JP6421508B2 - Liquid supply set - Google Patents

Description

  The present invention relates to a liquid supply set, a liquid supply apparatus, a liquid ejection system, and the like.

  Conventionally, an ink jet printer is known as an example of a liquid ejecting apparatus. In general, an inkjet printer can print on a recording medium by ejecting ink, which is an example of a liquid, from a recording head toward a recording medium such as paper. Conventionally, as an ink supply unit (liquid supply unit) capable of supplying ink to such a printer, a liquid storage container capable of storing ink is known. In the liquid container, there is known a liquid container in which an inlet for allowing ink to be injected is formed (see, for example, Patent Document 1).

JP 2014-61693 A

  In the liquid container described in Patent Document 1, ink can be replenished in the liquid container via the inlet. However, in this configuration, it is conceivable that the ink is spilled when the liquid container is replenished with ink. When this happens, the printer may be stained with ink. As described above, the conventional liquid supply means has a problem that the liquid ejecting apparatus is easily contaminated.

  The present invention can solve at least the above-described problems and can be realized as the following forms or application examples.

  Application Example 1 Liquid having a liquid container detachably attached to a liquid supply apparatus that supplies liquid to the liquid ejecting apparatus, and an electric contact unit that is detachable from the liquid supply apparatus and independent from the liquid container. In the supply set, the liquid container includes a liquid container that can store the liquid, a liquid outlet that is provided in the liquid container, and leads the liquid in the liquid container to the outside, and the liquid A first engaging portion that can be engaged with the supply device, and the electrical contact unit holds the electrical contact portion that can contact an electrical connection portion provided in the liquid supply device. And a second engaging portion provided in the holding portion and engageable with the liquid supply device, wherein the liquid supply device is disposed in the liquid container through the liquid outlet portion. A liquid introduction section for introducing the liquid; and the liquid A movable support portion that supports the container and the electrical contact unit, and the movable support portion includes a first engaged portion that engages with the first engagement portion of the liquid container; A second engaged portion with which the second engaging portion of the electric contact unit engages is formed, and the movable support portion is configured such that the first engaging portion of the liquid container is the first engaged portion. In a state of being engaged with the joint portion, the liquid lead-out portion and the liquid introduction portion can be displaced from a release position where they are separated from each other to a connection position where the liquid lead-out portion and the liquid introduction portion are connected to each other, With the second engagement portion of the electrical contact unit engaged with the second engaged portion, the electrical contact portion contacts the electrical connection portion at the connection position and the electrical connection at the release position. A liquid supply set that is spaced apart from the section.

  The liquid supply set of this application example includes a liquid container and an electrical contact unit. The liquid container and the electrical contact unit are independent of each other. For this reason, when the liquid in the liquid container is consumed and the amount of the liquid in the liquid container is insufficient, the liquid container can be replaced with a new liquid container. Thereby, since it is easy to avoid that a liquid spills, it is easy to avoid contaminating a liquid supply apparatus or a liquid injection apparatus with a liquid. Moreover, in this liquid supply set, since the liquid container and the electrical contact unit are independent from each other, they can be individually replaced. For this reason, for example, when the electrical contact unit is damaged, only the electrical contact unit can be replaced with a new electrical contact unit, so that it is easy to avoid the waste of the liquid container. Thus, according to this liquid supply set, the component parts are not easily wasted.

  Application Example 2 In the liquid supply set described above, at least a part of the liquid container has flexibility.

  In this application example, since at least a part of the liquid container has flexibility, it is possible to reduce the pressure drop in the liquid container when the liquid in the liquid container is consumed.

  Application Example 3 In the above liquid supply set, the liquid container is provided with an air communication path through which air can be introduced into the liquid container.

  In this application example, since the atmosphere can be introduced into the liquid container through the atmosphere communication path, the pressure drop in the liquid container when the liquid in the liquid container is consumed can be reduced.

  Application Example 4 In the above liquid supply set, the liquid container is provided with a liquid introduction path capable of introducing a liquid into the liquid container.

  In this application example, since the liquid can be introduced into the liquid storage unit via the liquid introduction path, a new liquid can be injected into the liquid storage unit.

  Application Example 5 In the liquid supply set described above, the electric contact unit is configured to be detachable from the liquid container.

  In this application example, since the electric contact unit is configured to be detachable from the liquid container, for example, the electric contact unit and the liquid container are attached to the liquid supply device in a state where the electric contact unit is mounted on the liquid container. Detachable. Thereby, the electrical contact unit and the liquid container can be attached to and detached from the liquid supply device together.

  Application Example 6 A liquid supply apparatus capable of supplying a liquid to the liquid ejecting apparatus, the liquid container capable of storing the liquid, the liquid introduction unit for introducing the liquid from the liquid container, and the electrical connection unit And an electric contact unit that can contact the electric connection part, and a movable support part that supports the liquid container and the electric contact unit, and the liquid container can store the liquid. A liquid lead-out portion provided in the liquid storage portion and connectable to the liquid introduction portion of the liquid supply device, and a first engagement portion engageable with the liquid supply device, The electric contact unit includes an electric contact portion that can contact the electric connection portion, a holding portion that holds the electric contact portion, and a second engagement portion that is provided in the holding portion and is engageable with the liquid supply device. And the liquid container and the electric contact unit And the movable support portion includes a first engaged portion that engages with the first engagement portion of the liquid container, and the second engagement of the electrical contact unit. A second engaged portion is formed, and the movable support portion is in a state where the first engaging portion of the liquid container is engaged with the first engaged portion, The second contact of the electrical contact unit is displaceable from a release position where the liquid outlet and the liquid inlet are separated from each other to a connection position where the liquid outlet and the liquid inlet are connected to each other. In a state in which the portion is engaged with the second engaged portion, the electrical contact portion contacts the electrical connection portion at the connection position, and is separated from the electrical connection portion at the release position. Liquid supply device.

  The liquid supply apparatus according to this application example includes a liquid container, a liquid introduction unit, an electrical contact unit, an electrical connection unit, an electrical contact unit, and a movable support unit. The liquid container and the electrical contact unit are independent of each other. For this reason, when the liquid in the liquid container is consumed and the amount of the liquid in the liquid container is insufficient, the liquid container can be replaced with a new liquid container. Thereby, since it is easy to avoid that a liquid spills, it is easy to avoid contaminating a liquid supply apparatus or a liquid injection apparatus with a liquid. Moreover, in this liquid supply apparatus, since the liquid container and the electrical contact unit are independent from each other, they can be individually replaced. For this reason, for example, when the electrical contact unit is damaged, only the electrical contact unit can be replaced with a new electrical contact unit, so that it is easy to avoid the waste of the liquid container. Thus, according to this liquid supply apparatus, the component parts are not easily wasted. In the liquid supply device, the first engagement portion of the liquid container is engaged with the first engaged portion of the movable support portion, and the second engagement portion of the electric contact unit is the second of the movable support portion. The liquid container and the electric contact unit can be mounted together by displacing the movable support portion from the release position to the connection position in a state of being engaged with the engaged portion. Thereby, compared with the case where a liquid container and an electrical contact unit are each mounted | worn separately, operation concerning mounting | wearing can be reduced.

  Application Example 7 A liquid supply apparatus according to the above-described liquid supply apparatus, comprising a cover that covers the liquid container.

  In this application example, since the liquid container can be covered with the cover, the liquid container can be protected with the cover. Thereby, it is easy to avoid that dust etc. adhere to a liquid container, and a liquid container is damaged, for example.

  Application Example 8 Between the above-described liquid supply device, a liquid injection unit capable of injecting the liquid supplied from the liquid supply device via the liquid introduction unit, and between the liquid introduction unit and the liquid injection unit And a pump that applies pressure to the liquid from the liquid introduction part side toward the liquid injection part side.

  In the liquid ejecting system of this application example, the liquid supply from the liquid supply device to the liquid ejecting unit can be assisted by the pump.

FIG. 3 is a perspective view illustrating a main configuration of a liquid ejection system according to the present embodiment. FIG. 3 is a perspective view showing an ink supply set in Embodiment 1. FIG. 3 is an exploded perspective view illustrating an ink container in Embodiment 1. FIG. 3 is an exploded perspective view showing a connection unit according to the first embodiment. Sectional drawing when the connection member in Example 1 is cut | disconnected by the AA line in FIG. The expanded sectional view when the connection unit in Example 1 is cut | disconnected by the AA line in FIG. The expanded sectional view when the connection unit in Example 1 is cut | disconnected by the AA line in FIG. FIG. 3 is an exploded perspective view showing a connection member in Embodiment 1. The perspective view which shows the attachment / detachment unit in this embodiment. The perspective view which shows the attachment / detachment unit in this embodiment. FIG. 6 is a diagram illustrating a flow of mounting the ink container to the detachable unit according to the first embodiment. FIG. 6 is a diagram illustrating a flow of mounting the ink container to the detachable unit according to the first embodiment. FIG. 6 is a diagram illustrating a flow of mounting the ink container to the detachable unit according to the first embodiment. FIG. 6 is a diagram illustrating a flow of mounting the ink container to the detachable unit according to the first embodiment. FIG. 10 is a perspective view showing an ink supply set in Embodiment 2. FIG. 10 is a perspective view showing an ink supply set in Embodiment 3. FIG. 10 is an exploded perspective view showing an ink lead-out unit in Embodiment 3. FIG. 10 is a perspective view illustrating an ink supply set according to a fourth embodiment. FIG. 10 is an exploded perspective view showing a connection unit in Embodiment 4. FIG. 10 is a perspective view showing an ink storage portion in Modification 2.

  The embodiment will be described with reference to the drawings, taking a liquid ejection system as an example. In addition, in each drawing, in order to make each structure the size which can be recognized, the structure and the scale of a member may differ.

  As illustrated in FIG. 1, the liquid ejecting system 1 according to the present embodiment includes a printer 3 that is an example of a liquid ejecting apparatus and an ink supply apparatus 4 that is an example of a liquid supplying apparatus. The printer 3 includes a transport device 5, a recording unit 6, a moving device 7, a relay device 9, and a control unit 11. In FIG. 1, XYZ axes, which are coordinate axes orthogonal to each other, are attached. The XYZ axes are also attached to the drawings shown thereafter as necessary. In the present embodiment, a state in which the liquid ejecting system 1 is arranged on a horizontal plane (XY plane) defined by the X axis and the Y axis is a use state of the liquid ejecting system 1. The Z axis is an axis orthogonal to a horizontal plane. In the usage state of the liquid ejecting system 1, the Z-axis direction is a vertically upward direction. When the liquid ejecting system 1 is in use, the −Z axis direction is the vertically downward direction in FIG. 1. In each of the XYZ axes, the direction of the arrow indicates the + (positive) direction, and the direction opposite to the direction of the arrow indicates the-(negative) direction.

  The conveyance device 5 intermittently conveys the recording medium P such as recording paper in the Y-axis direction. The recording unit 6 records on the recording medium P transported by the transport device 5 with ink which is an example of a liquid. The moving device 7 reciprocates the recording unit 6 along the X axis. The ink supply device 4 supplies ink to the recording unit 6 via the relay device 9. The relay device 9 is provided between the ink supply device 4 and the recording unit 6, and relays ink from the ink supply device 4 to the recording unit 6. The control unit 11 controls the driving of each of the above components.

  As illustrated in FIG. 1, the transport device 5 includes a driving roller 12 </ b> A, a driven roller 12 </ b> B, and a transport motor 13. The driving roller 12 </ b> A and the driven roller 12 </ b> B are configured so as to be able to rotate while contacting the outer periphery. The conveyance motor 13 generates power for rotationally driving the drive roller 12A. The power from the transport motor 13 is transmitted to the drive roller 12A through a transmission mechanism. Then, the recording medium P sandwiched between the driving roller 12A and the driven roller 12B is intermittently conveyed in the Y-axis direction.

  The recording unit 6 includes a carriage 17 and a recording head 19. The recording head 19 is an example of a liquid ejecting unit, and performs recording on the recording medium P by ejecting ink as ink droplets. The carriage 17 has a recording head 19 mounted thereon. The recording head 19 is connected to the control unit 11 via the flexible cable 31. The ejection of ink droplets from the recording head 19 is controlled by the control unit 11.

  As shown in FIG. 1, the moving device 7 includes a timing belt 43, a carriage motor 45, and a guide shaft 47. The timing belt 43 is stretched between the pair of pulleys 41A and 41B. The pair of pulleys 41 </ b> A and 41 </ b> B are arranged along the X axis. For this reason, the timing belt 43 is stretched along the X axis. The carriage motor 45 generates power for rotationally driving the pulley 41A. The guide shaft 47 extends along the X axis. Both ends of the guide shaft 47 are supported by a housing (not shown) and guide the carriage 17 along the X axis.

  The carriage 17 is fixed to a part of the timing belt 43. Power is transmitted to the carriage 17 from the carriage motor 45 via the pulley 41 </ b> A and the timing belt 43. The carriage 17 is configured to reciprocate along the X axis by the transmitted power.

  As shown in FIG. 1, an ink supply set 50, which is an example of a liquid supply set, is detachably attached to the ink supply device 4. The ink supply device 4 has a case 53 that is an example of a cover. In the present embodiment, a plurality of (four in the present embodiment) ink supply sets 50 can be attached to the ink supply device 4. The four ink supply sets 50 are accommodated in the case 53. Thereby, the ink supply set 50 can be covered with the case 53. For this reason, since the ink supply set 50 can be protected by the case 53, for example, it is easy to avoid that dust or the like adheres to the ink supply set 50 or that the ink supply set 50 is damaged.

  A detachable unit (described later) that supports the ink supply set 50 is provided in the case 53. The four ink supply sets 50 are detachably supported with respect to the detachable unit. Each ink supply set 50 has an ink container that is an example of a liquid container. Ink is sealed in an ink containing portion formed of a flexible sheet. In the liquid ejecting system 1, when the ink in the ink container is consumed, the ink is replaced with a new ink supply set 50.

  An ink supply tube 57 is connected to the ink storage portion of each ink supply set 50 via a detachable unit (not shown). An ink supply tube 57, which is an example of a flow path member, is connected from the ink supply device 4 to the relay device 9. The relay device 9 includes a pump unit 59 that is an example of a pump. The pump unit 59 pumps up ink in the ink container of the ink supply set 50 attached to the ink supply device 4. Then, the pump unit 59 sends the ink pumped from the ink container of the ink supply set 50 to the recording head 19 via the ink supply tube 61. Thereby, the ink supply from the ink supply device 4 to the recording head 19 can be assisted by the pump unit 59. In this way, the ink in the ink container of the ink supply set 50 is supplied from the ink supply device 4 to the recording head 19 via the relay device 9. Then, the ink supplied to the recording head 19 is ejected as ink droplets from a nozzle (not shown) directed to the recording medium P side. In the above example, the relay device 9 and the ink supply device 4 are described as separate configurations. However, the relay device 9 may be included in the configuration of the ink supply device 4. Further, the relay device 9 can be included in the configuration of the printer 3.

  In the liquid ejecting system 1 having the above configuration, the driving of the transport motor 13 is controlled by the control unit 11, and the transport device 5 transports the recording medium P intermittently in the Y-axis direction while facing the recording head 19. At this time, the control unit 11 controls the drive of the carriage motor 45 to control the drive of the recording head 19 while reciprocating the carriage 17 along the X axis, thereby ejecting ink droplets at a predetermined position. . With such an operation, dots are formed on the recording medium P, and recording is performed on the recording medium P based on recording information such as image data.

  Various embodiments of the ink supply set 50 will be described. In the following, in order to identify the ink supply set 50 for each embodiment, a different alphabetic character is added to the code of the ink supply set 50 for each embodiment.

Example 1
As shown in FIG. 2, the ink supply set 50 </ b> A according to the first embodiment includes an ink container 63 that is an example of a liquid container. The ink container 63 includes an ink container 82 that is an example of a liquid container and a connection unit 83. As shown in FIG. 3, the ink containing portion 82 includes a flexible film material 82A, a flexible film material 82B, and a flexible film material 82C. The film material 82 </ b> A and the film material 82 </ b> B are welded to each other in the peripheral region 85 in a state where they are overlapped with each other. The film material 82C is sandwiched between the film material 82A and the film material 82B. The peripheral edge of the film material 82 </ b> C is welded to the film material 82 </ b> A and the film material 82 </ b> B in a state of being overlapped with the peripheral area 85.

  Thereby, the ink accommodating part 82 has a bag-like form with the film material 82C as the bottom. Ink is stored inside the ink storage portion 82. For this reason, the ink accommodating part 82 has a function as an ink accommodating part which accommodates the ink which is an example of a liquid. In addition, since at least a part of the ink containing portion 82 is flexible, it is possible to reduce a decrease in pressure in the ink containing portion 82 when the ink in the ink containing portion 82 is consumed. . In FIG. 3, the peripheral region 85 is hatched for easy understanding of the configuration. FIG. 3 shows a state where the film material 82C is cut between the film material 82A and the film material 82B.

  As the material of the film material 82A, the film material 82B, and the film material 82C, for example, polyethylene terephthalate (PET), nylon, polyethylene, or the like can be employed. A laminated structure in which films made of these materials are laminated may also be employed. In such a laminated structure, for example, the outer layer can be made of PET or nylon having excellent impact resistance, and the inner layer can be made of polyethylene having excellent ink resistance. Furthermore, a film having a layer on which aluminum or the like is deposited may be employed. Thereby, gas barrier property can be improved.

  The connection unit 83 is sandwiched between the film material 82A and the film material 82B in a part of the peripheral region 85. In a part of the peripheral region 85, the connection unit 83 and the film material 82A are welded to each other. Similarly, in a part of the peripheral region 85, the connection unit 83 and the film material 82B are welded to each other. Therefore, a part of the peripheral region 85 where the connection unit 83 is sandwiched between the film material 82 </ b> A and the film material 82 </ b> B is a joint portion between the ink storage portion 82 and the connection unit 83. The connection unit 83 is provided with a welded portion 86. Each of the film material 82A and the film material 82B is welded to the welding portion 86 in a state where the welding portion 86 is sandwiched between the film material 82A and the film material 82B. The film material 82A, the film material 82B, and the connection unit 83 are joined to each other, thereby forming the ink containing portion 82 having the film material 82C as a bottom.

  As illustrated in FIG. 4, the connection unit 83 includes a connection member 91, a tube 93, and a valve unit 94. The valve unit 94 includes a spring 95, a plug (valve element) 97, and a packing (valve seat) 99. The connecting member 91 is provided with an ink outlet 101 that is an example of a liquid outlet. The connection member 91 is located at the end of the ink containing portion 82. The connection member 91 has a base 102. The ink lead-out part 101 is provided on the base part 102. The ink lead-out portion 101 protrudes from the base portion 102 in a direction intersecting with the Z axis. Via the ink lead-out part 101, the inside of the ink accommodating part 82 (FIG. 3) and the outside communicate. The connection member 91 protrudes outward from the ink storage portion 82. The connection member 91 has a function as a liquid lead-out portion that leads ink, which is an example of a liquid, from the inside of the ink containing portion 82 to the outside. The spring 95, the plug 97, and the packing 99 are accommodated in the ink lead-out portion 101 in this order. In the state before the ink container 63 is mounted on the ink supply device 4, the ink outlet 101 is closed by the film 103. As a result, the inside of the ink containing portion 82 is kept sealed.

  The connection unit 83 is provided with a circuit board 105 that is an example of an electrical contact portion. The connection member 91 is provided with a substrate installation unit 106 that is an example of a holding unit. The substrate installation unit 106 is provided on the base unit 102. The substrate installation part 106 protrudes from the base part 102 in a direction intersecting the Z axis. The substrate installation unit 106 is provided on the ink outlet unit 101 side of the connection member 91. That is, the ink lead-out part 101 and the substrate installation part 106 are provided on the same side of the connection member 91. The circuit board 105 is provided in the board installation unit 106. The circuit board 105 is provided with a plurality of terminal portions 107. The plurality of terminal portions 107 are directed to the side opposite to the connection member 91 side of the circuit board 105. A storage device (not shown) such as a nonvolatile memory is provided on the side opposite to the terminal portion 107 side of the circuit board 105. At least some of the plurality of terminal portions 107 are electrically connected to the storage device.

  In the connection member 91, the side surface of the base portion 102 is set as the weld portion 86. The connection member 91 is provided with an introduction port 108 which is an example of a flow path connection part. The introduction port 108 is provided in the base portion 102 and extends along the Z axis. The introduction port 108 protrudes from the base 102 in the −Z axis direction. The introduction port 108 communicates with the ink container 82 and introduces the ink in the ink container 82 into the ink outlet 101. The introduction port 108 communicates with the ink outlet unit 101. The ink outlet 101 extends in a direction that intersects with the direction in which the introduction port 108 extends, that is, in a direction that intersects the Z axis. The tube 93 is connected to the introduction port 108. The tube 93 is accommodated in the ink accommodating portion 82 as shown in FIG. The tube 93 extends the introduction path to the introduction port 108 to the back side of the ink containing portion 82.

  As shown in FIG. 5 which is a cross-sectional view of the connection member 91 taken along the line AA in FIG. The ink lead-out part 101 has a bottom part 109 and a side wall 111. The side wall 111 surrounds the bottom 109. The region surrounded by the side wall 111 has a function as a supply port for supplying the ink in the ink containing portion 82 to the outside. As shown in FIG. 6, a spring 95, a plug 97, and a packing 99 are accommodated inside the ink lead-out portion 101. The spring 95 is sandwiched between the bottom 109 of the ink outlet 101 and the stopper 97. The stopper 97 is sandwiched between the spring 95 and the packing 99. For this reason, the plug 97 is urged toward the packing 99 by the spring 95.

  The packing 99 is made of an elastic body such as rubber or elastomer. The packing 99 is press-fitted into the ink outlet portion 101. An opening 113 is provided in the packing 99. The plug 97 is urged toward the packing 99 side in a state where it overlaps the opening 113 of the packing 99. For this reason, the opening 113 of the packing 99 is closed by the plug 97. A gap is maintained between the stopper 97 and the ink outlet 101. A gap is also maintained between the spring 95 and the ink outlet 101. Therefore, the plug 97 and the spring 95 can be displaced inside the ink lead-out portion 101 along the extending direction of the ink lead-out portion 101, respectively.

  Here, a groove 115 is provided inside the ink lead-out portion 101. The groove 115 extends along the extending direction of the ink outlet 101 from the terminal end 117 side of the ink outlet 101 toward the bottom 109. The groove 115 extends from the bottom 109 to the packing 99 side of the spring 95. The groove 115 is provided in a direction that becomes concave from the inner wall to the outer wall of the ink outlet portion 101. Therefore, the space surrounded by the plug 97 and the groove 115 can be used as an ink flow path in a state where the plug 97 is accommodated in the ink outlet 101.

  When the ink container 63 is attached to the ink supply device 4 (FIG. 1), the supply needle 121 is inserted into the opening 113 of the packing 99 as shown in FIG. At this time, the plug 97 is pushed by the supply needle 121 and is displaced toward the bottom 109 side. The supply needle 121 is formed in a hollow shape. The supply needle 121 communicates with the ink supply tube 57. As a result, as indicated by an arrow in the figure, ink can be supplied to the ink supply tube 57 (FIG. 1) from the flow path 123 surrounded by the groove 115 and the plug 97 via the supply needle 121. The supply needle 121 is provided in the case 53 of the ink supply device 4.

  As shown in FIG. 8, the connecting member 91 has a handle portion 131. The handle portion 131 is provided on the base portion 102. The handle portion 131 protrudes from the base portion 102 in the positive Z-axis direction, that is, from the base portion 102 toward the inlet 108 side of the base portion 102, that is, the side opposite to the ink containing portion 82 side. Therefore, the handle portion 131 protrudes from the ink storage portion 82 toward the outside of the ink storage portion 82. The handle portion 131 extends along the extending direction of the base portion 102. The handle portion 131 has two leg portions 131A and a grip portion 131B. The two leg portions 131A are respectively provided on the base portion 102 and extend from the base portion 102 in the positive Z-axis direction. Since the two leg portions 131A are each connected to the base portion 102, they are also called connection portions.

  The two leg portions 131A are separated from each other in the extending direction of the base portion 102. The grip 131B is provided on the positive side in the Z-axis direction relative to the two legs 131A, that is, on the side opposite to the base 102 side relative to the two legs 131A. The grip portion 131 </ b> B extends along the extending direction of the base portion 102. The two leg portions 131A are connected to the grip portion 131B, respectively. With the above configuration, the operator can insert a finger between the grip portion 131B and the base portion 102 to grip the grip portion 131B. Then, the operator can hold down the ink container 63 while holding the holding part 131B.

  Moreover, the connection member 91 has the engaging part 133, as shown in FIG. The engaging part 133 has a plate-like appearance and intersects with the ink outlet part 101. The engaging portion 133 protrudes outside the ink outlet portion 101. For this reason, the engaging part 133 has a flange shape projecting outside the ink outlet part 101. The engaging portion 133 protrudes outward from the ink lead-out portion 101 from the ink lead-out portion 101. In other words, the engaging portion 133 protrudes from the ink lead-out portion 101 toward the two leg portions 131A and the side opposite to the grip portion 131B from the ink lead-out portion 101, that is, from the ink lead-out portion 101. And a portion projecting in the Z-axis direction. The engaging portion 133 is separated from the base portion 102. That is, there is a gap between the engaging portion 133 and the base portion 102.

  The detachable unit 171 provided in the ink supply device 4 will be described. The attachment / detachment unit 171 includes a mechanism for attaching / detaching the ink supply set 50 to / from the ink supply device 4. In the ink supply set 50A of the first embodiment, the detachable unit 171 supports the ink container 63 so as to be detachable. The number of attachment / detachment units 171 provided in the ink supply device 4 is the same as the number of ink supply sets 50 that can be attached to the ink supply device 4. That is, the detachable unit 171 is provided for each ink supply set 50 that is attached to the ink supply device 4. As shown in FIG. 9, the detachable unit 171 includes a holder 172, an ink introduction part 173 as an example of a liquid introduction part, a contact mechanism 175 as an example of an electrical connection part, and a movable member as an example of a movable support part. 177. The holder 172 is a member that supports the detachable unit 171. An ink introduction part 173 and a contact mechanism 175 are provided in the holder 172. The holder 172 may be fixed directly to the printer 3 or may be fixed to the printer 3 via the case 53 of the ink supply device 4.

  The ink introduction unit 173 has the supply needle 121 described above. The ink introduction unit 173 has a function as a liquid introduction unit that introduces the ink derived from the ink storage unit 82 of the ink storage body 63 through the ink extraction unit 101 into the relay device 9. The supply needle 121 communicates with the ink supply tube 57. Here, in the ink supply device 4, the direction in which the supply needle 121 extends is defined as the K1 direction. The Z-axis direction in the ink supply device 4 is the same as the Z-axis direction in the liquid ejecting system 1. A direction orthogonal to both the K1 direction and the Z-axis direction is defined as a K2 direction. According to this definition, in the ink supply device 4, in the connection member 91 of the ink container 63, as shown in FIG. 8, the ink lead-out portion 101 extends along the K1 direction, and the base portion 102 extends along the K2 direction. Exist. Similarly, the grip portion 131B extends along the K2 direction.

  The contact mechanism 175 (FIG. 9) is a connection portion that is electrically connected to the circuit board 105 of the ink container 63. In a state where the ink container 63 is attached to the detachable unit 171, at least a part of the plurality of terminal portions 107 (FIG. 4) of the circuit board 105 contacts the contact mechanism 175. The contact mechanism 175 is electrically connected to the control unit 11 via the flexible cable 31 (FIG. 1). Then, the contact mechanism 175 and the storage device (not shown) of the ink container 63 are electrically connected via the circuit board 105, whereby various kinds of communication are performed between the control unit 11 and the storage device of the ink container 63. Information can be transmitted.

  The movable member 177 is configured to be movable back and forth along the K1 direction with respect to the holder 172. The movable member 177 is provided at a position overlapping the ink introduction portion 173 when the detachable unit 171 is viewed from the K1 direction, and extends over a region straddling the ink introduction portion 173 and the contact mechanism 175 in the K2 direction. The movable member 177 is provided with a support portion 183. The support portion 183 is provided at a position overlapping the ink introduction portion 173 when the detachable unit 171 is viewed from the K1 direction. The support portion 183 is provided with a notch 185 at a portion overlapping the supply needle 121. Therefore, when the movable member 177 is moved toward the ink introduction portion 173 along the direction opposite to the K1 direction, the supply needle 121 of the ink introduction portion 173 can be inserted into the notch portion 185 of the support portion 183. .

  The support portion 183 is provided with a recess 187. In the support portion 183, the concave portion 187 is provided in a direction that becomes concave toward the -Z axis direction. The recess 187 is provided over a region straddling the notch 185 in the K2 direction. For this reason, as shown in FIG. 10, when the movable member 177 is moved toward the ink introduction part 173 along the direction opposite to the K1 direction, the supply needle 121 passes through the notch part 185 of the support part 183. Can enter the recess 187. An engagement portion 133 (FIG. 8) provided on the connection member 91 of the ink container 63 can be inserted into the recess 187. Inserting the engaging portion 133 of the ink containing body 63 into the recessed portion 187 from the Z-axis direction side of the recessed portion 187 with the ink outlet portion 101 of the ink containing body 63 facing the ink introducing portion 173 side of the detachable unit 171. Can do. The engaging portion 133 is an example of a first engaging portion, and the recess 187 is an example of a first engaged portion.

  Further, the movable member 177 is provided with a support portion 191. The support portion 191 is provided at a position overlapping the contact mechanism 175 when the detachable unit 171 is viewed from the K1 direction. The support portion 191 is provided with a notch 192 at a portion overlapping the contact mechanism 175. The support part 191 is configured to be able to receive the board installation part 106 of the connection unit 83 by the notch part 192. The board installation part 106 can engage with the notch part 192 of the support part 191 in the −Z-axis direction. When the engaging portion 133 of the ink container 63 is inserted into the support portion 183, the substrate installation portion 106 is inserted into the cutout portion 192 of the support portion 191. And the support part 191 is comprised so that the board | substrate installation part 106 can be supported in the state which the board | substrate installation part 106 engaged. In addition, the board | substrate installation part 106 is an example of a 2nd engaging part, and the notch part 192 of the support part 191 is an example of a 2nd to-be-engaged part.

  Here, in the detachable unit 171, as shown in FIG. 9, the state in which the movable member 177 protrudes from the holder 172 in the K1 direction is called a disconnected state. The position of the movable member 177 in the disconnected state is called a disconnected position. In the non-connected state, the ink introduction part 173 is located in the −K1 direction with respect to the notch part 185 of the movable member 177. For this reason, the ink introduction part 173 is separated from the ink lead-out part 101 in the disconnected state. Therefore, the disconnected state is a state in which the ink outlet 101 and the ink inlet 173 are not connected. In the non-connected state, the attachment of the ink container 63 to the detachable unit 171 is released. For this reason, the unconnected state is also called a released state. The non-connection position is also called a release position. In the release position, the ink outlet 101 and the ink inlet 173 are separated from each other. In the release position, the contact mechanism 175 and the terminal portion 107 of the circuit board 105 are separated from each other.

  When the movable member 177 is displaced from the release position to the connection position shown in FIG. 10, the supply needle 121 enters the notch 185 of the movable member 177. In a state where the supply needle 121 has entered the notch 185 of the movable member 177, the ink outlet 101 and the supply needle 121 are connected to each other. A state in which the ink outlet 101 and the supply needle 121 are connected to each other is called a connected state. The position of the movable member 177 in the connected state is called a connection position. In the connected state, the ink outlet 101 and the supply needle 121 are connected to each other. In the connection position, the contact mechanism 175 and the terminal portion 107 of the circuit board 105 are in contact with each other.

  A flow (mounting method) of mounting the ink container 63 to the detachable unit 171 will be described. First, as shown in FIG. 11, when the movable member 177 is in the release position, the ink outlet 63 of the ink holder 63 is directed toward the ink inlet 173 of the detachable unit 171, and the ink holder 63 is moved. The engaging portion 133 is positioned on the Z axis direction side of the concave portion 187 of the movable member 177. At this time, the board installation part 106 of the connection unit 83 faces the support part 191 of the movable member 177 along the Z axis. At this time, the operator grasps the grip 131B of the ink container 63 and supports the ink container 63, thereby easily positioning the engaging part 133 on the Z-axis direction side of the recess 187 of the movable member 177. be able to. In FIG. 11, the holder 172, the ink introduction part 173, and the contact mechanism 175 of the detachable unit 171 are not shown for easy understanding of the configuration.

  Here, when the operator grips the grip portion 131B and supports the ink container 63, the end surface 207 of the ink lead-out portion 101 intersects the Z-axis direction that is the protruding direction from the connection member 91 of the grip portion 131B. -K1 direction. For this reason, when the operator grips the grip portion 131B and supports the ink container 63, the end surface 207 of the ink lead-out portion 101 is unlikely to overlap the grip portion 131B in the operator's line of sight. It is easy to perform, and it is possible to attach the detachable unit 171 while taking into consideration the end face 207 of the ink outlet 101. Thereby, the operator can easily position the engaging portion 133 on the Z-axis direction side of the concave portion 187 of the movable member 177.

  Next, as shown in FIG. 12, the engaging portion 133 is engaged with the recessed portion 187 of the movable member 177 by lowering the ink container 63 in the −Z-axis direction. As a result, the ink containing portion 82 is supported by the detachable unit 171 via the connection member 91. As a result, the ink container 63 is suspended by the engagement portion 133 being supported by the support portion 183. In this way, the ink container 63 can be easily attached to and detached from the attachment / detachment unit 171 by engaging the engagement portion 133 in the recess 187 of the movable member 177. In FIG. 12, the holder 172, the ink introduction part 173, and the contact mechanism 175 of the detachable unit 171 are not shown for easy understanding of the configuration.

  At this time, since the movable member 177 is in the release position, as shown in FIG. 13, the ink outlet 101 and the ink inlet 173 are separated from each other. That is, the connection between the ink outlet 101 and the ink inlet 173 is released at the release position. FIG. 13 shows a cross section when the detachable unit 171 and the ink container 63 are cut at a position corresponding to the line AA in FIG.

  And as shown in FIG. 14, if the movable member 177 is displaced to a connection position, the ink derivation | leading-out part 101 can be moved to -K1 direction. Thereby, the connection between the ink lead-out part 101 and the ink introduction part 173 and the connection between the contact mechanism 175 and the terminal part 107 of the circuit board 105 can be performed. 14 shows a cross section when the detachable unit 171 and the ink containing body 63 are cut at a position corresponding to the line AA in FIG. When removing the ink supply set 50A from the ink supply device 4, the reverse procedure of the mounting method described above may be performed. That is, when removing the ink supply set 50A from the ink supply device 4, first, the movable member 177 is displaced from the connection position to the release position. Next, the ink supply set 50 </ b> A can be removed from the ink supply device 4 by gripping the grip portion 131 </ b> B of the ink container 63 and pulling up the ink container 63 from the movable member 177 in the Z-axis direction.

  According to the ink supply set 50 </ b> A of the first embodiment, when the ink in the ink container 63 is consumed and the remaining amount of ink in the ink container 82 is insufficient, the ink container 63 is replaced with a new ink container 63. Can be replaced. Thereby, the supply of the ink of the printer 3 can be continued rapidly. In addition, since it is easy to avoid ink spilling when the ink container 63 is replaced, it is easy to avoid staining the ink supply device 4 and the printer 3 with ink.

(Example 2)
As illustrated in FIG. 15, the ink supply set 50 </ b> B according to the second embodiment includes an ink container 211 and an electrical contact unit 212. The ink supply set 50B has a form in which the circuit board 105 is separated from the connection unit 83 in the ink supply set 50A of the first embodiment together with the board installation unit 106. That is, in the ink supply set 50B, the ink lead-out unit 101 and the substrate installation unit 106 are independent of each other. Except for this point, the ink supply set 50B of the second embodiment has the same configuration as the ink supply set 50A of the first embodiment. For this reason, below, about the structure similar to Example 1, the same code | symbol as Example 1 is attached | subjected and detailed description is abbreviate | omitted.

  The ink container 211 has a connection unit 213 and an ink container 82. The connection unit 213 has an ink lead-out unit 101. The electrical contact unit 212 includes the board installation unit 106 and the circuit board 105. The board installation unit 106 is configured to be separable from the connection unit 213. Except for this point, the connection unit 213 has the same configuration as the connection unit 83 of the first embodiment.

  An example of a mounting method when mounting the ink supply set 50B to the detachable unit 171 will be described. In this mounting method, first, when the movable member 177 (FIG. 9) is in the release position, the board installation portion 106 of the electric contact unit 212 is engaged with the support portion 191 of the movable member 177. At this time, the −Z-axis direction can be adopted as the direction in which the substrate installation unit 106 is engaged with the support unit 191. However, the direction in which the board installation unit 106 is engaged with the support unit 191 is not limited to the −Z-axis direction, and the −K1 direction and other directions can also be adopted.

  Next, the ink container 211 is supported by the movable member 177. At this time, the method for supporting the ink containing body 211 on the movable member 177 is the same as that in the first embodiment, and thus detailed description thereof is omitted. Next, the movable member 177 is displaced from the release position to the connection position by displacing the movable member 177 in the −K1 direction. Thereby, the connection between the ink lead-out part 101 and the ink introduction part 173 and the connection between the contact mechanism 175 and the terminal part 107 of the circuit board 105 can be performed. In the ink supply set 50B of the second embodiment, the ink container 211 and the electrical contact unit 212 are independent of each other, and therefore can be individually replaced. For this reason, for example, when the electrical contact unit 212 is damaged, only the electrical contact unit 212 can be replaced with a new electrical contact unit 212. Thereby, it is easy to avoid that the ink container 211 is wasted. As described above, according to the ink supply set 50B, the components are not easily wasted.

  In the second embodiment, the board installation unit 106 can be configured to be detachable from the connection unit 213. According to this configuration, for example, after the electrical contact unit 212 is mounted on the ink container 211, the electrical contact unit 212 and the ink container 211 can be supported by the movable member 177. Thereby, it is easy to reduce the trouble of attaching / detaching the ink supply set 50B to / from the attaching / detaching unit 171.

(Example 3)
As illustrated in FIG. 16, the ink supply set 50 </ b> C according to the third embodiment includes an ink container 215 and an electrical contact unit 212. In the third embodiment, the same configurations as those in the first and second embodiments are denoted by the same reference numerals as those in the first and second embodiments, and detailed description thereof is omitted. The ink container 215 includes an ink container 82, an ink outlet unit 216 that is an example of a liquid outlet unit, and a flow path unit 217. As shown in FIG. 17, the ink lead-out unit 216 includes a connection member 218 and a valve unit 94. The connection member 218 includes the ink lead-out part 101, the introduction port 108, and the engagement part 133. Since the valve unit 94 is the same as that of Example 1, description is abbreviate | omitted. Note that the ink lead-out portion 101 is closed by the film 103 before the ink container 215 is attached to the ink supply device 4.

  As shown in FIG. 16, the flow path unit 217 connects the ink storage portion 82 and the ink lead-out unit 216. One end of the flow path unit 217 is connected to the ink containing portion 82. The other end of the flow path unit 217 is connected to the inlet 108 (FIG. 17) of the ink outlet unit 216. The flow path unit 217 is configured by, for example, a flexible tube, and forms a flow path that guides the ink in the ink storage unit 82 to the ink lead-out unit 216. The ink guided from the ink container 82 to the ink outlet unit 216 via the flow path unit 217 is guided to the ink outlet 101 from the inlet 108.

  An example of a mounting method when mounting the ink supply set 50C to the detachable unit 171 will be described. In the ink supply set 50 </ b> C, the order in which the electric contact unit 212 is engaged with the movable member 177 before the ink container 215, and the order in which the ink container 215 is engaged with the movable member 177 before the electric contact unit 212. Either of these can be employed. When the ink container 215 is supported by the movable member 177, the engaging portion 133 of the ink lead-out unit 216 is engaged in the recess 187 of the movable member 177. As a result, the ink lead-out unit 216 is supported by the detachable unit 171. In addition, by adding a configuration for supporting the ink storage unit 82 to the ink supply device 4, it is possible to reduce a load applied to a connection portion between the flow path unit 217 and the ink storage unit 82.

  Since the method for supporting the electric contact unit 212 on the movable member 177 is the same as that in the second embodiment, detailed description thereof is omitted. Then, after the electric contact unit 212 and the ink container 215 are supported by the movable member 177, the movable member 177 is displaced from the release position to the connection position by displacing the movable member 177 in the −K1 direction. Thereby, the connection between the ink lead-out part 101 and the ink introduction part 173 and the connection between the contact mechanism 175 and the terminal part 107 of the circuit board 105 can be performed. In the ink supply set 50C according to the third embodiment, the ink lead-out unit 216 and the electrical contact unit 212 are independent from each other, and therefore can be individually replaced. Thereby, for example, when the ink derivation unit 216 is damaged, only the ink derivation unit 216 can be replaced with a new ink derivation unit 216. For example, when the circuit board 105 is damaged, only the circuit board 105 can be replaced with a new circuit board 105 together with the electric contact unit 212. As described above, according to the ink supply set 50C, it is easy to avoid that the component parts are wasted.

Example 4
The ink supply set 50D of the fourth embodiment includes an ink container 221 as illustrated in FIG. The ink supply set 50D has a form in which the electrical contact unit 212 and the ink lead-out unit 216 in the ink supply set 50C of the third embodiment are combined. That is, in the ink supply set 50 </ b> D, the ink lead-out unit 101 and the substrate installation unit 106 are integrally configured. Except for this point, the ink supply set 50D of the fourth embodiment has the same configuration as the ink supply set 50C of the third embodiment. For this reason, below, about the structure similar to Example 3, the same code | symbol as Example 3 is attached | subjected and detailed description is abbreviate | omitted.

  The ink container 221 includes a connection unit 222, an ink container 82, and a flow path unit 217. The connection unit 222 has a configuration in which the electrical contact unit 212 (FIG. 16) and the ink lead-out unit 216 in the ink supply set 50C of the third embodiment are combined. As shown in FIG. 19, the connection unit 222 includes a connection member 223, a valve unit 94, and a circuit board 105. The connection member 223 includes the ink lead-out part 101, the introduction port 108, the engagement part 133, and the board installation part 106. Since the valve unit 94 and the substrate placement unit 106 are the same as those in the first embodiment, description thereof is omitted. Note that the ink outlet 101 is closed by the film 103 before the ink container 221 is attached to the ink supply device 4.

  An example of a mounting method when mounting the ink supply set 50D to the detachable unit 171 will be described. In the ink supply set 50 </ b> D, as in the first embodiment, first, the engaging portion 133 of the connecting member 223 is engaged with the concave portion 187 of the movable member 177. At this time, the board installation portion 106 of the connection member 223 is inserted into the notch 192 (FIG. 9) of the movable member 177. Next, by moving the movable member 177 from the release position to the connection position, the ink lead-out part 101 and the ink introduction part 173 can be connected, and the contact mechanism 175 and the terminal part 107 of the circuit board 105 can be connected. it can.

  In the fourth embodiment, similarly to the third embodiment, the load applied to the connection portion between the flow path unit 217 and the ink containing portion 82 is added to the ink supply device 4 by adding a configuration for supporting the ink containing portion 82. Can be reduced. In addition, a configuration in which the handle unit 131 in the first embodiment or the second embodiment is added to the connection unit 222 may be employed. According to this configuration, since the operator can hold the holding part 131B and hold the ink container 221 down, it is convenient to handle the ink container 221.

  In the ink supply set 50D of the fourth embodiment, the connection unit 222 and the ink storage portion 82 are independent of each other. In the ink supply set 50 </ b> D, the connection unit 222 and the ink storage portion 82 communicate with each other via the flow path unit 217. For this reason, each of the connection unit 222 and the ink accommodating part 82 can be replaced | exchanged separately. Thereby, for example, when the ink outlet 101 is damaged, only the connection unit 222 can be replaced with a new connection unit 222. For this reason, according to this ink supply set 50D, it is easy to avoid that the ink in the ink accommodating part 82 is wasted. Further, for example, when the ink containing portion 82 is damaged, only the ink containing portion 82 can be replaced with a new ink containing portion 82. For this reason, according to the ink supply set 50D, it is easy to avoid the other components of the ink containing portion 82 being wasted.

(Modification 1)
In each of the first to fourth embodiments, a configuration in which the ink storage unit 82 and the ink introduction unit 173 are connected by connecting the ink lead-out unit 101 to the ink introduction unit 173 is employed. However, the configuration in which the ink containing portion 82 and the ink introducing portion 173 are communicated is not limited to this. As a configuration for connecting the ink containing portion 82 and the ink introducing portion 173, for example, by directly connecting the other end of the flow path unit 217 connected to the ink containing portion 82 to the supply needle 121, the ink containing portion 82 and the ink introducing portion are connected. A configuration for communicating with the portion 173 may also be employed. A configuration in which the other end of the flow path unit 217 connected to the ink containing portion 82 is directly connected to the supply needle 121 is referred to as a first modification. Also in the first modification, the ink in the ink containing portion 82 can be supplied to the printer 3. In the first modification, the ink lead-out unit 101 can be omitted, so that the number of parts can be reduced.

(Modification 2)
Examples 1 to 4 and Modification 1 show examples in which the ink containing portion 82 is configured by joining a flexible film material 82A, a film material 82B, and a film material 82C, respectively. . However, the configuration of the ink containing portion 82 is not limited to this. As a configuration of the ink containing portion 82, for example, as shown in FIG. 20, a flexible container formed by blow molding may be employed. In FIG. 20, an example in which a container formed by blow molding is applied to the ink supply set 50A of the first embodiment is illustrated. The example shown in FIG. Similar effects can be obtained in the second modification.

(Modification 3)
In addition, the ink container 82 is not limited to a flexible container formed by blow molding, and a highly rigid container formed by resin injection molding or the like may be employed. A modification 3 is an example in which the ink containing portion 82 is configured by a highly rigid container formed by resin injection molding or the like. Similar effects can be obtained in the third modification.

(Modification 4)
In each of the first to fourth embodiments and the first to third modifications, a configuration in which an atmosphere communication path capable of introducing the atmosphere into the ink containing portion 82 may be employed. An example in which an atmosphere communication path capable of introducing the atmosphere into the ink containing portion 82 is provided as Modification 4. According to the configuration of the modified example 4, since the atmosphere can be introduced into the ink containing portion 82 through the atmosphere communication path, the pressure in the ink containing portion 82 when the ink in the ink containing portion 82 is consumed is reduced. Reduction can be reduced. In Modification 4, for example, a hole penetrating from the inside of the ink containing portion 82 to the outside can be formed in the ink containing portion 82, and this hole can be used as an air communication path. Further, for example, the atmosphere communication path can also be configured by adding a part in which a flow path capable of introducing the atmosphere is formed in the ink containing portion 82.

(Modification 5)
In each of Embodiments 1 to 4 and Modifications 1 to 4, a configuration in which an ink introduction path capable of introducing ink is provided in the ink storage portion 82 may be employed. An example in which an ink introduction path into which ink can be introduced is provided in the ink containing portion 82 is referred to as a fifth modification. The ink introduction path is an example of a liquid introduction path. According to the configuration of the modification example 5, since it is possible to introduce ink into the ink containing portion 82 via the ink introduction path, new ink can be injected into the ink containing portion 82. In Modification 5, for example, a hole penetrating from the inside of the ink containing portion 82 to the outside can be formed in the ink containing portion 82, and this hole can be used as an ink introduction path. Further, for example, the ink introduction path can also be configured by adding a part in which a flow path capable of introducing ink is formed in the ink containing portion 82.

(Modification 6)
In the fourth modification, the atmosphere communication path can also be used as the ink introduction path. An example in which the atmosphere communication path is also used as an ink introduction path is referred to as a sixth modification. In the sixth modification, ink can be introduced into the ink containing portion 82 via an air communication path that can introduce air into the ink containing portion 82. Further, according to the sixth modification, since the atmosphere can be introduced into the ink containing portion 82 via the atmosphere communication path, the pressure in the ink containing portion 82 when the ink in the ink containing portion 82 is consumed is changed. Reduction can be reduced. According to the sixth modification, the atmosphere and ink can be introduced into the ink containing portion 82 with a simple configuration.

  DESCRIPTION OF SYMBOLS 1 ... Liquid ejecting system, 3 ... Printer, 4 ... Ink supply apparatus, 5 ... Conveyance apparatus, 6 ... Recording part, 7 ... Moving apparatus, 9 ... Relay apparatus, 11 ... Control part, 12A ... Drive roller, 12B ... Driven roller , 13 ... Conveyance motor, 17 ... Carriage, 19 ... Recording head, 31 ... Flexible cable, 41A, 41B ... Pulley, 43 ... Timing belt, 45 ... Carriage motor, 47 ... Guide shaft, 50, 50A, 50B, 50C, 50D ... ink supply set, 53 ... case, 57 ... ink supply tube, 59 ... pump unit, 61 ... ink supply tube, 63 ... ink container, 82 ... ink container, 82A, 82B, 82C ... film material, 83 ... connection Unit: 85 ... Peripheral region, 86 ... Welded portion, 91 ... Connection member, 93 ... Tube, 94 ... Valve unit, 9 DESCRIPTION OF SYMBOLS ... Spring, 97 ... Plug, 99 ... Packing, 101 ... Ink lead-out part, 102 ... Base part, 103 ... Film, 105 ... Circuit board, 106 ... Substrate installation part, 107 ... Terminal part, 108 ... Inlet, 109 ... Bottom part, DESCRIPTION OF SYMBOLS 111 ... Side wall, 113 ... Opening part, 115 ... Groove, 117 ... Termination, 121 ... Supply needle, 123 ... Flow path, 131 ... Handle part, 131A ... Leg part, 131B ... Gripping part, 133 ... Engagement part, 171 ... Detachable unit, 172 ... Holder, 173 ... Ink introduction part, 175 ... Contact mechanism, 177 ... Movable member, 183 ... Support part, 185 ... Notch part, 187 ... Recessed part, 191 ... Support part, 192 ... Notch part, 207 ...... End surface, 211 ... Ink container, 212 ... Electric contact unit, 213 ... Connection unit, 215 ... Ink container, 216 ... Ink outlet unit, 217 ... Flow path unit, 18 ... connecting member, 221 ... ink container, 222 ... connecting unit, 223 ... connecting member.

Claims (4)

A supply needle for supplying a liquid to the liquid ejecting unit, which communicates with the liquid ejecting unit and extends in the horizontal direction;
And a first position where the first support portion is close to the supply needle in the horizontal direction and a second position where the first support portion is separated from the supply needle from the first position. A movable support that is movable between,
A second support part provided in the movable support part, wherein the movable support part is in a state closer to a contact mechanism than when the movable support part is in the first position;
A liquid supply set that can be attached to and detached from a liquid supply apparatus comprising:
A bag-shaped liquid storage section for storing the liquid;
When attached to the liquid supply device, the movable support is supported by the first support, and the supply needle is inserted when the movable support moves from the second position to the first position. A connecting member provided with a liquid outlet portion;
A tube that allows communication between the liquid outlet and the interior of the liquid container;
It is configured to be separable from the connection member, and is supported by the second support portion when mounted on the liquid supply device, and contacts the contact mechanism when the movable support portion is in the first position. An electrical contact unit provided with a circuit board installation part on which a circuit board to be installed is installed;
With
The connection member further includes a flow path connection portion communicating with the liquid outlet portion,
The flow path connecting portion extends in a direction intersecting with the central axis direction of the liquid outlet portion, and has an inlet to which the tube is connected;
The liquid supply set according to claim 1, wherein when the liquid lead-out part is supported by the first support part, the tube and the liquid storage part are located below the liquid lead-out part . The liquid supply set according to claim 1,
The connection member is formed on the outer side of the liquid lead-out portion when the liquid lead-out portion is viewed from the outlet side in the central axis direction, and can be engaged with a recess provided in the first support portion. A liquid coupling portion is further supported by the first support portion via the engagement portion when the connection member is supported by the movable support portion;
A liquid supply set characterized by that. The liquid supply set according to claim 1 or 2,
A handle portion having a grip portion connected to the connection member via a leg portion;
A liquid supply set characterized by that. The liquid supply set according to any one of claims 1 to 3,
The electrical contact unit is configured independently of the connection member, and has a portion that engages with the second support portion when mounted on the liquid supply device.
A liquid supply set characterized by that.

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