JP2013145654A - Electric appliance - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an electric appliance capable of securing a work zone on a mounted structure.SOLUTION: In the lighting fixture 1A for lighting up a light source 5 mounted on an arm 3A by using a plate 2A mounted on a desk surface, the arm 3A provided on the plate 2A, and a commercial power supplied from a commercial power source E1, the lighting fixture 1A includes a primary module 44, a high frequency inverter circuit 43 for supplying high frequency power to the primary module 44 by using the commercial power supplied from the commercial power source E1, and a power supply area A1 for mounting load equipment 6 having a secondary module 61 magnetically combined with the primary module 44.

Description

  The present invention relates to an electric appliance.

  Conventionally, there has been provided a charger for non-contact charging of a battery built in a load device (see, for example, Patent Documents 1 and 2).

  FIG. 15 shows a charger 101 described in Patent Document 1. The charger 101 is built in a box body 102 made of ferrite, a loop-shaped primary coil 103 wound along the inner peripheral wall of the box body 102, and a side portion of the box body 102. It consists of a charging circuit that allows a high frequency current to flow through the coil 103 as a primary current. A lid 104 made of the same magnetic material as the box 102 is pivotally attached to the opening of the box 102 so as to be opened and closed. An electric appliance main body 105 of an electric appliance such as a card-shaped electric razor has a loop-shaped secondary coil 106 disposed on a flat surface which is a stable installation state, and a charging unit and a storage battery are incorporated inside. Yes. Then, the electric appliance main body 105 can be charged by simply putting it in the box 102 of the charger 101 without worrying about the storage position.

  16 and 17 show a charger described in Patent Document 2. FIG. The power carrier system described in Patent Literature 2 is electromagnetically coupled to a power supply device 210 (charger) including a power transmission coil 211 that carries power by electromagnetic induction, and the power transmission coil 211 of the power supply device 210. And a power receiver 220 including a power receiving coil 221 for inducing power to be conveyed. The power supply device 210 includes a power transmission coil 211 and a permanent magnet 212 in a rectangular box-shaped housing. The power receiver 220 includes a power receiving coil 221 that is mounted on the power supply device 210 and magnetically coupled to the power transmitting coil 211, and a metal plate 222 that is magnetically attracted to the permanent magnet 212. And the electric power conveyance system of patent document 2 arrange | positions the power receiving device 220 in the fixed position of the power supply device 210 with the magnetic attraction force by the permanent magnet 212 and the metal plate 222, and the charger 220 is supplied from the power supply device 210. It is possible to effectively prevent heat generation due to the AC magnetic flux of the power transmission coil 211.

  Such a charger is assumed to be used mainly in a living room, a dining room, a study room, etc., and is often used as an example of a fixture such as a study desk, a table, or a TV board. In particular, it is conceivable to charge or use portable electric appliances while studying at a study desk or table or working on a personal computer.

  Therefore, there is a desk stand (PQ, SQ655S, provided with an outlet) for supplying power to the charger on the desk without using the outlet pad. In this desk stand, as shown in FIG. 18, a main body 302 is erected on a plate-like base 301, and a shade 304 to which a light source 305 is attached is connected from the main body 302 via an arm 303. A circuit board is built in the main body 302, and a power plug 307 is provided via a power cord 306. Then, power is supplied to the light source 305 by connecting the power plug 307 to an outlet. The main body 302 is provided with an outlet 308, and the above-described charger can be connected to supply power to the charger.

  A table having an outlet is also provided (see, for example, Patent Document 3). FIG. 19 shows a table described in Patent Document 3. A magnetically attachable plate 402 attached to at least a part of the peripheral edge of the back surface of the top plate 401, and one end of the flexible shaft 403b is connected to the attachment portion 403a that can be magnetically attached to the plate 402, and at the other end of the flexible shaft 403b It is a lighting fixture detachable table having a lighting fixture 403 to which a light emitting unit 403c is attached and an outlet 404 into which a plug of the lighting fixture 403 is inserted. By using this table, there is no need to carry the desk stand one by one, and the work area of the table can be freely distributed without being reduced. In addition, the illuminator 403 can be freely moved to a place where it is desired to illuminate the table without adding an extension cord. By connecting a charger to an outlet 404 provided on the table, power can be supplied to the charger placed on the table without using an outlet pad.

JP-A-4-317527 JP 2011-120432 A JP 2011-309822 A

  However, when the above-mentioned charger is used on a desk, a plurality of electric appliances and chargers used for studying and work such as a personal computer are placed. Therefore, since it is necessary to secure an area for placing the charger on the desk top surface, a work area on the desk top surface is narrowed, and workability is inferior. Furthermore, since the power cords of both the electric appliance and the charger used for the work are present on the desk surface, cleaning becomes difficult and design (interior) is impaired.

  In addition, when a desk stand or table having an outlet is used, the outlet pad can be omitted, but it is necessary to secure an area for placing the charger. Furthermore, the desk stand or table having an outlet has an outlet in a place where an infant or the like can easily reach, so there is a risk of electric shock and the safety is impaired.

  This invention is made | formed in view of the said reason, The objective is to provide the electric appliance which can ensure the work area | region on the structure mounted.

  An electric appliance according to the present invention includes a plate placed on a structure, an arm standing on the plate, and an electric load attached to the arm and driven using electric power supplied from a power source. The first primary coil, an inverter circuit that supplies AC power to the first primary coil using the power supplied from the power source, and the first primary coil are magnetically coupled to the first primary coil. And a first power supply area on which a load device having a secondary coil is placed.

  In this electric appliance, the electric load is preferably a light source.

  In the electric appliance, it is preferable that the first power supply area is formed on a surface of the plate.

  In this electric appliance, the plate includes a base placed on the structure and a power feeding unit that is attached to the base and forms the power feeding area. The power feeding unit rotates relative to the base. It is preferably configured to be movable.

  In this electric appliance, the plate is preferably configured to be rotatable about the arm.

  The electric appliance includes an extension plate attached to the plate, the extension plate includes a second primary coil, a second power feeding area is formed on the surface, and a side surface is on the side surface of the plate. Preferably it is attached.

  In this electric appliance, it is preferable that the arm is formed in an elongated shape, has at least one bent portion bent in the length direction, and is housed in the plate in a state where the bent portion is bent. .

  In this electric appliance, it is preferable to include the power source including a battery.

  As described above, the present invention has an effect that it is possible to secure a work area on the structure to be placed.

It is an external view of the lighting fixture of Embodiment 1 of this invention. It is a schematic block diagram same as the above. It is a block block diagram same as the above. It is a schematic block diagram of load equipment. It is an external view of the lighting fixture of Embodiment 2. FIG. It is a schematic block diagram same as the above. It is an external view of the lighting fixture of Embodiment 3. It is a schematic block diagram same as the above. It is an external view of the lighting fixture of Embodiment 4. It is an external view of the lighting fixture of Embodiment 5. It is a schematic block diagram same as the above. It is an external view of the lighting fixture of Embodiment 6. FIG. It is a schematic block diagram same as the above. It is a block block diagram same as the above. It is an external view of the conventional charger. It is an external view of the conventional charger. It is a schematic block diagram same as the above. It is an external view of the conventional desk stand. It is an external view of the conventional table.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Embodiment 1)
The electric appliance of this embodiment is demonstrated using FIGS. The electric appliance of the present embodiment is a lighting fixture (desk stand) placed on a desk (structure), and is hereinafter referred to as a lighting fixture 1A. FIG. 1 is an external view of the lighting fixture 1A, FIG. 2 is a schematic configuration diagram of the lighting fixture 1A, and FIG. 3 is a block configuration diagram of the lighting fixture 1A. In the following description, the vertical direction in FIG. 2 is defined as the vertical direction and the horizontal direction is defined as the front-rear direction.

  1 A of lighting fixtures are comprised with the light source 5 which is an electrical load, the plate 2A mounted on the desk surface, and the arm 3A which is erected on the plate 2A and to which the light source 5 is attached at the tip. The plate 2 </ b> A and the arm 3 </ b> A constitute an outline of the lighting apparatus 1 </ b> A.

  The light source 5 is composed of a fluorescent lamp, an LED, an incandescent bulb, and the like, and irradiates the desk surface on which the lighting fixture 1A is placed.

  The plate 2A is formed in a disk shape, and supports the arm 3A so as not to fall by being placed on the desk surface. An arm 3A is erected in the vicinity of the rear end on the upper surface of the plate 2A.

  The arm 3A includes a main body 31 on a pillar standing on the plate 2A, a head 32 to which the light source 5 is attached, and an extending part 33 that extends forward from the upper end of the main body 31 and has the head 32 at the tip. It consists of and.

  The main body 31 includes a common power supply circuit 41 and a drive circuit 42. The common power supply circuit 41 is connected to the power cord C1 exposed from the rear surface of the main body 31, and the power plug P1 provided at the tip of the power cord C1 is inserted into an outlet so that the common power supply circuit 41 can be used as a commercial power supply. A power supply E1 is connected. The common power supply circuit 41 converts the commercial power supplied from the commercial power supply E1 into power (for example, full-wave, half-wave rectification, step-up, step-down, step-up / step-down, etc.) and supplies the converted power to the drive circuit 42. The drive circuit 42 is connected to a socket (not shown) provided in the head 32 via a connection line built in the extended portion 33, and the light source 5 is connected to the socket, whereby the drive circuit 42 and The light source 5 is electrically connected. Then, the drive circuit 42 generates lighting power using the power supplied from the common power supply circuit 41, and supplies the light source 5 to light the light source 5. Further, the switch 34 exposed from the front surface of the main body 31 is connected to the drive circuit 42. By operating this switch 34, the lighting power supplied to the light source 5 can be controlled, and lighting control such as turning on / off / dimming the light source 5 can be performed.

  Moreover, 1 A of lighting fixtures of this embodiment have a non-contact electric power feeding function, and can perform the non-contact charge (non-contact charge) of the battery 63 incorporated in the load apparatus 6 corresponding to non-contact electric power feeding. Below, the non-contact electric power feeding function of 1 A of lighting fixtures is demonstrated.

  1 A of lighting fixtures are provided with the high frequency inverter circuit 43 (inverter circuit) and the primary side module 44 (1st primary side coil), in order to implement | achieve a non-contact electric power feeding function.

  The high frequency inverter circuit 43 is built in the main body 31, converts the power supplied from the common power supply circuit 41 into high frequency power (AC power), and supplies it to the primary side module 44. The primary side module 44 is built in the plate 2A, and is composed of a primary side coil wound so as to be planar. Then, when high frequency power is supplied from the high frequency inverter circuit 43 to the primary side coil (primary side module 44), an alternating magnetic field is generated in the primary side coil. When the secondary side coil is arranged close to the primary side coil, electric power can be conveyed from the primary side coil to the secondary side coil by using electromagnetic induction by an alternating magnetic field generated by the primary side coil.

  The upper surface of the plate 2A including the primary coil (primary module 44) functions as the power supply area A1, and the load device 6 is placed in the power supply area A1 so that power can be transferred to the load device 6. it can.

  FIG. 3 shows a block configuration diagram of the load device 6, and FIG. 4 shows a schematic configuration diagram of the load device 6. The load device 6 houses a secondary module 61, a secondary power circuit 62, a battery 63, and a load 64, each of which is composed of a secondary coil, in a casing. In addition, illustration of the load 64 is abbreviate | omitted in FIG.

  When the secondary module 61 (secondary coil) is disposed close to the primary module 44, the secondary module 61 generates a voltage by electromagnetic induction. The secondary-side power supply circuit 42 converts the voltage generated in the secondary-side module 61 into a predetermined DC voltage and outputs it to the battery 63 to charge the battery 63. The load 64 is driven using the electric power charged in the battery 63.

  That is, by placing the load device 6 in the power feeding area A1 formed on the upper surface of the plate 2A, power is transferred from the primary side module 44 to the secondary side module 61, and the battery 63 is contactlessly charged (contactless charging). )can do. In the present embodiment, even when the light source 5 is turned off, high-frequency power is supplied to the primary module 44 and the battery 63 built in the load device 6 can be contactlessly charged.

  Thus, the electric appliance (lighting fixture 1A) of the present embodiment functions as a lighting fixture that turns on the light source 5 and irradiates the desk top surface, and a function as a charger that performs non-contact charging of the battery 63 of the load device 6. And both. Therefore, by using the lighting apparatus 1A of the present embodiment, it is not necessary to place a charger on the desk surface, and a work area on the desk surface can be secured as compared with the case where a separate charger is provided.

  Further, in the present embodiment, a power feeding area A1 is formed on the plate 2A that is placed on the desk surface and supports the arm 3A. Therefore, it is not necessary to separately provide a charging stand in which a power feeding area is formed, and the increase in size of the lighting fixture 1A can be suppressed.

  The drive circuit 42 that supplies lighting power to the light source 5 and the high-frequency inverter circuit 43 that supplies high-frequency power to the primary module 44 are driven using the power supplied from the common power supply circuit 41. Therefore, it is not necessary to provide a power cord and a power plug dedicated to non-contact power feeding, the power cord on the desk surface can be omitted by using the lighting fixture 1A of the present embodiment, and the desk surface can be easily cleaned, Design and interior are also improved. In the present embodiment, the common power supply circuit 41 is built in the main body 31, but may be provided outside the main body 31 as a power adapter, for example.

  Moreover, since the lighting fixture 1A of this embodiment has a non-contact power supply function, it is not necessary to provide a charging terminal for charging the battery 63 of the load device 6, and maintainability (easy to clean). Will improve.

  Moreover, since 1 A of lighting fixtures have a function as a charger, it is not necessary to provide the outlet for connecting a separate charger in 1 A of lighting fixtures or a desk. Thereby, there is no possibility that an infant etc. will accidentally touch an outlet, safety improves, and installation freedom improves.

  In addition, although the electric fixture of this embodiment comprises 1 A of lighting fixtures provided with the light source 5 as an electrical load, it is not limited to this. For example, you may be comprised with the heating appliance provided with the heat source as an electrical load, the air blower provided with the fan as an electrical load, etc.

(Embodiment 2)
The electric appliance of this embodiment is demonstrated using FIG. The electric appliance of this embodiment is a lighting fixture (desk stand) placed on a desk, and is hereinafter referred to as a lighting fixture 1B. FIG. 5 is an external view of the lighting fixture 1B, and FIG. 6 is a schematic configuration diagram of the lighting fixture 1B. In the following description, the up / down / left / right direction in FIG. 6 is the up / down direction, the left / right direction is the left / right direction, the right direction in FIG. 5 is the front direction, and the left direction is the back direction.

  The luminaire 1B includes a light source 5 that is an electrical load, a plate 2B that is placed on the desk surface, and an arm 3B that is erected on the plate 2B and to which the light source 5 is attached. The plate 2B and the arm 3B constitute an outline of the lighting fixture 1B. In addition, the same code | symbol is attached | subjected to the structure similar to 1 A of lighting fixtures of Embodiment 1, and description is abbreviate | omitted.

  In this embodiment, the common power supply circuit 41, the high frequency inverter circuit 43, and the primary side module 44 are built in the plate 2B, and the drive circuit 42 is built in the arm 3B.

  The plate 2 </ b> B includes a rectangular plate-shaped base 21 placed on a desk (structure) and a rectangular plate-shaped power feeding plate 22 (power feeding unit) attached to the base 21. The base 21 includes a common power supply circuit 41 and a high frequency inverter circuit 43. The common power supply circuit 41 is connected to the power cord C2 exposed from the rear surface of the base 21, and a power plug P2 provided at the tip of the power cord C2 is inserted into an outlet so that the common power supply circuit 41 can be supplied with commercial power. E1 is connected and commercial power is supplied. The power feeding plate 22 is formed in a rectangular plate shape, is attached via a hinge 23 on the left side of the front end of the base 21, and is configured to be rotatable with respect to the base 21. The power feeding plate 22 incorporates a primary module 44 composed of a primary coil, and a power feeding area A2 is formed on the upper surface. Similarly to the first embodiment, the battery 63 built in the load device 6 can be contactlessly charged by placing the load device 6 in the power supply area A2.

  The arm 3 </ b> B is configured by connecting long plate-like first and second arms 35 and 36 to each other, and is attached to the right side of the front end of the base 21 via a hinge 24. The front end of the first arm 35 is attached to the base 21 via the hinge 24 and is configured to be rotatable with respect to the base 21. The rear end of the second arm 36 is connected to the rear end of the first arm 35 so that the second arm 36 is at a predetermined angle (approximately 90 degrees in the present embodiment) with respect to the first arm 35. A light source 5 is attached. The first arm 35 incorporates a drive circuit 42, and the drive circuit 42 turns on the light source 5 by supplying lighting power to the electrically connected light source 5. Since the first arm 35 is configured to be rotatable with respect to the base 21, the irradiation position of the light source 5 can be adjusted by rotating the first arm 35.

  Similarly to the lighting apparatus 1A of the first embodiment, the electric apparatus (lighting apparatus 1B) of the present embodiment functions as a lighting apparatus that turns on the light source 5 and irradiates the desk surface, and the battery 63 of the load device 6 is not contacted. It has both functions as a charger to charge. Therefore, by using the lighting fixture 1B of the present embodiment, it is not necessary to place a charger on the desk surface, and a work area on the desk surface can be secured as compared with the case where a separate charger is provided.

  In the present embodiment, the plate 2 </ b> B includes the base 21 and the power feeding plate 22, and the power feeding plate 22 is configured to be rotatable with respect to the base 21. Therefore, for example, when the load device 6 is configured by a mobile phone or a tablet device and the load device 6 is used while being charged, the angle of the power feeding plate 22 can be adjusted so that the load device 6 has an easy-to-use angle. it can. Thereby, the usability of the load device 6 when using the battery 63 of the load device 6 while charging can be improved.

  In the above description, the power feeding area A2 is formed on one surface (upper surface) of the power feeding plate 22. However, the power feeding area may be formed on the other surface (lower surface) of the power feeding plate 22. For example, the load device 6 can be placed on the other surface of the power supply plate 22 by rotating the power supply plate 22 so that the angle between the base 21 and the power supply plate 22 becomes an obtuse angle (for example, 180 degrees). Further, the position of the load device 6 and the power supply plate are set so that the primary side module 44 built in the power supply plate 22 and the secondary side module 61 built in the load device 6 come close to each other with the upper surface of the base 21 as the power supply area. The angle of 22 may be adjusted.

  In the present embodiment, the primary side module 44 is built in the power feeding plate 22 and the power feeding area A2 is formed on the upper surface. However, even if the primary side module 44 is built in the arm 3B and the power feeding area is formed in the arm 3B. Good. For example, the primary module 44 is built in the first arm 35, and a power supply area is formed on the upper surface of the first arm 35. In this case, since the first arm 35 is also configured to be rotatable with respect to the base 21 like the power feeding plate 22, the load device 6 can be used when the load device 6 is used while being contactlessly charged as described above. Usability can be improved.

(Embodiment 3)
The electric appliance of this embodiment is demonstrated using FIG. The electric appliance of this embodiment is a lighting fixture (desk stand) placed on a desk, and is hereinafter referred to as a lighting fixture 1C. FIG. 7 is an external view of the lighting fixture 1C, and FIG. 8 is a schematic configuration diagram of the lighting fixture 1C. In addition, the same code | symbol is attached | subjected to the structure similar to 1 A of lighting fixtures in Embodiment 1, and description is abbreviate | omitted.

  As a difference between the luminaire 1C of the present embodiment and the luminaire 1A of the first embodiment, the luminaire 1C of the present embodiment is configured such that the plate 2A is rotatable about the arm 3A. The other configuration is the same as that of the lighting fixture 1A of the first embodiment, and a description thereof will be omitted.

  In the present embodiment, a bearing 37 is provided below the main body 31 of the arm 3 </ b> A, and the main body 31 and the plate 2 </ b> A are connected to each other via the bearing 37. With this bearing 37, the plate 2A can be rotated around the main body 31 of the arm 3A. The bearing 37 is made of a conductive material, and the high-frequency inverter circuit 43 built in the main body 31 and the primary module 44 built in the plate 2A can be electrically connected. .

  Therefore, the position where the load device 6 is placed (direction of the plate 2A) and the position where the light source 5 irradiates the desk surface (direction of the arm 3A) can be set separately. For example, when the user turns on the light source 5 and uses the load device 6 while charging, the position of the plate 2 </ b> A is adjusted so that the load device 6 can be easily used and positioned. Then, the direction of the head 32 is adjusted by rotating the arm 3 so that the light source 5 irradiates a desired position. That is, by using the lighting fixture 1C of the present embodiment, the direction of the plate 2A and the direction of the arm 3A can be set separately, so that the desk surface can be effectively used and the usability is improved.

  The lighting fixture 1C of the present embodiment also has a function as a lighting fixture that turns on the light source 5 and irradiates the desk top surface, and the battery 63 of the load device 6 in the same manner as the lighting fixtures 1A and 1B of the first and second embodiments. It has both functions as a charger for non-contact charging. Therefore, by using the lighting fixture 1C of the present embodiment, it is not necessary to place a charger on the desk surface, and a work area on the desk surface can be secured as compared with the case where a separate charger is provided.

(Embodiment 4)
The electric appliance of this embodiment is demonstrated using FIG. The electric appliance of this embodiment is a lighting fixture (desk stand) placed on a desk, and is hereinafter referred to as a lighting fixture 1D. FIG. 9 shows an external view of the lighting fixture 1D. In addition, the same code | symbol is attached | subjected to the structure similar to the lighting fixture 1B in Embodiment 2, and description is abbreviate | omitted.

  As a difference between the lighting fixture 1D of the present embodiment and the lighting fixture 1B of the second embodiment, the first and second arms 35 and 36 are connected via a hinge 38 (bent portion), and the second The arm 36 is also configured to be rotatable. The plate 2C of the present embodiment is formed in a shape in which the power feeding plate 22 and the base 21 in the closed state in the plate 2B of the second embodiment are integrated. Other configurations are the same as those of the lighting fixture 1B of the second embodiment, and thus the description thereof is omitted.

  The plate 2 </ b> C includes a rectangular plate-shaped power supply unit 25 having a power supply area A <b> 2 formed on the upper surface, and a rectangular plate-shaped storage unit 26 formed continuously on the right side of the power supply unit 25. The storage unit 26 is formed in a rectangular plate shape thinner than the power supply unit 25 and can store the arm 3B attached to the front end by bending it.

  The arm 3B according to the present embodiment includes long plate-like first and second arms 35 and 36, and a hinge 38 that bends in the length direction of the arm 3B includes the first arm 35 and the second arm 3B. Is provided at a connection portion with the arm 36.

  The front end of the first arm 35 is attached to the front end of the storage unit 26 via the hinge 24, and is configured to be rotatable with respect to the storage unit 26. The rear end of the second arm 36 is connected to the rear end of the first arm 35 via a hinge 38, and is configured to be rotatable with respect to the first arm 35. A switch 39 that is electrically connected to the drive circuit 42 is provided on the distal end surface (front end surface) of the second arm 36. Then, by operating the switch 39, it is possible to perform lighting control of the light source 5 provided on one surface of the second arm 36.

  The lengths of the first and second arms 35 and 36 formed in the shape of a long plate are substantially the same in the longitudinal direction as the plate 2C (storage portion 26). ing. Further, the total thickness of the storage unit 26, the first arm 35, and the second arm 36 is formed to be substantially the same as the thickness of the power feeding unit 25.

  Therefore, when the light source 5 is not used, the first arm 35 is rotated so that the rear end of the first arm 35 is close to the rear end of the plate 2C as indicated by an arrow Y1 in FIG. Further, the second arm 36 is rotated so that the front end of the second arm 36 is close to the front end of the plate 2C as indicated by an arrow Y2 in FIG. Thereby, the arm 3B is stored in the storage unit 26 in a folded state so that the other surface of the second arm 36 and the upper surface of the power supply unit 25 are substantially flush with each other, and the appearance of the lighting fixture 1D is substantially the same. It becomes a rectangular plate shape.

  That is, in the present embodiment, the arm 3B can be stored in the storage portion 26 of the plate 2C in a state where the arm 3B is bent in the length direction, and the space for the lighting fixture 1D on the desk surface can be realized. Moreover, since arm 3B can be accommodated, it becomes difficult for dust to collect in lighting fixture 1D, and can be used in places where cleanliness is required, such as dining.

  Moreover, since the arm 3B of this embodiment is comprised so that rotation of the 1st, 2nd arms 35 and 36 is possible, the irradiation position of the light source 5 can be adjusted more finely.

  Moreover, the lighting fixture 1D of this embodiment also has a function as a lighting fixture that turns on the light source 5 and irradiates the desk surface, and the battery 63 of the load device 6, similarly to the lighting fixtures 1A to 1C of the first to third embodiments. It has both functions as a charger for non-contact charging. Therefore, by using the lighting apparatus 1D of the present embodiment, it is not necessary to place a charger on the desk surface, and a work area on the desk surface can be ensured as compared with the case where a separate charger is provided.

  Moreover, you may use the hinge provided with two rotating shafts for the connection part of the 1st arm 35 and the 2nd arm 36. FIG. For example, the first rotation axis is a rotation axis that rotates the second arm 36 in the direction of the arrow Y2 with respect to the first arm 35 so that the arm 3B bends in the length direction as described above. . The second rotation axis is orthogonal to the first rotation axis, and the right side of the first arm 35 and the right side of the second arm 36 are separated from each other as shown by the broken line and the arrow Y3 in FIG. As described above, a rotation axis for rotating the second arm 36 around the left side of the second arm 36. As described above, since the second arm 36 can be rotated by using the hinge including the two rotation shafts at the connection portion between the first arm 35 and the second arm 36, the irradiation of the light source 5 is performed. The direction can be directed to a desired direction.

(Embodiment 5)
The electric appliance of this embodiment is demonstrated using FIG. The electric appliance of this embodiment is a lighting fixture (desk stand) placed on a desk, and is hereinafter referred to as a lighting fixture 1E. FIG. 10 shows an external view of the lighting fixture 1E, and FIG. 11 shows a schematic configuration diagram of the lighting fixture 1E. In addition, the same code | symbol is attached | subjected to the structure similar to lighting fixture 1D in Embodiment 4, and description is abbreviate | omitted.

  As a difference between the luminaire 1E of the present embodiment and the luminaire 1D of the fourth embodiment, the luminaire 1E of the present embodiment includes an extension plate 7 attached to the plate 2C.

  The extension plate 7 is formed in a rectangular plate shape, the length dimension in the front-rear direction is substantially the same as the length dimension in the front-rear direction of the plate 2C, and the thickness dimension is substantially the same as that of the power feeding portion 25 of the plate 2C. It is formed to become. The extension plate 7 incorporates a high-frequency inverter circuit 43a and a primary module 44a composed of a primary coil (second primary coil), and has a power supply area A3 (second power supply area) on the upper surface. Is formed. The high-frequency inverter circuit 43a and the primary side module 44a have the same configuration as the high-frequency inverter circuit 43 and the primary side module 44 built in the plate 2C, and a description thereof will be omitted. On the left end surface (side surface) of the extended plate 7, a convex portion 71 that functions as a connection portion with the plate 2C is formed along the front-rear direction. The convex portion 71 is electrically connected to the high-frequency inverter circuit 43a. Connected terminals (not shown) are provided.

  The right end surface (side surface) of the plate 2 </ b> C is formed with a concave portion 27 that fits into the convex portion 71, and a terminal (not shown) that is electrically connected to the common power supply circuit 41 is formed in the concave portion 27. Is provided.

  Then, the extending plate 7 is attached to the plate 2C by fitting the concave portion 27 and the convex portion 71 together. And each terminal provided in the recessed part 27 and the convex part 71 contacts, and the common power supply circuit 41 and the high frequency inverter circuit 43a are electrically connected.

  Thereby, high frequency power is supplied to the primary side module 44a built in the extended plate 7, and the load device 6 is placed in the power feeding area A3 formed on the upper surface of the extended plate 7 so that the battery 63 is not contacted. Can be charged. That is, in the present embodiment, a power feeding area A2 formed on the upper surface of the power feeding portion 25 of the plate 2C and a power feeding area A3 formed on the upper surface of the extension plate 7 are provided.

  Thus, in this embodiment, a power feeding area can be expanded by attaching the extension plate 7 to the plate 2C. Thereby, it can supply electric power simultaneously with respect to the some load apparatus 6, and usability improves.

  Further, convex portions 361 are formed on both side surfaces of the second arm 36, a concave portion 251 is formed on the right end surface of the power feeding portion 25 of the plate 2C, and a concave portion 72 is formed above the convex portion 71 on the left end surface of the extension plate 7. Is formed. Similarly to the fourth embodiment, when the arm 3B is stored in the storage portion 26 in a folded state, the convex portion 361 is fitted and locked into the concave portions 251 and 72. Thereby, in this embodiment, the state which accommodated the arm 3B can be hold | maintained.

  Moreover, the lighting fixture 1E of this embodiment also has the function as a lighting fixture which lights the light source 5 and irradiates the desk top surface, and the battery 63 of the load device 6 similarly to the lighting fixtures 1A to 1D of the first to fourth embodiments. It has both functions as a charger for non-contact charging. Therefore, by using the lighting fixture 1E of the present embodiment, it is not necessary to place a charger on the desk surface, and a work area on the desk surface can be secured as compared with the case where a separate charger is provided.

(Embodiment 6)
The electric appliance of this embodiment is demonstrated using FIGS. The electric appliance of this embodiment is a lighting fixture (desk stand) placed on a desk, and is hereinafter referred to as a lighting fixture 1F. FIG. 12 is an external view of the lighting fixture 1F, FIG. 13 is a schematic configuration diagram of the lighting fixture 1F, and FIG. 14 is a block configuration diagram of the lighting fixture 1F. In addition, the same code | symbol is attached | subjected to the structure similar to 1 A of lighting fixtures in Embodiment 1, and description is abbreviate | omitted.

  As a difference between the luminaire 1F of the present embodiment and the luminaire 1A of the first embodiment, the luminaire 1F of the present embodiment includes a battery 45 serving as a power source for the light source 5 and the primary module 44, and non-contact charging of the battery 45. And a secondary module 46 for the purpose. The other configuration is the same as that of the lighting fixture 1A of the first embodiment, and a description thereof will be omitted.

  The lighting fixture 1F of this embodiment is not connected to the commercial power source E1, uses the battery 45 built in the main body 31 as a power source, the drive circuit 42 supplies lighting power to the light source 5, and the high-frequency inverter circuit 43 High frequency power is supplied to the primary module 44. Therefore, since the installation location of the lighting fixture 1F does not depend on the position of the outlet, the degree of freedom of the installation location is improved.

  Moreover, the lighting fixture 1F has the secondary side module 46 which consists of a secondary side coil built in the plate 2, and it can charge the battery 45 non-contact by mounting the lighting fixture 1F in the charger 8. FIG. .

  The charger 8 is formed in a rectangular plate shape, and includes a high-frequency inverter circuit 81 and a primary module 82 including a primary coil. The high-frequency inverter circuit 81 is connected to the power cord C3 exposed from the charger 8, and the power plug P3 provided at the tip of the power cord C3 is inserted into the outlet so that the commercial power supply E1 is connected to the high-frequency inverter circuit 81. Is connected. The high-frequency inverter circuit 81 generates high-frequency power using the commercial power supplied from the commercial power supply E <b> 1 and supplies it to the primary module 82. The primary side module 82 is comprised by the primary side coil wound so that it might become planar shape. Then, by supplying high frequency power from the high frequency inverter circuit 81 to the primary side module 82, an alternating magnetic field is generated in the primary side module 82, and power can be conveyed to the secondary side coil. With the configuration described above, the charger 8 functions as a power supply area A4, and the lighting fixture 1F is placed in the power supply area A4, so that power can be transferred from the charger 8 to the lighting fixture 1F.

  Then, by placing the lighting fixture 1F in the power supply area A4 formed on the upper surface of the charger 8, the primary side module 82 built in the charger 8 and the secondary side module built in the lighting fixture 1F. 46 is magnetically coupled. A voltage is generated in the secondary module 46 by electromagnetic induction caused by an alternating magnetic field generated in the primary module 82. The common power supply circuit 41 charges the battery 45 by converting the voltage generated in the secondary module 46 into a predetermined DC voltage and outputting it to the battery 45. Then, the drive circuit 42 turns on the light source 5 by supplying lighting power to the light source 5 using the power charged in the battery 45. Further, the high frequency inverter circuit 43 uses the power charged in the battery 45 to supply high frequency power to the primary module 44, thereby non-contact charging the battery 63 of the load device 6 placed in the power supply area A1. To do.

  Moreover, the lighting fixture 1F of this embodiment also has the function as a lighting fixture which lights the light source 5 and irradiates the desk top surface, and the battery 63 of the load device 6 similarly to the lighting fixtures 1A to 1E of the first to fifth embodiments. It has both functions as a charger for non-contact charging. Therefore, by using the lighting fixture 1F of the present embodiment, it is not necessary to place a charger on the desk surface, and a work area on the desk surface can be secured as compared with the case where a separate charger is provided.

  In the present embodiment, the battery 45 built in the lighting fixture 1F is contactlessly charged using the charger 8, but a charging terminal is provided in the lighting fixture 1F, and the charging terminal and the charger are connected. Alternatively, the battery 45 may be charged.

1A Lighting equipment (electric equipment)
2A Plate 3A Arm 44 Primary module (Primary coil)
5 Light source (electric load)
6 Load equipment 63 Secondary module (secondary coil)
A1 Power supply area

Claims (8)

An electric appliance having a plate placed on a structure, an arm standing on the plate, and an electric load that is attached to the arm and driven using electric power supplied from a power source,
A first primary coil;
An inverter circuit for supplying AC power to the first primary coil using power supplied from the power source;
An electric appliance comprising: a first power supply area on which a load device having a secondary coil magnetically coupled to the first primary coil is placed.   The electric appliance according to claim 1, wherein the electric load is a light source.   The electric appliance according to claim 1, wherein the first power supply area is formed on a surface of the plate. The plate includes a base placed on the structure, and a power feeding unit that is attached to the base and forms the power feeding area.
The electric appliance according to claim 3, wherein the power feeding unit is configured to be rotatable with respect to the base.   The appliance according to claim 3 or 4, wherein the plate is configured to be rotatable about the arm. An extension plate attached to the plate;
6. The extension plate according to claim 3, wherein the extension plate includes a second primary coil, a second power feeding area is formed on the surface, and a side surface is attached to the side surface of the plate. The electrical appliance according to item 1.   2. The arm according to claim 1, wherein the arm is formed in a long shape, has at least one bent portion bent in a length direction, and is housed in the plate in a state where the bent portion is bent. The electric appliance of any one of thru | or 6. The electric appliance according to any one of claims 1 to 7, further comprising the power source including a battery.

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