JP2012119234A - Connector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a connector capable of improving a fit-holding force regardless of a number of conductors of a flat cable, and preventing semi-fitting of the flat cable.SOLUTION: A connector comprises a pair of lock parts 22 mounted to a housing 8, and nipping and locking a flat cable 2 in a belt-width direction Y2 between them. A pair of the lock parts 22 comprise holding plates 26 held at a position opposite to the belt-width direction Y2 of the flat cable 2; locking plates 28 arranged nearer the flat cable 2 than the holding plates 26 provided with locking protrusions 27 inserted and locked in locking recesses 6 provided at ends of the belt-width direction Y2 of the flat cable 2; and elastic connection plates 29 for displacing the locking plates 28 in the belt-width direction Y2 by coupling and elastically deforming the holding plates 26 and the locking plates 28.

Description

  The present invention relates to a connector, a housing into which a flat cable terminal having a flat rectangular conductor and a pair of strip-shaped covering portions sandwiching the conductor is inserted, and a housing connected to the flat cable conductor And a terminal fitting housed in the connector.

  Various electronic devices are mounted on an automobile as a moving body. In the automobile, a wire harness is routed to transmit power, a control signal from a control device, and the like from a power source such as a battery to the electronic device. The wire harness described above includes an electric wire and a connector. The connector includes a housing formed of an insulating synthetic resin, and a terminal fitting that is accommodated in the housing and attached to the end of the electric wire.

  The automobile described above is required to have more functions from users and the like. For this reason, the above-described automobiles tend to have more electronic devices installed. For this reason, of course, the electric wires of the wire harness mentioned above increase, and the mass and volume of the wire harness tend to increase.

  For this reason, in order to reduce the size and weight of the wire harness, it has been proposed to use a flat cable such as FFC (flexible flat cable) or FPC (flexible printed circuit) as the above-described electric wire. The flat cable includes a flat rectangular conductor and a pair of insulating sheets sandwiching the conductor between each other, and is formed in a flat belt shape.

  And as a connector fitted by the terminal of this flat cable, what was shown, for example in patent documents 1 is proposed (patent documents 1). This connector includes a housing in which a plurality of contacts are accommodated in parallel at a predetermined pitch in an opening, and a pressure member that is provided to open and close the opening and presses a flat cable disposed on the contact against the contact And.

  The above-described fitting and holding of the connector with the flat cable is performed by a contact and a pressure member. However, if the number of contacts, that is, the number of conductors of the flat cable is large, the above-mentioned fitting and holding by the pressure member is sufficient, but if the number of contacts is small, there is a problem that the holding force is insufficient. It was. Further, in the above-described connector, it is difficult to detect whether the flat cable is inserted at the regular fitting position, and there is a possibility that contact failure may occur after the pressing member is locked.

JP 2003-100370 A

  Therefore, an object of the present invention is to provide a connector capable of improving the fitting holding force regardless of the number of conductors of the flat cable and preventing half-fitting of the flat cable.

  The invention according to claim 1 for solving the above-described problem includes a housing into which a flat cable end including a flat rectangular conductor and a pair of strip-shaped covering portions sandwiching the conductor between each other is inserted; A pair of locks that are attached to the housing and lock the band width direction of the flat cable between each other, the connector having a terminal fitting housed in the housing connected to the conductor of the flat cable And a pair of lock portions, each of which is held by the housing, and a locking protrusion that is inserted into and locked to a locking recess provided at an end of the flat cable in the band width direction. The locking portion disposed on the flat cable side with respect to the holding portion provided with the holding portion, and the locking portion by connecting the holding portion and the locking portion and elastically deforming the locking portion. The consists in connector, characterized in that it comprises a and a resilient connecting portion to be displaced in the band width direction.

  According to a second aspect of the present invention, each of the pair of lock portions is connected to an end portion of the locking portion on the side away from the elastic coupling portion and extends from the locking portion toward the outside of the housing. The connector according to claim 1, further comprising an operation unit.

  The invention according to claim 3 is characterized in that the elastic connecting portion is provided so as to be elastically deformable so that the locking portion is displaced in the thickness direction of the flat cable. Exist.

  According to a fourth aspect of the present invention, the locking portion is further provided with a convex portion that protrudes in the thickness direction of the flat cable, and further includes a stopper that is disposed outside the convex portion in the band length direction. It exists in the connector of any one of Claims 1-3 characterized by the above-mentioned.

  The invention according to claim 5 further includes a shield member made of metal and covering the housing, and the lock portion is formed integrally with the shield member. It exists in the connector of 1 item | term.

  The invention according to claim 6 further includes a shield member provided with a pair of shield plates covering both sides of the flat cable in the thickness direction, and the lock portion is integrally formed with the shield member, and the one shield The plate has a first shield plate portion for positioning the flat cable between the other shield plate and a side farther from the flat cable than the first shield plate portion on both sides in the band width direction of the first shield plate portion. A second shield plate portion that positions the lock portion between the other shield plate and a step plate portion that connects the first shield plate portion and the second shield plate portion. It exists in the connector of Claim 3 characterized by the above-mentioned.

  A seventh aspect of the invention resides in the connector according to any one of the first to fourth aspects, wherein the pair of lock portions are made of metal and are provided as separate parts.

  According to an eighth aspect of the present invention, each of the pair of lock portions includes a press-fit fixing portion that press-fits into the press-fit hole of the housing and attaches the pair of lock portions to the housing, and a board on which the connector is mounted. 8. The connector according to claim 7, wherein the ground circuit connecting portion to be connected is integrally formed.

  As described above, according to the first aspect of the present invention, when the flat cable enters the housing of the connector, the locking protrusion of the locking portion is pushed by the end of the flat cable in the band width direction, and the elastic connection The part is deformed and the locking part is displaced to the holding part side. When the locking projection is positioned in the locking recess provided in the flat cable, the elastic connection portion is restored and the locking projection provided in the locking portion is inserted into the locking recess. Accordingly, the engagement holding force can be improved by the engagement between the engagement protrusion and the engagement recess regardless of the number of conductors of the flat cable. Moreover, when the locking projection is inserted into the locking recess of the flat cable, that is, when the normal fitting position is reached, the locking portion that has been restored to the holding portion side by restoring the elastic connecting portion is the original position. Therefore, when a regular fitting position is reached, a feeling of grip is felt, and half-fitting of the flat cable can be prevented.

  According to the second aspect of the present invention, the position of the locking protrusion of the locking portion and the locking recess of the flat cable can be easily changed by operating the operation portion. The locking release between the locking projection and the locking recess of the flat cable can be easily performed.

  According to the invention described in claim 3, since the elastic connecting portion is provided so as to be elastically deformable so that the locking portion is displaced in the thickness direction of the flat cable, it is formed between the band width direction and the thickness direction. By operating the operating portion within the angle range, the locking projection of the locking portion and the locking recess of the flat cable can be unlocked.

  According to the fourth aspect of the present invention, even if the flat cable is pulled out from the connector, the protruding portion of the locking portion is caught by the stopper, and the flat cable can be reliably prevented from coming off.

  According to the invention described in claim 5, since it is possible to prevent an increase in the number of parts, an increase in cost can be prevented.

  According to the sixth aspect of the present invention, an increase in the number of parts can be prevented, so that an increase in cost can be prevented. Moreover, even if the lock portion is formed integrally with the shield member, a gap that can be released by displacing the locking portion in the thickness direction can be provided between the other shield plate and the second shield plate portion.

  According to the seventh aspect of the present invention, the pair of lock portions can be easily attached to the housing.

  According to the eighth aspect of the present invention, since the pair of lock portions, the press-fit fixing portion, and the ground circuit connection portion are integrally formed, the pair of lock portions and the ground circuit connection portion can be easily accommodated in the housing. Can be attached to.

It is a perspective view of the connector in a 1st embodiment of the present invention. It is a perspective view which shows the state which fitted the flat cable to the connector shown by FIG. It is a perspective view which decomposes | disassembles and shows the connector shown by FIG. It is a perspective view of the flat cable shown in FIG. It is the sectional view on the AA line of FIG. FIG. 4 is a partially enlarged perspective view of the shield shell shown in FIG. 3. (A) is the elements on larger scale of the shield member shown in Drawing 3, (b) is a Y arrow view of (a), and (c) is a BB line sectional view of (a). It is a front view of the shield member shown in FIG. It is a perspective view of the connector in 2nd Embodiment of this invention. FIG. 10 is a perspective view showing a state in which a flat cable is fitted to the connector shown in FIG. 9. It is a perspective view which decomposes | disassembles and shows the connector shown by FIG. It is CC sectional view taken on the line of FIG. It is an expansion perspective view of the lock part shown in FIG.

First Embodiment A connector according to a first embodiment of the present invention will be described with reference to FIGS. The connector 1 shown in FIG. 1 etc. can be fitted with the flat cable 2 shown in FIG. As shown in FIG. 4 and the like, the flat cable 2 includes a plurality of flat rectangular conductors 3 that are parallel to each other at intervals, and a pair of strip-like insulating sheets 4 and 5 as covering portions that sandwich the plurality of conductors 3. Are formed in a flat belt shape.

  The pair of insulating sheets 4 and 5 are made of insulating synthetic resin, are formed in a thin strip shape, and have flexibility. The insulating sheets 4 and 5 are formed in a flat belt shape, and are covered with the conductor 3 sandwiched between them as shown in FIG. The insulating sheets 4 and 5 electrically insulate the plurality of conductors 3.

  At the end of the flat cable 2, the insulating sheet 4 which is one of the pair of insulating sheets 4 and 5 is removed. Thereby, as shown in FIG. 4, the conductor 3 of the flat cable 2 end is exposed. Further, the insulating sheet 5 is provided with a locking recess 6 on each of a pair of end faces facing the band width direction Y1 of the flat cable 2. The locking recess 6 is provided in a substantially rectangular shape and is provided so as to sandwich the exposed portion of the conductor 3.

  The connector 1 is mounted on a board (not shown), and connects the flat cable 2 to wiring on the board. As shown in FIG. 3 and the like, the connector 1 includes a plurality of terminal fittings 7, an insulating housing 8 that accommodates the plurality of terminal fittings 7, and a shield as a shield member that is made of a metal that covers the housing 8. And a shell 9.

  The terminal fitting 7 is made of a conductive metal and is substantially L-shaped. As shown in FIG. 3, the terminal fitting 7 is in contact with the holding portion 10 received in the receiving groove 16 provided in the housing 8 and the conductor 3 provided obliquely from one end of the holding portion 10. It is comprised from the part 11 and the connection part 12 provided by dripping substantially perpendicularly from the other end of the holding | maintenance part 10. FIG.

  The connection portion 12 is provided so as to protrude from the substrate side of the housing 8 and is connected to a substrate (not shown). When the end of the flat cable 2 is inserted into the housing 8, the exposed conductor 3 comes into contact with the contact portion 11 of the terminal fitting 7 held in the housing 8, and the conductor 3 and the terminal fitting 7 are electrically connected. Is done.

  As shown in FIG. 3, the housing 8 is made of an insulating synthetic resin and has a ceiling wall 13 that is long in the band width direction Y <b> 1 and a pair that is provided to hang down from both ends of the band width direction Y <b> 1 of the ceiling wall 13. Side wall 14, a ceiling wall 13 and a bottom wall 15 facing the flat cable 2 in the thickness direction Y3, and a connection wall (not shown) for connecting the ceiling wall 13 and the bottom wall 15 to each other.

  On the inner surface of the ceiling wall 13 of the housing 8, an accommodation groove 16 for accommodating the holding part 10 of the terminal fitting 7 described above extends in the band length direction Y2 and is provided side by side in the band width direction Y1. . By accommodating the terminal fitting 7 in the accommodation groove 16, the plurality of terminal fittings 7 are arranged side by side in the band width direction Y1 while being insulated from each other.

  A pair of side wall 14 positions the band width direction Y1 of the flat cable 2 between each other. The ends of the pair of side walls 14 on the side away from the ceiling wall 13 extend to a position farther from the ceiling wall 13 than the bottom wall 15. The bottom wall 15 is provided with a band width direction Y1 shorter than the ceiling wall 13, and both ends of the bottom wall 15 in the band width direction Y 1 and the side wall 14 are provided apart from each other. Between the bottom wall 15 and the ceiling wall 13, the thickness direction Y3 of the flat cable 2 is positioned.

  The connection wall (not shown) connects the end portions on the substrate side in the band length direction Y2 of the ceiling wall 13 and the bottom wall 15. A plurality of holes for projecting the connecting portion 12 of the terminal fitting 7 out of the housing 8 are provided in the connecting wall.

  The shield shell 9 is obtained by bending a sheet metal. That is, the shield shell 9 is made of metal. As shown in FIGS. 3 and 8, the shield shell 9 has a ceiling plate 17 as the other of the pair of shield plates overlaid on the ceiling wall 13 of the housing 8, and the thickness direction Y3 of the ceiling plate 17 and the flat cable 2. A bottom plate 18 as one of a pair of opposing shield plates, a plurality of ground circuit connection pieces 20, two ground circuit connection portions 21, and a lock portion 22 (FIG. 5) are integrally provided.

  As shown in FIG. 1, the ceiling plate 17 covers the ceiling wall 13 side in the thickness direction Y3 of the flat cable 2 and is overlaid on the outer surface of the ceiling wall 13 of the housing 8. The bottom plate 18 covers the bottom wall 15 side of the flat cable 2 in the thickness direction Y3. As shown in FIG. 8, the bottom plate 18 includes a first bottom plate portion 23 as a first shield plate portion for positioning the flat cable 2 between the bottom plate 18 and the both sides of the first bottom plate portion 23 in the band width direction Y1. A second bottom plate portion 24 as a second shield plate for positioning a lock portion 22 to be described later between the first bottom plate portion 23 and the ceiling plate 17 provided on the side farther from the ceiling plate 17 than the first bottom plate portion 23; 23 and a step plate portion 25 that connects the second bottom plate portion 24 to each other. As shown in FIG. 1, the first bottom plate portion 23 is overlaid on the inner surface of the bottom wall 15 of the housing 8.

  As shown in FIGS. 3 and 8, etc., the ground circuit connecting piece 20 is provided at a distance from each other in the band width direction Y1 and is shielded from the edge of the first bottom plate portion 23 toward the board to which the connector 1 is attached. It extends toward the outside of the shell 9. The ground circuit connection piece 20 is attached to a conductor pattern connected to the ground circuit of the substrate by soldering or the like.

  As shown in FIGS. 3 and 8, the earth circuit connection portion 21 extends from both edges of the ceiling plate 17 in the band width direction Y <b> 1 toward the substrate, that is, toward the outside of the shield shell 9. The ground circuit connection portion 21 is attached to a conductor pattern connected to the ground circuit of the substrate by brazing using solder or the like.

  A pair of lock portions 22 are provided. The lock portion 22 constitutes the shield shell 9 and is thus formed separately from the housing 8. As shown in FIG. 5 and the like, each of the pair of lock portions 22 is connected to the connection plate 19 that connects the ceiling plate 17 and the second bottom plate portion 24 and the outer edge of the connection plate 19 in the band width direction Y1. From the holding plate 26 provided with a holding plate 26 as a holding portion held along the inner surface of the side wall 14 of the housing 8 and a locking projection 27 inserted into the locking recess 6 of the flat cable 2 and locked. Also, the locking plate 28 as the locking portion disposed on the flat cable 2 side, the holding plate 26 and the locking plate 28 are connected and elastically deformed to displace the locking plate 28 in the band width direction Y1. An elastic connecting plate 29 as an elastic connecting portion; an operating portion 30 that is continuous with the end of the locking plate 28 on the side away from the elastic connecting plate 29 and extends from the locking plate 28 toward the outside of the housing 8; Is integrated.

  The holding plate 26 is held at a position facing the band width direction Y1 of the flat cable 2 by connecting to the connecting plate 19 connected to the ceiling plate 17 and the second bottom plate portion 24. Here, being held means that the holding plate 26 is held so as not to move with respect to the housing 8, and the holding plate 26 is movable when the flat cable 2 is fitted. 29 and the retaining plate 28 are held by the inner wall of the housing 8. As shown in FIG. 5, the holding plate 26 positions the side wall 14 of the housing 8 between the holding circuit 26 and the ground circuit connecting portion 21. The locking plate 28 is provided with a locking projection 27 at the center thereof. Moreover, as shown in FIG.7 (b), the latching board 28 is provided with the convex part 33 which protrudes toward the ceiling board 17 side of the thickness direction Y3. On the other hand, the ceiling plate 17 is provided with a stopper 34 that is provided by hanging down the edge on the flat cable 2 side in the band length direction Y2. This stopper is disposed on the outer side in the band length direction Y2 than the convex portion 33.

  The elastic connecting plate 29 is connected to the aforementioned edge of the holding plate 26 and the locking plate 28, thereby connecting the holding plate 26 and the locking plate 28. The elastic connecting plate 29 is elastically deformable so that the locking plate 28 is displaced in both the band width direction Y1 and the thickness direction Y3 of the flat cable 2. The elastic connecting plate 29 can change the relative position of the locking plate 28 with respect to the holding plate 26 by elastic deformation. Further, the elastic connecting plate 29 is positioned so as to gradually move toward the inside of the housing 8 as the locking plate 28 moves away from the elastic connecting plate 29, that is, as it approaches the flat cable 2 in a neutral state where the elastic connecting plate 29 is not elastically deformed. .

  The operation unit 30 is connected to the edge of the locking plate 28 near the flat cable 2. For this reason, the operation unit 30 is connected to a position separated from the elastic connecting plate 29 of the locking unit 28. The operation unit 30 extends from the locking plate 28 toward the outside of the housing 8, and a first operation unit 31 orthogonal to the band width direction Y <b> 1 whose front end protrudes to the outside of the housing 8, and a first operation unit And a second operating portion 32 that is orthogonal to the thickness direction Y3 and is connected to the ceiling plate 17 side of the thickness direction Y3.

  As shown in FIG. 7A, when the first operating portion 31 is pressed in the direction of arrow Y4, the elastic connecting plate 29 is elastically deformed in the band width direction Y1, and as shown by the arrow in FIG. 7B. The locking plate 28 is displaced in the direction approaching the holding plate 26, and the locking between the locking recess 6 of the flat cable 2 and the locking protrusion 27 of the lock portion 22 can be released.

  Further, as shown in FIG. 7A, when the second operating portion 32 is pressed in the direction of arrow Y5, the elastic connecting plate 29 is elastically deformed in the thickness direction Y3, and is shown by the arrow in FIG. 7B. Thus, the locking plate 28 is displaced in the thickness direction Y3, and the locking between the locking recess 6 of the flat cable 2 and the locking projection 27 of the lock portion 22 can be released.

  Further, as shown in FIG. 7A, when the operation unit 30 is pressed in the direction of arrow Y6, the elastic connecting plate 29 is elastically deformed in the band width direction Y1 and the thickness direction Y3, and FIG. As shown by the arrow in FIG. 7C, the locking plate 28 is displaced in the direction approaching the holding plate 26 and in the thickness direction Y3, and the locking recess 6 of the flat cable 2 and the locking protrusion 27 of the locking portion 22 Can be unlocked.

  Next, according to the connector 1 having the above-described configuration, the pair of lock portions 22 are respectively held at positions facing the flat width direction Y1 of the flat cable 2, and the flat width direction Y1 of the flat cable 2. A locking plate 28 disposed on the flat cable 2 side with respect to the holding plate 26 provided with a locking projection 27 to be inserted into and locked into the locking recess 6 provided at the end of the flat cable 2, and the holding plate 26. And an elastic connecting plate 29 that connects the stop plate 28 and elastically deforms it to displace the locking plate 28 in the band width direction Y1.

  According to the above configuration, the flat cable 2 can be fitted to the connector 1 in the following procedure. That is, as shown in FIG. 4, the end of the flat cable 2 with the conductor 3 exposed is inserted between the ceiling wall 13 of the housing 8 and the first bottom plate portion 23 of the shield shell 9 and between the pair of lock portions 22. . Then, the locking projections 27 of the locking plate 28 are pushed by both ends of the flat cable 2 in the band width direction Y1, and the elastic connecting plate 29 is deformed, and the locking plate 28 is displaced to the holding plate 26 side.

  Further, when the flat cable 2 is inserted into the housing 8 and the locking projection 27 is positioned in the locking recess 6 provided in the flat cable 2, the elastic connecting plate 29 is restored and the locking plate 28 is restored as shown in FIG. A locking projection 27 provided on the locking recess 6 is inserted into the locking recess 6. Thereby, even if the flat cable 2 is pulled, the locking projection 27 is not caught in the locking recess 6, so that the fitting holding force can be improved regardless of the number of the conductors 3 of the flat cable 2.

  Moreover, when the locking projection 27 is inserted into the locking recess 6 of the flat cable 2, that is, when it reaches the normal fitting position, the elastic connecting plate 29 is restored and displaced to the holding plate 26 side. Since the plate 28 returns to the original position, it feels soft when it reaches the normal fitting position, so that the half fitting of the flat cable 2 can be prevented.

  Further, according to the connector 1 having the above-described configuration, the pair of lock portions 22 are respectively connected to a position away from the elastic coupling plate 29 of the locking plate 28 and extend from the locking plate 28 toward the outside of the housing 8. The operation unit 30 is further provided. Accordingly, by operating the operation unit 30, the positions of the locking projection 27 of the locking portion 28 and the locking recess 6 of the flat cable 2 can be easily changed. 27 and the latching recess 6 of the flat cable 2 can be easily unlocked.

  Further, according to the connector 1 having the above-described configuration, the elastic connecting plate 29 is provided so as to be elastically deformable so that the locking plate 28 is displaced in the thickness direction Y3 of the flat cable 2. As described above, the operating portion 30 is operated within the range of the angle formed by the band width direction Y1 (arrow Y4) and the thickness direction Y3 (arrow Y5), and the locking projection 27 of the locking plate 28 and the flat cable 2 are Unlocking with the locking recess 6 can be performed.

  Further, according to the connector 1 having the above-described configuration, as shown in FIG. 7B, the locking plate 28 is provided with the convex portion 33 protruding in the thickness direction Y <b> 3 of the flat cable 2, and the convex portion 33. In addition, a stopper 34 disposed outside the band length direction Y2 is provided. Thereby, even if the flat cable 2 is pulled in the direction of pulling out from the connector 1, the projection 33 of the locking plate 28 is caught by the stopper 34, and the flat cable 2 can be reliably prevented from coming off.

  Further, according to the connector 1 having the above-described configuration, the shield shell 9 includes the ceiling plate 17 and the bottom plate 18 that cover both sides of the flat cable 2 in the thickness direction Y3, and the lock portion 22 is integrated with the shield shell 9. It is configured. As a result, an increase in the number of parts can be prevented, and an increase in cost can be prevented.

  Moreover, according to the connector 1 having the above-described configuration, the bottom plate 18 includes the first bottom plate portion 23 that positions the flat cable 2 between the ceiling plate 17 and the flat cable 2 on both sides of the first bottom plate portion 23 in the band width direction Y2. A second bottom plate portion 24 for positioning the lock portion 22 between the first bottom plate portion 23 and the first bottom plate portion 23 provided on the side away from the first bottom plate portion 23, and a connecting plate portion 25 for connecting the first bottom plate portion 23 and the second bottom plate portion 24. It is configured. Thereby, even if the lock portion 22 is formed integrally with the shield shell 9, a clearance is provided between the ceiling plate 17 and the second bottom plate portion 24 so that the locking plate 28 can be displaced in the thickness direction Y3 to be released. Can do.

  In the above-described embodiment, the elastic connecting plate 29 is provided so as to be elastically deformable so that the locking plate 28 is displaced in the thickness direction Y3 of the flat cable 2, and the operation unit 30 is provided with an arrow Y5 in FIG. However, the present invention is not limited to this. However, the present invention is not limited to this. For example, the elastic connecting plate 29 may be provided so that the locking plate 28 is displaced only in the band width direction Y2. In this case, the bottom plate 18 of the shield shell 9 can be provided flat from one end to the other end in the band width direction Y1 without providing a step as in the first embodiment.

Second Embodiment Next, a connector according to a second embodiment of the present invention will be described below with reference to FIGS. In the first embodiment, the lock portion 22 is integrally formed with the shield shell 9, but in the second embodiment, the shield shell 9 is not provided. Since the flat cable 2 fitted to the connector 1 is the same as that of the first embodiment, a detailed description thereof is omitted here. 9 to 13, parts that are the same as those already described in the first embodiment with reference to FIGS. 1 to 8 are given the same reference numerals, and detailed descriptions thereof are omitted.

  The connector 1 is mounted on a substrate (not shown) as in the first embodiment, and is connected to the wiring on the substrate of the flat cable 2. As shown in FIG. 11 and the like, the connector 1 includes a plurality of terminal fittings 7, an insulating housing 8 that accommodates the plurality of terminal fittings 7, and a lock attachment portion 35 made of metal attached to the housing 8. And.

  Since the terminal fitting 7 is the same as that described in the first embodiment, a detailed description thereof is omitted here. As shown in FIG. 11, the housing 8 is made of an insulating synthetic resin. Similarly to the first embodiment, the housing 8 has a ceiling wall 13 that is long in the band width direction Y <b> 1 and the band width direction Y <b> 1 of the ceiling wall 13. A pair of side walls 14 that are suspended from both ends, a bottom wall 15 that faces the ceiling wall 13 and the flat cable 2 in the thickness direction Y3, and a connection wall (not shown) that connects the ceiling wall 13 and the bottom wall 15 to each other. And.

  The ceiling wall 13, the bottom wall 15, and the connecting wall (not shown) are the same as those described in the first embodiment, and thus detailed description thereof is omitted here. The pair of side walls 14 are provided thicker than the side walls 14 of the first embodiment, and as shown in FIG. 12, a press-fit hole 14a into which a press-fit fixing plate 36 as a press-fit fixing part to be described later is press-fitted is formed. Yes.

  The pair of lock attachment portions 35 is obtained by subjecting a sheet metal to bending processing or the like. That is, the lock attachment portion 35 is made of metal. As shown in FIGS. 11 to 13, the pair of lock attachment portions 35 includes a ceiling plate 17 that is superimposed on the ceiling wall 13 of the housing 8, and a bottom plate 18 that opposes the ceiling plate 17 and the flat cable 2 in the thickness direction. The lock portion 22 is provided integrally with the lock portion 22. The ceiling plate 17 is overlaid on the outer surface of both ends of the width direction Y1 of the ceiling wall 13 of the housing 8.

  As shown in FIG. 12 and the like, the lock portion 22 is provided by being connected to a connecting plate 19 that connects the ceiling plate 17 and the bottom plate 18, and an edge of the connecting plate 19 outside the band width direction Y 1. A press-fitting fixing plate 36 that is press-fitted into the press-fitting hole 14 a of the side wall 14, and a holding portion that is connected to the inner edge of the connecting plate 19 in the band width direction Y 1 and is provided along the inner surface of the side wall 14 of the housing 8. As a locking portion disposed on the flat cable 2 side with respect to the holding plate 26 provided with a locking projection 27 that is inserted into and locked into the locking recess 6 of the flat cable 2. An elastic connecting plate 29 as an elastic connecting portion for connecting the plate 28 to the holding plate 26 and the locking plate 28 and elastically deforming the plate 28 to displace the locking plate 28 in the band width direction Y1; Connected to and separated from the elastic connecting plate 29 An operation section 30 which extends outwardly of the housing 8 to 28, a is provided integrally. According to the connector 1 having the above configuration, even when the shield shell 9 is not provided, the press-fitting fixing plate 36 of the lock portion 22 can be press-fitted into the housing 8 and easily attached to the housing 8.

  According to the above-described second embodiment, the pair of lock portions 22 are made of metal and are provided on the lock attachment portions 35 which are separate parts, so that the pair of lock portions 22 can be easily attached to the housing 8. be able to.

  Further, according to the second embodiment described above, since the pair of lock portions 22, the press-fit fixing plate 36, and the ground circuit connection portion 21 are integrally formed, the pair of lock portions 22 and the ground are easily formed. The circuit connection portion 21 can be attached to the housing 8.

  In addition, according to embodiment mentioned above, although the latching recessed part 6 was provided in the insulating seals 4 and 5, this invention is not limited to this. For example, the end of the flat cable 2 may be overlapped on a plate-like member, and the locking recess 6 may be provided on the plate-like member.

  Further, the above-described embodiments are merely representative forms of the present invention, and the present invention is not limited to the embodiments. That is, various modifications can be made without departing from the scope of the present invention.

1 Connector 2 Flat cable 3 Conductor 4, 5 Insulation sheet (cover)
7 Terminal fitting 8 Housing 9 Shield shell (shield member)
21 Ground circuit connection portion 22 Lock portion 23 First bottom plate portion (first shield plate portion)
24 Second bottom plate (second shield plate)
25 connecting plate portion 26 holding plate (holding portion)
27 Locking projection 28 Locking plate (locking part)
29 Elastic connecting plate (elastic connecting part)
30 Operation part 33 Convex part 34 Stopper 36 Press-fit fixing plate (press-fit fixing part)
Y1 Band width direction Y2 Band length direction Y3 Thickness direction

Claims (8)

A flat cable end provided with a flat rectangular conductor and a pair of strip-shaped covering portions sandwiching the conductor therebetween, and a housing connected to the conductor of the flat cable are accommodated in the housing. In a connector provided with a terminal fitting,
A pair of locking portions attached to the housing and positioned and locked between each other and the width direction of the flat cable;
Each of the pair of lock portions is provided with a holding portion that is held by the housing, and a locking protrusion that is inserted into and locked to a locking recess provided at an end of the flat cable in the band width direction. An engaging portion disposed on the flat cable side with respect to the holding portion, and an elastic connecting portion that connects the holding portion and the engaging portion and elastically deforms to displace the engaging portion in the band width direction. And a connector characterized by comprising:   Each of the pair of lock portions further includes an operation portion connected to an end portion of the locking portion on the side away from the elastic coupling portion and extending from the locking portion toward the outside of the housing. The connector according to claim 1.   The connector according to claim 2, wherein the elastic coupling portion is provided so as to be elastically deformable so that the locking portion is displaced in a thickness direction of the flat cable. The locking portion is provided with a convex portion protruding in the thickness direction of the flat cable,
The connector according to any one of claims 1 to 3, further comprising a stopper disposed on the outer side in the band length direction with respect to the convex portion. A shield member made of metal and covering the housing;
The connector according to claim 1, wherein the lock portion is integrally formed with the shield member. A shield member provided with a pair of shield plates covering both sides of the flat cable in the thickness direction;
The lock portion is configured integrally with the shield member,
The one shield plate includes a first shield plate portion that positions the flat cable between the shield plate and the other shield plate, and the flat cable more than the first shield plate portion on both sides in the band width direction of the first shield plate portion. A second shield plate portion that positions the lock portion between the other shield plate provided on the side away from the first shield plate portion and a step plate portion that connects the first shield plate portion and the second shield plate portion; It is comprised from these. The connector of Claim 3 characterized by the above-mentioned. The connector according to any one of claims 1 to 4, wherein the pair of lock portions are made of metal and provided as separate parts. Each of the pair of lock portions is a press-fit fixing portion that is press-fitted into a press-fit hole of the housing and attaches the pair of lock portions to the housing, and an earth circuit connection portion that is connected to a substrate on which the connector is mounted Are integrally formed. The connector according to claim 7, wherein:

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