JP3161716U - Electrical connector structure - Google Patents

Abstract

An electrical connector structure capable of fixing a flat cable more firmly is provided. An electric connector structure for inserting and fixing a flat cable 200 having a cut groove 202 on each side from the front end includes a connection seat body 10, a plurality of terminals housed in the connection seat body, and a lid attached to the connection seat body. The connection seat body including the plate 20 and a pair of fasteners is provided with a pair of storage slots 141 and 142 for storing the pair of fasteners on both sides thereof. The lid plate is provided with a pair of circular pillar-shaped braking shafts 23 at the bottom, and the pair of fasteners respectively connect the stop arm 41, the bottom arm 42, and an intermediate portion between the stop arm 41 and the bottom arm 42. A stop is provided, and the front end of the stop arm 41 is provided above the kerf, and the braking shaft is provided between the rear end of the stop arm 41 and the rear end of the bottom arm 42. As described above, when the lid plate 20 is closed, the braking shaft 23 pushes the rear end of the stop arm 41 upward, and the front end of the stop arm 41 is fitted into the pair of grooves 202 of the flat cable 200. [Selection] Figure 4

Description

  The present invention relates to an electrical connector structure, and more particularly to an electrical connector structure for electrically connecting and fixing a flexible flat cable.

  As a connector for fixing a conventional flexible flat cable, for example, a connector disclosed in Patent Document 1 is disclosed. In this connector structure, a pair of fixing blocks project from the plastic body, and a pair of fixing holes corresponding to the fixing blocks are provided on both sides of the flat cable, and the flat cable is formed by the fixing holes corresponding to the fixing blocks. Is fixed.

Taiwan Patent No. M359065

However, since the above-described conventional electrical connector has a small volume, the strength of the fixed block is insufficient, so that the breakage is easy and the flat cable is easily disconnected from the connector.
In addition, providing a fixing block in the plastic body increases the difficulty in developing the mold for the plastic body.

  An object of the present invention is to provide a connector structure for securely fixing a flat cable so that the flat cable cannot be easily pulled out into the connector.

  In order to solve the above-mentioned problems, the present invention is an electrical connector structure for inserting and fixing a flat cable having a cut groove on each side from the front end, and comprising a connection seat, a plurality of terminals, a lid A plate and a pair of fasteners, wherein the connection seat includes a main body provided with an opening for inserting the flat cable, a pair of side walls extending rearward from the main body, A plurality of terminal slots penetrating through the main body, and a pair of storage slots provided close to both ends of the plurality of terminal slots, wherein the plurality of terminals are provided in the connection seat body. The lid plate is housed in a terminal slot, and the lid plate is a pair of shafts for pivotally attaching the lid plate to the pair of side walls, and a pair of circular columnar brake shafts arranged close to the inside of the pair of shafts. And equipped with Each of the pair of fasteners includes a stop arm, a bottom arm, and a joining stage that joins an intermediate portion between the stop arm and the bottom arm, and the pair of fasteners includes the kerf of the flat cable. It is accommodated in the accommodation slot located on the same vertical plane, the front end of the stop arm is located above the kerf, and the braking shaft is located at the rear ends of the stop arm and the bottom arm. When the lid plate is closed, the pair of braking shafts are provided so as to push up the rear end of the stop arm upward and to fit the front end of the stop arm into the kerf, respectively. An electrical connector structure is provided.

  According to the present invention, since the fastener for fixing the flat cable is made of metal, it is difficult to break, and the flat cable can be prevented from coming off easily.

  When the lid plate is closed, the stop arm of the fastener is interlocked to lock the flat cable, so that the flat cable can be fixed easily.

It is a three-dimensional exploded view of the electrical connector structure of the present invention. It is a three-dimensional combination diagram in which the electrical connector structure of the present invention does not accommodate a flat cable. FIG. 3 is a three-dimensional combination diagram in which the electrical connector structure of the present invention accommodates a flat cable. It is sectional drawing which has not closed the cover plate of the electrical connector structure of this invention. It is sectional drawing which closed the cover plate of the electrical connector structure of this invention.

  Embodiments of the present invention will be described below with reference to the drawings. In addition, the following description is only an illustration and does not restrict | limit the range of this invention.

  1 to 3 are a three-dimensional exploded view and a three-dimensional combination diagram of the electrical connector structure of the present invention, respectively.

  The connector structure 100 includes a connection seat body 10, a cover plate 20, a plurality of terminals 30, a pair of fasteners 40, and a fixing unit 50. The connector structure 100 is electrically connected to the flat cable 200 and fixes the flat cable 200.

  Cut grooves 202 are provided on both sides of the flat cable, and a plurality of conductors (not shown) are exposed at the bottom.

  Further, the flat cable 200 is inserted from the front end of the connector structure 100.

  The connecting seat 10 passes through the main body 11, the pair of side walls 12 extending rearward from both sides of the main body 11, the extending portion 13 extending rearward from the bottom of the main body 11, and the main body 11 and the extending portion 13. A plurality of terminal slots 131 and a pair of storage slots 14 provided on both sides of the plurality of terminal slots 131, and an opening 112 for inserting the flat cable 200 is formed in the front end surface of the main body 11. Is provided. The storage slot 14 includes an upper slot 141 and a lower slot 142.

  The cover plate 20 has a pair of shafts 21 provided on both sides thereof, a circular columnar shape, a pair of braking shafts 23 provided between the inside of the shaft 21 and between the pair of braking shafts 23, and a plurality of spaces provided at the bottom. Of the inner groove 240, a plurality of inner shafts 24 respectively provided in the inner groove 240, and a pair of fitting blocks 25 provided so as to protrude outward at both end faces.

  The pair of shafts 21 are rotatably mounted inside the pair of side walls 12.

  Further, fitting grooves 126 are respectively provided inside the pair of side walls 12, and the pair of fitting blocks 25 are fitted into the pair of fitting grooves 126, respectively.

  The plurality of terminals 30 are accommodated in the plurality of terminal slots 131 of the connection seat 10.

  The pair of fasteners 40 are respectively stored in the pair of storage slots 14 and are provided so as to be on the same vertical plane as the cut groove 202 of the flat cable 200.

  Each fastener 40 includes a stop arm 41, a bottom arm 42, and a joining step 43 for joining intermediate portions of the stop arm 41 and the bottom arm 42. The stop arm 41 is located in the upper slot 141 of the storage slot 14. The bottom arm 42 is fitted and fixed in the lower slot 142 of the storage slot 14.

  The braking shaft 23 is provided between the rear end of the stop arm 41 and the rear end of the bottom arm 42. The stop arm 41 has a concave arc portion 412 on the bottom surface of the rear end and a fitting portion 414 protruding downward from the front end thereof. The fitting portion 414 on the front end of the stop arm 41 Located above, the brake shaft 23 is provided so as to be located in the concave arc portion 412. At the rear end of the bottom arm 42, welded portions 422 for welding to an electronic circuit board (not shown) are provided. As shown in FIG. 4, the front end of the bottom arm 42 is provided with an interference portion 424 for fixing in the lower slot 142, and the front portion of the flat cable 200 is supported at the middle portion of the bottom arm 42. A bottom raised portion 426 is provided.

  When the cover plate 20 is closed, each braking shaft 23 pushes up the rear end of each stop arm 41 so that the fitting portion 414 of the stop arm 41 is fitted into the pair of grooves 202 of the flat cable 200. It has been. At that time, the joining step 43 serves as a fulcrum for the rotation of the cover plate.

  The electric connector structure 100 further includes a pair of fixing units 50 for fixing the electric connector structure 100, and each fixing unit 50 includes a base 51 fitted to the bottom of the pair of side walls 12 and an outer edge of the base 51. A side stopper 53 that extends upward and a fixed arm 52 that extends upward from the inner edge of the base 51 and then bends and extends rearward. The pair of bases 51 inhibits the fixed unit 50 from moving in the vertical direction. Therefore, it is welded to an electronic circuit board (not shown).

  In this embodiment, each fixed unit 50 is further provided with a lateral portion 54 that extends horizontally outward in front of the fixed arm 52.

  In accordance with the structure of the fixed unit 50 described above, the pair of side walls 12 has a bottom tank 121 provided on the bottom surface, a longitudinal groove 122 recessed upward from the bottom surface, and extends outward from the top surface of the longitudinal groove 122. A lateral groove 124 is provided, the base 51 is fitted into the bottom tub 121, the fixed arm 52 is fitted and fixed in the longitudinal groove 122, and the lateral part 54 is fitted in the lateral groove 124.

  A plurality of terminals 30 of the present invention will be described.

  Each of the plurality of terminals 30 has an upper arm 31, a lower arm 32, and a joining stage 33 for joining intermediate portions of the upper arm 31 and the lower arm 32. The lower arm 32 is an electronic circuit (see FIG. A welding portion 322 for welding to a rear end is provided.

  The plurality of inner shafts 24 of the cover plate 20 are provided so as to be positioned between the rear end portion of the upper arm 31 and the rear end portion of the lower arm 32.

  The upper arms 31 of the plurality of terminals 30 are each provided with a concave arc portion 312 on the bottom surface of the rear end, and the plurality of inner shafts 24 of the cover plate 20 are provided so as to be positioned within the concave arc portion 312 of the upper arm 31. ing.

  FIG. 4 is a cross-sectional view of the electrical connector structure of the present invention in a state where the lid plate is not closed.

  The brake shaft 23 has a segment of circle in which the upper and lower arcuate portions of the cylindrical body are partially removed, the lengths of the vertical diameter and the horizontal diameter are different, and the cover shaft 20 is not closed. 23 becomes sideways and its height is the shorter diameter.

  FIG. 5 is a cross-sectional view when the lid plate of the electrical connector structure of the present invention is closed.

  The brake shaft 23 is vertically oriented, and its height is the longer diameter. Thereby, the rear end portion of the stop arm 41 of the fastener 40 is pushed upward, and the front end of the stop arm 41 is moved downward. At that time, the front end of the stop arm 41 is fitted into the groove 202 of the flat cable 200, so that the flat cable 200 is locked to the electrical connector structure 100 so as not to easily come off. The braking shaft 23 of the present invention may be a cam shaft, an elliptical shaft, or the like.

DESCRIPTION OF SYMBOLS 100 ... Electric connector structure 10 ... Connection seat
11 ... Main unit
112 ... Opening
12 ... Sidewall
121 ... Bottom tank
122 ... Vertical groove
124 ... Lateral groove
126 ... fitting groove
13 ... Extension part
131 ... Terminal slot
14 ... Storage slot
141 ... upper slot
142 ... lower slot
20 ... Lid 21 ... Shaft
25 ... Fitting block
23 ... Brake shaft
230 ... shaft slot
24 ... Inner shaft
240 ... inner groove
30 ... Terminal 31 ... Upper arm
312 ... Concave arc part
32 ... Lower arm
322 ... Welded part
33 ... Junction stage
40 ... Fastener 41 ... Stop arm
43 ... Junction stage
412 ... Concave arc part
414 ... fitting part
42 ... Bottom arm
422 ... Welded part
424 ... Interference part
426 ... bottom raising part
50 ... fixed unit 51 ... base
52. Fixed arm
53 ... Side stopper
54 ... Sideways part
200 ... Flat cable
202 ... kerf

Claims (9)

It is an electrical connector structure for inserting and fixing a flat cable provided with cut grooves on both sides from the front end,
A connection seat, a plurality of terminals, a cover plate, and a pair of fasteners; the connection seat is provided with a main body provided with an opening for inserting the flat cable; A pair of side walls extending rearward, a plurality of terminal slots penetrating the main body, and a pair of storage slots provided close to both ends of the plurality of terminal slots,
The plurality of terminals are accommodated in the plurality of terminal slots provided in the connection seat,
The lid plate includes a pair of shafts for pivotally attaching the lid plate to the pair of side walls, and a pair of circular columnar brake shafts arranged close to the inside of the pair of shafts,
Each of the pair of fasteners includes a stop arm, a bottom arm, and a joining stage that joins an intermediate portion between the stop arm and the bottom arm, and the pair of fasteners includes the kerf of the flat cable. It is accommodated in the accommodation slot located on the same vertical plane, the front end of the stop arm is located above the kerf, and the pair of braking shafts are located at the rear ends of the stop arm and the bottom arm. Provided,
When the lid plate is closed, the pair of braking shafts are provided so as to push up the rear end of the stop arm upward and to fit the front end of the stop arm into the groove. Electrical connector structure.   In addition, a pair of fixing units are provided, and each of the pair of fixing units includes a base that is fitted into the bottom of the pair of side walls, a side stopper that extends upward from the outer edge of the base, and an upper edge from the inner edge of the base. The electrical connector structure according to claim 1, further comprising a fixed arm extending rearward after extending to the rear, wherein the base portion is welded to an electronic circuit board.   3. The electrical connector according to claim 2, wherein each of the pair of fixing units further includes a lateral portion in front of the stationary arm, and the lateral portion extends horizontally in an outward direction. Construction.   Each of the pair of side walls extends from the top surface of the vertical groove to the outside, a bottom tub provided on the bottom surface thereof, a vertical groove recessed upward from the bottom surface, in order to fit the base portion, respectively. The electrical connector structure according to claim 3, further comprising: a lateral groove, wherein the fixing arm is fitted and fixed in the longitudinal groove, and the lateral portion is fitted in the lateral groove. .   The lid plate includes a plurality of inner shafts provided at intervals at a bottom portion between the pair of braking shafts, and a pair of fitting blocks provided on both side surfaces, and the pair of side walls are respectively inward. The electrical connector structure according to claim 1, wherein a fitting groove is provided, and the pair of fitting blocks are fitted into the fitting groove.   Each of the plurality of terminals has an upper arm, a lower arm provided with a welded portion at a rear end, and a joining stage for joining an intermediate portion of the upper arm and the lower arm. The electrical connector structure according to claim 5, wherein the electrical connector structure is fitted between a rear end portion of the upper arm and a rear end portion of the lower arm.   The electrical connector structure according to claim 6, wherein the upper arms of the plurality of terminals are each provided with a concave arc portion on a bottom surface at a rear end.   The electrical connector structure according to claim 1, wherein the stop arms of the pair of fasteners are each provided with a concave arc portion on a bottom surface of a rear end.   2. The electrical connector structure according to claim 1, wherein a welded portion for welding to the electronic circuit board is provided at a rear end of the bottom arm.

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