Plug-in type flexible circuit board

Abstract

The utility model discloses a plug-in type flexible circuit board, which belongs to the technical field of flexible circuit boards and comprises a first circuit board and a second circuit board, the left side of each of the first circuit board and the second circuit board is fixedly connected with a connecting groove, and the right side of each of the first circuit board and the second circuit board is fixedly connected with a connecting block. The front side and the rear side of the connecting groove are each provided with a clamping groove, the front side and the rear side of the connecting block are each movably connected with a clamping block, the connecting block on the right side of the second circuit board is clamped into the connecting groove in the left side of the first circuit board, the clamping blocks are clamped into the clamping grooves, and the clamping blocks arranged on the front portion and the rear portion form limiting, so that the inserted circuit boards are prevented from falling off; bolts and screws are not needed for connection, the installation speed is high, and the working efficiency when multiple circuit boards are connected is improved. And after the insertion is completed, the baffle is pushed by the push block to block the baffle on the front surface of the clamping groove, so that the influence on subsequent use caused by mistaken touch and dust entering the clamping groove is prevented, and the protection effect after the clamping groove and the clamping block are connected is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of flexible circuit board, concretely relates to a plug-in type flexible circuit board. BACKGROUND

[0002] Flexible Printed Circuit (FPC) is a kind of printed circuit made of flexible insulating substrate, also known as "soft board". It has excellent electrical properties, can meet the needs of smaller and higher density installation design, helps to reduce assembly process and enhance reliability. Flexible circuit board can be freely bent, wound and folded, can withstand millions of dynamic bending without damaging the wire, suitable for any movement and expansion in three-dimensional space, so as to realize the integration of component assembly and wire connection.

[0003] At present, when two existing flexible circuit boards are connected, the plug of one flexible circuit board needs to be plugged into the interface of another flexible circuit board, and two flexible circuit boards are generally fixed by bolts and screws, which not only has slow installation speed, but also has low working efficiency when multiple circuit boards are connected, so the plug-in type flexible circuit board is provided. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a plug-in type flexible circuit board to solve the problems of slow installation speed and low working efficiency when multiple circuit boards are connected in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a plug-in type flexible circuit board, which comprises a first circuit board and a second circuit board, the left side of the first circuit board and the second circuit board is fixedly connected with a connecting groove, the right side of the first circuit board and the second circuit board is fixedly connected with a connecting block, the connecting block is matched with the connecting groove, the front and rear sides of the connecting groove are both provided with a clamping groove, the clamping groove extends to the inside of the connecting groove, the front and rear sides of the connecting block are both movably connected with a clamping block, and the clamping block is matched with the clamping groove.

[0006] Preferably, the front and rear sides of the connecting block are both provided with a groove, the inside of the groove is provided with a spring, one end of the spring is fixedly connected in the inside of the groove, the other end of the spring is fixedly connected on one side of the clamping block, and the clamping block is slidingly connected in the inside of the groove.

[0007] Preferably, the top and bottom of the connecting block are both fixedly connected with a limiting block in the middle, the top and bottom of the connecting groove are both provided with a limiting groove in the middle, and the limiting block is matched with the limiting groove.

[0008] Preferably, the connecting groove top and bottom are provided with two first through holes on the front and back sides, the connecting block top is provided with two second through holes on the front and back sides, the first through hole and the second through hole are of the same specification, and the second through hole is internally clamped with a limiting rod.

[0009] Preferably, the clamping groove is fixedly connected with a clamping frame outside, the clamping frame is slidably connected with a baffle inside, and the baffle is fixedly connected with a push block on the front face.

[0010] Preferably, the clamping frame is provided with clamping grooves on the two sides inside, the baffle is fixedly connected with clamping blocks on the two sides, and the clamping blocks are matched with the clamping grooves.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] 1. By clamping the connecting block on the right side of the second circuit board in the connecting groove on the left side of the first circuit board, clamping the clamping block in the clamping groove, and limiting the clamping blocks arranged on the front and back sides, the circuit boards after insertion are prevented from falling off, the circuit boards are connected without bolts and screws, the installation speed is higher, and the working efficiency during connection of multiple circuit boards is improved.

[0013] 2. By extruding the two clamping blocks, the spring is stretched, the clamping block enters the groove, the spring is restored after the connecting block is clamped in the clamping groove, the clamping block is popped out and enters the clamping groove to form a limit, the limiting block and the limiting groove are arranged in cooperation to improve the stability of the two circuit boards after connection, the limiting rod is inserted into the first through hole and the second through hole to further improve the stability of the two circuit boards after insertion, after insertion, the baffle is pushed by the push block and blocked in front of the clamping groove, the baffle is prevented from being touched and dust from entering the clamping groove to affect subsequent use, and the protection effect of the clamping groove and the clamping block after connection is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic view of the circuit board connection structure of the utility model;

[0015] Figure 2 It is a schematic view of the split structure of the connecting block and the connecting groove of the utility model;

[0016] Figure 3 It is a schematic view of the split structure of the clamping block and the clamping groove of the utility model;

[0017] Figure 4 It is a schematic view of the split structure of the baffle and the clamping frame of the utility model.

[0018] In the figure: 1, the first circuit board; 2, the second circuit board; 3, connecting groove; 4, connecting block; 5, card slot; 6, card block; 7, recess; 8, spring; 9, limiting block; 10, limiting groove; 11, the first through hole; 12, the second through hole; 13, limiting rod; 14, clamping frame; 15, baffle; 16, push block; 17, clamping groove; 18, clamping block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Please refer to Figures 1-4 The utility model provides a kind of plug-in flexible circuit board technical scheme: including first circuit board 1 and second circuit board 2, first circuit board 1 and second circuit board 2 left side are fixedly connected with a connecting groove 3, first circuit board 1 and second circuit board 2 right side are fixedly connected with a connecting block 4, connecting block 4 is adapted with connecting groove 3, connecting groove 3 front and back sides are each equipped with a card slot 5, card slot 5 extends to the inside of connecting groove 3, connecting block 4 front and back sides are each movably connected with a card block 6, card block 6 is adapted with card slot 5.

[0021] Specifically, connecting block 4 front and back sides are each equipped with a recess 7, spring 8 is arranged in recess 7, one end of spring 8 is fixedly connected in recess 7, the other end of spring 8 is fixedly connected in one side of card block 6, card block 6 is slidably connected in recess 7.

[0022] Specifically, connecting block 4 top and bottom are each fixedly connected with a limiting block 9 in the middle, connecting groove 3 top and bottom are each equipped with a limiting groove 10 in the middle, limiting block 9 is adapted with limiting groove 10.

[0023] Specifically, connecting groove 3 top and bottom front and back sides are each equipped with two first through holes 11, connecting block 4 top front and back sides are equipped with two second through holes 12, first through hole 11 and second through hole 12 are same in specification, limiting rod 13 is clamped in the inside of second through hole 12.

[0024] Specifically, clamping frame 14 is fixedly connected outside card slot 5, baffle 15 is slidably connected in the inside of clamping frame 14, push block 16 is fixedly connected to the front of baffle 15.

[0025] Specifically, clamping groove 17 is arranged in the inside of clamping frame 14, clamping block 18 is fixedly connected to the two sides of baffle 15, clamping block 18 is adapted with clamping groove 17.

[0026] In the embodiment, when the flexible circuit board is connected, the connecting block 4 on the right side of the second circuit board 2 is clamped in the connecting groove 3 on the left side of the first circuit board 1, and the clamping block 6 is clamped in the clamping groove 5, the clamping block 6 arranged in front and back forms a limit to prevent the circuit board from falling off after plugging, without the need for bolt and screw connection, the installation speed is relatively small, and the working efficiency during connection of multiple circuit boards is improved.

[0027] When the connecting block 4 is plugged into the connecting groove 3, the spring 8 is stretched by extruding the clamping block 6, the clamping block 6 is inserted into the groove 7, the spring 8 is restored after the connecting block 4 is clamped into the connecting groove 3, the clamping block 6 is popped out and inserted into the clamping groove 5 to form a limit, the limiting block 9 and the limiting groove 10 are arranged to improve the stability of the two circuit boards after connection, the limiting rod 13 is removed before plugging, and the limiting rod 13 is inserted into the first through hole 11 and the second through hole 12 after plugging to further improve the stability of the two circuit boards after plugging, after plugging is completed, the baffle 15 is pushed by the push block 16, the baffle 15 is blocked in front of the clamping groove 5, to prevent accidental touch and dust from entering the clamping groove 5 to affect subsequent use, and the protection effect after the clamping groove 5 and the clamping block 6 are connected is improved.

[0028] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, inclusion of an element in a list of elements does not exclude other identical elements not expressly listed or inherent to the process, method, article, or apparatus.

[0029] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A plug-in flexible circuit board, comprising a first circuit board (1) and a second circuit board (2), characterized in that: A connecting slot (3) is fixedly connected to the left side of both the first circuit board (1) and the second circuit board (2). A connecting block (4) is fixedly connected to the right side of both the first circuit board (1) and the second circuit board (2). The connecting block (4) is adapted to the connecting slot (3). A slot (5) is provided on both the front and rear sides of the connecting slot (3). The slot (5) extends into the interior of the connecting slot (3). A locking block (6) is movably connected to both the front and rear sides of the connecting block (4). The locking block (6) is adapted to the slot (5).

2. The plug-in flexible circuit board according to claim 1, characterized in that: The connecting block (4) has a groove (7) on both the front and rear sides. A spring (8) is provided inside the groove (7). One end of the spring (8) is fixedly connected inside the groove (7), and the other end of the spring (8) is fixedly connected to one side of the locking block (6). The locking block (6) is slidably connected inside the groove (7).

3. The plug-in flexible circuit board according to claim 1, characterized in that: A limiting block (9) is fixedly connected to the top and bottom middle of the connecting block (4), and a limiting groove (10) is provided in the top and bottom middle of the connecting groove (3). The limiting block (9) is adapted to the limiting groove (10).

4. The plug-in flexible circuit board according to claim 1, characterized in that: The connecting groove (3) has two No. 1 through holes (11) on the top and bottom front and rear sides, and the connecting block (4) has two No. 2 through holes (12) on the top front and rear sides. The No. 1 through hole (11) and the No. 2 through hole (12) have the same specifications, and the No. 2 through hole (12) is fitted with a limit rod (13).

5. A plug-in flexible circuit board according to claim 1, characterized in that: A card slot (5) is fixedly connected to a card holder (14) on the outside, and a baffle (15) is slidably connected inside the card holder (14). A push block (16) is fixedly connected to the front of the baffle (15).

6. A plug-in flexible circuit board according to claim 5, characterized in that: The snap-fit ​​bracket (14) has snap-fit ​​grooves (17) on both sides inside, and snap-fit ​​blocks (18) are fixedly connected to both sides of the baffle (15). The snap-fit ​​blocks (18) are adapted to the snap-fit ​​grooves (17).

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