Flexible circuit board with stable installation
By using heat dissipation protection devices and mounting brackets on flexible circuit boards, the problems of unstable installation and heat dissipation are solved, achieving stable connection, cleanliness and efficient heat dissipation of the circuit boards, and avoiding bending damage.
Patent Information
- Application Number
- CN202520038749.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-08
- Publication Date
- 2026-02-13
- Estimated Expiration
- 2035-01-08
AI Technical Summary
When flexible circuit boards are installed unstably, they may cause poor circuit connections, unstable signal transmission, and are prone to overheating and heat buildup.
The device employs a heat dissipation protection device and mounting bracket design, including an anti-static PET protective film, a flexible thermal pad, a U-shaped mounting bracket, and bending grooves. It is fixed with anti-static silicone and thermally conductive adhesive, combined with mounting slots and screws, to improve installation stability and heat dissipation performance.
It effectively prevents electrostatic damage, keeps the circuit board clean, improves installation stability, avoids bending damage, enhances heat dissipation, and ensures stable signal transmission.
Smart Images
Figure CN223912630U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to flexible circuit board technical field, especially a kind of flexible circuit board of stable installation. BACKGROUND
[0002] Flexible circuit board is a kind of flexible insulating material as substrate, printed or etched on insulating material, made with high reliability, excellent flexible printed circuit board. Because of using flexible insulating material, the wiring of circuit board can be more dense, meet the design needs of higher density installation, and flexible circuit board can be freely bent, winding, folding, without damaging wire or affecting electrical performance, therefore, flexible circuit board has been widely applied in modern electronic equipment such as smart phone, smart watch, automobile electronics, medical equipment.
[0003] Although flexible circuit board has the characteristics of light and flexible, but in practical application, if unstable, it can cause circuit connection, signal transmission unstable problem;In addition, because of using flexible insulating material, the wiring of circuit board can be more dense, but also therefore lead to flexible circuit board is more prone to heat accumulation. UTILITY MODEL CONTENTS
[0004] The utility model mainly aims at providing a kind of flexible circuit board of stable installation, can effectively solve the problem in background art.
[0005] To achieve the above-mentioned purpose, the technical scheme that the utility model takes is as follows:
[0006] A kind of flexible circuit board of stable installation, including flexible circuit board body, the upper end and lower end of the flexible circuit board body are fixedly installed with heat dissipation protection device, the left end and right end of the flexible circuit board body are fixedly installed with No. one mounting bracket and No. two mounting bracket respectively, the lower part of the left end of No. one mounting bracket and the lower part of the right end of No. two mounting bracket are fixedly installed with mounting plate, a group of fixed holes are formed in the upper end of two mounting plates.
[0007] Preferably, the heat dissipation protection device includes anti-static PET protective film and flexible heat-conducting pad, the lower end of the anti-static PET protective film is installed with antistatic silicone rubber, the anti-static PET protective film is installed on the upper end of the flexible circuit board body by antistatic silicone rubber, the upper end of the flexible heat-conducting pad is installed with heat-conducting glue, the flexible heat-conducting pad is installed on the lower end of the flexible circuit board body by heat-conducting glue.Anti-static PET protective film is adhered to the upper end of the flexible circuit board by the antistatic silicone rubber on it, which not only prevents static damage to the circuit board, but also keeps the circuit board clean, in addition, the flexible heat-conducting pad is adhered to the lower end of the flexible heat-conducting pad by heat-conducting glue, which has good heat-conducting performance, thereby improving the heat dissipation performance of the flexible circuit board.
[0008] Preferably, one mounting frame and two mounting frame corresponding one end are provided with mounting clamping groove, one mounting frame and two mounting frame upper end are provided with a group of mounting screws.
[0009] Preferably, the upper end left and right of the flexible circuit board body are provided with a group of screw holes, and the upper end of the flexible circuit board body is provided with two bending grooves.
[0010] Preferably, the one mounting frame and the two mounting frame are in U shape.
[0011] Preferably, the flexible circuit board body and the mounting clamping groove are corresponding in position, and the mounting screw and the screw hole are corresponding in position.
[0012] Compared with the prior art, the utility model has the advantages of the following:
[0013] 1, the anti-static PET protective film on the heat dissipation protection device is adhered to the upper end of the flexible circuit board by the antistatic organic silicone glue, the anti-static PET protective film and the FPC board have similar hardness and are transparent to observe the surface process requirements of the flexible circuit board, since the anti-static protective film has anti-static coating on both sides, static electricity will not be generated when the anti-static protective film is separated from the flexible circuit board, so the chip on the circuit board will not be punctured, therefore, the anti-static PET protective film has the functions of dustproof and stainproof, and can effectively adhere to the board surface, the protective film can prevent static electricity from damaging the circuit board, and keep the circuit board clean, in addition, the flexible heat-conducting pad is adhered to the lower end of the flexible circuit board by the heat-conducting glue, the flexible heat-conducting pad is a heat-conducting gasket with thickness, which is usually used to fill large gaps and play a role in transferring heat, has good heat-conducting performance, and often has certain adhesion, which enables it to be conveniently adhered to the flexible circuit board.
[0014] 2, the flexible circuit board body can be inserted into the one mounting frame and the two mounting frame through the mounting clamping groove, and then the screws are screwed into the flexible circuit board body, which is convenient for the installation of the flexible circuit board body, and the U-shaped design of the one mounting frame and the two mounting frame can better fix and protect the two sides of the flexible circuit board body, thereby improving the stability of the installation of the flexible circuit board body.
[0015] 3. Through the design of the bending groove on the flexible circuit board body, the flexible circuit board can be guided to bend at a specific position, avoiding breakage or damage due to improper bending. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 It is an overall structure schematic view of the flexible circuit board with stable installation of the utility model;
[0017] Figure 2 It is an overall structure schematic view of the heat dissipation protection device of the flexible circuit board with stable installation of the utility model;
[0018] Figure 3 It is an overall structure schematic view of the first mounting rack and the second mounting rack of the flexible circuit board with stable installation of the utility model;
[0019] Figure 4 It is an overall structure schematic view of the flexible circuit board body of the flexible circuit board with stable installation of the utility model.
[0020] In the figure: 1, flexible circuit board body; 2, heat dissipation protection device; 3, first mounting rack; 4, second mounting rack; 5, mounting plate; 6, fixing hole; 20, anti-static PET protective film; 21, flexible heat-conducting pad; 22, anti-static organic silicone glue; 23, heat-conducting glue; 30, mounting slot; 31, mounting screw; 40, bending groove; 41, screw hole. DETAILED DESCRIPTION
[0021] In order to make the technical means, creative features, purposes and effects realized by the utility model easy to understand, the utility model is further described below in combination with specific implementation manners.
[0022] In the description of the utility model, it should be pointed out that the directions or position relationships indicated by the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "another end" and the like are based on the directions or position relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and are not indicative or suggestive of the devices or elements indicated having a specific direction, being constructed and operated in a specific direction, and therefore cannot be understood as limiting the utility model. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicative or suggestive of relative importance.
[0023] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "installation", "set with", "connection" and so on, should do broad sense understanding, for example "connection", can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication inside two elements.For the ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.
[0024] As Figures 1-4 The utility model discloses a flexible circuit board of stable installation, including flexible circuit board body 1, the upper end and lower end of flexible circuit board body 1 are fixedly installed with heat dissipation protection device 2, and the left end and the right end of flexible circuit board body 1 are fixedly installed with no. One mounting bracket 3 and no. Two mounting brackets 4, and the lower part of the left end of no. One mounting bracket 3 and the lower part of the right end of no. Two mounting brackets 4 are fixedly installed with mounting plate 5, and a group of fixed holes 6 are formed in the upper end of the two mounting plates 5;The shape of no. One mounting bracket 3 and no. Two mounting brackets 4 are all U-shaped.
[0025] Heat dissipation protection device 2 includes anti-static PET protective film 20 and flexible heat-conducting pad 21, and anti-static PET protective film 20 is installed with antistatic silicone rubber 22 in the lower end, and anti-static PET protective film 20 is installed on the upper end of flexible circuit board body 1 through antistatic silicone rubber 22, and flexible heat-conducting pad 21 is installed with heat-conducting glue 23 in the upper end, and flexible heat-conducting pad 21 is installed on the lower end of flexible circuit board body 1 through heat-conducting glue 23.Anti-static PET protective film 20 is adhered on the upper end of flexible circuit board by the antistatic silicone rubber 22 on it, which not only can prevent static electricity from damaging the circuit board, but also can keep the circuit board clean.In addition, the flexible heat-conducting pad 21 is adhered on the lower end of the flexible circuit board through the heat-conducting glue 23, which has good heat-conducting performance, thereby improving the heat dissipation performance of the flexible circuit board.
[0026] One end of no. One mounting bracket 3 and no. Two mounting brackets 4 corresponding are all opened with installation clamping groove 30, and a group of mounting screws 31 are installed on the upper end of no. One mounting bracket 3 and no. Two mounting brackets 4.Flexible circuit board body 1 can be inserted into no. One mounting bracket 3 and no. Two mounting brackets 4 through installation clamping groove 30, then screw into flexible circuit board body 1, which not only facilitates the installation of flexible circuit board body 1, but also the U-shaped design of no. One mounting bracket 3 and no. Two mounting brackets 4 can better fix and protect the two sides of flexible circuit board body 1, improving the stability of the installation of flexible circuit board body 1.
[0027] The upper left part and the upper right part of the flexible circuit board body 1 are respectively provided with a group of screw holes 41, and the upper end of the flexible circuit board body 1 is provided with two bending grooves 40; the flexible circuit board body 1 is corresponded with the mounting clamping groove 30 in front and back, and the mounting screw 31 is corresponded with the screw hole 41 in up and down. The design of the upper bending groove 40 of the flexible circuit board body 1 can guide the flexible circuit board to be bent at a specific position, so that the flexible circuit board is prevented from being broken or damaged due to improper bending.
[0028] It should be noted that the utility model discloses a kind of stable flexible circuit board, and flexible circuit board body 1 can be inserted into No. 1 mounting frame 3 and No. 2 mounting frame 4 by mounting clamping groove 30, then screw is screwed into flexible circuit board body 1, it is not only convenient to install flexible circuit board body 1, and the design of No. 1 mounting frame 3 and No. 2 mounting frame 4 U can also be better fixed to the both sides of flexible circuit board body 1 Protection, improve the stability of the installation of flexible circuit board body 1, and the anti-static PET protective film 20 on heat dissipation protection device 2 is adhered to the upper end of flexible circuit board by the antistatic organic silicone glue 22 on it, and the hardness of anti-static PET protective film 20 is almost the same as FPC board, and transparent to the surface process requirement of flexible circuit board can be observed, since both sides of anti-static protective film have anti-static coating, when separating from flexible circuit board, static electricity is not generated, so the chip on the circuit of flexible circuit board is not broken, so anti-static PET protective film 20 has the function of dustproof and stainproof, and can effectively adhere to board surface. This protective film can prevent static electricity from damaging the circuit board, while keeping the circuit board clean. In addition, flexible heat-conducting pad 21 is adhered to the lower end of flexible circuit board by heat-conducting glue 23. Flexible heat-conducting pad 21 is a heat-conducting pad with thickness, commonly used to fill large gaps and transfer heat. It has good heat-conducting properties and often has some adhesion, which makes it easy to adhere to the flexible circuit board.
[0029] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited to the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, various changes and improvements can be made to the utility model, and these changes and improvements fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.
Claims
1. A stable flexible circuit board, comprising a flexible circuit board body (1), characterized in that: The upper and lower ends of the flexible circuit board body (1) are fixedly equipped with heat dissipation protection devices (2). The left and right ends of the flexible circuit board body (1) are respectively fixedly equipped with a first mounting bracket (3) and a second mounting bracket (4). The lower left end of the first mounting bracket (3) and the lower right end of the second mounting bracket (4) are both fixedly equipped with mounting plates (5). The upper ends of the two mounting plates (5) are each provided with a set of fixing holes (6).
2. The flexible circuit board with stable installation according to claim 1, characterized in that: The heat dissipation protection device (2) includes an antistatic PET protective film (20) and a flexible thermal pad (21). The lower end of the antistatic PET protective film (20) is fitted with an antistatic silicone rubber (22). The antistatic PET protective film (20) is mounted on the upper end of the flexible circuit board body (1) through the antistatic silicone rubber (22). The upper end of the flexible thermal pad (21) is fitted with a thermally conductive adhesive (23). The flexible thermal pad (21) is mounted on the lower end of the flexible circuit board body (1) through the thermally conductive adhesive (23).
3. The flexible circuit board with stable installation according to claim 1, characterized in that: The first mounting bracket (3) and the second mounting bracket (4) each have a mounting slot (30) at one end, and a set of mounting screws (31) are installed on the upper end of the first mounting bracket (3) and the second mounting bracket (4).
4. A flexible circuit board with stable mounting according to claim 3, characterized in that: The flexible circuit board body (1) has a set of screw holes (41) on the upper left and upper right sides, and two bending grooves (40) are provided on the upper end of the flexible circuit board body (1).
5. A flexible circuit board with stable mounting according to claim 1, characterized in that: Both the first mounting bracket (3) and the second mounting bracket (4) are U-shaped.
6. A flexible circuit board with stable mounting according to claim 4, characterized in that: The flexible circuit board body (1) and the mounting slot (30) are positioned in front and back, and the mounting screw (31) and the screw hole (41) are positioned vertically.