Wiring type flexible circuit board

Abstract

The utility model relates to the technical field of circuit boards, in particular to a wiring type flexible circuit board, which comprises a box body, a circuit board main body is arranged in the box body, strip-shaped wire outlets are arranged on two sides of the outer wall of the box body, and two ends of the circuit board main body respectively extend out of the box body from the two wire outlets. The two ends of the circuit board main body are fixedly connected with connector lugs, and the lengths of the two ends of the circuit board main body extending out of the box body are kept consistent. Compared with the prior art, the circuit board has the advantages that the strip-shaped opening is fixedly connected with the circuit board main body and surrounds the outer wall of the rotating shaft in a roll shape, when the two ends of the circuit board main body are pulled or the rotating shaft is rotated through the auxiliary shifting piece, the extending length of the circuit board main body can be adjusted freely according to different use requirements, and the circuit board is more humanized; one part of the circuit board main body is located in the box body, the function of protecting the circuit board main body is achieved, and the service life of the circuit board main body is prolonged by rotating the rotating shafts to retract the two ends of the circuit board main body during normal use.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a wiring type flexible circuit board. Background Art

[0002] Flexible circuit boards have many advantages such as space saving, weight reduction and high flexibility. The global demand for flexible circuit boards is increasing year by year. The unique characteristics of flexible circuit boards make them an alternative to rigid circuit boards and traditional wiring solutions in many occasions. At the same time, they have also promoted the development of many new fields. The fastest growing part is the internal connection line of computer hard disk drives (HDDs), and the second fastest growing field is new integrated circuit packaging. The market potential of flexible circuit technology in portable devices (such as mobile phones) is very large.

[0003] Chinese utility model CN218388086U discloses a wiring-type flexible circuit board, in which a plurality of flexible circuit boards are connected to a fixed rod by rotation through a plurality of connecting sleeves, so as to prevent the flexible circuit board from flipping over at the connection point and being easily broken and damaged, thereby extending the service life of the flexible circuit board and reducing the replacement cost. The utility model is highly practical, but the circuit board is mostly exposed when in use, and the lack of a tidying device causes the position of the circuit board to be unstable, which affects the service life of the circuit board. Utility Model Content

[0004] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a wiring type flexible circuit board, which effectively solves the deficiencies of the prior art.

[0005] In order to achieve the above-mentioned purpose, an embodiment of one aspect of the utility model provides a wiring-type flexible circuit board, including a box body, a circuit board body is arranged inside the box body, strip-shaped wire outlets are provided on both sides of the outer wall of the box body, two ends of the circuit board body extend out of the box body from the two wire outlets respectively, two ends of the circuit board body are fixedly connected with terminal heads, the lengths of the two ends of the circuit board body extending out of the box body are kept consistent, a rotating shaft is rotatably connected to the middle part of the inner wall of the box body, a strip-shaped opening is provided on one side of the rotating shaft, the middle part of the circuit board body is fixedly connected to the strip-shaped opening, the circuit board body is rolled around the outer wall of the rotating shaft, one end of the rotating shaft passes through the box body and is slidably connected with an auxiliary paddle, two springs are fixedly connected to the upper and lower parts of the inner wall of the box body, four springs are rotatably connected with rollers at one end away from the box body, and one side of the four rollers is in contact with the circuit board body.

[0006] Preferably, any of the above schemes is that a strip-shaped lubricating pad is fixedly connected to the box body at positions close to the two strip-shaped wire outlets, and the length of the strip-shaped lubricating pad is equal to the length of the strip-shaped wire outlet.

[0007] The technical effect achieved by adopting the above scheme is: by using this scheme, the circuit board body can be protected. When the circuit board body extends from the two strip-shaped wire outlets for wiring work, the lubrication pad can be used to prevent scratches and damage to the surface of the circuit board body, and the functionality is better.

[0008] Preferably, any of the above schemes has guide rollers rotatably connected to the inner wall of the box body near the two strip-shaped wire outlets, the positions of the two guide rollers are respectively matched with the positions of the two strip-shaped wire outlets, and one side of the two guide rollers is in contact with one side of the circuit board body.

[0009] The technical effect achieved by adopting the above scheme is: by using this scheme, the guide roller can be used to guide the circuit board body to extend, preventing the circuit board body from shaking or misaligning when extending, thereby increasing the efficiency and humanization of the circuit board wiring work.

[0010] Preferably, any of the above schemes is that a sliding block is fixedly connected to one side of the auxiliary paddle close to the box body, and two strip-shaped sliding grooves are provided at one end of the rotating shaft close to the auxiliary paddle, and the two sliding blocks are slidably connected to the two strip-shaped sliding grooves respectively.

[0011] The technical effect achieved by adopting the above scheme is: by using this scheme, the auxiliary paddle can be slidably connected with the rotating shaft by utilizing the bar-shaped sliding groove and the slider, and the auxiliary paddle can be pulled out to drive the rotating shaft and the circuit board body to rotate.

[0012] Preferably, any of the above schemes has a plurality of limit grooves formed on one side of the outer wall of the box body close to the end where the shaft extends out, the length of the auxiliary paddle matches the length of the limit groove, and the position of the auxiliary paddle matches the position of the limit groove.

[0013] The technical effect achieved by adopting the above scheme is: by using this scheme, one side of the auxiliary paddle can be extended out of the limiting groove, the shaft and the circuit board body are limited, and the circuit board is prevented from being extended or retracted at will after the wiring is completed, which is more stable and reliable.

[0014] Preferably, according to any of the above solutions, the distance between two adjacent strip-shaped lubrication pads is smaller than the thickness of the terminal head.

[0015] The technical effect achieved by adopting the above scheme is: by using this scheme, the two ends of the circuit board body can be prevented from being retracted into the interior of the box, affecting the wiring work, and further increasing the convenience and humanization of the operation of the utility model.

[0016] The utility model has the following advantages:

[0017] 1. This wiring-type flexible circuit board has a strip opening that is fixedly connected to the circuit board body and is rolled around the outer wall of the shaft. When the two ends of the circuit board body are pulled or the shaft is rotated by the auxiliary paddle, the extended length of the circuit board body can be adjusted. It can be freely adjusted according to different usage needs, which is more user-friendly. A part of the circuit board body is located inside the box, which plays a role in protecting the circuit board body. During normal use, the two ends of the circuit board body are retracted by rotating the shaft to increase the life of the circuit board body.

[0018] 2. This wiring-type flexible circuit board can guide the circuit board body in and out of the box through guide rollers and wheels, and prevent the circuit board body from being displaced or shaken randomly inside the box and causing damage. A lubrication pad is used to prevent the circuit board body from being damaged when entering and exiting the box. While ensuring flexible adjustment of the extension length, reliability is also guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the first view of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the second view of the utility model;

[0021] Figure 3 It is a structural schematic diagram of the third view of the utility model;

[0022] Figure 4 It is a structural schematic diagram of the fourth view of the utility model;

[0023] Figure 5 It is a structural schematic diagram of the fifth view of the utility model;

[0024] Figure 6 It is a structural schematic diagram of the sixth view of the utility model.

[0025] In the figure: 1-box, 2-connection head, 3-limiting groove, 4-auxiliary paddle, 5-slider, 6-rotating shaft, 7-strip slide groove, 8-strip opening, 9-lubricating pad, 10-strip outlet, 11-guide roller, 12-spring, 13-roller, 14-circuit board body. DETAILED DESCRIPTION

[0026] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0027] like Figures 1 to 6As shown, a wiring type flexible circuit board comprises a box body 1, a circuit board body 14 is arranged inside the box body 1, strip-shaped wire outlets 10 are provided on both sides of the outer wall of the box body 1, two ends of the circuit board body 14 extend out of the box body 1 from the two wire outlets 10 respectively, and two ends of the circuit board body 14 are fixedly connected with terminal heads 2, and the lengths of the two ends of the circuit board body 14 extending out of the box body 1 remain consistent, a rotating shaft 6 is rotatably connected to the middle part of the inner wall of the box body 1, a strip-shaped opening 8 is provided on one side of the rotating shaft 6, the middle part of the circuit board body 14 is fixedly connected to the strip opening 8, the circuit board body 14 is rolled around the outer wall of the rotating shaft 6, one end of the rotating shaft 6 passes through the box body 1, and an auxiliary paddle 4 is slidably connected, two springs 12 are fixedly connected to the upper and lower parts of the inner wall of the box body 1, and four springs 12 are rotatably connected to rollers 13 at one end away from the box body 1, and one side of the four rollers 13 is in contact with the circuit board body 14.

[0028] As an optional technical solution of the present invention, a strip lubrication pad 9 is fixedly connected to the box body 1 near the two strip wire outlets 10. The length of the strip lubrication pad 9 is equal to the length of the strip wire outlet 10. By using this solution, the circuit board body 14 can be protected. When the circuit board body 14 extends from the two strip wire outlets 10 for wiring work, the lubrication pad 9 can be used to prevent scratches and damage to the surface of the circuit board body 14, and the functionality is better.

[0029] As an optional technical solution of the present invention, the inner wall of the box body 1 near the two strip-shaped wire outlets 10 is rotatably connected with guide rollers 11, and the positions of the two guide rollers 11 are respectively adapted to the positions of the two strip-shaped wire outlets 10, and one side of the two guide rollers 11 is in contact with one side of the circuit board body 14. By using this solution, the guide rollers 11 can be used to guide the circuit board body 14 to extend, preventing the circuit board body 14 from shaking or misaligning when extending, thereby increasing the efficiency and humanization of the circuit board wiring work.

[0030] As an optional technical solution of the present utility model, a slider 5 is fixedly connected to one side of the auxiliary paddle 4 close to the box body 1, and two strip slide grooves 7 are provided at one end of the rotating shaft 6 close to the auxiliary paddle 4. The two sliders 5 are slidably connected to the two strip slide grooves 7 respectively. By using this solution, the strip slide grooves 7 and the sliders 5 can be used to make the auxiliary paddle 4 slidably connected to the rotating shaft 6, and the auxiliary paddle 4 can be pulled out to drive the rotating shaft 6 and the circuit board body 14 to rotate.

[0031] As an optional technical solution of the present invention, a plurality of limit grooves 3 are provided on one side of the outer wall of the box body 1 close to the protruding end of the rotating shaft 6, the length of the auxiliary paddle 4 is adapted to the length of the limit groove 3, and the position of the auxiliary paddle 4 is adapted to the position of the limit groove 3. By using this solution, one side of the auxiliary paddle 4 can be extended out of the limit groove 3 to limit the rotating shaft 6 and the circuit board body 14, thereby preventing the circuit board from being extended or retracted at will after wiring is completed, and being more stable and reliable.

[0032] As an optional technical solution of the present invention, the distance between two adjacent strip-shaped lubrication pads 9 is smaller than the thickness of the terminal head 2. By using this solution, the two ends of the circuit board body 14 can be prevented from being retracted into the interior of the box 1, affecting the wiring work, further increasing the convenience and humanization of the operation of the present invention.

[0033] The following steps are required when using a wiring-type flexible circuit board:

[0034] 1) When the two ends of the circuit board body 14 are pulled or the shaft 6 is rotated by the auxiliary paddle 4, the extended length of the circuit board body 14 can be adjusted;

[0035] 2) A portion of the circuit board body 14 is located inside the box 1, which plays a role in protecting the circuit board body 14. The rotating shaft 6 is rotated to retract the two ends of the circuit board body 14, thereby increasing the life of the circuit board body 1;

[0036] 3) The guide roller 11 and the roller 13 can guide the circuit board body 14 to enter and exit the box body 1, and prevent the circuit board body 14 from being dislocated or shaking randomly inside the box body 1 and causing damage.

[0037] To sum up, when the user uses it, the strip opening 8 is fixedly connected to the circuit board body 14 and is rolled around the outer wall of the shaft 6. When the two ends of the circuit board body 14 are pulled or the shaft 6 is rotated by the auxiliary paddle 4, the extended length of the circuit board body 14 can be adjusted. It can be freely adjusted according to different usage needs, which is more user-friendly. In addition, a part of the circuit board body 14 is located inside the box 1, which plays a role in protecting the circuit board body 14. During normal use, the two ends of the circuit board body 14 are retracted by rotating the shaft 6 to increase the life of the circuit board body 1. Finally, the guide roller 11 and the roller 13 can guide the circuit board body 14 in and out of the box 1, and prevent the circuit board body 14 from being displaced or randomly shaken inside the box 1 and causing damage. The lubrication pad 9 is used to prevent the circuit board body 14 from being damaged when entering and exiting the box 1. Under the premise of ensuring flexible adjustment of the extended length, reliability is also guaranteed.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wiring type flexible circuit board, characterized in that: The invention comprises a box (1), wherein a circuit board body (14) is arranged inside the box (1), strip-shaped wire outlets (10) are provided on both sides of the outer wall of the box (1), and the two ends of the circuit board body (14) extend out of the box (1) from the two wire outlets (10), respectively, and the two ends of the circuit board body (14) are fixedly connected to wiring heads (2), and the lengths of the two ends of the circuit board body (14) extending out of the box (1) are kept consistent, and a rotating shaft (6) is rotatably connected to the middle of the inner wall of the box (1), and a strip-shaped wire outlet (10) is provided on one side of the rotating shaft (6). shaped opening (8), the middle part of the circuit board body (14) is fixedly connected to the strip-shaped opening (8), the circuit board body (14) is rolled around the outer wall of the rotating shaft (6), one end of the rotating shaft (6) passes through the box body (1) and is slidably connected to an auxiliary paddle (4), two springs (12) are fixedly connected to the upper and lower inner walls of the box body (1), one end of the four springs (12) away from the box body (1) is rotatably connected to a roller (13), and one side of the four rollers (13) is in contact with the circuit board body (14).

2. A wiring type flexible circuit board according to claim 1, characterized in that: The box body (1) is fixedly connected with a strip-shaped lubricating pad (9) at positions close to the two strip-shaped wire outlets (10); the length of the strip-shaped lubricating pad (9) is equal to the length of the strip-shaped wire outlets (10).

3. A wiring type flexible circuit board according to claim 2, characterized in that: The inner wall of the box body (1) is rotatably connected to the two strip-shaped wire outlets (10), the positions of the two guide rollers (11) are respectively matched to the positions of the two strip-shaped wire outlets (10), and one side of the two guide rollers (11) is in contact with one side of the circuit board body (14).

4. A wiring type flexible circuit board according to claim 3, characterized in that: A sliding block (5) is fixedly connected to one side of the auxiliary paddle (4) close to the box body (1), and two strip-shaped sliding grooves (7) are provided at one end of the rotating shaft (6) close to the auxiliary paddle (4), and the two sliding blocks (5) are respectively slidably connected to the two strip-shaped sliding grooves (7).

5. A wiring type flexible circuit board according to claim 4, characterized in that: A plurality of limiting grooves (3) are provided on one side of the outer wall of the box body (1) close to the protruding end of the rotating shaft (6); the length of the auxiliary paddle (4) matches the length of the limiting groove (3); and the position of the auxiliary paddle (4) matches the position of the limiting groove (3).

6. A wiring type flexible circuit board according to claim 5, characterized in that: The distance between two adjacent strip-shaped lubricating pads (9) is smaller than the thickness of the terminal head (2).

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