CN218735216U

CN218735216U - Disconnect-type flexible circuit board

Info

Publication number: CN218735216U
Application number: CN202222919532.8U
Authority: CN
Inventors: 杨永浩; 林成义; 周红雨
Original assignee: Shenzhen Santian Technology Co ltd
Current assignee: Shenzhen Santian Technology Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-24
Anticipated expiration: 2032-11-01

Abstract

The utility model belongs to the field of circuit boards, in particular to a separated flexible circuit board, which solves the problems of poor stability and easy damage in the prior art, comprising a first circuit board and a second circuit board, wherein the first circuit board is provided with a mounting groove, one side of the second circuit board is fixedly connected with a mounting block through a screw, the inner wall of the mounting groove is fixedly connected with two symmetrically arranged positioning blocks through a screw, and the mounting block is provided with two symmetrically arranged positioning holes and clamping grooves; through the setting of structures such as fixture block, draw-in groove, rotate the screw rod, utilize the screw thread propulsion principle between screw rod and the driving plate for the screw rod drives the driving plate motion, can drive the movable rod motion from this, with this pulling fixture block, make the installation piece can install into the mounting groove, the reversal screw rod makes the fixture block card advance in the draw-in groove, can fix it from this, and the locating piece makes first circuit board and second circuit board more fixed, simple structure, convenient operation.

Description

Disconnect-type flexible circuit board

Technical Field

The utility model relates to a circuit board technical field specifically is a disconnect-type flexible circuit board.

Background

At present, a flexible printed circuit board is made of polyimide or polyester film as a base material, and has high reliability and excellent flexibility. The high-density light-weight LED lamp has the characteristics of high wiring density, light weight, thin thickness and good bending property.

The flexible circuit board in the prior art has the following defects: firstly, the splicing positions of the traditional flexible circuit boards are mostly clamped, and the flexible circuit boards are easy to fall off after long-time use or stress, and are poor in stability; secondly, the two sides of the traditional flexible circuit board are often notched or damaged due to long-time use or external stress, so that the normal use is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a disconnect-type flexible circuit board has solved poor stability, fragile problem.

In order to achieve the above object, the utility model provides a following technical scheme: a separated flexible circuit board comprises a first circuit board and a second circuit board, wherein a mounting groove is formed in the first circuit board, one side of the second circuit board is fixedly connected with a mounting block through a screw, two symmetrically-arranged positioning blocks are fixedly connected to the inner wall of the mounting groove through screws, and two symmetrically-arranged positioning holes and two symmetrically-arranged clamping grooves are formed in the mounting block;

the utility model discloses a two-purpose electric connector, including first circuit board, the inside of first circuit board is rotated and is installed two symmetrical arrangement's screw rod, the inside activity of first circuit board articulates there is two symmetrical arrangement's movable rod, the inside of first circuit board slides and is equipped with the fixture block of two symmetrical arrangement, two all slide on the movable rod and be equipped with the telescopic link of two symmetrical arrangement, two the equal movable sleeve is equipped with driving plate, two on the outer peripheral face of screw rod all the screw fixedly connected with pull rod, one of them one of one side of fixture block the other end activity of telescopic link articulates the other end of pull rod, another the other end activity of telescopic link articulates the one end of driving plate.

Preferably, the first circuit board and the second circuit board are fixedly sleeved with a first protective sleeve and a second protective sleeve respectively, the first protective sleeve is provided with two symmetrically arranged grooves, and one side of the second protective sleeve is fixedly connected with a connecting block through a screw.

Preferably, two symmetrically arranged special-shaped grooves communicated with the mounting groove are formed in the first circuit board, and the fixture block and the pull rod are connected inside the special-shaped grooves in a sliding mode.

Preferably, the screw rod passes through the bearing and rotates to be connected on the inner wall in dysmorphism groove, set up threaded hole on the driving plate, screw rod threaded connection is in the inside of threaded hole.

Preferably, telescopic grooves are formed in the two ends of the movable rod, and the telescopic rod is connected to the inner portions of the telescopic grooves in a sliding mode.

Preferably, the clamping blocks and the clamping grooves are identical in size and shape, and the positioning blocks and the positioning holes are identical in size and shape.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a setting of fixture block, draw-in groove isotructure rotates the screw rod, utilizes the screw thread propulsion principle between screw rod and the driving plate for the screw rod drives the driving plate motion, can drive the movable rod motion from this, with this pulling fixture block, makes the installation piece can install into the mounting groove in, and the reversal screw rod makes the fixture block card advance the draw-in groove in, can fix it from this, and the locating piece makes first circuit board and second circuit board more fixed, simple structure, convenient operation.

2. The utility model discloses a setting of structure such as protective sheath one, protective sheath, through set up protective sheath one and protective sheath two on first circuit board and second circuit board respectively, utilize protective sheath one and protective sheath to protect circuit board one and circuit board two's both sides, be provided with the sealing washer on the connecting block simultaneously for connection between circuit board one and the circuit board two is more inseparable, makes it more firm with this, prolongs its life.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is an enlarged view of the position A of the mark of the present invention.

In the figure: 1. a first circuit board; 2. a second circuit board; 3. mounting grooves; 4. mounting a block; 5. a clamping block; 6. a pull rod; 7. a telescopic rod; 8. a movable rod; 9. a telescopic groove; 10. a drive plate; 11. a screw; 12. a special-shaped groove; 13. a card slot; 14. positioning holes; 15. positioning blocks; 16. a first protective sleeve; 17. a groove; 18. a second protective sleeve; 19. and (4) connecting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a separated flexible circuit board includes a first circuit board 1 and a second circuit board 2, wherein the first circuit board 1 is provided with an installation groove 3, one side of the second circuit board 2 is fixedly connected with an installation block 4 through a screw, the inner wall of the installation groove 3 is fixedly connected with two positioning blocks 15 which are symmetrically arranged through screws, and the installation block 4 is provided with two positioning holes 14 and a clamping groove 13 which are symmetrically arranged; two symmetrically arranged screw rods 11 are rotatably mounted in the first circuit board 1, two symmetrically arranged movable rods 8 are movably hinged in the first circuit board 1, two symmetrically arranged clamping blocks 5 are slidably mounted in the first circuit board 1, two symmetrically arranged telescopic rods 7 are slidably mounted on the two movable rods 8, a driving plate 10 is movably sleeved on the outer peripheral surface of each of the two screw rods 11, one side of each of the two clamping blocks 5 is fixedly connected with a pull rod 6 through a screw, the other end of one telescopic rod 7 is movably hinged to the other end of the pull rod 6, the other end of the other telescopic rod 7 is movably hinged to one end of the driving plate 10, the clamping grooves 13 and the like are formed in the clamping blocks 5, the screw rods 11 are rotated, the screw rods 11 and the driving plate 10 are driven to move by utilizing a thread propulsion principle, the screw rods 11 drive the driving plate 10 to move, the movable rods 8 can be driven to move, the clamping blocks 5 are pulled by the driving rods, the mounting blocks 4 can be mounted in the mounting grooves 3, the clamping blocks 5 can be clamped in the clamping grooves 13 by the reversing screw rods 11, the positioning blocks can be fixed, the positioning blocks 15 can be more fixedly arranged on the first circuit board 1 and the second circuit board 2, the structure is simple and convenient to operate.

Referring to fig. 1-2, a first protection sleeve 16 and a second protection sleeve 18 are fixedly sleeved on the outer peripheral surfaces of a first circuit board 1 and a second circuit board 2, two symmetrically arranged grooves 17 are formed in the first protection sleeve 16, a connection block 19 is fixedly connected to one side of the second protection sleeve 18 through a screw, the first protection sleeve 16 and the second protection sleeve 18 are arranged on the first circuit board 1 and the second circuit board 2 respectively, the two sides of the first circuit board and the two sides of the second circuit board are protected by the first protection sleeve 16 and the second protection sleeve 18, and meanwhile, a sealing ring is arranged on the connection block 19, so that the first circuit board and the second circuit board are connected more tightly, the first circuit board and the second circuit board are more stable, and the service life of the first circuit board and the second circuit board is prolonged.

Referring to fig. 3, the first circuit board 1 is formed with two symmetrically disposed special-shaped grooves 12 communicated with the mounting groove 3, and the fixture block 5 and the pull rod 6 are slidably connected inside the special-shaped grooves 12.

Referring to fig. 3, the screw 11 is rotatably connected to the inner wall of the irregular groove 12 through a bearing, a threaded hole is formed in the driving plate 10, and the screw 11 is threadedly connected to the inside of the threaded hole.

Referring to fig. 3, two ends of the movable rod 8 are both provided with a telescopic slot 9, and the telescopic rod 7 is slidably connected inside the telescopic slot 9.

Referring to fig. 2, the size and shape of the locking block 5 and the locking groove 13 are the same, and the size and shape of the positioning block 15 and the positioning hole 14 are the same.

The utility model discloses the concrete implementation process as follows: the screw rod 11 is rotated, the screw rod 11 is driven to move while rotating by utilizing a screw thread propulsion principle between the screw rod 11 and a threaded hole, the driving plate 10 drives the movable rod 8 to move, the movable rod 8 drives the pull rod 6 to move, so that the pull rod 6 pulls the fixture block 5 to slide towards the special-shaped groove 12, then the mounting block 4 can be mounted in the mounting groove 3, after the mounting is finished, the screw rod 11 is rotated reversely, the fixture block 5 is clamped into the clamping groove 13 due to the transmission among all the parts, and in the mounting process, the positioning block 15 is clamped into the positioning hole 14 to be fixed;

furthermore, in the installation process, the first protective sleeve 16 and the second protective sleeve 18 move synchronously, so that the connecting block 19 is clamped in the groove 17, and the sealing ring is arranged on the connecting block 19, so that the first circuit board 1 and the second circuit board 2 are connected more tightly and more stably.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A disconnect-type flexible circuit board, includes first circuit board (1) and second circuit board (2), its characterized in that: the first circuit board (1) is provided with a mounting groove (3), one side of the second circuit board (2) is fixedly connected with a mounting block (4) through a screw, the inner wall of the mounting groove (3) is fixedly connected with two symmetrically-arranged positioning blocks (15) through screws, and the mounting block (4) is provided with two symmetrically-arranged positioning holes (14) and clamping grooves (13);

the inside of first circuit board (1) is rotated and is installed screw rod (11) of two symmetrical arrangement, the inside activity of first circuit board (1) articulates there are movable rod (8) of two symmetrical arrangement, the inside slip of first circuit board (1) is equipped with fixture block (5) of two symmetrical arrangement, two all slide on movable rod (8) and be equipped with telescopic link (7) of two symmetrical arrangement, two equal movable sleeve is equipped with driving plate (10), two on the outer peripheral face of screw rod (11) one side of fixture block (5) all is through screw fixedly connected with pull rod (6), one of them the other end activity of telescopic link (7) articulates the other end of pull rod (6), another the other end activity of telescopic link (7) articulates the one end of driving plate (10).

2. A separated flexible circuit board according to claim 1, wherein: first circuit board (1) with on the outer peripheral face of second circuit board (2) respectively fixed cover be equipped with protective sheath one (16) and protective sheath two (18), set up two symmetrical arrangement's recess (17) on protective sheath one (16), screw fixedly connected with connecting block (19) is passed through to one side of protective sheath two (18).

3. A separated flexible circuit board according to claim 1, wherein: set up on first circuit board (1) two symmetrical arrangement and with dysmorphism groove (12) that mounting groove (3) are linked together, fixture block (5) with equal sliding connection of pull rod (6) is in the inside in dysmorphism groove (12).

4. A separated flexible circuit board according to claim 3, wherein: the screw rod (11) is rotatably connected to the inner wall of the special-shaped groove (12) through a bearing, a threaded hole is formed in the transmission plate (10), and the screw rod (11) is in threaded connection with the inside of the threaded hole.

5. A separated flexible circuit board according to claim 1, wherein: flexible groove (9) have all been seted up at the both ends of movable rod (8), telescopic link (7) sliding connection be in the inside in flexible groove (9).

6. A separated flexible circuit board according to claim 1, wherein: the size and shape of the clamping block (5) are the same as those of the clamping groove (13), and the size and shape of the positioning block (15) are the same as those of the positioning hole (14).