CN217904730U

CN217904730U - Flexible circuit board that resistant performance is high

Info

Publication number: CN217904730U
Application number: CN202221710269.5U
Authority: CN
Inventors: 隽培军; 杨顺桃
Original assignee: Junmei Jingwei Circuit Co ltd
Current assignee: Junmei Jingwei Circuit Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-11-25
Anticipated expiration: 2032-07-05

Abstract

The utility model relates to a flexible circuit board technical field just discloses a flexible circuit board that resistant ability of rolling over is high, which comprises a circuit board, first recess has been seted up on the right side of circuit board, the second recess has been seted up at first recess inner wall's top, the inner wall threaded connection of second recess has the connection needle, the fixed orifices has been seted up along the outer edge of circuit board, the inner wall threaded connection of fixed orifices has the threaded rod. This flexible circuit board that resistant performance is high, cooperation through electric wire and first torsional spring is used, can install the back at the device, if receive the tortuous time when the junction of device, can compress first torsional spring and buckle, prevent that the device from carrying out the book damage in the use, reduce the life of device, the practicality of device has been increased, through setting up the contact piece, can carry out electric connection with other flexible circuit board after in the device installation, let the device can be normal use, the integrality of device has been increased.

Description

Flexible circuit board that resistant performance is high

Technical Field

The utility model relates to a flexible circuit board technical field specifically is a flexible circuit board that resistant performance is high.

Background

With the rapid development of science and technology, electronic products are developed in many ways, and various circuit boards are contained in electronic products, wherein flexible circuit boards are very practical, flexible circuit boards are also called as fpcs, and flexible printed circuit boards are printed circuit boards which are made of polyimide or polyester films and have high reliability and good flexibility.

Traditional flexible circuit board, after installing, in daily life when using, probably lead to flexible circuit board's junction, receive the tortuous flexible circuit board that leads to and receive the influence when using, reduced flexible circuit board's life, traditional flexible circuit board uses after a period, can produce a large amount of dusts, may influence flexible circuit board's use at the junction.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a flexible circuit board that resistant performance is high possesses the resistant folding nature of flexible circuit board junction and increases, can prevent the dust to the advantage of the influence of device, has solved resistant book and the problem of junction.

The utility model provides a following technical scheme: the utility model provides a flexible circuit board that resistant rolling performance is high, includes the circuit board, first recess has been seted up on the right side of circuit board, the second recess has been seted up at the top of first recess inner wall, the inner wall threaded connection of second recess has the connection needle, the fixed orifices has been seted up along the outer of circuit board, the inner wall threaded connection of fixed orifices has the threaded rod, the dust guard has been cup jointed along the outer edge of threaded rod, the inner chamber sliding connection of dust guard has the stretching plate.

As a preferred technical scheme of the utility model, first hole has been seted up in the left side of circuit board, the bottom fixedly connected with electric wire of first hole inner wall, the one end fixedly connected with lug of first hole is kept away from to the electric wire.

As a preferred technical scheme of the utility model, the first torsional spring of bottom fixedly connected with of first hole inner wall, the bottom fixed connection of the one end of first hole and lug is kept away from to first torsional spring, cup jointing of first torsional spring is along the outer of electric wire.

As an optimal technical scheme of the utility model, the second hole has been seted up along the outer edge of lug, the size of a dimension of second hole inner wall and the size of a dimension looks adaptation of being connected the needle, the fixed contact piece that is equipped with in top of lug.

As a preferred technical scheme of the utility model, a plurality of spacing holes have been seted up, and are a plurality of along the outer edge of dust guard spacing hole site is on same water flat line, the second hole groove has been seted up along the outer edge of dust guard, the inner wall and the threaded rod threaded connection in second hole groove.

As a preferred technical scheme of the utility model, first hole groove has been seted up along the outer edge of extension plate, the bottom fixedly connected with second spring of first hole inslot wall, the one end fixedly connected with buckle in first hole groove is kept away from to the second spring, the size of a dimension of buckle and the size of a dimension looks adaptation of spacing downthehole wall.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this flexible circuit board that resistant performance is high, cooperation through electric wire and first torsional spring is used, can install the back at the device, if receive the tortuous time when the junction of device, can compress first torsional spring and buckle, prevent that the device from carrying out the book damage in the use, reduce the life of device, the practicality of device has been increased, through setting up the contact piece, can carry out electric connection with other flexible circuit board after in the device installation, let the device can be normal use, the integrality of device has been increased.

2. This flexible circuit board that resistant performance is high, through the cooperation of first hole groove and buckle, second spring use, after the device installation finishes, through compression second spring and buckle, stretch out the drawing board and then carry out the joint to the drawing board, increased the stability of device, use through the cooperation that sets up threaded rod and second hole groove, can increase the stability of drawing board and dust guard when the device is installed and prevent that it drops to the stability of device has been embodied.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a circuit board of the present invention;

fig. 2 is a schematic diagram of a side-sectional structure of the circuit board of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2;

FIG. 5 is a schematic view of a circuit board of the present invention;

FIG. 6 is an enlarged schematic view of the structure of FIG. 5;

fig. 7 is an enlarged schematic view of the structure of fig. 5 at D according to the present invention;

fig. 8 is a schematic diagram of a side view structure of the circuit board of the present invention.

In the figure: 1. a circuit board; 2. a dust-proof plate; 3. a first hole; 4. a first torsion spring; 5. an electric wire; 6. a bump; 7. a second hole; 8. a first groove; 9. a second groove; 10. a connecting needle; 11. a limiting hole; 12. a first hole groove; 13. a second spring; 14. buckling; 15. a fixing hole; 16. stretching the plate; 17. a second hole groove; 18. a threaded rod; 19. and a contact block.

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. 1-8, a flexible circuit board with high folding endurance performance includes a circuit board 1, a first groove 8 is formed in the right side of the circuit board 1, a second groove 9 is formed in the top of the inner wall of the first groove 8, a connecting pin 10 is connected to the inner wall thread of the second groove 9, a fixing hole 15 is formed in the outer edge of the circuit board 1, a threaded rod 18 is connected to the inner wall thread of the fixing hole 15, a dust guard 2 is sleeved on the outer edge of the threaded rod 18, a stretching plate 16 is connected to the inner cavity of the dust guard 2 in a sliding manner, and when the flexible circuit board is used in a device by arranging the stretching plate 16, the dust guard area of the device is increased, and the practicability of the device is increased.

Wherein, first hole 3 has been seted up in the left side of circuit board 1, the bottom fixedly connected with electric wire 5 of 3 inner walls in first hole, and the one end fixedly connected with lug 6 of first hole 3 is kept away from to electric wire 5, can make the device after installing through setting up electric wire 5, can the normal operating of electric connection assurance circuit, has increased the integrality of device.

Wherein, the bottom fixedly connected with first torsion spring 4 of 3 inner walls in first hole, the one end that first hole 3 was kept away from to first torsion spring 4 and the bottom fixed connection of lug 6, cup joint at the outer edge of electric wire 5 of first torsion spring 4, can play the guard action to the device through setting up first torsion spring 4 in the device use, cushion when receiving to buckle, increased the practicality of device.

Wherein, second hole 7 has been seted up on the outer edge of lug 6, the size of dimension of second hole 7 inner wall and the size of dimension looks adaptation of being connected needle 10, and the fixed contact block 19 that is equipped with in top of lug 6 can install the completion after at the device through setting up contact block 19, can let the device normal operating, has increased the integrality of device.

Wherein, a plurality of spacing holes 11 have been seted up along the outer edge of dust guard 2, and a plurality of spacing holes 11 are located same water flat line, and second hole groove 17 has been seted up along the outer edge of dust guard 2, and the inner wall and the threaded rod 18 threaded connection of second hole groove 17 through the use of threaded rod 18, can be more firm after the device installation, have increased the stability of device.

Wherein, first hole groove 12 has been seted up along the outer edge of stretching plate 16, the bottom fixedly connected with second spring 13 of first hole groove 12 inner wall, the one end fixedly connected with buckle 14 of first hole groove 12 is kept away from to second spring 13, the size of a dimension of buckle 14 and the size of a dimension looks adaptation of spacing hole 11 inner wall, through setting up size of a dimension looks adaptation, can fix when the device uses, prevent that the device from droing and having increased the stability of device.

The working principle is that when the device needs to be used, the bump 6 is aligned with the first groove 8 for splicing, after splicing is completed, the second groove 9 is inserted into the connecting needle 10 for fixing, after mounting is completed, the buckle 14 is pressed to compress the second spring 13, the stretching plate 16 is stretched, the stretching plate 16 is adjusted to increase the dustproof area of the device, after the position is adjusted, the buckle 14 is loosened, the buckle 14 reaches the limiting hole 11 for fixing under the action of elastic release of the second spring 13, when the connecting part is bent in the using process, the first torsion spring 4 can play a buffering role.

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. The utility model provides a flexible circuit board that resistant performance is high, includes circuit board (1), its characterized in that: first recess (8) have been seted up on the right side of circuit board (1), second recess (9) have been seted up at the top of first recess (8) inner wall, the inner wall threaded connection of second recess (9) has connection needle (10), fixed orifices (15) have been seted up along the outer edge of circuit board (1), the inner wall threaded connection of fixed orifices (15) has threaded rod (18), dust guard (2) have been cup jointed along outer edge of threaded rod (18), the inner chamber sliding connection of dust guard (2) has stretch board (16).

2. The flexible circuit board with high folding endurance of claim 1, wherein: first hole (3) have been seted up in the left side of circuit board (1), bottom fixedly connected with electric wire (5) of first hole (3) inner wall, one end fixedly connected with lug (6) of first hole (3) are kept away from in electric wire (5).

3. The flexible circuit board with high folding endurance of claim 2, wherein: the bottom fixedly connected with first torsional spring (4) of first hole (3) inner wall, the bottom fixed connection of the one end of first hole (3) and lug (6) is kept away from in first torsional spring (4), cup joint along the outer of electric wire (5) of first torsional spring (4).

4. The flexible circuit board with high folding endurance of claim 2, wherein: the outer edge of the bump (6) is provided with a second hole (7), the size of the inner wall of the second hole (7) is matched with the size of the connecting needle (10), and the top of the bump (6) is fixedly provided with a contact block (19).

5. The flexible circuit board with high folding endurance of claim 1, wherein: a plurality of spacing holes (11) have been seted up along the outer of dust guard (2), and is a plurality of spacing hole (11) are located same water flat line, second hole groove (17) have been seted up along the outer of dust guard (2), the inner wall and threaded rod (18) threaded connection of second hole groove (17).

6. The flexible circuit board with high folding endurance of claim 1, wherein: first hole groove (12) have been seted up to the outer edge of extension plate (16), bottom fixedly connected with second spring (13) of first hole groove (12) inner wall, one end fixedly connected with buckle (14) of first hole groove (12) are kept away from in second spring (13), the size of a dimension of buckle (14) and the size of a dimension looks adaptation of spacing hole (11) inner wall.