CN218388075U - Prevent cracked flexible line way board - Google Patents

Abstract

The utility model belongs to the technical field of flexible circuit boards, in particular to an anti-fracture flexible circuit board, which comprises a flexible circuit board body; through stop gear's setting, be in the same place two arc connecting blocks butt joint, and the connecting block of connecting through the slide bar is convenient for adjust the link position of flexible line way board body and connector, guarantee that the junction between flexible line way board body and the connector can not be crooked, and then avoid appearing the fracture, and the locating piece is the flexible piece, can take place deformation along with the flexible line way board body, can exert pressure to the flexible line way board through the locating piece simultaneously, reduce the damage that stress caused, thereby it often buckles the fracture because of frequent with the connector junction to have solved the flexible line way board, common solution is to add in the flexible line way board outside and establish some supports, or other attachments, but these attachments are unable crooked mostly, and then lead to the problem that the flexible line way board can't carry out flexible crooked application.

Description

Prevent cracked flexible line way board

Technical Field

The utility model relates to a flexible line way board technical field specifically is a prevent cracked flexible line way board.

Background

Flexible circuit boards are printed circuits made with flexible dielectric substrates that provide excellent electrical performance, meet design requirements for smaller and higher density mounting, and also help reduce assembly processes and enhance reliability.

When the existing flexible circuit board is used, the flexible circuit board needs to be installed on a circuit board, and the flexible circuit board is often broken at the connection position of the flexible circuit board and a connector due to frequent bending.

For the problem, a plurality of brackets or other attachments are usually arranged on the outer side of the flexible circuit board, but most of the attachments cannot be bent, so that the flexible circuit board cannot be bent flexibly; therefore, a flexible circuit board capable of preventing fracture is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, flexible line way board often is in with the connector junction because of frequent bending fracture, and common solution adds in the flexible line way board outside and establishes some supports, or other attachments, but these attachments are mostly unable crooked, and then lead to the problem that flexible line way board can't carry out flexible crooked application, the utility model provides a prevent cracked flexible line way board.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a flexible circuit board capable of preventing fracture, which comprises a flexible circuit board body; the flexible printed circuit board comprises a flexible printed circuit board body, wherein connectors are fixedly connected to two ends of the flexible printed circuit board body, positioning blocks are wrapped on edges of two sides of the flexible printed circuit board body, grooves are formed in two ends of each positioning block, sliding rods are arranged in the grooves in a sliding mode, and one ends of the sliding rods extend out of the grooves and are fixedly provided with connecting blocks;

be provided with stop gear on the connecting block, stop gear includes the stopper, stopper fixed mounting is in a side of connecting block, logical groove has been seted up on the connecting block, the spacing groove has been seted up in the stopper, sliding connection's sliding block is installed to the spacing inslot, the inside wall elastic connection of spacing spring and spacing groove is passed through to the one end of sliding block, fixed connection's toper piece is installed to the other end of toper piece, the sliding tray and the external intercommunication of seting up on the stopper are passed to the one end of toper piece.

Preferably, one end of the connecting block, which is far away from the limiting block, is fixedly provided with a protective ring.

Preferably, be provided with locating component on the connecting block, locating component is including seting up the first draw-in groove in the locating block, first draw-in groove sets up with the recess intercommunication, the second draw-in groove has been seted up to the inside wall of recess, install sliding connection's dwang in the recess, fixed connection's fixture block is installed to the outer wall of dwang, the dwang cover is established on the outer wall of slide bar, fixed mounting has the joint piece on the pole wall that the dwang is located the locating block outside.

Preferably, locating component is provided with eight groups, the inner wall width of first draw-in groove and the inner wall width of second draw-in groove all with fixture block looks adaptation, the surface of joint piece is provided with the elasticity protection and fills up.

Preferably, first draw-in groove and second draw-in groove are by interior toward outer distribution, the surface of dwang is provided with anti-skidding line.

Preferably, the outer surface of the positioning block is provided with an elastic protection pad, and the inner wall of the connecting block is fixedly provided with a spongy cushion.

The utility model discloses an useful part lies in:

1. the utility model discloses a stop gear's setting, dock two arc connecting blocks together, and the connecting end position of flexible line way board body and connector is convenient for adjust to the connecting block that connects through the slide bar, guarantee that the junction between flexible line way board body and the connector can not be crooked, and then avoid appearing the fracture, and the locating piece is the flexible piece, can accompany the flexible line way board body and take place deformation, can exert pressure to the flexible line way board through the locating piece simultaneously, reduce the damage that stress caused, thereby it often breaks because of often buckling with the connector junction to have solved the flexible line way board, common solution mode is to add in the flexible line way board outside and establish some supports, or other attachments, but these attachments are the unable crooked of all, and then lead to the problem that the flexible line way board can't carry out flexible crooked application.

2. The utility model discloses a locating component's setting, be convenient for fix a position the slide bar, and then be convenient for fix a position between connecting block and the locating piece, specifically for the intercommunication has seted up the third draw-in groove between first draw-in groove and second draw-in groove, be used for the fixture block to wear and between first draw-in groove and the second draw-in groove, when will drawing open the distance between locating piece and the connecting block promptly, can rotate joint piece and drive the actuating lever rotation, and then the actuating lever drives the fixture block and rotate, and then the fixture block breaks away from first draw-in groove, and remove to the second draw-in groove in through the third draw-in groove, positive joint piece this moment, make in the fixture block card goes into the second draw-in groove, and then accomplish the location, and then shelter from the protection to the electronic components of connector when being convenient for increasing inflexible length, the life of connector has been guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a schematic perspective view of a first embodiment;

FIG. 2 is a schematic cross-sectional view of a part of the first embodiment;

FIG. 3 is a schematic cross-sectional view illustrating a part of the first embodiment;

FIG. 4 is a schematic view of the structure at A in FIG. 2 according to the first embodiment;

FIG. 5 is a schematic diagram of a structure at B in FIG. 3 according to the first embodiment;

FIG. 6 is a schematic diagram of the structure at C in FIG. 3 according to the first embodiment;

fig. 7 is a schematic overall structure diagram of the second embodiment.

In the figure: 1. a flexible circuit board body; 2. a connector; 3. positioning a block; 4. a groove; 5. a slide bar; 6. connecting blocks; 7. a limiting mechanism; 71. a limiting block; 72. a through groove; 73. a limiting groove; 74. a slider; 75. a limiting spring; 76. a conical block; 8. a guard ring; 9. a positioning assembly; 91. a first card slot; 92. a second card slot; 93. rotating the rod; 94. a clamping block; 95. a clamping block; 10. and (4) heat dissipation holes.

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 efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-6, an anti-breaking flexible circuit board includes a flexible circuit board body 1; the flexible printed circuit board comprises a flexible printed circuit board body 1, connectors 2 are fixedly connected to two ends of the flexible printed circuit board body 1, positioning blocks 3 are wrapped on edges of two sides of the flexible printed circuit board body 1, grooves 4 are formed in two ends of each positioning block 3, sliding rods 5 are slidably mounted in the grooves 4, and one ends of the sliding rods 5 extend out of the grooves 4 and are fixedly provided with connecting blocks 6;

the limiting mechanism 7 is arranged on the connecting block 6, the limiting mechanism 7 comprises a limiting block 71, the limiting block 71 is fixedly arranged on one side face of the connecting block 6, a through groove 72 is formed in the connecting block 6, a limiting groove 73 is formed in the limiting block 71, a sliding block 74 in sliding connection is arranged in the limiting groove 73, one end of the sliding block 74 is elastically connected with the inner side wall of the limiting groove 73 through a limiting spring 75, a conical block 76 in fixed connection is arranged at the other end of the sliding block 74, a conical block 76 in fixed connection is arranged at the other end of the conical block 76, and one end of the conical block 76 penetrates through the sliding groove formed in the limiting block 71 to be communicated with the outside; when the flexible circuit board is used, the flexible circuit board is often broken at the joint with the connector due to frequent bending, and a common solution is to add some brackets or other attachments on the outer side of the flexible circuit board, but most of the attachments cannot be bent, so that the flexible circuit board cannot be bent and used flexibly, so that when the flexible circuit board is used, specifically, when the flexible circuit board is installed, two sides of the flexible circuit board are embedded into placing grooves which are preset on positioning blocks 3, then the two positioning blocks 3 are attached to drive four connecting blocks 6 to be attached, at the moment, through the arrangement of a limiting mechanism 7, in the process that the two connecting blocks 6 are close to each other, a limiting block 71 gradually enters a through groove 72, meanwhile, a conical block 76 is stressed, the conical block 76 exerts pressure on a limiting spring 75 through a sliding block 74 until the limiting block 71 completely enters the through groove 72, and at the moment, the pressure on the conical block 76 disappears, and then under the effect of the elasticity of the limiting spring 75, the conical block 76 is reset, the limiting groove 73 is popped out, the conical block is clamped with one side surface of the connecting block 6, and then the two arc-shaped connecting blocks 6 are butted together and are limited and fixed, the connecting end positions of the flexible circuit board body 1 and the connecting head 2 are conveniently adjusted through the connecting block 6 connected by the sliding rod 5, the connection position between the flexible circuit board body 1 and the connecting head 2 is ensured not to be bent, and further the fracture is avoided, the positioning block 3 is a flexible block and can deform along with the flexible circuit board body 1, meanwhile, the pressure can be applied to the flexible circuit board through the positioning block 3, the damage caused by stress is reduced, thereby solving the problem that the flexible circuit board is often fractured due to frequent bending at the connection position with the connector, and the common solution is that some supports or other attachments are additionally arranged on the outer side of the flexible circuit board, however, most of these additional members cannot be bent, and thus the flexible wiring board cannot be flexibly bent.

A protective ring 8 is fixedly arranged at one end of the connecting block 6 far away from the limiting block 71; during operation, the protection ring 8 is fixedly arranged at one end, far away from the limiting block 71, of the connecting block 6, so that the connecting block 6 is prevented from accidentally touching the conical block 76 and then retracts into the limiting groove 73, and the stability of connection between the connecting blocks 6 is guaranteed.

A positioning assembly 9 is arranged on the connecting block 6, the positioning assembly 9 comprises a first clamping groove 91 formed in the positioning block 3, the first clamping groove 91 is communicated with the groove 4, a second clamping groove 92 is formed in the inner side wall of the groove 4, a rotating rod 93 in sliding connection is arranged in the groove 4, a clamping block 94 in fixed connection is arranged on the outer wall of the rotating rod 93, the rotating rod 93 is sleeved on the outer wall of the sliding rod 5, and a clamping block 95 is fixedly arranged on the rod wall of the rotating rod 93, which is positioned outside the positioning block 3; the during operation, setting through locating component 9, be convenient for fix a position slide bar 5, and then be convenient for fix a position between connecting block 6 and locating piece 3, specifically be the third draw-in groove has been seted up for the intercommunication between first draw-in groove 91 and second draw-in groove 92, be used for fixture block 94 to pass between and first draw-in groove 91 and the second draw-in groove 92, when pulling open the distance between locating piece 3 and the connecting block 6 promptly, can rotate joint piece 95 and drive the actuating lever and rotate, and then the actuating lever drives fixture block 94 and rotates, and then fixture block 94 breaks away from first draw-in groove 91, and move to second draw-in groove 92 through the third draw-in groove, reverse positive joint piece 95 this moment, make fixture block 94 card go into in second draw-in groove 92, and then accomplish the location, and then be convenient for increasing when inflexible length sheltering from the protection to the electronic components of connector 2, the life of connector 2 has been guaranteed.

Eight groups of positioning assemblies 9 are arranged, the width of the inner wall of the first clamping groove 91 and the width of the inner wall of the second clamping groove 92 are matched with the clamping blocks 94, and the outer surface of the clamping block 95 is provided with an elastic protection pad; during operation, through the setting of eight locating component 9, guaranteed spacing location's stability between connecting block 6 and the locating piece 3, fixture block 94 and first draw-in groove 91 and the mutual adaptation of second draw-in groove 92 are convenient for fixture block 94's card to be gone into simultaneously, have improved the life of connecting block 6 with locating piece 3 through the surface at joint piece 95 is provided with the elasticity protection pad.

The first clamping groove 91 and the second clamping groove 92 are distributed from inside to outside, and anti-skid grains are arranged on the outer surface of the rotating rod 93; when the positioning assembly works, the anti-skidding lines are arranged on the outer surface of the rotating rod 93, so that the rotating rod 93 can not skid when rotating, and the normal operation of the positioning assembly 9 is ensured.

An elastic protective pad is arranged on the outer surface of the positioning block 3, and a sponge pad is fixedly arranged on the inner wall of the connecting block 6; during operation, be provided with elasticity protection pad through the surface at locating piece 3, avoid causing the unnecessary damage when spacing fixed to flexible line way board body 1, have the sponge mat through the inner wall fixed mounting at connecting block 6 and be convenient for when connecting block 6 removes can clear up the dust removal to connector 2, guaranteed the stability of connecting.

Example two

Referring to fig. 7, in a first comparative example, as another embodiment of the present invention, a heat dissipation hole 10 is formed in the positioning block 3; during operation, the heat dissipation of the flexible circuit board body 1 is facilitated by the heat dissipation holes 10 formed in the positioning block 3, the normal operation of the heat dissipation function is guaranteed, and the service life of the flexible circuit board body 1 is further guaranteed.

The working principle is that the two sides of the flexible circuit board are embedded into the placing grooves which are pre-arranged on the positioning blocks 3, then the two positioning blocks 3 are attached to drive the four connecting blocks 6 to be attached, at the moment, through the arrangement of the limiting mechanism 7, in the process that the two connecting blocks 6 are close to each other, the limiting block 71 gradually enters the through groove 72, meanwhile, the conical block 76 is pressed, the conical block 76 applies pressure to the limiting spring 75 through the sliding block 74 until the limiting block 71 completely enters the through groove 72, at the moment, the pressure to the conical block 76 disappears, further, under the action of the elastic force of the limiting spring 75, the conical block 76 resets, the limiting groove 73 is popped out, the clamping connection is formed with one side surface of the connecting block 6, then the two arc-shaped connecting blocks 6 are butted together, the limiting fixation is completed, and the connecting end positions of the flexible circuit board body 1 and the connecting head 2 are convenient to adjust through the connecting block 6 which is connected through the sliding rod 5, the connection part between the flexible circuit board body 1 and the connector 2 is ensured not to be bent, so that the occurrence of fracture is avoided, the positioning block 3 is a flexible block and can deform along with the flexible circuit board body 1, meanwhile, the flexible circuit board can be stressed through the positioning block 3, and the damage caused by stress is reduced, so that the problem that the flexible circuit board is often broken due to frequent bending at the connection part with the connector is solved, the common solution is that some supports or other attachments are additionally arranged on the outer side of the flexible circuit board, but most of the attachments cannot be bent, so that the flexible circuit board cannot be subjected to flexible bending application, the sliding rod 5 is conveniently positioned through the arrangement of the positioning component 9, the positioning between the connecting block 6 and the positioning block 3 is further convenient, and particularly, a third clamping groove is communicated between the first clamping groove 91 and the second clamping groove 92, be used for fixture block 94 to pass between and first draw-in groove 91 and the second draw-in groove 92, when pulling open the distance between locating piece 3 and the connecting block 6 promptly, can rotate joint piece 95 and drive the actuating lever and rotate, and then the actuating lever drives fixture block 94 and rotates, and then fixture block 94 breaks away from first draw-in groove 91, and move to second draw-in groove 92 through the third draw-in groove in, the positive joint piece 95 of this moment, make fixture block 94 card go into in second draw-in groove 92, and then accomplish the location, and then be convenient for shelter from the protection to the electronic components of connector 2 when increasing inflexible length, the life of connector 2 has been guaranteed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims (6)

1. The utility model provides a flexible line way board of preventing fracture which characterized in that: comprises a flexible circuit board body (1); the flexible printed circuit board comprises a flexible printed circuit board body (1), wherein two ends of the flexible printed circuit board body (1) are fixedly connected with connectors (2), edges of two sides of the flexible printed circuit board body (1) are respectively coated with a positioning block (3), two ends of each positioning block (3) are respectively provided with a groove (4), a sliding rod (5) is arranged in each groove (4) in a sliding mode, and one end of each sliding rod (5) extends out of each groove (4) and is fixedly provided with a connecting block (6);

be provided with stop gear (7) on connecting block (6), stop gear (7) include stopper (71), stopper (71) fixed mounting is in a side of connecting block (6), logical groove (72) have been seted up on connecting block (6), spacing groove (73) have been seted up in stopper (71), install sliding connection's sliding block (74) in spacing groove (73), the one end of sliding block (74) is passed through the inside wall elastic connection of spacing spring (75) and spacing groove (73), fixed connection's toper piece (76) is installed to the other end of sliding block (74), fixed connection's toper piece (76) are installed to the other end of toper piece (76), the sliding groove and the external world intercommunication of seting up on stopper (71) are passed to the one end of toper piece (76).

2. The flexible circuit board of claim 1, characterized in that: one end of the connecting block (6) far away from the limiting block (71) is fixedly provided with a protective ring (8).

3. The flexible circuit board of claim 2, wherein: be provided with locating component (9) on connecting block (6), locating component (9) is including offering first draw-in groove (91) in locating piece (3), first draw-in groove (91) and recess (4) intercommunication set up, second draw-in groove (92) have been seted up to the inside wall of recess (4), install sliding connection's dwang (93) in recess (4), fixed connection's fixture block (94) are installed to the outer wall of dwang (93), dwang (93) cover is established on the outer wall of slide bar (5), fixed mounting has joint piece (95) on dwang (93) is located the pole wall outside locating piece (3).

4. The flexible circuit board of claim 3, wherein: the positioning assembly (9) is provided with eight groups, the inner wall width of the first clamping groove (91) and the inner wall width of the second clamping groove (92) are matched with the clamping block (94), and the outer surface of the clamping block (95) is provided with an elastic protection pad.

5. The flexible circuit board of claim 3, wherein: first draw-in groove (91) and second draw-in groove (92) are by inside toward outer distribution, the surface of dwang (93) is provided with anti-skidding line.

6. The flexible circuit board of claim 1, wherein: the outer surface of the positioning block (3) is provided with an elastic protection pad, and the inner wall of the connecting block (6) is fixedly provided with a spongy cushion.

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