CN218388087U - Structure for enhancing connectivity of FPC and PCB - Google Patents

Abstract

The utility model provides a structure of reinforcing FPC and PCB board connectivity, be in including PCB board, FPC board, setting PCB board top one side is used for carrying out the lock mechanism and the setting that the lock is connected to the FPC board and is in PCB board top opposite side is used for pressing down fixed pressing mechanism to the FPC board, upwards pull first handheld piece through manual, make the apron articulated in the inner wall both sides of first U-shaped base through the pivot, the linkage buckle upwards rises, place the FPC board on the PCB board after rising, place and accomplish the back, manually press down first handheld piece, make the apron articulated in the inner wall both sides of first U-shaped base through the pivot once more, in linkage apron bottom fixed mounting's buckle card goes into the diaphragm orifice, effectively carry out fixed connection between PCB board and the FPC board, the shape of buckle bottom sets to the jut, be used for preventing to block and kick-back after the buckle diaphragm orifice, effectively make and be difficult to separate between PCB board and the FPC.

Description

Structure for enhancing connectivity of FPC (flexible printed circuit) and PCB (printed circuit board)

Technical Field

The utility model relates to a FPC and PCB technical field, in particular to structure of reinforcing FPC and PCB board connectivity.

Background

The PCB is a printed circuit board, also called printed circuit board, which is an important electronic component, a support for electronic components, and a carrier for electrical connection of electronic components. The flexible printed circuit board is characterized by high reliability, excellent flexibility, high wiring density, light weight, thin thickness and good bending property.

The application number 201720765636.4 discloses a Chinese granted patent, which discloses a PCB and FPC laminating structure, comprising a PCB and an FPC double-layer board, two surfaces of the PCB are correspondingly provided with at least one row of first golden fingers, the FPC double-layer board comprises a connecting end and a first sub-FPC and a second sub-FPC which are respectively connected with the connecting end, the first sub-FPC and the second sub-FPC are respectively provided with second golden fingers matched with the first golden fingers one by one, and the second golden fingers are conducted with the first golden fingers through anisotropic conductive adhesive lamination. The technical scheme of the utility model aims at reducing the length of the PCB binding area, facilitating the pressing operation and improving the production precision and PCB yield;

although the scheme solves the problem of the existing pressing structure of the PCB and the FPC, the length of the binding area is necessarily longer, so that the pressing operation is inconvenient, and the production quality of a product is influenced; the single face golden finger number is less, bind the good management and control of district length size supplier, and the precision improves greatly, the high problem of PCB yield, but above-mentioned scheme PCB and FPC's pressfitting structure, it is difficult to stabilize quick fixed connection to between PCB board and the FPC board still to exist, thereby easily separate between easy PCB board and the FPC, the result of use has been reduced, and be difficult to press down work to the FPC board, thereby easily lead to the one side of FPC board upwards perk and PCB board separation, cause the damage, reduce life-span, for this reason, provide a structure of reinforcing FPC and PCB board connectivity.

SUMMERY OF THE UTILITY MODEL

In view of the above, embodiments of the present invention are intended to provide a structure for enhancing the connectivity between FPC and PCB to solve or alleviate the technical problems in the prior art, and to provide at least one useful choice.

The embodiment of the utility model provides a technical scheme is so realized: the utility model provides a structure of reinforcing FPC and PCB board connectivity, is in including PCB board, FPC board, setting PCB board top one side is used for carrying out the lock mechanism that the lock is connected and setting up to the FPC board PCB board top opposite side is used for pressing down fixed pressing means to the FPC board, lock mechanism includes two first U-shaped bases, apron, two buckles, first handheld piece, and two pore openings, pressing means includes two second U-shaped bases, two springs, presses the handheld piece of clamp plate, second and rubber pad.

Preferably: two first U-shaped base fixed mounting is in PCB board top one side, it is symmetrical between it, the apron all articulates two through the pivot the inner wall both sides of first U-shaped base, two buckle fixed mounting is in apron bottom, it is symmetrical between it, first handheld piece fixed mounting is in one side of apron, two the plate hole is seted up PCB board top one side, it is symmetrical between it, two the plate hole is located two one side of first U-shaped base, two plate hole and two cooperation joint between the buckle, two the buckle is kept away from one side of apron all is formed with and is used for with two the protruding department that the plate hole joint prevented the resilience.

Preferably, the following components: the two second U-shaped bases are fixedly installed on the other side of the top of the PCB and are symmetrical with each other, the pressing plate is hinged to the two sides of the inner wall of the two second U-shaped bases through a rotating shaft, the pressing plate is L-shaped, the second handheld block is fixedly installed on one side of the pressing plate, the rubber pad is fixedly installed on the end face, far away from one side of the second handheld block, of the pressing plate, the two springs are fixedly installed on the other side of the top of the PCB and are symmetrical with each other, the two springs are located on one side of the second U-shaped bases, and one ends, far away from the PCB, of the two springs are fixedly connected with one side of the bottom of the pressing plate.

Preferably: the center fixed mounting of PCB board top one side has first baffle, the top center fixed mounting of PCB board has two second baffles, symmetrical between it.

The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:

1. pull first handheld piece through manual upwards, make the apron articulated in the inner wall both sides of first U-shaped base through the pivot, the linkage buckle upwards rises, rise the back and place the FPC board on the PCB board, place and accomplish the back, manually press down first handheld piece, make the apron articulated in the inner wall both sides of first U-shaped base through the pivot once more, linkage apron bottom fixed mounting's buckle card is gone into in the diaphragm orifice, effectively carry out fixed connection between PCB board and the FPC board, the shape of buckle bottom sets to the jut, be used for preventing that buckle card from going into to kick-back behind the diaphragm orifice, effectively make difficult to the separation between PCB board and the FPC.

2. Pressing down through manual the handheld piece of second, make the pressing plate articulate in the inner wall both sides of second U-shaped base through the pivot, the linkage spring is upwards tensile, place the FPC board this moment on the PCB board, place the completion back, manual the handheld piece of second that loosens, the spring rebounds this moment, the linkage pressing plate is articulated in the inner wall both sides of second U-shaped base through the pivot once more, make the top contact of rubber pad and FPC board, effectively press the FPC board, effectively prevent the ascending perk of one side of FPC board, the fixed shape between PCB board and the FPC has been improved.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

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

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

FIG. 2 is a partial three-dimensional structure diagram of the PCB board of the present invention;

FIG. 3 is a cross-sectional three-dimensional structure diagram of a first PCB of the present invention;

fig. 4 is a sectional three-dimensional structure view of a second PCB of the present invention.

Reference numerals: 1. a PCB board; 2. an FPC board; 3. a first U-shaped base; 4. a cover plate; 5. buckling; 6. a first handheld block; 7. plate holes; 8. a second U-shaped base; 9. a spring; 10. a pressing plate; 11. a second hand-held piece; 12. a rubber pad; 13. a first baffle plate; 14. a second baffle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings. It is to be understood that the embodiments described are some, not all embodiments of the invention.

Thus, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of some embodiments of the invention. 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.

It should be noted that, in the case of no conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Example 1

As shown in fig. 1-4, an embodiment of the present invention provides a structure for enhancing connectivity between a FPC and a PCB, including a PCB 1, a FPC 2, a fastening mechanism disposed on one side of the top of the PCB 1 for fastening the FPC 2, and a pressing mechanism disposed on the other side of the top of the PCB 1 for pressing and fixing the FPC 2, wherein the fastening mechanism includes two first U-shaped bases 3, a cover plate 4, two fasteners 5, a first hand-held block 6, and two plate holes 7, and the pressing mechanism includes two second U-shaped bases 8, two springs 9, a pressing plate 10, a second hand-held block 11, and a rubber pad 12; corresponding plate holes 7 are dug in specific positions of the PCB 1, a first U-shaped base 3, a cover plate 4, two buckles 5 and a first handheld block 6 are arranged beside the corresponding plate holes, and the cover plate 4 can be covered after the FPC 2 is connected in an aligned mode through magnetic blocks, so that the FPC 2 is not easy to separate from the PCB 1; the pressing mechanism is used for pressing and fixing the PCB 1 and the FPC 2 after connection and fixation, so that the connection and fixation efficiency is improved, and one side of the FPC 2 is prevented from being upwards tilted and separated from the PCB 1 to cause damage.

Example 2

In this embodiment, specifically: the two first U-shaped bases 3 are fixedly arranged on one side of the top of the PCB 1 and are symmetrical with each other, the cover plate 4 is hinged to two sides of the inner walls of the two first U-shaped bases 3 through a rotating shaft, the two buckles 5 are fixedly arranged on the bottom of the cover plate 4 and are symmetrical with each other, the first handheld block 6 is fixedly arranged on one side of the cover plate 4, the two plate holes 7 are formed in one side of the top of the PCB 1 and are symmetrical with each other, the two plate holes 7 are located on one sides of the two first U-shaped bases 3, the two plate holes 7 are clamped with the two buckles 5 in a matched manner, and one sides of the two buckles 5 away from the cover plate 4 are respectively provided with a protruding part for clamping the two plate holes 7 to prevent springback; through the manual handheld piece 6 of upwards pulling, make apron 4 articulated in the inner wall both sides of first U-shaped base 3 through the pivot, linkage buckle 5 upwards rises, place FPC board 2 after rising on PCB board 1, place and accomplish the back, manually press down handheld piece 6, make apron 4 articulated in the inner wall both sides of first U-shaped base 3 through the pivot once more, 4 bottom fixed mounting's of linkage apron 5 cards go into in the diaphragm orifice 7, thereby realize carrying out fixed connection's purpose between PCB board 1 and the FPC board 2, the shape through 5 bottoms of buckle sets to the jut, be used for preventing that 5 cards of buckle from kick-backing after going into diaphragm orifice 7, reduce fixed effect.

Example 3

In this embodiment, specifically: the two second U-shaped bases 8 are fixedly arranged on the other side of the top of the PCB board 1 and are symmetrical, the pressing board 10 is hinged to two sides of the inner wall of each of the two second U-shaped bases 8 through a rotating shaft, the pressing board 10 is L-shaped, the second holding block 11 is fixedly arranged on one side of the pressing board 10, the rubber pad 12 is fixedly arranged on the end face of one side, away from the second holding block 11, of the pressing board 10, the two springs 9 are fixedly arranged on the other side of the top of the PCB board 1 and are symmetrical, the two springs 9 are arranged on one side of the second U-shaped bases 8, and one ends, away from the PCB board 1, of the two springs 9 are fixedly connected with one side of the bottom of the pressing board 10; the second handheld block 11 is manually pressed downwards, the pressing plate 10 is hinged to two sides of the inner wall of the second U-shaped base 8 through a rotating shaft, the linkage spring 9 is stretched upwards, the FPC board 2 is placed on the PCB board 1 at the moment, after the placing is finished, the second handheld block 11 is manually loosened, the spring 9 rebounds, the linkage pressing plate 10 is hinged to two sides of the inner wall of the second U-shaped base 8 through the rotating shaft again, the rubber pad 12 is in contact with the top of the FPC board 2, the purpose of pressing and fixing the FPC board 2 is achieved, and one side of the FPC board 2 is effectively prevented from tilting upwards; the rubber pad 12 is made of rubber tree collected latex, is isoprene polymer, has good wear resistance, high elasticity, breaking strength and elongation, is easy to age in air, becomes sticky when being heated, has good elasticity, is acid-base resistant, can play a good protection buffering role, and effectively prevents the FPC board 2 from being damaged when the FPC board 2 is pressed.

Example 4

In this embodiment, specifically: a first baffle 13 is fixedly arranged at the center of one side of the top of the PCB 1, and two second baffles 14 are fixedly arranged at the center of the top of the PCB 1 and are symmetrical; the first baffle 13 and the second baffle 14 are used for blocking the top side and two sides of the FPC board 2 when the FPC board 2 is placed on the PCB 1, so that the working efficiency of clamping the FPC board 2 is effectively improved;

through first baffle with second baffle 14 gather the latex by the rubber tree and make, be the polymer of isoprene, have fine wearability, very high elasticity, easily age in the air, be met the heat and become sticky, elasticity is good, acid and alkali-resistance, can play better protection cushioning effect, block the messenger to FPC board 2, prevent that FPC board 2 limit portion is impaired.

The utility model discloses at the during operation: before the FPC board 2 is connected with the PCB board 1, the first handheld block 6 is pulled upwards manually, the cover plate 4 is hinged to two sides of the inner wall of the first U-shaped base 3 through a rotating shaft, the linkage buckle 5 is lifted upwards, the FPC board 2 is placed on the PCB board 1 after being lifted, after the placement is completed, the first handheld block 6 is pressed downwards manually, the cover plate 4 is hinged to two sides of the inner wall of the first U-shaped base 3 through the rotating shaft again, the buckle 5 fixedly installed at the bottom of the linkage cover plate 4 is clamped into the board hole 7, and therefore the purpose of fixedly connecting the PCB board 1 with the FPC board 2 is achieved, the protrusion is formed by the shape of the bottom of the buckle 5 and used for preventing the buckle 5 from rebounding after being clamped into the board hole 7 and reducing the fixing effect; when the FPC board is required to be disassembled, the buckle 5 is manually extruded, the bottom of the buckle 5 is arranged to be a protruding part, the buckle shrinks inwards and slides out of the board hole 7, and therefore the effect of disassembling the FPC board 2 is achieved;

the second hand-held block 11 is pressed downwards manually, the pressing plate 10 is hinged to two sides of the inner wall of the second U-shaped base 8 through a rotating shaft, the linkage spring 9 stretches upwards, the FPC board 2 is placed on the PCB board 1 at the moment, after the placing is completed, the second hand-held block 11 is loosened manually, the spring 9 rebounds, the linkage pressing plate 10 is hinged to two sides of the inner wall of the second U-shaped base 8 through the rotating shaft again, the rubber pad 12 is in contact with the top of the FPC board 2, the purpose of pressing and fixing the FPC board 2 is achieved, one side of the FPC board 2 is effectively prevented from tilting upwards, the rubber pad 12 is made of rubber tree collected latex and is isoprene polymer, and the rubber pad has good wear resistance, high elasticity, tear strength and elongation rate, is easy to age in air and is sticky when being heated, the elasticity is good, acid and alkali resistance is achieved, a good protection buffering effect can be achieved, and damage to the FPC board 2 caused when the FPC board 2 is pressed;

the first baffle 13 and the second baffle 14 are used for blocking the top side and two sides of the FPC board 2 when the FPC board 2 is placed on the PCB 1, so that the working efficiency of clamping the FPC board 2 is effectively improved; through first baffle with second baffle 14 gather the latex by the rubber tree and make, be the polymer of isoprene, have fine wearability, very high elasticity, easily age in the air, meet the heat and become sticky, elasticity is good, acid and alkali-resistance, can play better protection cushioning effect, block the messenger to FPC board 2, prevent that FPC board 2 limit portion is impaired.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and encompass, for example, both fixed and removable connections or integral parts thereof; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be understood that the above-described embodiments are merely exemplary of some, and not all, embodiments of the present application, and that the drawings illustrate preferred embodiments of the present application without limiting the scope of the claims appended hereto. This application is capable of embodiments in many different forms and is provided for the purpose of enabling a thorough understanding of the disclosure of the application. Although the present application has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that modifications can be made to the embodiments described in the foregoing detailed description, or equivalents can be substituted for some of the features described therein. All equivalent structures made by using the contents of the specification and the drawings of the present application are directly or indirectly applied to other related technical fields, and all the equivalent structures are within the protection scope of the present application.

Claims (10)

1. The utility model provides a structure of reinforcing FPC and PCB board connectivity, is in including PCB board (1), FPC board (2), setting PCB board (1) top one side is used for carrying out the lock mechanism and the setting that the lock is connected to FPC board (2) PCB board (1) top opposite side is used for pressing fixed pressing means, its characterized in that to FPC board (2): the buckling mechanism comprises two first U-shaped bases (3), a cover plate (4), two buckles (5), a first handheld block (6) and two plate holes (7);

the pressing mechanism comprises two second U-shaped bases (8), two springs (9), a pressing plate (10), a second handheld block (11) and a rubber pad (12).

2. A structure for enhancing the connectivity of an FPC and a PCB as claimed in claim 1, wherein: the two first U-shaped bases (3) are fixedly arranged on one side of the top of the PCB (1) symmetrically, and the cover plate (4) is hinged to two sides of the inner wall of each first U-shaped base (3) through a rotating shaft.

3. A structure for enhancing the connectivity of FPC and PCB as claimed in claim 2, wherein: the two buckles (5) are fixedly arranged at the bottom of the cover plate (4) and are symmetrical, and the first handheld block (6) is fixedly arranged on one side of the cover plate (4).

4. A structure for enhancing the connectivity of FPC and PCB as claimed in claim 3, wherein: two set up in plate hole (7) PCB board (1) top one side, it is symmetrical between it, two plate hole (7) are located two one side of first U-shaped base (3), two plate hole (7) and two cooperate the joint between buckle (5).

5. A structure for enhancing the connectivity of FPC and PCB according to claim 4, wherein: two buckle (5) are kept away from one side of apron (4) all is formed with and is used for with two protruding department that rebound is prevented in plate hole (7) joint.

6. A structure for enhancing the connectivity of FPC and PCB as claimed in claim 1, wherein: the two second U-shaped bases (8) are fixedly arranged on the other side of the top of the PCB (1) and are symmetrical, and the pressing plate (10) is hinged to two sides of the inner wall of each of the two second U-shaped bases (8) through a rotating shaft.

7. A structure for enhancing the connectivity of FPC and PCB as claimed in claim 6, wherein: the pressing plate (10) is L-shaped.

8. A structure for enhancing the connectivity of FPC and PCB as claimed in claim 7, wherein: the second handheld block (11) is fixedly arranged on one side of the pressing plate (10), and the rubber pad (12) is fixedly arranged on the end face of the pressing plate (10) far away from the second handheld block (11).

9. A structure for enhancing the connectivity of FPC and PCB as claimed in claim 8, wherein: the two springs (9) are fixedly mounted on the other side of the top of the PCB (1) and are symmetrical, the two springs (9) are located on one side of the second U-shaped base (8), and one ends, far away from the PCB (1), of the two springs (9) are fixedly connected with one side of the bottom of the pressing plate (10).

10. A structure for enhancing the connectivity of FPC and PCB as claimed in claim 1, wherein: the center fixed mounting of PCB board (1) top one side has first baffle (13), the top center fixed mounting of PCB board (1) has two second baffles (14), symmetrical between it.

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