CN220755141U - Sinking type soft and hard combined circuit board - Google Patents
Sinking type soft and hard combined circuit board Download PDFInfo
- Publication number
- CN220755141U CN220755141U CN202322401792.0U CN202322401792U CN220755141U CN 220755141 U CN220755141 U CN 220755141U CN 202322401792 U CN202322401792 U CN 202322401792U CN 220755141 U CN220755141 U CN 220755141U
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- circuit board
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- soft
- clamping
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- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a sinking type soft and hard combined circuit board, which relates to the technical field of circuit boards and comprises a circuit board body; the top of the circuit board body is provided with a sensor mounting groove; the circuit board body is composed of a lower hard board, an inner soft board and an upper hard board from bottom to top in sequence; a positioning hole is formed in the bottom of the upper hard plate; the inner soft board is provided with a perforation penetrating through the top and the bottom of the inner soft board; a positioning column is fixed at the top of the lower hard plate, and the top end of the positioning column penetrates through the perforation and is clamped in the positioning hole; the left outer wall and the right outer wall of the circuit board body are provided with fixing pieces which are used for fixing the lower hard plate, the inner soft plate and the upper hard plate, and the lower hard plate, the inner soft plate and the upper hard plate cannot loosen or deviate, so that the flatness of the circuit board body is improved.
Description
Technical Field
The utility model relates to the technical field of circuit boards, in particular to a sunk soft and hard combined circuit board.
Background
The circuit board is a support body of the electronic components and is a carrier for the electronic components to be electrically connected with each other. It is called a "printed" circuit board because it is made using electronic printing.
Through retrieving, chinese patent net discloses a sunk soft and hard combination circuit board, and publication No. CN219107796U, though be provided with first pressfitting groove, first pressfitting lug and second blind hole for can avoid glue film content uneven when pressing, and then improve the planarization of circuit board, but this patent only connects fixed to inlayer soft board, upper hard board, lower hard board through the joint relation of relevant part, but this kind of connected mode is unstable, makes inlayer soft board, upper hard board, lower hard board easily take place not hard up or skew, thereby influences the holistic planarization of circuit board.
Disclosure of Invention
The utility model aims to provide a sinking type soft and hard combined circuit board, which is used for solving the problem that the inner soft board, the upper hard board and the lower hard board are connected and fixed only through the clamping relation of related components in the prior art, but the connecting mode is unstable, so that the inner soft board, the upper hard board and the lower hard board are easy to loosen or deviate, and the integral flatness of the circuit board is affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a submersible rigid-flex circuit board, comprising:
a circuit board body;
the top of the circuit board body is provided with a sensor mounting groove;
the circuit board body is composed of a lower hard board, an inner soft board and an upper hard board from bottom to top in sequence;
a positioning hole is formed in the bottom of the upper hard plate;
the inner soft board is provided with a perforation penetrating through the top and the bottom of the inner soft board;
a positioning column is fixed at the top of the lower hard plate, and the top end of the positioning column penetrates through the perforation and is clamped in the positioning hole;
the circuit board is characterized in that fixing pieces are arranged on the left outer wall and the right outer wall of the circuit board body and used for fixing the lower hard board, the inner soft board and the upper hard board.
As a further scheme of the utility model, the fixing piece comprises fixing strips respectively fixed on the left and right outer walls of the circuit board body, the fixing strips are provided with first clamping holes penetrating through the left and right sides of the fixing strips, and the outer wall of the upper hard board is provided with second clamping holes matched with the first clamping holes;
the clamping hole I and the clamping hole II are internally clamped with clamping strips;
one end of the clamping strip is fixed with a clamping part.
As a further scheme of the utility model, one end of the fixing strip is provided with a chute, a sliding block is arranged in the chute, and one end of the sliding block is fixed with an L-shaped strip;
a third clamping hole is formed in the bottom of the clamping part;
the L-shaped strip is clamped in the third clamping hole.
As a further scheme of the utility model, a telescopic rod is fixed on the inner wall of one side of the chute, and one end of the telescopic rod, which is far away from the inner wall of one side of the chute, is fixed with the sliding block;
the telescopic rod is characterized in that a compression spring is arranged on the outer wall of the telescopic rod, one end of the compression spring is fixed with the sliding block, and the other end of the compression spring is fixed with the inner wall of one side of the sliding groove.
As a further scheme of the utility model, a threaded hole communicated with the sensor mounting groove is formed in the bottom of the circuit board body, and a threaded rod is connected in the threaded hole in a threaded manner.
As a further scheme of the utility model, a rotating shaft is fixed at the bottom of the threaded rod, and a top plate positioned inside the sensor mounting groove is rotatably connected to the top of the threaded rod.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, on the basis of the prior art, the clamping strip is clamped to the first clamping hole and the first clamping hole Kong Erna, then the telescopic rod is driven to stretch under the action of the elasticity of the compression spring, the sliding block is pushed to correspondingly move in the sliding groove when the telescopic rod stretches, then the sliding block drives the L-shaped strip to be clamped to the clamp Kong Sanna at the bottom of the clamping part, then the fixing and limiting of the lower hard plate, the inner soft plate and the upper hard plate are completed, the L-shaped strip is driven to be clamped to the third clamping hole at the bottom of the clamping part all the time under the action of the elasticity of the compression spring, and the loosening of the lower hard plate, the inner soft plate and the upper hard plate can be effectively prevented.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
fig. 4 is a schematic cross-sectional view of a positioning post according to the present utility model.
In the figure: 1. a circuit board body; 101. a lower hard plate; 102. an inner soft board; 103. a hard plate is arranged on the upper part; 2. a sensor mounting groove; 3. positioning holes; 4. perforating; 5. positioning columns; 6. a chute; 7. a slide block; 8. an L-shaped strip; 9. the first clamping hole is formed; 10. a second clamping hole; 11. clamping strips; 12. a clamping part; 13. a third clamping hole; 14. a telescopic rod; 15. a compression spring; 16. a threaded hole; 17. a threaded rod; 18. a rotating shaft; 19. a top plate; 20. and fixing strips.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
Example 1
Referring to fig. 1-4, the present utility model provides a technical solution: a sinking type soft and hard combined circuit board comprises a circuit board body 1; the top of the circuit board body 1 is provided with a sensor mounting groove 2; the circuit board body 1 is composed of a lower hard board 101, an inner soft board 102 and an upper hard board 103 from bottom to top in sequence; the bottom of the upper hard plate 103 is provided with a positioning hole 3; the inner soft board 102 is provided with a perforation 4 penetrating through the top and the bottom of the inner soft board; a positioning column 5 is fixed at the top of the lower hard plate 101, and the top end of the positioning column 5 passes through the perforation 4 and is clamped in the positioning hole 3; the left and right outer walls of the circuit board body 1 are provided with fixing pieces, the fixing pieces are used for fixing the lower hard board 101, the inner soft board 102 and the upper hard board 103, each fixing piece comprises a fixing strip 20 respectively fixed on the left and right outer walls of the circuit board body 1, the fixing strips 20 are provided with a first clamping hole 9 penetrating the left and right sides of the fixing strips, and the outer wall of the upper hard board 103 is provided with a second clamping hole 10 matched with the first clamping hole 9; the clamping holes I9 and II 10 are internally clamped with clamping strips 11; one end of the clamping strip 11 is fixed with a clamping part 12, one end of the fixing strip 20 is provided with a sliding groove 6, a sliding block 7 is arranged in the sliding groove 6, and one end of the sliding block 7 is fixed with an L-shaped strip 8; the bottom of the clamping part 12 is provided with a third clamping hole 13; the L-shaped strip 8 is clamped in the clamping hole III 13, a telescopic rod 14 is fixed on the inner wall of one side of the sliding groove 6, and one end of the telescopic rod 14, which is far away from the inner wall of one side of the sliding groove 6, is fixed with the sliding block 7; the outer wall of the telescopic rod 14 is provided with a compression spring 15, one end of the compression spring 15 is fixed with the sliding block 7, and the other end of the compression spring 15 is fixed with the inner wall of one side of the sliding groove 6.
Specifically, according to the utility model, on the basis of the original structure, the clamping strip 11 is clamped into the clamping holes I9 and II 10, then the telescopic rod 14 is driven to do stretching motion under the action of the elastic force of the compression spring 15, the sliding block 7 is pushed to correspondingly move in the sliding groove 6 when the telescopic rod 14 stretches, then the sliding block 7 drives the L-shaped strip 8 to be clamped into the clamping hole III 13 at the bottom of the clamping part 12, and then the fixing and limiting of the lower hard plate 101, the inner soft plate 102 and the upper hard plate 103 are completed, and the L-shaped strip 8 is always driven to be clamped into the clamping hole III 13 at the bottom of the clamping part 12 under the action of the elastic force of the compression spring 15, so that the lower hard plate 101, the inner soft plate 102 and the upper hard plate 103 can be effectively prevented from loosening or shifting, and compared with the prior art, the flatness of the circuit board body 1 is improved.
Example 2
Referring to fig. 1-2, the present utility model provides a technical solution: a sunk soft and hard combined circuit board is characterized in that a threaded hole 16 communicated with a sensor mounting groove 2 is formed in the bottom of a circuit board body 1, a threaded rod 17 is connected in the threaded hole 16 in a threaded mode, a rotating shaft 18 is fixed at the bottom of the threaded rod 17, and a top plate 19 located inside the sensor mounting groove 2 is connected to the top of the threaded rod 17 in a rotating mode.
Specifically, through rotating the pivot 18, the pivot 18 drives threaded rod 17 and carries out the upward movement in screw hole 16, can drive roof 19 and carry out the upward movement when threaded rod 17 carries out the upward movement, and then roof 19 can jack up the sensor in the sensor mounting groove 2 to the sensor is convenient for dismantle the maintenance.
Working principle:
firstly, on the original basis, the clamping strip 11 is clamped into the clamping holes I9 and II 10, then the telescopic rod 14 is driven to stretch under the action of the elastic force of the compression spring 15, the sliding block 7 is pushed to correspondingly move in the sliding groove 6 when the telescopic rod 14 stretches, then the sliding block 7 drives the L-shaped strip 8 to be clamped into the clamping hole III 13 at the bottom of the clamping part 12, then the fixing and limiting of the lower hard plate 101, the inner soft plate 102 and the upper hard plate 103 are completed, the L-shaped strip 8 is always driven to be clamped into the clamping hole III 13 at the bottom of the clamping part 12 under the action of the elastic force of the compression spring 15, and the lower hard plate 101, the inner soft plate 102 and the upper hard plate 103 can be effectively prevented from loosening;
secondly, through rotating the rotating shaft 18, the rotating shaft 18 drives the threaded rod 17 to ascend in the threaded hole 16, the top plate 19 is driven to ascend when the threaded rod 17 ascends, and then the top plate 19 can jack up the sensor in the sensor mounting groove 2, so that the sensor can be detached and maintained conveniently.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.
Claims (6)
1. The utility model provides a sunk soft or hard combination circuit board which characterized in that includes:
a circuit board body (1);
a sensor mounting groove (2) is formed in the top of the circuit board body (1);
the circuit board body (1) is composed of a lower hard board (101), an inner soft board (102) and an upper hard board (103) from bottom to top in sequence;
a positioning hole (3) is formed in the bottom of the upper hard plate (103);
the inner soft board (102) is provided with a perforation (4) penetrating through the top and the bottom of the inner soft board;
a positioning column (5) is fixed at the top of the lower hard plate (101), and the top end of the positioning column (5) passes through the perforation (4) and is clamped in the positioning hole (3);
the circuit board is characterized in that fixing pieces are arranged on the left and right outer walls of the circuit board body (1) and used for fixing the lower hard board (101), the inner soft board (102) and the upper hard board (103).
2. The sunk soft and hard combined circuit board according to claim 1, wherein the fixing piece comprises fixing strips (20) respectively fixed on the left and right outer walls of the circuit board body (1), the fixing strips (20) are provided with first clamping holes (9) penetrating the left and right sides of the fixing strips, and the outer wall of the upper hard board (103) is provided with second clamping holes (10) matched with the first clamping holes (9);
a clamping strip (11) is clamped in the first clamping hole (9) and the second clamping hole (10);
one end of the clamping strip (11) is fixed with a clamping part (12).
3. The sinking type soft and hard combined circuit board according to claim 2 is characterized in that a sliding groove (6) is formed in one end of the fixing strip (20), a sliding block (7) is installed in the sliding groove (6), and an L-shaped strip (8) is fixed at one end of the sliding block (7);
a third clamping hole (13) is formed in the bottom of the clamping part (12);
the L-shaped strip (8) is clamped in the clamping hole III (13).
4. A sinking type soft and hard combined circuit board according to claim 3, wherein a telescopic rod (14) is fixed on the inner wall of one side of the sliding groove (6), and one end of the telescopic rod (14) far away from the inner wall of one side of the sliding groove (6) is fixed with a sliding block (7);
the telescopic rod is characterized in that a compression spring (15) is arranged on the outer wall of the telescopic rod (14), one end of the compression spring (15) is fixed with the sliding block (7), and the other end of the compression spring (15) is fixed with the inner wall of one side of the sliding groove (6).
5. The sunk soft and hard combined circuit board according to claim 1, wherein a threaded hole (16) communicated with the sensor mounting groove (2) is formed in the bottom of the circuit board body (1), and a threaded rod (17) is connected in the threaded hole (16) in a threaded manner.
6. The submerged soft and hard combined circuit board according to claim 5, wherein a rotating shaft (18) is fixed at the bottom of the threaded rod (17), and a top plate (19) positioned inside the sensor mounting groove (2) is rotatably connected to the top of the threaded rod (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322401792.0U CN220755141U (en) | 2023-09-05 | 2023-09-05 | Sinking type soft and hard combined circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322401792.0U CN220755141U (en) | 2023-09-05 | 2023-09-05 | Sinking type soft and hard combined circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220755141U true CN220755141U (en) | 2024-04-09 |
Family
ID=90571201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322401792.0U Active CN220755141U (en) | 2023-09-05 | 2023-09-05 | Sinking type soft and hard combined circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220755141U (en) |
-
2023
- 2023-09-05 CN CN202322401792.0U patent/CN220755141U/en active Active
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