CN219164972U

CN219164972U - Multilayer circuit board capable of preventing circuit board from moving and colliding

Info

Publication number: CN219164972U
Application number: CN202223317079.XU
Authority: CN
Inventors: 任华超
Original assignee: Kunshan Susida Electronics Co ltd
Current assignee: Kunshan Susida Electronics Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-09
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a multilayer circuit board capable of preventing a circuit board from moving and colliding, which comprises a plurality of positioning boards, wherein a plurality of stand columns are arranged between every two adjacent positioning boards, a first gear is rotatably arranged in each positioning board, a plurality of second gears are meshed around the first gear, a third gear is arranged at the bottom end of each second gear, a plurality of sliding rods are slidably arranged in each positioning board, a V-groove clamping block is arranged on each sliding rod, each sliding rod is provided with a gear groove, through the meshing of the first gear and the second gear, the meshing of inner teeth of the sliding rods and the third gear and the connection of the second gear and the third gear, each corner of the circuit board can be wrapped by the V-groove clamping block, the circuit board is protected, the circuit board is prevented from moving and colliding, the linkage of the clamping fixing structure is convenient to operate, and the circuit board mounting efficiency is improved.

Description

Multilayer circuit board capable of preventing circuit board from moving and colliding

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a multilayer circuit board capable of preventing the circuit board from moving and colliding.

Background

The names of the circuit boards are: circuit boards, PCB boards, aluminum substrates, high frequency boards, PCBs, ultra-thin circuit boards, printed (copper etching technology) circuit boards, etc., which miniaturize and visualise the circuits, play an important role in mass production of fixed circuits and optimizing the layout of electrical appliances; along with the high-speed development of electronic technology, requirements on electronic products are higher and higher, functions are more and more, the integration level of chips is higher and higher, and the design requirements on circuit boards are higher and higher.

The utility model of publication No. CN215499730U discloses a multilayer circuit board capable of preventing moving collision, in the prior art, when a first rotating button is rotated to perform forward rotation or reverse rotation, a right threaded rod and a left threaded rod are driven to perform forward rotation or reverse rotation, so that symmetrical moving plates on the right threaded rod and the left threaded rod are driven to move leftwards or rightwards, the distance between a lower clamping plate and an upper clamping plate which are symmetrical in the horizontal direction can be adjusted, and circuit boards with different lengths are clamped and fixed; the supporting rod is driven to rotate through the rotating second rotating button, so that the upper clamping plate is located in the threaded area to move upwards or downwards, the distance between the lower clamping plate and the upper clamping plate is adjusted, circuit boards with different thicknesses can be clamped and fixed, the problem that the circuit boards with different sizes and different thicknesses are inconvenient to install and detach is solved, the universality is strong, the use is convenient, and the practicability is strong.

However, the prior art has complicated operation and low efficiency when clamping and fastening the circuit boards, and cannot meet the circuit boards with different sizes in the same installation batch, so that a multilayer circuit board capable of preventing the circuit boards from moving and colliding is required to meet the demands of people.

Disclosure of Invention

The utility model aims to provide a multilayer circuit board capable of preventing circuit boards from moving and colliding, so as to solve the problems that the prior art provided in the background art is complex in operation, low in efficiency and incapable of meeting circuit boards with different sizes in the same installation batch when clamping and fastening the circuit boards, and has certain limitation.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a can prevent multilayer circuit board of circuit board removal collision, includes a plurality of locating plate, every two are adjacent be provided with a plurality of stand between the locating plate, every locating plate internal rotation is installed first gear, and the meshing all around of first gear has a plurality of second gear, and the third gear is all installed to the bottom of every second gear, sliding mounting has a plurality of slide bar in the locating plate, all installs the V groove clamp splice on every slide bar, all offered the gear groove on every slide bar, all be provided with a plurality of tooth on the one side inner wall of every gear groove, every the third gear meshes with the tooth of corresponding position each other.

Preferably, two mutually symmetrical compression springs are arranged in the positioning plate, pull rods are arranged on each compression spring, racks are arranged on each pull rod, a fourth gear is arranged on the first gear, and the fourth gear is meshed between the two racks.

Preferably, a positioning chute is formed in the positioning plate, two racks are respectively and slidably mounted on the inner walls of the two sides of the positioning chute, and two compression springs are respectively mounted on the inner walls of the two ends of the positioning chute.

Preferably, a first positioning shaft is arranged in the positioning plate, and the first gear and the fourth gear are both rotatably arranged on the first positioning shaft.

Preferably, a plurality of second positioning shafts are arranged in the positioning plate, and each adjacent second gear and third gear are rotatably arranged on the same second positioning shaft.

Preferably, the locating plate is provided with a plurality of limiting sliding grooves, and each adjacent sliding rod and V-groove clamping block are slidably arranged in the same limiting sliding groove.

Preferably, the V-shaped groove is arranged on the V-shaped groove clamping block and is in a right-angle shape.

The beneficial effects of the utility model are as follows:

according to the utility model, through the engagement of the first gear and the second gear, the engagement of the inner tooth of the sliding rod and the third gear and the connection of the second gear and the third gear, each corner of the circuit board can be wrapped by the V-shaped groove clamping block, so that the circuit board is protected, clamped and fixed, the circuit board is prevented from moving and colliding, and the linkage of the clamping and fixing structure is convenient to operate, and the installation efficiency of the circuit board is improved.

According to the utility model, the device is adapted to circuit boards with different sizes in the same installation batch by the movable V-groove clamping blocks of the clamping and fixing mechanism and the independent arrangement of the plurality of positioning plates through the arrangement of the linkage mechanism, so that the adaptability of the device is improved.

Drawings

Fig. 1 is a schematic structural diagram of a multilayer circuit board capable of preventing a circuit board from moving and colliding;

fig. 2 is a schematic top view illustrating an internal structure of a multilayer circuit board capable of preventing a circuit board from moving and colliding;

fig. 3 is a schematic bottom view illustrating an internal structure of a multilayer circuit board capable of preventing a circuit board from moving and colliding with each other according to the present utility model;

fig. 4 is a schematic top view of a positioning chute of a multilayer circuit board capable of preventing a circuit board from moving and colliding;

fig. 5 is a schematic side view of a limiting chute of a multilayer circuit board capable of preventing the circuit board from moving and colliding.

In the figure: 1. a positioning plate; 2. a column; 3. a first gear; 4. a second gear; 5. a third gear; 6. a slide bar; 7. v-groove clamping blocks; 8. a gear groove; 9. teeth; 10. a compression spring; 11. a pull rod; 12. a rack; 13. a fourth gear; 14. positioning a chute; 15. a first positioning shaft; 16. a second positioning shaft; 17. limiting sliding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-5, a multilayer circuit board capable of preventing a circuit board from moving and collision comprises a plurality of positioning plates 1, a plurality of stand columns 2 are arranged between every two adjacent positioning plates 1, a first gear 3 is rotatably arranged in each positioning plate 1, a plurality of second gears 4 are meshed around each first gear 3, a third gear 5 is arranged at the bottom end of each second gear 4, a plurality of sliding rods 6 are slidably arranged in each positioning plate 1, a V-groove clamping block 7 is arranged on each sliding rod 6, a gear groove 8 is formed in each sliding rod 6, a plurality of teeth 9 are arranged on the inner wall of one side of each gear groove 8, each third gear 5 is meshed with the teeth 9 at the corresponding position, one corner of the circuit board is propped against the V-groove clamping block 7, at the moment, the V-groove clamping block 7 is far away from the center of the positioning plate 1 and drives the sliding rods 6 to move, the third gear 5 drives the second gear 4 to synchronously rotate through the engagement of the teeth 9 on the inner wall of one side of the gear groove 8 and the third gear 5, the first gear 3 is driven to rotate while the second gear 4 rotates, and other second gears 4 drive the corresponding third gears 5 to rotate when the first gear 3 rotates, so that a plurality of sliding rods 6 drive corresponding V-groove clamping blocks 7 to be mutually far away, other corners of the circuit board are placed in other V-groove clamping blocks 7, protection of each corner of the circuit board is realized, the moving collision of the circuit board is prevented, the operation of the device is more convenient through the linkage mechanism of the device, the installation efficiency of the circuit board is improved, a plurality of positioning plates 1 are independently arranged through the upright post 2, the device can adapt to circuit boards with different sizes in the same installation batch, thereby improving the adaptability of the device.

Referring to fig. 2 and 4, in this embodiment, two symmetrical compression springs 10 are installed in the positioning plate 1, each compression spring 10 is provided with a pull rod 11, each pull rod 11 is provided with a rack 12, the first gear 3 is provided with a fourth gear 13, the fourth gear 13 is meshed between the two racks 12, when the V-groove clamping blocks 7 are far away from each other, the first gear 3 drives the fourth gear 13 to rotate, the fourth gear 13 is meshed with the two racks 12, so that the two racks 12 realize relatively far away movement, the two compression springs 10 are compressively deformed through connection of the pull rods 11, when the V-groove clamping blocks 7 clamp a circuit board, the circuit board is automatically clamped by the V-groove clamping blocks 7 through transmission of a linkage mechanism, so that the stability of the circuit board installation is ensured, and the operation is more convenient.

Referring to fig. 4, in the present embodiment, a positioning chute 14 is formed in the positioning plate 1, two racks 12 are slidably mounted on two inner walls of the positioning chute 14, two compression springs 10 are mounted on two inner walls of the positioning chute 14, the positioning chute 14 provides lateral limitation for the racks 12, engagement between the racks 12 and the fourth gear 13 is ensured, and a supporting surface is provided for the compression springs 10, so that compression and rebound deformation of the compression springs 10 is ensured.

Referring to fig. 5, in this embodiment, a first positioning shaft 15 is installed in the positioning plate 1, and the first gear 3 and the fourth gear 13 are both rotatably installed on the first positioning shaft 15, and the first positioning shaft 15 provides a center of rotation for the first gear 3 and the fourth gear 13, and ensures that the first gear 3 and the fourth gear 13 always rotate at the same position, thereby ensuring engagement between the first gear 3 and the second gear 4, and engagement between the fourth gear 13 and the rack 12.

Referring to fig. 5, in this embodiment, a plurality of second positioning shafts 16 are installed in the positioning plate 1, and each adjacent second gear 4 and third gear 5 are rotatably installed on the same second positioning shaft 16, and the second positioning shaft 16 provides a center of rotation for the second gear 4 and third gear 5, so that the second gear 4 and third gear 5 are guaranteed to rotate at the same position all the time, and therefore, the engagement of the second gear 4 and the first gear 3, and the engagement of the third gear 5 and the inner teeth 9 of the slide bar 6 are guaranteed.

Referring to fig. 4-5, in this embodiment, the positioning plate 1 is provided with a plurality of limiting sliding grooves 17, each adjacent sliding rod 6 and V-groove clamping block 7 are slidably mounted in the same limiting sliding groove 17, and the limiting sliding grooves 17 provide moving guiding and moving space for the sliding rod 6 and the V-groove clamping block 7, so that the movement of approaching and moving away from each other between the plurality of sliding rods 6 and the V-groove clamping block 7 is realized.

Referring to fig. 2, in this embodiment, the V-shaped groove is provided on the V-shaped groove clamping block 7, and is in a right-angle shape, so that the right-angle-shaped V-shaped groove facilitates positioning the corner of the circuit board, and better protects the circuit board, thereby facilitating fixing the circuit board.

The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.

Claims

1. The utility model provides a multilayer circuit board that can prevent circuit board removal collision, includes a plurality of locating plate (1), its characterized in that: every two adjacent be provided with a plurality of stand (2) between locating plate (1), every locating plate (1) internal rotation is installed first gear (3), and the meshing all around of first gear (3) has a plurality of second gear (4), and third gear (5) are all installed to the bottom of every second gear (4), sliding installation has a plurality of slide bar (6) in locating plate (1), all installs V groove clamp splice (7) on every slide bar (6), all offered gear groove (8) on every slide bar (6), all be provided with a plurality of tooth (9) on the inner wall of one side of every gear groove (8), every third gear (5) respectively with tooth (9) intermeshing of corresponding position.

2. The multilayer circuit board capable of preventing a circuit board moving collision according to claim 1, wherein: two mutually symmetrical compression springs (10) are arranged in the positioning plate (1), pull rods (11) are arranged on each compression spring (10), racks (12) are arranged on each pull rod (11), a fourth gear (13) is arranged on the first gear (3), and the fourth gear (13) is meshed between the two racks (12).

3. The multilayer circuit board capable of preventing a circuit board moving collision according to claim 1, wherein: a positioning chute (14) is formed in the positioning plate (1), two racks (12) are respectively and slidably mounted on the inner walls of the two sides of the positioning chute (14), and two compression springs (10) are respectively mounted on the inner walls of the two ends of the positioning chute (14).

4. The multilayer circuit board capable of preventing a circuit board moving collision according to claim 1, wherein: a first positioning shaft (15) is arranged in the positioning plate (1), and the first gear (3) and the fourth gear (13) are both rotatably arranged on the first positioning shaft (15).

5. The multilayer circuit board capable of preventing a circuit board moving collision according to claim 1, wherein: a plurality of second positioning shafts (16) are arranged in the positioning plate (1), and each adjacent second gear (4) and third gear (5) are rotatably arranged on the same second positioning shaft (16).

6. The multilayer circuit board capable of preventing a circuit board moving collision according to claim 1, wherein: a plurality of limiting sliding grooves (17) are formed in the positioning plate (1), and each adjacent sliding rod (6) and each adjacent V-shaped groove clamping block (7) are slidably arranged in the same limiting sliding groove (17).

7. The multilayer circuit board capable of preventing a circuit board moving collision according to claim 1, wherein: v-shaped grooves are formed in the V-shaped groove clamping blocks (7), and are in right-angle shapes.