CN209914215U

CN209914215U - Clamping and fixing structure for mounting circuit board

Info

Publication number: CN209914215U
Application number: CN201920240794.7U
Authority: CN
Inventors: 刘志刚
Original assignee: Nanjing Xingshuo Electronic Technology Co Ltd
Current assignee: Nanjing Xingshuo Electronic Technology Co Ltd
Priority date: 2019-02-26
Filing date: 2019-02-26
Publication date: 2020-01-07
Anticipated expiration: 2029-02-26

Abstract

The utility model discloses a clamping and fixing structure for circuit board installation, which comprises a fixing frame, two screw sleeves are fixedly installed on both sides of the fixing frame, the screw sleeves pass through the fixing frame for arrangement, a screw rod is installed in the screw sleeve internal thread, one end of the screw rod is provided with a rotary handle, one end of the screw rod far away from the rotary handle is connected with a buffer spring, one end of the buffer spring far away from the screw sleeves is fixedly connected with an L-shaped clamping plate, the top end of the L-shaped clamping plate is provided with a threaded column, the threaded column passes through the L-shaped clamping plate for arrangement, the top end of the threaded column is provided with a handle, one end of the threaded column far away from the handle is connected with a second rubber pad, the inner side wall of the L-shaped clamping plate is adhered with a first rubber pad, the arranged buffer spring avoids rigid contact, the stability and integrity of the structure are improved, the practicability is high, greatly improving the use functionality and ensuring the use effect and the use benefit.

Description

Clamping and fixing structure for mounting circuit board

Technical Field

The utility model relates to a circuit board erection equipment field, in particular to centre gripping fixed knot constructs for circuit board installation.

Background

The circuit board has the name: circuit board, PCB board, aluminium base board, high frequency board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board etc.. The circuit board makes circuit miniaturation, direct-viewing, plays important role with electrical apparatus overall arrangement to fixed circuit's batch production and optimization, and the circuit board is in the course of working, because the accuracy nature of processing, so need fix the circuit board, prevents that the circuit board from removing and leading to the processing failure, and traditional circuit board fixing device carries inconveniently, and is not nimble enough when using, can not carry out fixed mounting to the circuit board, easily destroys circuit board inner member when using.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a centre gripping fixed knot constructs for circuit board installation.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model discloses a centre gripping fixed knot constructs for circuit board installation, including fixed frame, the equal fixed mounting in fixed frame both sides has two swivel nuts, the swivel nut passes fixed frame setting, the screw rod is installed to the swivel nut internal thread, the one end of screw rod is equipped with the swing handle, the one end that the swing handle was kept away from to the screw rod is connected with buffer spring, buffer spring keeps away from the one end fixedly connected with L type grip block of swivel nut, L type grip block top is equipped with the screw thread post, just the screw thread post passes L type grip block setting, the top of screw thread post is equipped with the handle, the one end that the handle was kept away from to the screw thread post is connected with the second rubber pad, L type grip block inside wall glues even has first rubber pad.

As an optimal technical scheme of the utility model, the vertical section of L type grip block and swivel nut is L shape structure setting, just set up the screw hole with screw thread post looks adaptation on the L type grip block.

As a preferred technical scheme of the utility model, a plurality of winding displacement holes have been seted up on one side of fixed frame, be equipped with a plurality of louvres on fixed frame and the opposite one side in winding displacement hole.

As an optimized technical proposal of the utility model, the handle and the rotating handle are all provided with anti-skid rubber layers.

As an optimized technical solution of the present invention, the wire arranging holes are provided with at least six.

The utility model discloses the beneficial effect who reaches is: the utility model discloses a circuit board installation is with centre gripping fixed knot structure, compact structure, convenient operation, the fixed effect is good, put the circuit board on it through the fixed frame that sets up, the swing handle through rotatory fixed frame both sides drives two screw rods and is close to each other, make the screw rod drive L type grip block, be equipped with first rubber pad and second rubber pad respectively on the inside wall of L type grip block and the bottom of screw thread post, can avoid pressing from both sides hindering the work piece surface, simple to operate, when the circuit board is fixed between L type grip block of both sides, through rotating the handle rotation of L type grip block top, thereby drive the screw thread post and move downwards, make the second rubber pad move downwards and contact with the circuit board, guarantee the stability of circuit board, thereby the circuit board is installed and is held and fixed better, because one end of screw rod is connected with buffer spring, can play the buffering effect when the centre gripping is fixed to the circuit board, the internal components of the circuit board extrude excessively to cause damage when avoiding the centre gripping, avoids rigid contact, improves the stability and the integrality of structure, has very high practicality, promotes distance about the adjustment of L type grip block through the screw rod, conveniently adapts to the circuit board structural installation of different sizes and length, and the adaptability is wider, has promoted service function nature greatly, guarantees its result of use and benefit.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of the thread insert structure of the present invention.

In the figure: 1. a fixed frame; 2. a wire arranging hole; 3. a threaded sleeve; 4. a screw; 5. turning a handle; 6. a buffer spring; 7. an L-shaped clamping plate; 8. a handle; 9. heat dissipation holes; 10. a circuit board; 11. a first rubber pad; 12. a threaded post; 13. and a second rubber pad.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example 1

As shown in fig. 1-3, a circuit board installation is with centre gripping fixed knot structure, including fixed frame 1, the equal fixed mounting in fixed frame 1 both sides has two swivel nuts 3, swivel nut 3 passes fixed frame 1 and sets up, screw rod 4 is installed to 3 internal threads of swivel nut, the one end of screw rod 4 is equipped with swing handle 5, the one end that swing handle 5 was kept away from to screw rod 4 is connected with buffer spring 6, buffer spring 6 keeps away from one end fixedly connected with L type grip block 7 of swivel nut 3, L type grip block 7 top is equipped with screw post 12, and screw post 12 passes L type grip block 7 and sets up, the top of screw post 12 is equipped with handle 8, the one end that handle 8 was kept away from to screw post 12 is connected with second rubber pad 13, the inside wall of L type grip block 7 glues and has first rubber pad 11.

The vertical section of L type grip block 7 and swivel nut 3 is L shape structure setting, and set up the screw hole with screw thread post 12 looks adaptation on the L type grip block 7, has seted up a plurality of winding displacement holes 2 on one side of fixed frame 1, is equipped with a plurality of louvres 9 on one side that fixed frame 1 and winding displacement hole 2 are mutually opposite, all is equipped with non-slip rubber layer on handle 8 and the swing handle 5, and winding displacement hole 2 is provided with six at least, makes things convenient for the electronic component winding displacement in the circuit board 10 to use.

Specifically, the utility model discloses a circuit board installation is with centre gripping fixed knot structure, compact structure, convenient operation, fixed effectual, put circuit board 10 on through the fixed frame 1 that sets up, drive two screw rods 4 through the twist grip 5 of rotatory fixed frame 1 both sides and be close to each other, make screw rod 4 drive L type grip block 7, be equipped with first rubber pad 11 and second rubber pad 13 respectively on the inside wall of L type grip block 7 and the bottom of screw thread post 12, can avoid pressing from both sides hindering the work piece surface, simple to operate, when circuit board 10 is fixed between L type grip block 7 of both sides, through rotating the handle 8 rotation of L type grip block 7 top, thereby drive screw thread post 12 and move down, make second rubber pad 13 move down and contact with circuit board 10, guarantee the stability of circuit board 10, thereby better to circuit board 10 installation centre gripping and fixed, because the one end of screw rod 4 is connected with buffer spring 6, can play the buffering effect when the centre gripping is fixed to circuit board 10, the damage excessively causes in the extrusion of circuit board 10 internal component when avoiding the centre gripping, avoid the rigidity contact, improve the stability and the integrality of structure, have very high practicality, promote L type grip block 7 through screw rod 4 and adjust left and right sides distance, conveniently adapt to the circuit board 10 structural installation of different sizes and length, the adaptability is wider, the service function nature has been promoted greatly, guarantee its result of use and benefits of use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The clamping and fixing structure for installing the circuit board is characterized by comprising a fixing frame (1), wherein two screw sleeves (3) are fixedly installed on two sides of the fixing frame (1), the screw sleeves (3) penetrate through the fixing frame (1) to be arranged, screw rods (4) are installed in the screw sleeves (3) in an internal thread mode, rotary handles (5) are arranged at one ends of the screw rods (4), one ends, far away from the rotary handles (5), of the screw rods (4) are connected with buffer springs (6), one ends, far away from the screw sleeves (3), of the buffer springs (6) are fixedly connected with L-shaped clamping plates (7), threaded columns (12) are arranged at the top ends of the L-shaped clamping plates (7), the threaded columns (12) penetrate through the L-shaped clamping plates (7) to be arranged, handles (8) are arranged at the top ends of the threaded columns (12), one ends, far away from the handles (8), of the threaded columns (12) are connected, a first rubber pad (11) is adhered to the inner side wall of the L-shaped clamping plate (7).

2. The clamping and fixing structure for mounting the circuit board as recited in claim 1, wherein the L-shaped clamping plate (7) and the threaded sleeve (3) are both provided with an L-shaped structure in vertical section, and the L-shaped clamping plate (7) is provided with a threaded hole adapted to the threaded column (12).

3. The clamping and fixing structure for mounting the circuit board according to claim 1, wherein a plurality of wire arranging holes (2) are formed on one side of the fixing frame (1), and a plurality of heat dissipating holes (9) are formed on the opposite side of the fixing frame (1) and the wire arranging holes (2).

4. The clamping and fixing structure for mounting the circuit board according to claim 1, wherein the handle (8) and the rotary handle (5) are both provided with anti-slip rubber layers.

5. A holding and fixing structure for mounting a circuit board according to claim 3, wherein said wiring hole (2) is provided with a minimum of six.