CN213744387U

CN213744387U - Balance screw for fixing circuit board element

Info

Publication number: CN213744387U
Application number: CN202022035200.4U
Authority: CN
Inventors: 胡思亮; 李连军
Original assignee: Qianbaifu Intelligent Equipment Technology Jiangsu Co ltd
Current assignee: Qianbaifu Intelligent Equipment Technology Jiangsu Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-07-20
Anticipated expiration: 2030-09-16

Abstract

The utility model relates to the technical field of screws, and discloses a balance screw for fixing circuit board elements, which comprises a screw cap, wherein the upper part of the screw cap is provided with a clamping groove, the bottom of the clamping groove is fixedly connected with a spring, the other end of the spring is connected with a buffer plate, the bottom of the screw cap is fixedly connected with a barrier block, the bottom of the barrier block is fixedly connected with an action block, and the bottom of the action block is fixedly connected with a screw rod, can effectively prevent the screw from sliding.

Description

Balance screw for fixing circuit board element

Technical Field

The utility model belongs to the technical field of the screw, specifically be a circuit board component is fixed and is used balance screw.

Background

The screw is commonly used in machinery, electrical appliances, buildings and the like, is generally made of metal or plastic, is cylindrical, is called as a thread with grooves engraved with concave and convex surfaces, has the main function of connecting two objects or fixing the position of one object, can be removed or re-embedded at will without losing the efficiency, is larger in the diameter of the top part, is commonly circular, square or regular hexagon, can be rotated by a wrench if the top part is regular hexagon, and also has grooves on the front surface of the top part if the top part is circular, is convenient to use a corresponding screwdriver to rotate the screw, has the most common grooves of straight type, cross type and square, and has other shapes, and some screws can not be designed with the top part with larger diameter, for example, a fixed screw is an example, so that the screw can be locked into a workpiece completely without exposed parts.

However, when the conventional balance screw is used for fixing a circuit board element, a thread slipping phenomenon is easily generated, so that the balance screw is difficult to tighten and disassemble, and when the balance screw is forcibly tightened and disassembled, the circuit board element is easily damaged.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a circuit board component is fixed and is used balance screw, the current balance screw of effectual solution when fixed circuit board component produces smooth silk phenomenon easily, leads to balance screw to be difficult to tighten and dismantle, and when screwing in by force and dismantling, causes the problem of damage to the circuit board component easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixed balance screw that uses of circuit board component, includes the nut, the joint groove has been seted up on the upper portion of nut, the bottom fixedly connected with spring in joint groove, the other end of spring is connected with the buffer board, the bottom fixedly connected with of nut blocks the piece, the bottom fixedly connected with effect piece that blocks the piece, the bottom fixedly connected with screw rod of effect piece, self-tapping screw thread has been seted up to the lateral surface of screw rod.

Preferably, the bottom of the screw is provided with a screw tip, and the shape of the screw tip is conical.

Preferably, the outer side wall of the action block is provided with a buffer cushion, the buffer cushion comprises an upper clamping pad and a bottom clamping pad, clamping teeth are uniformly arranged on the viewing side of the upper clamping pad and the bottom clamping pad, the bottom of the upper clamping pad is meshed with the clamping teeth on the upper part of the bottom clamping pad, and the upper clamping pad is fixedly connected to the bottom of the blocking block.

Preferably, the shape of the buffer plate is hexagonal, the shape of the clamping groove is hexagonal pile shape, and the shape of the buffer plate is matched with the shape of the clamping groove.

Preferably, the shape of the horizontal cross section of the screw cap is hexagonal, and the shape of the horizontal cross section of the blocking block is circular.

Preferably, the shape of the horizontal cross section of the buffer pad is circular, and the buffer pad is an insulating rubber buffer pad.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the clamping groove arranged in the nut, when the nut slides, the screw can be effectively rotated by inserting a wrench into the clamping groove, by arranging the spring and the buffer plate, external dust and sundries can be effectively prevented from falling into the clamping groove, the blockage of the clamping groove is avoided, by arranging the buffer block, when the circuit board element is fixed by the screw, the circuit board element can be buffered, the screw is prevented from rubbing against the circuit board element and damaging the circuit board element, the screw can be effectively fixed, the screw is prevented from falling off, by arranging the screw and the self-tapping thread, the circuit board element can be fixed by rotating the fixed circuit board element, when the insulating rubber buffer cushion can effectively prevent the circuit board element from electric leakage, the buffer cushion can block the current, the current is prevented from being transmitted through the screw, and workers can better perform dismantling work, the screw is simple in structure, low in manufacturing cost and high in functionality, and can effectively prevent the screw from slipping.

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 structural view of the present invention;

FIG. 2 is a schematic view of the self-tapping thread structure of the present invention;

fig. 3 is a schematic diagram of the structure of the buffer plate of the present invention.

In the figure: 100. a nut; 110. a clamping groove; 120. a spring; 130. a buffer plate; 200. a blocking block; 300. An action block; 400. a cushion pad; 410. an upper clamping pad; 420. a bottom clamping pad; 500. a screw; 510. A screw tip; 600. and (4) self-tapping threads.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 work belong to the protection scope of the present invention.

In a first embodiment, as shown in fig. 1, 2 and 3, the nut assembly includes a nut 100, a clamping groove 110 is formed in an upper portion of the nut 100, a spring 120 is fixedly connected to a bottom of the clamping groove 110, another end of the spring 120 is connected to a buffer plate 130, a blocking block 200 is fixedly connected to a bottom of the nut 100, an action block 300 is fixedly connected to a bottom of the blocking block 200, a screw 500 is fixedly connected to a bottom of the action block 300, and a self-tapping thread 600 is formed on an outer side surface of the screw 500.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 2, the screw tip 510 is arranged at the bottom of the screw 500, and the screw tip 510 is conical in shape, so that the screw can be better rotated and better work of the screw can be assisted by the screw tip 510 arranged at the bottom of the screw 500.

Third embodiment, on the basis of the first embodiment, as shown in fig. 1, a buffer 400 is disposed on the outer side wall of the action block 300, the buffer 400 includes an upper clamping pad 410 and a bottom clamping pad 420, clamping teeth are uniformly disposed on the viewing sides of the upper clamping pad 410 and the bottom clamping pad 420, the bottom of the upper clamping pad 410 is engaged with the clamping teeth on the upper part of the bottom clamping pad 420, and the upper clamping pad 410 is fixedly connected to the bottom of the blocking block 200.

In the fourth embodiment, based on the first embodiment, as shown in fig. 3, the shape of the buffer plate 130 is hexagonal, the shape of the snap-in groove 110 is hexagonal, and the shape of the buffer plate 130 matches the shape of the snap-in groove 110, so that when the nut 100 is screwed, a hexagonal wrench can be inserted into the snap-in groove 110, and the screw can be turned.

In the fifth embodiment, based on the first embodiment, as shown in fig. 2, the outer side of the nut 100 is hexagonal, the outer side of the stop block 200 is circular, so that a worker can tighten the nut 100 with a wrench on a screw, and the circular stop block 200 can limit the position of the bottom of the wrench when the wrench is turned, thereby preventing the wrench from contacting with a circuit board component.

Sixth embodiment, on the basis of first embodiment, given by fig. 1, the shape of the horizontal cross section of bumper 400 is circular, and bumper 400 is insulating type rubber bumper, and when insulating type rubber bumper can effectually prevent the circuit board electric leakage, bumper 400 can block the electric current, prevents that the electric current from passing through the screw and passing electricity for the better work of demolising of workman.

The working principle is as follows: this novel scheme is when concrete implementation, through setting up the inside joint groove 110 that sets up of nut 100, can be effectual when nut 100 smooth silk, insert joint groove 110 through using the spanner and rotate the screw, can effectually prevent that outside dust and debris from falling into the inside of joint groove 110 through being provided with spring 120 and buffer board 130, avoid causing the jam to joint groove 110, through being provided with buffer block 400, can effectually prevent when fastening nut 100, nut 100 can the friction circuit board, and can cushion nut 100, can effectually prevent that the screw is not hard up, can prescribe a limit to the position of buffer block 400 through being provided with block piece 200 and effect piece 300, can assist the better work of 400, through being provided with screw 500 and self-tapping screw 600, can fix circuit board component through rotating fixed circuit board component, can assist better fixing circuit board component.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A circuit board component is fixed and is used balanced screw which characterized in that: including nut (100), joint groove (110) have been seted up on the upper portion of nut (100), bottom fixedly connected with spring (120) of joint groove (110), the other end of spring (120) is connected with buffer board (130), the bottom fixedly connected with of nut (100) blocks piece (200), the bottom fixedly connected with that blocks piece (200) has effect piece (300), the bottom fixedly connected with screw rod (500) of effect piece (300), self tapping screw thread (600) have been seted up to the lateral surface of screw rod (500).

2. The balance screw for fixing a circuit board member according to claim 1, wherein: the bottom of the screw rod (500) is provided with a screw tip (510), and the shape of the screw tip (510) is conical.

3. The balance screw for fixing a circuit board member according to claim 1, wherein: the lateral wall of action piece (300) is provided with blotter (400), blotter (400) are including upper portion joint pad (410) and bottom joint pad (420), upper portion joint pad (410) with the looks side of bottom joint pad (420) has evenly seted up the joint tooth, just upper portion joint pad (410) bottom with the joint tooth of bottom joint pad (420) upper portion meshes mutually, upper portion joint pad (410) fixed connection is in the bottom of stopping block (200).

4. The balance screw for fixing a circuit board member according to claim 1, wherein: the buffer plate (130) is hexagonal, the clamping groove (110) is hexagonal pile-shaped, and the buffer plate (130) is matched with the clamping groove (110) in shape.

5. The balance screw for fixing a circuit board member according to claim 1, wherein: the shape of the horizontal cross section of the nut (100) is hexagonal, and the shape of the horizontal cross section of the stop block (200) is circular.

6. The balance screw for fixing a circuit board member according to claim 3, wherein: the horizontal cross section of the buffer pad (400) is circular, and the buffer pad (400) is an insulating rubber buffer pad.