Anti-loosening parallel hanging plate

Abstract

The utility model discloses an anti-loosing parallel hanging plate which comprises a first hanging plate and a second hanging plate, the first hanging plate is provided with a bolt and penetrates through the second hanging plate, the bolt is sequentially provided with a flat gasket and a spring washer, a screw rod of the bolt is in threaded connection with a nut, so that the flat gasket is tightly pressed on the second hanging plate, and the spring washer is arranged on the second hanging plate. The second hanging plate is provided with a protruding connecting part, the connecting part is provided with a cavity for containing a nut, the cavity abuts against the outer wall of the nut, a locking cap is arranged on the outer wall of the connecting part, a threaded part is arranged in the locking cap, and the locking cap is in threaded connection with the bolt. Reversion of the nut due to external force vibration is avoided through the cavity; the friction force between the nut and the bolt is increased through the spring washer, meanwhile, the locking force between the bolt and the second hanging plate is improved through the threaded part, the bolt is prevented from reversing due to external force vibration, and the product has the advantages of improving the locking force and preventing looseness.

Description

TECHNICAL FIELD

[0001] The utility model relates to power fittings technical field especially relates to a parallel hanging plate of anti -loosening. BACKGROUND

[0002] The power line refers to the line used for transmitting electric energy between power plant, substation and power user. It is the important component of power supply system, and bears the task of transmitting and distributing electric energy. And in the component of power line needs the participation of numerous power fittings, and part of power fittings is directly connected, at this moment, parallel hanging plate is needed to connect different power fittings together to form complete line.

[0003] When the parallel scraper is used, a pin is inserted into one end of the bolt structure as a limiting structure of the nut to avoid the nut from slipping, but the pin made of pure metal wire has limited strength, and when the force of the nut abutting is too large, the pin may be broken. Therefore, the applicant has made beneficial design and found a method to solve the above problems. The technical scheme to be introduced below is generated in this background. SUMMARY

[0004] The utility model discloses a kind of parallel hanging plates of improving locking force, anti-loosening product to overcome the deficiency of the design of the above-mentioned traditional parallel hanging plate.

[0005] To solve the above problems, the utility model adopts the following technical scheme.

[0006] A kind of parallel hanging plate of anti-loosening, including first hanging plate, second hanging plate, the first hanging plate is equipped with bolt, and passes through second hanging plate, the bolt is equipped with flat washer, spring washer in sequence, the screw rod of the bolt is connected with nut, so that flat washer is tightly pressed on second hanging plate, the second hanging plate is equipped with the connecting portion of protruding, the connecting portion is equipped with the cavity of accommodating nut, the cavity and the outer wall of nut are mutually abutted, the outer wall of the connecting portion is equipped with locking cap, the locking cap is equipped with threaded portion in, and is connected with bolt in threaded connection.

[0007] Preferably, the outer wall of the connecting portion is equipped with external thread groove.

[0008] Preferably, the locking cap is equipped with internal thread groove, and is connected with external thread groove in threaded connection, the locking cap is equipped with abutting portion, and is in abutment with the end surface of nut, the outer wall of the locking cap is equipped with knurl.

[0009] Preferably, the screw rod end of the bolt is equipped with threaded hole, and is connected with threaded portion in threaded connection.

[0010] Preferably, the locking cap is equipped with chain, and one end of the chain is connected with second hanging plate and is fixed.

[0011] Preferably, the first and second hanging plates are provided with bent portions and are close to each other, and the bent portions are provided with through holes.

[0012] Beneficial effects:

[0013] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0014] This invention uses a cavity to restrict the nut after it is locked with the bolt, preventing the nut from reversing due to external vibration; a spring washer increases the friction between the nut and the bolt; and the threaded part increases the locking force between the bolt and the second mounting plate, preventing the bolt from reversing due to external vibration. This gives the product the advantages of improved locking force and anti-loosening. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of a parallel hanging plate for preventing loosening according to the present invention;

[0016] Figure 2 This is a side cross-sectional view of a parallel hanging plate for preventing loosening according to the present invention.

[0017] Figure 3 This utility model Figure 2 A partial enlarged view A of a type of anti-loosening parallel hanging plate;

[0018] Figure 4 This is an exploded view of a parallel hanging plate for preventing loosening according to this utility model;

[0019] The correspondence between the labels and component names in the attached figures is as follows:

[0020] Reference numerals: 1. First mounting plate; 2. Second mounting plate; 3. Bolt; 4. Nut; 5. Locking cap; 6. Chain; 7. Bending part; 21. Connecting part; 22. Cavity; 23. External thread groove; 31. Flat washer; 32. Spring washer; 33. Threaded hole; 51. Threaded part; 52. Internal thread groove; 53. Abutting part; 54. Knurling; 71. Through hole. Detailed Implementation

[0021] The technical solution of this utility model will be clearly and completely described below with reference to the embodiments. Obviously, the described embodiments are only some embodiments of this utility model, not all embodiments. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of this utility model.

[0022] In the description of the utility model, it needs to be understood that the directions or position relations indicated by the terms such as ''up'', ''down'', ''left'', ''right'' and the like are the directions or position relations shown based on the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular direction, be constructed and operated in a particular direction, and therefore cannot be understood as a limitation on the utility model.

[0023] In the embodiments of the utility model, ''and / or'' is only a description of the association relationship of the associated objects, which means that there can be three kinds of relationships, for example, A and / or B can mean that A exists alone, A and B exist simultaneously, and B exists alone. In addition, the character '' / '' in this paper generally represents that the front and rear associated objects have an ''or'' relationship.

[0024] Reference example Figures 1 to 4 A parallel hanging plate that prevents loosening, comprising a first hanging plate 1, a second hanging plate 2, the first hanging plate 1 is provided with a bolt 3, and the bolt 3 penetrates through the second hanging plate 2, the bolt 3 is sequentially provided with a flat washer 31 and a spring washer 32, the screw rod of the bolt 3 is threadedly connected with a nut 4, so that the flat washer 31 is tightly pressed against the second hanging plate 2, the second hanging plate 2 is provided with a protruding connecting portion 21, the connecting portion 21 is provided with a cavity 22 for accommodating the nut 4, the cavity 22 and the outer wall of the nut 4 abut against each other, the outer wall of the connecting portion 21 is provided with a locking cap 5, the locking cap 5 is provided with a threaded portion 51 inside and is threadedly connected to the bolt 3, the cavity 22 limits the nut 4 from being reversed due to external force vibration after being locked with the bolt 3, and the spring washer 32 increases the friction between the nut 4 and the bolt 3, thereby increasing the locking force.

[0025] It is worth mentioning that the outer wall of the connecting portion 21 is provided with an external thread groove 23.

[0026] It is worth mentioning that the locking cap 5 is provided with an internal thread groove 52 and is threadedly connected to the external thread groove 23, the locking cap 5 is provided with an abutting portion 53 and abuts against the end face of the nut 4, the outer wall of the locking cap 5 is provided with knurling 54, the locking cap 5 prevents the nut 4 from being separated from the cavity 22, and provides support for the threaded portion 51, when locking is needed, the flat washer 31 and the spring washer are sequentially sleeved on the screw rod of the bolt 3, the nut 4 is placed in the cavity 22, the bolt 3 is rotated to be connected with the nut 4, finally, the locking cap 5 is tightly fixed on the connecting portion 21, the abutting portion 53 abuts against the nut 4 and provides support for the nut 4, the bolt 3 is further rotated until the bolt 3 cannot be rotated, which represents that the locking and fixing are completed, and the knurling 54 increases the friction during rotation.

[0027] It is worth mentioning that the screw rod end of the bolt 3 is provided with a threaded hole 33 and is threadedly connected to the threaded portion 51, the threaded portion 51 cooperates with the threaded hole 33 to increase the locking force of the bolt 3 and the locking cap 5.

[0028] It is worth mentioning that the locking cap 5 is provided with a chain 6, one end of the chain 6 is connected and fixed with the second hanging plate 2,

[0029] The locking cap 5 is prevented from being lost after being disassembled by the chain 6;

[0030] It is worth mentioning that the first hanging plate 1 and the second hanging plate 2 are provided with bending parts 7 and are close to each other, and the bending parts 7 are provided with through holes 71.

[0031] The above design scheme can make the product have the advantages of good safety, good stability and good heat dissipation.

[0032] The above content is further detailed in combination with the specific embodiments, and cannot be determined that the specific embodiments of the utility model are limited to these descriptions. For ordinary skilled persons in the technical field of the utility model, without departing from the concept of the utility model, a number of simple deductions or substitutions can be made, which should be regarded as belonging to the protection range determined by the claims submitted by the utility model.

Claims

1. A parallel hanging plate for preventing loosening, comprising a first hanging plate (1) and a second hanging plate (2), wherein the first hanging plate (1) is provided with a bolt (3) passing through the second hanging plate (2), the bolt (3) is provided with a flat washer (31) and a spring washer (32) in sequence, and the bolt (3) is threadedly connected with a nut (4) so ​​that the flat washer (31) is pressed tightly against the second hanging plate (2), characterized in that: The second hanging plate (2) is provided with a protruding connecting part (21), the connecting part (21) is provided with a cavity (22) for accommodating the nut (4), the cavity (22) and the outer wall of the nut (4) are in abutment with each other, the outer wall of the connecting part (21) is provided with a locking cap (5), the locking cap (5) is provided with a threaded part (51) in the locking cap (5), and is threadedly connected to the bolt (3).

2. The anti-loose parallel hanger plate according to claim 1, wherein: The outer wall of the connecting part (21) is provided with an external thread groove (23).

3. The anti-loose parallel hanger plate according to claim 2, wherein: The locking cap (5) is provided with an internal thread groove (52) and is threadedly connected to the external thread groove (23), the locking cap (5) is provided with an abutting part (53) and abuts the end surface of the nut (4), and the outer wall of the locking cap (5) is provided with knurls (54).

4. The anti-loose parallel hanger plate according to claim 1, wherein: The threaded hole (33) is provided at the end of the screw rod of the bolt (3) and is threadedly connected to the threaded part (51).

5. The anti-loose parallel hanger plate according to claim 1, wherein: The locking cap (5) is provided with a chain (6), one end of the chain (6) is connected and fixed to the second hanging plate (2).

6. The anti-loose parallel hanger plate according to any one of claims 2 to 5, characterized in that: The first hanging plate (1) and the second hanging plate (2) are provided with a bending part (7) and are close to each other, and the bending part (7) is provided with a through hole (71).

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