CN216691805U

CN216691805U - Combined nut assembly

Info

Publication number: CN216691805U
Application number: CN202123339587.3U
Authority: CN
Inventors: 赵文杰
Original assignee: Jingjiang Jiuliang Fastener Manufacturing Co ltd
Current assignee: Jingjiang Jiuliang Fastener Manufacturing Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-06-07
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses a combined nut component, which relates to the technical field of nut components and comprises a lower nut, wherein a backing plate is fixedly connected to the lower side surface of the lower nut, an anti-loosening part is connected to the inner wall of the lower nut in a threaded manner, first cavities are formed in the left side and the right side of the upper side surface of the lower nut, first springs are fixedly connected to the upper sides of the inner walls of the two first cavities, first limiting plates are fixedly connected to the lower ends of the two first springs, first round holes are formed in the upper side surfaces of the two first limiting plates, compression bars are fixedly connected to the inner walls of the two first round holes, and the upper ends of the two compression bars penetrate through the upper sides of the inner walls of the first cavities to the upper side surface of the lower nut. According to the utility model, the nut and the bolt are locked again while the threads are locked, so that the integral locking is firmer, the nut and the bolt are prevented from being separated under the vibration generated by the operation of the device, the potential safety hazard is caused in the device, and the great loss is avoided.

Description

Combined nut assembly

Technical Field

The utility model relates to the technical field of nut assemblies, in particular to a combined nut assembly.

Background

The nut is a nut, and is screwed together with a bolt or a screw rod to play a role in fastening, an element which is necessary for all production and manufacturing machines is divided into carbon steel, stainless steel, nonferrous metal (such as copper) and other types according to different materials, the nut is a part for tightly connecting mechanical equipment, and the nut and the bolt with the same specification can be connected together through threads on the inner side.

Most of existing nuts are only locked through simple threads or reinforced through gaskets, but are easy to loosen after being used for a period of time, timing inspection is not conducted, the nuts are loose, the whole device is prone to loosening, hidden dangers are generated, and losses are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a combined nut assembly, which aims to solve the problems that most of the existing nuts proposed in the background art are only locked through simple threads or reinforced through a gasket, but are easy to loosen after being used for a period of time, and meanwhile, the nuts are loosened without timing inspection, so that the whole device is easy to loosen, hidden dangers are generated, and loss is caused.

In order to achieve the purpose, the utility model provides the following technical scheme: a combined nut component comprises a lower nut, a backing plate is fixedly connected with the surface of the lower side of the lower nut, the inner wall of the lower nut is in threaded connection with an anti-loosening piece, the left side and the right side of the upper side surface of the lower nut are respectively provided with a first cavity, the upper sides of the inner walls of the two first cavities are respectively and fixedly connected with a first spring, the lower ends of the two first springs are respectively and fixedly connected with a first limiting plate, the upper side surfaces of the two first limiting plates are respectively provided with a first round hole, the inner walls of the two first round holes are respectively and fixedly connected with a pressure rod, the upper ends of the two pressure rods respectively penetrate through the upper side of the inner wall of the first cavity to the upper side surface of the lower nut, the second cavity, two have all been seted up to the left and right sides on backing plate downside surface the lower extreme of depression bar all runs through the downside of first cavity inner wall to the inside of second cavity, two the equal fixedly connected with second limiting plate of lower extreme of depression bar.

Preferably, the inner wall fixedly connected with rubber gasket of backing plate, two the sliding tray, two have all been seted up to the downside of second cavity inner wall the equal fixedly connected with second spring in opposite one side of sliding tray inner wall, two the equal sliding connection in downside of sliding tray inner wall has the slider, two the relative one end of second spring is connected with the opposite side fixed surface of corresponding slider respectively.

Preferably, the upper side surfaces of the two sliding blocks are fixedly connected with clamping blocks, and the opposite side surfaces of the two sliding blocks respectively penetrate through the opposite side of the inner wall of the second cavity to the inside of the backing plate.

Preferably, the inner wall of the anti-loosening element is in threaded connection with a bolt, and clamping grooves matched with the clamping blocks are formed in the surfaces of the front side and the rear side of the bolt.

Preferably, the upper side surface of the lower nut is provided with a first anti-slip groove.

Preferably, the upper side of the bolt rod wall is in threaded connection with an upper nut, and the lower side surface of the upper nut is provided with a second anti-slip groove matched with the first anti-slip groove.

The utility model has the technical effects and advantages that:

1. through setting up lower nut, backing plate, anti-loosening piece, first cavity, first spring, first limiting plate, depression bar, second cavity, second limiting plate, when carrying out screw thread locking, lock nut and bolt once more for whole locking is more firm, has avoided the nut to lead to nut and bolt to break away from under the vibration that the device function produced, makes the device have the potential safety hazard, avoids causing great loss.

2. Through setting up backing plate, second cavity, rubber gasket, sliding tray, second spring, slider, fixture block, when using device, it is more firm to the locking of bolt, prevents not hard up, through setting up anti-loosening piece, fixture block, bolt, draw-in groove, more firm when the nut locks the bolt, prevent that the vibration from leading to the nut not hard up, break away from the bolt.

3. Through setting up lower nut, bolt, first antiskid groove, upper nut, second antiskid groove for upper nut and lower nut locking are more firm, avoid the not hard up that leads to, the potential safety hazard of appearance.

Drawings

Fig. 1 is a schematic overall perspective structure of the present invention.

Fig. 2 is a schematic view of the front plane structure of the upper nut of the present invention.

Fig. 3 is a schematic view of the upper side structure of the upper nut of the present invention.

Fig. 4 is a schematic view of the lower side structure of the lower nut of the present invention.

In the figure: 1. a lower nut; 2. a base plate; 3. an anti-loosening element; 4. a first cavity; 5. a first spring; 6. a first limit plate; 8. a pressure lever; 9. a second cavity; 10. a second limiting plate; 11. a rubber gasket; 12. a sliding groove; 13. a second spring; 14. a slider; 15. a clamping block; 16. a bolt; 17. a card slot; 18. a first anti-slip groove; 19. screwing a nut; 20. and a second anti-slip groove.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a combined nut assembly as shown in figures 1-4, which comprises a lower nut 1, a backing plate 2 is fixedly connected to the lower side surface of the lower nut 1, an anti-loosening element 3 is connected to the inner wall of the lower nut 1 in a threaded manner, first cavities 4 are respectively formed in the left side and the right side of the upper side surface of the lower nut 1, first springs 5 are respectively fixedly connected to the upper sides of the inner walls of the two first cavities 4, first limiting plates 6 are respectively fixedly connected to the lower ends of the two first springs 5, first circular holes are respectively formed in the upper side surfaces of the two first limiting plates 6, compression bars 8 are respectively fixedly connected to the inner walls of the two first circular holes, the upper ends of the two compression bars 8 respectively penetrate through the upper side of the inner wall of the first cavity 4 to the upper side surface of the lower nut 1, second cavities 9 are respectively formed in the left side and the right side of the lower side surface of the backing plate 2, and the lower ends of the two compression bars 8 respectively penetrate through the lower sides of the inner wall of the first cavity 4 to the inside of the second cavity 9, the second limiting plate 10 is fixedly connected to the lower ends of the two pressing rods 8, and when the threads are locked, the nuts and the bolts 16 are locked again, so that the whole locking is firmer, the nuts are prevented from being separated from the bolts 16 due to the fact that the nuts vibrate during operation of the device, potential safety hazards exist in the device, and great loss is avoided.

As shown in fig. 2, inner wall fixedly connected with rubber gasket 11 of backing plate 2, sliding tray 12 has all been seted up to the downside of two second cavity 9 inner walls, the equal fixedly connected with second spring 13 in opposite one side of two sliding tray 12 inner walls, the equal sliding connection of downside of two sliding tray 12 inner walls has slider 14, the relative one end of two second springs 13 is connected with the opposite side fixed surface of corresponding slider 14 respectively, the equal fixedly connected with fixture block 15 in upside surface of two sliders 14, the relative side surface of two sliders 14 runs through the relative one side of second cavity 9 inner walls to the inside of backing plate 2 respectively, in the time of using device, locking to bolt 16 is more firm, prevent not hard up.

As shown in fig. 1, the inner wall of the locking member 3 is connected with a bolt 16 through threads, and the front and rear side surfaces of the bolt 16 are provided with clamping grooves 17 matched with the clamping blocks 15, so that the bolt 16 is locked by the nut more stably, and the nut is prevented from loosening and separating from the bolt 16 due to vibration.

As shown in fig. 3 and 4, the upper surface of the lower nut 1 is provided with a first anti-slip groove 18, the upper thread of the bolt 16 is connected with an upper nut 19, and the lower surface of the upper nut 19 is provided with a second anti-slip groove 20 matched with the first anti-slip groove 18, so that the upper nut 19 and the lower nut 1 are locked more firmly, and the loosening and the potential safety hazard are avoided.

The working principle of the utility model is as follows: when the device is used, the bolt 16 is placed in a hole to be installed, after the installation is finished, the lower nut 1 is connected to the bolt 16 through the anti-loosening piece 3 in a threaded mode until the bolt is rotated to a clamping position, the rubber gasket 11 in the backing plate 2 plays an anti-skidding role on the bolt 16, the upper nut 19 is connected to the bolt 16 in a threaded mode, and the second anti-skidding groove 20 in the upper nut 19 is locked with the first anti-skidding groove 18 in the lower nut 1;

when the upper nut 19 and the lower nut 1 are locked, the two pressing rods 8 move downwards in the first cavity 4 in the lower nut 1 again until the pressing rods 8 are completely pressed down, when the pressing rods 8 press downwards, the first springs 5 in the first cavities 4 are driven to stretch in the downward moving process of the first limiting plate 6, meanwhile, the second limiting plates 10 on the pressing rods 8 in the second cavities 9 support the clamping blocks 15 out, the clamping blocks 15 slide in the sliding grooves 12 through the sliding blocks 14, the second springs 13 are driven to stretch, the clamping blocks 15 clamp the clamping grooves 17 in the bolts 16, and looseness is prevented.

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 or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a modular nut component, includes lower nut (1), its characterized in that: lower side fixed surface of lower nut (1) is connected with backing plate (2), the inner wall threaded connection of lower nut (1) has anti-loosening member (3), first cavity (4), two have all been seted up to the left and right sides on lower nut (1) side surface the first spring (5), two of the equal fixedly connected with in upside of first cavity (4) inner wall the first limiting plate (6), two of the equal fixedly connected with in lower extreme of first spring (5) the first round hole has all been seted up, two to the side surface of the upside of first limiting plate (6) the equal fixedly connected with depression bar (8), two to the side surface of lower nut (1) of the upside that first cavity (4) inner wall all is run through to the upper end of depression bar (8), second cavity (9) have all been seted up to the left and right sides on backing plate (2) side surface, two the lower extreme of depression bar (8) all runs through the downside of first cavity (4) inner wall to the interior side surface of second cavity (9) And the lower ends of the two pressing rods (8) are fixedly connected with second limiting plates (10).

2. The composite nut assembly of claim 1 wherein: inner wall fixedly connected with rubber gasket (11) of backing plate (2), two sliding tray (12), two have all been seted up to the downside of second cavity (9) inner wall the equal fixedly connected with second spring (13), two in opposite one side of sliding tray (12) inner wall the equal sliding connection of downside of sliding tray (12) inner wall has slider (14), two the relative one end of second spring (13) is connected with the opposite side fixed surface of corresponding slider (14) respectively.

3. The composite nut assembly of claim 2 wherein: the upper side surfaces of the two sliding blocks (14) are fixedly connected with clamping blocks (15), and the opposite side surfaces of the two sliding blocks (14) penetrate through the opposite side of the inner wall of the second cavity (9) to the inside of the backing plate (2) respectively.

4. The composite nut assembly of claim 3 wherein: the inner wall of the anti-loosening piece (3) is in threaded connection with a bolt (16), and clamping grooves (17) matched with the clamping blocks (15) are formed in the surfaces of the front side and the rear side of the bolt (16).

5. The composite nut assembly of claim 4 wherein: the upper side surface of the lower nut (1) is provided with a first anti-slip groove (18).

6. The composite nut assembly of claim 5 wherein: the upper side of the rod wall of the bolt (16) is in threaded connection with an upper nut (19), and the lower side surface of the upper nut (19) is provided with a second anti-skid groove (20) matched with the first anti-skid groove (18).