CN210830111U - Anti-loosening threaded fastener - Google Patents

Abstract

The utility model discloses a locking threaded fastener that moves, include: locking mechanism and spacing gasket in nut one side are installed in hood, threaded rod, nut, matching, the threaded rod is fixed to be set up at a lateral wall of hood, the nut cover is established outside the threaded rod, the installation of a spacing gasket laminating nut lateral wall, and spacing gasket with nut fixed connection, spacing gasket internally mounted has exhaust portion, locking mechanism includes spacing subassembly, No. two spacing subassemblies. The utility model discloses simple structure, it is convenient to use, through being equipped with locking mechanism, utilizes the interlock of a spacing subassembly, No. two spacing subassemblies and threaded rod under, can fix a position the processing to the nut, and a spacing subassembly, No. two spacing subassemblies are the tilting structure, can be synchronous carry out good spacing processing to the nut, can effectually consolidate positioning operation to the nut simultaneously, and the effectual nut of avoiding takes place not hard up situation.

Description

Anti-loosening threaded fastener

Technical Field

The utility model relates to a connecting piece technical field specifically is an anti-loosening threaded fastener.

Background

The nut is also called as a nut and is a fixing tool, the center of the nut is provided with a hole, the inner side of the hole is provided with threads, the nut is often shared with screws with the same size to fix a related joint part, if the nut is loosened by environmental factors such as vibration, the nut and a screw rod are matched to use, the nut can effectively position and install a workpiece, and meanwhile, when the conventional threaded rod and the nut are matched to use, the conventional threaded rod and the nut cannot be fastened and connected, and the overall stability is poor.

The prior art has the following defects: when current threaded rod and nut are matchd and are used, often can't be when carrying out the fastening connection, overall stability is relatively poor, simultaneously after the fastening is accomplished, often very easily take place not hard up situation and take place, consequently very big reduction the effect of integral joint department, reduced the stability of whole location connection, be not convenient for whole use, traditional fastener very easily causes local corrosion when long-time external use simultaneously, the follow-up dismantlement of being not convenient for has reduced the whole life of connecting piece.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking threaded fastener that moves to solve current threaded rod and nut when matching the use, often unable when carrying out fastening connection, overall stability is relatively poor, and simultaneously after the fastening is accomplished, often very easily takes place not hard up situation and takes place, consequently very big reduction the effect scheduling problem of integral joint department.

In order to achieve the above object, the utility model provides a following technical scheme: a locking threaded fastener comprising: locking mechanism and spacing gasket in nut one side are installed in hood, threaded rod, nut, matching, the fixed lateral wall that sets up at the hood of threaded rod, the nut cover is established outside the threaded rod, spacing gasket laminating nut lateral wall installation, and spacing gasket with nut fixed connection, spacing gasket internally mounted has the exhaust portion, locking mechanism includes spacing subassembly No. one, No. two spacing subassemblies, spacing subassembly No. one, No. two spacing subassemblies are installed respectively on nut top, bottom, the end department of spacing subassembly No. one, No. two spacing subassemblies all is connected with the threaded rod interlock through the mounting thread groove, and spacing subassembly No. one, No. two spacing subassemblies pass through the screw thread and are connected with the threaded rod interlock.

Preferably, the exhaust portion includes a plurality of groups air guide hole, circulation chamber and discharge port, the circulation chamber inlays to be established inside spacing gasket, a plurality of groups air guide hole evenly installs the end department at spacing gasket, and a plurality of groups air guide hole and the inside intercommunication of circulation chamber, the discharge port is seted up in circulation chamber both sides, can effectually accelerate local gaseous circulation, has improved whole life.

Preferably, the through hole that runs through that the threaded rod matches is seted up in the inside center department of spacing gasket, and the whole ring form structure that is of spacing gasket has strengthened the monolithic connection stability.

Preferably, the top cap is made of steel, and the top cap is a hexagonal top cap.

Preferably, the first limiting assembly and the second limiting assembly are the same in size, and the first limiting assembly and the second limiting assembly are both of inclined structures, so that the overall limiting effect is guaranteed.

Preferably, the first limiting assembly and the second limiting assembly are of semi-arc structures, and the bottom ends of the first limiting assembly and the second limiting assembly and the inner thread lines of the nuts are located on the same horizontal line.

The utility model provides a locking threaded fastener that moves possesses following beneficial effect:

(1) the utility model discloses a pass the workpiece to be positioned with the threaded rod, utilize the swivel nut afterwards, and then but synchronous drive spacing gasket and nut carry out the synchronous motion work on the threaded rod, under the centre gripping of spacing gasket and nut to realized the quick location fixed work to the work piece, guaranteed the stable effect of monolithic connection, through being equipped with locking mechanism, utilize spacing subassembly No. one, under the interlock of spacing subassembly No. two and threaded rod, can fix a position the processing to the nut, avoid the nut to take place not hard up situation.

(2) The utility model discloses a set up spacing subassembly No. one, No. two spacing subassemblies are the tilting structure, in the concrete installation, can be synchronous carry out good spacing processing to the nut, and the effectual nut that avoids takes place not hard up situation, whole stable in use effect has been guaranteed, simultaneously through being equipped with the exhaust portion, spacing gasket contacts with the work piece, very easily cause the local corrosion of spacing gasket and work piece, the follow-up dismantlement of being not convenient for, consequently through a plurality of air guide holes of group and circulation chamber combined action down can effectually accelerate local gaseous circulation, whole life has been improved.

Drawings

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

FIG. 2 is a schematic view of the connection between the nut and the threaded rod of the present invention;

FIG. 3 is a schematic structural view of the anti-loosening mechanism of the present invention;

fig. 4 is an enlarged schematic view of the position a in fig. 3.

In the figure: 1. a top cap; 2. a threaded rod; 3. a nut; 4. a locking mechanism; 5. a limiting gasket; 6. an exhaust section; 7. a first limit component; 8. a second limiting component; 9. an air vent; 10. a flow-through chamber; 11. and a discharge port.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a locking threaded fastener comprising: locking mechanism 4 and spacing gasket 5 in 3 one sides of nut are installed in hood 1, threaded rod 2, nut 3, matching, 2 fixed settings of threaded rod are at a lateral wall of hood 1, 3 covers of nut are established in 2 outsides of threaded rod, 3 lateral walls of 5 laminating nuts of spacing gasket are installed, and spacing gasket 5 with 3 fixed connection of nut, 5 internally mounted of spacing gasket have exhaust portion 6, locking mechanism 4 includes spacing subassembly 7, No. two spacing subassemblies 8, spacing subassembly 7, No. two spacing subassemblies 8 are installed respectively on nut 3 top, bottom, the end department of spacing subassembly 7, No. two spacing subassemblies 8 all is connected with 2 interlocks of threaded rod through the installation thread groove, and a spacing subassembly 7, No. two spacing subassemblies 8 are connected with 2 interlocks of threaded rod through the screw thread.

Furthermore, the exhaust part 6 comprises a plurality of groups of air guide holes 9, a circulation cavity 10 and discharge ports 11, the circulation cavity 10 is embedded in the limiting gasket 5, the air guide holes 9 are uniformly arranged at the end of the limiting gasket 5, the air guide holes 9 are communicated with the circulation cavity 10, the discharge ports 11 are arranged at two sides of the circulation cavity 10, the limiting gasket 5 is contacted with a workpiece, local corrosion of the limiting gasket 5 and the workpiece is easily caused, and subsequent disassembly is not convenient, so that the circulation of local gas can be effectively accelerated under the combined action of the air guide holes 9 and the circulation cavity 10, and the service life of the whole body is prolonged;

furthermore, a through hole matched with the threaded rod 2 is formed in the center of the inner part of the limiting gasket 5, and the limiting gasket 5 is of a circular ring structure integrally, so that the integral connection stability is enhanced;

further, the top cap 1 is made of steel, and the top cap 1 is a hexagonal top cap;

furthermore, the first limiting component 7 and the second limiting component 8 are the same in size, and the first limiting component 7 and the second limiting component 8 are both of inclined structures and are arranged in an inclined manner, so that the integral limiting effect can be ensured;

furthermore, the first limiting component 7 and the second limiting component 8 are both in a semi-arc structure, and the bottom ends of the first limiting component 7 and the second limiting component 8 and the thread lines in the nut 3 are on the same horizontal line.

The working principle is as follows: when the device is used for positioning and connecting, firstly the threaded rod 2 penetrates through a workpiece to be positioned, then the nut 3 is rotated, and further the limiting gasket 5 and the nut 3 can be synchronously driven to synchronously move on the threaded rod 2, under the clamping of the limiting gasket 5 and the nut 3, the workpiece can be quickly positioned and fixed, the stable effect of integral connection is ensured, the nut 3 can be positioned by arranging the anti-loosening mechanism 4 and utilizing the occlusion of the first limiting component 7 and the second limiting component 8 with the threaded rod 2, the loosening condition of the nut 3 is avoided, and the first limiting component 7 and the second limiting component 8 are both in inclined structures, in the specific installation process, the nut 3 can be synchronously well limited, and meanwhile, the nut 3 can be effectively reinforced and positioned, and the loosening condition of the nut 3 is effectively avoided, guaranteed whole stable in use effect, simultaneously through being equipped with exhaust portion 6, spacing gasket 5 contacts with the work piece, and simultaneously in long-time contact process, very easily cause the local corrosion of spacing gasket 5 and work piece, the follow-up dismantlement of being not convenient for, consequently through a plurality of air guide holes 9 of group and circulation chamber 10 combined action down can effectually accelerate the circulation of local gas, improved whole life.

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 (6)

1. A locking threaded fastener, comprising: the anti-loosening mechanism comprises a top cap (1), a threaded rod (2), a nut (3), a loosening prevention mechanism (4) and a limiting gasket (5), wherein the threaded rod (2) is fixedly arranged on one side wall of the top cap (1), the nut (3) is sleeved outside the threaded rod (2), the limiting gasket (5) is attached to one side wall of the nut (3) and fixedly connected with the nut (3), an exhaust part (6) is arranged inside the limiting gasket (5), the loosening prevention mechanism (4) comprises a first limiting assembly (7) and a second limiting assembly (8), the first limiting assembly (7) and the second limiting assembly (8) are respectively arranged at the top end and the bottom end of the nut (3), the ends of the first limiting assembly (7) and the second limiting assembly (8) are connected with the threaded rod (2) in an occluded manner through threaded grooves, and the first limiting component (7) and the second limiting component (8) are meshed and connected with the threaded rod (2) through threads.

2. A locking threaded fastener as claimed in claim 1 wherein: exhaust portion (6) include a plurality of groups air guide hole (9), circulation chamber (10) and discharge port (11), circulation chamber (10) are inlayed and are established inside spacing gasket (5), a plurality of groups air guide hole (9) evenly install the end department at spacing gasket (5), and a plurality of groups air guide hole (9) and circulation chamber (10) inside intercommunication, discharge port (11) are seted up in circulation chamber (10) both sides.

3. A locking threaded fastener as claimed in claim 1 wherein: the threaded rod (2) matched through hole is formed in the center of the inner portion of the limiting gasket (5), and the limiting gasket (5) is of a circular ring-shaped structure integrally.

4. A locking threaded fastener as claimed in claim 1 wherein: the top cap (1) is made of steel, and the top cap (1) is a hexagonal top cap.

5. A locking threaded fastener as claimed in claim 1 wherein: the first limiting component (7) and the second limiting component (8) are the same in size, and the first limiting component (7) and the second limiting component (8) are both of inclined structures.

6. A locking threaded fastener as claimed in claim 1 wherein: no. one spacing subassembly (7), No. two spacing subassemblies (8) are half arc-shaped structure, and just No. one spacing subassembly (7), No. two spacing subassembly (8) bottom and nut (3) internal thread line are in same water flat line.

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