CN218235788U

CN218235788U - Locknut fastening assembly

Info

Publication number: CN218235788U
Application number: CN202222754925.8U
Authority: CN
Inventors: 韩丰; 韩浩; 董帅华
Original assignee: Taicang Gude Metal Products Co ltd
Current assignee: Taicang Gude Metal Products Co ltd
Priority date: 2022-10-19
Filing date: 2022-10-19
Publication date: 2023-01-06
Anticipated expiration: 2032-10-19

Abstract

The utility model discloses a fastening components technical field's a lock nut fastening components, including the spiral shell head, the bottom of spiral shell head is provided with the double-screw bolt, reverse nut is installed to the outer wall below of double-screw bolt, a screw thread section of thick bamboo is installed at reverse nut's top, screw thread section of thick bamboo's both sides outer wall has all seted up threaded hole A, locking mechanism is installed to the outer wall top of double-screw bolt, and is rational in infrastructure, the utility model discloses a be equipped with reverse nut and locking mechanism, set up locking mechanism on the outer wall of double-screw bolt with threaded connection's mode to set up reverse nut on the outer wall of double-screw bolt with reverse threaded connection's mode, make locking mechanism install the back, utilize the forward nut on the locking mechanism to be clockwise connected mode, cooperate the reverse connected mode of reverse nut to reach and carry out locking processing to the forward nut, the effectual nut fastener that has realized has locking effect, has improved the stability and the fastening effect of nut.

Description

Locknut fastening assembly

Technical Field

The utility model relates to a fastening components technical field specifically is a locknut fastening components.

Background

The nut is a nut, and is screwed together with a bolt or a screw rod to play a role in fastening, and one element which is necessary for all production and manufacturing machines is divided into carbon steel, stainless steel, non-ferrous metal (such as copper) and other types according to different materials.

The existing nut fastening assembly has the defects that: in actual work, it is fixed to utilize screw rod and nut to two above junctions often, however when the external load has vibration, change, material high temperature creep, can cause frictional force between the threaded connection to reduce, or receive under the influence of vibration, the phenomenon that the nut can appear relaxing the reversal takes place on the screw rod, when the nut appears relaxing great time or the condition that breaks away from the screw rod, cause the fixed part region easily, light person produces not hard up, heavy person appears the condition emergence of the frame that loosens, and then it is poor to have reduced nut locking fixed effect.

Therefore, it is necessary to develop a locknut fastening assembly.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locknut fastening components, through being equipped with reverse nut and locking mechanism, set up locking mechanism on the outer wall of double-screw bolt with threaded connection's mode, and set up reverse nut on the outer wall of double-screw bolt with reverse threaded connection's mode, make locking mechanism installation back, utilize the forward nut on the locking mechanism to be clockwise connected mode, cooperate the reverse connected mode of nut, thereby reach and carry out locking processing to the forward nut, the effectual nut fastener that has realized has locking effect, the stability and the fastening effect of nut have been improved, in order to solve the problem that not hard up appears easily in the nut that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a locknut fastening assembly comprises a screw head, wherein a stud is arranged at the bottom of the screw head, a reverse nut is arranged below the outer wall of the stud, a threaded cylinder is arranged at the top of the reverse nut, threaded holes A are formed in the outer walls of the two sides of the threaded cylinder, and a locking mechanism is arranged above the outer wall of the stud;

the anti-loosening mechanism comprises an installation part and a loosening-preventing part, the installation part is connected with the stud, and the loosening-preventing part is respectively connected with the installation part, the threaded cylinder and the threaded hole A.

Preferably, a threaded hole B is formed in the center of the surface of the reverse nut, and the inner wall of the threaded hole B is in threaded connection with the outer wall of the stud.

Preferably, a through hole is formed in the center of the surface of the threaded cylinder, and the inner wall of the through hole is in sliding connection with the outer wall of the stud.

Preferably, the mounting component comprises a positive nut, a threaded hole C is formed in the center of the surface of the positive nut, and the inner wall of the threaded hole C is in threaded connection with the outer wall of the stud.

Preferably, the anti-loosening component comprises a connecting cylinder, a threaded hole D is formed in the center of the surface of the connecting cylinder, the inner wall of the threaded hole D is in threaded connection with the outer wall of the threaded cylinder, and threaded holes E are formed in the outer walls of the two sides of the connecting cylinder.

Preferably, a screw rod is arranged in the threaded hole E, and the outer wall of the screw rod is in threaded connection with the inner walls of the threaded hole E and the threaded hole A.

Compared with the prior art, the beneficial effects of the utility model are that:

through being equipped with reverse nut and locking mechanism, set up locking mechanism on the outer wall of double-screw bolt with threaded connection's mode to set up reverse nut on the outer wall of double-screw bolt with reverse threaded connection's mode, make locking mechanism installation back, utilize the forward nut on the locking mechanism to be clockwise connected mode, the reverse connected mode of cooperation nut, thereby reach and carry out locking processing to the forward nut, the effectual nut fastener that has realized has locking effect, the stability and the fastening effect of nut have been improved.

Drawings

FIG. 1 is a front sectional view of the present invention;

fig. 2 is a front view provided by the present invention;

fig. 3 is an enlarged view of the structure at a in fig. 1 according to the present invention;

fig. 4 is a front sectional view of the anti-loosening mechanism provided by the present invention;

fig. 5 is a perspective view of the reverse nut structure provided by the present invention;

fig. 6 is a perspective view of the forward nut structure provided by the present invention.

In the figure: 1. a screw head; 101. a stud; 2. a reverse nut; 201. a threaded barrel; 202. a threaded hole A; 203. a threaded hole B; 204. a through hole; 3. a locking mechanism; 301. a positive nut; 302. a threaded hole C; 303. a connecting cylinder; 304. a threaded hole D; 305. a threaded hole E; 306. a screw.

Detailed Description

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

The utility model provides a following technical scheme: a locknut fastening assembly can effectively provide a locknut fastener with a locknut effect in the using process, and a reverse nut 2 and a lockmechanism 3 are added, please refer to fig. 1-6, the locknut fastening assembly comprises a screw head 1, a screw bolt 101 is arranged at the bottom of the screw head 1, the reverse nut 2 is arranged below the outer wall of the screw bolt 101, a thread cylinder 201 is arranged at the top of the reverse nut 2, the outer walls of two sides of the thread cylinder 201 are both provided with a thread hole A202, the surface center of the reverse nut 2 is provided with a thread hole B203, the inner wall of the thread hole B203 is in threaded connection with the outer wall of the screw bolt 101, the reverse nut 2 is arranged on the outer wall of the screw bolt 101 in a reverse threaded connection mode through the thread hole B203, so that the reverse nut 2 can be reversely arranged on the screw bolt 101, the surface center of the thread cylinder 201 is provided with a through hole 204, the inner wall of the through hole 204 is in sliding connection with the outer wall of the screw bolt 101, the thread cylinder 201 can be arranged on the outer wall of the screw bolt 101 in a sliding mode through the through hole 204, so that the reverse nut 2 rotates on the outer wall of the screw bolt 101, the screw bolt 101 can be driven to move up and down horizontally on the outer wall of the screw bolt 101, and the locknut 201, and up and down, and up of the locknut fastening assembly is arranged above the lockmechanism 3;

the anti-loosening mechanism 3 comprises a mounting part and an anti-loosening part, the mounting part is connected with the stud 101, the anti-loosening part is respectively connected with the mounting part, the threaded barrel 201 and the threaded hole A202, the mounting part comprises a forward nut 301, the surface center of the forward nut 301 is provided with a threaded hole C302, the inner wall of the threaded hole C302 is in threaded connection with the outer wall of the stud 101, the forward nut 301 is arranged on the outer wall of the stud 101 in a threaded connection mode through the threaded hole C302, so that the forward nut 301 can be forwardly mounted on the stud 101, the anti-loosening part comprises a connecting barrel 303, the surface center of the connecting barrel 303 is provided with a threaded hole D304, the inner wall of the threaded hole D304 is in threaded connection with the outer wall of the threaded barrel 201, the surface of the connecting barrel 303 at the bottom end of the forward nut 301 is provided with a threaded hole D304, so that the reverse nut 2 rotates on the outer wall of the stud 101, the threaded cylinder 201 is moved under the connecting cylinder 303 and is rotated continuously until the threaded cylinder 201 is screwed into the connecting cylinder 303, therefore, the forward nut 301 and the reverse nut 2 are locked and connected, and simultaneously, under the matching of the forward direction and the reverse direction, the forward nut 301 and the reverse nut 2 can not be separated from the stud 101, so that the anti-loosening treatment is realized, the outer walls of the two sides of the connecting cylinder 303 are both provided with a threaded hole E305, the threaded hole E305 is internally provided with a screw 306, the outer wall of the screw 306 is in threaded connection with the inner walls of the threaded hole E305 and the threaded hole A202, so that when the threaded cylinder 201 is locked in the connecting cylinder 303, the screw hole A202 of the screw cylinder 201 and the screw hole E305 of the connecting cylinder 303 are in a through state, by threaded rotation of the threaded rod 306 into the threaded aperture a202 and the threaded aperture E305, the reverse nut 2 and the forward nut 301 can be connected and locked, and the phenomenon that the reverse nut 2 and the forward nut 301 are loosened is avoided.

The working principle is as follows: when the utility model is used, the reverse nut 2 is arranged on the outer wall of the stud 101 in a reverse threaded connection mode through the threaded hole B203, the reverse nut 2 can be reversely arranged on the stud 101, the surface of the threaded cylinder 201 on the top end of the reverse nut 2 is provided with the through hole 204, the threaded cylinder 201 is arranged on the outer wall of the stud 101 in a sliding mode through the through hole 204, the reverse nut 2 is rotated on the outer wall of the stud 101, the threaded cylinder 201 can be driven to horizontally move up and down on the outer wall of the stud 101, the surface of the forward nut 301 on the anti-loosening mechanism 3 is provided with the threaded hole C302, the forward nut 301 is arranged on the outer wall of the stud 101 in a threaded connection mode through the threaded hole C302, the forward nut 301 can be arranged on the stud 101 in a forward direction, the surface of the connecting cylinder 303 on the bottom end of the forward nut 301 is provided with the threaded hole D304, in the process of rotating the reverse nut 2 on the outer wall of the stud 101, the thread cylinder 201 is moved to the lower part of the connecting cylinder 303 and continuously rotates until the thread cylinder 201 rotates into the connecting cylinder 303 in a threaded connection mode, so that the locking connection between the forward nut 301 and the reverse nut 2 is achieved, and simultaneously, under the matching of the forward direction and the reverse direction, the forward nut 301 and the reverse nut 2 can not be separated from the stud 101, so that the anti-loosening treatment is realized, the threaded holes E305 are formed in two sides of the outer wall of the connecting cylinder 303, when the thread cylinder 201 is locked in the connecting cylinder 303, the threaded hole A202 in the thread cylinder 201 and the threaded hole E305 in the connecting cylinder 303 are in a through state, the threaded holes A202 and the threaded holes E305 are rotated into the threaded holes A202 and the threaded holes E305 in a threaded connection mode through the threaded screws 306, the connection and the locking of the reverse nut 2 and the forward nut 301 can be achieved, and the phenomenon of loosening between the reverse nut 2 and the forward nut 301 is avoided, the nut fastener has the anti-loosening effect, and the stability and the fastening effect of the nut are improved.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a locknut fastening components, includes spiral shell head (1), the bottom of spiral shell head (1) is provided with double-screw bolt (101), reverse nut (2) are installed to the outer wall below of double-screw bolt (101), a screw thread section of thick bamboo (201) is installed at the top of reverse nut (2), threaded hole A (202), its characterized in that are all seted up to the both sides outer wall of a screw thread section of thick bamboo (201): an anti-loosening mechanism (3) is arranged above the outer wall of the stud (101);

the anti-loosening mechanism (3) comprises an installation part and an anti-loosening part, the installation part is connected with the stud (101), and the anti-loosening part is respectively connected with the installation part, the threaded cylinder (201) and the threaded hole A (202).

2. A locknut tightening assembly as defined in claim 1, wherein: the center of the surface of the reverse nut (2) is provided with a threaded hole B (203), and the inner wall of the threaded hole B (203) is in threaded connection with the outer wall of the stud (101).

3. A locknut tightening assembly as defined in claim 2, wherein: a through hole (204) is formed in the center of the surface of the threaded cylinder (201), and the inner wall of the through hole (204) is connected with the outer wall of the stud (101) in a sliding mode.

4. A locknut tightening assembly as defined in claim 1, wherein: the mounting component comprises a forward nut (301), a threaded hole C (302) is formed in the center of the surface of the forward nut (301), and the inner wall of the threaded hole C (302) is in threaded connection with the outer wall of the stud (101).

5. A locknut tightening assembly as defined in claim 1, wherein: the locking part comprises a connecting cylinder (303), a threaded hole D (304) is formed in the center of the surface of the connecting cylinder (303), the inner wall of the threaded hole D (304) is in threaded connection with the outer wall of the threaded cylinder (201), and threaded holes E (305) are formed in the outer walls of the two sides of the connecting cylinder (303).

6. A locknut tightening assembly as defined in claim 5, wherein: and a screw rod (306) is arranged in the threaded hole E (305), and the outer wall of the screw rod (306) is in threaded connection with the inner walls of the threaded hole E (305) and the threaded hole A (202).