CN214742635U

CN214742635U - Nut

Info

Publication number: CN214742635U
Application number: CN202023221903.2U
Authority: CN
Inventors: 王显坤
Original assignee: Heilongjiang Huaite New Materials Co ltd
Current assignee: Heilongjiang Huaite New Materials Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-16
Anticipated expiration: 2030-12-29

Abstract

The utility model belongs to the field of fasteners, and particularly discloses a nut, which comprises a nut body matched with a stud, wherein the nut body is provided with a base, a through groove is arranged on the inner side of the base, and an internal thread connected with the stud in a threaded manner is arranged in the through groove; clamping grooves are formed in the outer side of the nut body and are arranged at intervals along the outer side edge of the nut body; the clamping groove is an arc-shaped groove, and the middle part of the inner side of the clamping groove is provided with a connecting screw groove. The utility model discloses a nut loading and unloading are convenient, enable the nut and connect more stably, have avoided double-screw bolt, nut to bear the problem that heavy load, high impact vibration's environment drops easily down.

Description

Nut

Technical Field

The utility model relates to a fastener field specifically is a nut.

Background

The fastener is a mechanical part which is used for fastening connection and has extremely wide application. The fastener is widely used in the industries including energy, electronics, electrical appliances, machinery, chemical industry, metallurgy, molds, hydraulic pressure and the like, and various fasteners can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical industry, instruments, supplies and the like, and are the most widely applied mechanical basic parts. The bolt is a mechanical part and is matched with a cylindrical threaded fastener of a nut. A fastener consisting of a head and a screw is matched with a nut and used for fastening and connecting two parts with through holes.

Most bolt heads in the current market are hexagonal, or the end surfaces of the bolt heads are provided with straight grooves or cross grooves, so that different tools can be used for rotating the bolt heads to realize screwing or unscrewing; and the nut to which it is fitted is typically screwed through the threaded bolt end on the inside. But the existing nut has single variety, inconvenient assembly and disassembly and poor anti-loosening performance, and is easy to fall off in the environment of bearing heavy load and high impact vibration.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a nut to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a nut comprises a nut body matched with a stud, wherein the nut body is provided with a base, a through groove is formed in the inner side of the base, and an internal thread connected with the stud in a threaded mode is formed in the through groove; the nut body is provided with the joint groove outward, and the joint groove sets up along the outside limit interval of nut body.

Preferably, the clamping groove is an arc-shaped groove, and a connecting screw groove is arranged in the middle of the inner side of the clamping groove.

Preferably, the stud is provided with a bottom block, a post rod body and an anti-loosening holding clamp structure, the post rod body is fixed at the end part of the bottom block, and external threads are arranged on the post rod body.

Preferably, locking embracing presss from both sides the structure and installs in the terminal portion that the bottom block was kept away from to the post body of rod, and locking embracing presss from both sides the structure and includes the mobile jib and embrace the clamp clamping bar, and the mobile jib is equipped with a plurality ofly and distributes along post body terminal portion.

Preferably, it is a plurality of the mobile jib top is connected with universal hinge, and it embraces through universal hinge swing joint and presss from both sides the kelly, and a plurality of joint grooves of embracing the outside limit of pressing from both sides the kelly and nut body correspond the joint cooperation.

Preferably, the main rod and the holding and clamping rod are further connected with a spring, and a connecting nail fixedly connected with the connecting screw groove is further arranged at the outer side end of the holding and clamping rod.

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

the utility model discloses a nut loading and unloading are convenient, through setting up the joint groove in the outside limit of nut, the joint groove can be connected when the cooperation with the double-screw bolt at the nut and embrace with the locking of screw column end portion and press from both sides structure joint and embrace the clamp to it is more stable to make the nut connect, has avoided double-screw bolt, nut to bear the problem that heavy load, high shock vibration drop easily under the environment.

Drawings

Fig. 1 is a schematic structural view of the screw body of the present invention;

fig. 2 is a schematic view of the matching structure of the stud and the nut body of the present invention.

In the figure: 1. a base; 2. an internal thread; 3. a clamping groove; 4. connecting the screw groove; 5. a bottom block; 6. a post body; 7. a main rod; 8. clamping the clamping rod; 9. a spring.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a nut comprises a nut body matched with a stud, wherein the nut body is provided with a base 1, a through groove is formed in the inner side of the base 1, and an internal thread 2 connected with the stud in a threaded mode is formed in the through groove; the nut body is externally provided with clamping grooves 3, and the clamping grooves 3 are arranged at intervals along the outer side edge of the nut body.

In this embodiment, the clamping groove 3 is an arc-shaped groove, and a connecting screw groove 4 is arranged in the middle of the inner side of the clamping groove 3.

In this embodiment, the stud has a bottom block 5, a post body 6 and an anti-loosening holding structure, the post body 6 is fixed at the end of the bottom block 5, and an external thread is arranged on the post body 6.

In this embodiment, locking embracing presss from both sides the structure and installs in the end portion that the pillar body 6 kept away from bottom block 5, and locking embracing presss from both sides the structure and includes mobile jib 7 and embraces clamp bar 8, and mobile jib 7 is equipped with a plurality ofly and distributes along 6 end portions of pillar body.

In this embodiment, it is a plurality of 7 tops of mobile jib are connected with the hinge, and it embraces through hinge swing joint and presss from both sides kelly 8, and a plurality of joint grooves 3 that embrace the outside limit of pressing from both sides kelly 8 and nut body correspond the joint cooperation.

In this embodiment, the main rod 7 and the clasping and clamping rod 8 are further connected with a spring 9, and the outer side end of the clasping and clamping rod 8 is further provided with a connecting nail for fixedly connecting the connecting nail with the connecting screw groove 4.

The utility model discloses a nut loading and unloading are convenient, set up joint groove 3 through the outside limit at the nut, and joint groove 3 can be connected when the cooperation with the double-screw bolt at the nut and embrace with the locking of screw column end portion and press from both sides structure joint and embrace the clamp to it is more stable to make the nut connect, has avoided double-screw bolt, nut to bear the problem that heavy load, high impact vibration drop easily under the environment.

In this embodiment, when the assembly, earlier through rotating a plurality of embraces and press from both sides kelly 8, make to embrace and press from both sides kelly 8 and be the state of extending, pass the nut body after that and embrace and press from both sides the structure and overlap at the double-screw bolt tip, carry out threaded connection through the instrument, will embrace again and press from both sides kelly 8 and loosen, embrace and press from both sides kelly 8 upset under the effect of spring restoring force and reply to cooperate with 3 joints in joint groove, thereby make nut anticreep nature better.

In order to further promote anticreep nature, through being equipped with in 3 inboard middle parts in joint groove and connecting thread groove 4, connect thread groove 4 can cooperate with the connection nail of embracing the 8 outsides of clamp bar to make fixed stability better.

It is noted that the nut body of the drawings in this embodiment includes, but is not limited to, a hexagonal shape, a circular shape.

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 nut is characterized by comprising a nut body matched with a stud, wherein the nut body is provided with a base (1), a through groove is formed in the inner side of the base (1), and an internal thread (2) connected with the stud in a threaded mode is formed in the through groove; the nut body is externally provided with clamping grooves (3), and the clamping grooves (3) are arranged at intervals along the outer side edge of the nut body.

2. A nut as defined in claim 1, wherein: the clamping groove (3) is an arc-shaped groove, and a connecting screw groove (4) is arranged in the middle of the inner side of the clamping groove (3).

3. A nut as defined in claim 1, wherein: the stud is provided with a bottom block (5), a post body (6) and an anti-loosening clamping structure, the post body (6) is fixed at the end part of the bottom block (5), and external threads are arranged on the post body (6).

4. A nut as defined in claim 3, wherein: the locking structure of embracing presss from both sides is installed in the end portion of the post body of rod (6) far away from bottom block (5), and the locking structure of embracing presss from both sides includes mobile jib (7) and embraces clamp clamping bar (8), and mobile jib (7) are equipped with a plurality ofly and distribute along post body (6) end head portion.

5. A nut as defined in claim 4, wherein: a plurality of mobile jib (7) top is connected with the hinge, and it embraces through hinge swing joint and presss from both sides kelly (8), and a plurality of joint grooves (3) of embracing the outside limit of pressing from both sides kelly (8) and nut body correspond the joint cooperation.

6. A nut as defined in claim 4, wherein: the main rod (7) and the clamping rod (8) are further connected with a spring (9), and the outer side end of the clamping rod (8) is further provided with a connecting nail fixedly connected with the connecting screw groove (4).