CN217207260U

CN217207260U - Double-locking structure

Info

Publication number: CN217207260U
Application number: CN202220721749.5U
Authority: CN
Inventors: 史增乐; 胡军锋
Original assignee: Xianyang Juli Petroleum Machineries Manufacture Co ltd
Current assignee: Xianyang Juli Petroleum Machineries Manufacture Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-08-16
Anticipated expiration: 2032-03-30

Abstract

The utility model relates to a nut technical field specifically is a dual-locking structure, include: the surface of the mounting groove is provided with a screw hole; the screw rod is screwed inside the screw hole, and one end of the screw rod is provided with a conical head; the penetrating opening is formed in the bottom surface of the mounting groove, and a blocking piece is inserted into the penetrating opening; the beneficial effects are that: the utility model provides a double-locking structure installs the spiro union pole additional on the surface of nut body, and nut body locking revolves soon behind the screw rod, revolves to twist the spiro union pole and pushes away the awl head to the screw rod centre gripping, and returns and push away the fender and keep off revolving one side of twisting the handle, so realize the reinforcement to the nut body, avoid the nut body pine to fall.

Description

Double-locking structure

Technical Field

The utility model relates to a nut technical field specifically is a dual-lock structure.

Background

Nuts are nuts, which are screwed together with bolts or screws for fastening, and all elements necessary for manufacturing machines.

In the prior art, a nut is connected with a screw in a matching way through threads.

However, when the member to which the nut is attached is in a long-term vibration state, the nut is likely to loosen.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-locking structure to when the component of the nut installation of proposing is in long-time shock state among the solution above-mentioned background art, easily lead to the not hard up problem of nut.

In order to achieve the above object, the utility model provides a following technical scheme: a dual locking structure, the dual locking structure comprising:

the surface of the mounting groove is provided with a screw hole;

the screw rod is screwed inside the screw hole, and one end of the screw rod is provided with a conical head; and

the penetrating opening is formed in the bottom surface of the mounting groove, and a blocking piece is inserted into the penetrating opening.

Preferably, the notch size of mounting groove is greater than the trompil size of spiro union hole, and the body of rod length of spiro union pole is less than the long limit length of spiro union hole.

Preferably, the conical head is of a conical structure, and the other end of the screw rod is provided with a screwing handle.

Preferably, the top surface of the screw hole is provided with a clamping groove, and the clamping groove and the penetrating opening are symmetrically distributed around the mounting groove.

Preferably, the surface of separation blade is provided with the damping strip, and the damping strip is provided with two, and two damping strips are around separation blade symmetric distribution, and after the separation blade inserted the draw-in groove, the damping strip centre gripping was between separation blade and draw-in groove.

Preferably, the bottom surface of separation blade is provided with spacing piece, and the separation blade has been seted up towards the surface in the mounting groove outside and has been scratched the groove.

The nut fastener comprises a nut body, wherein the surface of the nut body is symmetrically provided with the mounting grooves, and the bottom surface of the nut body is provided with a penetrating opening.

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

the utility model provides a double-locking structure installs the spiro union pole additional on the surface of nut body, and nut body locking revolves soon behind the screw rod, revolves to twist the spiro union pole and pushes away the awl head to the screw rod centre gripping, and returns and push away the fender and keep off revolving one side of twisting the handle, so realize the reinforcement to the nut body, avoid the nut body pine to fall.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1;

fig. 3 is a schematic structural view of the screw rod of the present invention when it is not locked.

In the figure: the nut comprises a mounting groove 1, a screwing hole 2, a screwing rod 3, a conical head 4, a screwing handle 5, a clamping groove 6, a penetrating opening 7, a blocking piece 8, a limiting piece 9, a digging groove 10, a damping strip 11 and a nut body 12.

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of some, but not all, embodiments of the present invention and are not to be considered as limiting, and that all other embodiments can be made by one of ordinary skill in the art without any inventive work.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "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 simplicity of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.

For the purposes of simplicity and explanation, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 to 3, the present invention provides a technical solution: a dual locking structure, the dual locking structure comprising: the mounting groove 1 is provided with a screw hole 2 on the surface of the mounting groove 1; the screw rod 3 is in screw connection with the inside of the screw hole 2, the size of a notch of the mounting groove 1 is larger than the size of an opening of the screw hole 2, the length of a rod body of the screw rod 3 is smaller than the length of a long edge of the screw hole 2, and one end of the screw rod 3 is provided with a conical head 4; the conical head 4 is in a conical structure, and the other end of the screw rod 3 is provided with a screwing handle 5;

wear a mouthful 7, set up the bottom surface at mounting groove 1, it has separation blade 8 to wear the inside grafting of mouthful 7, draw-in groove 6 has been seted up to the top surface that the spiro union connects hole 2, draw-in groove 6 and wear a mouthful 7 about mounting groove 1 symmetric distribution, the surface of separation blade 8 is provided with damping strip 11, damping strip 11 is provided with two, two damping strips 11 are about separation blade 8 symmetric distribution, and separation blade 8 inserts behind draw-in groove 6, damping strip 11 centre gripping is between separation blade 8 and draw-in groove 6, the bottom surface of separation blade 8 is provided with spacing piece 9, separation blade 8 has been seted up towards the surface in the mounting groove 1 outside and has been scratched groove 10.

A nut fastener comprises a nut body 12, wherein the surface of the nut body 12 is symmetrically provided with mounting grooves 1, and the bottom surface of the nut body 12 is provided with a through hole 7.

Referring to fig. 3, the nut body 12 is screwed on the screw rod to be locked, after the nut body 12 is locked, the screwing rod 3 is screwed to push the conical head 4 to clamp the screw rod, the nut body 12 is reinforced, the nut body 12 is prevented from loosening, in order to prevent the screwing rod 3 from loosening, the baffle 8 is pushed upwards, the top end of the baffle 8 is inserted into the clamping groove 6, the damping strip 11 is clamped between the baffle 8 and the clamping groove 6 at the moment, the baffle 8 is prevented from sliding off, the screwing handle 5 cannot move at the moment, and the conical head 4 clamps the screw rod all the time.

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 kind of double locking structure, characterized by that: the double-locking structure comprises:

the mounting structure comprises a mounting groove (1), wherein a screw hole (2) is formed in the surface of the mounting groove (1);

the screw connecting rod (3) is screwed in the screw connecting hole (2), and one end of the screw connecting rod (3) is provided with a conical head (4); and

the penetrating opening (7) is formed in the bottom surface of the mounting groove (1), and a blocking piece (8) is inserted into the penetrating opening (7).

2. A double locking structure as claimed in claim 1, wherein: the notch size of mounting groove (1) is greater than the trompil size of spiro union hole (2), and the body of rod length of spiro union pole (3) is less than the long limit length of spiro union hole (2).

3. A double locking structure as claimed in claim 2, wherein: the conical head (4) is of a conical structure, and the other end of the screw rod (3) is provided with a screwing handle (5).

4. A double locking structure as claimed in claim 3, wherein: the top surface of the screw connection hole (2) is provided with a clamping groove (6), and the clamping groove (6) and the penetrating port (7) are symmetrically distributed around the mounting groove (1).

5. A double locking structure as claimed in claim 4, wherein: the surface of separation blade (8) is provided with damping strip (11), and damping strip (11) are provided with two, and two damping strips (11) are about separation blade (8) symmetric distribution, and behind separation blade (8) inserted draw-in groove (6), damping strip (11) centre gripping is between separation blade (8) and draw-in groove (6).

6. A double locking structure as defined in claim 5, wherein: the bottom surface of separation blade (8) is provided with spacing piece (9), and separation blade (8) have been seted up towards the surface in mounting groove (1) outside and have been scratched groove (10).