CN216554871U

CN216554871U - High-strength nut for crane equipment

Info

Publication number: CN216554871U
Application number: CN202122838738.3U
Authority: CN
Inventors: 俞爱忠; 吴勤华
Original assignee: Jiaxing Huayi Technology Co ltd
Current assignee: Jiaxing Huayi Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-17
Anticipated expiration: 2031-11-19

Abstract

The utility model relates to the technical field of crane accessories, in particular to a high-strength nut for crane equipment, which comprises a main body, wherein a wear-resistant layer is connected inside the main body, one side of the wear-resistant layer is connected with an anti-oxidation layer, a round hole is formed inside the main body, a thread groove is formed in one side of the round hole, a groove is formed in the other side of the round hole, an anti-slip piece is connected inside the groove, one end of the main body is connected with an upper ring, the upper surface of the upper ring is provided with a first thread, an upper groove is formed inside the upper ring, the other end of the main body is connected with a lower ring, and a second thread is formed on the upper surface of the lower ring. The oxidation phenomenon is avoided, and the service life of the nut is prolonged.

Description

High-strength nut for crane equipment

Technical Field

The utility model relates to the technical field of crane accessories, in particular to a high-strength nut for crane equipment.

Background

The nut is screwed bolt or screw rod and is used for playing the part of fastening effect together, can be in the same place the bolted connection of equal specification through the inboard screw thread of nut, and prior art's nut is when the operating device is long-time operated, and the vibrations that produce because of equipment operation easily lead to self to take place not hard up, and greatly reduced nut's fixed strength, but also receive external environment influence easily and produce oxidation phenomenon, reduce the life-span that the nut used.

There are the following problems:

the nut of prior art leads to self to take place not hard up because of the vibrations that equipment operation produced easily when the long-time operation of operating device, and the fixed intensity of greatly reduced nut still receives external environment influence easily moreover and produces oxidation phenomenon, reduces the life-span that the nut used.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a high-strength nut for crane equipment.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a high strength nut for crane equipment, includes the main part, main part internal connection has the wearing layer, wearing layer one side is connected with the anti oxidation coating, the inside round hole that is provided with of main part, round hole one side is provided with the thread groove, the round hole opposite side is provided with the recess, recess internal connection has anti-skidding piece, main part one end is connected with the ring, it is provided with first screw thread to go up the ring upper surface, go up the inside fluting that is provided with of ring, the main part other end is connected with down the ring, the ring upper surface is provided with the second screw thread down, the inside fluting down that is provided with of ring down.

As a further description of the above technical solution:

the anti-oxidation wear-resistant coating is characterized in that a wear-resistant layer is fixedly connected inside the main body, the wear-resistant layer is mainly made of tungsten carbide coating materials, and an anti-oxidation layer is fixedly connected to one side of the wear-resistant layer.

As a further description of the above technical solution:

the main body is internally provided with a round hole, the height of the round hole is the same as that of the main body, and one side of the round hole is provided with a thread groove.

As a further description of the above technical solution:

the round hole opposite side is seted up flutedly, the recess has two and the symmetry setting, recess inside welding has anti-skidding piece.

As a further description of the above technical solution:

the welding of main part one end has last ring, the length of going up the ring is 1.5 times of the main part, first screw thread has been seted up to last ring upper surface.

As a further description of the above technical solution:

the upper ring is internally provided with two upper grooves which are symmetrically arranged, and the other end of the main body is welded with the lower ring.

As a further description of the above technical solution:

the second screw thread has been seted up to lower ring upper surface, lower ring is inside to be seted up down the fluting, it has two and symmetry to set up to open the groove down.

The utility model has the following beneficial effects: this high strength nut for crane equipment is through setting up ring, lower ring and anti-skidding piece for to lock the bolt inside the nut, avoid leading to self to take place not hard up because of the vibrations that equipment operation produced, greatly increased nut's fixed strength through setting up wearing layer and anti-oxidation coating, feasible influence that can reduce external environment avoids producing oxidation, the life-span that the extension nut used.

Drawings

FIG. 1 is a schematic three-dimensional structure diagram of a high-strength nut for crane equipment according to the present invention;

FIG. 2 is a schematic plan view of a high-strength nut for crane equipment according to the present invention;

fig. 3 is a schematic view of an internal structure of a high-strength nut for crane equipment according to the present invention.

Illustration of the drawings:

1. a main body; 2. a wear layer; 3. an oxidation-resistant layer; 4. a circular hole; 5. a thread groove; 6. a groove; 7. an anti-slip member; 8. an upper circular ring; 9. a first thread; 10. an upper groove is formed; 11. a lower circular ring; 12. a second thread; 13. and the lower part is provided with a 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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 being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, one embodiment of the present invention is provided: the utility model provides a high strength nut for crane equipment, including

main part

1, 1 internally connected with wearing layer 2 of main part, 2 one side of wearing layer is connected with

anti oxidation coating

3, 1 inside round hole 4 that is provided with of main part, 4 one sides of round hole are provided with

thread groove

5, 4 opposite sides of round hole are provided with

recess

6, 6 internally connected with antiskid 7 of recess, 1 one end of main part is connected with ring 8, it is provided with first screw thread 9 to go up ring 8 upper surface, go up 8 inside fluting 10 that are provided with of ring, 1 other end of main part is connected with down

ring

11, 11 upper surfaces of ring are provided with second screw thread 12 down, 11 inside fluting 13 down that is provided with of ring down.

The wear-resistant layer 2 is fixedly connected inside the main body 1, the wear-resistant layer 2 is mainly made of tungsten carbide coating materials, the anti-oxidation layer 3 is fixedly connected to one side of the wear-resistant layer 2, and the wear-resistant layer 2 and the anti-oxidation layer 3 can reduce the influence of the external environment on the nut, avoid the oxidation phenomenon and prolong the service life of the nut; a round hole 4 is formed in the main body 1, the height of the round hole 4 is the same as that of the main body 1, a thread groove 5 is formed in one side of the round hole 4, and the thread groove 5 can be connected with a bolt; the other side of the round hole 4 is provided with two grooves 6 which are symmetrically arranged, the anti-slip pieces 7 are welded in the grooves 6, and the anti-slip pieces 7 can effectively prevent the nut from loosening due to vibration generated by equipment operation; an upper circular ring 8 is welded at one end of the main body 1, the length of the upper circular ring 8 is 1.5 times that of the main body 1, first threads 9 are formed in the upper surface of the upper circular ring 8, and the first threads 9 can be connected with corresponding reinforcing nuts, so that the fixing strength is improved; an upper open slot 10 is formed in the upper ring 8, the two upper open slots 10 are symmetrically arranged, a lower ring 11 is welded at the other end of the main body 1, and corresponding reinforcing nuts can be connected to the upper ring 8 and the lower ring 11, so that the fixing strength of the nuts is greatly improved; second screw thread 12 has been seted up to lower ring 11 upper surface, and lower 11 inside flutings 13 of having seted up of ring down, lower fluting 13 have two and the symmetry setting, and second screw thread 12 can be connected with corresponding reinforcement nut, improves fixed strength.

The working principle and the process are as follows: when this nut uses, at first fix it on the bolt through the spanner, then to last ring 8 and the corresponding reinforcement nut of 11 upper surface connections of lower ring, make the fixed strength of its greatly increased nut, the antiskid 7 of main part 1 inside can prevent effectively that the nut from leading to self to take place not hard up because of the vibrations that equipment operation produced simultaneously, wearing layer 2 and oxidation barrier 3 can reduce the influence of external environment to the nut, avoid producing oxidation, the life-span that the extension nut used.

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 high strength nut for crane equipment, includes main part (1), its characterized in that: the anti-oxidation wear-resistant anti-corrosion wear-resistant layer is connected to one side of the main body (1), a threaded groove (5) is formed in one side of the round hole (4), a groove (6) is formed in the other side of the round hole (4), an anti-skid piece (7) is connected to the inner side of the groove (6), one end of the main body (1) is connected with an upper ring (8), first threads (9) are arranged on the upper surface of the upper ring (8), an upper groove (10) is formed in the inner portion of the upper ring (8), a lower ring (11) is connected to the other end of the main body (1), second threads (12) are arranged on the upper surface of the lower ring (11), and a lower groove (13) is formed in the inner portion of the lower ring (11).

2. The high-strength nut for crane equipment as claimed in claim 1, wherein: the anti-oxidation wear-resistant coating is characterized in that a wear-resistant layer (2) is fixedly connected to the inside of the main body (1), the wear-resistant layer (2) is mainly made of tungsten carbide coating materials, and an anti-oxidation layer (3) is fixedly connected to one side of the wear-resistant layer (2).

3. The high-strength nut for crane equipment as claimed in claim 1, wherein: a round hole (4) is formed in the main body (1), the height of the round hole (4) is the same as that of the main body (1), and a thread groove (5) is formed in one side of the round hole (4).

4. The high-strength nut for crane equipment as claimed in claim 1, wherein: the other side of the round hole (4) is provided with two grooves (6), the two grooves (6) are symmetrically arranged, and anti-skidding pieces (7) are welded in the grooves (6).

5. The high-strength nut for crane equipment as claimed in claim 1, wherein: the novel multifunctional wrench is characterized in that an upper ring (8) is welded at one end of the main body (1), the length of the upper ring (8) is 1.5 times that of the main body (1), and first threads (9) are formed in the upper surface of the upper ring (8).

6. The high-strength nut for crane equipment as claimed in claim 1, wherein: an upper groove (10) is formed in the upper ring (8), the upper grooves (10) are symmetrically formed, and the other end of the main body (1) is welded with a lower ring (11).

7. The high-strength nut for crane equipment as claimed in claim 1, wherein: second screw thread (12) have been seted up to lower ring (11) upper surface, lower fluting (13) have been seted up to lower ring (11) inside, fluting (13) have two and symmetry and set up down.