CN216241740U

CN216241740U - High-strength bolt capable of preventing bending, breaking and cracking

Info

Publication number: CN216241740U
Application number: CN202122949238.7U
Authority: CN
Inventors: 蔡剑伟
Original assignee: Quanzhou Mingyang Auto Parts Co ltd
Current assignee: Quanzhou Mingyang Auto Parts Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-08
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a high-strength bolt capable of preventing bending, breaking and cracking, and belongs to the technical field of bolts. The high-strength bolt with the bending fracture prevention function comprises a main body, wherein a plurality of threads are formed in the inner side of the main body, a bolt head is fixedly connected to the upper side of the main body, a lubricating mechanism is arranged on the inner side of the bolt head and comprises a lubricating groove, and a plurality of liquid outlet holes are formed in the lower side of the bolt head; the high-strength bolt capable of preventing bending, breaking and cracking has the advantages that the main body, the threads, the bolt head and the reinforcing ribs are structurally arranged, so that the bolt has high strength, and when the bolt is used, the plurality of reinforcing ribs penetrate through the bolt, so that the bolt has high bearing capacity, and the bolt is effectively guaranteed against bending and breaking.

Description

High-strength bolt capable of preventing bending, breaking and cracking

Technical Field

The utility model belongs to the technical field of bolts, and particularly relates to a high-strength bolt capable of preventing bending, breaking and cracking.

Background

The bolt is a mechanical part, is a cylindrical threaded fastener matched with a nut, is a fastener consisting of a head part and a screw rod, is matched with the nut for use, and can be used for fastening and connecting two parts with through holes. If the nut is unscrewed from the bolt, the two connected parts can be separated, so the bolt connection belongs to detachable connection.

At present, when the existing high-strength bolt is fixed at the same position for a long time, the disassembly and the maintenance are inconvenient due to the corrosion of the bolt, and if the bolt is forcibly screwed out, the bending and the fracture of the bolt can be caused, so that the service life of the bolt is influenced.

Therefore, the research on the high-strength bolt for preventing bending, breaking and cracking is very important.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a high-strength bolt capable of preventing bending fracture, which has better strength and longer service life.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the high-strength bolt capable of preventing bending, breaking and cracking comprises a main body, wherein a plurality of threads are formed in the inner side of the main body, a bolt head is fixedly connected to the upper portion of the main body, a lubricating mechanism is arranged on the inner side of the bolt head and comprises a lubricating groove, a plurality of liquid outlet holes are formed in the lower portion of the bolt head, and a protective plug is arranged on the inner side of the lubricating groove.

The inboard of main part is provided with the strengthening rib, and the surface of main part is equipped with anticorrosive coating, high temperature resistant layer from outer to interior in proper order.

Preferably, the inner side of the main body is provided with a gasket, and the gasket and the main body are in a sleeve structure.

Preferably, the mechanism is twisted to the outside fixedly connected with hand of bolt head, and the mechanism is twisted to the hand includes the connecting block, and the equal fixedly connected with in both sides of connecting block twists the piece.

Preferably, the size of the lubricating groove is larger than that of the liquid outlet holes, and the liquid outlet holes are distributed at equal intervals below the bolt head.

Preferably, the protective plug and the lubricating groove are of a sleeve structure, and the size of the lubricating groove is matched with that of the protective plug.

Preferably, the reinforcing ribs and the main body are in a penetrating structure, and the reinforcing ribs are distributed on the inner side of the main body at equal intervals. The utility model has the advantages that:

1. the high-strength bolt capable of preventing bending, breaking and cracking has the advantages that the main body, the threads, the bolt head and the reinforcing ribs are structurally arranged, so that the bolt has high strength, and when the bolt is used, the plurality of reinforcing ribs penetrate through the bolt, so that the bolt has high bearing capacity, and the bolt is effectively guaranteed to prevent bending, breaking and cracking;

2. the high-strength bolt capable of preventing bending, breaking and cracking is provided with a lubricating function for the bolt through the structural arrangement of the main body, the threads, the bolt head, the lubricating mechanism, the lubricating groove, the liquid outlet hole and the protective plug, when lubrication is needed, the protective plug can be pulled out, lubricating liquid is poured into the inner side of the lubricating groove, and after the lubricating liquid enters the inner side, the lubricating liquid can slowly flow into the threads through the liquid outlet hole, so that the disassembly is effectively guaranteed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a perspective view of a high strength bolt for preventing buckling and cracking according to an embodiment;

FIG. 2 is a perspective view of a reinforcing bar according to an embodiment;

FIG. 3 is a perspective view of an embodiment lubrication mechanism;

FIG. 4 is a perspective view of an embodiment hand wringing mechanism;

FIG. 5 is a perspective view of the high temperature resistant layer and the corrosion protection layer of the embodiment.

In the figure: 1. a main body; 2. a thread; 3. a bolt head; 4. a lubrication mechanism; 401. a lubrication groove; 402. a liquid outlet hole; 403. a protective plug; 5. a hand wringing mechanism; 501. connecting blocks; 502. twisting the block; 6. a gasket; 7. reinforcing ribs; 8. an anticorrosive layer; 9. a high temperature resistant layer.

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.

Referring to fig. 1-5, a high-strength bolt capable of preventing bending, breaking and cracking comprises a main body 1, a plurality of threads 2 are formed on the inner side of the main body 1, a bolt head 3 is fixedly connected to the upper side of the main body 1, a lubricating mechanism 4 is arranged on the inner side of the bolt head 3, the lubricating mechanism 4 comprises a lubricating groove 401, a plurality of liquid outlet holes 402 are formed in the lower side of the bolt head 3, and a protective plug 403 is arranged on the inner side of the lubricating groove 401.

The inboard of main part 1 is provided with strengthening rib 7, and the surface of main part 1 is equipped with anticorrosive coating 8, high temperature resistant layer 9 from outside to inside in proper order.

In the embodiment, the gasket 6 is arranged on the inner side of the main body 1, the gasket 6 and the main body 1 are in a sleeve structure, and the gasket 6 can effectively protect the mounting surface during installation

In this embodiment, the outer side of the bolt head 3 is fixedly connected with a hand screwing mechanism 5, the hand screwing mechanism 5 comprises a connecting block 501, and both sides of the connecting block 501 are fixedly connected with screwing blocks 502; through the arrangement of the hand screwing mechanism 5, the screwing blocks 502 on the two sides of the connecting block 501 can be screwed to bear force.

In this embodiment, the size of the lubricating groove 401 is larger than that of the liquid outlet holes 402, and the liquid outlet holes 402 are distributed at equal intervals below the bolt head 3; lubricating liquid can be poured into the inner side of the lubricating groove 401, and after the lubricating liquid enters the inner side, the lubricating liquid can slowly flow into the thread 2 through the liquid outlet hole 402 to provide lubrication for the bolt.

In this embodiment, the protective plug 403 and the lubrication groove 401 are sleeve structures, and the size of the lubrication groove 401 matches with the size of the protective plug 403;

in this embodiment, the reinforcing ribs 7 and the main body 1 are in a penetrating structure, and the reinforcing ribs 7 are distributed at equal intervals on the inner side of the main body 1; through the setting of strengthening rib 7, can increase the intensity of bolt.

This embodiment, anticorrosive coating 8 and main part 1 closely laminate, and the size of anticorrosive coating 8 is identical with the size of main part 1, through the setting of anticorrosive coating 8, can make this bolt surface have certain corrosion protection.

In this embodiment, the high temperature resistant layer 9 is tightly attached to the main body 1, and the size of the high temperature resistant layer 9 is matched with that of the main body 1, so that the bolt has a high temperature resistant function through the arrangement of the high temperature resistant layer 9.

During the use, place suitable position with this bolt, secondly embolia the bolt inboard with packing ring 6, can twist during the installation and move the wrong piece 502 of connecting block 501 both sides and carry out the atress, when needing to lubricate, can pull out protection stopper 403, pour lubricated liquid into the lubricated groove 401 inboard, lubricated liquid gets into inside back, and lubricated liquid can slowly flow into on the screw thread 2 through going out liquid hole 402, for this bolt provides the lubrication, this is this high strength bolt theory of operation that prevents the bending fracture and split.

In summary, the high-strength bolt for preventing bending, breaking and cracking of the utility model has higher strength through the structural arrangement of the main body 1, the threads 2, the bolt head 3 and the reinforcing ribs 7, when in use, the bolt has higher bearing capacity due to the plurality of reinforcing ribs 7 penetrating through the bolt, so as to provide effective guarantee for preventing bending and breaking of the bolt, and when in need of lubrication, the protective plug 403 can be pulled out, the lubricating liquid is poured into the inner side of the lubricating groove 401, and after entering the inner side, the lubricating liquid can slowly flow into the threads 2 through the liquid outlet 402, so as to provide effective guarantee for disassembly.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims

1. The utility model provides a prevent high strength bolt that bending fracture splits which characterized in that: the bolt head structure comprises a main body (1), wherein a plurality of threads (2) are formed in the inner side of the main body (1), a bolt head (3) is fixedly connected to the upper portion of the main body (1), a lubricating mechanism (4) is arranged on the inner side of the bolt head (3), the lubricating mechanism (4) comprises a lubricating groove (401), a plurality of liquid outlet holes (402) are formed in the lower portion of the bolt head (3), and a protective plug (403) is arranged on the inner side of the lubricating groove (401);

the inner side of the main body (1) is provided with a reinforcing rib (7), and the surface of the main body (1) is sequentially provided with an anticorrosive coating (8) and a high-temperature resistant coating (9) from outside to inside.

2. The high-strength bolt capable of preventing bending fracture and cracking according to claim 1, wherein: the inner side of the main body (1) is provided with a gasket (6), and the gasket (6) and the main body (1) are of a sleeve structure.

3. The high-strength bolt capable of preventing bending fracture and cracking according to claim 1, wherein: the outer side of the bolt head (3) is fixedly connected with a hand screwing mechanism (5), the hand screwing mechanism (5) comprises a connecting block (501), and the two sides of the connecting block (501) are fixedly connected with screwing blocks (502).

4. The high-strength bolt capable of preventing bending fracture and cracking according to claim 1, wherein: the size of the lubricating groove (401) is larger than that of the liquid outlet holes (402), and the liquid outlet holes (402) are distributed at equal intervals below the bolt head (3).

5. The high-strength bolt capable of preventing bending fracture and cracking according to claim 1, wherein: the protective plug (403) and the lubricating groove (401) are of sleeve structures, and the size of the lubricating groove (401) is matched with that of the protective plug (403).

6. The high-strength bolt capable of preventing bending fracture and cracking according to claim 1, wherein: the reinforcing ribs (7) and the main body (1) are of a penetrating structure, and the reinforcing ribs (7) are distributed on the inner side of the main body (1) at equal intervals.