CN213929091U - High-strength tightening bolt - Google Patents
High-strength tightening bolt Download PDFInfo
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- CN213929091U CN213929091U CN202023043688.1U CN202023043688U CN213929091U CN 213929091 U CN213929091 U CN 213929091U CN 202023043688 U CN202023043688 U CN 202023043688U CN 213929091 U CN213929091 U CN 213929091U
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Abstract
The utility model discloses a high strength lock ring bolt, which comprises a body, the surface of body is provided with the screw thread, the body includes dope layer, corrosion-resistant layer, high temperature resistant layer, first high strength layer and second high strength layer, the surface on corrosion-resistant layer is located to the dope layer coating, corrosion-resistant layer is located the surface on high temperature resistant layer, high temperature resistant layer is located the surface on first high strength layer, first high strength layer is located the surface on second high strength layer, the dope layer includes wear-resistant coating and corrosion-resistant coating, wear-resistant coating scribbles the surface of locating corrosion-resistant coating, corrosion-resistant coating scribbles the surface of locating corrosion-resistant coating. The utility model discloses a wear-resisting coating, corrosion-resistant layer, high temperature resistant layer, first high strength layer and second high strength layer mutually support, have solved present lock ring bolt intensity not high, fracture easily in long-time use, lead to the problem that life is short.
Description
Technical Field
The utility model relates to a lock ring bolt technical field specifically is a high strength lock ring bolt.
Background
The bolt is a cylindrical threaded fastener matched with a nut, is a fastener consisting of a head part and a screw (a cylinder with an external thread), needs to be matched with the nut and is used for tightly connecting two parts with through holes, the connection form is called bolt connection, if the nut is screwed off from the bolt, the two parts can be separated, so the bolt connection belongs to detachable connection, the shapes of the bolts are different according to different purposes, the tightening bolt is mainly used for clamping and fixing and is mostly in an arch shape, but the existing tightening bolt is not high in strength and is easy to break in the long-time use process, so that the service life is short, and therefore, the high-strength tightening bolt is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high strength lock ring bolt possesses the advantage that intensity is high, has solved present lock ring bolt intensity not high, and easy fracture in long-time use leads to the problem that life is short.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high strength lock bolt, includes the body, the surface of body is provided with the screw thread, the body includes dope layer, corrosion-resistant layer, high temperature resistant layer, first high strength layer and second high strength layer, the dope layer is scribbled in the surface on corrosion-resistant layer, corrosion-resistant layer is located the surface on high temperature resistant layer, high temperature resistant layer is located the surface on first high strength layer, first high strength layer is located the surface on second high strength layer, the dope layer includes wear-resistant coating and corrosion-resistant coating.
Preferably, the wear-resistant coating is coated on the outer surface of the corrosion-resistant coating, and the corrosion-resistant coating is coated on the outer surface of the corrosion-resistant coating.
Preferably, the wear-resistant coating is wear-resistant ceramic paint, and the corrosion-resistant coating is alcohol-soluble phenolic resin paint.
Preferably, the corrosion-resistant layer is nickel-chromium alloy, and the high-temperature-resistant layer is martensite heat-resistant steel.
Preferably, the first high-strength layer is high manganese steel, and the second high-strength layer is magnesium alloy.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model can play the role of corrosion resistance through the corrosion-resistant coating, avoid the body from being corroded by external substances, play the role of wear resistance through the wear-resistant coating, avoid the corrosion-resistant coating from being worn and falling, thereby improving the corrosion resistance of the body, utilizing the corrosion-resistant layer to further improve the corrosion resistance of the body, thereby avoiding the strength deterioration caused by the corrosion of the body, utilizing the high temperature resistant layer to play a role of high temperature resistance and avoiding the deformation of the body caused by the influence of high temperature, utilizing the first high strength layer and the second high strength layer and adopting two high strength materials with different materials, can ensure that the body has good strength, avoid the body from being broken in the long-time use process, thereby improve the life of body, solved present lock ring bolt intensity not high, easy fracture in long-time use leads to the short problem of life.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application, and in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the utility model;
fig. 3 is the structure diagram of the coating layer of the present invention.
In the figure: 1. a body; 2. a thread; 3. a coating layer; 31. a wear-resistant coating; 32. a corrosion-resistant coating; 4. a corrosion-resistant layer; 5. a high temperature resistant layer; 6. a first high-strength layer; 7. a second high strength layer.
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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be 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.
The utility model discloses a body 1, screw thread 2, dope layer 3, wear-resistant coating 31, corrosion-resistant coating 32, corrosion-resistant layer 4, high temperature resistant layer 5, first high strength layer 6 and second high strength layer 7 part are the parts that general standard spare or technical staff in the field know, and its structure and principle all are this technical staff all can learn through the technical manual or learn through conventional experimental method.
Referring to fig. 1-3, a high-strength clinch bolt includes a body 1, a thread 2 is disposed on an outer surface of the body 1, the body 1 includes a coating layer 3, a corrosion-resistant layer 4, a high-temperature-resistant layer 5, a first high-strength layer 6 and a second high-strength layer 7, the coating layer 3 is coated on an outer surface of the corrosion-resistant layer 4, the corrosion-resistant layer 4 is disposed on an outer surface of the high-temperature-resistant layer 5, the corrosion-resistant layer 4 is a nichrome alloy, the high-temperature-resistant layer 5 is a martensite heat-resistant steel, the high-temperature-resistant layer 5 is disposed on an outer surface of the first high-strength layer 6, the first high-strength layer 6 is disposed on an outer surface of the second high-strength layer 7, the first high-strength layer 6 is a high-manganese steel, the second high-strength layer 7 is a magnesium alloy, the coating layer 3 includes a wear-resistant coating 31 and a corrosion-resistant coating 32, the wear-resistant coating 31 is coated on an outer surface of the corrosion-resistant coating 32, the corrosion-resistant coating 32 is coated on an outer surface of the corrosion-resistant layer 4, the wear-resistant coating 31 is wear-resistant ceramic paint, the corrosion-resistant coating 32 is alcohol-soluble phenolic resin paint, the corrosion-resistant effect can be achieved through the corrosion-resistant coating 32, the body 1 is prevented from being corroded by external substances, the wear-resistant effect can be achieved through the wear-resistant coating 31, the corrosion-resistant coating 32 is prevented from being worn and falling, the corrosion resistance of the body 1 is improved, the corrosion-resistant layer 4 is used for further improving the corrosion resistance of the body 1, the strength deterioration caused by corrosion of the body 1 is avoided, the high-temperature-resistant layer 5 is used for achieving the high-temperature-resistant effect, the body 1 is prevented from being deformed due to high temperature influence, the first high-strength layer 6 and the second high-strength layer 7 are used, high-strength materials made of two different materials are adopted, the body 1 can have good strength, the body 1 is prevented from being broken in the long-time use process, and the service life of the body 1 is prolonged, the problem of present lock ring bolt intensity not high, easy fracture in long-time use leads to life to hang down is solved.
When in use, the corrosion-resistant coating 32 can play a role in corrosion resistance to prevent the body 1 from being corroded by external substances, the wear-resistant coating 31 can play a role in wear resistance to prevent the corrosion-resistant coating 32 from being worn and falling off to improve the corrosion resistance of the body 1, the corrosion resistance of the body 1 can be further improved by the corrosion-resistant layer 4 to prevent the body 1 from being corroded to cause strength deterioration, the high-temperature-resistant layer 5 can play a role in high temperature resistance to prevent the body 1 from being deformed due to high temperature influence, the first high-strength layer 6 and the second high-strength layer 7 are used to adopt two high-strength materials of different materials to ensure that the body 1 has good strength to prevent the body 1 from being broken in the long-time use process, so that the service life of the body 1 is prolonged, the problem that the existing tightening bolt is not high in strength and easy to break in the long-time use process is solved, resulting in a problem of short service life.
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 (5)
1. The utility model provides a high strength lock bolt, includes body (1), its characterized in that: the outer surface of the body (1) is provided with threads (2), the body (1) comprises a coating layer (3), a corrosion-resistant layer (4), a high-temperature-resistant layer (5), a first high-strength layer (6) and a second high-strength layer (7), the coating layer (3) is coated on the outer surface of the corrosion-resistant layer (4), the corrosion-resistant layer (4) is located on the outer surface of the high-temperature-resistant layer (5), the high-temperature-resistant layer (5) is located on the outer surface of the first high-strength layer (6), the first high-strength layer (6) is located on the outer surface of the second high-strength layer (7), and the coating layer (3) comprises a wear-resistant coating (31) and a corrosion-resistant coating (32).
2. A high strength clinch bolt as claimed in claim 1, wherein: the wear-resistant coating (31) is coated on the outer surface of the corrosion-resistant coating (32), and the corrosion-resistant coating (32) is coated on the outer surface of the corrosion-resistant coating (4).
3. A high strength clinch bolt as claimed in claim 1, wherein: the wear-resistant coating (31) is wear-resistant ceramic paint, and the corrosion-resistant coating (32) is alcohol-soluble phenolic resin paint.
4. A high strength clinch bolt as claimed in claim 1, wherein: the corrosion-resistant layer (4) is nickel-chromium alloy, and the high-temperature-resistant layer (5) is martensite heat-resistant steel.
5. A high strength clinch bolt as claimed in claim 1, wherein: the first high-strength layer (6) is made of high manganese steel, and the second high-strength layer (7) is made of magnesium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023043688.1U CN213929091U (en) | 2020-12-17 | 2020-12-17 | High-strength tightening bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023043688.1U CN213929091U (en) | 2020-12-17 | 2020-12-17 | High-strength tightening bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213929091U true CN213929091U (en) | 2021-08-10 |
Family
ID=77152647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023043688.1U Expired - Fee Related CN213929091U (en) | 2020-12-17 | 2020-12-17 | High-strength tightening bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213929091U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289277A (en) * | 2021-12-29 | 2022-04-08 | 南通达克罗新材料科技有限公司 | Wear-resistant coating for fastener and preparation method thereof |
-
2020
- 2020-12-17 CN CN202023043688.1U patent/CN213929091U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114289277A (en) * | 2021-12-29 | 2022-04-08 | 南通达克罗新材料科技有限公司 | Wear-resistant coating for fastener and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 Termination date: 20211217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |