CN216111668U - Rust-resistant effectual stainless steel screw that loses - Google Patents
Rust-resistant effectual stainless steel screw that loses Download PDFInfo
- Publication number
- CN216111668U CN216111668U CN202122002444.7U CN202122002444U CN216111668U CN 216111668 U CN216111668 U CN 216111668U CN 202122002444 U CN202122002444 U CN 202122002444U CN 216111668 U CN216111668 U CN 216111668U
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- CN
- China
- Prior art keywords
- coating
- resistant coating
- corrosion
- screw body
- wear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 239000010935 stainless steel Substances 0.000 title claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 18
- 239000011248 coating agent Substances 0.000 claims abstract description 79
- 238000000576 coating method Methods 0.000 claims abstract description 79
- 238000005260 corrosion Methods 0.000 claims abstract description 53
- 230000007797 corrosion Effects 0.000 claims abstract description 34
- 239000010410 layer Substances 0.000 claims abstract description 30
- 230000000694 effects Effects 0.000 claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 17
- 239000012792 core layer Substances 0.000 claims abstract description 16
- 239000011253 protective coating Substances 0.000 claims abstract description 15
- 230000002265 prevention Effects 0.000 claims description 12
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims 2
- 230000032683 aging Effects 0.000 abstract description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Laminated Bodies (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a stainless steel screw with a good anti-corrosion effect, which comprises a screw body, wherein the screw body comprises a core layer, a reinforcing layer and a protective coating, the protective coating comprises a corrosion-resistant coating, an anti-corrosion coating and a wear-resistant coating, the protective coating is positioned on the outer surface of the reinforcing layer, and the reinforcing layer is positioned on the outer surface of the core layer. The core layer of the utility model ensures the strength of the screw body, the reinforcing layer increases the strength and the rust resistance of the screw body, the wear-resistant coating increases the wear resistance and the corrosion resistance of the screw body, the rust-resistant coating can continue to protect the screw body after the wear-resistant coating is worn, the rust resistance and the corrosion resistance of the screw body are further increased by the rust-resistant coating, the screw body can continue to be protected by the corrosion-resistant coating after the rust-resistant coating is worn, the corrosion resistance and the ageing resistance of the screw body are increased by the corrosion-resistant coating, and the problems of low strength and poor rust resistance of the traditional screw are solved.
Description
Technical Field
The utility model relates to the technical field of screws, in particular to a stainless steel screw with a good rust prevention effect.
Background
The screw is a tool for fastening machine parts of an object step by utilizing the physics and mathematical principles of the inclined plane circular rotation and friction of the object, the screw is a general expression of a fastener, the screw is an indispensable industrial necessity in daily life, such as a tiny screw used by cameras, glasses, clocks, electronics and the like, and a common screw used by televisions, electrical products, musical instruments, furniture and the like, large screws and screw caps are used for engineering, buildings and bridges, and large and small screws are used for traffic appliances, airplanes, trams, automobiles and the like, but the traditional screw has low strength and poor rust prevention effect, so that the stainless steel screw with good rust prevention effect is provided.
SUMMERY OF THE UTILITY MODEL
Solves the technical problem
Aiming at the defects of the prior art, the utility model provides the stainless steel screw with good rust prevention effect, which has the advantages of high strength and good rust prevention effect and solves the problems of low strength and poor rust prevention effect of the traditional screw.
Technical scheme
In order to achieve the purpose, the utility model provides the following technical scheme: the stainless steel screw with good rust prevention effect comprises a screw body, wherein the screw body comprises a core layer, a reinforcing layer and a protective coating, and the protective coating comprises a corrosion-resistant coating, an antirust coating and a wear-resistant coating.
Preferably, the protective coating is located on the outer surface of a reinforcing layer located on the outer surface of the core layer.
Preferably, the wear-resistant coating is positioned on the outer surface of the anti-corrosion coating, and the anti-corrosion coating is positioned on the outer surface of the anti-corrosion coating.
Preferably, the core layer is a carbon steel layer, and the reinforcing layer is a stainless steel layer.
Preferably, the corrosion-resistant coating is a water-based inorganic zinc-rich primer layer, the antirust coating is a PVD composite coating, and the wear-resistant coating is a silicon carbide corrosion-resistant wear-resistant coating layer.
Preferably, the thickness of the corrosion-resistant coating and the thickness of the antirust coating are both 20-25 μm, and the thickness of the wear-resistant coating is 30-35 μm.
Advantageous effects
Compared with the prior art, the utility model provides the stainless steel screw with good anti-corrosion effect, which has the following beneficial effects:
the core layer of the utility model ensures the strength of the screw body, the reinforcing layer increases the strength and the rust resistance of the screw body, the wear-resistant coating increases the wear resistance and the corrosion resistance of the screw body, the rust-resistant coating can continue to protect the screw body after the wear-resistant coating is worn, the rust resistance and the corrosion resistance of the screw body are further increased by the rust-resistant coating, the screw body can continue to be protected by the corrosion-resistant coating after the rust-resistant coating is worn, the corrosion resistance and the ageing resistance of the screw body are increased by the corrosion-resistant coating, and the problems of low strength and poor rust resistance of the traditional screw are solved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged cross-sectional view of the screw body according to the present invention;
FIG. 3 is an enlarged partial cross-sectional view of the protective coating of the present invention.
In the figure: 1. a screw body; 101. a core layer; 102. a reinforcing layer; 103. a protective coating; 1031. a corrosion-resistant coating; 1032. an antirust coating; 1033. and (3) wear-resistant coating.
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 "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", 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 describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element 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. Furthermore, the terms "first" and "second" 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 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The screw body 1, the core layer 101, the reinforcing layer 102, the protective coating 103, the corrosion-resistant coating 1031, the antirust coating 1032 and the wear-resistant coating 1033 are all common standard parts or parts known to those skilled in the art, and the structure and principle of the screw body are known to those skilled in the art through technical manuals or through conventional experimental methods.
Referring to fig. 1-3, a stainless steel screw with good anti-corrosion effect includes a screw body 1, the screw body 1 includes a core layer 101, a reinforcing layer 102 and a protective coating 103, the protective coating 103 is located on the outer surface of the reinforcing layer 102, the reinforcing layer 102 is located on the outer surface of the core layer 101, the core layer 101 is a carbon steel layer, the reinforcing layer 102 is a stainless steel layer, the protective coating 103 includes a corrosion-resistant coating 1031, an anti-corrosion coating 1032 and a wear-resistant coating 1033, the wear-resistant coating 1033 is located on the outer surface of the anti-corrosion coating 1032, the anti-corrosion coating 1032 is located on the outer surface of the corrosion-resistant coating 1031, the corrosion-resistant coating 1031 is a water-based inorganic zinc-rich primer layer, the anti-corrosion coating 1032 is a PVD composite coating, the wear-resistant coating 1033 is a silicon carbide anti-corrosion wear-resistant coating layer, the thicknesses of the corrosion coating 1031 and the anti-corrosion coating 1032 are both 20 μm-25 μm, and the thickness of the wear-resistant coating 1033 is 30 μm-35 μm, the intensity of screw body 1 has been guaranteed to sandwich layer 101, the enhancement layer 102 has increased the intensity and the rust-resistant nature of screw body 1, wear-resistant coating 1033 has increased the wearability and the corrosion resistance of screw body 1, wear-resistant coating 1033 wearing and tearing back, rust-resistant coating 1032 can continue to protect screw body 1, rust-resistant coating 1032 has further increased the rust-resistant nature and the corrosion resistance of screw body 1, after rust-resistant coating 1032 wearing and tearing, corrosion-resistant coating 1031 can continue to protect screw body 1, corrosion-resistant coating 1031 has increased the corrosion resistance and the ageing resistance of screw body 1, traditional screw intensity is not high, the not good problem of rust-resistant effect has been solved.
When the anti-corrosion screw is used, the strength of the screw body 1 is ensured by the core layer 101, the strength and the rust resistance of the screw body 1 are increased by the reinforcing layer 102, the wear-resistant coating 1033 increases the wear resistance and the corrosion resistance of the screw body 1, after the wear-resistant coating 1033 is worn, the screw body 1 can be continuously protected by the anti-corrosion coating 1032, the rust resistance and the corrosion resistance of the screw body 1 are further increased by the anti-corrosion coating 1032, after the anti-corrosion coating 1032 is worn, the screw body 1 can be continuously protected by the anti-corrosion coating 1031, the corrosion resistance and the ageing resistance of the screw body 1 are increased by the anti-corrosion coating 1031, and the problems of low strength and poor rust resistance of the traditional screw are solved.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an antirust effectual stainless steel screw, includes screw body (1), its characterized in that: the screw body (1) comprises a core layer (101), a reinforcing layer (102) and a protective coating (103), wherein the protective coating (103) comprises a corrosion-resistant coating (1031), a rust-resistant coating (1032) and a wear-resistant coating (1033).
2. The stainless steel screw with good rust prevention effect according to claim 1, characterized in that: the protective coating (103) is located on an outer surface of the reinforcement layer (102), and the reinforcement layer (102) is located on an outer surface of the core layer (101).
3. The stainless steel screw with good rust prevention effect according to claim 1, characterized in that: the wear-resistant coating (1033) is positioned on the outer surface of the antirust coating (1032), and the antirust coating (1032) is positioned on the outer surface of the corrosion-resistant coating (1031).
4. The stainless steel screw with good rust prevention effect according to claim 1, characterized in that: the core layer (101) is a carbon steel layer, and the reinforcing layer (102) is a stainless steel layer.
5. The stainless steel screw with good rust prevention effect according to claim 1, characterized in that: the corrosion-resistant coating (1031) is a water-based inorganic zinc-rich primer layer, the antirust coating (1032) is a PVD composite coating, and the wear-resistant coating (1033) is a silicon carbide corrosion-resistant wear-resistant coating layer.
6. The stainless steel screw with good rust prevention effect according to claim 1, characterized in that: the thickness of the corrosion-resistant coating (1031) and the thickness of the antirust coating (1032) are both 20-25 μm, and the thickness of the wear-resistant coating (1033) is 30-35 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122002444.7U CN216111668U (en) | 2021-08-24 | 2021-08-24 | Rust-resistant effectual stainless steel screw that loses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122002444.7U CN216111668U (en) | 2021-08-24 | 2021-08-24 | Rust-resistant effectual stainless steel screw that loses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216111668U true CN216111668U (en) | 2022-03-22 |
Family
ID=80728132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122002444.7U Expired - Fee Related CN216111668U (en) | 2021-08-24 | 2021-08-24 | Rust-resistant effectual stainless steel screw that loses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216111668U (en) |
-
2021
- 2021-08-24 CN CN202122002444.7U patent/CN216111668U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220808 Address after: 266000 Longquan Town, Jimo City, Qingdao City, Shandong Province Patentee after: Qingdao Fengtai Hardware Products Co.,Ltd. Address before: 154003 room 1419, floor 14, building a, bus building, 70m south, No. 131, Changqing street, Jiamusi City, Heilongjiang Province Patentee before: Yao Qi |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220322 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |