CN213478889U - High-barrier composite layer bolt for electric power system - Google Patents
High-barrier composite layer bolt for electric power system Download PDFInfo
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- CN213478889U CN213478889U CN202022124267.5U CN202022124267U CN213478889U CN 213478889 U CN213478889 U CN 213478889U CN 202022124267 U CN202022124267 U CN 202022124267U CN 213478889 U CN213478889 U CN 213478889U
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Abstract
The utility model discloses a high-barrier composite layer bolt for an electric power system, which comprises a nut and a screw, wherein an oil layer, a nano fluorine-silicon anticorrosive coating layer, a perchloroethylene coating layer, a silicon carbide wear-resistant layer and a zinc coating layer are arranged outside the nut and the screw from outside to inside; the screw cap is movably connected with the screw cap sleeve, and the screw rod is movably connected with the screw rod sleeve. The utility model discloses a high resistant to electric power system design development separates composite bed bolt to improve the tolerance of bolt fastener to the environment.
Description
Technical Field
The utility model relates to a bolt fastener field especially relates to an electric power system is with high resistant composite bed bolt that separates.
Background
Many outdoor and even field installations of power systems require the use of a large number of bolt fasteners. The bolt is often easy to corrode and the like under the stress of the environment, so that the normal use of the power facility is influenced. Especially, for power facilities such as seashore, the bolt damage condition is serious when the power facilities are subjected to environmental erosion of high salt and high humidity for a long time. Therefore, there is a need to develop a high-barrier composite layer bolt for an electrical power system to improve the environmental resistance of the bolt fastener.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: to prior art's not enough and defect, the utility model provides an electric power system separates composite bed bolt with high resistant provides multiple anticorrosive protection.
The technical scheme is as follows: the utility model discloses a high resistant separates composite bed bolt for electric power system, its characterized in that: the anti-corrosion coating comprises a nut and a screw, wherein an oil layer, a nano fluorine-silicon anti-corrosion coating layer, a perchloroethylene coating layer, a silicon carbide wear-resistant layer and a zinc coating layer are arranged on the outer parts of the nut and the screw from outside to inside; the screw cap is movably connected with the screw cap sleeve, and the screw rod is movably connected with the screw rod sleeve.
The nut sleeve comprises an outer sleeve and an inner sleeve, and a nut space embedded with a nut is sleeved inside the inner sleeve.
Wherein, the top of the external sleeve is provided with a buckle body.
The cross section of the space between the nut and the nut is hexagonal.
The screw rod sleeve is provided with an internal thread corresponding to the screw rod thread.
Wherein, the screw rod sleeve is a plastic sleeve body.
Wherein, the oil layer is a graphite lithium grease oil layer.
Has the advantages that: compared with the prior art, the utility model has the following apparent advantage: the utility model discloses a high resistant to electric power system design development separates composite bed bolt to improve the tolerance of bolt fastener to the environment. The screw cap and the screw rod are sequentially provided with an oil layer, a nano fluorine-silicon anti-corrosion coating layer, a perchloroethylene coating layer, a silicon carbide wear-resistant layer and a zinc coating layer from outside to inside, so that multiple anti-corrosion protection is provided. The screw sleeve is arranged outside the screw, and the nut sleeve is arranged outside the nut, so that the anti-corrosion layer structures are protected from being damaged before use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the microstructure of the surface of the nut or screw according to the present invention;
FIG. 1 shows a nut; 2 is a screw rod; 3 is a nut sleeve; 4 is an external sleeve; 5 is an inner sleeve; 6 is a nut space; 7 is a buckle body; 8 is a screw sleeve; 9 is an internal thread; 10 is an oil layer; 11 is a nano fluorine-silicon anticorrosive coating layer; 12 is a perchloroethylene coating layer; 13 is a silicon carbide wear-resistant layer; and 14 is a zinc coating.
Detailed Description
The technical solution of the present invention will be further described with reference to the accompanying drawings and the detailed description.
The utility model discloses a high resistant separates composite bed bolt for electric power system, including nut 1 and screw rod 2, nut 1 and the outside of screw rod 2 are equipped with oil reservoir 10 from outside to inside with this, nanometer fluorine silicon anticorrosive paint layer 11, perchloroethylene paint layer 12, carborundum wearing layer 13 and galvanizing coat 14; the screw cap 1 is movably connected with the screw cap sleeve 3, and the screw rod 2 is movably connected with the screw rod sleeve 8. Wherein, the nut sleeve 3 comprises an outer sleeve 4 and an inner sleeve 5, and the inner sleeve 5 is provided with a nut space 6 which is embedded with the nut 1. The top of the outer sleeve 4 is provided with a buckle body 7. The cross-sectional shape of the nut 1 and the nut space 6 is hexagonal. The screw sleeve 8 is provided with an internal thread 9 corresponding to the screw thread of the screw 2. The screw rod sleeve 8 is a plastic sleeve body. The oil layer 10 is a lithium graphite grease oil layer.
When in use, the utility model is provided with an oil layer 10, a nano fluorine-silicon anticorrosive coating layer 11, a perchloroethylene coating layer 12, a silicon carbide wear layer 13 and a zinc coating layer 14 in sequence from outside to inside outside the screw cap 1 and the screw rod 2; the oil layer 10 is used for blocking air and moisture and preventing the surface of the bolt from being oxidized; the nano fluorine-silicon anticorrosive coating layer 11 and the perchloroethylene coating layer 12 are used for improving the anticorrosive performance of the bolt and are anticorrosive coatings; the silicon carbide wear-resistant layer 13 is used for improving the wear-resistant performance of the bolt; the zinc coating 14 serves to further improve the corrosion resistance of the bolt surface.
And simultaneously, the utility model discloses set up screw rod cover 8 in 2 outsides of screw rod, such structural design, the long-term storage of the bolt of being convenient for to protect these anticorrosive coating structures not receive the damage before using. The nut sleeve 3 is arranged outside the nut 1, and by adopting the structural design, on one hand, the anti-corrosion layer structures are protected from being damaged before the bolt is used, so that the bolt is convenient to store for a long time; on the other hand, an expansion protective sleeve is additionally arranged outside the nut 1 in the use process of the bolt, so that the corrosion resistance is improved.
Claims (7)
1. High resistant separates composite bed bolt for electric power system, its characterized in that: the anti-corrosion oil-spraying screw cap comprises a screw cap (1) and a screw rod (2), wherein an oil layer (10), a nano fluorine-silicon anti-corrosion coating layer (11), a perchloroethylene coating layer (12), a silicon carbide wear-resistant layer (13) and a zinc coating layer (14) are arranged on the outer parts of the screw cap (1) and the screw rod (2) from outside to inside; the screw cap (1) is movably connected with the screw cap sleeve (3), and the screw rod (2) is movably connected with the screw rod sleeve (8).
2. The high-barrier composite layer bolt for an electric power system according to claim 1, characterized in that: the nut sleeve (3) comprises an outer sleeve (4) and an inner sleeve (5), and the inner sleeve (5) is provided with a nut space (6) which is embedded with the nut (1).
3. The high-barrier composite layer bolt for an electric power system according to claim 2, characterized in that: the top of the outer sleeve (4) is provided with a buckle body (7).
4. The high-barrier composite layer bolt for an electric power system according to claim 2, characterized in that: the cross section of the nut (1) and the nut space (6) is hexagonal.
5. The high-barrier composite layer bolt for an electric power system according to claim 1, characterized in that: the screw rod sleeve (8) is provided with an internal thread (9) corresponding to the screw rod (2) in thread.
6. The high-barrier composite layer bolt for an electric power system according to claim 5, wherein: the screw sleeve (8) is a plastic sleeve body.
7. The high-barrier composite layer bolt for an electric power system according to claim 1, characterized in that: the oil layer (10) is a graphite lithium-based lubricating grease oil layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022124267.5U CN213478889U (en) | 2020-09-24 | 2020-09-24 | High-barrier composite layer bolt for electric power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022124267.5U CN213478889U (en) | 2020-09-24 | 2020-09-24 | High-barrier composite layer bolt for electric power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213478889U true CN213478889U (en) | 2021-06-18 |
Family
ID=76362761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022124267.5U Active CN213478889U (en) | 2020-09-24 | 2020-09-24 | High-barrier composite layer bolt for electric power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213478889U (en) |
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2020
- 2020-09-24 CN CN202022124267.5U patent/CN213478889U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 226001 room 1725, No. 999, Guangzhou road, Haimen Economic and Technological Development Zone, Nantong City, Jiangsu Province Patentee after: Jiangsu Jiadi New Material Technology Co.,Ltd. Address before: 210000 industrial concentration zone, Baima Town, Lishui District, Nanjing City, Jiangsu Province Patentee before: NANJING JIADI FASTENER MANUFACTURING Co.,Ltd. |
|
| CP03 | Change of name, title or address |