CN213478886U - Bolt fastener for high-impedance power system - Google Patents
Bolt fastener for high-impedance power system Download PDFInfo
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- CN213478886U CN213478886U CN202022116574.9U CN202022116574U CN213478886U CN 213478886 U CN213478886 U CN 213478886U CN 202022116574 U CN202022116574 U CN 202022116574U CN 213478886 U CN213478886 U CN 213478886U
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- screw rod
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- screw
- power system
- bolt fastener
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Abstract
The utility model discloses a bolt fastener for high impedance power system, which comprises a nut and a screw, wherein the outside of the nut and the screw is provided with 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 from outside to inside in sequence; the screw rod is movably connected with the screw rod sleeve, and the screw rod sleeve is provided with an internal thread corresponding to the thread of the screw rod. The utility model discloses a nut and screw rod outside from outer to interior be equipped with oil reservoir, nanometer fluorine silicon anticorrosive paint layer, perchloroethylene dope layer, carborundum wearing layer and galvanizing coat in proper order, provide multiple anticorrosive protection.
Description
Technical Field
The utility model relates to a bolt fastener field especially relates to a high impedance is bolt fastener for power system.
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-impedance bolt fastener for an electric power system to improve the environmental resistance of the bolt fastener.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: not enough and defect to prior art, the utility model provides a high impedance power is bolt fastener for system, nut and screw rod outside from outer to interior oil reservoir, nanometer fluorine silicon anticorrosive paint layer, perchloroethylene dope layer, carborundum wearing layer and the galvanizing coat of being equipped with in proper order, provide multiple anticorrosive protection.
The technical scheme is as follows: the utility model discloses a bolt fastener for high impedance power system, its characterized in that: the anti-corrosion oil-spraying screw cap comprises a screw cap and a screw rod, 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 sequentially arranged outside the screw cap and the screw rod from outside to inside; the screw rod is movably connected with the screw rod sleeve, and the screw rod sleeve is provided with an internal thread corresponding to the thread of the screw rod.
The screw and the screw sleeve are movably connected with the internal thread through screw threads.
The cross section of the nut is hexagonal.
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 impedance bolt fastener to the electric power system design 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.
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 screw sleeve; 4 is an internal thread; 5 is an oil layer; 6 is a nano fluorine-silicon anticorrosive coating layer; 7 is a perchloroethylene coating layer; 8 is a silicon carbide wear-resistant layer; and 9 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 bolt fastener for high impedance power system, including nut 1 and screw rod 2, nut 1 and the outside of screw rod 2 are equipped with oil reservoir 5, nanometer fluorine silicon anticorrosive paint layer 6, perchloroethylene paint layer 7, carborundum wearing layer 8 and galvanizing coat 9 from outside to inside in proper order; the screw rod 2 is movably connected with a screw rod sleeve 3, and the screw rod sleeve 3 is provided with an internal thread 4 corresponding to the thread of the screw rod 2. Wherein, the screw rod 2 and the screw rod sleeve 3 are movably connected with the internal thread 4 through the screw thread of the screw rod 2. The cross-sectional shape of the nut 1 is hexagonal. The screw rod sleeve 3 is a plastic sleeve body. The oil layer 5 is a graphite lithium-based lubricating grease oil layer.
When in use, the utility model is provided with an oil layer 5, a nano fluorine-silicon anticorrosive coating layer 6, a perchloroethylene coating layer 7, a silicon carbide wear-resistant layer 8 and a zinc coating layer 9 in sequence from outside to inside outside the screw cap 1 and the screw rod 2; the oil layer 5 is used for blocking air and moisture and preventing the surface of the bolt from being oxidized; the nano fluorine-silicon anticorrosive coating layer 6 and the perchloroethylene coating layer 7 are used for improving the anticorrosive performance of the bolt and are anticorrosive coatings; the silicon carbide wear-resistant layer 8 is used for improving the wear-resistant performance of the bolt; the zinc coating 9 serves to further improve the corrosion resistance of the bolt surface. And simultaneously, the utility model discloses set up screw rod cover 3 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.
Claims (5)
1. Bolt fastener for high impedance 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 (5), a nano fluorine-silicon anti-corrosion coating layer (6), a perchloroethylene coating layer (7), a silicon carbide wear-resistant layer (8) and a zinc coating layer (9) are sequentially arranged outside the screw cap (1) and the screw rod (2) from outside to inside; the screw rod (2) is movably connected with the screw rod sleeve (3), and the screw rod sleeve (3) is provided with an internal thread (4) corresponding to the thread of the screw rod (2).
2. The bolt fastener for high impedance power system according to claim 1, characterized in that: the screw rod (2) and the screw rod sleeve (3) are movably connected with the internal thread (4) through the screw rod (2) threads.
3. The bolt fastener for high impedance power system according to claim 1, characterized in that: the cross section of the nut (1) is hexagonal.
4. The bolt fastener for high impedance power system according to claim 1, characterized in that: the screw sleeve (3) is a plastic sleeve body.
5. The bolt fastener for high impedance power system according to claim 1, characterized in that: the oil layer (5) is a graphite lithium-based lubricating grease oil layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116574.9U CN213478886U (en) | 2020-09-24 | 2020-09-24 | Bolt fastener for high-impedance power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022116574.9U CN213478886U (en) | 2020-09-24 | 2020-09-24 | Bolt fastener for high-impedance power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213478886U true CN213478886U (en) | 2021-06-18 |
Family
ID=76362582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022116574.9U Active CN213478886U (en) | 2020-09-24 | 2020-09-24 | Bolt fastener for high-impedance power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213478886U (en) |
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2020
- 2020-09-24 CN CN202022116574.9U patent/CN213478886U/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 | ||
| 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. |