CN208831449U - A kind of anti abrasive high-strength bolt - Google Patents
A kind of anti abrasive high-strength bolt Download PDFInfo
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- CN208831449U CN208831449U CN201821465567.6U CN201821465567U CN208831449U CN 208831449 U CN208831449 U CN 208831449U CN 201821465567 U CN201821465567 U CN 201821465567U CN 208831449 U CN208831449 U CN 208831449U
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- bolt
- hexagonal nut
- screw rod
- anti abrasive
- wall
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Abstract
The utility model provides a kind of anti abrasive high-strength bolt, including outer-hexagonal nut and screw rod, outer-hexagonal nut bottom end is provided with screw rod, the outer-hexagonal nut top end opening is provided with hexagon socket head cap screw pullover, and the screw rod outer wall is provided with screw thread, and the setting of outer-hexagonal nut bottom end is fluted, and screw rod is located inside grooves, the inside grooves are closely fitted with sealing ring, and the outer-hexagonal nut includes stainless steel layer and erosion resistant coating, and the stainless steel layer outer wall is coated with erosion resistant coating.This kind of anti abrasive high-strength bolt can effectively prevent this kind of bolt oxidation by air corrosion; the security performance of bolt and fixedly connected part can utmostly be protected; to improve the wear resistance of this kind of bolt; outer-hexagonal nut can also will not be damaged in disassembly process; and can hydrops near separation nuts, prevent this kind of bolt to be chronically in ponding and get rusty.
Description
Technical field
The utility model relates to securing member technical field, specifically a kind of anti abrasive high-strength bolt.
Background technique
Fastener is to be fastenedly connected with and apply extremely wide a kind of machine components;In various machinery, equipment, vehicle
, ship, railway, bridge, building, structure, tool, instrument, chemical industry, instrument and articles etc. above, it can be seen that various each
The fastener of sample is most widely used mechanical basic part.
The cylindrical threaded fastener of bolt adapted nut.By head and screw rod (having externally threaded cylindrical body) two
A kind of fastener of part composition, need to cooperate with nut, for being fastenedly connected two parts for having through-hole.
In the prior art, the patent of a Patent No. CN200820033387.0 provides a kind of steel construction with high-strength
Big hexagon head bolt is spent, which uses round-corner transition in the junction of bolt head and screw rod, it is possible to reduce stress concentration phenomenon,
Bolt strength is further increased, but the corrosion resistance of this kind of bolt is poor, causes to be easy to appear bolt and fixedly connected part is disconnected
Split the problem of easily causing loss or accident, and existing bolt is influenced by working condition, cause nut exposed to the sun and rain by wind and
The problem of weathering and erosion of the Nature causes corrosion even can not carry out switch activity.Therefore, it is necessary to fasten in existing connection
It is further studied on the basis of part, a kind of anti abrasive high-strength bolt is provided.
Utility model content
The utility model be intended to solve securing member corrosion resistance it is poor with corrosion can not carry out switch activity
Technical problem provides a kind of anti abrasive high-strength bolt, by setting erosion resistant coating, hex bolts pullover, outer-hexagonal nut and
The components such as sealing ring can prevent this kind of bolt oxidation by air corrosion, can utmostly protect bolt and fixedly connected part
Security performance, to improve the wear resistance of this kind of bolt, additionally it is possible to outer-hexagonal nut will not be damaged in disassembly process,
And can hydrops near separation nuts, prevent this kind of bolt to be chronically in ponding raw, securing member technology led
Domain has wide applicability.
To achieve the above object, the utility model provides the following technical solutions, a kind of anti abrasive high-strength bolt, including
Outer-hexagonal nut and screw rod, outer-hexagonal nut bottom end are provided with screw rod, and the outer-hexagonal nut top end opening is provided with interior
Hex bolts pullover, the screw rod outer wall are provided with screw thread, and the setting of outer-hexagonal nut bottom end is fluted, and screw rod is positioned at recessed
Inside slot, the inside grooves are closely fitted with sealing ring, and the outer-hexagonal nut includes stainless steel layer and erosion resistant coating, it is described not
Rust steel layer outer wall is coated with erosion resistant coating.
Further, the erosion resistant coating is anticorrosive PTFE layer.
Further, the hex bolts pullover inner wall and outer-hexagonal nut outer wall are equipped with antiskid thread.
Further, the groove inner wall is equipped with non-slip texture, and groove mutually agrees with sealing ring.
The utility model provides a kind of anti abrasive high-strength bolt, has the advantages that
1, this it is practical by erosion resistant coating be anticorrosive PTFE layer, enabling its erosion resistant coating effectively prevents this kind of bolt
Oxidation by air corrosion, degree serious the case where directly falling off, can utmostly protect bolt and fixedly connected part
Security performance, to improve the wear resistance of this kind of bolt, and extend this kind of high-strength bolt service life and
Application range, so that the corrosion resistance for solving existing high-strength bolt is poor, cause to be easy to appear bolt be fixedly connected
The problem of part fracture easily causes loss or accident.
2, this practical setting by hexagon socket head cap screw pullover and outer-hexagonal nut can be suitable for common spanner and interior
Die nut carries out bolt and unloads bolt, while can protect this kind of anti abrasive high-intensitive spiral shell by hexagon socket head cap screw pullover
Bolt will not damage outer-hexagonal nut due to drenching with rain and the weathering and erosion of the Nature by exposing to the weather for a long time in disassembly process,
It is influenced by working condition to solving previous bolt, leads to that nut is exposed to the sun and rain by wind and the weathering and erosion of the Nature causes
The problem of corrosion even can not carry out switch activity.
3, originally practical that non-slip texture is equipped with by groove inner wall, and groove mutually agrees with sealing ring, enables its sealing ring
Certain protection intensity is enough provided, additionally it is possible to the hydrops near separation nuts prevents this kind of bolt to be chronically in ponding and gets rusty,
It is not influenced under running conditions by pressure, temperature and sliding speed etc., while there is good heat-resistant impact ability, remain to protect
Leakproofness is held to guarantee the service life for having satisfied under operating condition.
To sum up, this kind of anti abrasive high-strength bolt can effectively prevent this kind of bolt oxidation by air corrosion, can be with
The security performance for utmostly protecting bolt and fixedly connected part, to improve the wear resistance of this kind of bolt, additionally it is possible to
Will not damage outer-hexagonal nut in disassembly process, and can hydrops near separation nuts, prevent this kind of bolt to be chronically at
It gets rusty in ponding.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the whole diagrammatic cross-section of the utility model.
Fig. 3 is the outer-hexagonal nut bottom end schematic diagram of the utility model.
Fig. 4 is the stainless steel layer diagrammatic cross-section of the utility model
In Fig. 1-4: outer-hexagonal nut 1, screw rod 2, hexagon socket head cap screw pullover 101, screw thread 201, groove 102, sealing ring
103, stainless steel layer 104, erosion resistant coating 105.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Sealing ring 103 in the utility model, which can be bought or customize from market with erosion resistant coating 105, to be obtained, and concrete specification is
Ordinary skill in the art means, are no longer repeated.
Embodiment one:
A kind of anti abrasive high-strength bolt provided by the utility model, including outer-hexagonal nut 1 and screw rod 2, outer-hexagonal
1 bottom end of nut is provided with screw rod 2, and 1 top end opening of outer-hexagonal nut is provided with hexagon socket head cap screw pullover 101, the setting of 2 outer wall of screw rod
There are screw thread 201,1 bottom end of outer-hexagonal nut setting fluted 102, and screw rod 2 is located inside groove 102,102 inner tight of groove
It is fitted with sealing ring 103, outer-hexagonal nut 1 includes stainless steel layer 104 and erosion resistant coating 105, and 104 outer wall of stainless steel layer is coated with anti-
Rotten layer 105.
Anti abrasive high-strength bolt provided in this embodiment can effectively prevent this kind of bolt oxidation by air corrosion,
The security performance of bolt and fixedly connected part can be utmostly protected, to improve the wear resistance of this kind of bolt.
Embodiment two:
A kind of anti abrasive high-strength bolt provided by the utility model, wherein erosion resistant coating 105 is anticorrosive PTFE
Layer 105, by the setting of hexagon socket head cap screw pullover 101 and outer-hexagonal nut 1 be suitable for common spanner and allen wrench into
Bolt and bolt is unloaded on row;101 inner wall of hex bolts pullover and 1 outer wall of outer-hexagonal nut are equipped with antiskid thread, pass through interior six
Corner bolt pullover 101 protects this kind of anti abrasive high-strength bolt due to drenching with rain and the weathering of the Nature by exposing to the weather for a long time
It degrades;102 inner wall of groove is equipped with non-slip texture, and groove 102 mutually agrees with sealing ring 103, provides one by sealing ring 103
Fixed protection intensity, goes back the hydrops near separation nuts.
Anti abrasive high-strength bolt provided in this embodiment can will not damage outer-hexagonal nut in disassembly process, and
And can hydrops near separation nuts, prevent this kind of bolt to be chronically in ponding and get rusty.
Embodiment three:
When using a kind of anti abrasive high-strength bolt provided in this embodiment, by hexagon socket head cap screw pullover 101 with
The setting of outer-hexagonal nut 1 is suitable for common spanner and allen wrench and carries out bolt and unload bolt, while passing through interior six
Corner bolt pullover 101 protects this kind of anti abrasive high-strength bolt due to drenching with rain and the weathering of the Nature by exposing to the weather for a long time
It degrades, outer-hexagonal nut will not be damaged in disassembly process, and bolt oxidation by air is effectively prevented by erosion resistant coating 105
Corrosion, can utmostly protect the security performance of bolt and fixedly connected part, so that the wear resistance of this kind of bolt is improved,
Under running conditions, sealing ring 103 provides certain protection intensity, goes back the hydrops near separation nuts, prevents this kind of bolt long
Phase, which is in ponding, gets rusty.
The above are merely preferred embodiments of the present invention, it is noted that for those skilled in the art,
Without departing from the concept of the premise utility, several modifications and improvements can also be made, these also should be considered as practical
Novel protection scope, these all will not influence the effect and patent practicability of the utility model implementation.
Claims (4)
1. a kind of anti abrasive high-strength bolt, including outer-hexagonal nut (1) and screw rod (2), outer-hexagonal nut (1) bottom end
It is provided with screw rod (2), which is characterized in that outer-hexagonal nut (1) top end opening is provided with hexagon socket head cap screw pullover (101),
Screw rod (2) outer wall is provided with screw thread (201), and fluted (102) are arranged in outer-hexagonal nut (1) bottom end, and screw rod (2)
Internal positioned at groove (102), groove (102) inner tight is fitted with sealing ring (103), outer-hexagonal nut (1) packet
Stainless steel layer (104) and erosion resistant coating (105) are included, stainless steel layer (104) outer wall is coated with erosion resistant coating (105).
2. a kind of anti abrasive high-strength bolt according to claim 1, which is characterized in that the erosion resistant coating (105) is
Anticorrosive PTFE layer (105).
3. a kind of anti abrasive high-strength bolt according to claim 1, which is characterized in that the hex bolts pullover
(101) inner wall and outer-hexagonal nut (1) outer wall are equipped with antiskid thread.
4. a kind of anti abrasive high-strength bolt according to claim 1, which is characterized in that groove (102) inner wall
Equipped with non-slip texture, and groove (102) mutually agrees with sealing ring (103).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821465567.6U CN208831449U (en) | 2018-09-07 | 2018-09-07 | A kind of anti abrasive high-strength bolt |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821465567.6U CN208831449U (en) | 2018-09-07 | 2018-09-07 | A kind of anti abrasive high-strength bolt |
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CN208831449U true CN208831449U (en) | 2019-05-07 |
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CN201821465567.6U Active CN208831449U (en) | 2018-09-07 | 2018-09-07 | A kind of anti abrasive high-strength bolt |
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CN (1) | CN208831449U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110513381A (en) * | 2019-09-29 | 2019-11-29 | 中国原子能科学研究院 | A kind of outer six side's screws of interior hexagonal |
-
2018
- 2018-09-07 CN CN201821465567.6U patent/CN208831449U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110513381A (en) * | 2019-09-29 | 2019-11-29 | 中国原子能科学研究院 | A kind of outer six side's screws of interior hexagonal |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210104 Address after: 313000 room 105, building 8, no.866, Baiyun South Road, LEIDIAN Town, Deqing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang asijie Transmission Technology Co.,Ltd. Address before: 313219 Room 102, Building 8, 866 Baiyunnan Road, Leidian Town, Deqing County, Huzhou City, Zhejiang Province Patentee before: HUZHOU JINJIU TRANSMISSION EQUIPMENT Co.,Ltd. |
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TR01 | Transfer of patent right |