CN208719109U - A kind of automotive hub antirust bolt - Google Patents
A kind of automotive hub antirust bolt Download PDFInfo
- Publication number
- CN208719109U CN208719109U CN201821325889.0U CN201821325889U CN208719109U CN 208719109 U CN208719109 U CN 208719109U CN 201821325889 U CN201821325889 U CN 201821325889U CN 208719109 U CN208719109 U CN 208719109U
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- China
- Prior art keywords
- bolt
- screw
- thread
- segment
- thread segment
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- 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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Abstract
The utility model discloses a kind of automotive hub antirust bolts, including bolt head mechanism, link block, screw mechanism and mud guard, the link block of the bolt head mechanism and lower section passes through press bed stamping riveting, link block and the screw mechanism of lower section pass through press bed stamping riveting, the screw mechanism includes changeover portion, the first thread segment, the second thread segment and guiding light bar segment, the mud guard can up and down adjustment be mounted on the first thread segment.The utility model ensure that bolt vertical stress during the fastening process, reduce the probability of screw thread stripped thread by the way that guiding light bar segment is arranged below screw mechanism；It is cooperated by mud guard and link block, screw mechanism, rainwater and mud etc. is avoided to penetrate into screw hole along the gap of screw rod or bolt head, extend bolt service life；By opening up hexagon socket head cap screw hole in the middle part of bolt head mechanism, even if the hexagonal bolt head of outside deforms, it still can use interior hexagonal and carry out quick demounting bolt, increase the service life of bolt.
Description
[technical field]
The utility model relates to the technical field of boss bolt, in particular to a kind of automotive hub antirust bolt.
[background technique]
The high-strength bolt of boss bolt vehicle connection wheel.Link position is the hub unit bearing of wheel, general micro-
Type Che Shangyong's is 10.9 grades, large and medium-sized vehicle use 12.9 grades, the structure of boss bolt be usually annular knurl key shelves, screw thread shelves and
One cap head, T connector portion boss bolt are mostly 8.8 grades of ratings above, undertake the big torsion connection between automotive hub and axle,
Double head type boss bolt is mostly 4.8 grades of ratings above, undertakes the connection of lighter torsion between automobile foreign steamer hub shell and tire, sedan-chair
The hub bearing of vehicle goes over most to be to use single-row tapered roller or ball bearing in pairs.With the development of technology, car has been
Widely use car hub unit.
But in the operating process of fastening, if it cannot be guaranteed that the vertical strength of bolt and threaded hole is so as to cause oblique loading
Or operator's experience is insufficient or firmly excessive, will lead to fragile threaded hole stripped thread.And outer wheel hub bolt is mounted on automobile
After wheel, in air, especially moist wet rainy season often gets rusty damage, and rainwater can be along screw rod or bolt for exposure for a long time
Screw hole is penetrated into the gap of head, influences bolt service life, increases maintenance replacement cost.The installation of bolt requires spanner substantially,
It is difficult to install if without spanner, installation is inconvenient.
[utility model content]
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide a kind of automotive hub antirust spiral shell
Bolt ensure that bolt vertical stress during the fastening process, reduce the probability of screw thread stripped thread, and easy for assemble or unload, structure is simple, even
It is firm to connect, the setting of mud guard, avoids rainwater and mud etc. from penetrating into screw hole along the gap of screw rod or bolt head, waterproof layer is more
Corrosion resistance is enhanced, the service life of bolt is extended.
To achieve the above object, the utility model proposes a kind of automotive hub antirust bolt, including bolt head mechanism,
The link block of link block, screw mechanism and mud guard, the bolt head mechanism and lower section is described by press bed stamping riveting
Link block and lower section screw mechanism by press bed stamping riveting, the screw mechanism includes changeover portion, the first screw thread
Section, the second thread segment and guiding light bar segment, the changeover portion, the first thread segment, the second thread segment and guiding light bar segment are from upper
It is sequentially connected under, the changeover portion, the first thread segment, the second thread segment and guiding light bar segment are an integral structure, described
Mud guard can up and down adjustment be mounted on the first thread segment, the changeover portion and mud guard cooperate.
Preferably, the outer wall of first thread segment is equipped with the first external screw thread, second thread segment it is outer
Wall is equipped with the second external screw thread, and less than the outer diameter of the second thread segment, the mud guard is for the outer diameter of first thread segment
Collar plate shape structure, the center of the mud guard are equipped with cylindrical hole, the central axis of the cylindrical hole with
The central axis of mud guard overlaps, and the aperture of the cylindrical hole is adapted with the outer diameter of the first thread segment, described
The inner wall of cylindrical hole be equipped with internal screw thread compatible with the first external screw thread, the upper and lower ends of the changeover portion are distinguished
It is connected with link block and the first thread segment, the changeover portion is arcuate structure, the cylindrical hole and changeover portion interference
Cooperation.
The hexagonal structure preferably, the bolt head mechanism is positive is provided with interior in the middle part of the bolt head mechanism
Hex bolts hole.
Preferably, outer diameter of the outer diameter of the guiding light bar segment less than the second thread segment, the guiding light
The lower end of rod segment is equipped with hexagon boss, and the bottom surface of the hexagon boss is equipped with screw-driver slot.
Preferably, the screw-driver slot is flat recess or cross recess.
Preferably, the surface layer of the mud guard is equipped with waterproof layer.
The utility model has the beneficial effects that compared with prior art, a kind of automotive hub use provided by the utility model is anti-
Become rusty bolt, the guiding light bar segment of the second external thread diameter of bolt is less than by being arranged below screw mechanism, guiding polished rod is the
Vertically-guided is carried out before two external screw threads and threaded hole occlusion, bolt vertical stress during the fastening process is ensure that, reduces screw thread
The probability of stripped thread；It is cooperated by mud guard and link block, screw mechanism, avoids rainwater and mud etc. along screw rod or bolt
Screw hole is penetrated into the gap of head, extends bolt service life, and the surface layer of mud guard is equipped with waterproof layer, further increases the anti-of bolt
Water rustless property extends the service life of bolt；By opening up hexagon socket head cap screw hole in the middle part of bolt head mechanism, even if outside
Hexagonal bolt head deformation, still can use interior hexagonal and carry out quick demounting bolt, increase the service life of bolt；Pass through
In hexagon boss bottom surface, screw-driver slot is set, in combination with original installing and dismounting portion --- bolt head mechanism is, it can be achieved that a variety of
Installation and removal mode, use are more flexible and convenient.
The feature and advantage of the utility model will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is a kind of structural schematic diagram of automotive hub antirust bolt of the utility model；
Fig. 2 is a kind of overlooking structure diagram of the bolt head mechanism of automotive hub antirust bolt of the utility model.
In figure: 1- bolt head mechanism, 2- link block, 3- screw mechanism, 4- mud guard, 11- hexagon socket head cap screw hole, 31- mistake
Cross section, the first thread segment of 32-, the second thread segment of 33-, 34- guiding light bar segment, the first external screw thread of 321-, the second external screw thread of 331-,
341- hexagon boss, 41- cylindrical hole, 42- waterproof layer, 411- internal screw thread.
[specific embodiment]
To make the objectives, technical solutions and advantages of the present invention clearer, below by accompanying drawings and embodiments,
The present invention will be further described in detail.However, it should be understood that specific embodiment described herein is only used to solve
The utility model is released, the range being not intended to limit the utility model.In addition, in the following description, being omitted to known features
With the description of technology, to avoid the concept for unnecessarily obscuring the utility model.
Refering to fig. 1 and Fig. 2, the utility model embodiment provide a kind of automotive hub antirust bolt, including bolt head machine
The link block 2 of structure 1, link block 2, screw mechanism 3 and mud guard 4, the bolt head mechanism 1 and lower section passes through press bed punching press
For the screw mechanism 3 of riveting, the link block 2 and lower section by press bed stamping riveting, the screw mechanism 3 includes transition
The 31, first thread segment 32 of section, the second thread segment 33 and guiding light bar segment 34, the changeover portion 31, the first thread segment 32, second
Thread segment 33 and guiding light bar segment 34 are sequentially connected from top to bottom, the changeover portion 31, the first thread segment 32, the second thread segment
33 and guiding light bar segment 34 be an integral structure, the mud guard 4 can up and down adjustment be mounted on the first thread segment 32, institute
The changeover portion 31 and mud guard 4 stated cooperate.
The outer wall of first thread segment 32 is equipped with the first external screw thread 321, the outer wall of second thread segment 33
It is equipped with the second external screw thread 331, outer diameter of the outer diameter less than the second thread segment 33 of first thread segment 32, the gear mud
Plate 4 is collar plate shape structure, and the center of the mud guard 4 is equipped with cylindrical hole 41, the cylindrical hole 41
The central axis of central axis and mud guard 4 overlaps, the aperture of the cylindrical hole 41 and the first thread segment 32
Outer diameter is adapted, and the inner wall of the cylindrical hole 41 is equipped with internal screw thread 411 compatible with the first external screw thread 321, institute
The upper and lower ends for the changeover portion 31 stated are connected with link block 2 and the first thread segment 32 respectively, and the changeover portion 31 is arc knot
Structure, the cylindrical hole 41 and changeover portion 31 are interference fitted.The bolt head mechanism 1 is positive hexagonal structure, described
The middle part of bolt head mechanism 1 be provided with hexagon socket head cap screw hole 11.The outer diameter of the guiding light bar segment 34 is less than the second spiral shell
The lower end of the outer diameter of line section 33, the guiding light bar segment 34 is equipped with hexagon boss 341, the hexagon boss 341
Bottom surface is equipped with screw-driver slot.The screw-driver slot is flat recess or cross recess.The surface layer of the mud guard 4 is equipped with waterproof layer 42.
Utility model works process:
A kind of automotive hub of the utility model with antirust bolt during the work time, by the guiding light of the lower section of screw mechanism 3
Rod segment 34 is extend into threaded hole to be installed, and guiding light bar segment 34 carries out vertically-guided before bolt and threaded hole occlusion,
It ensure that the vertical stress of bolt, reduce the probability of screw thread stripped thread；Mud guard 4 is screwed to the first spiral shell by the first external screw thread 321
The highest point of line section 32, the second external screw thread 331 are connected with screw hole fastening, the lower end of mud guard 4 and wheel hub face contact, mud guard 4
Upper end cooperated by changeover portion 31 and link block 2, guarantee the compactness of connection, improve the stability of connection, and can
It effectively avoids rainwater and mud etc. from penetrating into screw hole along the gap of screw rod or bolt head, extends bolt service life, and mud guard 4
Surface layer be equipped with waterproof layer 42, further increase the waterproof rustless property of bolt, extend the service life of bolt.Bolt head mechanism
1 middle part offers hexagon socket head cap screw hole 11, even if the hexagonal bolt head of outside deforms, still can use hexagon socket head cap screw hole
11 carry out quick demounting bolt, increase the service life of bolt；By the way that screw-driver slot is arranged in 11 bottom surface of hexagon socket head cap screw hole, together
When combine original installing and dismounting portion --- bolt head mechanism 1 uses more flexible side, it can be achieved that a variety of installation and removal modes
Just.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modification, equivalent replacement or improvement etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (6)
1. a kind of automotive hub antirust bolt, it is characterised in that: including bolt head mechanism (1), link block (2), screw mechanism
(3) and mud guard (4), the link block (2) of the bolt head mechanism (1) and lower section is described by press bed stamping riveting
By press bed stamping riveting, the screw mechanism (3) includes changeover portion for link block (2) and the screw mechanism (3) of lower section
(31), the first thread segment (32), the second thread segment (33) and guiding light bar segment (34), the changeover portion (31), the first screw thread
Section (32), the second thread segment (33) and guiding light bar segment (34) are sequentially connected from top to bottom, the changeover portion (31), the first spiral shell
Line section (32), the second thread segment (33) and guiding light bar segment (34) are an integral structure, and the mud guard (4) can up and down adjustment
Be mounted on the first thread segment (32), the changeover portion (31) and mud guard (4) cooperate.
2. a kind of automotive hub antirust bolt as described in claim 1, it is characterised in that: first thread segment (32)
Outer wall be equipped with the first external screw thread (321), the outer wall of second thread segment (33) is equipped with the second external screw thread (331),
For the outer diameter of first thread segment (32) less than the outer diameter of the second thread segment (33), the mud guard (4) is collar plate shape knot
The center of structure, the mud guard (4) is equipped with cylindrical hole (41), the central axis of the cylindrical hole (41)
Overlap with the central axis of mud guard (4), the aperture of the cylindrical hole (41) and the first thread segment (32) it is outer
Diameter is adapted, and the inner wall of the cylindrical hole (41) is equipped with the first external screw thread (321) compatible internal screw thread
(411), the upper and lower ends of the changeover portion (31) are connected with link block (2) and the first thread segment (32) respectively, the mistake
Crossing section (31) is arcuate structure, and the cylindrical hole (41) and changeover portion (31) are interference fitted.
3. a kind of automotive hub antirust bolt as described in claim 1, it is characterised in that: the bolt head mechanism (1)
Be positive hexagonal structure, is provided with hexagon socket head cap screw hole (11) in the middle part of the bolt head mechanism (1).
4. a kind of automotive hub antirust bolt as described in claim 1, it is characterised in that: the guiding light bar segment (34)
Outer diameter less than the outer diameter of the second thread segment (33), the lower end of the guiding light bar segment (34) is equipped with hexagon boss
(341), the bottom surface of the hexagon boss (341) is equipped with screw-driver slot.
5. a kind of automotive hub antirust bolt as claimed in claim 4, it is characterised in that: the screw-driver slot is flat recess
Or cross recess.
6. a kind of automotive hub antirust bolt as described in claim 1, it is characterised in that: the table of the mud guard (4)
Layer is equipped with waterproof layer (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821325889.0U CN208719109U (en) | 2018-08-16 | 2018-08-16 | A kind of automotive hub antirust bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821325889.0U CN208719109U (en) | 2018-08-16 | 2018-08-16 | A kind of automotive hub antirust bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208719109U true CN208719109U (en) | 2019-04-09 |
Family
ID=65978091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821325889.0U Expired - Fee Related CN208719109U (en) | 2018-08-16 | 2018-08-16 | A kind of automotive hub antirust bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208719109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757685A (en) * | 2018-08-16 | 2018-11-06 | 嘉兴同辉汽配有限公司 | A kind of automotive hub antirust bolt |
-
2018
- 2018-08-16 CN CN201821325889.0U patent/CN208719109U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757685A (en) * | 2018-08-16 | 2018-11-06 | 嘉兴同辉汽配有限公司 | A kind of automotive hub antirust bolt |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 Termination date: 20210816 |