CN208764114U - A kind of anticreep closed type fastener assembly - Google Patents
A kind of anticreep closed type fastener assembly Download PDFInfo
- Publication number
- CN208764114U CN208764114U CN201821391311.5U CN201821391311U CN208764114U CN 208764114 U CN208764114 U CN 208764114U CN 201821391311 U CN201821391311 U CN 201821391311U CN 208764114 U CN208764114 U CN 208764114U
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- CN
- China
- Prior art keywords
- nut
- bolt
- limit sleeve
- sealing ring
- wall
- 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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Abstract
The utility model discloses a kind of anticreep closed type fastener assemblies, bolt one end is equipped with bolt head, nut is set in outside bolt and cooperates with bolt thread, sealing ring is between bolt head and nut and is set in outside bolt, sealing ring both ends bear against bolt head and nut, and limit sleeve is set in the outside of sealing ring and sealing ring outer wall against limit sleeve inner wall.Pass through the anticreep closed type fastener assembly of above-mentioned optimization design; it is reasonable in design; pass through setting limit sleeve and sealing ring; one side limit sleeve is limited and is protected to the installation site of screw bolt and nut; another aspect sealing ring deformation realizes the sealing between bolt head and nut and presses to nut; so that nut and bolt thread clamping, prevent nut and bolt in use process to be detached from.
Description
Technical field
The utility model relates to fastening parts of automobiles technical field more particularly to a kind of anticreep closed type fastener assemblies.
Background technique
Fastener is to be fastenedly connected with and apply extremely wide a kind of machine components.Fastener, it is extensive using industry,
Including the energy, electronics, electric appliance, machinery, chemical industry, metallurgy, mold, hydraulic etc. industry, in various machinery, equipment, vehicle, ship
Above oceangoing ship, railway, bridge, building, structure, tool, instrument, chemical industry, instrument and articles etc., it can be seen that miscellaneous tight
Firmware is most widely used mechanical basic part.Current fastening parts of automobiles is since use occasion is different, and the condition used is not
Equally, there is different requirements to the shape of fastener and structure.When due to automobile starting, each component continuous vibration is tight to installing
The installation reliability of firmware is more demanding.
Utility model content
To solve technical problem present in background technique, the utility model proposes a kind of anticreep closed type fastener groups
Part.
The utility model proposes a kind of anticreep closed type fastener assembly, comprising: bolt, limit sleeve, nut, sealing
Circle；
Bolt one end is equipped with bolt head, and nut is set in outside bolt and cooperates with bolt thread, sealing ring be located at bolt head with
It between nut and is set in outside bolt, sealing ring both ends bear against bolt head and nut, and limit sleeve is set in the outer of sealing ring
Portion and sealing ring outer wall against limit sleeve inner wall.
Preferably, limit sleeve one end is equipped with the first set section for accommodating bolt head, and first set section inner wall, which is equipped with, surrounds bolt head
The straight direction radially adjacent to nut of the first annular guide surface being arranged, first annular guide surface is gradually reduced, and bolt head outer wall is set
There is the first mating surface with the cooperation of first annular guide surface.
Preferably, bolt head is located at the same shaft section of bolt far from nut one end and first set section far from limit sleeve one end.
Preferably, limit sleeve one end is equipped with second set of section for accommodating nut, and second set of section inner wall, which is equipped with, surrounds nut
The straight direction radially adjacent to bolt head of the annular guide surface of second be arranged, the second annular guide surface is gradually reduced, and nut outer wall is set
There is the second mating surface with the second annular guide surface cooperation.
Preferably, sealing ring outer wall is equipped with ring packing protrusion, and limit sleeve inner wall is equipped with the ring for accommodating seal convexity
Connected in star.
In the utility model, the anticreep closed type fastener assembly proposed, bolt one end is equipped with bolt head, and nut is set in
Cooperate outside bolt and with bolt thread, sealing ring is between bolt head and nut and is set in outside bolt, sealing ring both ends
Bolt head and nut are born against, limit sleeve is set in the outside of sealing ring and sealing ring outer wall against limit sleeve inner wall.By upper
The anticreep closed type fastener assembly of optimization design is stated, it is reasonable in design, by setting limit sleeve and sealing ring, on the one hand limit
Position set is limited and is protected to the installation site of screw bolt and nut, and another aspect sealing ring deformation is realized between bolt head and nut
Sealing and press to nut so that nut and bolt thread clamping, prevent nut and bolt in use process to be detached from.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of anticreep closed type fastener assembly structural schematic diagram.
Specific embodiment
As shown in FIG. 1, FIG. 1 is the utility model proposes a kind of anticreep closed type fastener assembly structural schematic diagram.
Referring to Fig.1, the utility model proposes a kind of anticreep closed type fastener assembly, comprising: bolt 1, limit sleeve 2,
Nut 3, sealing ring 4；
1 one end of bolt is equipped with bolt head 11, and nut 3 is set in 1 outside of bolt and is threadedly engaged with bolt 1, and sealing ring 4 is located at
Between bolt head 11 and nut 3 and it is set in outside bolt 1,4 both ends of sealing ring bear against bolt head 11 and nut 3, and 2 sets of limit sleeve
The outside of sealing ring 4 and 4 outer wall of sealing ring are located at against 2 inner wall of limit sleeve.
In the present embodiment, the anticreep closed type fastener assembly proposed, bolt one end are equipped with bolt head, and nut is set in
Cooperate outside bolt and with bolt thread, sealing ring is between bolt head and nut and is set in outside bolt, sealing ring both ends
Bolt head and nut are born against, limit sleeve is set in the outside of sealing ring and sealing ring outer wall against limit sleeve inner wall.By upper
The anticreep closed type fastener assembly of optimization design is stated, it is reasonable in design, by setting limit sleeve and sealing ring, on the one hand limit
Position set is limited and is protected to the installation site of screw bolt and nut, and another aspect sealing ring deformation is realized between bolt head and nut
Sealing and press to nut so that nut and bolt thread clamping, prevent nut and bolt in use process to be detached from.
In a specific embodiment, 2 one end of limit sleeve is equipped with the first set section for accommodating bolt head 11, first set section inner wall
Equipped with the first annular guide surface being arranged around bolt head 11, the straight direction radially adjacent to nut 3 of first annular guide surface is gradually
Reduce, 11 outer wall of bolt head is equipped with the first mating surface cooperated with first annular guide surface；Pass through guide surface and limit by bolt head
Set cooperation, so that limit sleeve and sealing ring are positioned relative to bolt when fastening.
In further specific embodiment, bolt head 11 is far from 3 one end of nut and first set section far from 2 one end of limit sleeve position
In the same shaft section of bolt 1, guarantee the integraty of installation rear bolt and limit sleeve.
In the specific set-up mode of limit sleeve, 2 one end of limit sleeve is equipped with second set of section for accommodating nut 3, and second
Cover section inner wall and be equipped with the second annular guide surface being arranged around nut 3, the second annular guide surface it is straight radially adjacent to bolt head 11
Direction is gradually reduced, and 3 outer wall of nut is equipped with the second mating surface with the second annular guide surface cooperation, and nut passes through guide surface and limit
Position set cooperation, so that limit sleeve and sealing ring are positioned relative to nut when fastening.
In other specific embodiments, 4 outer wall of sealing ring is equipped with ring packing protrusion 41, and 2 inner wall of limit sleeve, which is equipped with, to be used
In the annular groove for accommodating seal convexity, by ring packing protrusion to sealing ring and limit sleeve in axially position, so that sealing
Sealing station after circle deformation between limit sleeve does not shift, and guarantees sealing reliability.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of anticreep closed type fastener assembly characterized by comprising bolt (1), limit sleeve (2), nut (3), sealing
It encloses (4)；
Bolt (1) one end is equipped with bolt head (11), and nut (3) is set in bolt (1) outside and is threadedly engaged with bolt (1), seals
Circle (4) is located between bolt head (11) and nut (3) and is set in bolt (1) outside, and sealing ring (4) both ends bear against bolt head
(11) and nut (3), limit sleeve (2) is set in the outside of sealing ring (4) and sealing ring (4) outer wall is against limit sleeve (2) inner wall.
2. anticreep closed type fastener assembly according to claim 1, which is characterized in that limit sleeve (2) one end, which is equipped with, to be used
In the first set section for accommodating bolt head (11), first set section inner wall is equipped with the first annular guide surface around bolt head (11) setting, the
The straight direction radially adjacent to nut (3) of one annular guide surface is gradually reduced, and bolt head (11) outer wall is equipped with and first annular guiding
First mating surface of face cooperation.
3. anticreep closed type fastener assembly according to claim 2, which is characterized in that bolt head (11) is far from nut (3)
One end and first set section are located at the same shaft section of bolt (1) far from limit sleeve (2) one end.
4. anticreep closed type fastener assembly according to claim 1 or 2, which is characterized in that limit sleeve (2) one end is equipped with
For accommodating second set of section of nut (3), second set of section inner wall is equipped with the second annular guide surface around nut (3) setting, the
The straight direction radially adjacent to bolt head (11) of second ring guide surface is gradually reduced, and nut (3) outer wall is equipped with to be oriented to the second annular
Second mating surface of face cooperation.
5. anticreep closed type fastener assembly according to claim 1, which is characterized in that sealing ring (4) outer wall is equipped with ring
Shape seal convexity (41), limit sleeve (2) inner wall are equipped with the annular groove for accommodating seal convexity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821391311.5U CN208764114U (en) | 2018-08-27 | 2018-08-27 | A kind of anticreep closed type fastener assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821391311.5U CN208764114U (en) | 2018-08-27 | 2018-08-27 | A kind of anticreep closed type fastener assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208764114U true CN208764114U (en) | 2019-04-19 |
Family
ID=66133721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821391311.5U Expired - Fee Related CN208764114U (en) | 2018-08-27 | 2018-08-27 | A kind of anticreep closed type fastener assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208764114U (en) |
-
2018
- 2018-08-27 CN CN201821391311.5U patent/CN208764114U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20190419 Termination date: 20190827 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |