CN208595184U - A kind of rotatable dust-proof upper cover - Google Patents
A kind of rotatable dust-proof upper cover Download PDFInfo
- Publication number
- CN208595184U CN208595184U CN201821229233.9U CN201821229233U CN208595184U CN 208595184 U CN208595184 U CN 208595184U CN 201821229233 U CN201821229233 U CN 201821229233U CN 208595184 U CN208595184 U CN 208595184U
- Authority
- CN
- China
- Prior art keywords
- upper cover
- bearing
- dustband
- lower case
- sealing lips
- 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.)
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Abstract
The utility model discloses a kind of rotatable dust-proof upper covers, including upper cover ontology, upper cover ontology is equipped with upper housing, middle shell and lower case, upper cover body interior is equipped with bearing, fixing sleeve and fuse, dustband is installed above bearing, lower dustband is installed below bearing, upper dustband and lower dustband are respectively arranged with sealing lips I and sealing lips II, bearing is equipped with outer ring, steel ball and inner ring, sealing lips I is abutted against with inner ring, upper housing integrated punching is equipped with the first positioning region, fold position, second positioning region and convex body, it seals lips II and fold position end face is inconsistent, iron gas nozzle is equipped with by brazing mode in lower case, lower case is fixed with fixing sleeve using protection weldering mode, rubber block is provided between lower case and fuse by way of sulfidization molding.The utility model reaches sealing and dustproof effect using the structure of upper dustband and lower dustband；The intensity that is connected firmly is higher, and stability is stronger；By convex body, effectively compression bearing, guarantee will not fall off.
Description
Technical field
The utility model belongs to technical field of automobile parts, more particularly, to a kind of rotatable dust-proof upper cover.
Background technique
Currently, automobile absorber is the elastic connection force transferring part between wheel and car body, support damping is played to vehicle
Effect inhibits concussion when rebounding after spring shock-absorbing and impact from road surface, accelerate the decaying of vehicle frame and body vibrations to
Improve the driving comfort of automobile.
Existing damper needs upper cover to carry out cooperation support use, and in use, upper cover is vibrated by damper
When power, the bearing in upper cover can be made to loosen, and abnormal sound can occur, therefore, for the connection jail between upper cover internal structure
Solidity and stability, need deeper into go design and overcome because this directly influences the reliability of upper cover overall operation,
Can make damper that inclined rub occur leads to oil leak, results in the need for re-replacing maintenance, shortens its service life.
However, upper cover is in the design for leakproofness, there is also defects, and environment is exposed on the external since damper is naked, external
Muddy water and dust are easy to intrusion Bearing inner, cause the disabler of bearing, and in addition Bearing inner grease is also easy to reveal to make
It is poor at damper working performance, it is therefore necessary to be improved.
Utility model content
The purpose of this utility model be in view of the deficiency of the prior art, provide it is a kind of it is rotatable it is dust-proof on
Lid, it has preferable connectivity robustness, preferable stability, good leakproofness, dust reduction capability and increases its service life
The characteristics of.
In order to achieve the above purpose, the technical scheme adopted by the utility model is a kind of rotatable dust-proof upper cover,
Including upper cover ontology, the upper cover ontology is from top to bottom provided with upper housing, middle shell and lower case, the upper cover ontology it is interior
Portion is provided with bearing, fixing sleeve and fuse, and the bearing is installed between upper housing and fixing sleeve, and the top of the bearing contradicts
Dustband is installed, the lower section of the bearing, which contradicts, is equipped with lower dustband, and the upper dustband is set respectively with lower dustband
It is equipped with sealing lips I and sealing lips II, the bearing is provided with outer ring, steel ball and inner ring, the sealing lips I and inner ring phase
It abuts, the upper housing integrated punching is provided with the first positioning region, fold position, the second positioning region and convex body, the sealing lips
The end face of II and fold position is inconsistent, and the convex body is located at the lower right of bearing, is pacified by way of soldering in the lower case
Equipped with iron gas nozzle, the lower case is fixedly connected by the way of protection weldering with fixing sleeve, is led between the lower case and fuse
The molding mode of over cure is provided with rubber block.
Preferably, the inside of the upper cover ontology is equipped with plastic air tap, and butt-joint is equipped with limit on the upper cover ontology
Piece is provided with positive stop end on the outside of the plastic air tap, and the angled end of the limit film is touched by card reaches limitation in positive stop end
The rotation of bearing.
Preferably, pipe is connected between the plastic air tap and iron gas nozzle, the pipe is nylon material.
Preferably, the first positioning region of the upper housing is equipped with positioning pin.
Preferably, outer frame body is provided in the lower case, the outer frame body is inclined to set.
Preferably, it is provided with third positioning region on the fixing sleeve, the inner ring of the third positioning region and bearing abuts against.
Preferably, the upper dustband and lower dustband are polyurethane material.
Preferably, it is contacted between the sealing lips I and inner ring for interference, the sealing lips II and fold position
End face contacts for interference.
After adopting the above structure, compared to the prior art the utility model has the advantage, that the utility model structure letter
Single, using the structure of upper dustband and lower dustband, upper dustband is contacted by sealing lips I with inner ring interference, is prevented
Outside dust invades Bearing inner, is contacted, can effectively be prevented by the end face interference of sealing lips II and fold position
Bearing bottom invades dust, so that reaching sealing and dustproof effect；Iron gas nozzle, lower case and fuse are installed by way of soldering
Between rubber block and lower case and fixing sleeve are set by the way of sulfidization molding are fixedly connected by the way of protection weldering,
So that being connected, secured intensity is higher, and operation stability is stronger, increases its service life；It is arranged by upper housing integrated punching
Convex body, the convex body effectively compress bearing, guarantee that bearing will not fall off, deeper its bonding strength of reinforcement, prevent from loosening production
Raw abnormal sound.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model.
Fig. 2 is the structural schematic diagram of the utility model.
Fig. 3 is the dustproof construction schematic diagram of the utility model.
In figure, 10, upper housing；11, middle shell；12, lower case；13, bearing；14, fixing sleeve；15, fuse；16, upper anti-
Konisphere；17, lower dustband；18, lips I is sealed；19, lips II is sealed；20, iron gas nozzle；21, rubber block；22, plastic air tap；
23, limit film；24, positive stop end；25, positioning pin；26, outer frame body；27, third positioning region；101, the first positioning region；102, doubling
Place；103, the second positioning region；104, convex body；131, outer ring；132, steel ball；133, inner ring.
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.
Fig. 1-3, a kind of rotatable dust-proof upper cover, including upper cover ontology, upper cover ontology is please referred to from top to bottom to be provided with
Upper housing 10, middle shell 11 and lower case 12, upper cover ontology are internally provided with bearing 13, fixing sleeve 14 and fuse 15, bearing
13 are installed between upper housing 10 and fixing sleeve 14, and the top of bearing 13, which contradicts, is equipped with dustband 16, the lower section of bearing 13
Conflict is equipped with lower dustband 17, and upper dustband 16 is respectively arranged with sealing lips I18 and sealing lips with lower dustband 17
II19, bearing 13 are provided with outer ring 131, steel ball 132 and inner ring 133, and sealing lips I18 is abutted against with inner ring 133, upper housing 10
Integrated punching is provided with the first positioning region 101, fold position 102, the second positioning region 103 and convex body 104, sealing lips II19 with it is right
102 end face is inconsistent at folding, this is simple and reasonable, using the structure of upper dustband 16 and lower dustband 17, upper dustband
16 are contacted by sealing lips I18 with inner ring 133, are prevented inside the dust intrusion bearing 13 of outside, by sealing lips
II19 and the end face of fold position 102 contact, and can effectively prevent 13 bottom of bearing from invading dust, so that reaching sealing
Dust-proof effect.Convex body 104 is located at the lower right of bearing 13, and convex body 104, the convex body 104 is arranged by 10 integrated punching of upper housing
Bearing 13 is effectively compressed, guarantees that bearing 13 will not fall off, deeper its bonding strength of reinforcement prevents from loosening generation abnormal sound.
Iron gas nozzle 20 is installed by way of soldering, lower case 12 is fixed by the way of protection weldering with fixing sleeve 14 in lower case 12
Connection, rubber block 21 is provided with by way of sulfidization molding, is installed by way of soldering between lower case 12 and fuse 15
Iron gas nozzle 20 is arranged rubber block 21 and lower case 12 and is consolidated by the way of sulfidization molding between lower case 12 and fuse 15
Surely set 14 is fixedly connected by the way of protection weldering, so that being connected, secured intensity is higher, and application is preferable, operation stability
It is relatively strong, increase its service life.
In the present embodiment, it is preferred that the inside of upper cover ontology is equipped with plastic air tap 22, and butt-joint is equipped on upper cover ontology
Limit film 23, the outside of plastic air tap 22 are provided with positive stop end 24, and the angled end of limit film 23 is touched by card to be reached in positive stop end 24
To the rotation of limitation bearing 13, rotate bearing 13 within the scope of design possible angle, braking effect is preferable, and uses butt-joint
Mode firmly installs.
In the present embodiment, it is preferred that it is connected with pipe between plastic air tap 22 and iron gas nozzle 20, the pipe is nylon
Material, the material high mechanical strength, good toughness have higher tension, compression strength.
In the present embodiment, it is preferred that the first positioning region 101 of upper housing 10 is equipped with positioning pin 25, has and is accurately positioned
Effect.
In the present embodiment, it is preferred that be provided with outer frame body 26 in lower case 12, outer frame body 26 is inclined to set, the structure
Facilitate cooperation shock absorber structure.
In the present embodiment, it is preferred that be provided with third positioning region 27, third positioning region 27 and bearing 13 on fixing sleeve 14
Inner ring 133 abuts against, so that installation is firm, has good accurate positioning effect.
In the present embodiment, it is preferred that above dustband 16 and lower dustband 17 are polyurethane material, and the material is pollution-free,
It is non-toxic and tasteless, it is not easy to scratch, noiseless, temperature tolerance is stronger, long service life, reduces cost.
In the present embodiment, it is preferred that contacted between sealing lips I18 and inner ring 133 for interference, seal lips II19
It contacts with the end face of fold position 102 for interference, is installed using interference fit, the leakproofness of the structure is preferable.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (8)
1. a kind of rotatable dust-proof upper cover, including upper cover ontology, the upper cover ontology be from top to bottom provided with upper housing (10),
Middle shell (11) and lower case (12), it is characterised in that: the upper cover ontology is internally provided with bearing (13), fixing sleeve (14)
And fuse (15), the bearing (13) are installed between upper housing (10) and fixing sleeve (14), the top of the bearing (13) is supported
Touching is equipped with dustband (16), and the lower section of the bearing (13), which contradicts, to be equipped with lower dustband (17), the upper dustband
(16) sealing lips I (18) and sealing lips II (19) are respectively arranged with lower dustband (17), the bearing (13) is provided with
Outer ring (131), steel ball (132) and inner ring (133), the sealing lips I (18) abut against with inner ring (133), the upper housing
(10) integrated punching is provided with the first positioning region (101), fold position (102), the second positioning region (103) and convex body (104), described
It seals lips II (19) and the end face of fold position (102) is inconsistent, the convex body (104) is located at the lower right of bearing (13), institute
It states and is equipped with by way of soldering on lower case (12) iron gas nozzle (20), the lower case (12) and fixing sleeve (14) are using guarantor
The mode of shield weldering is fixedly connected, and rubber block is provided with by way of sulfidization molding between the lower case (12) and fuse (15)
(21)。
2. a kind of rotatable dust-proof upper cover according to claim 1, it is characterised in that: pacify the inside of the upper cover ontology
Equipped with plastic air tap (22), butt-joint is equipped with limit film (23) on the upper cover ontology, is set on the outside of the plastic air tap (22)
It is equipped with positive stop end (24), the angled end of the limit film (23) is touched by card reaches turning for limitation bearing (13) in positive stop end (24)
It is dynamic.
3. a kind of rotatable dust-proof upper cover according to claim 2, it is characterised in that: the plastic air tap (22) and iron
Pipe is connected between gas nozzle (20), the pipe is nylon material.
4. a kind of rotatable dust-proof upper cover according to claim 1, it is characterised in that: the first of the upper housing (10)
Positioning region is equipped with positioning pin (25).
5. a kind of rotatable dust-proof upper cover according to claim 1, it is characterised in that: be arranged on the lower case (12)
Have outer frame body (26), the outer frame body (26) is inclined to set.
6. a kind of rotatable dust-proof upper cover according to claim 1, it is characterised in that: be arranged on the fixing sleeve (14)
Have third positioning region (27), the third positioning region (27) and the inner ring (133) of bearing (13) abut against.
7. a kind of rotatable dust-proof upper cover according to claim 1, it is characterised in that: the upper dustband (16) is under
Dustband (17) is polyurethane material.
8. a kind of rotatable dust-proof upper cover according to claim 1, it is characterised in that: the sealing lips I (18) and
Inner ring contacts between (133) for interference, and sealing lips II (19), which abuts with the end face of fold position (102) for interference, matches
It closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821229233.9U CN208595184U (en) | 2018-08-01 | 2018-08-01 | A kind of rotatable dust-proof upper cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821229233.9U CN208595184U (en) | 2018-08-01 | 2018-08-01 | A kind of rotatable dust-proof upper cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208595184U true CN208595184U (en) | 2019-03-12 |
Family
ID=65604093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821229233.9U Expired - Fee Related CN208595184U (en) | 2018-08-01 | 2018-08-01 | A kind of rotatable dust-proof upper cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208595184U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110481258A (en) * | 2019-07-18 | 2019-11-22 | 青岛纪玉捷成车辆技术有限公司 | MacPherson type end |
-
2018
- 2018-08-01 CN CN201821229233.9U patent/CN208595184U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110481258A (en) * | 2019-07-18 | 2019-11-22 | 青岛纪玉捷成车辆技术有限公司 | MacPherson type end |
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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: 20190312 Termination date: 20200801 |