CN208381275U - Dust cover for speed-adjusting operating mechanism of automobile - Google Patents
Dust cover for speed-adjusting operating mechanism of automobile Download PDFInfo
- Publication number
- CN208381275U CN208381275U CN201721829328.XU CN201721829328U CN208381275U CN 208381275 U CN208381275 U CN 208381275U CN 201721829328 U CN201721829328 U CN 201721829328U CN 208381275 U CN208381275 U CN 208381275U
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- China
- Prior art keywords
- retainer ring
- cover
- automobile
- operating mechanism
- speed
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Abstract
The utility model discloses a kind of dust covers for speed-adjusting operating mechanism of automobile, cover including dust cover, outer retainer ring and the interior retainer ring for connecting outer retainer ring and cover are provided on cover, outer retainer ring includes the outer retainer ring ontology matched with cover, the card slot that the downside of outer retainer ring ontology is provided with multiple buckles and is set between two buckles adjacent to each other, interior retainer ring includes the interior retainer ring ontology matched with cover, the upper side of interior retainer ring ontology is provided with multiple hooks matched with card slot, the width of hook is gradually reduced from its root to end, the wall thickness of card slot is gradually increased along the direction of insertion of hook.Dust cover provided by the utility model for speed-adjusting operating mechanism of automobile, have the advantages that it is easy for installation, be completely embedded and stablize, long service life, effectively prevent dust to enter inside pedestal, ensure that vehicle shift safety and reliability.
Description
Technical field
The utility model belongs to auto parts component technology field, and in particular to a kind of for speed-adjusting operating mechanism of automobile
Dust cover.
Background technique
Speed-adjusting operating mechanism of automobile assembly plays the role of cammander in the driving of vehicle, and the quality of the mechanism is certain
The safety of vehicle drive is determined in degree.However, existing automobile variable speed operating mechanism is since structure is designed, there are one
Determine defect, i.e., the pedestal and control stick of existing automobile variable speed operating mechanism or the junction of gear arm have compared with big gap and lead to
It is often exposed, is in this case easy in the pedestal for making dust enter speed changing operating mechanism during running car
Portion, for a long time if not removing, dust is cumulative not only to make to act not enough spirit between pedestal and control stick or gear arm
It is living, and the service life of automobile variable speed operating mechanism can be seriously affected, while to the safety of entire selector gear shift
Property, reliability bring hidden danger, influence the safe handling of vehicle.
Utility model content
The utility model easily leads to dust and enters seat for there are certain defects in the design of existing selector gear structure
The problem of internal portion, seriously affects service life, and the safety shifted gears to vehicle, reliability bring hidden danger and a kind of knot for proposing
Structure design is simple, reasonable, dust can be effectively prevent to enter inside pedestal, prolonged the service life, and guarantees vehicle shift safety
With the dust cover for speed-adjusting operating mechanism of automobile of reliability.
The purpose of this utility model is achieved through the following technical solutions:
A kind of dust cover for speed-adjusting operating mechanism of automobile, including cover are provided with outer retainer ring and use on the cover
In the interior retainer ring for connecting the outer retainer ring and cover, the outer retainer ring includes the outer retainer ring ontology matched with the cover, institute
State the card slot that the downside of outer retainer ring ontology is provided with multiple buckles and is set between two buckles adjacent to each other, institute
Stating interior retainer ring includes the interior retainer ring ontology matched with the cover, and the upper side of the interior retainer ring ontology is provided with multiple and institute
The hook that card slot matches is stated, the width of the hook is gradually reduced from its root to end, and the wall thickness of the card slot is described in
The direction of insertion of hook is gradually increased.Preferably, wherein being provided with reinforcing rib on the outside of the interior retainer ring and outer retainer ring.
Preferably, it wherein the buckle is integrally formed with the outer retainer ring ontology, and is made of TPU material.
Preferably, it wherein the hook is integrally formed with the interior retainer ring ontology, and is made of TPU material.
Preferably, wherein the shape of the buckle is U-shaped, and the lateral surface of the buckle is provided with a protrusion.
Preferably, wherein the card slot is identical as the number of hook, and its quantity is 4-12.
Preferably, wherein the cover be equipped with it is described buckle, hook peripheral shape cooperation flange and with it is described
It buckles, the through-hole of hook connection, is provided with reinforcing rib on the flange.
Compared with prior art, the utility model at least has the following advantages:
Dust cover provided by the utility model for speed-adjusting operating mechanism of automobile, including cover, are arranged on cover
There are outer retainer ring and the interior retainer ring for connecting outer retainer ring and cover, outer retainer ring includes the outer retainer ring ontology matched with cover, outside
The card slot that the downside of retainer ring ontology is provided with multiple buckles and is set between two buckles adjacent to each other, interior retainer ring include
The interior retainer ring ontology matched with cover, the upper side of interior retainer ring ontology are provided with multiple hooks matched with card slot, hook
Width along being gradually reduced far from the Way in, the wall thickness of card slot is gradually increased along far from the Way in.Passing through will
The width of hook is gradually reduced along the direction far from entrance, so that hook forms a downward directed cavity, is conducive to interior retainer ring
The bottom end of the card slot of interior retainer ring is smoothly slid into, the pressure formed between hook and card slot in insertion process is reduced；Meanwhile in card
When hook is downwardly into card slot, since the distribution of force of card slot is gradually increased along far from the direction of entrance, thus by the wall of card slot
Thickness is designed to be gradually increased along the direction far from entrance, i.e. the generous structure in the narrower bottom end in inlet, is conducive to improve card slot
Intensity improves the service life of outer retainer ring and interior retainer ring, so that the stable connection of outer retainer ring and interior retainer ring and compact, and be not easy
Fracture, avoids the problem of must replacing inside/outside retainer ring for a long time；When specifically used, it need to only pass through outer retainer ring, dust cover and interior retainer ring
It is mutual fasten or the installation of dust cover can be completed in clamping, and then dust is effectively prevent to enter inside pedestal, extends use
Service life ensure that the safety and reliability of vehicle shift.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the top view provided by the utility model for speed-adjusting operating mechanism of automobile China and foreign countries retainer ring；
Fig. 2 is the perspective view of the outer retainer ring provided by the utility model for speed-adjusting operating mechanism of automobile；
Fig. 3 is the bottom view provided by the utility model for interior retainer ring in speed-adjusting operating mechanism of automobile；
Fig. 4 is the perspective view provided by the utility model for interior retainer ring in speed-adjusting operating mechanism of automobile.
Wherein, 21, outer retainer ring ontology；22, it buckles；23, card slot；31, interior retainer ring ontology；32, hook.
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 describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.
Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In the description of the present invention, the meaning of " plurality " is at least two, such as two, three etc., unless otherwise
Clear specific restriction.
In the present invention unless specifically defined or limited otherwise, term " connection ", " fixation " etc. should do broad sense reason
Solution, for example, " fixation " may be a fixed connection, may be a detachable connection, or integral；It can be mechanical connection, it can also
To be electrical connection；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary
Or the interaction relationship of two elements, unless otherwise restricted clearly.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, a kind of dust cover for speed-adjusting operating mechanism of automobile, including cover, the cover
Outer retainer ring and the interior retainer ring for connecting outer retainer ring and cover are provided on body, outer retainer ring includes the outer retainer ring matched with cover
Ontology 21, the downside of outer retainer ring ontology 21 are provided with multiple buckles 22 and are set between two buckles 22 adjacent to each other
Card slot 23, interior retainer ring includes the interior retainer ring ontology 31 matched with cover, and the upper side of interior retainer ring ontology 31 is provided with multiple
The width of the hook 32 matched with card slot 23, hook 32 is gradually reduced from its root to end, and the wall thickness of card slot 23 is described in
The direction of insertion of hook is gradually increased, and when specifically used, be cooperatively connected by the buckle 22 on outer retainer ring with cover, passed through simultaneously
The card slot 23 of hook 32 on interior retainer ring on cover and outer retainer ring is cooperatively connected, so that dust cover and selector gear
Component forms compact firm connection, substantially increases the service life of entire speed-adjusting operating mechanism of automobile.
Wherein be provided with reinforcing rib on the outside of interior retainer ring and outer retainer ring, this be provided be conducive to further increase interior retainer ring and
The service life of outer retainer ring and overall co-ordination with cover, and then further increase the service life and synthesis of entire dust cover
Performance.
Wherein buckle 22 is integrally formed with outer retainer ring ontology 21, and is made of TPU material；Hook 32 and interior retainer ring
Ontology 31 is integrally formed, and is made of TPU material, is integrally formed by that will buckle 22 with outer retainer ring ontology 21, and
Hook 32 and interior retainer ring ontology 31 are integrally formed, so that outer retainer ring and interior retainer ring do not allow easy fracture, energy in use
Even closer connection is formed with cover；And buckle 22 and outer retainer ring ontology 21, hook 32 and interior retainer ring ontology 31 are by TPU
Material is constituted, TPU (Thermoplastic polyurethanes) entitled thermoplastic polyurethane elastomer rubber, and main point
To be divided into polyester-type and polyether-type, its hardness range wide (60HA-85HD), wear-resisting, oil resistant, transparent, elasticity is good, daily
The fields such as product, sports goods, toy, ornament materials are used widely, therefore the outer retainer ring that is prepared with TPU material and interior
Retainer ring has good wearability, tear resistance, bends and disturb that intensity and tensile strength are high, elongation is big, and long compressive is permanent
The features such as deformation rate is low.
Wherein the shape of buckle 22 is U-shaped, and the lateral surface buckled is provided with a protrusion, which further improves card
The being completely embedded property of button 22 and cover, so that outer retainer ring and cover form close connection, it is not easily to fall off.
Wherein card slot 23 is identical as the number of hook 32, and its quantity is 4-12, which advantageously ensures that dust-proof
Flat appearance, uniform force are closed in cover assembly.
Wherein cover is equipped with the flange of the peripheral shape cooperation of buckle 22, hook 32 and connects with buckle 22, hook 32
Logical through-hole is provided with reinforcing rib on flange, which further improves the tight fit of cover, interior retainer ring and outer retainer ring
Degree, while the mechanical strength of cover and interior retainer ring, outer retainer ring junction is improved, and then further increase the company of entire dust cover
Connect stability and service life.
More than, the only preferable specific embodiment of the utility model, but the protection scope of utility model is not limited to
This, anyone skilled in the art within the technical scope disclosed by the utility model, the variation that can be readily occurred in
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with right
Subject to the protection scope of claim.
Claims (7)
1. a kind of dust cover for speed-adjusting operating mechanism of automobile, including cover, outer retainer ring is provided on the cover and is used for
Connect the interior retainer ring of the outer retainer ring and cover, it is characterised in that: the outer retainer ring includes the wild card matched with the cover
Ontology is enclosed, the downside of the outer retainer ring ontology is provided with multiple buckles and is set between two buckles adjacent to each other
Card slot, the interior retainer ring includes the interior retainer ring ontology matched with the cover, the upper side setting of the interior retainer ring ontology
There are multiple hooks matched with the card slot, the width of the hook is gradually reduced from its root to end, the card slot
Wall thickness is gradually increased along the direction of insertion of the hook.
2. the dust cover according to claim 1 for speed-adjusting operating mechanism of automobile, which is characterized in that the interior retainer ring and
Reinforcing rib is provided on the outside of outer retainer ring.
3. the dust cover according to claim 1 or 2 for speed-adjusting operating mechanism of automobile, which is characterized in that the buckle
It is integrally formed with the outer retainer ring ontology, and is made of TPU material.
4. the dust cover according to claim 3 for speed-adjusting operating mechanism of automobile, which is characterized in that the hook and institute
It states interior retainer ring ontology to be integrally formed, and is made of TPU material.
5. the dust cover according to claim 4 for speed-adjusting operating mechanism of automobile, which is characterized in that the shape of the buckle
Shape is U-shaped, and the lateral surface of the buckle is provided with a protrusion.
6. the dust cover according to claim 5 for speed-adjusting operating mechanism of automobile, which is characterized in that the card slot and card
The number of hook is identical, and its quantity is 4-12.
7. the dust cover according to claim 6 for speed-adjusting operating mechanism of automobile, which is characterized in that set on the cover
There are the flange cooperated with the peripheral shape of the buckle, hook and the through-hole being connected to the buckle, hook, is set on the flange
It is equipped with reinforcing rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721829328.XU CN208381275U (en) | 2017-12-25 | 2017-12-25 | Dust cover for speed-adjusting operating mechanism of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721829328.XU CN208381275U (en) | 2017-12-25 | 2017-12-25 | Dust cover for speed-adjusting operating mechanism of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208381275U true CN208381275U (en) | 2019-01-15 |
Family
ID=64979402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721829328.XU Active CN208381275U (en) | 2017-12-25 | 2017-12-25 | Dust cover for speed-adjusting operating mechanism of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208381275U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111963670A (en) * | 2020-08-25 | 2020-11-20 | 东风商用车有限公司 | Detachable shift dust cover |
-
2017
- 2017-12-25 CN CN201721829328.XU patent/CN208381275U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111963670A (en) * | 2020-08-25 | 2020-11-20 | 东风商用车有限公司 | Detachable shift dust cover |
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