CN208469704U - Diverter sealing structure and steering assembly - Google Patents
Diverter sealing structure and steering assembly Download PDFInfo
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- CN208469704U CN208469704U CN201821057347.XU CN201821057347U CN208469704U CN 208469704 U CN208469704 U CN 208469704U CN 201821057347 U CN201821057347 U CN 201821057347U CN 208469704 U CN208469704 U CN 208469704U
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- diverter
- sleeve
- elastic ring
- sealing structure
- structure according
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Abstract
The utility model relates to the technical fields of steering system, more particularly, to a kind of diverter sealing structure and steering assembly.The diverter sealing structure includes: sleeve and elastic ring；Sleeve and elastic ring cover in the outside of the input shaft of diverter body, and sleeve connection is in the lower end of elastic ring, and the upper end connection of the shell of the lower end and diverter body of sleeve, so that elastic ring can be connected in through-hole when the through-hole of the splined end insertion body dash board of diverter body.The diverter sealing structure solves in the prior art that sealing element is mounted on body dash board by way of clamping, changes difficult to install, and long-time form, leads to the technical issues of being clamped looseness, influencing sealing effect.
Description
Technical field
The utility model relates to the technical fields of steering system, more particularly, to a kind of diverter sealing structure and diverter
Assembly.
Background technique
The effect of diverter be from steering wheel steering moment and steering angle carry out transformation appropriate, then export to turning
To drag link mechanism, to make motor turning.
Diverter need to be realized by the via hole on body dash board and be turned to due to the needs of structure.Via hole in front panel,
Water, dust, exhaust gas, noise etc. be will cause into driver's cabin, affect the indoor environment of vehicle and noise level.With consumer
Life requires and the raising of level, and automobile makees a part for people's lives, consumer's environment indoor for vehicle and noise
The horizontal quality alternatively main indicator of vehicle.Improving steering system sealed horizontal at front panel via hole is to improve vehicle
The basis of sealed horizontal.
Sealing element one end is mostly used to be mounted on steering gear housing turning now to the sealing structure of device and body dash board,
The other end is connected on body dash board.Such sealing structure, since the space of diverter installation is limited, sealing element is clamped vehicle
When the through-hole of body front panel, needing to confirm repeatedly can just be such that sealing element is connected on body dash board, assembly difficulty；Meanwhile by
It is clamping in sealing element and body dash board connection type, vehicle long-time traveling will lead to circlip and slowly fail, causes to be clamped
Looseness makes sealing effect be deteriorated, final to influence vehicle NVH performance.
Utility model content
The purpose of this utility model is to provide diverter sealing structures, pass through clamping to solve sealing element in the prior art
Mode be mounted on body dash board, change difficult to install, and long-time form, cause to be clamped looseness, influence sealing effect
Technical problem.
Diverter sealing structure provided by the utility model, comprising: sleeve and elastic ring；
The sleeve and the elastic ring cover in the outside of the input shaft of diverter body, and the sleeve connection is in institute
The lower end of elastic ring is stated, and the lower end of the sleeve is connect with the upper end of the shell of the diverter body, so that the steering
When the through-hole of the splined end insertion body dash board of device ontology, the elastic ring can be connected in the through-hole.
In the above-mentioned technical solutions, further, the upper end of the sleeve has annular groove, and the annular groove edge
The circumferential setting of the sleeve；
The lower end of the elastic ring has the annular protrusion cooperated with the annular groove, and the annular protrusion is connected to institute
It states in annular groove.
By being connected to annular protrusion in annular groove, extraneous rainwater or dust can be reduced and pass through sleeve and bullet
Property circle between gap enter in sleeve and elastic ring, so as to reduce the corrosion to input shaft.
In any of the above-described technical solution, further, there is cavity structure in the elastic ring；
The cavity structure along the elastic ring circumferential direction in a ring so that the circumferential surface of the elastic ring is in external force
The lower deformation of effect.
By making in elastic ring there is cavity structure to facilitate the diameter of elastic ring to become smaller so that elastic ring be made to be easily deformed,
So as to quickly be inserted into the through-hole of body dash board, the installation of steering assembly is facilitated；Then, elastic ring is restored to
Original shape, so that structure be enable to seal installation.
In any of the above-described technical solution, further, the cavity structure runs through the annular protrusion, and the cavity
Structure it is opening down.
By the way that cavity structure is arranged, facilitates elastic ring to deform, not only facilitate the through-hole of elastic ring insertion body dash board
In, can also it facilitate in annular protrusion insertion annular groove, to facilitate the connection of sleeve and elastic ring.
In any of the above-described technical solution, further, it has been provided at circumferentially spaced on the circumferential surface of the sleeve and along it
Multiple link slots, the link slot it is opening down, and the link slot is close to the upper end of the sleeve；
The circumferential surface of the elastic ring is provided with multiple links corresponding with the link slot, and the link can hang over described
In link slot.
It is hung on link slot by link, keeps the connection of sleeve and elastic ring relatively reliable, stable, make steering assembly work
During work, sleeve is not easily separate with elastic ring.
In any of the above-described technical solution, further, there are four the link slot settings；Four link slots are along institute
State the circumferential equidistantly distributed of sleeve.
By the way that four link slots are arranged, link slot and link can be made by same or similar active force, to make
Uniform force reduces the damage probability of link slot and link.By four link slots, the connection of sleeve and elastic ring is made more may be used
It leans on and stablizes.
In any of the above-described technical solution, further, external screw thread is provided on the outer wall of the shell；In the set
The internal screw thread with external screw thread cooperation is provided on the inner wall of cylinder.
It is threadedly coupled by sleeve with shell, keeps shell easier for installation with sleeve, and sleeve is covered in hull outside,
Rainwater or dust capable of being reduced in this way, sleeve and enclosure interior being entered by the gap between sleeve and shell, part is carried out
Corrosion.
In any of the above-described technical solution, further, the material of the elastic ring is rubber.
In any of the above-described technical solution, further, the material of the sleeve is plastics.
Compared with prior art, the utility model has the advantages that
Diverter sealing structure provided by the utility model, by sleeve and elastic snare diverter body input shaft
Outside, realize the protection to input shaft, reduce the corrosion for even avoiding extraneous water, dust, exhaust gas to input shaft；It is logical
The upper end connection of the shell of the lower end and diverter body that make sleeve is crossed, the upper end of sleeve is connect with elastic ring, diverter body
Splined end insertion body dash board through-hole when, elastic ring is inserted into the through-hole of body dash board, thus realize turn
It is installed to device and body dash board sealing.
Wherein, it in utility model, when diverter is installed to body dash board, can be inserted by the deformation of elastic ring
Into through-hole, reduces and occur making situation difficult to install, and more convenient operation since space is limited；Meanwhile elastic ring is inserted
It connects in through-hole, instead of the use of circlip, reduction the case where seal failure occurs, keeps sealing effect good, thus reduction pair
The influence of NVH keeps structural behaviour reliable and stable.
The purpose of this utility model is to provide steering assemblies, pass through the side of clamping to solve sealing element in the prior art
Formula is mounted on body dash board, changes difficult to install, and long-time form, is caused to be clamped looseness, is influenced the technology of sealing effect
Problem.
Steering assembly provided by the utility model, comprising: diverter body and the diverter sealing structure；
The diverter sealing structure covers in the outside of the input shaft of the diverter body, so that the diverter body
It is sealed with body dash board.
Compared with prior art, the utility model has the advantages that
Steering assembly provided by the utility model, diverter body is fixed in cabin, steering gear input shaft spline
End is extend into driver's cabin, and realizes sealing by diverter sealing structure, so as to reduce water, dust, exhaust gas, noise etc.
Into in driver's cabin.Wherein, the specific structure of diverter sealing structure and above-mentioned have been carried out of beneficial effect elaborate, this
In repeat no more.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram for the steering assembly that the utility model embodiment two provides；
Fig. 2 is the cross-sectional view of the A-A for the steering assembly that Fig. 1 is provided；
Partial enlarged view at the steering assembly B that Fig. 3 provides for Fig. 1；
Fig. 4 is the structural schematic diagram of the steering assembly that the utility model embodiment two provides and body dash board.
Icon: 10- sleeve；20- elastic ring；30- diverter body；40- body dash board；11- annular groove；
12- link slot；21- annular protrusion；22- link；23- cavity structure；31- shell；32- input shaft；33- spline
End.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment one
As shown in Figure 1, Figure 2 and Figure 4, diverter sealing structure provided in this embodiment, comprising: sleeve 10 and elastic ring
20；Sleeve 10 and elastic ring 20 cover in the outside of the input shaft 32 of diverter body 30, and sleeve 10 is connected to elastic ring 20
Lower end, and the lower end of sleeve 10 is connect with the upper end of the shell 31 of diverter body 30, so that the flower of diverter body 30
When the through-hole of body dash board 40 is inserted at key end 33, elastic ring 20 can be connected in through-hole.
Please continue to refer to Fig. 1, Fig. 2 and Fig. 4, diverter sealing structure provided in this embodiment passes through sleeve 10 and elasticity
The outside of input shaft 32 of 20 sets of the circle in diverter body 30, realizes the protection to input shaft 32, reduces outside even avoiding
Corrosion of the water, dust, exhaust gas on boundary to input shaft 32；By making the lower end of sleeve 10 and the shell 31 of diverter body 30
Upper end connection, the upper end of sleeve 10 are connect with elastic ring 20, and the splined end 33 of diverter body 30 is inserted into body dash board 40
When through-hole, elastic ring 20 is inserted into the through-hole of body dash board 40, to realize diverter and body dash board 40 is close
Envelope installation.
It wherein, in embodiment, can by the deformation of elastic ring 20 when diverter is installed to body dash board 40
It is inserted into through-hole, reduces and occur making situation difficult to install, and more convenient operation since space is limited；Meanwhile elastic ring
20 are plugged in through-hole, and instead of the use of circlip, reduction the case where seal failure occurs, keeps sealing effect good, to subtract
The small influence to NVH, keeps structural behaviour reliable and stable.
Please continue to refer to Fig. 2, in the present embodiment, the upper end of sleeve 10 has annular groove 11, and 11 edge of annular groove
The circumferential setting of sleeve 10；The lower end of elastic ring 20 has the annular protrusion 21 cooperated with annular groove 11, and annular protrusion 21 blocks
It connects in annular groove 11.
By being connected to annular protrusion 21 in annular groove 11, extraneous rainwater or dust can be reduced and pass through sleeve
Gap between 10 and elastic ring 20 enters in sleeve 10 and elastic ring 20, so as to reduce the corrosion to input shaft 32.
Certainly, in the present embodiment, the position of annular groove 11 and annular protrusion 21 can be exchanged with each other, it is, set
The upper end of cylinder 10 has annular protrusion 21, and the lower end of elastic ring 20 has annular groove 11, as long as realizing sealing.
Wherein, please continue to refer to Fig. 2, in the present embodiment, there is cavity structure 23 in elastic ring 20；23 edge of cavity structure
The circumferential direction of elastic ring 20 in a ring so that the circumferential surface of elastic ring 20 deforms under the effect of external force.
By making in elastic ring 20 there is cavity structure 23 to facilitate elastic ring 20 so that elastic ring 20 be made to be easily deformed
Diameter becomes smaller, and so as to quickly be inserted into the through-hole of body dash board 40, facilitates the installation of steering assembly；Then,
Elastic ring 20 is restored to original shape, so that structure be enable to seal installation.
Please continue to refer to Fig. 2, on that basi of the above embodiments, further, cavity structure 23 runs through annular protrusion 21,
And cavity structure 23 is opening down.
By the way that cavity structure 23 is arranged, facilitates elastic ring 20 to deform, not only facilitate elastic ring 20 and be inserted into body dash board
In 40 through-hole, annular protrusion 21 can also be facilitated to be inserted into annular groove 11, to facilitate sleeve 10 and elastic ring 20
Connection.It is, before the annular protrusion 21 of elastic ring 20 is inserted into the annular groove 11 of sleeve 10, two of annular protrusion 21
Side wall is drawn close to centre, to facilitate annular protrusion 21 to be inserted into annular groove 11, when installation terminates, due to the bullet of elastic ring 20
Property power, restore original state, so as to play sealing effect.
There are many connection types of sleeve 10 and elastic ring, for example, above-mentioned annular protrusion 21 and above-mentioned groove interference are matched
It closes, so that sleeve 10 and elastic ring be made to be clamped.
Please continue to refer to Fig. 1 and Fig. 2, and Fig. 3 is combined, in the present embodiment, on the circumferential surface of sleeve 10 and along its circumferential direction
Be arranged at intervals with multiple link slots 12, link slot 12 it is opening down；And link slot 12 is close to the upper end of sleeve 10；Elastic ring 20
Circumferential surface be provided with multiple links 22 corresponding with link slot 12, link 22 can be hung in link slot 12.
It is, being hung in link slot 12 by link 22, the hole for limiting link 22 by the side wall of link slot 12 is de-
From to realize the connection of link 22 Yu link slot 12, and then the connection of realization sleeve 10 and elastic ring.The structure more may be used
It leans on, stablize, make in the steering assembly course of work, sleeve 10 is not easily separate with elastic ring.
Wherein, there are many quantity of link slot 12, for example, can be set three, four or five, but link slot 12
The quantity of setting cannot be arranged excessive alternatively, setting may excessively influence the installation of sleeve 10 and elastic ring 20.
In the present embodiment, there are four the settings of link slot 12.
Wherein, four link slots 12 can be made along the circumferential equidistantly distributed of sleeve 10 by the way that four link slots 12 are arranged
Make link slot 12 and link 22 by same or similar active force, to make uniform force, reduces link slot 12 and link 22
Damage probability.By four link slots 12, keeps the connection of sleeve 10 and elastic ring relatively reliable and stablize.
Wherein, there are many connection types of shell 31 and sleeve 10, for example, 10 sets of the sleeve outsides in shell 31, and mistake
It is full of cooperation.
In the present embodiment, sleeve 10 is threadedly coupled with shell 31.
Please continue to refer to Fig. 2, specifically, being provided with external screw thread on the outer wall of shell 31；It is set on the inner wall of sleeve 10
It is equipped with the internal screw thread with external screw thread cooperation.
It is threadedly coupled by sleeve 10 with shell 31, keeps shell 31 and sleeve 10 easier for installation, and 10 sets of sleeve
In the outside of shell 31, can reduce in this way rainwater or dust by the gap between sleeve 10 and shell 31 enter sleeve 10 and
Inside shell 31, part is corroded.
Wherein, there are many materials of elastic ring 20, for example, thermoplastic elastic body.In the present embodiment, elastic ring
Material be rubber.Wherein, rubber refers to the high elastic polymer material with reversible deformation, at room temperature high resilience,
Larger deformation can be generated under the external force of very little, remove resilient after external force.
In addition, there are many materials of sleeve 10, for example, sleeve 10 is aluminum material or plastics.In the present embodiment, sleeve
10 material is plastics.
Embodiment two
Please continue to refer to Fig. 1 and Fig. 4, steering assembly provided in this embodiment, comprising: the steering of 30 sum of diverter body
Device sealing structure；Diverter sealing structure covers in the outside of the input shaft 32 of diverter body 30 so that diverter body 30 with
Body dash board 40 seals.
Diverter body 30 is fixed in cabin by steering assembly provided in this embodiment, steering gear input shaft 32
Splined end 33 is extend into driver's cabin, and by diverter sealing structure realize sealing, so as to reduce water, dust, exhaust gas,
Noise etc. enters in driver's cabin.Wherein, the specific structure of diverter sealing structure and beneficial effect it is above-mentioned have been carried out in detail
It illustrates, which is not described herein again.
It should be noted that the free end of input shaft 32 is splined end 33, and splined end 33 passes through please continue to refer to Fig. 2
The through-hole of body dash board 40 protrudes into cockpit, and people is facilitated to commutate by rotating steering wheel.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of diverter sealing structure characterized by comprising sleeve and elastic ring；
The sleeve and the elastic ring cover in the outside of the input shaft of diverter body, and the sleeve connection is in the bullet
The lower end of property circle, and the lower end of the sleeve is connect with the upper end of the shell of the diverter body, so that the diverter sheet
When the through-hole of the splined end insertion body dash board of body, the elastic ring can be connected in the through-hole.
2. diverter sealing structure according to claim 1, which is characterized in that the upper end of the sleeve has annular recessed
Slot, and the annular groove is along the circumferential direction setting of the sleeve；
The lower end of the elastic ring has the annular protrusion cooperated with the annular groove, and the annular protrusion is connected to the ring
In connected in star.
3. diverter sealing structure according to claim 2, which is characterized in that have cavity structure in the elastic ring；
The cavity structure along the elastic ring circumferential direction in a ring so that effect of the circumferential surface of the elastic ring in external force
Lower deformation.
4. diverter sealing structure according to claim 3, which is characterized in that the cavity structure runs through the convex annular
It rises, and the cavity structure is opening down.
5. diverter sealing structure according to claim 1-4, which is characterized in that in the circumferential surface of the sleeve
It is upper and be provided at circumferentially spaced multiple link slots along it, the link slot it is opening down, and the link slot is close to the set
The upper end of cylinder；
The circumferential surface of the elastic ring is provided with multiple links corresponding with the link slot, and the link can hang over the connection
In slot.
6. diverter sealing structure according to claim 5, which is characterized in that there are four the link slot settings；
Circumferential equidistantly distributed of four link slots along the sleeve.
7. diverter sealing structure according to claim 1-4, which is characterized in that in the outer wall of the shell
On be provided with external screw thread；The internal screw thread with external screw thread cooperation is provided on the inner wall of the sleeve.
8. diverter sealing structure according to claim 1-4, which is characterized in that the material of the elastic ring
For rubber.
9. diverter sealing structure according to claim 1-4, which is characterized in that the material of the sleeve is
Plastics.
10. a kind of steering assembly characterized by comprising diverter body and described in any item turns of claim 1-9
To device sealing structure；
The diverter sealing structure covers in the outside of the input shaft of the diverter body, so that the diverter body and vehicle
The sealing of body front panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821057347.XU CN208469704U (en) | 2018-07-04 | 2018-07-04 | Diverter sealing structure and steering assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821057347.XU CN208469704U (en) | 2018-07-04 | 2018-07-04 | Diverter sealing structure and steering assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208469704U true CN208469704U (en) | 2019-02-05 |
Family
ID=65212985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821057347.XU Active CN208469704U (en) | 2018-07-04 | 2018-07-04 | Diverter sealing structure and steering assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208469704U (en) |
-
2018
- 2018-07-04 CN CN201821057347.XU patent/CN208469704U/en active Active
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