CN201998891U - Horn switching mechanism and automobile steering wheel - Google Patents
Horn switching mechanism and automobile steering wheel Download PDFInfo
- Publication number
- CN201998891U CN201998891U CN2011200277923U CN201120027792U CN201998891U CN 201998891 U CN201998891 U CN 201998891U CN 2011200277923 U CN2011200277923 U CN 2011200277923U CN 201120027792 U CN201120027792 U CN 201120027792U CN 201998891 U CN201998891 U CN 201998891U
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- bolt
- air bag
- touch panel
- bag module
- closing
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Abstract
The utility model provides a horn switching mechanism, which comprises a bolt, a lower insulating pad, a lower contact plate, an upper insulating pad and an upper contact plate, wherein one end of the bolt is fixed with a steering wheel framework; the other end of the bolt is fixed with a nut of an air bag module bracket; the lower insulating pad is provided with a through hole and is sheathed into the bolt; the lower contact plate is arranged on the lower insulating pad; the upper insulating pad is arranged on the lower contact plate; and a spiral spring is arranged between the upper insulating pad and the upper contact plate. The utility model also provides an automobile steering wheel connected by the horn switching mechanism. The automobile steering wheel comprises an air bag module and a steering wheel framework, wherein the air bag module and the steering wheel framework are connected by the horn switching mechanism. The horn switching mechanism is more beneficial to the stability of the air bag module and can improve the assembly precision of the product.
Description
Technical field
The utility model relates to the loudspeaker device of vehicle steering, the horn switch device of particularly a kind of coupling direction dish and air bag module.
Background technology
Publication number CN1833922A patent of invention discloses a kind of bearing circle with airbag apparatus, and wherein Fig. 1 discloses two different embodiment respectively with Figure 10.
Wherein among the embodiment of Fig. 1, its horn switch mechanism spring 60 outsides are provided with contact 71,72, but at the opposite side of loudspeaker corresponding contact are not set; Further, the fixedly system between its airbag apparatus 50 and the base portion 2 is connected by tightening between installation sheet 56 and the fastening spring 20; The defective of this embodiment be installation sheet 56 with fastening spring 20 between have relative friction, along with the variation of situations such as its internal temperature, humidity and automobile vibration, formation interference easily, and then the mechanism's job insecurity that causes between the two.And, according to the physics fundamental law, " center-of-gravity position of object is low more, and the degree of stability of object is high more ".Among the embodiment of Fig. 1, because installation sheet 56 is arranged on the base portion of bearing circle, the center of gravity of its airbag apparatus 50 is above installation sheet 56, away from the attachment point position, so its stability is relatively poor relatively.Wherein among the embodiment of Figure 10, have certain distance between the axis of guide 57 of its spring 60 and the center of installation sheet 56, promptly both right and wrong are coaxial, and wheelbase is bigger.And, because suffered between the two force direction is opposite, and then cause depositing between this installation sheet 56 and the fastening spring 20 the problems referred to above easily: both frictions, and along with the variation of situations such as its internal temperature, humidity and automobile vibration, form easily between the two and interfere, and then the mechanism's job insecurity that causes.Same because installation sheet 56 is arranged on the base portion of bearing circle, the center of gravity of its airbag apparatus 50 causes this mechanism stability under working conditions relatively poor above installation sheet 56.
And, more than two embodiment all be that a side at installation sheet is provided with contact, be subjected under the external force situation at spring, its left and right sides does not have contact because of a side has the contact opposite side, thereby the distortion that causes both sides is different, behind the repeated use, different distortion makes mechanism's gap increase, and then will influence mechanism service life.
Publication number CN101287627A patent of invention discloses a kind of airbag apparatus and bearing circle, a kind of horn switch mechanism is disclosed among the embodiment of its Fig. 2, its horn switch 5a, 5b and spring 4a, close position between the 4b is the outer radial periphery side of horn switch than the close bearing circle of spring, and than the close cover body face side of spring.The realization means that specifically are are by arm 32a, pedestal part 28a, and the upright 44a of portion that establishes, the cantilever design that pedestal part 42a forms, this structure are after work reaches certain number of times, and it is big that the gap between the switch becomes, and then influence effective work of mechanism.And its installing mechanism also is the bottom that is set in airbag apparatus, causes this mechanism stability under working conditions relatively poor.
In the prior art, adopt the two-stage connecting mode in addition, promptly between frame of handwheel and air bag module, be provided with intermediate structure (such as horn bracket) and finish.Horn bracket itself exists to be made and build-up tolerance, and also there are build-up tolerance in itself and the two when assembling.This two-stage connects form, makes the surface engagement of air bag module and bearing circle, has multistage accumulated tolerance.Product is through multistage processing, the tolerance transmission of workpiece, and then have influence on the assembly precision of product.
The bearing circle that has air bag module, require air bag module solid and reliable fixing on bearing circle, require air bag module and bearing circle to have good fiting effect again, and, product also needs to realize the floating type horn function of pressing simultaneously, has proposed problem for the vehicle passive safety field.
The utility model content
The utility model provides the preferable coupling direction dish of a kind of stability and the horn switch mechanism of air bag module.
The utility model further provides the longer coupling direction dish of a kind of life-span and the horn switch mechanism of air bag module.
The utility model further provides a kind of simple in structure and then the coupling direction dish of raising assembly precision and the horn switch mechanism of air bag module.
For achieving the above object, of the present utility modelly provide a kind of horn switch mechanism, comprise: an end is fixed in bolt on the nut that the other end on the frame of handwheel is fixed in the air bag module support, be provided with through hole and be inserted in the following insulating mat of bolt, be located at down the following touch panel on the insulating mat, be located at down the last insulating mat on the touch panel, and go up touch panel, and, be provided with coil spring between insulating mat and the last touch panel on described.
The utility model also provides a kind of vehicle steering that is connected by above-mentioned horn switch mechanism, and it comprises air bag module, frame of handwheel, and according to the horn switch mechanism of such scheme design-calculated air bag module and frame of handwheel is connected.
Technique effect of the present utility model is very obvious.
The position of this horn switch mechanism is positioned at the side of air bag module, the top of more close air bag module in its position and bearing circle, and the center of gravity of the centroidal distance attachment point of air bag module is nearer, like this, more helps the stable of air bag module.
Directly connecting between bearing circle and the air bag module of this horn switch mechanism becomes two-stage by three grades of connections of prior art, and for reducing tolerance accumulative total, the assembly precision that improves product has good effect.
The touch panel up and down and the spring of this horn switch mechanism are coaxial, and up and down touch panel close the center that the portion of touching is positioned at spring, like this, avoided the one-sided contact of establishing of spring that exists in the prior art, cause the distortion of both sides to differ, long-term use and the gap increase problem that develops into.
In the touch panel up and down of this horn switch mechanism, touch the portion of closing and spring installation portion by touch panel on the mono-or touch panel realization down, like this, make structure become simpler, material is more saved.
The last insulating mat of this horn switch mechanism not only forms insulation up and down between the touch panel, more spring provides the installation site, has good effect for designs simplification.
Description of drawings
Fig. 1 is an embodiment diagram of publication number CN1833922A patent of invention;
Fig. 2 is another embodiment diagram of publication number CN1833922A patent of invention;
Fig. 3 is an embodiment diagram of publication number CN101287627A patent of invention;
Fig. 4 is the loudspeaker device cutaway view of the utility model coupling direction dish and air bag module;
Fig. 5 is the loudspeaker device cutaway view partial enlarged drawing of the utility model coupling direction dish and air bag module;
Fig. 6 is last touch panel part cutaway view Amplified image;
Fig. 7 is following touch panel part cutaway view Amplified image;
Fig. 8 is last insulating mat part cutaway view Amplified image;
Fig. 9 is following insulating mat part cutaway view Amplified image.
The specific embodiment
Below, specify this mechanism in conjunction with the accompanying drawings.
Fig. 1-3 is the diagram of prior art, briefly narrates the technical matters of its existence in background technology, does not repeat them here.
As shown in Figure 4, the related horn switch mechanism of the utility model plays interconnect function between bearing circle 5 and air bag module 13, and bearing circle 5 belows comprise frame of handwheel 10.From the installation site, the position of this horn switch mechanism is in away from frame of handwheel 10 base portions (place not shown in the figures is meant the lowest part position of frame of handwheel) position.The design-calculated advantage has been to shorten the distance between installation site and the air bag module 13 like this, and its position is positioned at the side of air bag module 13.
As shown in Figure 5, this horn switch mechanism comprises the head bolt 3 that is parallel to each other with the bearing circle axle center down, the one end is fixed on the frame of handwheel 10, the other end is fixed on the nut of air bag module support 1, the lowest part of bolt 3 is provided with insulation cushion blocking 9, insulation cushion blocking 9 is provided with down insulating mat 8, and frame of handwheel 10 embeds between insulation cushion blocking 9 and the following insulating mat 8, and following insulating mat 8 has through hole and is inserted in the bolt 3.Following insulating mat 8 is provided with down touch panel 7, and following touch panel 7 upper surfaces are provided with insulating mat 6.
Further, as shown in Figure 5, cooresponding with following touch panel 7, which is provided with touch panel 4, in the outside of touch panel up and down spring 12 is installed, this spring 12 includes but not limited to coil spring, on last touch panel 4, split washer 2 snaps in the circular groove of bolt 3, and the nut on top and the frame of handwheel 10 is fixed.
As shown in Figure 6, last touch panel 4 comprises: touch the portion of closing 403 perpendicular to second of described bolt 3, be parallel to second and touch the portion of closing 403 and touch second the spring installation portion 401 of the portion of closing 403, and be parallel to bolt 3 and be connected in second second connecting portion 402 that touches between the portion of closing 403 and the second spring installation portion 401 away from bolt 3 axle center perpendicular to bolt 3 but than second.
As shown in Figure 7, following touch panel 7 comprises: touch the portion of closing 703 perpendicular to first of described bolt 3, be parallel to first and touch the portion of closing 703 and touch first the spring installation portion 701 of the portion of closing 703, and be parallel to bolt 3 and be connected in first first connecting portion 702 that touches between the portion of closing 703 and the first spring installation portion 701 away from bolt 3 axle center perpendicular to bolt 3 but than first.
As shown in Figure 8, last insulating mat 6 comprises first insulating surfaces 601 that is parallel to described bolt 3 and cooperates with described first connecting portion 702 outsides, and cooperates second insulating surfaces 602 perpendicular to described bolt 3 and with the first spring installation portion, 701 upper surfaces.
As shown in Figure 9, following insulating mat 8 comprise be parallel to bolt 3 and with inboard the 3rd insulating surfaces 901 that cooperate of first connecting portion 702, and perpendicular to bolt 3 and the 4th insulating surfaces 902 that cooperates with the first spring installation portion, 701 lower surfaces.
This horn switch mechanism is under non-pressed state, and an end of split washer 2 and bolt 3 constrains in horn switch mechanism on the frame of handwheel 10, and last touch panel 4 does not come in contact with following touch panel 7, forms the positive and negative two-stage of switch by insulator chain.
During installation, the cushion blocking 9 that will insulate earlier is enclosed within on the bolt 3, again with the through hole 11 on the bolt 3 direction of passage dish skeletons 10, install successively afterwards down insulating mat 8, down touch panel 7, go up insulating mat 6, spring 12, go up touch panel 4, at last split washer 2 be pressed into along bolt 3, be stuck in the circular groove of bolt 3, thereby loudspeaker device is fixed on the bearing circle.
When air bag module is installed, bottom twisting bolt 3 from bolt 3, bolt 3 is screwed in the nut of air bag module support 1, while bolt 3 will spur air bag module support 1 and move down, up to air bag module support 1 lower plane and bolt 3 plane contact, air bag module is fixed on the bearing circle 5 of band air bag module.As long as when pressing the air bag module top surface edge gently inwardly, air bag module support 1, go up touch panel 4 and slide when chaufeur uses, when the portion of closing 703,403 of touching of touch panel is closed up and down, realize horn function along bolt 3 axial guiding along the bearing circle outer ring.
The above is preferred embodiment of the present utility model only, is not to be used for limiting the scope that the utility model is implemented.So all doing according to described feature of the utility model application range and spirit all is equivalent variations or modification, all should be included within the claim of the present utility model.
Claims (7)
1. horn switch mechanism comprises
Bolt, an end is fixed on the frame of handwheel, and the other end is fixed on the nut of air bag module support;
Following insulating mat is provided with through hole and is inserted in bolt;
Following touch panel is located at down on the insulating mat;
Last insulating mat is located at down on the touch panel;
Last touch panel; And
Be provided with coil spring between insulating mat and the last touch panel on described.
2. horn switch mechanism according to claim 1 is characterized in that, described touch panel down comprises that first touches the portion of closing, and it is perpendicular to described bolt;
First spring installation portion, it is parallel to above-mentioned first and touches the portion of closing perpendicular to bolt, but more above-mentioned first touches the axle center of the portion of closing away from bolt; And
First connecting portion is parallel to bolt, and is connected in first and touches between the portion of closing and the first spring installation portion.
3. horn switch mechanism according to claim 2 is characterized in that, the described touch panel of going up comprises
Second touches the portion of closing, and it is perpendicular to described bolt;
Second spring installation portion, it is parallel to above-mentioned first and touches the portion of closing perpendicular to bolt, but more above-mentioned first touches the axle center of the portion of closing away from bolt; And
Second connecting portion is parallel to bolt, and is connected in first and touches between the portion of closing and the first spring installation portion.
4. horn switch mechanism according to claim 2 is characterized in that, the described insulating mat of going up comprises
First insulating surfaces is parallel to described bolt, and cooperates with described first connecting portion outside; And
Second insulating surfaces perpendicular to described bolt, and cooperates with the described first spring installation portion upper surface.
5. horn switch mechanism according to claim 2 is characterized in that, described insulating mat down comprises
The 3rd insulating surfaces is parallel to described bolt, and cooperates with described first connecting portion is inboard; And
The 4th insulating surfaces perpendicular to described bolt, and cooperates with the described first spring installation portion lower surface.
6. horn switch mechanism according to claim 1 is characterized in that, described bolt one end is provided with the insulation cushion blocking, and the other end is provided with split washer.
7. vehicle steering comprises
Air bag module;
Frame of handwheel;
Horn switch mechanism according to any one conceptual design of claim 1-6 is connected air bag module and frame of handwheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200277923U CN201998891U (en) | 2011-01-27 | 2011-01-27 | Horn switching mechanism and automobile steering wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200277923U CN201998891U (en) | 2011-01-27 | 2011-01-27 | Horn switching mechanism and automobile steering wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201998891U true CN201998891U (en) | 2011-10-05 |
Family
ID=44701653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200277923U Expired - Lifetime CN201998891U (en) | 2011-01-27 | 2011-01-27 | Horn switching mechanism and automobile steering wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201998891U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102114808A (en) * | 2011-01-27 | 2011-07-06 | 上海东方久乐汽车安全气囊有限公司 | Horn switch mechanism and car steering wheel |
| CN103318121A (en) * | 2013-07-08 | 2013-09-25 | 延锋百利得（上海）汽车安全***有限公司 | Ringing mechanism of airbag |
| CN103366999A (en) * | 2012-03-28 | 2013-10-23 | 比亚迪股份有限公司 | Automobile horn pressing force control device, automobile horn pressing force control method and automobile |
| CN103507849A (en) * | 2013-10-28 | 2014-01-15 | 重庆长安汽车股份有限公司 | Automobile steering wheel |
| CN103569184A (en) * | 2012-08-10 | 2014-02-12 | 北汽福田汽车股份有限公司 | Steering wheel assembly, steering control mechanism, steering system and vehicle |
| CN104176109A (en) * | 2013-05-24 | 2014-12-03 | 日本富拉司特株式会社 | Steering device |
| CN105835768A (en) * | 2016-04-11 | 2016-08-10 | 衡阳合力工业车辆有限公司 | Vehicle and steering wheel |
| CN112298029A (en) * | 2019-07-26 | 2021-02-02 | 吉利汽车研究院（宁波）有限公司 | Airbag horn switch structure and automobile |
| CN115135559A (en) * | 2020-03-23 | 2022-09-30 | 奥托立夫开发公司 | Steering wheel |
-
2011
- 2011-01-27 CN CN2011200277923U patent/CN201998891U/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102114808A (en) * | 2011-01-27 | 2011-07-06 | 上海东方久乐汽车安全气囊有限公司 | Horn switch mechanism and car steering wheel |
| CN103366999A (en) * | 2012-03-28 | 2013-10-23 | 比亚迪股份有限公司 | Automobile horn pressing force control device, automobile horn pressing force control method and automobile |
| CN103366999B (en) * | 2012-03-28 | 2015-12-02 | 比亚迪股份有限公司 | A kind of car horn pressing force control device, method and automobile |
| CN103569184A (en) * | 2012-08-10 | 2014-02-12 | 北汽福田汽车股份有限公司 | Steering wheel assembly, steering control mechanism, steering system and vehicle |
| CN104176109B (en) * | 2013-05-24 | 2017-01-11 | 日本富拉司特株式会社 | Steering device |
| CN104176109A (en) * | 2013-05-24 | 2014-12-03 | 日本富拉司特株式会社 | Steering device |
| CN103318121A (en) * | 2013-07-08 | 2013-09-25 | 延锋百利得（上海）汽车安全***有限公司 | Ringing mechanism of airbag |
| CN103318121B (en) * | 2013-07-08 | 2015-12-02 | 延锋百利得（上海）汽车安全***有限公司 | A kind of safety air bag press mechanism aloud |
| CN103507849B (en) * | 2013-10-28 | 2015-12-02 | 重庆长安汽车股份有限公司 | A kind of vehicle steering |
| CN103507849A (en) * | 2013-10-28 | 2014-01-15 | 重庆长安汽车股份有限公司 | Automobile steering wheel |
| CN105835768A (en) * | 2016-04-11 | 2016-08-10 | 衡阳合力工业车辆有限公司 | Vehicle and steering wheel |
| CN105835768B (en) * | 2016-04-11 | 2018-01-19 | 衡阳合力工业车辆有限公司 | Vehicle and its steering wheel |
| CN112298029A (en) * | 2019-07-26 | 2021-02-02 | 吉利汽车研究院（宁波）有限公司 | Airbag horn switch structure and automobile |
| CN112298029B (en) * | 2019-07-26 | 2022-11-25 | 吉利汽车研究院（宁波）有限公司 | Airbag horn switch structure and automobile |
| CN115135559A (en) * | 2020-03-23 | 2022-09-30 | 奥托立夫开发公司 | Steering wheel |
| CN115135559B (en) * | 2020-03-23 | 2024-02-20 | 奥托立夫开发公司 | Steering wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111005 |
|
| CX01 | Expiry of patent term |