CN102514460A - Separation buffering type shock absorber strut and automobile - Google Patents
Separation buffering type shock absorber strut and automobile Download PDFInfo
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- CN102514460A CN102514460A CN2011104376231A CN201110437623A CN102514460A CN 102514460 A CN102514460 A CN 102514460A CN 2011104376231 A CN2011104376231 A CN 2011104376231A CN 201110437623 A CN201110437623 A CN 201110437623A CN 102514460 A CN102514460 A CN 102514460A
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- shock absorber
- connecting panel
- damper element
- absorber strut
- honour
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Abstract
The invention relates to a separation buffering type shock absorber strut and an automobile. The separation buffering type shock absorber strut comprises a helical spring, a buffering stopper, a shock absorber, a front suspension combined part, an upper spring seat and a plane bearing, wherein the front suspension buffering combined part consists of a bottom-end connecting plate and a top end connecting plate, an inner connecting plate is disposed in a holding cavity, the buffering stopper is sleeved on the shock absorber, the bottom-end connecting plate is provided with an avoidance through hole, the shock absorber penetrates through the avoidance through hole to be connected with the inner connecting plate, and the top end of the plane bearing is connected with the bottom end of the bottom-end connecting plate. The invention further provides an automobile. The separation buffering type shock absorber strut and the automobile have the advantages that an elastic force transmission path, a buffering limiting force transmission path and a damping force transmission path are well separated, accordingly, optimal riding comfort and maneuverability are realized, the working radius of the plane bearing is increased, and stability is improved.
Description
Technical field
The present invention relates to the configuration of suspension device for vehicle, relate in particular to a kind of separation buffer type shock absorber strut and automobile in the configuration of suspension device for vehicle.
Background technology
At present, the front suspension system of most of small-sized manned vehicles adopts MacPherson type shock absorber strut (hereinafter referred " pillar "), and this pillar also has the function of supporting vehicle body, vibration damping concurrently as the suspension leverage that leads.
As depicted in figs. 1 and 2; The pillar product structure that adopts mainly is made up of elasticity such as coil spring 1, buffer limit piece 2 and shock absorber 3, damping piece and the spring seat of honour 5, surface bearing 6, front suspension buffering component 4, front overhang bearing 401 etc., and is rigidly connected on the vehicle body through front overhang bearing 401.
And the bang path of various power is as shown in Figure 2 on the pillar:
1) the elastic force bang path 101: coil spring 1 → spring seat of honour 5 → surface bearing, 6 → front suspension buffering component 4 → front overhang bearing 401 → vehicle body;
2) buffer limit power bang path 102: buffer limit piece 2 → spring seat of honour 5 → surface bearing, 6 → front suspension buffering component 4 → front overhang bearing 401 → vehicle body;
3) the dumping force bang path 103: shock absorber 3 → front suspension buffering component 4 → front overhang bearing 401 → vehicle body;
There is following problem in this structure:
1) bang path of the above-mentioned three kinds of power of contrast, front suspension buffering component 4 is their common damper elements.Three kinds of power is different to the requirement of the dynamic characteristic of damper element and static characteristics, but front suspension buffering component 4 can't satisfy sound characteristic requirements separately simultaneously, thereby reduce travelling comfort and handling as common damper element.
2) swinging radius of surface bearing receives the restriction of structure, can only adopt the less surface bearing of specification, and structural stability is poor.
Summary of the invention
In order to solve the problems of the prior art, the invention provides a kind of separation buffer type shock absorber strut and have the automobile of this separation buffer type shock absorber strut.
The invention provides a kind of separation buffer type shock absorber strut; Comprise coil spring, buffer limit piece, shock absorber, front suspension buffering component, the spring seat of honour and surface bearing; Wherein, Said front suspension buffering component comprises that obvolvent up and down forms the bottom connecting panel and the top connecting panel of a ccontaining cavity; Be provided with in the said ccontaining cavity with said top connecting panel or bottom connecting panel bonded assembly in connecting panel, said buffer limit piece is set on the said shock absorber, said bottom connecting panel is provided with and supplies said shock absorber to pass and do not supply the through hole of dodging that said buffer limit piece passes; Said shock absorber passes the said through hole of dodging and is connected with said interior connecting panel; The top of said surface bearing is connected with the bottom of said bottom connecting panel, and the bottom of said surface bearing is connected with the top at the said spring seat of honour, and the said coil spring and the said spring seat of honour connect.
As further improvement of the present invention; Be provided with first damper element in the said ccontaining cavity; Said first damper element is connected with said interior connecting panel respectively, and the top of said first damper element and said top connecting panel connect, and the bottom of said first damper element and said bottom connecting panel connect.
As further improvement of the present invention, said first damper element is the first rubber damper element, and said first rubber damper element and said interior connecting panel sulfuration adhesion are integral.
As further improvement of the present invention, be folded with second damper element between the said coil spring and the said spring seat of honour.
As further improvement of the present invention; Said top connecting panel comprises the last convex closure that raises up along the axis of said shock absorber and around the said all upper flanges of convex closure one of going up; Said bottom connecting panel comprise one along the axis of said shock absorber to the recessed bag of lower recess with around the lower flange of said recessed Bao Yizhou, said ccontaining cavity be said go up convex closure and said recessed bag mutually obvolvent form.
As further improvement of the present invention, the lower flange of said bottom connecting panel is captiveed joint through fastener with the upper flange of said top connecting panel.
As further improvement of the present invention; The said surface bearing and the said spring seat of honour formula that is connected to one; The said surface bearing and the said spring seat of honour are set in the side of said recessed bag respectively, captive joint with the bottom of said lower flange in the top of said surface bearing.
As further improvement of the present invention, the end face of the upper flange of said top connecting panel is provided with the boss that raises up along the axis of said shock absorber, and said boss has three also circumferential arrangement of the said upper flange in edge at least.
As further improvement of the present invention, said interior connecting panel is connected with said damper mounting through nut.
As further improvement of the present invention, said buffer limit piece is a tubular, and the maximum gauge of said buffer limit piece is greater than said aperture of dodging through hole, and said buffer limit piece is connected with dust boot.
The present invention also provides a kind of automobile, comprises described separation buffer type shock absorber strut.
The invention has the beneficial effects as follows: through such scheme; With front suspension cushion component be improved to bottom connecting panel, top connecting panel, first damper element and and interior connecting panel; Separated elastic force bang path, buffer limit power bang path and dumping force bang path preferably, three's bang path is:
1, elastic force bang path: helical spring elastic force passes to surface bearing through the spring seat of honour, and surface bearing then passes to the top connecting panel through the bottom connecting panel, passes to vehicle body through the top connecting panel again;
2, buffer limit power bang path: the buffer limit power of buffer limit piece then is directly passed to the bottom connecting panel, passes to vehicle body through the top connecting panel again;
3, dumping force bang path: the dumping force of shock absorber then passes to first damper element through interior connecting panel, passes to top connecting panel or bottom connecting panel through first damper element again, and then passes to vehicle body;
Spring force, buffer limit power are separated transmission with dumping force; Can set the sound characteristic of relevant first damper element, second damper element and buffering limiting stopper separately, thereby obtain best travelling comfort and handling, also make the damper element of winning, second damper element and buffering limiting stopper stressed more single; Improved reliability; The former swinging radius of surface bearing is no longer restricted, has increased the swinging radius of surface bearing, has improved the stability of separation buffer type shock absorber strut preferably.
Description of drawings
Fig. 1 is the structural representation of shock absorber strut traditional in the prior art;
Fig. 2 is the cutaway view of shock absorber strut traditional in the prior art;
Fig. 3 is the front view of a kind of separation buffer type of the present invention shock absorber strut;
Fig. 4 is the cutaway view of a kind of separation buffer type of the present invention shock absorber strut
Fig. 5 is the perspective view of a kind of separation buffer type of the present invention shock absorber strut.
The specific embodiment
Below in conjunction with the description of drawings and the specific embodiment the present invention is further specified.
Drawing reference numeral among Fig. 3 to Fig. 5 is: coil spring 1; Buffer limit piece 2; Shock absorber 3; Front suspension buffering component 4; Bottom connecting panel 401; Top connecting panel 402; First damper element 403; Interior connecting panel 404; Fastener 405; Boss 406; The spring seat of honour 5; Surface bearing 6; Second damper element 7; Dust boot 8; Nut 9; Elastic force bang path 101; Buffer limit power bang path 102; Dumping force bang path 103.
Extremely shown in Figure 5 like Fig. 3; A kind of separation buffer type shock absorber strut; Comprise coil spring 1, buffer limit piece 2, shock absorber 3, front suspension buffering component 4, the spring seat of honour 5 and the surface bearing 6 installed along same axis; Wherein, said front suspension buffering component 4 comprises that obvolvent up and down forms the bottom connecting panel 401 and top connecting panel 402 of a ccontaining cavity, be provided with in the said ccontaining cavity with said top connecting panel 402 or bottom connecting panel 401 bonded assemblys in connecting panel 404; Be provided with first damper element 403 in the said ccontaining cavity; Said first damper element 403 is connected with said interior connecting panel 404 respectively, and the top of said first damper element 403 and said top connecting panel 402 connect, and the bottom of said first damper element 403 and said bottom connecting panel 401 connect; Said buffer limit piece 2 sheathed being fixed on the said shock absorber 3; Said bottom connecting panel 401 is provided with and supplies said shock absorber 3 to pass and do not supply the through hole of dodging that said buffer limit piece 2 passes, and said shock absorber 3 passes the said through hole of dodging and is connected with said interior connecting panel 404, and the top of said surface bearing 6 is connected with the bottom of said bottom connecting panel 401; The bottom of said surface bearing 6 is connected with the top at the said spring seat of honour 5, and said coil spring 1 connects with the said spring seat of honour 5.
Extremely shown in Figure 5 like Fig. 3; Said first damper element 403 is the first rubber damper element; Said first rubber damper element and the 404 sulfuration adhesions of said interior connecting panel are integral; Be specially, the said first rubber damper element is circular, and said interior connecting panel 404 embeds the middle part of the inner periphery side of the said first rubber damper element.
To shown in Figure 5, be folded with second damper element 7 between the said coil spring 1 and the said spring seat of honour 5 like Fig. 3, said second damper element 7 is the second rubber damper element, and the said second rubber damper element is circular, and the cross section of the said second rubber damper element is an arcuation.
Extremely shown in Figure 5 like Fig. 3; Said top connecting panel 402 comprises the last convex closure that raises up along the axis of said shock absorber 3 and around the said all upper flanges of convex closure one of going up; Said bottom connecting panel 401 comprise one along the axis of said shock absorber 3 to the recessed bag of lower recess with around the lower flange of said recessed Bao Yizhou, said ccontaining cavity be said go up convex closure and said recessed bag mutually obvolvent form.
Extremely shown in Figure 5 like Fig. 3; The lower flange of said bottom connecting panel 401 is captiveed joint through fastener 405 with the upper flange of said top connecting panel 402; Be specially, the upper flange of the lower flange of said bottom connecting panel 401 and said top connecting panel 402 passes through rivet.
Extremely shown in Figure 5 like Fig. 3; Said surface bearing 6 and the said spring seat of honour 5 formula that is connected to one; It is integrated with the said spring seat of honour 5 to be about to state surface bearing 6; The said surface bearing 6 and the said spring seat of honour 5 are set in the side of said recessed bag respectively, captive joint with the bottom of said lower flange in the top of said surface bearing 6.
Extremely shown in Figure 5 like Fig. 3; The end face of the upper flange of said top connecting panel 402 is provided with the boss 406 that raises up along the axis of said shock absorber 3; Said boss 406 has three also to arrange along circumferential interval 120 degree of said upper flange; Make three said boss 406 constitute a plane, can eliminate the applying bad phenomenon that between the upper surface of vehicle body and separation buffer type shock absorber strut, causes, thereby reduce the occurrence probability of abnormal sound owing to shape tolerance and work distortion.
To shown in Figure 5, said interior connecting panel 404 is captiveed joint with said shock absorber 3 through nut 9 like Fig. 3.
To shown in Figure 5, said buffer limit piece 2 is a tubular like Fig. 3, and the maximum gauge of said buffer limit piece 2 is greater than said aperture of dodging through hole; Promptly when vehicle body is downward; Said bottom connecting panel 401 will connect with said buffer limit piece 2, buffer limit piece 2 again with shock absorber end face butt, promptly said bottom connecting panel 401 will receive the spacing of said buffer limit piece 2 and no longer move downward; Said buffer limit piece 2 is connected with dust boot 8, is used to prevent dust.
The present invention also provides a kind of automobile, comprises described separation buffer type shock absorber strut.
A kind of separation buffer type shock absorber strut provided by the invention and the principle of work with automobile of this separation buffer type shock absorber strut are: front suspension is cushioned component 4 be improved to bottom connecting panel 401, top connecting panel 402, first damper element 403 and interior connecting panel 404; Separated elastic force bang path 101, buffer limit power bang path 102 and dumping force bang path 103 preferably, three's bang path is:
1, the elastic force bang path 101: the elastic force of coil spring 1 passes to the spring seat of honour 5 through second damper element 7 earlier; Pass to surface bearing 6 through the spring seat of honour 5 again; Surface bearing 6 then passes to top connecting panel 402 through bottom connecting panel 401, passes to vehicle body through top connecting panel 402 again;
2, buffer limit power bang path 102: the buffer limit power of buffer limit piece 2 then is directly passed to bottom connecting panel 401, and 401 of bottom connecting panels pass to vehicle body through top connecting panel 402;
3, the dumping force bang path 103: the dumping force of shock absorber 3 then passes to first damper element 403 through interior connecting panel 404; Pass to top connecting panel 402 or bottom connecting panel 401 through first damper element 403 again, and then pass to vehicle body;
Spring force, buffer limit power are separated transmission with dumping force; Can set the sound characteristic of relevant first damper element 403, second damper element 7 and buffering limiting stopper 2 separately; Thereby obtain best travelling comfort and handling, also make the damper element 403 of winning, second damper element 7 and buffering limiting stopper 2 stressed more single, improved reliability; Surface bearing 6 former swinging radiuss are no longer restricted; Increased the swinging radius of surface bearing 6, improved the stability of separation buffer type shock absorber strut preferably, constituted a plane through three said boss 406`; Can eliminate the applying bad phenomenon that between the upper surface of vehicle body and separation buffer type shock absorber strut, causes, thereby reduce the occurrence probability of abnormal sound owing to shape tolerance and work distortion.
Above content is to combine concrete preferred implementation to the further explain that the present invention did, and can not assert that practical implementation of the present invention is confined to these explanations.For the those of ordinary skill of technical field under the present invention, under the prerequisite that does not break away from the present invention's design, can also make some simple deduction or replace, all should be regarded as belonging to protection scope of the present invention.
Claims (10)
1. separation buffer type shock absorber strut; It is characterized in that: comprise coil spring (1), buffer limit piece (2), shock absorber (3), front suspension buffering component (4), the spring seat of honour (5) and surface bearing (6); Wherein, Said front suspension buffering component (4) comprises that obvolvent up and down forms the bottom connecting panel (401) and the top connecting panel (402) of a ccontaining cavity; Be provided with interior connecting panel (404) in the said ccontaining cavity; Be provided with first damper element (403) in the said ccontaining cavity; Said first damper element (403) is connected with said interior connecting panel (404) respectively, and the top of said first damper element (403) and said top connecting panel (402) connect, and the bottom of said first damper element (403) and said bottom connecting panel (401) connect; Said buffer limit piece (2) is set on the said shock absorber (3); Said bottom connecting panel (401) is provided with and supplies said shock absorber (3) to pass and do not supply the through hole of dodging that said buffer limit piece (2) passes, and said shock absorber (3) passes the said through hole of dodging and is connected with said interior connecting panel (404), and the top of said surface bearing (6) is connected with the bottom of said bottom connecting panel (401); The bottom of said surface bearing (6) is connected with the top at the said spring seat of honour (5), and said coil spring (1) connects with the said spring seat of honour (5).
2. according to the said separation buffer type of claim 1 shock absorber strut, it is characterized in that: said first damper element (403) is the first rubber damper element, and said first rubber damper element and said interior connecting panel (404) sulfuration adhesion are integral.
3. according to the said separation buffer type of claim 1 shock absorber strut, it is characterized in that: be folded with second damper element (7) between the said coil spring (1) and the said spring seat of honour (5).
4. according to the said separation buffer type of claim 1 shock absorber strut; It is characterized in that: said top connecting panel (402) comprises one along the last convex closure that raises up of axis of said shock absorber (3) with around the said all upper flanges of convex closure one of going up; Said bottom connecting panel (401) comprise one along the axis of said shock absorber (3) to the recessed bag of lower recess with around the lower flange of said recessed Bao Yizhou, said ccontaining cavity be said go up convex closure and said recessed bag mutually obvolvent form.
5. according to the said separation buffer type of claim 4 shock absorber strut, it is characterized in that: the lower flange of said bottom connecting panel (401) is captiveed joint through fastener (405) with the upper flange of said top connecting panel (402).
6. according to the said separation buffer type of claim 4 shock absorber strut; It is characterized in that: said surface bearing (6) and the said spring seat of honour (5) formula that is connected to one; The said surface bearing (6) and the said spring seat of honour (5) are set in the side of said recessed bag respectively, captive joint with the bottom of said lower flange in the top of said surface bearing (6).
7. according to the said separation buffer type of claim 4 shock absorber strut; It is characterized in that: the end face of the upper flange of said top connecting panel (402) is provided with the boss (406) that raises up along the axis of said shock absorber (2), and said boss (406) has three also circumferential arrangement of the said upper flange in edge at least.
8. according to the said separation buffer type of claim 1 shock absorber strut, it is characterized in that: connecting panel (404) is captiveed joint with said shock absorber (2) through nut (9) in said.
9. according to the said separation buffer type of claim 1 shock absorber strut; It is characterized in that: said buffer limit piece (2) is a tubular; The maximum gauge of said buffer limit piece (2) is greater than said aperture of dodging through hole, and said buffer limit piece (2) is connected with dust boot (8).
10. an automobile is characterized in that: comprise like each described separation buffer type shock absorber strut in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110437623.1A CN102514460B (en) | 2011-12-23 | 2011-12-23 | Separation buffering type shock absorber strut and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110437623.1A CN102514460B (en) | 2011-12-23 | 2011-12-23 | Separation buffering type shock absorber strut and automobile |
Publications (2)
| Publication Number | Publication Date |
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| CN102514460A true CN102514460A (en) | 2012-06-27 |
| CN102514460B CN102514460B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110437623.1A Expired - Fee Related CN102514460B (en) | 2011-12-23 | 2011-12-23 | Separation buffering type shock absorber strut and automobile |
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| CN (1) | CN102514460B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103660828A (en) * | 2012-09-10 | 2014-03-26 | 福特全球技术公司 | Suspension support post supporting bearing, suspension support post and motor vehicle |
| CN105035174A (en) * | 2015-06-29 | 2015-11-11 | 安徽中鼎减震橡胶技术有限公司 | Automobile top connecting plate with improved assembling structure and processing method thereof |
| CN105179544A (en) * | 2015-10-12 | 2015-12-23 | 力帆实业(集团)股份有限公司 | Double-channel shock absorption structure of vehicle shock absorber |
| CN105765263A (en) * | 2014-03-12 | 2016-07-13 | 住友理工株式会社 | Vehicular dust cover assembly and method for manufacturing same |
| CN108001142A (en) * | 2017-12-20 | 2018-05-08 | 浙江大学台州研究院 | Passive quasi- zero stiffness suspension |
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| EP0715978A2 (en) * | 1994-12-05 | 1996-06-12 | Chrysler Corporation | Suspension strut metal-to-metal jounce stop |
| US20070125611A1 (en) * | 2005-12-01 | 2007-06-07 | Zara Namir J | Shock absorber assembly with integrated jounce stop |
| CN101643009A (en) * | 2009-08-28 | 2010-02-10 | 重庆长安汽车股份有限公司 | Automobile front strut supporting seat assembly |
| CN202608501U (en) * | 2011-12-23 | 2012-12-19 | 上汽通用五菱汽车股份有限公司 | Separation buffer type shock absorber support column and automobile |
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2011
- 2011-12-23 CN CN201110437623.1A patent/CN102514460B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0715978A2 (en) * | 1994-12-05 | 1996-06-12 | Chrysler Corporation | Suspension strut metal-to-metal jounce stop |
| US20070125611A1 (en) * | 2005-12-01 | 2007-06-07 | Zara Namir J | Shock absorber assembly with integrated jounce stop |
| CN101643009A (en) * | 2009-08-28 | 2010-02-10 | 重庆长安汽车股份有限公司 | Automobile front strut supporting seat assembly |
| CN202608501U (en) * | 2011-12-23 | 2012-12-19 | 上汽通用五菱汽车股份有限公司 | Separation buffer type shock absorber support column and automobile |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103660828A (en) * | 2012-09-10 | 2014-03-26 | 福特全球技术公司 | Suspension support post supporting bearing, suspension support post and motor vehicle |
| CN105765263A (en) * | 2014-03-12 | 2016-07-13 | 住友理工株式会社 | Vehicular dust cover assembly and method for manufacturing same |
| CN105765263B (en) * | 2014-03-12 | 2017-04-12 | 住友理工株式会社 | Vehicular dust cover assembly and method for manufacturing same |
| CN105035174A (en) * | 2015-06-29 | 2015-11-11 | 安徽中鼎减震橡胶技术有限公司 | Automobile top connecting plate with improved assembling structure and processing method thereof |
| CN105179544A (en) * | 2015-10-12 | 2015-12-23 | 力帆实业(集团)股份有限公司 | Double-channel shock absorption structure of vehicle shock absorber |
| CN105179544B (en) * | 2015-10-12 | 2018-02-16 | 力帆实业(集团)股份有限公司 | A kind of ride-control binary channels vibration-proof structure |
| CN108001142A (en) * | 2017-12-20 | 2018-05-08 | 浙江大学台州研究院 | Passive quasi- zero stiffness suspension |
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| Publication number | Publication date |
|---|---|
| CN102514460B (en) | 2015-05-13 |
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Granted publication date: 20150513 Termination date: 20201223 |