CN102514460B - Separation buffering type shock absorber strut and automobile - Google Patents
Separation buffering type shock absorber strut and automobile Download PDFInfo
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- CN102514460B CN102514460B CN201110437623.1A CN201110437623A CN102514460B CN 102514460 B CN102514460 B CN 102514460B CN 201110437623 A CN201110437623 A CN 201110437623A CN 102514460 B CN102514460 B CN 102514460B
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- shock absorber
- connecting panel
- damper element
- type shock
- 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, particularly relate to a kind of separation buffering type shock absorber strut in the configuration of suspension device for vehicle and automobile.
Background technology
At present, the front suspension system of most of small passenger car adopts MacPherson type shock absorber strut (hereinafter referred " pillar "), and this pillar to lead leverage as suspension, also has the function of supporting vehicle body, vibration damping concurrently.
As depicted in figs. 1 and 2, the pillar product structure adopted primarily of the elasticity such as coil spring 1, buffer limit block 2 and shock absorber 3, damping piece and the spring seat of honour 5, surface bearing 6, composition such as front suspension buffering component 4, front overhang bearing 401 etc., and is rigidly connected on vehicle body by front overhang bearing 401.
And on pillar the bang path of various power is as shown in Figure 2:
1) 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 block 2 → spring seat of honour 5 → surface bearing, 6 → front suspension buffering component 4 → front overhang bearing 401 → vehicle body;
3) 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) contrast the bang path of above-mentioned three kinds of power, front suspension buffering component 4 is their common damper elements.Three kinds of power are different with the requirement of static characteristics to the dynamic characteristic of damper element, but front suspension buffering component 4 is as common damper element, cannot meet respective dynamic-static character requirement simultaneously, thus reduce travelling comfort and handling.
2) swinging radius of surface bearing is subject to the restriction of structure, and can only adopt the surface bearing that specification is less, 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 buffering type shock absorber strut and there is the automobile of this separation buffering type shock absorber strut.
The invention provides a kind of separation buffering type shock absorber strut, comprise coil spring, buffer limit block, shock absorber, front suspension buffering component, the spring seat of honour and surface bearing, wherein, described front suspension buffering component comprises bottom connecting panel and the top connection board that upper and lower obvolvent forms an accommodating cavity, connecting panel in being connected with described top connection board or bottom connecting panel is provided with in described accommodating cavity, described buffer limit block is set on described shock absorber, described bottom connecting panel be provided with for described shock absorber through and for described buffer limit block do not pass dodge through hole, dodge through hole described in described shock absorber passes to be connected with described interior connecting panel, the top of described surface bearing is connected with the bottom of described bottom connecting panel, the bottom of described surface bearing is connected with the top at the described spring seat of honour, described coil spring and the described spring seat of honour abut against.
As a further improvement on the present invention, the first damper element is provided with in described accommodating cavity, described first damper element is connected with described interior connecting panel respectively, and top and the described top connection board of described first damper element abut against, and bottom and the described bottom connecting panel of described first damper element abut against.
As a further improvement on the present invention, described first damper element is the first rubber bumper, described first rubber bumper and described interior connecting panel sulfuration adhesion integral.
As a further improvement on the present invention, the second damper element is folded with between described coil spring and the described spring seat of honour.
As a further improvement on the present invention, described top connection board comprises a upper convex closure raised up along the axis of described shock absorber and around the described upper convex closure upper flange of a week, described bottom connecting panel comprises one along the axis of described shock absorber to the recessed bag of lower recess and the lower flange around described recessed Bao Yizhou, and described accommodating cavity is that described upper convex closure forms with the obvolvent of described recessed bag phase.
As a further improvement on the present invention, the lower flange of described bottom connecting panel is fixedly connected with by fastener with the upper flange of described top connection board.
As a further improvement on the present invention, described surface bearing and the described spring seat of honour are connected to one formula, described surface bearing and the described spring seat of honour are set in the side of described recessed bag respectively, and the top of described surface bearing is fixedly connected with the bottom of described lower flange.
As a further improvement on the present invention, the end face of the upper flange of described top connection board is provided with the boss that the axis along described shock absorber raises up, and described boss has three at least and along described upper flange circumferentially.
As a further improvement on the present invention, described interior connecting panel is fixedly connected with described shock absorber by nut.
As a further improvement on the present invention, described buffer limit block is tubular, and dodge the aperture of through hole described in the maximum gauge of described buffer limit block is greater than, described buffer limit block is connected with dust boot.
Present invention also offers a kind of automobile, comprise described separation buffering type shock absorber strut.
The invention has the beneficial effects as follows: pass through such scheme, front suspension is cushioned component be improved to bottom connecting panel, top connection board, the first damper element and and interior connecting panel, be separated elastic force bang path, buffer limit power bang path and dumping force bang path preferably, the bang path of three is:
1, elastic force bang path: helical spring elastic force passes to surface bearing by the spring seat of honour, surface bearing then passes to top connection board by bottom connecting panel, then passes to vehicle body by top connection board;
2, buffer limit power bang path: the buffer limit power of buffer limit block is then directly passed to bottom connecting panel, then passes to vehicle body by top connection board;
3, dumping force bang path: the dumping force of shock absorber then passes to the first damper element by interior connecting panel, then pass to top connection board or bottom connecting panel by the first damper element, and then pass to vehicle body;
Spring force, buffer limit power are separated with dumping force and transmits, the dynamic-static character of relevant first damper element, the second damper element and buffering limiting stopper can be set separately, thus obtain best travelling comfort and handling, also make the first damper element, the second damper element and buffering limiting stopper stressed more single, improve reliability, the former swinging radius of surface bearing is no longer restricted, increases the swinging radius of surface bearing, improves the stability of separation buffering type shock absorber strut preferably.
Accompanying drawing explanation
Fig. 1 is the structural representation of shock absorber strut traditional in prior art;
Fig. 2 is the cutaway view of shock absorber strut traditional in prior art;
Fig. 3 is the front view of a kind of separation buffering type shock absorber strut of the present invention;
Fig. 4 is the cutaway view of a kind of separation buffering type shock absorber strut of the present invention
Fig. 5 is the perspective view of a kind of separation buffering type shock absorber strut of the present invention.
Detailed description of the invention
Illustrate below in conjunction with accompanying drawing and detailed description of the invention the present invention is further described.
Drawing reference numeral in Fig. 3 to Fig. 5 is: coil spring 1; Buffer limit block 2; Shock absorber 3; Front suspension buffering component 4; Bottom connecting panel 401; Top connection board 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.
As shown in Figures 3 to 5, a kind of separation buffering type shock absorber strut, comprise the coil spring 1 installed along same axis, buffer limit block 2, shock absorber 3, front suspension buffering component 4, the spring seat of honour 5 and surface bearing 6, wherein, described front suspension buffering component 4 comprises bottom connecting panel 401 and the top connection board 402 that upper and lower obvolvent forms an accommodating cavity, connecting panel 404 in being connected with described top connection board 402 or bottom connecting panel 401 is provided with in described accommodating cavity, the first damper element 403 is provided with in described accommodating cavity, described first damper element 403 is connected with described interior connecting panel 404 respectively, top and the described top connection board 402 of described first damper element 403 abut against, bottom and the described bottom connecting panel 401 of described first damper element 403 abut against, described buffer limit block 2 is sheathed to be fixed on described shock absorber 3, described bottom connecting panel 401 be provided with for described shock absorber 3 through and do not pass for described buffer limit block 2 dodge through hole, dodge through hole described in described shock absorber 3 passes to be connected with described interior connecting panel 404, the top of described surface bearing 6 is connected with the bottom of described bottom connecting panel 401, the bottom of described surface bearing 6 is connected with the top at the described spring seat of honour 5, described coil spring 1 abuts against with the described spring seat of honour 5.
As shown in Figures 3 to 5, described first damper element 403 is the first rubber bumper, described first rubber bumper and described interior connecting panel 404 sulfuration adhesion integral, be specially, described first rubber bumper is circular, and described interior connecting panel 404 embeds the middle part of the inner periphery side of described first rubber bumper.
As shown in Figures 3 to 5, be folded with the second damper element 7 between described coil spring 1 and the described spring seat of honour 5, described second damper element 7 is the second rubber bumper, and described second rubber bumper is circular, and the cross section of described second rubber bumper is arcuation.
As shown in Figures 3 to 5, described top connection board 402 comprises a upper convex closure raised up along the axis of described shock absorber 3 and around the described upper convex closure upper flange of a week, described bottom connecting panel 401 comprises one along the axis of described shock absorber 3 to the recessed bag of lower recess and the lower flange around described recessed Bao Yizhou, and described accommodating cavity is that described upper convex closure forms with the obvolvent of described recessed bag phase.
As shown in Figures 3 to 5, the lower flange of described bottom connecting panel 401 is fixedly connected with by fastener 405 with the upper flange of described top connection board 402, be specially, the lower flange of described bottom connecting panel 401 and the upper flange of described top connection board 402 pass through rivet.
As shown in Figures 3 to 5, described surface bearing 6 and the described spring seat of honour 5 are connected to one formula, be about to state surface bearing 6 integrated with the described spring seat of honour 5, described surface bearing 6 and the described spring seat of honour 5 are set in the side of described recessed bag respectively, and the top of described surface bearing 6 is fixedly connected with the bottom of described lower flange.
As shown in Figures 3 to 5, the end face of the upper flange of described top connection board 402 is provided with the boss 406 that the axis along described shock absorber 3 raises up, described boss 406 has three and along 120 degree, the circumferential interval layout of described upper flange, three described boss 406 are made to form a plane, can eliminate due to the laminating bad phenomenon that shape tolerance and working deformation cause between vehicle body and the upper surface of separation buffering type shock absorber strut, thus reduce the occurrence probability of abnormal sound.
As shown in Figures 3 to 5, described interior connecting panel 404 is fixedly connected with described shock absorber 3 by nut 9.
As shown in Figures 3 to 5, described buffer limit block 2 is tubular, the aperture of through hole is dodged described in the maximum gauge of described buffer limit block 2 is greater than, namely when vehicle body is downward, described bottom connecting panel 401 will abut against with described buffer limit block 2, and buffer limit block 2 abuts with shock absorber end face again, and namely described bottom connecting panel 401 no longer moves downward by the spacing of described buffer limit block 2, described buffer limit block 2 is connected with dust boot 8, for dust-proof.
Present invention also offers a kind of automobile, comprise described separation buffering type shock absorber strut.
The principle of work of a kind of separation buffering type shock absorber strut provided by the invention and the automobile with this separation buffering type shock absorber strut is: front suspension is cushioned component 4 and be improved to bottom connecting panel 401, top connection board 402, first damper element 403 and interior connecting panel 404, be separated elastic force bang path 101, buffer limit power bang path 102 and dumping force bang path 103 preferably, the bang path of three is:
1, elastic force bang path 101: the elastic force of coil spring 1 first passes to the spring seat of honour 5 by the second damper element 7, surface bearing 6 is passed to again by the spring seat of honour 5, surface bearing 6 then passes to top connection board 402 by bottom connecting panel 401, then passes to vehicle body by top connection board 402;
2, buffer limit power bang path 102: the buffer limit power of buffer limit block 2 is then directly passed to bottom connecting panel 401, bottom connecting panel 401 passes to vehicle body by top connection board 402;
3, dumping force bang path 103: the dumping force of shock absorber 3 then passes to the first damper element 403 by interior connecting panel 404, pass to top connection board 402 or bottom connecting panel 401 by the first damper element 403 again, and then pass to vehicle body;
By spring force, buffer limit power and dumping force separate and transmit, relevant first damper element 403 can be set separately, the dynamic-static character of the second damper element 7 and buffering limiting stopper 2, thus obtain best travelling comfort and handling, also the first damper element 403 is made, second damper element 7 is stressed more single with buffering limiting stopper 2, improve reliability, the former swinging radius of surface bearing 6 is no longer restricted, increase the swinging radius of surface bearing 6, improve the stability of separation buffering type shock absorber strut preferably, a plane is formed by three described boss 406`, can eliminate between vehicle body and the upper surface of separation buffering type shock absorber strut due to laminating bad phenomenon that shape tolerance and working deformation cause, thus reduce the occurrence probability of abnormal sound.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (7)
1. a separation buffering type shock absorber strut, it is characterized in that: comprise coil spring (1), buffer limit block (2), shock absorber (3), front suspension buffering component (4), the spring seat of honour (5) and surface bearing (6), wherein, described front suspension buffering component (4) comprises bottom connecting panel (401) and the top connection board (402) that upper and lower obvolvent forms an accommodating cavity, interior connecting panel (404) is provided with in described accommodating cavity, the first damper element (403) is provided with in described accommodating cavity, described first damper element (403) is connected with described interior connecting panel (404) respectively, top and the described top connection board (402) of described first damper element (403) abut against, bottom and described bottom connecting panel (401) of described first damper element (403) abut against, described buffer limit block (2) is set on described shock absorber (3), described bottom connecting panel (401) be provided with for described shock absorber (3) through and do not supply described buffer limit block (2) to pass dodge through hole, dodge through hole described in described shock absorber (3) passes to be connected with described interior connecting panel (404), the top of described surface bearing (6) is connected with the bottom of described bottom connecting panel (401), the bottom of described surface bearing (6) is connected with the top of the described spring seat of honour (5), described coil spring (1) and the described spring seat of honour (5) abut against, the second damper element (7) is folded with between described coil spring (1) and the described spring seat of honour (5), described first damper element (403) is the first rubber bumper, described first rubber bumper and described interior connecting panel (404) sulfuration adhesion integral, described top connection board (402) comprises a upper convex closure raised up along the axis of described shock absorber (3) and around the described upper convex closure upper flange of a week, described bottom connecting panel (401) comprises one along the axis of described shock absorber (3) to the recessed bag of lower recess and the lower flange around described recessed Bao Yizhou, described accommodating cavity is that described upper convex closure forms with the obvolvent of described recessed bag phase.
2. separation buffering type shock absorber strut according to claim 1, is characterized in that: the lower flange of described bottom connecting panel (401) and the upper flange of described top connection board (402) are fixedly connected with by fastener (405).
3. separation buffering type shock absorber strut according to claim 1, it is characterized in that: described surface bearing (6) and the described spring seat of honour (5) are connected to one formula, described surface bearing (6) and the described spring seat of honour (5) are set in the side of described recessed bag respectively, and the top of described surface bearing (6) is fixedly connected with the bottom of described lower flange.
4. separation buffering type shock absorber strut according to claim 1, it is characterized in that: the end face of the upper flange of described top connection board (402) is provided with the boss (406) that the axis along described shock absorber (2) raises up, described boss (406) has three at least and along described upper flange circumferentially.
5. separation buffering type shock absorber strut according to claim 1, is characterized in that: described interior connecting panel (404) is fixedly connected with described shock absorber (2) by nut (9).
6. separation buffering type shock absorber strut according to claim 1, it is characterized in that: described buffer limit block (2) is tubular, dodge the aperture of through hole described in the maximum gauge of described buffer limit block (2) is greater than, described buffer limit block (2) is connected with dust boot (8).
7. an automobile, is characterized in that: comprise the separation buffering type shock absorber strut according to any one of claim 1 to 6.
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 |
|---|---|
| CN102514460A CN102514460A (en) | 2012-06-27 |
| CN102514460B true CN102514460B (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013217587B4 (en) * | 2012-09-10 | 2021-10-07 | Ford Global Technologies, Llc | Strut mount, strut and motor vehicle |
| JP5766836B1 (en) * | 2014-03-12 | 2015-08-19 | 住友理工株式会社 | Dust cover assembly for vehicle and method for manufacturing the 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 |
| 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 |
| CN108001142B (en) * | 2017-12-20 | 2019-08-09 | 浙江大学台州研究院 | Passive quasi- zero stiffness suspension |
Citations (3)
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070125611A1 (en) * | 2005-12-01 | 2007-06-07 | Zara Namir J | Shock absorber assembly with integrated jounce stop |
-
2011
- 2011-12-23 CN CN201110437623.1A patent/CN102514460B/en not_active Expired - Fee Related
Patent Citations (3)
| 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 |
| 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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| Publication number | Publication date |
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| CN102514460A (en) | 2012-06-27 |
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Granted publication date: 20150513 Termination date: 20201223 |