CN104442255A - Vehicle - Google Patents
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- CN104442255A CN104442255A CN201310425671.8A CN201310425671A CN104442255A CN 104442255 A CN104442255 A CN 104442255A CN 201310425671 A CN201310425671 A CN 201310425671A CN 104442255 A CN104442255 A CN 104442255A
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- bump rubber
- mounting bracket
- limiting stopper
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Abstract
The invention discloses a vehicle comprising a frame, an axle and shock absorbers. The frame comprises longitudinal members; the axle is disposed under the frame; the shock absorbers are disposed on the longitudinal members over the axle; each shock absorber comprises an absorbing block and a limiting block, the limiting block sleeves the absorbing block or is sleeved with the absorbing block, and the bottom of the limiting block is higher than the bottom of the absorbing block. The shock absorbers are provided at positions close to a suspension system, shock absorption time is prolonged, shock is reduced, the suspension system is gentle, biasing matching of the suspension system is better, and ride comfort is improved; the absorbing blocks and the limiting blocks are disposed in a sleeving manner, the shock absorbers can be structurally simplified greatly, assembly and fixation are facilitated, and the cost is low.
Description
Technical field
The present invention relates to a kind of vehicle.
Background technology
Bump rubber, overall back axle and steel spring, by the connection between saddle clamp and panel spring hold-down plate, are tightly fixed together by conventional suspension systems.Its suspension is jumped certain position bump rubber just to start to contact with chassis runner, beat until bump rubber limits suspension completely, play the effect relaxing and impact, limit stroke, overload protection.The structure of its bump rubber is independently rubber buffer block structure, and the bump rubber feature of this structure is that carrying is large, and rigidity linearly strengthens.But unfortunately, bump rubber volume compression amount is little, and rigidity is high, and surge time is short, impact large, journey that suspension slips a line deficiency.And bump rubber is once contact is rapid on the impact of rear suspension offset frequency, thus change the offset frequency coupling of car load fore suspension and rear suspension, affect car load traveling comfort.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical matters of the prior art at least to a certain extent.
For this reason, one object of the present invention is to propose a kind of vehicle, and this vehicle has the shock absorber of Curve guide impeller, can extend surge time, reduces to impact, and improves road-ability.
Vehicle according to the invention, comprising: vehicle frame, and described vehicle frame comprises longeron; Vehicle bridge, described vehicle bridge is located at the below of described vehicle frame; And shock absorber, described shock absorber to be located on described longeron and to be positioned at the top of described vehicle bridge, described shock absorber comprises: bump rubber and limiting stopper, described limiting stopper is set in the outside that the outside of described bump rubber or described bump rubber are set in described limiting stopper, and the bottom surface of described limiting stopper is higher than the bottom surface of described bump rubber.
According to the vehicle of the embodiment of the present invention, contiguous suspension system place is provided with shock absorber, can surge time be extended, reduce and impact, make suspension system smooth variation, suspension system offset frequency coupling is more desirable, improve road-ability, and bump rubber and the sheathed layout of limiting stopper, greatly can simplify the structure of shock absorber, convenient for assembly and fixing, cost is low.
In addition, vehicle according to the invention, can also have following additional technical feature:
According to some embodiments of the present invention, described limiting stopper is annular, and described bump rubber is column structure, and described limiting stopper is set in the outside of described bump rubber.
Thus, structure is simple, easy for installation.
According to some embodiments of the present invention, described shock absorber also comprises: the first mounting bracket and the second mounting bracket, described first mounting bracket is fixed on described longeron, described second mounting bracket is fixed on below described first mounting bracket, described bump rubber is fixed on described second mounting bracket, and described limiting stopper is fixed with described first mounting bracket and described second mounting bracket respectively.
According to some embodiments of the present invention, described second mounting bracket is configured to the tubular structure of bottom-open, and described bump rubber is fixed in described second mounting bracket and the lower end of described bump rubber and stretches out to downward in described second erecting frame.
According to some embodiments of the present invention, described bump rubber is interference fitted in described second mounting bracket.Thus, fixing bump rubber can be realized diametrically.
According to some embodiments of the present invention, the perisporium of described second mounting bracket is formed with the lug boss of the internal face of inwardly outstanding described perisporium, the outer peripheral face of described bump rubber is provided with the recess with described lug boss adaptation.
Thus, fixing bump rubber can be realized in the axial direction.
According to some embodiments of the present invention, described first mounting bracket and described second mounting bracket are all made of metal, and described bump rubber is made up of polyurethane, and described limiting stopper is made up of rubber.
According to some embodiments of the present invention, the outside wall surface of the inner peripheral surface of described limiting stopper and the perisporium of described second mounting bracket is sulfided into one, and the end face of described limiting stopper and the bottom surface of described first mounting bracket are sulfided into one.
Thus, the constant intensity to limiting stopper can be improved.
According to some embodiments of the present invention, described vehicle also comprises: brace panel, and described brace panel to be fixed in described vehicle bridge and relative with described limiting stopper with described bump rubber in the vertical direction.
According to some embodiments of the present invention, described bump rubber be provided with from the lower end of described bump rubber towards the outer peripheral face of the hypomere part of the upper end definite length extended of described bump rubber the distortion groove that at least one circle is spaced apart from each other in the axial direction.
Thus, bump rubber can produce deformation, buffer-induced piece of distortion at distortion groove.
According to some embodiments of the present invention, the radial dimension being greater than described hypomere part from the upper end of described bump rubber towards the radial dimension of the upper portion of the lower end definite length extended of described bump rubber of described bump rubber, the lower end of described upper portion is directly connected with the upper end of described hypomere part.
Accompanying drawing explanation
Fig. 1 is the suspension of vehicle and the partial perspective view of vehicle frame according to an embodiment of the invention;
Fig. 2 is the suspension of vehicle and the partial side view of vehicle frame according to an embodiment of the invention;
Fig. 3 is the front view of shock absorber according to an embodiment of the invention.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
In describing the invention, it will be appreciated that, term " on ", D score, " vertically ", " top ", " end " " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Describe the vehicle according to the embodiment of the present invention in detail below with reference to Fig. 1-Fig. 3, this vehicle can be the vehicle with straight frame.
Vehicle can comprise vehicle frame, vehicle bridge 2 and shock absorber 3 according to an embodiment of the invention.
Vehicle frame can be straight frame, and in other words, this vehicle frame can comprise longeron 1 and the some crossbeams that two are positioned at both sides, with riveting and/or welding process, longeron 1 and crossbeam is connected into firm rigid frame.
Vehicle bridge 2 is located at the below of vehicle frame, such as, according to some embodiments of the present invention, vehicle bridge 2 can be connected with vehicle frame by suspension system, particularly, the two ends, left and right of vehicle bridge 2 are all located in respective longerons 1 by one group of steel spring 52, steel spring 52 is fastened in vehicle bridge 2 by saddle clamp 53 and pressing plate 51, when vehicle travels on the road of injustice, wheel can upper and lower play, steel spring 52 can rely on self-deformation with the vibration of decay from wheel, improves road-ability, has directional tagging concurrently simultaneously.
As shown in Figure 1, shock absorber 3 to be located on longeron 1 and to be positioned at the top of vehicle bridge 2, and namely shock absorber 3 is relative with vehicle bridge 2.As shown in Figures 2 and 3, shock absorber 3 comprises bump rubber 33 and limiting stopper 34, and bump rubber 33, for contacting with vehicle bridge 2 after the certain stroke of vehicle bridge 2 opposing side rails 1 upward movement, plays the effect relaxing and impact, limit to a certain extent stroke and overload protection.
Limiting stopper 34 is suitable for the spacing vehicle bridge 2 of backstop, after bump rubber 33 contacts with vehicle bridge 2, if vehicle bridge 2 opposing side rails 1 continues to move up, thus limiting stopper 34 can contact with vehicle bridge 2, force backstop vehicle bridge 2, realize limit function, avoid suspension system significantly to beat, thus improve life-span and the road-ability of suspension system.
According to some embodiments of the present invention, limiting stopper 34 is set in the outside of bump rubber 33, and preferably, limiting stopper 34 is coaxially arranged with bump rubber 33.But should be appreciated that the present invention is not limited to this, in other embodiments of the present invention, bump rubber 33 also can be set in the outside of limiting stopper 34, and preferably, bump rubber 33 is coaxially arranged with limiting stopper 34.
Bump rubber 33 and the limiting stopper 34 coaxially sheathed installation that greatly can simplify bump rubber 33 and limiting stopper 34 are fixed, and make shock absorber 3 integral structure compacter, simple, are conducive to the holistic cost reducing shock absorber 3.
With reference to shown in Fig. 2, the bottom surface of limiting stopper 34 is higher than the bottom surface of bump rubber 33, in other words, vertical distance between limiting stopper 34 and vehicle bridge 2 is greater than the vertical distance between bump rubber 33 and vehicle bridge 2, thus when vehicle bridge 2 upward movement, to first contact with bump rubber 33, undertaken elementary spacing by bump rubber 33 pairs of vehicle bridge 2, to decay unsteadiness of wheels simultaneously, if vehicle bridge 2 continues upward movement, vehicle bridge 2 is by continued compression bump rubber 33 and be subject to the backstop action of limiting stopper 34, thus restriction vehicle bridge 2 is moved on continuing, formation secondary is spacing, avoids suspension system Large Amplitude Motion.
Thus, according to the vehicle of the embodiment of the present invention, contiguous suspension system place is provided with shock absorber 3, can surge time be extended, reduce and impact, make suspension system smooth variation, suspension system offset frequency coupling is more desirable, improves road-ability, and bump rubber 33 and the sheathed layout of limiting stopper 34, greatly can simplify the structure of shock absorber 3, convenient for assembly and fixing, cost is low.
With reference to shown in Fig. 3, according to preferred embodiments more of the present invention, limiting stopper 34 is annular, and bump rubber 33 is column structure, and limiting stopper 34 is set in the outside of bump rubber 33, preferably coaxially arranged.Further, shock absorber 3 also comprises the first mounting bracket 31 and the second mounting bracket 32, will be described in detail by reference to the accompanying drawings below to the first mounting bracket 31 and the second mounting bracket 32.
As shown in Figures 2 and 3, the first mounting bracket 31 is fixed on longeron 1, and the first mounting bracket 31 and longeron 1 can integrally welded structures, and certainly also fastening by binding bolt, the first mounting bracket 31 can be fixed on the outside of longeron 1.Second mounting bracket 32 is fixed on below the first mounting bracket 31, the second mounting bracket 32 and the first mounting bracket 31 preferred weld integral, certainly alternatively, the second mounting bracket 32 and the first mounting bracket 31 also can integrally casting shaping.
Bump rubber 33 is fixed on the second mounting bracket 32, and limiting stopper 34 is fixed with the first mounting bracket 31 and the second mounting bracket 32 respectively.Like this, the bulk strength of shock absorber 3 can be improved, make shock absorber 3 can filter vibration from wheel better, and reliably spacing.
Preferably, the second mounting bracket 32 is configured to the tubular structure of bottom-open, and in other words, the second mounting bracket 32 can comprise roof and perisporium 321, the periphery that perisporium 321 is located at roof along and to downward-extension.Bump rubber 33 is fixed in the second mounting bracket 32 and lower end of bump rubber 33 and stretches out to downward in the second mounting bracket 32.
The fixed form of bump rubber 33 and the second mounting bracket 32 has multiple.Preferably, bump rubber 33 is interference fitted in the second mounting bracket 32, easy for installation thus, and realizes fixing bump rubber 33 diametrically.Further, in order to improve constant intensity, the perisporium 321 of the second mounting bracket 32 is formed with the lug boss 322 of the internal face of inwardly its perisporium 321 outstanding, the outer peripheral face of bump rubber 33 is provided with the recess with lug boss 322 adaptation, like this by the engaging of lug boss 322 with recess, what can realize bump rubber 33 axis is spacing, thus increases the second mounting bracket 32 and the constant intensity of bump rubber 33 further, prevents bump rubber 33 from falling down in the second mounting bracket 32.
Lug boss 322 can be annular, and accordingly, recess is also formed as annular.Preferably one to one, such as lug boss 322 and recess are one, as shown in Figure 3 for lug boss 322 and recess.But, should be appreciated that lug boss 322 and recess can be also multiple respectively.
According to some embodiments of the present invention, the first mounting bracket 31 and the second mounting bracket 32 are all made of metal, and such as the first mounting bracket 31 and the second mounting bracket 32 can be made up of iron or ferro-alloy, aluminum or aluminum alloy etc.Bump rubber 33 has polyurethane to make, and namely bump rubber 33 is polyurethane buffering block, and such bump rubber 33 has good flexibility, can cushion vehicle bridge 2 better, damped vibration.Limiting stopper 34 is made up of rubber, rubber is relatively hard, there is certain elasticity simultaneously, therefore the limiting stopper 34 made of rubber is adopted not only can to realize good spacing, and all right damped vibration further, improve road-ability better, and avoid suspension system Large Amplitude Motion and cause suspension system service life reduction.
But should be understood that, the material of the first mounting bracket 31, second mounting bracket 32, bump rubber 33 and limiting stopper 34 is not limited thereto.
According to some embodiments of the present invention, the outside wall surface of the inner peripheral surface of limiting stopper 34 and the perisporium 321 of the second mounting bracket 32 is sulfided into one, and the end face of limiting stopper 34 and the bottom surface of the first mounting bracket 31 are sulfided into one.Like this, limiting stopper 34 is fixed on the first mounting bracket 31 and the second mounting bracket 32 securely, ensures reliably spacing.
With reference to shown in Fig. 2, vehicle also comprises brace panel 4, brace panel 4 to be fixed in vehicle bridge 2 and relative with limiting stopper 34 with bump rubber 33 in the vertical direction, in other words, when vehicle bridge 2 relative frame upward movement, bump rubber 33 and limiting stopper 34 will be suitable for this brace panel 4 against, realize spacing object, namely in this embodiment bump rubber 33 and limiting stopper 34 not with vehicle bridge 2 directly against.Brace panel 4 can be that bowl fills substantially, and brace panel 4 can be welded in vehicle bridge 2.
According to some embodiments of the present invention, as shown in Figure 3, bump rubber 33 is made up of upper portion 333 and hypomere part 334.Upper portion 333 be bump rubber 33 from the upper end of bump rubber 33 towards the part of lower end definite length extended, hypomere part 334 be bump rubber 33 from the lower end of bump rubber 33 towards the part of upper end definite length extended, the concrete length of upper portion 333 and hypomere part 334 can according to different vehicle adaptive settings, and the lower end of upper portion 333 is directly connected with the upper end of hypomere part 334.
Preferably, the outer peripheral face of hypomere part 334 is provided with the distortion groove 332 that at least one circle is spaced apart from each other in the axial direction, when such bump rubber 33 is against brace panel 4, brace panel 4 compresses bump rubber 33, bump rubber 33 can produce deformation, damped vibration better at distortion groove 332 place.Distortion groove 332 is preferably annular, and the distortion groove 332 of annular can be multiple and be spaced apart from each other in the axial direction.
Preferably, the radial dimension of upper portion 333 is greater than the radial dimension of hypomere part 334, radial dimension like this due to hypomere part 334 is less, coordinate distortion groove 332 simultaneously, thus hypomere part 334 can produce deformation better in the axial direction, realize elementary spacing, meanwhile, the bump rubber 33 after distortion can not affect the backstop position-limiting action of limiting stopper 34.
In brief, the bump rubber of the shock absorber of vehicle in accordance with a preferred embodiment of the present invention has enough compression strokes, surge time can be extended, reduce to impact, make suspension performance smooth variation, suspension offset frequency matching ratio is more satisfactory, when ensureing suspension travel, still can meet the requirement of car load traveling comfort.
Be to be understood that, other structure example such as driving engine, change-speed box, diff etc. according to the vehicle of the embodiment of the present invention have been prior art all, and be well known for ordinary skill in the art, therefore can adopt same as the prior art or close parts for these, describe in detail no longer one by one here.
In the description of this specification sheets, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this specification sheets or example can carry out engaging and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (11)
1. a vehicle, is characterized in that, comprising:
Vehicle frame, described vehicle frame comprises longeron;
Vehicle bridge, described vehicle bridge is located at the below of described vehicle frame; And
Shock absorber, described shock absorber to be located on described longeron and to be positioned at the top of described vehicle bridge, described shock absorber comprises: bump rubber and limiting stopper, described limiting stopper is set in the outside that the outside of described bump rubber or described bump rubber are set in described limiting stopper, and the bottom surface of described limiting stopper is higher than the bottom surface of described bump rubber.
2. vehicle according to claim 1, is characterized in that, described limiting stopper is annular, and described bump rubber is column structure, and described limiting stopper is set in the outside of described bump rubber.
3. vehicle according to claim 2, it is characterized in that, described shock absorber also comprises: the first mounting bracket and the second mounting bracket, described first mounting bracket is fixed on described longeron, described second mounting bracket is fixed on below described first mounting bracket, described bump rubber is fixed on described second mounting bracket, and described limiting stopper is fixed with described first mounting bracket and described second mounting bracket respectively.
4. vehicle according to claim 3, it is characterized in that, described second mounting bracket is configured to the tubular structure of bottom-open, and described bump rubber is fixed in described second mounting bracket and the lower end of described bump rubber and stretches out to downward in described second erecting frame.
5. vehicle according to claim 4, is characterized in that, described bump rubber is interference fitted in described second mounting bracket.
6. vehicle according to claim 4, is characterized in that, the perisporium of described second mounting bracket is formed with the lug boss of the internal face of inwardly outstanding described perisporium, the outer peripheral face of described bump rubber is provided with the recess with described lug boss adaptation.
7. vehicle according to claim 4, is characterized in that, described first mounting bracket and described second mounting bracket are all made of metal, and described bump rubber is made up of polyurethane, and described limiting stopper is made up of rubber.
8. vehicle according to claim 7, is characterized in that, the outside wall surface of the inner peripheral surface of described limiting stopper and the perisporium of described second mounting bracket is sulfided into one, and the end face of described limiting stopper and the bottom surface of described first mounting bracket are sulfided into one.
9. vehicle according to claim 1, is characterized in that, also comprises: brace panel, and described brace panel to be fixed in described vehicle bridge and relative with described limiting stopper with described bump rubber in the vertical direction.
10. vehicle according to claim 4, it is characterized in that, described bump rubber be provided with from the lower end of described bump rubber towards the outer peripheral face of the hypomere part of the upper end definite length extended of described bump rubber the distortion groove that at least one circle is spaced apart from each other in the axial direction.
11. vehicles according to claim 10, it is characterized in that, the radial dimension being greater than described hypomere part from the upper end of described bump rubber towards the radial dimension of the upper portion of the lower end definite length extended of described bump rubber of described bump rubber, the lower end of described upper portion is directly connected with the upper end of described hypomere part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310425671.8A CN104442255B (en) | 2013-09-17 | 2013-09-17 | Vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310425671.8A CN104442255B (en) | 2013-09-17 | 2013-09-17 | Vehicle |
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| CN104442255A true CN104442255A (en) | 2015-03-25 |
| CN104442255B CN104442255B (en) | 2017-02-15 |
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| CN201310425671.8A Active CN104442255B (en) | 2013-09-17 | 2013-09-17 | Vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104875572A (en) * | 2015-04-03 | 2015-09-02 | 盐城工学院 | Automobile axle with vibration isolation suckers and machining method for automobile axle with vibration isolation suckers |
| CN105109295A (en) * | 2015-08-04 | 2015-12-02 | 株洲时代新材料科技股份有限公司 | Automobile limit block and application thereof |
| CN109515090A (en) * | 2018-11-12 | 2019-03-26 | 浙江中车电车有限公司 | A kind of few-leaf-spring suspension system |
| CN114506202A (en) * | 2022-04-20 | 2022-05-17 | 中国重汽集团济南动力有限公司 | Battery locking device of electric truck, electric truck and battery replacement method |
| DE102017221776B4 (en) | 2017-12-04 | 2022-09-15 | Ford Global Technologies, Llc | Longitudinal leaf spring device with additional suspension unit |
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| CN102390395A (en) * | 2011-09-27 | 2012-03-28 | 无锡圣丰减震器有限公司 | Horizontal buffer for locomotive bogie |
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| US5238233A (en) * | 1992-09-15 | 1993-08-24 | Gencorp Inc. | Jounce bumper with hoop stress rings |
| US6296237B1 (en) * | 1998-11-24 | 2001-10-02 | Tokai Rubber Industries, Ltd. | Bump stopper |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104875572A (en) * | 2015-04-03 | 2015-09-02 | 盐城工学院 | Automobile axle with vibration isolation suckers and machining method for automobile axle with vibration isolation suckers |
| CN104875572B (en) * | 2015-04-03 | 2019-02-15 | 盐城工学院 | Automotive axle and its processing method equipped with vibration isolation sucker |
| CN105109295A (en) * | 2015-08-04 | 2015-12-02 | 株洲时代新材料科技股份有限公司 | Automobile limit block and application thereof |
| DE102017221776B4 (en) | 2017-12-04 | 2022-09-15 | Ford Global Technologies, Llc | Longitudinal leaf spring device with additional suspension unit |
| CN109515090A (en) * | 2018-11-12 | 2019-03-26 | 浙江中车电车有限公司 | A kind of few-leaf-spring suspension system |
| CN114506202A (en) * | 2022-04-20 | 2022-05-17 | 中国重汽集团济南动力有限公司 | Battery locking device of electric truck, electric truck and battery replacement method |
| CN114506202B (en) * | 2022-04-20 | 2022-06-28 | 中国重汽集团济南动力有限公司 | Battery locking device for electric truck, electric truck and battery replacing method |
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|---|---|
| CN104442255B (en) | 2017-02-15 |
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