CN209505412U - A kind of suspension of vehicle support - Google Patents
A kind of suspension of vehicle support Download PDFInfo
- Publication number
- CN209505412U CN209505412U CN201920068159.5U CN201920068159U CN209505412U CN 209505412 U CN209505412 U CN 209505412U CN 201920068159 U CN201920068159 U CN 201920068159U CN 209505412 U CN209505412 U CN 209505412U
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- Prior art keywords
- support
- suspension
- pedestal
- distance
- vehicle
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Abstract
To solve the problems, such as that vehicle engine assembly rear-suspending seat structure dynamic stiffness is insufficient in the prior art, the utility model proposes a kind of suspension of vehicle supports, including pedestal, support portion is provided on pedestal, support portion includes two symmetrically arranged support plates, it is provided with connector sleeve above support portion, through-hole is provided in connector sleeve, the distance of the through-bore axis to base end face is 50mm-70mm.The utility model constitutes straddle-type structure by connector sleeve and two supporting plate structures, the dynamic stiffness of relatively existing its support of cantilever design entirety is high, shorten at a distance from the junction and rear-suspending support and vehicle frame junction of power assembly and back boom support simultaneously, distance between the two is adjusted to 50mm-70mm, its dynamic stiffness significantly rises after testing, solve the problems, such as that vehicle engine assembly rear-suspending seat structure dynamic stiffness is insufficient in the prior art, the dynamic stiffness of the seat structure is improved, and then improves the vibration isolating effect of powertrain mounting system.
Description
Technical field
The utility model relates to arrive automobile power assembly suspending mounting technique field, it is related specifically to a kind of suspension of vehicle branch
Seat.
Background technique
With the improvement of people ' s living standards, the reinforcement of environmental consciousness, the requirement to vehicle ride comfort is also increasingly
Height, the main vibrated and influence of noise of car comfort.The vibration of automobile and noise are mainly derived from power assembly, wind, wheel
With road surface etc., wherein car vibration caused by vibration caused by power assembly and noise transmitting accounts for major part with noise, always
It is the emphasis of research, the amplitude of operating condition variability, the complexity of power transmission path, power is difficult to control with frequency transient change
System.
In existing pure electric automobile, power assembly includes driving motor, retarder and electric machine controller.Power assembly
Suspension layout includes left suspension support, right suspension support and rear-suspending support supported at three point, therefore road is transmitted in the vibration of power assembly
In diameter, emphasis depends on the coupling stiffness of suspension support and vehicle frame, the rigidity of suspension support, suspension support and engine bearer
Coupling stiffness；In existing supporting structure, for the ease of the installation of power assembly, rear-suspending support generally uses cantilever design, i.e.,
The junction and rear-suspending support of power assembly and back boom support and vehicle frame junction distance at least 100mm or more, such as certain
This suspension distance of vehicle rear-suspending support is 129mm；This structure causes the dynamic stiffness of the seat structure insufficient, easily causes
Partial structurtes resonance, or even structural noise is transmitted in compartment, vibration isolating effect is poor.
Utility model content
To solve the problems, such as that vehicle engine assembly rear-suspending seat structure dynamic stiffness is insufficient in the prior art, the utility model
It proposes a kind of suspension of vehicle support, is used for the support of power assembly of electric automobile rear-suspending, it is therefore intended that improve the seat structure
Dynamic stiffness, improve the vibration isolating effect of powertrain mounting system.
The utility model proposes technical solution be: a kind of suspension of vehicle support, including pedestal are provided with support on pedestal
Portion, support portion include two symmetrically arranged support plates, are provided with connector sleeve above support portion, are provided with through-hole in connector sleeve,
The distance of the through-bore axis to base end face is 50mm-70mm.
The application pedestal is fixedly connected by welding or other existing connection types with vehicle frame, passes through welding on pedestal
It is provided with support portion, i.e., two support plates are welded in left and right on pedestal, and welding is provided with connector sleeve on support portion, set on connector sleeve
It is equipped with through-hole, power assembly can be connect by axis connection component with the through-hole on connector sleeve.
The utility model by connector sleeve and two supporting plate structures composition straddle-type structures, relatively existing cantilever design its
The dynamic stiffness of support entirety is high, while shortening power assembly and connecting with the junction of back boom support with rear-suspending support with vehicle frame
The distance at place, distance between the two are adjusted to 50mm-70mm, its dynamic stiffness significantly rises after testing, solves existing skill
The problem of vehicle engine assembly rear-suspending seat structure dynamic stiffness deficiency, improves the dynamic stiffness of the seat structure, Jin Erti in art
The high vibration isolating effect of powertrain mounting system.
Detailed description of the invention
Attached drawing 1 is the first visual angle of structure schematic diagram of the utility model suspension of vehicle support；
Attached drawing 2 is the second visual angle of structure schematic diagram of the utility model suspension of vehicle support；
Attached drawing 3 is the structure third visual angle schematic diagram of the utility model suspension of vehicle support；
Attached drawing 4 is A-A schematic cross-sectional view in the structure chart 3 of the utility model suspension of vehicle support；
In figure: 1 pedestal, 101 protrusions, 2 support plates, 3 connector sleeves, 301 housings, 302 inner sleeves, 303 through-holes 303.
Specific embodiment
In the utility model description, the temporald eixis such as relational language "upper", "lower", "left", "right" position is only based on attached
Orientation shown in figure and for ease of description simplify the utility model, be not the components must have orientation, construction,
Therefore it should not be understood as limiting the present invention.
A kind of suspension of vehicle bearing hole positioning clamp for machining of the utility model is made in the following with reference to the drawings and specific embodiments
Further instruction, as shown in Fig. 1, a kind of suspension of vehicle support, including pedestal 1 is provided with support portion on pedestal 1, supports
Portion includes two symmetrically arranged support plates 2, is provided with connector sleeve 3 above support portion, through-hole 303, institute are provided in connector sleeve 3
The distance for stating 303 axis of through-hole to 1 bottom surface of pedestal is 50mm-70mm.
The utility model constitutes straddle-type structure, relatively existing cantilever design by connector sleeve 3 and two 2 structures of support plate
The dynamic stiffness of its support entirety is high, while the junction for shortening power assembly and back boom support connects with rear-suspending support and vehicle frame
The distance at place is connect, distance between the two is adjusted to 50mm-70mm, its dynamic stiffness significantly rises after testing, is solved existing
The problem of vehicle engine assembly rear-suspending seat structure dynamic stiffness deficiency, improves the dynamic stiffness of the seat structure, in turn in technology
Improve the vibration isolating effect of powertrain mounting system.
In specific implementation, the junction of power assembly and back boom support and rear-suspending support and vehicle frame junction away from
Effect is more preferable when from for 67.7mm-68.3mm, i.e., the distance of 303 axis of through-hole to 1 bottom surface of pedestal in the application is
67.7mm-68.3mm, effect is best when distance especially between the two is 68mm, in the present embodiment in same test-strips
Under part, by it is above-mentioned distance is 68mm between the two when measured support dynamic stiffness with distance is between the two in the prior art
Dynamic stiffness when 129 mm, which compares, is shown in Table 1.
Distance is 129mm to table 1 in the prior art and the application distance is 68mm measurement contrast table
As seen from the above comparison, the dynamic stiffness of X-direction and Y-direction is obviously improved, by improving the dynamic of the seat structure
Rigidity effectively increases the vibration isolating effect of powertrain mounting system.
Wherein in the present embodiment X-direction be through-hole 303 axis direction, in the face parallel with 1 bottom surface of pedestal with the side X
It is Y-direction to perpendicular direction, is Z-direction perpendicular to 1 bottom surface of pedestal and comprising the direction of 303 axis of through-hole.
Three directions of seat structure when measurement distance is 50mm, 67.7mm, 68.3mm and 70mm respectively in the present embodiment
Dynamic stiffness, respectively in the prior art distance be 129mm seat structure compare, be shown in Table 2 respectively to table 5.
Distance is 129mm to table 2 in the prior art and the application distance is 50mm measurement contrast table
Distance is 129mm to table 3 in the prior art and the application distance is 67.7mm measurement contrast table
Distance is 129mm to table 4 in the prior art and the application distance is 68.3mm measurement contrast table
Distance is 129mm to table 5 in the prior art and the application distance is 70mm measurement contrast table
By actual measurement it is found that in this application by the junction and rear-suspending support of power assembly and back boom support
When adjusted at a distance from vehicle frame junction to 50mm-70mm, i.e., the distance of 303 axis of through-hole in the application to 1 bottom surface of pedestal,
The dynamic stiffness of the seat structure can be effectively improved, and then improve the vibration isolating effect of powertrain mounting system, in order to allow every
Effect of shaking is more preferable, and 303 axis direction of through-hole and the arranged direction of two support plates 2 are perpendicular on connector sleeve 3 in this application.
Further, in order to reduce production cost, installation effectiveness is improved, support portion is all made of with connector sleeve 3 in the application
Sheet metal component, wherein connector sleeve 3 is in cylindrical structure, inner sleeve 302 and housing 301 including coaxial arrangement, wherein inner sleeve 302 and housing
301 all can be used casing, and through-hole 303 is integrally disposed upon in inner sleeve 302, or forms through-hole 303 by machining mode,
In order to improve structural strength, reinforcing rib is provided between inner sleeve 302 and housing 301；For the ease of the installation of power assembly, at this
The length of inner sleeve 302 is greater than the length of housing 301 in application, when power assembly passes through through-hole 303 by axis connection component, installation
It is convenient.
Further, in order to improve the overall stiffness of seat structure, two 2 rear ends of support plate are set in parallel in this application
It sets, front end constitutes flare openings, and two of them support plate 2 all uses plate structure, formed by bending, in use, connection
The rear ends that set 3 is erected at two support plates 2, two support plates 2 are arranged in parallel herein, connector sleeve 3 easy to support, allow itself and power
Assembly connection is more stable, more reliable, and front end two, support plate 2 constitutes flare openings, can be effectively reduced power assembly
Vibration transmitting, while the intensity of seat structure can also be improved.
Further, in order to which the Oscillation Amplitude of power assembly is effectively reduced, in this application, by pedestal 1 along edge
Be wholely set upward protrusion 101, i.e., by 1 edge of pedestal to upper overturning bending, as shown in Figure 1, can be effectively reduced
The vibration of power assembly is transmitted, and riding comfort is improved, and in this application, is connect for the ease of suspension support with vehicle frame, the bottom of at
Pedestal 1, can be fixed on vehicle frame by connecting hole there are three being wholely set on seat 1 by bolt assembly, and installation and removal are all convenient.
Further, the dynamic stiffness of seat structure is promoted, while reducing the vibration transmitting of power assembly, in this application bottom
1 material of seat be to select the softer cast iron of hardness, and gray cast iron and spheroidal graphite cast-iron may be selected in practical application, for example, select HT150 or
The materials such as person QT20, not only bonding strength is good, and easy to process；In order to improve rigidity, support portion and connector sleeve in the application
3 material is all galvanized steel plain sheet or stainless steel plate, the preferable material of elasticity may be selected in example utilization, such as hot-dip may be selected
Perhaps stainless steel SUS301 forms 2 structure of support plate by cold working or forms 3 structure of connector sleeve zinc steel plate SGCC, adds
Work simple process and low cost.
The above-mentioned preferred embodiment for the utility model, it should be understood that those skilled in the art is without creative work
It according to the present utility model can conceive and related skill is obtained by logic analysis, reasoning or experiment etc. on the basis of existing technology
Art scheme, therefore these related art schemes all should be in the protection scope of present claims.
Claims (10)
1. a kind of suspension of vehicle support, it is characterised in that: including pedestal (1), support portion, support portion packet are provided on pedestal (1)
Two symmetrically arranged support plates (2) are included, are provided with connector sleeve (3) above support portion, are provided with through-hole in connector sleeve (3)
(303), the distance of through-hole (303) axis to pedestal (1) bottom surface is 50mm-70mm.
2. suspension of vehicle support according to claim 1, it is characterised in that: the connector sleeve (3) is in cylindrical structure, including same
The inner sleeve (302) and housing (301) of axis setting, are provided with reinforcing rib, and inner sleeve (302) between inner sleeve (302) and housing (301)
It is longer than housing (301).
3. suspension of vehicle support according to claim 1 or claim 2, it is characterised in that: described two support plate (2) rear ends are set in parallel
It sets, front end constitutes flare openings.
4. suspension of vehicle support according to claim 1 or claim 2, it is characterised in that: the pedestal (1) is provided with upwards along edge
Protrusion (101).
5. suspension of vehicle support according to claim 3, it is characterised in that: the pedestal (1) is provided with upward along edge
Raised (101).
6. the according to claim 1 or 2 or 5 suspension of vehicle supports, it is characterised in that: through-hole (303) axis to pedestal
(1) distance of bottom surface is 67.7mm-68.3mm.
7. suspension of vehicle support according to claim 3, it is characterised in that: through-hole (303) axis to pedestal (1) bottom surface
Distance be 67.7mm-68.3mm.
8. suspension of vehicle support according to claim 4, it is characterised in that: through-hole (303) axis to pedestal (1) bottom surface
Distance be 67.7mm-68.3mm.
9. the according to claim 1 or 2 or 5 or 7 or 8 suspension of vehicle supports, it is characterised in that: support portion and connector sleeve (3)
Material be all galvanized steel plain sheet or stainless steel plate.
10. suspension of vehicle support according to claim 6, it is characterised in that: the material of support portion and connector sleeve (3) is all plating
Zinc steel plate or stainless steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920068159.5U CN209505412U (en) | 2019-01-15 | 2019-01-15 | A kind of suspension of vehicle support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920068159.5U CN209505412U (en) | 2019-01-15 | 2019-01-15 | A kind of suspension of vehicle support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209505412U true CN209505412U (en) | 2019-10-18 |
Family
ID=68200863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920068159.5U Expired - Fee Related CN209505412U (en) | 2019-01-15 | 2019-01-15 | A kind of suspension of vehicle support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209505412U (en) |
-
2019
- 2019-01-15 CN CN201920068159.5U patent/CN209505412U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191018 Termination date: 20210115 |