CN217532539U - Power assembly suspension and tipper - Google Patents
Power assembly suspension and tipper Download PDFInfo
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- CN217532539U CN217532539U CN202221686056.3U CN202221686056U CN217532539U CN 217532539 U CN217532539 U CN 217532539U CN 202221686056 U CN202221686056 U CN 202221686056U CN 217532539 U CN217532539 U CN 217532539U
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- suspension
- cushion
- bracket
- suspension bracket
- power assembly
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Abstract
The utility model relates to the technical field of vehicles, specifically disclose a power assembly suspension and tipper, this power assembly suspension includes preceding suspension support, preceding suspension bracket and preceding suspension cushion, preceding suspension support is used for supporting power assembly, preceding suspension bracket is used for connecting the frame, preceding suspension support and preceding suspension bracket are connected to preceding suspension cushion, preceding suspension cushion extends along first direction, preceding suspension cushion has first symmetry plane, first symmetry plane is on a parallel with first direction, preceding suspension cushion still has first elasticity central line, first elasticity central line perpendicular to first direction and coincidence are on first symmetry plane, first elasticity central line is on a parallel with power assembly's the direction of beating. When the power assembly jumps, the jumping direction of the power assembly is parallel to the direction of the first elastic center line, the vibration reduction and isolation effect of the front suspension cushion on the power assembly is maximized, and the NVH performance of a vehicle is guaranteed.
Description
Technical Field
The utility model relates to the technical field of vehicles, especially, relate to a power assembly suspension and tipper.
Background
The dump truck is used as a main vehicle type for engineering and muck transportation, has severe working conditions, is mainly used for bumpy pavements such as mountainous areas, mining areas and urban constructions, and needs to bear various external vibration interferences. Meanwhile, the dump truck is also influenced by internal interference vibration, and the engine is an internal vibration source of the dump truck. If the Vibration of the vehicle body is too large, the comfort of a driver and a passenger is influenced, and the NVH (Noise, vibration and Harshness) characteristics of the vehicle are influenced.
The suspension pad in the power train suspension of the dump truck has a suppression effect on vibration, and therefore, the performance of the suspension pad greatly affects the NVH characteristics of the vehicle. In the prior art, when the suspension cushion is designed, the self performances of the suspension cushion, such as rigidity, adjustability and the like, are generally considered, and the overall consideration between the suspension cushion and a power assembly is lacked, so that the suppression effect of vibration is difficult to ensure to achieve the optimum.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the utility model provides a power assembly suspension and tipper to when designing the suspension cushion among the solution prior art, consider the performance of self such as rigidity, adjustability of suspension cushion usually, lack the whole between suspension cushion and power assembly to consider, be difficult to guarantee that the suppression effect of vibration reaches the optimum problem.
In one aspect, the utility model provides a power assembly suspension, this power assembly suspension is including the preceding suspension support that is used for supporting power assembly for the preceding suspension bracket of connecting the frame, and connect preceding suspension support with the preceding suspension cushion of preceding suspension bracket, preceding suspension cushion extends along the first direction, preceding suspension cushion has first symmetry plane, first symmetry plane is on a parallel with first direction, preceding suspension cushion has first elasticity central line, first elasticity central line perpendicular to first direction and coincidence in first symmetry plane, first elasticity central line with power assembly's the direction of beating is parallel.
As a preferable technical solution of the powertrain suspension, the front suspension cushion includes:
a front main cushion for connecting to the front suspension bracket and for securing to the front suspension bracket in a first direction;
two front auxiliary cushions are symmetrically arranged about the first symmetrical plane, and the two front auxiliary cushions are supported on the front suspension bracket.
As the preferable technical scheme of power assembly suspension, the two front auxiliary cushions are distributed on two sides of the front main cushion in an inverted V shape.
As the preferable technical scheme of power assembly suspension, the front main cushion is provided with a plurality of first threaded sleeves, and the first threaded sleeves are used for fixing the front suspension bracket.
As the preferable technical scheme of power assembly suspension, the front main cushion is also provided with a positioning pin which is used for being inserted into a positioning hole in the front suspension bracket.
As a preferred technical solution of the powertrain suspension, the powertrain suspension further includes a rear suspension bracket for supporting the powertrain, a rear suspension bracket for connecting to the frame, and a rear suspension cushion connected to the rear suspension bracket and the rear suspension bracket, the rear suspension cushion extends along the first direction, the rear suspension cushion has a second plane of symmetry, the second plane of symmetry is parallel to the first direction, the rear suspension cushion has a second elastic centerline, the second elastic centerline is perpendicular to the first direction and coincides with the second plane of symmetry, the second elastic centerline is parallel to the bouncing direction of the powertrain.
As a preferable technical solution of the powertrain suspension, the rear suspension cushion includes:
a rear main cushion for connecting the rear suspension bracket, and the rear main cushion is for being fixed to the rear suspension bracket in a first direction;
and the two rear auxiliary cushions are symmetrically arranged relative to the second symmetrical plane, and are supported on the rear suspension bracket.
As the preferable technical scheme of power assembly suspension, the two rear auxiliary cushions are distributed on two sides of the rear main cushion in an inverted V shape.
As a preferable technical scheme of the power assembly suspension, the rear main cushion is provided with a plurality of second threaded sleeves, and the second threaded sleeves are used for fixing the rear suspension bracket.
On the other hand, the utility model provides a dumper, including engine assembly and frame, the dumper still includes the power assembly suspension in the above-mentioned arbitrary scheme, preceding suspension cushion is connected preceding suspension support with preceding suspension bracket.
The utility model has the advantages that:
the utility model provides a power assembly suspension and tipper, this power assembly suspension include preceding suspension support, preceding suspension bracket and preceding suspension cushion. The front suspension support is used for supporting the power assembly, the front suspension bracket is used for connecting the frame, and the front suspension cushion is connected with the front suspension support and the front suspension bracket. The front suspension cushion extends along a first direction, the front suspension cushion is provided with a first symmetrical plane, the first symmetrical plane is parallel to the first direction, the front suspension cushion is further provided with a first elastic center line, the first elastic center line is perpendicular to the first direction and coincides with the first symmetrical plane, and the first elastic center line is parallel to the bouncing direction of the power assembly. When the power assembly jumps, the jumping direction of the power assembly is parallel to the direction of the first elastic center line, the vibration reduction and isolation effect of the front suspension cushion on the power assembly is maximized, and the NVH performance of a vehicle is guaranteed.
Drawings
Fig. 1 is a first schematic structural diagram of a powertrain mount according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a front suspension cushion in a power assembly suspension structure according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a power assembly suspension according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a rear suspension cushion in a power assembly suspension structure according to an embodiment of the present invention.
In the figure:
1. a front suspension bracket; 2. a front suspension cushion; 3. a front suspension bracket; 4. a rear suspension bracket; 5. a rear suspension cushion; 6. a rear suspension bracket;
21. a front main cushion; 22. a front auxiliary cushion; 23. a first threaded sleeve; 24. positioning pins;
51. a rear main cushion; 52. a rear auxiliary cushion; 53. a second threaded sleeve.
Detailed Description
The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "front", "second", and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Where the terms "forward position" and "second position" are two different positions, and where a forward feature is "over", "above" and "above" a second feature, that includes the forward feature being directly above and obliquely above the second feature, or simply means that the forward feature is higher in level than the second feature. The antecedent feature "under", "below" and "beneath" the second feature includes the antecedent feature being directly under and obliquely below the second feature, or simply means that the antecedent feature is less level than the second feature.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.
In the prior art, when the suspension cushion is designed, the self performances of the suspension cushion, such as rigidity, adjustability and the like, are generally considered, and the overall consideration between the suspension cushion and a power assembly is lacked, so that the suppression effect of vibration is difficult to ensure to achieve the optimum.
In this regard, as shown in fig. 1 and 2, the present embodiment provides a powertrain suspension including a front suspension bracket 1, a front suspension bracket 3, and a front suspension pad 2. The front suspension support 1 is used for supporting a power assembly, the front suspension bracket 3 is used for connecting a frame, and the front suspension cushion 2 is connected with the front suspension support 1 and the front suspension bracket 3. Wherein, preceding suspension cushion 2 is vulcanized at the metalwork by rubber and is formed, and preceding suspension cushion 2 has elasticity, and when the power assembly is beated, accessible preceding suspension cushion 2 cushions, and then reduces the range of beating of power assembly.
In this embodiment, the front suspension pad 2 extends in a first direction, the first direction is shown as direction ab in fig. 1, the front suspension pad 2 has a first plane of symmetry (not shown in the drawings), the first plane of symmetry is parallel to the first direction, the front suspension pad 2 further has a first elastic centerline, the first elastic centerline is shown as L1 in fig. 2, the first elastic centerline is perpendicular to the first direction and coincides with the first plane of symmetry, and the first elastic centerline is parallel to the bouncing direction of the powertrain. It can be understood that the front suspension cushion 2 has the largest elastic deformation along the first elastic central line and can provide the largest elastic deformation force, when the power assembly jumps, the jumping direction of the power assembly is parallel to the direction of the first elastic central line, the vibration damping and vibration isolation effect of the front suspension cushion 2 on the power assembly can be ensured to be maximized, and the NVH performance of the vehicle can be ensured.
In this embodiment, the front suspension bracket 1, the front suspension bracket 3, and the front suspension pad 2 constitute a front suspension assembly, and the number of the front suspension assemblies is specifically two, and the two front suspension assemblies are oppositely arranged in the left-right direction of the vehicle. In order to reduce the number of parts, the same parts in the two front suspension assemblies have the same structures and can be used interchangeably.
As shown in fig. 2, the front suspension cushion 2 includes a front main cushion 21 and two front sub-cushions 22. Wherein the front main cushion 21 is used for connecting the front suspension bracket 1, and the front main cushion 21 is used for being fixed to the front suspension bracket 3 along a first direction. Specifically, the front main cushion 21 is provided with a connecting lug which is made of metal and fixed on the front suspension bracket 3 through a bolt. The two front sub cushions 22 are symmetrically disposed about the first plane of symmetry, and both the front sub cushions 22 are supported on the front suspension bracket 3. Thereby, form a strong point between preceding main cushion 21 and the preceding suspension bracket 3, form two strong points between two preceding auxiliary cushion 22 and the preceding suspension bracket 3, form triangular supports structure, guarantee that preceding suspension support 1 can the stable support to preceding suspension support 2, guarantee simultaneously that preceding suspension support 2 is stable to the damping effect of preceding suspension support 1.
In this embodiment, the two front sub cushions 22 are distributed on both sides of the front main cushion 21 in an inverted V shape. The inverted V-shaped arrangement mode is adopted, and the vibration reduction and isolation effects of the front suspension cushion 2 on the power assembly can be further improved.
Optionally, the front main cushion 21 is provided with a plurality of first threaded bushings 23, the plurality of first threaded bushings 23 being used to secure the front suspension bracket 3. Preferably, the front main cushion 21 is further provided with a positioning pin 24, and the positioning pin 24 is used for being inserted into a positioning hole on the front suspension bracket 3 so as to ensure accurate alignment between the front suspension bracket 1 and the front suspension cushion 2. In this embodiment, the number of the first threaded sleeves 23 is two, and the positioning pins 24 are located between the two first threaded sleeves 23 and distributed in a triangular shape, so that the stability of connection between the front suspension bracket 1 and the front suspension cushion 2 can be ensured.
As shown in fig. 3 and 4, the powertrain suspension further includes a rear suspension bracket 6, a rear suspension bracket 4, and a rear suspension pad 5. In this embodiment, the rear suspension bracket 6 is used for supporting the power assembly, the rear suspension bracket 4 is used for connecting the frame, and the rear suspension cushion 5 is connected with the rear suspension bracket 6 and the rear suspension bracket 4. Wherein, back suspension cushion 5 is vulcanized at the metalwork by rubber and forms, and back suspension cushion 5 has elasticity, and when the power assembly is beated, accessible back suspension cushion 5 cushions, and then reduces the range of beating of power assembly.
In this embodiment, the rear suspension cushion 5 extends along a first direction, the rear suspension cushion 5 has a second symmetry plane (not shown in the drawings), the second symmetry plane is parallel to the first direction, the rear suspension cushion 5 further has a second elastic centerline, the second elastic centerline is shown as L2 in fig. 4, the second elastic centerline is perpendicular to the first direction and coincides with the second symmetry plane, and the second elastic centerline is parallel to the bouncing direction of the powertrain. It can be understood that the rear suspension cushion 5 has the largest elastic deformation amount along the second elastic central line and can provide the largest elastic deformation force, when the power assembly jumps, the jumping direction of the power assembly is parallel to the direction of the second elastic central line, the vibration damping and vibration isolation effect maximization of the rear suspension cushion 5 on the power assembly can be ensured, and the NVH performance of the vehicle is ensured.
In this embodiment, the rear suspension bracket 6, the rear suspension bracket 4, and the rear suspension pad 5 constitute a rear suspension assembly, and the rear suspension assembly is specifically provided in two, and the two rear suspension assemblies are oppositely provided in the left-right direction of the vehicle. Wherein, the structures of the same parts in the two rear suspension assemblies are different and can not be used interchangeably.
As shown in fig. 4, the rear suspension cushion 5 includes a rear main cushion 51 and two rear sub cushions 52. Wherein the rear main cushion 51 is used for connecting the rear suspension bracket 6, and the rear main cushion 51 is used for being fixed to the rear suspension bracket 4 along the first direction. The two rear sub cushions 52 are symmetrically arranged about the second plane of symmetry, and both the rear sub cushions 52 are supported to the rear suspension bracket 4. Thereby, form a strong point between back main cushion 51 and the back suspension bracket 4, form two strong points between two back auxiliary cushion 52 and the back suspension bracket 4, form triangular supports structure, but guarantee back suspension support 6 to back suspension cushion 5 steady support, guarantee simultaneously that back suspension cushion 5 is stable to the damping effect of back suspension support 6.
In this embodiment, the two rear sub cushions 52 are distributed on both sides of the rear main cushion 51 in an inverted V shape. And an inverted V-shaped arrangement mode is adopted, so that the vibration reduction and vibration isolation effects of the rear suspension cushion 5 on the power assembly can be further improved.
Optionally, the rear main cushion 51 is provided with a plurality of second threaded sleeves 53, the plurality of second threaded sleeves 53 being used to secure the rear suspension bracket 4. In this embodiment, the number of the second thread bushings 53 is two, so that the connection stability between the rear suspension bracket 6 and the rear suspension cushion 5 can be ensured.
The embodiment also provides a dumper which comprises an engine assembly, a frame and the power assembly suspension, wherein the front suspension cushion 2 is connected with the front suspension support 1 and the front suspension bracket 3.
It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A powertrain mount comprising a front mount support (1) for supporting a powertrain, a front mount bracket (3) for connecting a frame, and a front mount pad (2) connecting the front mount support (1) with the front mount bracket (3), characterized in that the front mount pad (2) extends in a first direction, the front mount pad (2) has a first plane of symmetry, the first plane of symmetry being parallel to the first direction, the front mount pad (2) has a first elastic centerline, the first elastic centerline being perpendicular to the first direction and coincident with the first plane of symmetry, the first elastic centerline being parallel to a bounce direction of the powertrain.
2. Powertrain suspension according to claim 1, characterized in that the front suspension cushion (2) comprises:
a front main cushion (21) for connecting the front suspension bracket (1), and the front main cushion (21) for being fixed to the front suspension bracket (3) in a first direction;
two front sub cushions (22) symmetrically arranged about the first plane of symmetry, and both the front sub cushions (22) are supported to the front suspension bracket (3).
3. The powertrain suspension of claim 2, wherein the two front secondary cushions (22) are distributed on both sides of the front main cushion (21) in an inverted V-shape.
4. The powertrain suspension of claim 2, characterized in that the front main cushion (21) is provided with a plurality of first threaded bushings (23), a plurality of which first threaded bushings (23) are used for fixing the front suspension bracket (3).
5. The powertrain suspension of claim 2, characterized in that the front main cushion (21) is further provided with a positioning pin (24), the positioning pin (24) being adapted to engage with a positioning hole on the front suspension bracket (3).
6. The powertrain suspension of claim 1, further comprising a rear suspension bracket (6) for supporting a powertrain, a rear suspension bracket (4) for connecting a vehicle frame, and a rear suspension pad (5) connecting the rear suspension bracket (6) and the rear suspension bracket (4), the rear suspension pad (5) extending in the first direction, the rear suspension pad (5) having a second plane of symmetry parallel to the first direction, the rear suspension pad (5) having a second elastic centerline perpendicular to the first direction and coincident with the second plane of symmetry, the second elastic centerline being parallel to a bounce direction of the powertrain.
7. The powertrain suspension of claim 6, wherein the rear suspension cushion (5) comprises:
a rear main cushion (51) for connecting the rear suspension bracket (6), and the rear main cushion (51) for being fixed to the rear suspension bracket (4) in a first direction;
two rear sub cushions (52) symmetrically arranged about the second plane of symmetry, both rear sub cushions (52) being supported to the rear suspension bracket (4).
8. The powertrain suspension of claim 7, wherein the two rear sub cushions (52) are distributed on both sides of the rear main cushion (51) in an inverted V-shape.
9. The powertrain suspension of claim 7, characterized in that the rear main cushion (51) is provided with a plurality of second threaded bushings (53), a plurality of the second threaded bushings (53) being used for fixing the rear suspension bracket (4).
10. A dump truck comprising an engine assembly and a frame, characterized in that the dump truck further comprises a power assembly suspension according to any one of claims 1 to 9, and the front suspension cushion (2) connects the front suspension bracket (1) and the front suspension bracket (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221686056.3U CN217532539U (en) | 2022-07-01 | 2022-07-01 | Power assembly suspension and tipper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221686056.3U CN217532539U (en) | 2022-07-01 | 2022-07-01 | Power assembly suspension and tipper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217532539U true CN217532539U (en) | 2022-10-04 |
Family
ID=83421827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221686056.3U Active CN217532539U (en) | 2022-07-01 | 2022-07-01 | Power assembly suspension and tipper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217532539U (en) |
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2022
- 2022-07-01 CN CN202221686056.3U patent/CN217532539U/en active Active
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