CN215673346U - Vehicle-mounted vibration damper of intelligent power unit - Google Patents

Abstract

The utility model discloses an intelligent power unit vehicle-mounted vibration damper which comprises a supporting leg, an upper vibration damper and a lower vibration damper, wherein the supporting leg comprises a vertical plate and a bottom plate, the vertical plate and the bottom plate are connected in an L shape, the lower vibration damper is fixed below the bottom plate, the upper vibration damper is positioned above the bottom plate, the upper vibration damper penetrates through the bottom plate and is fixedly connected with an intelligent power unit fixing underframe, and the upper vibration damper is positioned on one side of the lower vibration damper, which is far away from the vertical plate. The utility model can play a role in damping vibration in the up-down and horizontal directions in the driving process, has obvious damping effect, prolongs the service life of the damping device, improves the reliability and safety of the intelligent power unit, has low maintenance cost and is convenient to install and disassemble.

Description

Vehicle-mounted vibration damper of intelligent power unit

Technical Field

The utility model relates to the technical field of intelligent power unit vibration reduction, in particular to a vehicle-mounted vibration reduction device of an intelligent power unit.

Background

When a traditional vehicle-mounted engine is installed, only the shock absorber is arranged below the supporting legs of the engine, the shock absorber normally works in a parking state, and the service life of the shock absorber is not greatly influenced; however, the intelligent power unit is used as a power source of the launching chassis, the main working condition works in the driving process, and the impact load is generated in the vertical and horizontal directions in the driving process, so that the traditional vibration damping mode only provided with the vibration damper cannot be used for a long time for an engine of the intelligent power unit, and the service life of the vibration damper is greatly reduced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a vehicle-mounted vibration damping device of an intelligent power unit, aiming at solving the problems that the existing vibration damper cannot be used for a long time for an engine of the intelligent power unit, the service life of the vibration damper is greatly shortened, and the like.

In order to achieve the technical purpose, the utility model discloses an intelligent power unit vehicle-mounted vibration damper, which comprises a supporting leg, an upper vibration damper and a lower vibration damper, wherein the supporting leg comprises a vertical plate and a bottom plate, the vertical plate and the bottom plate are connected in an L shape, the lower vibration damper is fixed below the bottom plate, the upper vibration damper is positioned above the bottom plate, the upper vibration damper penetrates through the bottom plate and is fixedly connected with an intelligent power unit fixed underframe, and the upper vibration damper is positioned on one side of the lower vibration damper, which is far away from the vertical plate.

Further, the upper shock absorber comprises a limiting rod, a damping spring and a spring limiting part, a limiting hole is formed in the bottom plate, the limiting rod penetrates through the limiting hole, the bottom end of the limiting rod is fixedly connected with the fixed underframe of the intelligent power unit, the damping spring is sleeved on the rod body, located above the bottom plate, of the limiting rod, the spring limiting part is fixed to the top end of the limiting rod, and two ends of the damping spring are respectively abutted to the bottom plate and the spring limiting part.

Further, the spring limiting part is a nut, and a first thread matched with the nut is arranged on the rod body at the top end of the limiting rod.

Further, the spring limiting part is blocky, and the spring limiting part and the limiting rod are welded or integrally formed.

And furthermore, a second thread connected with the fixed underframe of the intelligent power unit is arranged on the bottom end rod body of the limiting rod.

Further, a flat washer is arranged between the spring limiting part and the vibration reduction spring, and the flat washer is sleeved on the limiting rod.

Furthermore, the landing leg further comprises a rib plate, two ends of the rib plate are respectively and fixedly connected with the vertical plate and the bottom plate, and the rib plate, the vertical plate and the bottom plate form a triangle in an enclosing mode.

Furthermore, a fixing hole matched with an engine fixing point is formed in the vertical plate.

Further, the lower shock absorber is a spring type shock absorber or a rubber shock absorber.

The utility model has the beneficial effects that:

the vehicle-mounted vibration damping device for the intelligent power unit can play a vibration damping effect in the vertical and horizontal directions in the driving process, has an obvious vibration damping effect, prolongs the service life of the vibration damping device, improves the reliability and safety of the intelligent power unit, is low in maintenance cost, and is convenient to mount and dismount.

Drawings

FIG. 1 is a side view of an intelligent power unit on-board vibration damping device in accordance with an embodiment of the present invention.

Fig. 2 is a schematic structural view of a leg according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of an upper shock absorber according to an embodiment of the present invention.

In the figure, the position of the upper end of the main shaft,

1. a support leg; 2. an upper shock absorber; 3. a lower shock absorber; 4. a flat washer; 5. an engine; 6. the intelligent power unit fixes the underframe; 11. a vertical plate; 12. a base plate; 13. a rib plate; 21. a limiting rod; 22. a damping spring; 23. spring locating part.

Detailed Description

The intelligent power unit vehicle-mounted vibration damping device provided by the utility model is explained and explained in detail below with reference to the attached drawings of the specification.

As shown in fig. 1, the embodiment specifically discloses an intelligent power unit vehicle-mounted vibration damping device, including landing leg 1, go up shock absorber 2 and lower shock absorber 3, landing leg 1 includes riser 11 and bottom plate 12, riser 11 and bottom plate 12 are connected and are the L type, riser 11 and engine 5 fixed connection, lower shock absorber 3 is fixed in the below of bottom plate 12, lower shock absorber 3 is fixed on the fixed chassis 6 of intelligent power unit, it is located bottom plate 12 top to go up shock absorber 2, go up shock absorber 2 and pass bottom plate 12 and the fixed chassis 6 fixed connection of intelligent power unit, it is located the one side that riser 11 was kept away from to shock absorber 3 down to go up shock absorber 2.

The L-shaped supporting leg 1, the upper shock absorber 2 and the lower shock absorber 3 act together to play a role in absorbing shock in the vertical and horizontal directions in the driving process, and the shock absorbing effect is obvious.

In some embodiments, as shown in fig. 2, the leg 1 further includes a rib plate 13, two ends of the rib plate 13 are respectively fixedly connected with the vertical plate 11 and the bottom plate 12, and the rib plate 13, the vertical plate 11 and the bottom plate 12 enclose a triangle. The rib plates 13 enhance the bearing capacity of the landing leg 1, and the triangular structure is more stable.

As shown in fig. 3, the upper shock absorber 2 includes a limiting rod 21, a damping spring 22 and a spring limiting member 23, a limiting hole is formed in the bottom plate 12, the limiting rod 21 passes through the limiting hole, the bottom end of the limiting rod 21 is fixedly connected with the fixed chassis 6 of the intelligent power unit, the damping spring 22 is sleeved on the rod body of the limiting rod 21 above the bottom plate 12, the spring limiting member 23 is fixed on the top end of the limiting rod 21, and two ends of the damping spring 22 are respectively abutted to the bottom plate 12 and the spring limiting member 23. The limiting rod 21 and the limiting hole move up and down, and the shock absorption spring 22 absorbs shock load through compression and rebound, so that the shock absorption effect is achieved.

In this embodiment, the spring limiting member 23 is a nut, and a first thread matched with the nut is disposed on the top rod body of the limiting rod 21. After the limiting rod 21 penetrates through the limiting hole, the bottom end of the limiting rod is connected with the intelligent power unit fixing bottom frame 6, the damping spring 22 is sleeved on the limiting rod 21, then the nut is screwed on the top end of the limiting rod 21, and the damping spring 22 is locked. During driving, the shock impact generated is buffered by the compression or rebound of the spring.

In another embodiment, the spring retainer 23 is in the shape of a block, and the spring retainer 23 is welded or integrally formed with the limiting rod 21. Namely, the limiting rod 21 and the spring limiting part 23 are pin structures, the damping spring 22 is firstly sleeved on the limiting rod 21 from bottom to top, and then the limiting rod 21 penetrates through the limiting hole from top to bottom and then is connected with the intelligent power unit fixing chassis 6.

And a second thread connected with the intelligent power unit fixing underframe 6 is arranged on the bottom end rod body of the limiting rod 21. The limiting rod 21 is in threaded connection with the intelligent power unit fixing bottom frame 6, and installation and disassembly are facilitated.

A flat washer 4 is arranged between the spring limiting piece 23 and the damping spring 22, and the flat washer 4 is sleeved on the limiting rod 21. The flat washer 4 may be made of rubber, so as to reduce the wear of the spring limiting member 23 and the damping spring 22 and also to reduce the vibration.

The vertical plate 11 is provided with a fixing hole matched with a fixing point of the engine 5. The vertical plate 11 is detachably connected with the engine 5 through bolts and nuts.

The lower shock absorber 3 is a spring type shock absorber or a rubber shock absorber. The lower vibration absorber 3 adopts the existing vibration absorber, and the supporting legs 1 and the upper vibration absorber 2 bear part of vibration impact, so that the service life of the lower vibration absorber 3 is prolonged while the vibration absorbing effect is improved.

The utility model can effectively solve the problem of vibration reduction of the vehicle-mounted complex working condition engine of the intelligent power unit; the operation is convenient, the maintenance is convenient, and the maintenance cost is effectively reduced.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, references to the description of the term "the present embodiment," "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and simplifications made in the spirit of the present invention are intended to be included in the scope of the present invention.

Claims (9)

1. The vehicle-mounted vibration damper for the intelligent power unit is characterized by comprising a supporting leg (1), an upper vibration damper (2) and a lower vibration damper (3), wherein the supporting leg (1) comprises a vertical plate (11) and a bottom plate (12), the vertical plate (11) and the bottom plate (12) are connected in an L shape, the lower vibration damper (3) is fixed below the bottom plate (12), the upper vibration damper (2) is located above the bottom plate (12), the upper vibration damper (2) penetrates through the bottom plate (12) to be fixedly connected with a fixed underframe (6) of the intelligent power unit, and the upper vibration damper (2) is located on one side, far away from the vertical plate (11), of the lower vibration damper (3).

2. The vehicle-mounted intelligent power unit vibration damping device according to claim 1, wherein the upper vibration damper (2) comprises a limiting rod (21), a vibration damping spring (22) and a spring limiting part (23), a limiting hole is formed in the base plate (12), the limiting rod (21) penetrates through the limiting hole, the bottom end of the limiting rod (21) is fixedly connected with the intelligent power unit fixing chassis (6), the vibration damping spring (22) is sleeved on a rod body of the limiting rod (21) located above the base plate (12), the spring limiting part (23) is fixed at the top end of the limiting rod (21), and two ends of the vibration damping spring (22) respectively abut against the base plate (12) and the spring limiting part (23).

3. The vehicle-mounted intelligent power unit vibration damper according to claim 2, wherein the spring limiting part (23) is a nut, and a first thread matched with the nut is arranged on a top rod body of the limiting rod (21).

4. The vehicle-mounted intelligent power unit vibration damper device as claimed in claim 2, wherein the spring limiting piece (23) is in a block shape, and the spring limiting piece (23) is welded or integrally formed with the limiting rod (21).

5. The vehicle-mounted vibration damper of the intelligent power unit as claimed in any one of claims 2-4, wherein a second thread connected with the fixed underframe (6) of the intelligent power unit is arranged on the bottom end rod body of the limiting rod (21).

6. The vehicle-mounted intelligent power unit vibration damper device as claimed in claim 2, wherein a flat washer (4) is arranged between the spring limiting piece (23) and the vibration damping spring (22), and the flat washer (4) is sleeved on the limiting rod (21).

7. The vehicle-mounted vibration damper of the intelligent power unit according to claim 1, wherein the supporting leg (1) further comprises a rib plate (13), two ends of the rib plate (13) are respectively and fixedly connected with the vertical plate (11) and the bottom plate (12), and the rib plate (13), the vertical plate (11) and the bottom plate (12) enclose a triangle.

8. The vehicle-mounted vibration damper of the intelligent power unit as claimed in claim 1, wherein the vertical plate (11) is provided with a fixing hole matched with a fixing point of the engine (5).

9. The intelligent power unit vehicle vibration damper according to claim 1, wherein the lower vibration damper (3) is a spring type vibration damper or a rubber vibration damper.

Images