CN216128133U

CN216128133U - Power assembly support

Info

Publication number: CN216128133U
Application number: CN202122137676.3U
Authority: CN
Inventors: 丁斌煊; 胡余优; 陈雪飞; 肖剑; 陈用品
Original assignee: Jianxin Zhaos Group Corp
Current assignee: Jianxin Zhaos Technology Co Ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-03-25
Anticipated expiration: 2031-09-06

Abstract

The utility model discloses a power assembly support, which comprises a connecting part, a linking part and a connecting rod, wherein the connecting part is arranged on the connecting part; one end of the connecting rod is connected with the connecting part, and the connecting position of the connecting rod and the connecting part is a pivot point to enable the connecting rod to swing; the joint part is assembled at the other end of the connecting rod; the utility model is assembled with parts or components needing to be carried through the connecting part and the connecting part; and the connecting rod which swings plays roles of restraining, isolating engine vibration, preventing cavity resonance sound transmission and the like to the maximum extent.

Description

Power assembly support

Technical Field

The utility model relates to the field of design and manufacture of automobile power assemblies, in particular to a power assembly support.

Background

The power assembly refers to a series of parts or components which generate power on a vehicle and transmit the power to a road surface; the power assembly support plays a role in supporting all parts or components, and also plays a role in inhibiting and isolating the vibration of the engine, preventing the transmission of cavity resonance sound and the like;

however, all parts supported by the power assembly on the market are usually assembled tightly, so that the dynamic stiffness of the power assembly in a high-frequency section is high, and the vibration isolation function of the power assembly is poor; and the shape of the assembling hole of the conventional power assembly support and the shape of the peripheral part assembled correspondingly need to be consistent, if the peripheral part has dimension errors during assembly, the assembly cannot be completed, and the manufacturing and production cost is increased.

Disclosure of Invention

The utility model overcomes the defects of the prior art and provides the power assembly support which has the advantages of simple structure, reasonable design, excellent vibration isolation function, higher fault tolerance and lower manufacturing and production cost.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

a power assembly support comprises a connecting part, a connecting part and a connecting rod; one end of the connecting rod is connected with the connecting part, and the connecting position of the connecting rod and the connecting part is a pivot point, so that the connecting rod swings; the engaging portion is fitted to the other end of the link.

Further, the connecting part comprises supporting rubber, an assembling through hole is formed in the supporting rubber, and the connecting rod is assembled in the assembling through hole; the inner diameter of the assembling through hole and the diameter of the supporting rubber are increased from top to bottom; one end of the connecting rod assembled with the connecting part corresponds to one end with smaller inner diameter of the assembling through hole.

Furthermore, fins are arranged on the supporting rubber; the fins are annular and are arranged on the outer side surface of the supporting rubber in a surrounding mode.

Further, the assembling through hole comprises an active area and an assembling area, wherein the assembling area is arranged above the active area; and an assembling block is arranged at one end of the connecting rod assembled with the connecting part, and the diameter of the assembling block corresponds to the inner diameter of the assembling area.

Further, the connecting part comprises an upper connecting plate, an upper assembling groove is formed in the upper surface of the supporting rubber, and the upper connecting plate is arranged in the upper assembling groove; a limiting block is arranged above the assembling block, and a limiting hole corresponding to the limiting block is formed in the upper connecting plate; the limiting block is arranged in the limiting hole, so that one end of the connecting rod is connected with the connecting part.

Furthermore, the connecting part comprises a nut, and the connecting rod is fixed on the upper connecting plate by the nut; the nut and the assembling block are respectively contacted with the upper end face and the lower end face of the upper connecting plate.

Further, the connecting part comprises a lower connecting plate, a lower assembling groove is formed in the lower surface of the supporting rubber, and the lower connecting plate is arranged in the lower assembling groove; the diameter of the outer side surface between the fin and the lower assembling groove is increased from top to bottom; the lower surface of the supporting rubber is also provided with a through hole extension which is arranged around the assembling through hole; the lower connecting plate is provided with a through hole extending corresponding to the through hole, and the through hole extends into the through hole; at least one connecting hole is also arranged on the lower connecting plate.

Furthermore, an assembling ring is arranged at one end of the connecting rod, which is far away from the connecting part, and an assembling space is arranged in the assembling ring; the joint part is arranged in the assembly space.

Further, the engagement portion includes a bushing rubber, and the bushing rubber is disposed in the fitting space; the bushing rubber and the assembling ring are both in a circular ring shape, and the outer surface of the bushing rubber is contacted with the inner surface of the assembling ring; the thickness of the lining rubber is larger than that of the assembling ring; an excessive cambered surface is arranged between the inner surface of the assembling ring and the side surface of the assembling ring, an auxiliary assembling groove is arranged on the outer surface of the lining rubber, and the excessive cambered surface is arranged in the auxiliary assembling groove; auxiliary limiting bulges are also arranged on the side edges of the auxiliary assembling grooves and are in contact with the side surfaces of the assembling rings; an installation space is also provided in the bushing rubber.

Further, the connecting part also comprises an inner core, and the inner core is arranged in the installation space; the inner core is provided with an inner core through hole which penetrates through two end faces of the inner core, and the inner core through hole is in a long round hole shape.

The utility model has the beneficial effects that:

the utility model is assembled with parts or components needing to be carried through the connecting part and the connecting part; and the connecting rod which swings plays roles of restraining, isolating engine vibration, preventing cavity resonance sound transmission and the like to the maximum extent.

The rubber support is provided with the annular fins, so that the dynamic rigidity of the part in a high-frequency section is reduced, and the shock insulation performance of the part on the whole vehicle is improved.

The inner core through hole is designed into the shape of the long round hole, so that the size error of peripheral parts generated during the assembly of the finishing vehicle can be compensated, and the manufacturing and production cost of the utility model is further reduced.

Drawings

Fig. 1 is an overall structural view of the present invention.

FIG. 2 is a cross-sectional view of the present invention.

Fig. 3 is a top view of the connecting portion.

Fig. 4 is a view showing a lower structure of the connection portion.

Fig. 5 is a structural view of an upper connection plate.

Fig. 6 is a view showing a structure of a lower connecting plate.

Fig. 7 is a view showing one end structure of a link assembly block.

Fig. 8 is a view showing one end of the link assembly ring.

Fig. 9 is a view showing a structure of a bushing rubber.

Fig. 10 is a view showing the structure of the inner core.

Figure 11 is a view of the structure of the core through hole.

Reference numbers in the figures:

1. a connecting portion; 2. a joining section; 3. a connecting rod; 11. a supporting rubber; 12. assembling the through hole; 13. a fin; 14. an active area; 15. an assembly area; 16. an upper connecting plate; 17. an upper assembly groove; 18. a limiting hole; 19. a nut; 20. a lower connecting plate; 21. a lower assembly groove; 22. extending the through hole; 23. through the hole; 24. connecting holes; 25. connecting the gap; 31. assembling the block; 32. a limiting block; 33. assembling a ring; 34. an assembly space; 35. a transition arc surface; 41. a bushing rubber; 42. an auxiliary assembly groove; 43. an installation space; 44. an inner core; 45. an inner core through hole; 46. the auxiliary restricting projection.

Detailed Description

The utility model is further described with reference to the following figures and specific examples. It should be noted that the examples are only for specifically illustrating the present invention, and the purpose thereof is to make the technical solution of the present invention better understood by those skilled in the art, and should not be construed as limiting the present invention.

Example (b):

as shown in fig. 1 to 11, a power unit support includes a connecting portion 1, an engaging portion 2, and a link 3; one end of the connecting rod 3 is connected with the connecting part 1, and the connecting position of the connecting rod 3 and the connecting part 1 is a pivot point, so that the connecting rod 3 swings; the joint part 2 is assembled at the other end of the connecting rod 3; the utility model is assembled with parts or components needing to be carried through the connecting part 1 and the connecting part 2; and functions of restraining, isolating engine vibration, preventing cavity resonance sound transmission and the like to the maximum extent through the connecting rod 3 which swings.

The connecting part 1 comprises a supporting rubber 11, a through assembly hole 12 is arranged in the supporting rubber 11, and the connecting rod 3 is assembled in the through assembly hole 12; the inner diameter of the assembling through hole 12 and the diameter of the supporting rubber 11 are increased from top to bottom, so that the assembling through hole 12 can provide enough swinging space for the connecting rod 3, and extra acting force cannot be caused by the collision between the connecting rod 3 and the inner wall of the assembling through hole 12 in the process of relieving the vibration of the engine; one end of the connecting rod 3 assembled with the connecting part 1 corresponds to one end with smaller inner diameter of the assembling through hole 12, so that the moving stroke of the connecting rod 3 is longer, and the vibration of the engine can be better relieved.

The supporting rubber 11 is also provided with fins 13; the fins 13 are annular and are arranged on the outer side surface of the supporting rubber 11 in a surrounding manner; the fins 13 and the supporting rubber 11 are respectively in a symmetrical shape, and the fins 13 and the supporting rubber 11 are positioned on the same straight line, so that the engine vibration can be more stably and uniformly relieved; the fins 13 can reduce the dynamic rigidity of the parts in a high-frequency section and improve the shock insulation performance of the parts on the whole vehicle; in this embodiment, the fin 13 is in a shape of a column of a kidney, and is disposed at one end of the supporting rubber 11 having a larger diameter; of course, the shape and the arrangement position of the fins 13 can be changed according to the requirements of the product, so that the fins 13 can be used for better relieving the vibration of the engine.

In the present embodiment, the fins 13 are parallel to the upper surface and the lower surface of the supporting rubber 11, so that the present invention can achieve the best effect of alleviating the vibration of the engine; of course, when the actual assembly position and the specific shape of the fin 13 are changed, the angle between the fin 13 and the supporting rubber 11 is changed, so that the fin 13 can maximally relieve the vibration of the engine.

The fitting through-hole 12 includes an active region 14 and a fitting region 15, wherein the fitting region 15 is disposed above the active region 14; an assembling block 31 is arranged at one end of the connecting rod 3 assembled with the connecting part 1, and the diameter of the assembling block 31 corresponds to the inner diameter of the assembling area 15, so that the assembling of the connecting rod 3 is firmer and more stable; the active region 14 allows the connecting rod 3 sufficient space to rock and thus dampen engine vibrations.

The connecting part 1 comprises an upper connecting plate 16, an upper assembling groove 17 is formed in the upper surface of the supporting rubber 11, and the upper connecting plate 16 is arranged in the upper assembling groove 17; a limiting block 32 is further arranged above the assembling block 31, and a limiting hole 18 corresponding to the limiting block 32 is formed in the upper connecting plate 16; the limiting block 32 is arranged in the limiting hole 18, so that one end of the connecting rod 3 is connected with the connecting part 1; the connecting part 1 further comprises a nut 19, and the connecting rod 3 is fixed on the upper connecting plate 16 through the nut 19; the nut 19 and the assembling block 31 are respectively contacted with the upper end surface and the lower end surface of the upper connecting plate 16; the connection between the connecting rod 3 and the upper connecting plate 16 is firmer and more stable through the matching of the limiting block 32 and the limiting hole 18, and the connection stability between the connecting rod 3 and the upper connecting plate 16 is further enhanced through the matching of the nut 19 and the assembling block 31, so that the connection between the connecting part 1 and the connecting rod 3 can be firmer and more stable.

The connecting part 1 comprises a lower connecting plate 20, and the connecting part 1 is assembled with parts or assemblies needing to be carried through the lower connecting plate 20; a lower assembly groove 21 is formed in the lower surface of the supporting rubber 11, and the lower connecting plate 20 is arranged in the lower assembly groove 21; the diameter of the outer side surface between the supporting fin 13 and the lower assembling groove 21 is increased from top to bottom, so that the assembly between the connecting part 1 and the lower connecting plate 20 is firmer, and the integral assembly of the utility model is firmer and more stable; a through hole extension 22 is further arranged on the lower surface of the supporting rubber 11, and the through hole extension 22 is arranged around the assembling through hole 12; the lower connecting plate 20 is provided with a through hole 23 corresponding to the through hole extension 22, and the through hole extension 22 is arranged in the through hole 23, so that the connection between the supporting rubber 11 and the lower connecting plate 20 is firmer and more stable while the lower connecting plate 20 does not influence the swing of the connecting rod 3; the lower connecting plate 20 is also provided with at least one connecting hole 24 for reinforcing the assembly between the lower connecting plate 20 and the corresponding assembly position;

in this embodiment, the lower connecting plate 20 has a diamond shape and includes two connecting holes 24; the two connecting holes 24 are respectively arranged at two acute-angle ends of the lower connecting plate 20; and the connecting holes 24 on the lower connecting plate 20 avoid the two ends of the fins 13, so that the lower connecting plate 20 is not shielded by the fins 13 during assembly; the lower connecting plate 20 is further provided with a connecting gap 25 for assisting in limiting the position of the lower connecting plate 20.

An assembling ring 33 is arranged at one end of the connecting rod 3 far away from the connecting part 1, and an assembling space 34 is arranged in the assembling ring 33; the engaging portion 2 includes a bushing rubber 41, the bushing rubber 41 being disposed in the fitting space 34; the lining rubber 41 and the assembling ring 33 are both in a circular ring shape, and the outer surface of the lining rubber 41 is contacted with the inner surface of the assembling ring 33; the thickness of the bushing rubber 41 is larger than that of the mounting ring 33; an excessive arc surface 35 is provided between the inner surface of the fitting ring 33 and the side surface of the fitting ring 33, and an auxiliary fitting groove 42 is provided on the outer surface of the bushing rubber 41, the excessive arc surface 35 being provided in the auxiliary fitting groove 42; an auxiliary limiting projection 46 is further provided at a side of the auxiliary fitting groove 42, the auxiliary limiting projection 46 being in contact with a side surface of the fitting ring 33; the auxiliary limiting projection 46 limits the transition arc surface 35 in the auxiliary assembly groove 42, so that the connection between the bushing rubber 41 and the assembly ring 33 is firmer and more stable; an installation space 43 is also provided in the bushing rubber 41; the joint part 2 further comprises an inner core 44, and the inner core 44 is arranged in the installation space 43; the inner core 44 is provided with an inner core through hole 45 which penetrates through two end faces of the inner core, and the inner core through hole 45 is in a long round hole shape, so that the size error of peripheral parts generated during assembly of the finishing vehicle can be compensated, and the manufacturing and production cost of the utility model is further reduced.

It should be noted that other technical solutions of the present invention all belong to the prior art, and therefore are not described in detail.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the present invention, and these modifications and improvements should also be considered as the protection scope of the present invention.

Claims

1. A power assembly support is characterized by comprising a connecting part, a connecting part and a connecting rod; one end of the connecting rod is connected with the connecting part, and the connecting position of the connecting rod and the connecting part is a pivot point, so that the connecting rod swings; the engaging portion is fitted to the other end of the link.

2. The powertrain support of claim 1, wherein the connecting portion includes a support rubber in which a fitting through-hole is provided, the link being fitted in the fitting through-hole; the inner diameter of the assembling through hole and the diameter of the supporting rubber are increased from top to bottom; one end of the connecting rod assembled with the connecting part corresponds to one end with smaller inner diameter of the assembling through hole.

3. The powertrain support of claim 2, wherein fins are further provided on the support rubber; the fins are annular and are arranged on the outer side surface of the supporting rubber in a surrounding mode.

4. The powertrain support of claim 2, wherein the mounting through-hole includes an active area and a mounting area, wherein the mounting area is disposed above the active area; and an assembling block is arranged at one end of the connecting rod assembled with the connecting part, and the diameter of the assembling block corresponds to the inner diameter of the assembling area.

5. The powertrain support of claim 2, wherein the connecting portion includes an upper connecting plate, an upper fitting groove is provided on an upper surface of the support rubber, and the upper connecting plate is disposed in the upper fitting groove; a limiting block is arranged above the assembling block, and a limiting hole corresponding to the limiting block is formed in the upper connecting plate; the limiting block is arranged in the limiting hole, so that one end of the connecting rod is connected with the connecting part.

6. A drive train support according to claim 4 or 5, wherein the connecting portion comprises a nut which secures the connecting rod to the upper connecting plate; the nut and the assembling block are respectively contacted with the upper end face and the lower end face of the upper connecting plate.

7. The powertrain support of claim 3, wherein the coupling portion includes a lower coupling plate, a lower fitting groove is provided on a lower surface of the support rubber, and the lower coupling plate is disposed in the lower fitting groove; the diameter of the outer side surface between the fin and the lower assembling groove is increased from top to bottom; the lower surface of the supporting rubber is also provided with a through hole extension which is arranged around the assembling through hole; the lower connecting plate is provided with a through hole extending corresponding to the through hole, and the through hole extends into the through hole; at least one connecting hole is also arranged on the lower connecting plate.

8. The powertrain support of claim 1, wherein a mounting ring is provided at an end of the connecting rod remote from the connecting portion, and a mounting space is provided in the mounting ring; the joint part is arranged in the assembly space.

9. The powertrain support of claim 8, wherein the engagement portion includes a bushing rubber, the bushing rubber being disposed in the fitting space; the bushing rubber and the assembling ring are both in a circular ring shape, and the outer surface of the bushing rubber is contacted with the inner surface of the assembling ring; the thickness of the lining rubber is larger than that of the assembling ring; an excessive cambered surface is arranged between the inner surface of the assembling ring and the side surface of the assembling ring, an auxiliary assembling groove is arranged on the outer surface of the lining rubber, and the excessive cambered surface is arranged in the auxiliary assembling groove; auxiliary limiting bulges are also arranged on the side edges of the auxiliary assembling grooves and are in contact with the side surfaces of the assembling rings; an installation space is also provided in the bushing rubber.

10. The locomotion assembly support of claim 9, wherein the engagement portion further comprises an inner core, the inner core being disposed in the installation space; the inner core is provided with an inner core through hole which penetrates through two end faces of the inner core, and the inner core through hole is in a long round hole shape.