CN210068858U

CN210068858U - Resonance block assembly and vehicle with same

Info

Publication number: CN210068858U
Application number: CN201920294419.0U
Authority: CN
Inventors: 侯建勇; 彭锋; 王万顺
Original assignee: BAIC Motor Co Ltd
Current assignee: BAIC Motor Co Ltd
Priority date: 2019-03-07
Filing date: 2019-03-07
Publication date: 2020-02-14
Anticipated expiration: 2029-03-07

Abstract

The utility model relates to a resonance piece assembly and have vehicle of this resonance piece assembly, resonance piece assembly is including first support (21) and second support (22) that butt joint each other is used for the cover to establish on drive shaft (1), vulcanize respectively and fix first connecting piece (31) and second connecting piece (32) on first support (21) and second support (22) to and fix balancing weight (33) on first connecting piece (31) and second connecting piece (32). The balancing weight (33) is integrally fixed on the first support (21) and the second support (22) through the first connecting piece (31) and the second connecting piece (32) respectively, namely, the balancing weight (33) is fixed on the driving shaft (1) in a mode of being in butt joint along the radial direction, and in the debugging process of the NVH performance of the whole vehicle, the mounting position of the resonance block assembly can be flexibly changed, the balancing weights with different weights are replaced, the working efficiency is improved, and the development period and the cost are saved.

Description

Resonance block assembly and vehicle with same

Technical Field

The present disclosure relates to the field of automotive manufacturing technologies, and in particular, to a resonator mass assembly and a vehicle having the same.

Background

With the rapid development of the automobile industry, the requirement of a user on the NVH performance is higher and higher, and the resonance block is an important technical means for improving the NVH performance of the whole automobile in the automobile research and development process. In the related art, the resonance block is sleeved on the half shaft, and in the debugging and matching test process of the half shaft resonance block, the resonance block with different positions, different weights and multiple states needs to be manufactured, the resonance block needs to be continuously replaced in the developing, debugging and matching process, the development period is long, and the universal design of the resonance block cannot be realized.

SUMMERY OF THE UTILITY MODEL

A first object of the present disclosure is to provide a resonator block assembly, which can change the weight and position of a resonator block, is easy to assemble and disassemble, saves development period and cost, and improves work efficiency.

A second object of the present disclosure is to provide a vehicle including a resonator mass assembly provided by the present disclosure.

In order to achieve the above object, the present disclosure provides a resonator block assembly, which includes a first bracket and a second bracket butted with each other and sleeved on a driving shaft, a first connecting member and a second connecting member vulcanized and fixed on the first bracket and the second bracket, respectively, and a weight block fixed on the first connecting member and the second connecting member.

Optionally, the first support with the second support includes two parallel arrangement respectively and follows the connecting rod of the axial extension of drive shaft, and connect the semicircle ring at connecting rod both ends, the first support with the second support be formed with the card protruding on one of the connecting rod, be formed with on the other and be used for holding the draw-in groove of card protruding.

Optionally, the locking groove is formed as a trapezoidal groove, and the locking protrusion is formed as an L-shaped structure which can extend into the trapezoidal groove and can be locked in the trapezoidal groove.

Optionally, the clamping protrusions and the clamping grooves are multiple and are arranged at intervals along the extending direction of the connecting rod.

Optionally, the first connecting piece and the second connecting piece respectively comprise a connecting piece body vulcanized on the corresponding support and convex parts formed at two end parts of the connecting piece body, and a groove for fixing the balancing weight is formed between the convex parts and the connecting piece body.

Optionally, the connector body is formed as a semi-cylinder extending in an axial direction of the drive shaft, and the protrusion includes an outer layer spaced from and coaxially disposed with the semi-cylinder and a facing layer connecting the outer layer and the connector body.

Optionally, the ratio of the axial length of the outer layer to the axial length of the connector body is from 1:5 to 1: 7.

Optionally, the weight member is formed as a semi-cylinder fitted and fixed to the connector body.

Optionally, the first connecting piece and the second connecting piece are made of rubber.

According to a second aspect of the present disclosure, there is also provided a vehicle including the resonator mass assembly described above.

Through the technical scheme, be fixed with the balancing weight on first connecting piece and the second connecting piece respectively, first connecting piece vulcanizes and fixes on first support in order to form first resonance piece assembly, the second connecting piece vulcanizes and fixes on the second support in order to form second resonance piece assembly, first resonance piece assembly and second resonance piece assembly adopt the mode detachably of butt joint to fix on the drive shaft, in the debugging process of whole car NVH performance, can change the mounted position of this resonance piece assembly in a flexible way, change the balancing weight of different weight, high operation convenience, the work efficiency is improved, the development cycle and cost are saved.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

FIG. 1 is a schematic structural view of a resonator mass assembly mounted on a drive shaft provided in an exemplary embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a resonator mass assembly provided in an exemplary embodiment of the present disclosure;

FIG. 3 is an exploded view of a resonator mass assembly provided by exemplary embodiments of the present disclosure;

FIG. 4 is a schematic structural diagram of a first bracket in a resonator block assembly provided in an exemplary embodiment of the present disclosure;

FIG. 5 is a schematic structural diagram illustrating a resonating block assembly according to an exemplary embodiment of the present disclosure in which a first connecting member is vulcanized on a first support;

FIG. 6 is a schematic structural view of another perspective of a resonator mass assembly with a first connector vulcanized to a first support according to an exemplary embodiment of the present disclosure;

FIG. 7 is a schematic structural view of a second bracket in a resonator mass assembly provided in an exemplary embodiment of the present disclosure;

FIG. 8 is a schematic structural view illustrating a second connector vulcanized to a second bracket in a resonator block assembly according to an exemplary embodiment of the present disclosure;

FIG. 9 is a schematic structural view of another perspective of a resonator mass assembly with a second attachment vulcanized to a second support according to an exemplary embodiment of the present disclosure;

fig. 10 is a schematic structural diagram of a weight in a resonator mass assembly according to an exemplary embodiment of the disclosure.

Description of the reference numerals

1 drive shaft 10 resonator block assembly

21 first support 22 second support

201 connecting rod 202 semi-circle ring

203 convex 204 card slot

31 first connecting part 32 second connecting part

301 connector body 302 projection

303 groove 304 outer layer

305 facing layer 33 weight

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, the use of directional terms such as "axial" and "radial" generally means that "inner" and "outer" refer to the inner and outer of the respective component profiles with respect to the axial direction of the drive shaft, and furthermore, the use of the terms "first" and "second" and the like in the present disclosure is intended to distinguish one element from another element without order or importance. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated.

As shown in fig. 1 to 3, the present disclosure provides a resonator block assembly 10, where the resonator block assembly 10 includes a first bracket 21 and a second bracket 22 butted against each other for being sleeved on a driving shaft 1, a first connecting member 31 and a second connecting member 32 vulcanized and fixed on the first bracket 21 and the second bracket 22, respectively, and a weight 33 fixed on the first connecting member 31 and the second connecting member 32.

Through the technical scheme, be fixed with balancing weight 33 on first connecting piece 31 and the second connecting piece 32 respectively, first connecting piece 31 vulcanizes and fixes on first support 21 in order to form first resonance piece assembly, second connecting piece 32 vulcanizes and fixes on second support 22 in order to form second resonance piece assembly, first resonance piece assembly and second resonance piece assembly adopt the mode detachably of butt joint to fix on drive shaft 1, in the debugging in-process of whole car NVH performance, can change the mounted position of this resonance piece assembly 10 in a flexible way, change balancing weight 33 of different weight, high durability and convenient operation, and high work efficiency is achieved, and development period and cost are saved.

Specifically, in the present embodiment, as shown in fig. 4 and 7, the first bracket 21 and the second bracket 22 respectively include two connecting rods 201 that are arranged in parallel and extend in the axial direction of the drive shaft 1, and semicircular rings 202 that connect both ends of the connecting rods 201, and one of the connecting rods 201 of the first bracket 21 and the second bracket 22 is formed with a snap projection 203, and the other is formed with a snap groove 204 for receiving the snap projection 203. Like this, connecting rod 201 of first support 21 and second support 22 adopts the mode of joint to fix after the butt joint, and the ring that the semicircle ring 202 butt joint at both ends formed equals with the shaft diameter of drive shaft 1, guarantees that first support 21 and second support 22 closely laminate and fix on drive shaft 1.

The latch 203 may be of any suitable configuration to engage with the latch 204. In the present disclosure, as shown in fig. 4 and 7, the locking groove 204 is formed as a trapezoidal groove, and the locking protrusion 203 is formed as an L-shaped structure that can be inserted into the trapezoidal groove to be locked. In pressing into draw-in groove 204 with protruding 203 of card, alright realize the installation that compresses tightly of first support 21 and second support 22, both adopt detachable connected mode simultaneously, can change the mounted position of this resonance piece assembly 10 on drive shaft 1 at will, easy dismounting, the debugging of being convenient for.

In order to ensure the connection strength and stability of the first bracket 21 and the second bracket 22, in the present disclosure, the locking protrusion 203 and the locking groove 204 may be provided in plurality and spaced apart along the extending direction of the connecting rod 201.

The first connector 31 and the second connector 32 serve as mounting carriers for the weight 33, and in the present embodiment, as shown in fig. 5, 6, 8 and 9, the first connector 31 and the second connector 32 respectively include a connector body 301 vulcanized on the respective brackets and projections 302 formed at both ends of the connector body 301, and a groove 303 for fixing the weight 33 is formed between the projections 302 and the connector body 301. First connecting piece 31 and second connecting piece 32 can be the rubber material, have certain elasticity, and balancing weight 33 is installed in recess 303, reliable and simple to operate steadily with interference fit. A series of balancing weights 33 with the same appearance and different weights can be designed to be combined, and selective assembly is carried out according to debugging and matching requirements of different vehicle types.

Specifically, to achieve close fitting with the drive shaft 1, the connector body 301 may be formed as a semi-cylinder extending in the axial direction of the drive shaft 1, the protruding portion 302 includes an outer layer 304 disposed coaxially with and spaced from the semi-cylinder and an end surface layer 305 connecting the outer layer 304 and the connector body 301, and the outer layer 304, the end surface layer 305, and the connector body 301 together form a groove 303 for accommodating the weight block 33. In order to ensure that the balancing weight 33 is convenient to assemble and the outer layer 304 has a wrapping effect on the balancing weight 33, in the embodiment, the ratio of the axial length of the outer layer 304 to the axial length of the connecting member body 301 may be 1:5-1:7, so as to avoid that the too long axial length of the outer layer 304 affects the installation of the balancing weight 33 and the too short axial length affects the wrapping effect on the balancing weight 33.

In the present embodiment, as shown in fig. 10, the weight 33 may be formed in a semi-cylinder shape which is attached and fixed to the connector body 301. That is, the two semi-cylindrical counterweight blocks 33 are spliced together and sleeved on the driving shaft 1, so that the requirement of NVH performance debugging of different vehicle types can be met, the universal design of the resonant block assembly 10 is realized, the development period is shortened, and the cost is saved.

According to a second aspect of the present disclosure, there is also provided a vehicle comprising a resonator mass assembly as described above. The vehicle has all the advantages of the resonance block assembly, and redundant description is not repeated herein.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various combinations that are possible in the present disclosure are not described again.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims

1. The resonant block assembly is characterized by comprising a first support (21) and a second support (22) which are mutually butted and are used for being sleeved on a driving shaft (1), a first connecting piece (31) and a second connecting piece (32) which are respectively vulcanized and fixed on the first support (21) and the second support (22), and a balancing weight (33) which is fixed on the first connecting piece (31) and the second connecting piece (32).

2. The resonator mass assembly according to claim 1, characterized in that the first bracket (21) and the second bracket (22) respectively comprise two connecting rods (201) which are arranged in parallel and extend along the axial direction of the drive shaft (1), and semicircular rings (202) which connect two ends of the connecting rods (201), wherein a clamping protrusion (203) is formed on one of the connecting rods (201) of the first bracket (21) and the second bracket (22), and a clamping groove (204) for accommodating the clamping protrusion (203) is formed on the other.

3. The resonator mass assembly of claim 2, wherein the locking groove (204) is formed as a trapezoidal groove, and the locking protrusion (203) is formed as an L-shaped structure that can be inserted into the trapezoidal groove to be locked.

4. The resonator mass assembly of claim 2, characterized in that the snap projections (203) and the snap grooves (204) are plural and arranged at intervals along the extending direction of the connecting rod (201).

5. The resonator block assembly according to claim 1, wherein the first connector (31) and the second connector (32) each comprise a connector body (301) vulcanized to the respective bracket and a protrusion (302) formed at both ends of the connector body (301), and a groove (303) for fixing the weight block (33) is formed between the protrusion (302) and the connector body (301).

6. The resonator mass assembly of claim 5, characterized in that the connector body (301) is formed as a semi-cylinder extending in the axial direction of the drive shaft (1), the protrusion (302) comprising an outer layer (304) arranged coaxially and spaced from the semi-cylinder and an end face layer (305) connecting the outer layer (304) and the connector body (301).

7. The resonator block assembly of claim 6, characterized in that the ratio of the axial length of the outer layer (304) to the axial length of the connector body (301) is 1:5-1: 7.

8. The resonator mass assembly of claim 5, wherein the weight (33) is formed as a semi-cylinder fixed in abutment with the connector body (301).

9. The resonator mass assembly according to claim 1, characterized in that the first connector (31) and the second connector (32) are of rubber material.

10. A vehicle comprising a resonator mass assembly according to any of claims 1-9.