CN211852765U - Noise reduction device of hydraulic gear selecting and shifting actuator - Google Patents
Noise reduction device of hydraulic gear selecting and shifting actuator Download PDFInfo
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- CN211852765U CN211852765U CN201922026458.5U CN201922026458U CN211852765U CN 211852765 U CN211852765 U CN 211852765U CN 201922026458 U CN201922026458 U CN 201922026458U CN 211852765 U CN211852765 U CN 211852765U
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Abstract
The utility model discloses a device of making an uproar falls of gear shift executor is selected to hydraulic pressure for connect hydraulic pressure and select gear shift executor and gearbox, a serial communication port, include: the flange is connected with the hydraulic gear selecting and shifting actuator and comprises a flange hole; the damping piece axially penetrates through the flange hole; the sleeve axially penetrates through the damping piece through hole, and the circle centers of the flange hole, the damping piece through hole and the sleeve through hole are positioned on the same straight line; and the screw penetrates through the sleeve through hole and is fixedly connected with the hydraulic gear selecting and shifting actuator and the gearbox. The beneficial effects of the above technical scheme are: the noise of the hydraulic gear selecting and shifting actuator is isolated by the noise reduction device, and the effect of reducing the noise is achieved.
Description
Technical Field
The utility model relates to a technical field that makes an uproar falls in the vehicle especially relates to a device of making an uproar falls in hydraulic pressure selection gear shift executor.
Background
Aiming at the driving evaluation of the vehicle, the working noise of the hydraulic gear selecting and shifting actuator is larger when the whole vehicle is electrified but the engine is not in a starting state, and the prior art does not provide a method or a device capable of solving the problem that the in-vehicle decibel value is too high due to direct or indirect generation of the hydraulic gear selecting and shifting actuator.
SUMMERY OF THE UTILITY MODEL
In order to solve the existing problem, a noise reduction device for a hydraulic gear selecting and shifting actuator is provided, which is used for connecting the hydraulic gear selecting and shifting actuator and a gearbox, and is characterized by comprising:
the flange is connected with the hydraulic gear selecting and shifting actuator and comprises a flange hole;
a damper axially passing through the flange hole, comprising:
the first part extends out of the flange hole and is connected with the gearbox;
a second portion disposed in the flange aperture;
a third portion extending out of the flange hole;
the first, second and third portions are integrally formed;
a shock absorber through-hole extending through the first portion, the second portion, and the third portion;
a sleeve axially passing through the damper through-hole, the sleeve comprising:
a lateral portion disposed in the damper through-hole;
the longitudinal part extends out of the through hole of the shock absorption piece and is attached to the third part;
a sleeve through bore extending through the transverse portion and the longitudinal portion;
the centers of the flange hole, the damping piece through hole and the sleeve through hole are positioned on the same straight line;
and the screw penetrates through the sleeve through hole and is fixedly connected with the hydraulic gear selecting and shifting actuator and the gearbox.
Preferably, the shock absorbing member is made of a rubber material.
Preferably, the shock absorbing member is an i-shaped through hole.
Preferably, the sleeve is made of a metal material.
Preferably, the sleeve passes through the shock absorbing member by means of interference fit.
Preferably, the screw is sized to fit the sleeve through bore.
The beneficial effects of the above technical scheme are: the noise of the hydraulic gear selecting and shifting actuator is isolated by the noise reduction device, and the effect of reducing the noise is achieved.
Drawings
Fig. 1 is a schematic structural diagram of the prior art of the present invention;
fig. 2 is a schematic structural diagram of a preferred embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
A noise reduction device of a hydraulic gear selecting and shifting actuator is used for connecting the hydraulic gear selecting and shifting actuator and a gearbox, and is characterized by comprising:
the hydraulic gear selecting and shifting actuator is connected with a flange 1, and the flange 1 comprises a flange hole 10;
the damper 2, the damper 2 axially passes through the flange hole 10, and includes:
a first part 21, wherein the first part 21 extends out of the flange hole 10 and is connected with the gearbox 01;
a second portion 22, the second portion 22 being disposed in the flange hole 10;
a third portion 23, the third portion 23 protruding from the flange hole 10;
the first, second and third portions 21, 22, 23 are integrally formed;
a damper through-hole 24, the damper through-hole 24 penetrating the first portion, the second portion, and the third portion;
the sleeve 3, the sleeve 3 axially passes through the damper through-hole 24, the sleeve 3 includes:
a lateral portion 31, the lateral portion 31 being disposed in the damper through-hole 24;
a longitudinal portion 32, the longitudinal portion 32 extending out of the damper through hole 2425 and being attached to the third portion 23;
a sleeve through hole 33, the sleeve through hole 33 penetrating the transverse portion 31 and the longitudinal portion 32;
the centers of the flange hole 10, the damping piece through hole 24 and the sleeve through hole 33 are on the same straight line;
and the screw 4 penetrates through the sleeve through hole 33, and fixedly connects the hydraulic gear selecting and shifting actuator with the gearbox 01.
Specifically, as shown in fig. 1, when the hydraulic gear selecting and shifting actuator is connected with the transmission case 01, the flange 02 is usually used for connecting with the transmission case 01, and a screw 03 is inserted into the flange 02 for fixing, however, this way will cause the hydraulic gear selecting and shifting actuator to transmit noise through this transmission path, which makes the working noise of the hydraulic gear selecting and shifting actuator larger, so a noise reduction device is provided here, as shown in fig. 2, the noise reduction device is used for connecting the hydraulic gear selecting and shifting actuator with the transmission case 01, which can reduce the working noise on the transmission path when the hydraulic gear selecting and shifting actuator is used. The flange 1 is connected with a hydraulic gear selecting and shifting actuator, the damping member 2 axially passes through the flange hole 10, the first part 21 of the damping member 2 extends out of the flange hole 10 and is connected with the gearbox 01, the second part 22 of the damping member 2 is arranged in the flange hole 10, the third part 23 of the damping member 2 extends out of the flange hole 10, the damping member through hole 24 passes through the first part 21, the second part 22 and the third part 23, in order to ensure the assembling rigidity and enable the noise reduction device to bear the torque of the screw 4, a sleeve 3 is used for axially passing through the damping member through hole 24, the transverse part 32 of the sleeve 3 is arranged in the damping member through hole 24, the longitudinal part 31 extends out of the damping member through hole 24 and is attached with the third part 23, the sleeve through hole 33 passes through the transverse part 32 and the longitudinal part 31, the centers of the flange hole 10, the damping member through hole 24 and the sleeve through hole 33 are on the same straight line, the screw 4 passes, carry out fixed connection with hydraulic pressure selection actuator and gearbox 01 of shifting gears, the power device of the hydraulic pressure selection actuator of shifting gears this moment is kept apart by damper 2, can not transmit the noise vibration that power device sent for gearbox 01 through screw 4 and flange 1, consequently can realize the effect of noise reduction.
The utility model discloses a in the preferred embodiment, damper 2 adopts rubber materials to make.
Specifically, in order to ensure the damping effect of the damping member 2 and reduce the influence of the working noise when the hydraulic gear selecting and shifting actuator is used on the environment in the vehicle, the damping member 2 is made of a rubber material.
In the preferred embodiment of the present invention, the damping member 2 is an i-shaped through hole.
Specifically, in order to match the shape of the flange 1 and connect the gearbox 01, the damping piece 2 is arranged to be an i-shaped through hole, the damping piece 2 penetrates through the flange hole 10, noise of a power unit of the hydraulic gear selecting and shifting actuator can be prevented from being transmitted to the gearbox 01, and similarly, vibration generated by the gearbox 01 is also prevented from being transmitted to the power unit.
In a preferred embodiment of the present invention, the sleeve 3 is made of a metal material.
Specifically, the sleeve 3 is used for increasing the assembling rigidity and bearing the torque of the screw 4, so that the sleeve 3 is made of metal materials,
in a preferred embodiment of the present invention, the sleeve 3 passes through the damper 2 in an interference fit manner.
Specifically, damper 2 has certain elasticity for selecting the rubber materials preparation, and damper 2 is passed through interference fit's mode to sleeve 3, and in the installation, screw 4 inserts sleeve 3 and revolves the fastening regularly, can install more firmly.
The utility model discloses a preferred embodiment, the size and the sleeve through-hole 33 phase-match of screw 4.
Specifically, the longitudinal portion 31 of the sleeve 3 is perpendicular to the transverse portion 32, the transverse portion 32 is a long narrow cylinder, the longitudinal portion 31 is a short wide cylinder, the radius of the transverse portion 32 is smaller than that of the longitudinal portion 31, the generatrix of the transverse portion 32 is larger than that of the longitudinal portion 31, the sleeve through hole 33 penetrates through the transverse portion 32 and the longitudinal portion 31, the transverse portion 32 of the sleeve 3 penetrates into the flange hole 10 and extends out of a part to be in contact with the gearbox 01, the longitudinal portion 31 of the sleeve 3 is attached to the third portion 23 of the damping member 2, the size of the screw 4 is matched with that of the sleeve through hole 33, the screw 4 is screwed into the sleeve through hole 33, and the hydraulic gear selecting and shifting actuator is connected with the gearbox 01 through the screw 4.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (6)
1. A noise reduction device of a hydraulic gear selecting and shifting actuator is used for connecting the hydraulic gear selecting and shifting actuator and a gearbox, and is characterized by comprising:
the flange is connected with the hydraulic gear selecting and shifting actuator and comprises a flange hole;
a damper axially passing through the flange hole, comprising:
the first part extends out of the flange hole and is connected with the gearbox;
a second portion disposed in the flange aperture;
a third portion extending out of the flange hole;
the first, second and third portions are integrally formed;
a shock absorber through-hole extending through the first portion, the second portion, and the third portion;
a sleeve axially passing through the damper through-hole, the sleeve comprising:
a lateral portion disposed in the damper through-hole;
the longitudinal part extends out of the through hole of the shock absorption piece and is attached to the third part;
a sleeve through bore extending through the transverse portion and the longitudinal portion;
the centers of the flange hole, the damping piece through hole and the sleeve through hole are positioned on the same straight line;
and the screw penetrates through the sleeve through hole and is fixedly connected with the hydraulic gear selecting and shifting actuator and the gearbox.
2. A noise reducing device for a hydraulic gear selecting and shifting actuator according to claim 1, wherein the shock absorbing member is made of rubber material.
3. A hydraulic gear change actuator noise reduction device as claimed in claim 1 wherein said shock absorbing member is i-shaped.
4. The noise reducer for a hydraulic gear selection and shift actuator of claim 1 wherein said sleeve is made of a metallic material.
5. A hydraulic gear change actuator noise reduction device as set forth in claim 1 wherein said sleeve is disposed through said shock absorbing member through bore by an interference fit.
6. A noise reducing device for a hydraulic gear change actuator as claimed in claim 1, wherein the screw is sized to match the sleeve through bore.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922026458.5U CN211852765U (en) | 2019-11-21 | 2019-11-21 | Noise reduction device of hydraulic gear selecting and shifting actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922026458.5U CN211852765U (en) | 2019-11-21 | 2019-11-21 | Noise reduction device of hydraulic gear selecting and shifting actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211852765U true CN211852765U (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922026458.5U Active CN211852765U (en) | 2019-11-21 | 2019-11-21 | Noise reduction device of hydraulic gear selecting and shifting actuator |
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| CN (1) | CN211852765U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748636A (en) * | 2019-11-21 | 2020-02-04 | 上海上汽马瑞利动力总成有限公司 | Noise reduction method and device for hydraulic gear selecting and shifting actuator |
-
2019
- 2019-11-21 CN CN201922026458.5U patent/CN211852765U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110748636A (en) * | 2019-11-21 | 2020-02-04 | 上海上汽马瑞利动力总成有限公司 | Noise reduction method and device for hydraulic gear selecting and shifting actuator |
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