Shock absorption and noise reduction device of electronic parking device

Abstract

The utility model discloses a shock absorption and noise reduction device of an electronic parking device, which is characterized by comprising an electronic gear set, a vibration isolation gasket and brake calipers, the vibration isolation gasket is mounted on the electronic gear set; the brake calipers are installed on the electronic gear set, and the vibration isolation gasket is located between the electronic gear set and the brake calipers to separate the electronic gear set from the brake calipers. According to the device, the speed of manufacturing and installing a vibration isolation gasket sample piece is high, and a noise reduction scheme can be quickly verified and optimized; the verification efficiency can be greatly improved compared with that of manufacturing an MGU manual sample piece; the method can be used on mass-produced parts, and the noise performance of products of our company is improved.

Description

Technical Field

[0001] The utility model relates to the technical fields of shock absorption and noise reduction of electronic parking devices, and in particular to a shock absorption and noise reduction device of an electronic parking device. Background Art

[0002] At present, especially for new energy vehicles, consumers hope to hear as little noise as possible in the car. Common ways to reduce the working noise of the electronic parking system include reducing the sound pressure level of air noise transmission and reducing the sound pressure level of structure-borne noise. For example, optimizing or replacing the motor, replacing the bearing ball, optimizing the transmission structure, etc. This type of optimization method often takes a lot of time in the steps of making MGU manual samples, resulting in a longer verification process. Utility Model Content

[0003] In view of this, in order to solve the above problems, the purpose of the present utility model is to provide a vibration reduction and noise reduction device for an electronic parking brake, which includes:

[0004] Electronic gear set, vibration isolation pads, brake calipers;

[0005] The vibration isolation gasket is installed on the electronic gear set;

[0006] The brake caliper is mounted on the electronic gear set, and the vibration isolation gasket is located between the electronic gear set and the brake caliper to separate the electronic gear set and the brake caliper.

[0007] In the above-mentioned shock absorbing and noise reduction device for an electronic parking brake, the vibration isolation gasket includes: a metal layer and a rubber layer; the metal layer is installed on the electronic gear set, and the rubber layer is arranged on a side of the metal layer facing the brake caliper.

[0008] In the above-mentioned shock absorbing and noise reduction device for an electronic parking brake, the vibration isolation gasket is circular.

[0009] In the above-mentioned vibration reduction and noise reduction device for an electronic parking brake, two mounting portions are provided at opposite ends of the vibration isolation gasket extending outward.

[0010] The above-mentioned vibration reduction and noise reduction device for an electronic parking brake further includes: screws, both of the two mounting parts are provided with threaded holes, and the vibration isolation gasket is mounted on the electronic gear set through the screws and the threaded holes.

[0011] Compared with the prior art, the above technical solution has the following positive effects:

[0012] 1. The production and installation of vibration isolation gasket samples are fast, and the optimized noise reduction solution can be quickly verified.

[0013] 2. Verification efficiency can be greatly improved compared to making MGU manual samples.

[0014] 3. It can be used on mass-produced parts to improve the noise performance of our products. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a schematic diagram of a vibration reduction and noise reduction device of an electronic parking brake.

[0016] Figure 2 The utility model is an exploded view of a vibration reduction and noise reduction device of an electronic parking brake.

[0017] Figure 3 The utility model is a side view of a vibration reduction and noise reduction device of an electronic parking brake.

[0018] 1. Electronic gear set; 2. Vibration isolation gasket; 21. Mounting part; 22. Threaded hole. DETAILED DESCRIPTION

[0019] The present invention will be further described below in conjunction with the accompanying drawings and specific implementations, but they are not intended to limit the present invention.

[0020] The structures, proportions, sizes, etc. illustrated in the drawings of this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the utility model, so they have no substantial technical significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, without affecting the effect that the utility model can produce and the purpose that can be achieved, should still fall within the scope of the technical content disclosed by the utility model. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description, and are not used to limit the scope of the implementation of the utility model. The change or adjustment of their relative relationship should also be regarded as the scope of the implementation of the utility model without substantial change of the technical content.

[0021] like Figures 1 to 3 As shown, a vibration reduction and noise reduction device for an electronic parking brake according to a preferred embodiment is shown, which includes: an electronic gear set 1, a vibration isolation gasket 2, and a brake caliper.

[0022] The vibration isolation gasket 2 is installed on the electronic gear set 1; the brake caliper is installed on the electronic gear set 1, and the vibration isolation gasket 2 is located between the electronic gear set 1 and the brake caliper to separate the electronic gear set 1 and the brake caliper.

[0023] In actual use, adding a vibration isolation gasket 2 between the electronic gear set 1 and the brake caliper can effectively increase the damping characteristics between the electronic gear set 1 and the brake caliper, thereby reducing the in-vehicle noise caused by the structural noise of the parking brake itself.

[0024] The utility model also has the following implementation methods based on the above:

[0025] Furthermore, a vibration reduction and noise reduction device for an electronic parking brake is provided, wherein the vibration isolation pad 2 comprises: a metal layer and a rubber layer; the metal layer is mounted on the electronic gear set 1, and the rubber layer is arranged on the side of the metal layer facing the brake caliper. Specifically, the arrangement of the metal layer and the rubber layer can further increase the damping characteristics between the electronic gear set 1 and the brake caliper.

[0026] Furthermore, a vibration reduction and noise reduction device for an electronic parking brake is provided, wherein the vibration isolation gasket 2 is circular.

[0027] Furthermore, a vibration reduction and noise reduction device for an electronic parking brake is provided, wherein two mounting portions 21 are extended outwardly from opposite ends of a vibration isolation gasket 2 .

[0028] Furthermore, a vibration reduction and noise reduction device for an electronic parking brake further includes: screws, both mounting parts 21 are provided with threaded holes 22, and the vibration isolation gasket 2 is mounted on the electronic gear set 1 through the screws and the threaded holes 22. Specifically, the vibration isolation gasket 2 is mounted on the electronic gear set through the mounting part 21.

[0029] The above description is only a preferred embodiment of the present invention, and does not limit the implementation mode and protection scope of the present invention. For those skilled in the art, it should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A vibration and noise reduction device for an electronic parking brake, characterized in that: include: Electronic gear set, vibration isolation pads, brake calipers; The vibration isolation gasket is installed on the electronic gear set; The brake caliper is mounted on the electronic gear set, and the vibration isolation gasket is located between the electronic gear set and the brake caliper to separate the electronic gear set and the brake caliper.

2. The vibration and noise reduction device of an electronic parking brake according to claim 1, characterized in that: The vibration isolation gasket comprises: a metal layer and a rubber layer; the metal layer is mounted on the electronic gear set, and the rubber layer is arranged on a side of the metal layer facing the brake caliper.

3. The vibration and noise reduction device of an electronic parking brake according to claim 1, characterized in that: The vibration isolation pad is circular.

4. The vibration and noise reduction device of an electronic parking brake according to claim 1, characterized in that: Two mounting parts are extended outwardly at opposite ends of the vibration isolation gasket.

5. The vibration and noise reduction device of the electronic parking brake according to claim 4, characterized in that: Also includes: Screws, both mounting parts are provided with threaded holes, and the vibration isolation gasket is mounted on the electronic gear set through the screws and the threaded holes.

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