CN212243321U - Automobile and braking device thereof - Google Patents
Automobile and braking device thereof Download PDFInfo
- Publication number
- CN212243321U CN212243321U CN202020221678.3U CN202020221678U CN212243321U CN 212243321 U CN212243321 U CN 212243321U CN 202020221678 U CN202020221678 U CN 202020221678U CN 212243321 U CN212243321 U CN 212243321U
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- noise
- sleeve
- vacuum booster
- noise elimination
- vacuum
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- Braking Elements And Transmission Devices (AREA)
Abstract
The utility model relates to the technical field of automobiles, in particular to an automobile and a braking device thereof, which comprises a vacuum booster, a front vacuum cavity structure and a braking device, wherein the vacuum booster comprises a front vacuum cavity structure; the noise elimination sleeve is sleeved outside the front vacuum cavity structure; the silencing cover plate is covered on an opening of one end, far away from the vacuum booster, of the silencing sleeve, and at least one vent hole used for air intake of the vacuum booster is formed in the silencing cover plate. The utility model discloses a set up noise elimination sleeve cover and locate the outside of front portion vacuum chamber structure, when making the noise that vacuum booster produced spread from front portion vacuum chamber structure, the noise that produces is isolated and the propagation of noise is reduced through noise elimination sleeve to avoid the noise to directly transmit to the automobile driver's cabin, reduce the noise in the driver's cabin; in addition, a noise elimination cover plate is arranged on one end cover of the noise elimination sleeve, noise transmission is further weakened through the noise elimination cover plate, and vent holes are formed in the noise elimination cover plate, so that normal work of the vacuum booster is guaranteed.
Description
Technical Field
The utility model relates to the technical field of automobiles, especially, relate to an automobile and arresting gear thereof.
Background
In the field of automobiles at present, a brake pedal is directly connected with a vacuum booster through a bolt or a ball socket structure and is fixed on a fireproof wall of an automobile body, and when a boosting push rod of the vacuum booster moves in a front vacuum cavity structure, the noise is generated due to the pulsation of air flow and valve vibration caused by the movement of the boosting push rod, so that the driving safety of a driver is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a help eliminating the noise of vacuum booster transmission, improve car and arresting gear of environment in the auttombilism room.
In order to achieve the above object, the present invention provides an automobile brake device, including:
a vacuum booster comprising a front vacuum chamber structure;
the noise elimination sleeve is sleeved outside the front vacuum cavity structure;
the silencing cover plate is covered on an opening at one end, far away from the vacuum booster, of the silencing sleeve, and at least one vent hole used for air intake of the vacuum booster is formed in the silencing cover plate.
Optionally, the inner side wall of the noise-reduction sleeve is provided with a groove or a protrusion.
Optionally, the number of the grooves or the protrusions is multiple, and the grooves or the protrusions extend in the axial direction of the noise elimination sleeve and are arranged in parallel in the circumferential direction.
Optionally, a plurality of the grooves or the protrusions are uniformly arranged on the inner side wall of the noise elimination sleeve.
Optionally, the number of the vent holes is multiple, and the vent holes are uniformly distributed on the silencing cover plate.
Optionally, the brake pedal mechanism further comprises a mounting seat, the mounting seat is mounted on the vacuum booster, and the noise elimination sleeve is connected to the mounting seat.
Optionally, the mounting base includes left splint and right splint, left splint and right splint centre gripping respectively in noise elimination sleeve both sides.
Optionally, the noise-reduction sleeve comprises an inner layer and an outer layer, the inner layer forms the groove or the protrusion, and the outer layer is a soft rubber layer and is sleeved on the outer side surface of the inner layer.
Optionally, vacuum booster sets up a side of anterior vacuum chamber structure is equipped with a plurality of installation reference columns, and is a plurality of the installation reference column winds anterior vacuum chamber structure circumference is arranged, sleeve one end of making an uproar disappears is equipped with the mounting panel, the mounting panel seted up with the mounting hole that the installation reference column cup jointed.
Another object of the present invention is to provide a vehicle, including the above vehicle brake device.
Implement the utility model discloses an embodiment has following technological effect:
the utility model discloses a set up noise elimination sleeve cover and locate the outside of front portion vacuum cavity structure, when making the noise that vacuum booster produced spread from front portion vacuum cavity structure, block the sound that sends from front portion vacuum cavity structure through noise elimination sleeve, make the noise obtain the decay after noise elimination sleeve internal reflection to avoid the noise to directly transmit to the automobile driver's cabin, reduce the noise in the driver's cabin; in addition, a noise elimination cover plate is arranged on one end cover of the noise elimination sleeve, noise transmission is further weakened through the noise elimination cover plate, and vent holes are formed in the noise elimination cover plate, so that normal work of the vacuum booster is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
fig. 2 is an exploded view of a preferred embodiment of the present invention;
FIG. 3 is a schematic view of the preferred embodiment of the present invention not including a vacuum booster;
fig. 4 is a schematic structural view of a noise-canceling sleeve according to a preferred embodiment of the present invention.
Description of reference numerals:
1. vacuum booster, 11, front vacuum chamber structure, 12, installation reference column, 2, noise elimination sleeve, 21, protrusion, 22, outer, 3, noise elimination apron, 31, air vent, 4, brake pedal mechanism, 41, mount pad, 42, left splint, 43, right splint, 5, mounting panel, 51, mounting hole.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that the terms "left", "right", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
Referring to fig. 1 to 4, the present embodiment provides an automotive brake device including a vacuum booster 1 including a front vacuum chamber structure 11; the noise elimination sleeve 2 is sleeved outside the front vacuum chamber structure 11; the silencing cover plate 3 is arranged at an opening of one end, far away from the vacuum booster, of the silencing sleeve 2 in a covering mode, and at least one vent hole 31 used for air intake of the vacuum booster 1 is formed in the silencing cover plate 3.
The utility model discloses a set up noise elimination sleeve 2 cover and locate the outside of front portion vacuum chamber structure 11, when making the noise that vacuum booster 1 produced spread from front portion vacuum chamber structure 11, block the sound that sends from front portion vacuum chamber structure 11 through noise elimination sleeve 2, make the noise obtain the decay after noise elimination sleeve 2 internal reflection to avoid the noise to directly transmit to the automobile driver's cabin, reduce the noise in the driver's cabin; in addition, a noise elimination cover plate 3 is arranged at one end cover of the noise elimination sleeve 2, noise transmission is further weakened through the noise elimination cover plate 3, and the vent hole 31 is formed in the noise elimination cover plate 3, so that normal work of the vacuum booster 1 is guaranteed.
Referring to fig. 4, further, the inner side wall of the noise-canceling sleeve 2 of the present embodiment is provided with grooves or protrusions 21, so that noise generated by the front vacuum chamber structure 11 is reflected by the grooves or protrusions 21 formed on the inner side wall of the noise-canceling sleeve 2 and emitted to different directions to avoid linear transmission of sound, which helps to reduce the transmission efficiency of sound, and the formed grooves or protrusions 21 increase the area of the inner side of the noise-canceling sleeve 2 to absorb more noise, so that the noise is rapidly attenuated, specifically, the inner side wall of the noise-canceling sleeve 2 is formed with the protrusions 21 in the present embodiment.
Specifically, the number of the grooves or the protrusions 21 of the present embodiment is plural, and the plural grooves or the protrusions 21 extend along the axial direction of the noise elimination sleeve 2 and are arranged in parallel along the circumferential direction, so as to reflect the noise transmitted to each direction by the front vacuum chamber structure 11, reduce the linear transmission of the noise, and greatly attenuate the noise in the transmission process.
Further, in order to effectively reduce the noise generated by the front vacuum chamber structure 11 in all directions, a plurality of grooves or protrusions 21 are uniformly arranged on the inner side wall of the noise-reducing sleeve 2.
Referring to fig. 1, the number of the vent holes 31 of this embodiment is plural, and plural vent holes 31 are uniformly arranged on the noise elimination cover plate 3, so that the intake efficiency is improved, the intake of the vacuum booster 1 is stable, and the stable operation of the vacuum booster 1 is ensured.
Referring to fig. 1-3, further, still include brake pedal mechanism 4, brake pedal mechanism 4 includes mount pad 41, mount pad 41 install in vacuum booster 1, noise elimination sleeve 2 connect in mount pad 41, conveniently when connecting brake pedal mechanism 4 and vacuum booster, will make an uproar sleeve 2 cover and locate anterior vacuum chamber structure 11, realize the quick installation of noise elimination sleeve 2, in addition, mount pad 41 includes left splint 42 and right splint 43, left splint 42 and right splint 43 centre gripping respectively in noise elimination sleeve 2 both sides, make things convenient for noise elimination sleeve 2 and mount pad 41 to be connected.
The noise-reduction sleeve 2 of the embodiment comprises an inner layer and an outer layer 22, the inner layer forms the groove or the protrusion 21, the outer layer 22 is a soft rubber layer and is sleeved on the outer side surface of the inner layer, on one hand, when the noise-reduction sleeve 2 is clamped by the left clamping plate 42 and the right clamping plate 43, the friction force of clamping is increased through the soft rubber layer, and on the other hand, the situation that the surface damage of the noise-reduction sleeve 2 and the collision of the mounting seat 41 and the noise-reduction sleeve 2 are caused by the rigid connection of the mounting seat 41 and the noise-reduction sleeve 2 are avoided.
Referring to fig. 2, further, vacuum booster 1 sets up a side of anterior vacuum chamber structure 11 is equipped with a plurality of installation reference columns 12, and is a plurality of installation reference column 12 winds anterior vacuum chamber structure 11 circumference is arranged, sleeve 2 one end of making an uproar disappears is equipped with mounting panel 5, mounting panel 5 set up with mounting hole 51 that installation reference column 12 cup jointed will make an uproar sleeve 2 and install on installation reference column 12 through mounting hole 51, improve the stability of sleeve 2 installation of making an uproar to improve the reliability that sleeve 2 of making an uproar reduces the noise that vacuum booster 1 produced.
The embodiment also provides an automobile which comprises the automobile brake device, so that the noise entering the automobile cab is reduced, the interference on a driver in the driving process is reduced, and the driving safety of the driver is improved.
To sum up, the noise elimination sleeve 2 is arranged outside the front vacuum cavity structure 11 in a sleeved mode, so that when noise generated by the vacuum booster 1 is transmitted out from the front vacuum cavity structure 11, the noise elimination sleeve 2 blocks sound emitted from the front vacuum cavity structure 11, the noise is attenuated after being reflected in the noise elimination sleeve 2, the noise is prevented from being directly transmitted to an automobile cab, and the noise in the cab is reduced; in addition, a noise elimination cover plate 3 is arranged at one end cover of the noise elimination sleeve 2, noise transmission is further weakened through the noise elimination cover plate 3, and the vent hole 31 is formed in the noise elimination cover plate 3, so that normal work of the vacuum booster 1 is guaranteed.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.
Claims (10)
1. A brake apparatus for a vehicle, comprising:
a vacuum booster comprising a front vacuum chamber structure;
the noise elimination sleeve is sleeved outside the front vacuum cavity structure;
the silencing cover plate is covered on an opening at one end, far away from the vacuum booster, of the silencing sleeve, and at least one vent hole used for air intake of the vacuum booster is formed in the silencing cover plate.
2. The vehicle brake apparatus of claim 1, wherein the inner sidewall of the noise-canceling sleeve is provided with a groove or a protrusion.
3. The brake apparatus for vehicle according to claim 2, wherein the number of the grooves or projections is plural, and plural grooves or projections extend in the axial direction of the noise-canceling sleeve and are arranged in parallel in the circumferential direction.
4. The vehicle brake apparatus according to claim 3, wherein a plurality of the grooves or protrusions are uniformly arranged on an inner side wall of the noise-canceling sleeve.
5. The vehicular brake device according to any one of claims 1 to 4, wherein the vent hole is provided in plural numbers, and the plural vent holes are uniformly arranged in the muffler cover.
6. The automotive brake of claim 1, further comprising a brake pedal mechanism including a mounting base mounted to the vacuum booster, the noise dampening sleeve being connected to the mounting base.
7. The vehicle brake apparatus of claim 6, wherein the mounting seat comprises a left clamping plate and a right clamping plate, and the left clamping plate and the right clamping plate are respectively clamped on two sides of the noise elimination sleeve.
8. The vehicular brake device according to any one of claims 2 to 4, wherein the noise-canceling sleeve includes an inner layer forming the recess or projection and an outer layer which is a soft rubber layer and is fitted over an outer side surface of the inner layer.
9. The brake device of claim 1, wherein the side of the vacuum booster where the front vacuum chamber structure is located is provided with a plurality of mounting and positioning pillars, the mounting and positioning pillars are arranged around the circumference of the front vacuum chamber structure, the noise-canceling sleeve is provided with a mounting plate at one end, and the mounting plate is provided with a mounting hole sleeved with the mounting and positioning pillars.
10. A vehicle comprising a vehicle brake device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020221678.3U CN212243321U (en) | 2020-02-27 | 2020-02-27 | Automobile and braking device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020221678.3U CN212243321U (en) | 2020-02-27 | 2020-02-27 | Automobile and braking device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212243321U true CN212243321U (en) | 2020-12-29 |
Family
ID=73989552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020221678.3U Active CN212243321U (en) | 2020-02-27 | 2020-02-27 | Automobile and braking device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212243321U (en) |
-
2020
- 2020-02-27 CN CN202020221678.3U patent/CN212243321U/en active Active
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