CN107499301B - Vacuum pump installing support assembly - Google Patents
Vacuum pump installing support assembly Download PDFInfo
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- CN107499301B CN107499301B CN201710692577.7A CN201710692577A CN107499301B CN 107499301 B CN107499301 B CN 107499301B CN 201710692577 A CN201710692577 A CN 201710692577A CN 107499301 B CN107499301 B CN 107499301B
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- vacuum pump
- cavity
- vibration
- vibration reduction
- mounting plate
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- 230000009467 reduction Effects 0.000 claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000013016 damping Methods 0.000 claims description 34
- 230000000694 effects Effects 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/02—Arrangements of pumps or compressors, or control devices therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/24—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release the fluid being gaseous
- B60T13/46—Vacuum systems
- B60T13/52—Vacuum systems indirect, i.e. vacuum booster units
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/0027—Pulsation and noise damping means
- F04B39/0044—Pulsation and noise damping means with vibration damping supports
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- General Engineering & Computer Science (AREA)
- Vibration Prevention Devices (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The invention provides a vacuum pump mounting bracket assembly, and relates to the technical field of vehicle parts. The invention relates to a vacuum pump mounting bracket assembly which is used for reducing the influence of vibration on a vehicle body when a vacuum pump works. The mounting bracket comprises a first mounting plate and a second mounting plate which are arranged at intervals. One end of the vacuum pump is limited at the first mounting plate by the connection limiting mechanism, and the other end of the vacuum pump is arranged at the second mounting plate. The vibration reduction piece is arranged between the vacuum pump and the mounting bracket, so that vibration of the vacuum pump during working is reduced and transmitted to the vehicle body through the mounting bracket. According to the vacuum pump mounting bracket assembly, the connecting limiting mechanism and the vibration reduction piece are additionally arranged, so that the vacuum pump is not directly arranged on the mounting bracket, but the vibration reduction piece is arranged between the vacuum pump and the mounting bracket, the influence of vacuum pump vibration on a vehicle body is reduced, and the comfort of the vehicle is improved.
Description
Technical Field
The invention relates to the technical field of vehicle parts, in particular to a vacuum pump mounting bracket assembly.
Background
The driving motor on the new energy vehicle type gradually replaces the engine, so that the vacuum source required by the braking assistance is eliminated, and the whole vehicle starts to use the electronic vacuum pump as the vacuum source. The electronic vacuum pump can vibrate in the working process, and if the vacuum pump is directly arranged on the vehicle body, the low-frequency vibration of the whole vehicle can be caused, so that a driver and passengers feel uncomfortable. The existing electronic vacuum pump mounting bracket is used for directly connecting an electronic vacuum pump with the bracket, and the bracket is directly arranged at the vehicle body.
Disclosure of Invention
It is an object of the present invention to provide a vacuum pump mounting bracket assembly that reduces the effects of a vacuum pump on vehicle body vibrations.
In particular, the present invention provides a vacuum pump mounting bracket assembly for reducing the effect of vibration on a vehicle body when the vacuum pump is in operation, wherein the vacuum pump includes two ends, the mounting bracket assembly comprising:
the vacuum pump is arranged between the first mounting plate and the second mounting plate;
the connecting limiting mechanism is used for limiting one end of the vacuum pump to the first mounting plate, wherein the other end of the vacuum pump is arranged at the second mounting plate; and
the vibration reduction piece is arranged between the vacuum pump and the mounting bracket, and vibration of the vacuum pump during working is reduced through the vibration reduction piece and transmitted to the vehicle body through the mounting bracket.
Further, the vibration reduction piece is a rubber piece and comprises a rear vibration reduction piece, wherein the rear vibration reduction piece comprises a main vibration reduction piece and an auxiliary vibration reduction piece, and is arranged in the connecting limiting mechanism; the main vibration damper is positioned between the vacuum pump and the first mounting plate and used for reducing the vibration of the vacuum pump to be transmitted to the first mounting plate; the auxiliary vibration damper is positioned at one side of the main vibration damper and is used for limiting the torsion of the vacuum pump.
Further, the main vibration damper is a cylinder provided with a first cavity, and comprises a first end and a second end, wherein the first cavity is closed at the second end, and the other end opening of the first cavity extends to the first end of the cylinder; a plurality of first holes are arranged around the opening of the first cavity at the first end part, and an inward embedded step is arranged at the first end part, and extends from the first holes to the opening of the first cavity; the second end part is provided with a second hole at a position corresponding to the first hole;
the auxiliary vibration reduction piece is a cylinder provided with a second cavity and comprises a third end part and a fourth end part, the second cavity is closed at the fourth end part, and the other end opening of the second cavity extends to the third end part of the cylinder; a plurality of third holes are arranged around the opening of the second cavity at the third end part; the fourth end part is provided with a fourth hole at a position corresponding to the third hole; a circle of bulges are arranged at the periphery of the cylinder along the circumferential direction;
wherein a distance between the first end and the second end of the primary vibration reduction member is greater than a distance between the third end and the fourth end of the secondary vibration reduction member.
Further, the vibration damping member further includes a front vibration damping member disposed between the vacuum pump and the second mounting plate to restrict a position of the vacuum pump and reduce vibration of the vacuum pump from being transmitted to the second mounting plate.
Further, the front shock absorbing member is a circular cylinder, and a platform extending a predetermined distance in a direction perpendicular to and away from the center line is provided at the top end of the cylinder; the platform is provided with a plurality of fifth holes.
Further, a cavity matched with the front vibration reduction piece is arranged on the second mounting plate and used for mounting the front vibration reduction piece and limiting the position of the vacuum pump.
Further, the connection limiting mechanism includes:
the connecting bracket is connected with one end part of the vacuum pump;
the limiting fixed bracket is connected with the first mounting plate;
the rear vibration reduction piece is arranged between the connecting support and the limiting fixing support, and the vacuum pump, the connecting support, the rear vibration reduction piece, the limiting fixing support and the first mounting plate are sequentially connected.
Further, the connecting bracket comprises a connecting plate, the connecting plate comprises a first surface and a second surface, a plurality of first hollow bosses for point connection with the vacuum pump are arranged at the first surface, and a fastener is arranged at the hollow part and is in fastening connection with the vacuum pump; the second surface comprises a third cavity and a fourth cavity, wherein the third cavity is used for accommodating the main vibration damper, and the fourth cavity is used for accommodating the auxiliary vibration damper;
preferably, the number of the first hollow bosses is 3, and the connecting lines are arranged in an isosceles triangle;
preferably, a buckle is arranged at the opening of the fourth cavity, and the auxiliary vibration reduction piece is clamped into the fourth cavity by the buckle.
Further, the limiting fixing support is in a long plate shape and comprises a third face and a fourth face, two second hollow bosses are arranged on the third face, and the second hollow bosses are in interference fit with the first cavity and the second cavity of the main vibration reduction piece and the auxiliary vibration reduction piece respectively; clamping blocks are arranged at the symmetrical two end parts of the fixed limiting support, and are clamped with the first mounting plate so that the fixed support is fixed at the first mounting plate.
Further, two through holes are formed in the first mounting plate and correspond to the second hollow boss respectively, and the through holes are used for enabling the fastener to be connected to the hollow of the second hollow boss.
According to the vacuum pump mounting bracket assembly, the connecting limiting mechanism and the vibration reduction piece are additionally arranged, so that the vacuum pump is not directly arranged on the rotating bracket, and the influence of vibration of the vacuum pump on a vehicle body is reduced by arranging the vibration reduction piece, and the comfort of the vehicle is improved.
Further, the front vibration reduction piece and the main vibration reduction piece are in combined action, when the vacuum pump reciprocates up and down, the front vibration reduction piece and the main vibration reduction piece absorb vibration energy of the vacuum pump, and vibration energy of the vacuum pump is reduced to be transmitted to the mounting bracket; the auxiliary vibration damper is arranged on one side of the main vibration damper, and further limits the torsion of the vacuum pump.
The above, as well as additional objectives, advantages, and features of the present invention will become apparent to those skilled in the art from the following detailed description of a specific embodiment of the present invention when read in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the invention will be described in detail hereinafter by way of example and not by way of limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like parts or portions. It will be appreciated by those skilled in the art that the drawings are not necessarily drawn to scale. In the accompanying drawings:
FIG. 1 is a schematic perspective view of a vacuum pump mounted to a mounting bracket assembly according to one embodiment of the present invention;
FIG. 2 is a schematic perspective view of a vacuum pump mounted to a mounting bracket assembly according to another view angle in accordance with one embodiment of the present invention;
FIG. 3 is a schematic perspective view of a vacuum pump mounting bracket assembly according to one embodiment of the present invention;
FIG. 4 is another perspective view of a vacuum pump mounting bracket assembly according to one embodiment of the present invention;
FIG. 5 is a cross-sectional view, according to A-A, of the vacuum pump mounting bracket assembly of FIG. 4;
FIG. 6 is a schematic perspective view of a primary vibration damping member according to one embodiment of the present invention;
FIG. 7 is a cross-sectional view of the primary vibration damping member 7 of FIG. 6 taken along line B-B;
FIG. 8 is a schematic perspective view of an auxiliary vibration damping member according to one embodiment of the present invention;
FIG. 9 is a cross-sectional view of the secondary vibration damping member 8 of FIG. 8 taken along line C-C;
FIG. 10 is a schematic perspective view of a front vibration damping member according to one embodiment of the present invention;
FIG. 11 is a schematic perspective view of a connecting bracket according to an embodiment of the present invention;
FIG. 12 is a schematic perspective view of another view of a connecting bracket according to one embodiment of the invention;
FIG. 13 is a schematic perspective view of a spacing fixing bracket according to an embodiment of the present invention;
fig. 14 is a schematic perspective view of another view of a spacing fixing bracket according to an embodiment of the present invention.
Detailed Description
FIG. 1 is a schematic perspective view schematically illustrating a vacuum pump according to one embodiment of the present invention mounted to a mounting bracket assembly 100; fig. 2 is a schematic perspective view of the vacuum pump 2 from another perspective mounted on the mounting bracket assembly 100. In one embodiment, a suitable vacuum pump of the present invention is typically an electronic vacuum pump that is mounted to the vehicle body by a mounting bracket assembly 100. The existing mounting bracket assembly 100 is directly connected with the vacuum pump 2, and when the vacuum pump 2 works, vibration can be directly transmitted to the vehicle body, so that the comfort of the vehicle is affected. The vacuum pump mounting bracket assembly 100 of the present invention is used to mount the electronic vacuum pump and reduce the influence of vibration of the vacuum pump 2 on the vehicle body during operation. Generally, the vacuum pump 2 includes two ends that are secured to the mounting bracket assembly 100 by two end connections.
Fig. 3 schematically illustrates a perspective view of a vacuum pump mounting bracket assembly 100 according to an embodiment of the present invention, fig. 4 is a perspective view of the vacuum pump mounting bracket assembly 100 from another perspective, and fig. 5 is a cross-sectional view taken along line A-A in fig. 4. As shown in fig. 3-5, the vacuum pump mounting bracket assembly 100 may generally include a mounting bracket 1, a connection limiting mechanism, and a vibration dampening member. Wherein, the mounting bracket 1 comprises a first mounting plate 11 and a second mounting plate 12 which are arranged at intervals, and the vacuum pump 2 is arranged between the first mounting plate 11 and the second mounting plate 12. Of course, the mounting bracket 1 further comprises an intermediate connection plate 13 for connecting the first mounting plate 11 and the second mounting plate 12 to each other, wherein the structure and shape of the intermediate connection plate 13, the first mounting plate 11 and the second mounting plate 12 can be designed freely according to the shape of a specific vehicle, the shape and size of the vacuum pump 2 and the performance of the plate, so that the mounting bracket 1 can support the vacuum pump 2. The connection limiting mechanism is used for limiting one end of the vacuum pump 2 to the first mounting plate 11, and the other end of the vacuum pump 2 is arranged at the second mounting plate 12. The vibration damping piece is arranged between the vacuum pump 2 and the mounting bracket 1 and is used for reducing the vibration of the vacuum pump 2 during operation to be transmitted to the vehicle body through the mounting bracket 1. In general, vibration damping members are provided at both end portions of the vacuum pump 2 to prevent the vacuum pump 2 from transmitting vibration to the mounting bracket 1 and further to the vehicle body.
According to the vacuum pump mounting bracket assembly 100, the connecting limiting mechanism and the vibration reduction piece are additionally arranged, so that the vacuum pump 2 is not directly arranged on the mounting bracket, but the vibration reduction piece is arranged between the vacuum pump 2 and the mounting bracket 1, the influence of the vibration of the vacuum pump 2 on a vehicle body is reduced, and the comfort of the vehicle is improved.
As a specific embodiment, as shown in fig. 1 to 5, the first mounting plate 11 is provided with two through holes corresponding to the second hollow boss 41, respectively, for mounting the fastener 5 at the hollow of the second hollow boss 41 through the through holes (see fig. 13 to 14). The second mounting plate 12 is provided with a cavity 121 which is matched with the front vibration damper 6 (see fig. 10) for mounting the front vibration damper 6 and limiting the position of the vacuum pump 2.
In the invention, the vibration damping parts are all rubber parts. As a specific embodiment, the vibration absorbing member includes a rear vibration absorbing member, wherein the rear vibration absorbing member includes a main vibration absorbing member 7 and an auxiliary vibration absorbing member 8, and the rear vibration absorbing members are all disposed inside the connection limiting mechanism. Wherein the main vibration damper 7 is located between the vacuum pump 2 and the first mounting plate 11 for reducing the transmission of vibration of the vacuum pump 2 to the first mounting plate 11. The auxiliary damping member 8 is located at one side of the main damping member 7 for restricting the torsion of the vacuum pump 2.
Fig. 6 shows a schematic perspective view of the main damper 7 according to an embodiment of the present invention, and fig. 7 shows a sectional view taken along line B-B in fig. 6.
Specifically, as shown in fig. 6-7, the main damping member 7 is a cylinder provided with a first cavity 71, and of course, in this embodiment, the main damping member 7 is a circular cylinder, and the first cavity 71 inside is a regular hexagonal cylinder sharing a central line with the circular cylinder. The design of the specific shape can be properly adjusted according to the practical application process. The primary damping member 7 comprises a first end 72 and a second end 73, while said first cavity 71 is closed at said second end 73, i.e. one end does not extend through the cylinder, and the other end opening of said first cavity 71 extends to said first end 72 of said cylinder. A plurality of first holes 74 are provided at the first end 72 around the opening of the first cavity 71, and an inwardly directed step 75 is provided at the first end 72, said step 75 extending from the first hole 72 to the opening of the first cavity 71. The step 75 is provided for engaging with a limit fixing bracket 4 (see fig. 13 to 14) in the connection limit mechanism to limit the movement of the vacuum pump 2. The second end 73 is provided with a second hole 76 in correspondence with said first hole 74. The first hole 74 and the second hole 76 are designed to absorb vibration, further increase the vibration absorbing effect of the vibration absorbing member and reduce the transmission of vibration of the vacuum pump 2 to the mounting bracket 1.
Fig. 8 shows a schematic perspective view of the auxiliary vibration damper 8 according to an embodiment of the present invention, and fig. 9 shows a sectional view taken along line C-C in fig. 8.
As shown in fig. 8-9, as a specific embodiment, the auxiliary vibration absorbing member 8 is a cylinder provided with a second cavity 81, and in this embodiment, the auxiliary vibration absorbing member 8 is a circular cylinder, which includes a third end 82 and a fourth end 83. The second cavity 81 is a cavity sharing a central line with the auxiliary vibration damper 8. The second cavity 81 in this embodiment is a regular hexagonal cavity. The second cavity 81 is closed at the fourth end 83, i.e. does not extend through the auxiliary vibration damper 8. The other end opening of the second cavity 81 extends to the third end 82 of the cylinder. A plurality of third holes 84 are provided around the opening of the second cavity 81 at the third end 82. The fourth end portion 83 is provided with a fourth hole 85 at a position corresponding to the third hole 84. The third and fourth holes 84 and 85 have the same function as the first and second holes 74 and 76, respectively, to further increase the damping effect of the damping member. In addition, a ring of projections 86 is provided circumferentially at the outer periphery of the cylinder. The protrusions 86 serve to increase the radial pressure of the auxiliary damping member 8 against the fourth cavity 34 when the auxiliary damping member 8 is mounted in the fourth cavity (see fig. 11-12) of the connection bracket 3, reducing the torsion of the vacuum pump 2.
As a specific embodiment, the distance between the first end 72 and the second end 73 of the primary damping member 7 is greater than the distance between the third end 82 and the fourth end 83 of the secondary damping member 8. In other words, the main damping member 7 has a higher height than the auxiliary damping member 8, and plays a main damping role.
Fig. 10 shows a schematic bulk structure of the front damper 6 according to an embodiment of the present invention. As shown in fig. 10, the vibration damping member further includes a front vibration damping member 6, and the front vibration damping member 6 is disposed between the vacuum pump 2 and the second mounting plate 12 to limit the position of the vacuum pump 2 and reduce the transmission of vibration of the vacuum pump 2 to the second mounting plate 12. The front shock absorbing member is a circular cylinder, and has a platform 61 extending a predetermined distance in a direction perpendicular to and away from the center line at the top end of the cylinder. The annular cylinder snaps into the cavity 121 of the illustrated second mounting plate 12 (see fig. 1-5) to connect and limit the connection of the vacuum pump 2 to the second mounting plate 12. The platform 61 is clamped around the opening of the cavity 121, so that the vibration of the vacuum pump 2 is reduced to be transmitted to the second mounting plate 12. Preferably, a plurality of fifth holes 62 are provided at the platform 61. The fifth holes 62 serve to absorb vibration energy, increasing the vibration damping effect of the front vibration damping member 6.
As shown in fig. 1-5, the connection limiting mechanism comprises a connection bracket 3 and a limiting fixed bracket 4. Wherein the connecting bracket 3 is connected with one end of the vacuum pump 2. The limiting fixed support 4 is connected with the first mounting plate 11. The rear vibration reduction piece is arranged between the connecting bracket 3 and the limiting fixed bracket 4, and the vacuum pump 2, the connecting bracket 3, the rear vibration reduction piece, the limiting fixed bracket 4 and the first mounting plate 11 are sequentially connected.
Fig. 11 shows a schematic perspective view of the connection bracket 3 according to an embodiment of the present invention, and fig. 12 shows a schematic perspective view of another view of the connection bracket 3. As shown in fig. 11-12, the connecting bracket 3 includes a first connecting plate 31, the first connecting plate 31 includes a first surface and a second surface, a plurality of first hollow bosses 32 for point connection with the vacuum pump 2 are disposed at the first surface, and the fastening member 5 is disposed at a hollow portion to be fastened and connected with the vacuum pump 2. The second face comprises a third cavity 33 and a fourth cavity 34, wherein the third cavity 33 is used for accommodating the main damping piece 7, and the fourth cavity 34 is used for accommodating the auxiliary damping piece 8. As a preferred embodiment, the number of the first hollow bosses 32 is 3, the first connecting plate 31 is T-shaped, the first hollow bosses 32 are disposed at three ends of the T-shape, and the connecting lines are disposed in an isosceles triangle shape. Preferably, a buckle 35 is provided at the opening of the fourth cavity 34, and the auxiliary vibration damper 8 is clamped into the fourth cavity by the buckle 35.
Fig. 13 is a schematic perspective view showing a limiting fixing bracket 4 according to an embodiment of the present invention, and fig. 14 is a schematic perspective view showing another view of the limiting fixing bracket 4.
As shown in fig. 13-14, the limiting fixing support 4 is in a long plate shape, and comprises a third surface and a fourth surface, two second hollow bosses 41 are arranged on the third surface, and the second hollow bosses 41 are in interference fit with the first cavity 71 and the second cavity 81 of the main vibration damper 7 and the auxiliary vibration damper 8 respectively. Clamping blocks 42 are arranged at symmetrical two end parts of the fixed limiting support, and the clamping blocks 42 are clamped with the first mounting plate 11 so that the fixed support is fixed at the first mounting plate 11.
Specifically, in this embodiment, the connection and installation steps of the vacuum pump 2 and the vacuum pump mounting bracket assembly 100 include:
the first step, the front vibration damper 6 is sleeved at one end of the vacuum pump 2 and is installed in the cavity 121 of the second mounting plate 12, so that one end of the vacuum pump 2 is limited and fixed on the second mounting plate 12;
the second step, the other end of the vacuum pump 2 is connected with the mounting bracket 1 through a fastener 5, and is mainly fastened and connected at a first mounting boss of the mounting bracket 1;
thirdly, placing the main vibration damper 7 into a third cavity 33 of the connecting bracket 3, and clamping the auxiliary vibration damper 8 into a fourth cavity 34 of the connecting bracket 3;
fourthly, inserting the two second hollow bosses 41 on the limiting fixed support 4 into the first cavity 71 and the second cavity 81 of the main vibration damper 7 and the auxiliary vibration damper 8 respectively;
fifthly, clamping the installed limiting fixed support 4 on the first mounting plate 11 through a clamping block 42;
and sixthly, the fastening piece 5 is directly inserted into the hollow part of the hollow boss on the limit fixing support 4 through two through holes on the first mounting plate 11, and the mounting is finished.
Wherein, preferably, the fastener 5 is a bolt. And in the third, fourth and sixth steps, the interference fit is adopted to increase the tightness and reduce the shaking of the vacuum pump 2.
By now it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described herein in detail, many other variations or modifications of the invention consistent with the principles of the invention may be directly ascertained or inferred from the present disclosure without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and deemed to cover all such other variations or modifications.
Claims (9)
1. A vacuum pump mounting bracket assembly for reducing the effects of vibration on a vehicle body when the vacuum pump is in operation, the vacuum pump comprising two ends, the mounting bracket assembly comprising:
the vacuum pump is arranged between the first mounting plate and the second mounting plate;
the connecting limiting mechanism is used for limiting one end of the vacuum pump to the first mounting plate, wherein the other end of the vacuum pump is arranged at the second mounting plate; and
the vibration reduction piece is arranged between the vacuum pump and the mounting bracket and used for reducing the vibration of the vacuum pump during working to be transmitted to the vehicle body through the mounting bracket;
the vibration reduction piece is a rubber piece and comprises a rear vibration reduction piece, wherein the rear vibration reduction piece comprises a main vibration reduction piece and an auxiliary vibration reduction piece, and is arranged in the connecting limiting mechanism; the main vibration damper is positioned between the vacuum pump and the first mounting plate and used for reducing the vibration of the vacuum pump to be transmitted to the first mounting plate; the auxiliary vibration damper is positioned at one side of the main vibration damper and used for limiting the torsion of the vacuum pump;
the primary vibration reduction member includes a first end portion and a second end portion;
the auxiliary vibration reduction piece is a cylinder provided with a second cavity and comprises a third end part and a fourth end part, and a circle of protrusions are arranged at the periphery of the cylinder along the circumferential direction;
the connecting limiting mechanism comprises a third cavity and a fourth cavity, wherein the third cavity is used for accommodating the main vibration reduction piece, and the fourth cavity is used for accommodating the auxiliary vibration reduction piece;
wherein a distance between the first end and the second end of the primary vibration reduction member is greater than a distance between the third end and the fourth end of the secondary vibration reduction member.
2. A vacuum pump mounting bracket assembly according to claim 1, wherein,
the main vibration damper is a cylinder provided with a first cavity, the first cavity is closed at the second end, and the other end opening of the first cavity extends to the first end of the cylinder; a plurality of first holes are arranged around the opening of the first cavity at the first end part, and an inward embedded step is arranged at the first end part, and extends from the first holes to the opening of the first cavity; the second end part is provided with a second hole at a position corresponding to the first hole;
one end of the second cavity is closed at the fourth end, and the other end opening of the second cavity extends to the third end of the column body; a plurality of third holes are arranged around the opening of the second cavity at the third end part; the fourth end is provided with a fourth hole at a position corresponding to the third hole.
3. A vacuum pump mounting bracket assembly according to claim 1, wherein,
the vibration damping piece further comprises a front vibration damping piece, wherein the front vibration damping piece is arranged between the vacuum pump and the second mounting plate, so that the position of the vacuum pump is limited, and vibration of the vacuum pump is reduced to be transmitted to the second mounting plate.
4. A vacuum pump mounting bracket assembly according to claim 3, wherein,
the front shock absorbing member is a circular cylinder, and a platform extending a preset distance along the direction vertical to and far away from the central line is arranged at the top end of the cylinder; the platform is provided with a plurality of fifth holes.
5. A vacuum pump mounting bracket assembly according to claim 3 or 4, wherein,
and a cavity matched with the front vibration reduction piece is arranged on the second mounting plate and is used for mounting the front vibration reduction piece and limiting the position of the vacuum pump.
6. A vacuum pump mounting bracket assembly according to claim 2, wherein,
the connection limiting mechanism comprises:
the connecting bracket is connected with one end part of the vacuum pump;
the limiting fixed bracket is connected with the first mounting plate;
the rear vibration reduction piece is arranged between the connecting support and the limiting fixing support, and the vacuum pump, the connecting support, the rear vibration reduction piece, the limiting fixing support and the first mounting plate are sequentially connected.
7. A vacuum pump mounting bracket assembly according to claim 6, wherein,
the connecting bracket comprises a first connecting plate, the first connecting plate comprises a first surface and a second surface, a plurality of first hollow bosses for point connection with the vacuum pump are arranged at the first surface, and a fastener is arranged at the hollow part and is in fastening connection with the vacuum pump; the second face comprises the third cavity and the fourth cavity;
the opening part of the fourth cavity is provided with a buckle, and the auxiliary vibration reduction piece is clamped into the fourth cavity by the buckle.
8. A vacuum pump mounting bracket assembly according to claim 7, wherein,
the limiting fixing support is in a long plate shape and comprises a third face and a fourth face, two second hollow bosses are arranged on the third face, and the second hollow bosses are in interference fit with the first cavity and the second cavity of the main vibration reduction piece and the auxiliary vibration reduction piece respectively; clamping blocks are arranged at the symmetrical two end parts of the fixed limiting support, and are clamped with the first mounting plate so that the fixed support is fixed at the first mounting plate.
9. A vacuum pump mounting bracket assembly according to claim 8, wherein,
the first mounting plate is provided with two through holes which correspond to the two second hollow bosses respectively and are used for enabling the fastener to be connected to the hollow of the second hollow boss through the through holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710692577.7A CN107499301B (en) | 2017-08-14 | 2017-08-14 | Vacuum pump installing support assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710692577.7A CN107499301B (en) | 2017-08-14 | 2017-08-14 | Vacuum pump installing support assembly |
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| Publication Number | Publication Date |
|---|---|
| CN107499301A CN107499301A (en) | 2017-12-22 |
| CN107499301B true CN107499301B (en) | 2024-01-19 |
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| CN201710692577.7A Active CN107499301B (en) | 2017-08-14 | 2017-08-14 | Vacuum pump installing support assembly |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3081803B1 (en) * | 2018-05-31 | 2020-11-20 | Renault Sas | SUPPORT DEVICE FOR A VACUUM PUMP FIXED IN AN ENGINE COMPARTMENT OF A VEHICLE |
| CN109703544A (en) * | 2018-12-27 | 2019-05-03 | 浙江零跑科技有限公司 | A kind of new energy vehicle electric vacuum pump Y-direction shock attenuation device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359103A (en) * | 2013-07-31 | 2013-10-23 | 安徽江淮汽车股份有限公司 | Vacuum pump support assembly and automobile |
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2017
- 2017-08-14 CN CN201710692577.7A patent/CN107499301B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103359103A (en) * | 2013-07-31 | 2013-10-23 | 安徽江淮汽车股份有限公司 | Vacuum pump support assembly and automobile |
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