CN207389186U - Electric vacuum pump with damping device - Google Patents
Electric vacuum pump with damping device Download PDFInfo
- Publication number
- CN207389186U CN207389186U CN201721276350.6U CN201721276350U CN207389186U CN 207389186 U CN207389186 U CN 207389186U CN 201721276350 U CN201721276350 U CN 201721276350U CN 207389186 U CN207389186 U CN 207389186U
- Authority
- CN
- China
- Prior art keywords
- vacuum pump
- cupuliform
- main damper
- cavity
- damping device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
The utility model belongs to new-energy automobile electric vacuum pump appliance technology more particularly to a kind of electric vacuum pump with damping device.The utility model discloses the electric vacuum pumps with damping device, and including vacuum pump body, the one side of the vacuum pump body is connected with cupuliform support plate, and cupuliform fixed seat is fixedly installed on U-bracket, main damper is provided in cupuliform fixed seat；The both sides of the vacuum pump body are arranged on by main damper on assembly fixing bracket.The beneficial effects of the utility model are：Structure is safe and reliable, and damping performance is good.But relatively high to the requirement of vehicle mounting arrangement, installation space is larger, by changing stent shape, it can be achieved that any direction is installed.
Description
Technical field
The utility model belongs to new-energy automobile electric vacuum pump appliance technology more particularly to a kind of band damping device
Electric vacuum pump.
Background technology
New-energy automobile is increasingly paid attention to, but since inside electric vacuum pump, to move back and forth, radial direction can be caused
Out-of-balance force, so that vibrations can be caused.And there is electric vacuum pump under the severe inertia impact operating mode of vehicle traveling and come off.Base
In continuous improvement of the current new-energy automobile to vehicle NVH performance requirements, and the considerations of automobile reliability, security.Special open is sent out
A electric vacuum pump shock-damping structure for being suitable for moving back and forth.
The content of the invention
The purpose of this utility model is that solve the problems, such as techniques discussed above, it is safe and reliable to provide a kind of structure, damping
It is functional.But relatively high to the requirement of vehicle mounting arrangement, installation space is larger, by changing stent shape, it can be achieved that appointing
The electric vacuum pump with damping device of meaning direction installation, technical solution are as follows：
Electric vacuum pump with damping device, including vacuum pump body, which is characterized in that the one of the vacuum pump body
Side is connected with cupuliform support plate, and cup-shaped cavity is offered on the cupuliform support plate, and interference fit is provided with main damper in cup-shaped cavity；Institute
The opposite side for the vacuum pump body stated is connected with U-bracket, is fixedly installed cupuliform fixed seat on U-bracket, in cupuliform fixed seat
It is provided with main damper；The both sides of the vacuum pump body are arranged on by main damper on assembly fixing bracket.
Preferred embodiment is that cavity is offered on the main damper, and assembly fixing bracket includes shaped support, shaping branch
One end of frame is fixedly installed axis pin, and one end of axis pin is connected with the cavity of the main damper on cupuliform support plate；The shaping
The other end of stent is connected with fixing piece, and one end of fixing piece is connected with the cavity of the main damper in cupuliform fixed seat, fixing piece
The other end offer internal thread hole, fixing piece is tightened by internal thread hole and connector and is assembled in shaped support.
Preferred embodiment is that square boss is provided on the fixing piece, and square hole, fixing piece are offered in shaped support
When being connected in shaped support, square boss is arranged in square hole.
Preferred embodiment is that there are three pin shaft holes for setting on assembly fixing bracket.
Preferred embodiment is to be provided with limit shock absorber on the cupuliform support plate.
Preferred embodiment is that the limit shock absorber is provided with hexagon cavity and the impartial hole of dislocation.
Preferred embodiment is that the cavity set on the main damper is hexagon cavity and two opposed dislocation equalization holes
Chamber is provided with step in the both ends of the surface of the main damper.
Electric vacuum pump provided by the utility model with damping device, when in use, cup-shaped holder and cup-shaped cavity
Setting be to place main damper.The setting of main damper is to improve the cushioning ability of entire vacuum pump so that punching
Energy is hit effectively to be absorbed.Together with electric vacuum pump is assembled by main damper with assembly fixing bracket, main damper outer ring
It is fixed by the cup-shaped cavity in cup-shaped holder, inner ring can effectively prevent vehicle from travelling severe inertia by the axis pin positioning on stent
There is product under impact operating mode to come off.
The utility model passes through axis pin, main damper, fixing piece and the support bracket fastened setting Motorized vacuum of assembly
Pump can be freely rotated, and can preferably absorb impact force when stress shakes.
The utility model set limit shock absorber effect be：To prevent that amount of spin is excessive, peripheral component is caused to be interfered, it is right
The amount of spin of electric vacuum pump carries out /V.
The assembly fixing bracket of the utility model can realize that electric vacuum pump quick assembling is installed, and may realize electricity
Dynamic vacuum pump meets the layout direction flexibility for connecing gas port of electric vacuum pump around the axial installation being arbitrarily rotated by 90 °.
The cup-shaped holder and cupuliform fixed seat of the utility model are mounted directly with electric vacuum pump, and main damper is assemblied in cup
Shape intracavitary can prevent main damper excessive deformation from causing damage, and play the main damper of safe and reliable protection, make main damper
Keep fully and muchly its good damping effect.
The beneficial effects of the utility model are：Structure is safe and reliable, and damping performance is good.It but will to vehicle mounting arrangement
Ask relatively high, installation space is larger, by changing stent shape, it can be achieved that any direction is installed.
Description of the drawings
Fig. 1 the utility model mounting structure explosive views；
Fig. 2 assembly fixing rack structure figures；
The main damper schematic diagrames of Fig. 3；
Fig. 4 limit shock absorber design structures；
Fig. 5 vacuum pumps one side structure diagram；
Fig. 6 vacuum pump opposite side structure diagrams
Fig. 7 cup-shaped holder schematic diagrames.
Fig. 8 fixing pieces and connector connection diagram.
Specific embodiment
With reference to Fig. 1 to Fig. 8 specific illustrative embodiments：
Electric vacuum pump with damping device, including vacuum pump body 6, which is characterized in that the vacuum pump body 6
One side is connected with cupuliform support plate 2, and cup-shaped cavity 21 is offered on the cupuliform support plate 2, and 21 interference fits are provided with master in cup-shaped cavity
Damper 3；The opposite side of the vacuum pump body 6 is connected with U-bracket 4, and cupuliform fixed seat is fixedly installed on U-bracket 4
5, main damper 3 is provided in cupuliform fixed seat 5；The both sides of the vacuum pump body 6 are arranged on assembly by main damper 3
On fixing bracket 1.
Preferred embodiment is that cavity 31 is offered on the main damper 3, and assembly fixing bracket 1 includes shaped support 11,
One end of shaped support 11 is fixedly installed axis pin 12, one end of axis pin 12 and the cavity 31 of the main damper 3 on cupuliform support plate 2
It is connected；The other end of the shaped support 11 is connected with fixing piece 13, and one end and the master in cupuliform fixed seat of fixing piece 13 subtract
The cavity of shake device is connected, and the other end of fixing piece 13 offers internal thread hole 14, and fixing piece passes through internal thread hole and connector
15 tighten and are assembled in shaped support.
Preferred embodiment is that square boss 16 is provided on the fixing piece 13, square hole 17 is offered in shaped support,
When fixing piece is connected in shaped support, square boss is arranged in square hole.
Preferred embodiment is that there are three pin shaft holes 18 for setting on assembly fixing bracket 1.
Preferred embodiment is to be provided with limit shock absorber 7 on the cupuliform support plate 2.
Preferred embodiment is that the limit shock absorber 7 is provided with hexagon cavity 71 and the impartial hole 72 of dislocation.
Preferred embodiment is that the cavity set on the main damper 3 is equal for the opposed dislocation of hexagon cavity 31 and two
Vestibules 32 are waited, step 33 is provided in the both ends of the surface of the main damper.
Assembly fixing bracket is welded as a whole by the axis pin of shaped support and fixed main damper, and fixing piece passes through interior spiral shell
The external screw thread of pit and connector, which is tightened, to be assembled in shaped support.The square hole of shaped support structure design and the side of fixing piece
Shape boss coordinates, it is ensured that fixing piece is being assembled with applying torque during connector, meanwhile, the centre of location position of fixing piece.Into
Three pin holes set on type stent, can arbitrarily weld two fixed pins, be rotated so as to fulfill vacuum pump relative to setting angle
90 degree.
Main shock absorber design, is molded using silicon rubber vulcanization, and both ends of the surface design step is realized and is packed into cup in main damper
When in the cup-shaped cavity of shape support plate, end face rigidity reduces, and is conducive to damping and assembling, and outside diameter is in interference fit with cup-shaped cavity,
During assembling, a small amount of water is applied, can be easily assembled；Six sides of hexagon cavity and the outside diameter interference of fixed pin and fixing piece are matched somebody with somebody
It closes, six corners are in gap state, are conducive to rubber parts deformation and absorb impact energy, reach damping purpose；Design two opposed mistakes
The impartial vestibule in position, reduces the radial rigidity of product, reaches good damping performance；
The function of limit shock absorber serve not only as damping use, be additionally operable to /V vacuum pump amount of spin, prevent vacuum pump with
Peripheral component is interfered.The purpose of hexagon cavity is to reduce damper shock stiffness, absorbs impact energy；The impartial hole of dislocation is for drop
Low product radial rigidity, until comfort cushioning function.
The design element of vacuum pump body：Design cupuliform support plate is fixed on by tapping screw on vacuum pump, cupuliform support plate
On 3 screw holes can arbitrarily with the hole of vacuum pump upper end assemble, realize 90 degree rotate functions；U-bracket passes through screw
It is directly fixedly connected with vacuum pump, cupuliform fixed seat is fixed to by screw on U-bracket；Cupuliform support plate dress limit shock absorber
Shape chamber, it is special to design boss in shape accent due to being gap-matched, limit shock absorber end face is blocked, prevents from coming off.
At work, the impact endurance test shock radially generated, by two main dampers, can effectively absorb impact energy, shock insulation rate
More than 95% can be reached, and limit shock absorber ensures the rotatably mounted angle of product in controlled range；Main damper outer diameter is mounted in cup
Shape intracavitary, cavity are positioned by fixed pin shaft, the higher structural strength of guarantee.Ensure in any case, vacuum pump all will not be from
It comes off on assembly fixing bracket.
Claims (7)
1. the electric vacuum pump with damping device, including vacuum pump body, which is characterized in that the one side of the vacuum pump body
Cupuliform support plate is connected with, cup-shaped cavity is offered on the cupuliform support plate, interference fit is provided with main damper in cup-shaped cavity；It is described
The opposite side of vacuum pump body be connected with U-bracket, cupuliform fixed seat is fixedly installed on U-bracket, is set in cupuliform fixed seat
It is equipped with main damper；The both sides of the vacuum pump body are arranged on by main damper on assembly fixing bracket.
2. the electric vacuum pump with damping device as described in claim 1, which is characterized in that opened up on the main damper
There is cavity, assembly fixing bracket includes shaped support, and one end of shaped support is fixedly installed axis pin, one end of axis pin and cupuliform
The cavity of main damper on support plate is connected；The other end of the shaped support is connected with fixing piece, one end of fixing piece and cup
The cavity of main damper in shape fixed seat is connected, and the other end of fixing piece offers internal thread hole, and fixing piece passes through interior spiral shell
Pit is tightened with connector and is assembled in shaped support.
3. the electric vacuum pump with damping device as claimed in claim 2, which is characterized in that be provided on the fixing piece
Square boss offers square hole in shaped support, and when fixing piece is connected in shaped support, square boss is arranged in square hole
It is interior.
4. the electric vacuum pump with damping device as described in claim 1, which is characterized in that be provided on assembly fixing bracket
Three pin shaft holes.
5. the electric vacuum pump with damping device as described in claim 1, which is characterized in that set on the cupuliform support plate
There is limit shock absorber.
6. the electric vacuum pump with damping device as claimed in claim 5, which is characterized in that the limit shock absorber is set
There are hexagon cavity and the impartial hole of dislocation.
7. the electric vacuum pump with damping device as described in claim 1, which is characterized in that set on the main damper
Cavity for hexagon cavity and two opposed dislocation equalization vestibules, be provided with step in the both ends of the surface of the main damper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721276350.6U CN207389186U (en) | 2017-09-30 | 2017-09-30 | Electric vacuum pump with damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721276350.6U CN207389186U (en) | 2017-09-30 | 2017-09-30 | Electric vacuum pump with damping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207389186U true CN207389186U (en) | 2018-05-22 |
Family
ID=62330692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721276350.6U Expired - Fee Related CN207389186U (en) | 2017-09-30 | 2017-09-30 | Electric vacuum pump with damping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207389186U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600060A (en) * | 2017-09-30 | 2018-01-19 | 湖州知谷汽车零部件有限公司 | Electric vacuum pump with damping device |
-
2017
- 2017-09-30 CN CN201721276350.6U patent/CN207389186U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600060A (en) * | 2017-09-30 | 2018-01-19 | 湖州知谷汽车零部件有限公司 | Electric vacuum pump with damping device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 Termination date: 20180930 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |