CN207349082U - A kind of automotive electronics vacuum pump apparatus - Google Patents
A kind of automotive electronics vacuum pump apparatus Download PDFInfo
- Publication number
- CN207349082U CN207349082U CN201721039454.5U CN201721039454U CN207349082U CN 207349082 U CN207349082 U CN 207349082U CN 201721039454 U CN201721039454 U CN 201721039454U CN 207349082 U CN207349082 U CN 207349082U
- Authority
- CN
- China
- Prior art keywords
- disposed
- upper cover
- rotor
- motor
- flange
- 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
Links
- 238000009413 insulation Methods 0.000 claims description 5
- 239000004744 fabric Substances 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 10
- 229910002804 graphite Inorganic materials 0.000 abstract description 10
- 239000010439 graphite Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000030279 gene silencing Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Landscapes
- Applications Or Details Of Rotary Compressors (AREA)
- Rotary Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
It the utility model is related to a kind of automotive electronics vacuum pump apparatus, including upper cover, flange and motor, there is upper cover in the upper end of motor by flanged joint, the rotor being connected with the main shaft of motor is installed inside upper cover, in rotor blade is disposed with around even circumferential, the side of flange is connected with air inlet pipe, opposite side is provided with and the corresponding sheath of exhaust outlet, exhaust ports on flange are provided with ports valve plate, it is close to be disposed with fan-shaped valve block on the downside of the valve plate with holes, the valve rod of the sector valve block is passed through from the middle part of valve plate with holes and fixed, the lower end of rotor is disposed with bottom plate, the inserts axle sleeve being sleeved on main shaft is disposed with the middle part of bottom plate, the upper end outer ledge of inserts axle sleeve is disposed with a circle inclined-plane, rubber pad is installed between the cover board and upper cover inside top of rotor upper end.The utility model is simple in structure, can effectively prevent the air of outside to be inhaled into exhaust outlet, can prevent graphite from entering in motor, noise is small, with small vibration, and using effect is good.
Description
Technical field
Electronic vacuum pump field is the utility model is related to, more particularly to a kind of automotive electronics vacuum pump apparatus.
Background technology
For orthodox car, to meet the emission request of engine, the vacuum in the auxiliary booster of braking system obtains
Less than guarantee；For motor vehicle driven by mixed power and pure electric vehicle, without vacuum source, case above be required for by electronic vacuum pump into
Row compensation.The most of main engine plants of the country are blade construction electronic vacuum pumps at present, and performance is also fine, but there are some to ask
Topic：
1st, when the pump housing stops, the negative pressure that inside exhaust ports produce can suck wet air, water and other impurities, lead
Causing pump body to condense substantial amounts of water makes blade disintegration, final pump housing failure.
2nd, after vacuum pump long-term work, the rotor in vacuum pump goes out a large amount of graphite, a part of graphite meeting with blade wear
Rotor rotates and throws away cavity, but another part graphite can enter motor with motor shaft, cause motor shaft stuck, final electronics
Failure of vacuum pump.
3rd, noise and vibration are inherently produced during electronic vacuum pump work, but design of the existing vacuum pump to this at present
Vibration isolation erasure effect is simultaneously bad, is improving electronic vacuum boost pump NVH：That is Noise (noise), Vibration (vibration) and
Effect in terms of Harshness (sound vibration roughness, can also generically be interpreted as uneven pliable) is not very notable.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of automotive electronics vacuum pump apparatus, simple in structure, can
Effectively to prevent the air of outside to be inhaled into exhaust outlet, it can prevent graphite from entering in motor, noise is small, with small vibration, makes
It is good with effect.
Technical solution is used by the utility model solves its technical problem：A kind of automotive electronics vacuum pump dress is provided
Put, including there are upper cover in upper cover, flange and motor, the upper end of the motor by flanged joint, are installed inside the upper cover
There is the rotor being connected with the main shaft of motor, the rotor is interior to be disposed with blade, the side of the flange around even circumferential
It is connected with air inlet pipe, opposite side is provided with to be provided with the corresponding sheath of exhaust outlet, the exhaust ports on the flange
Ports valve plate, is close to be disposed with fan-shaped valve block on the downside of the valve plate with holes, the valve rod of the sector valve block is worn in the middle part of valve plate with holes
To cross and fix, the lower end of the rotor is disposed with bottom plate, and the inserts axle sleeve being sleeved on main shaft is disposed with the middle part of the bottom plate,
The upper end outer ledge of the inserts axle sleeve is disposed with a circle inclined-plane, is disposed with the upside of the inserts axle sleeve and is sleeved on main shaft
On shifting block, rubber pad is installed between the cover board and upper cover inside top of the rotor upper end.
Preferably, the upper surface of the inserts axle sleeve is higher than the upper surface of bottom plate.
Further, it is disposed with the middle part of the valve rod and heaves limiting section, this is heaved limiting section and is located at valve plate with holes
Upside.
Further, the sound insulation of some radial arrangements of the inside top of the upper cover is raised.
Beneficial effect：A kind of automotive electronics vacuum pump apparatus is the utility model is related to, it is simple in structure, added in exhaust ports
Umbrella valve, solve the pump housing it is out of service when, inside exhaust ports produce negative pressure by wet air, water and other impurities suck
The problem of；Base arrangement is improved, the pump housing operationally, can effectively prevent graphite that rotor blade is worn along motor
Axis enters motor internal, the effective service life for extending blade construction electronic vacuum pump；Upper cover is improved, is cast using metal aluminum alloy
Part, around adds reinforcing rib, effectively improves heat dissipation performance, and reduces noise, improves NVH；Improve flange arrangement, effective drop
Jitter amplitude during low use, improves NVH characteristics.
Brief description of the drawings
Fig. 1 is the main structure figure of the utility model；
Fig. 2 is the overlooking structure figure of the utility model；
Fig. 3 is the A-A of Fig. 2 to broken section structure chart；
Fig. 4 is the B-B direction broken section structure chart of Fig. 2；
Fig. 5 is the cut-away view of upper cover described in the utility model.
Diagram：1st, upper cover；2nd, flange；3rd, motor；4th, sheath；5th, rubber pad；6th, rotor；7th, bottom plate；8th, cover board；9th, leaf
Piece；10th, valve rod；11st, limiting section is heaved；12nd, valve plate with holes；13rd, fan-shaped valve block；15th, inserts axle sleeve；16th, main shaft；17th, sound insulation
It is raised；18th, air inlet pipe；19th, shifting block.
Embodiment
With reference to specific embodiment, the utility model is expanded on further.It is to be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, reading the content of the utility model instruction
Afterwards, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms equally fall within this Shen
Please the appended claims limited range.
As shown in Figs. 1-5, the embodiment of the utility model is related to a kind of automotive electronics vacuum pump apparatus, including upper cover 1,
Flange 2 and motor 3, the upper end of the motor 3 are connected with upper cover 1 by flange 2, are provided with inside the upper cover 1 and electricity
The connected rotor 6 of the main shaft 16 of machine 3, the rotor 6 is interior to be disposed with blade 9, the side of the flange 2 around even circumferential
It is connected with air inlet pipe 18, opposite side is provided with sheath 4 corresponding with exhaust outlet, the exhaust ports installation on the flange 2
There is valve plate 12 with holes, fan-shaped valve block 13 is close to be disposed with the downside of the valve plate 12 with holes, and the valve rod 10 of the sector valve block 13 is from band
The middle part of ports valve plate 12 is through fixing, and the lower end of the rotor 6 is disposed with bottom plate 7, and the middle part of the bottom plate 7 is disposed with set
Inserts axle sleeve 15 on main shaft 16, the upper end outer ledge of the inserts axle sleeve 15 are disposed with a circle inclined-plane, and described is embedding
The upside of part axle sleeve 15 is disposed with the shifting block 19 being sleeved on main shaft 16, cover board 8 and 1 medial roof of upper cover of 6 upper end of rotor
Rubber pad 5 is installed between portion.
As a kind of embodiment of the utility model, when wherein rotor 6 is connected rotation by shifting block 19 with motor 3, drive
Blade 9 is slided along the inner chamber body inner wall of upper cover 1, and due to inner chamber body and 6 decentraction of rotor, the cycle of rotation of blade 9 changes chamber
The size of room, so as to cause draught head, completes air-breathing and the process of exhaust.By varying the size of chamber, pumping can be improved
Speed, while consider the service life of rotor 6 and blade 9, the volume of suitable inner chamber body should be selected.
Fan-shaped valve block 13 plays the role of check valve, and when the pump housing stops, fan-shaped valve block 13 can prevent inside exhaust ports from producing
Raw negative pressure sucks wet air, water and other impurities, plays the role of protecting the pump housing.
Bottom plate 7 adds inserts axle sleeve 15, and has done an oblique angle in inserts axle sleeve 15, even if powdered graphite is from shifting block
Place leaks, and powdered graphite also can coordinate be higher by platform along the Board position on earth of the angular flow on inserts, inserts with bottom plate
Rank, more effectively prevents graphite dust from entering motor bearings, avoids motor failure, substantially prolongs the service life of motor.
The upper surface of the inserts axle sleeve 15 is higher than the upper surface of bottom plate 7.
The middle part of the valve rod 10, which is disposed with, heaves limiting section 11, this is heaved limiting section 11 and is located at the upper of valve plate 12 with holes
Side, the convenient fan-shaped valve block 13 of installation.
Further, the sound insulation protrusion 17 of some radial arrangements of the inside top of the upper cover 1, upper cover 1 with
Rubber pad 5 forms muffler lid, and upper cover 1 uses aluminum alloy materials, and reinforcing rib is added around it, adds whole blimp
Thermal diffusivity, hardness and rigidity.And the puigging when air-flow by rubber pad 5 into 17 formation of sound insulation protrusion of upper cover,
So as to fulfill the effect of silencing and damping.So as to improve the NVH of boost pump.
The utility model is simple in structure, and umbrella valve is added in exhaust ports, solve the pump housing it is out of service when, in exhaust outlet
The problem of negative pressure that portion produces sucks wet air, water and other impurities；Base arrangement is improved, the pump housing operationally, can
It is effective to extend blade construction electricity effectively to prevent the graphite that rotor blade is worn from entering motor internal along motor shaft
The service life of sub- vacuum pump；Upper cover is improved, using metal aluminum alloy casting, reinforcing rib is around added, effectively improves heat dissipation performance,
And reduce noise, improve NVH；Flange arrangement is improved, effectively reduces the jitter amplitude during use, improves NVH spies
Property.
Claims (4)
1. a kind of automotive electronics vacuum pump apparatus, including upper cover (1), flange (2) and motor (3), the upper end of the motor (3)
Upper cover (1) is connected with by flange (2), the rotor being connected with the main shaft of motor (3) (16) is installed inside the upper cover (1)
(6), blade (9) is disposed with around even circumferential in the rotor (6), the side of the flange (2) is connected with air inlet pipe
(18), opposite side is provided with and the corresponding sheath of exhaust outlet (4), it is characterised in that the exhaust ports on the flange (2)
Ports valve plate (12) is provided with, is close to be disposed with fan-shaped valve block (13) on the downside of the valve plate (12) with holes, the sector valve block (13)
Valve rod (10) from the middle part of valve plate with holes (12) through fix, the lower end of the rotor (6) is disposed with bottom plate (7), described
Bottom plate (7) in the middle part of be disposed with the inserts axle sleeve (15) being sleeved on main shaft (16), outside the upper end of the inserts axle sleeve (15)
Lateral edges are disposed with a circle inclined-plane, and the shifting block (19) being sleeved on main shaft (16) is disposed with the upside of the inserts axle sleeve (15),
Rubber pad (5) is installed between the cover board (8) and upper cover (1) inside top of described rotor (6) upper end.
2. automotive electronics vacuum pump apparatus according to claim 1, it is characterised in that：The inserts axle sleeve (15) it is upper
End face is higher than the upper surface of bottom plate (7).
3. automotive electronics vacuum pump apparatus according to claim 1, it is characterised in that：The middle part cloth of the valve rod (10)
It is equipped with and heaves limiting section (11), this heaves the upside that limiting section (11) is located at valve plate with holes (12).
4. automotive electronics vacuum pump apparatus according to claim 1, it is characterised in that：The medial roof of the upper cover (1)
The sound insulation of the radial arrangement in some of portion is raised (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721039454.5U CN207349082U (en) | 2017-08-18 | 2017-08-18 | A kind of automotive electronics vacuum pump apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721039454.5U CN207349082U (en) | 2017-08-18 | 2017-08-18 | A kind of automotive electronics vacuum pump apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207349082U true CN207349082U (en) | 2018-05-11 |
Family
ID=62412618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721039454.5U Expired - Fee Related CN207349082U (en) | 2017-08-18 | 2017-08-18 | A kind of automotive electronics vacuum pump apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207349082U (en) |
-
2017
- 2017-08-18 CN CN201721039454.5U patent/CN207349082U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180511 |