CN207470383U - A kind of high-speed piston formula electric vacuum pump pump body structure - Google Patents
A kind of high-speed piston formula electric vacuum pump pump body structure Download PDFInfo
- Publication number
- CN207470383U CN207470383U CN201721311468.8U CN201721311468U CN207470383U CN 207470383 U CN207470383 U CN 207470383U CN 201721311468 U CN201721311468 U CN 201721311468U CN 207470383 U CN207470383 U CN 207470383U
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- China
- Prior art keywords
- piston
- pump
- pump case
- piston chamber
- electric vacuum
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Abstract
The utility model is related to new-energy automobile brake assist system technical field more particularly to a kind of high-speed piston formula electric vacuum pump pump body structures.The technical solution adopted in the utility model is：A kind of high-speed piston formula electric vacuum pump pump body structure, including pump case structure, the right side of pump case structure is the first assembly side, the upper end of pump case structure is the second assembly side, pump case structure is positively connected with covering plate structure, first assembly side connecting cylinder shape first piston chamber, second assembly side connecting cylinder shape second piston chamber, pump case inside configuration center is equipped with cylindrical piston rotation axis, the front of piston rotation axis is equipped with motor connection axle, and piston rotation axis back center position links together with first piston link.The utility model has the advantages that：Simple in structure, easy to use, performance is more stablized in use, and it is more preferable to vacuumize efficiency, makes high-speed piston formula electric vacuum pump more safe and reliable in use, use cost is lower.
Description
Technical field
The utility model is related to new-energy automobile brake assist system technical field more particularly to a kind of high-speed piston formula electricity
Dynamic vacuum pump body structure.
Background technology
The vacuum pump used in pure electric vehicle, hybrid power and other types new-energy automobile brake assist system, at present
Market is mostly low speed piston type vacuum pump or high speed blade vacuum pump, low speed piston type vacuum pump can not meet volume compared with
Big brake booster, and there are the perishable hidden danger of blade for high speed blade vacuum pump.In view of a little combination of the two, we
Have developed high-speed piston formula vacuum pump, the odds for effectiveness of existing express pump, but also with the service life advantage of piston pump, and in automobile
Industry is pursued under light-weighted demand, by the volume and Mass lost of product.
Utility model content
The purpose of this utility model is to provide a kind of high-speed piston formula electric vacuum pump pump body structure, it uses completely new knot
Structure designs, and will solve the problems, such as that link mechanism is insecure and easily breaks down, and runs in use more steadily, and
Its structure is simple, more convenient when in use, and more safe and reliable during use, production cost is than relatively low.
The technical solution of the utility model is as follows：
A kind of high-speed piston formula electric vacuum pump pump body structure, it is characterised in that：Including pump case structure, the pump case
The right side of structure is the first assembly side, and the upper end of the pump case structure is the second assembly side, the front of the pump case structure
It is connected with covering plate structure, the first assembly side connecting cylinder shape first piston chamber, the second assembly side connecting cylinder shape
Second piston chamber, the pump case inside configuration center are equipped with cylindrical piston rotation axis, the piston rotation axis
Front is equipped with motor connection axle, and the motor connection axle is pierced by from the center of the covering plate structure, the piston rotation axis
Back center position links together with first piston link, and the first piston link rear end is equipped with L-type second piston
Link is linked together by connecting fixed column between the secret second piston link of first piston link, institute
The center for stating connection fixed column is connected with first piston main body, and the other end of the first piston main body is assemblied in described the
Inside one piston chamber, the second piston link upper end connects second piston main body, the second piston main body it is another
End is assemblied in the inside of the second piston chamber, and the right end position of the first piston chamber is equipped with cylindrical air exhaust nozzle,
The top of the second piston chamber is equipped with exhaust nozzle, the right end position of the first piston chamber and the second piston chamber
Air transfer pipeline, the center of the central shaft of the first piston chamber and the second piston chamber are equipped between the top of room
Not in the same plane, the bottom of the pump case structure is equipped with a few shaped base stents to axis.
Further, the pump case structure is integrally formed by metal aluminium material by way of mold injection.
Further, the base support is equipped with 4 equally distributed mounting holes.
Further, the position that the covering plate structure is connect with the pump case Standard is equipped with sealing structure.
The beneficial effects of the utility model：
The utility model is simple in structure, easy to use, and performance is more stablized in use, and it is more preferable to vacuumize efficiency,
Make high-speed piston formula electric vacuum pump more safe and reliable in use, use cost is lower.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the utility model；
Fig. 2 is the front schematic view of the utility model；
Fig. 3 is the leftschematic diagram of the utility model；
Fig. 4 is the right side schematic view of the utility model；
Fig. 5 is the schematic top plan view of the utility model；
Fig. 6 is the elevational schematic view of the utility model；
Fig. 7 is the dimensional structure diagram of the utility model second direction；
Fig. 8 is the diagrammatic cross-section of the utility model A-A positions；
Fig. 9 is the diagrammatic cross-section of the utility model B-B positions；
In figure：1st, pump case structure, 2, covering plate structure, 3, first piston chamber, 4, second piston chamber, 5, piston rotation
Axis, 6, motor connection axle, 7, first piston link, 8, second piston link, 9, connection fixed column, 10, first piston master
Body, 11, second piston main body, 12, air exhaust nozzle, 13, first piston chamber, 14, exhaust nozzle, 15, base support.
Specific embodiment
As shown in Figures 1 to 9, a kind of high-speed piston formula electric vacuum pump pump body structure, it uses completely new structure design,
The effect of rapid vacuumizing is realized by simple structure, effect is more preferable in use, and in use more
Add conveniently, more flexible when being installed, production cost is lower, can use the whole of high-speed piston formula electric vacuum pump
Cost reduction.It includes pump case structure 1, it is place's shell of pump body structure.The right side of the pump case structure 1 is the first assembling
End, the upper end of the pump case structure 1 is the second assembly side, and the pump case structure 1 is positively connected with covering plate structure 2, it
Pump case sealing structure is got up, it is ensured that vacuumizing effect is more preferable in use, therefore this position is required in connection
Ensure the compactness of connection.The first assembly side connecting cylinder shape first piston chamber 3, by first piston chamber 3 come into
The operation that row extracts.The second assembly side connecting cylinder shape second piston chamber 4, sky is carried out by second piston chamber 4
Gas transfer operation.1 inner hub location of pump case structure is equipped with cylindrical piston rotation axis 5, its rotation band branch piston
Rotation, so as to provide power for the process that vacuumizes.The front of the piston rotation axis 5 is equipped with motor connection axle 6, it makes
Used time links together with motor rotation axis, and energy is provided for the entire pump housing.The motor connection axle 6 is from the covering plate structure 2
Center be pierced by.The 5 back center position of piston rotation axis links together with first piston link 7, makes piston
The rotation of rotation axis 5 drives the rotation of first piston link 7.7 rear end of first piston link is equipped with L-type second piston
Link 8, the rotation of first piston link 7 can drive the rotation of second piston link 8.The first piston link 7
It is linked together between the secret second piston link 8 by connecting fixed column 9.The center of the connection fixed column 9
First piston main body 10 is connected with, the other end of the first piston main body 10 is assemblied in inside the first piston chamber 3, is led to
The movement inside first piston chamber 3 is crossed to carry out air suction process.8 upper end of second piston link connects second piston
Main body 11, the other end of the second piston main body 11 is assemblied in the inside of the second piston chamber 4, by second piston
It moves to carry out transfer discharge to the air of extraction in the inside of chamber 4.The right end position of the first piston chamber 3 is equipped with circle
Cylindricality air exhaust nozzle 12, it links together with new-energy automobile brake assist system, so as to which its internal air be smoked, makes it
Inside become vacuum state, the using effect for making brake assist system is more preferable.The top of the second piston chamber 4 is equipped with row
Gas nozzle 14 is discharged air by it.The right end position of the first piston chamber 3 and the top of the second piston chamber 4
Air transfer pipeline 13, the central shaft of the central shaft of the first piston chamber 3 and the second piston chamber 4 are equipped between end
Not in the same plane, motor first drives first piston main body to be moved to the left when in use, and the shifting of first piston main body
The dynamic movement for driving second piston main body downward, air exhaust nozzle starts air suction process during this, and the gas being then pumped into is by empty
Gas transfer pipe is entered in second piston chamber, and after piston rotation axis turns to half-turn, first piston main body starts to the right
It is mobile, and second piston main body is begun to move up, and the gas of suction is discharged, this process of repetition reaches the effect vacuumized
Fruit.The bottom of the pump case structure 1 is equipped with a few shaped base stents 15, and installation is more convenient in use, installation site
It is more flexible.
Preferably, the pump case structure 1 is integrally formed by metal aluminium material by way of mold injection, make part
Quality it is lighter, when being more convenient, and processing when in use molding be easier, element precision higher is more reliable when in use.
Preferably, the base support 15 is equipped with 4 equally distributed mounting holes, when installation is fixed more
It is convenient.
Preferably, the position of the covering plate structure 2 and 1 assembly connection of pump case structure is equipped with sealing structure, make
Being completely embedded property between them is more preferable, and the leakproofness of connection is more secure, makes the vacuumizing effect in the pump housing more preferable.
The above is the preferred embodiment of the utility model, it is noted that for the ordinary skill of the art
For personnel, under the premise of principle described in the utility model is not departed from, several improvement or replacement can also be made, these improvement
Or it replaces and also should be regarded as the scope of protection of the utility model.
Claims (4)
1. a kind of high-speed piston formula electric vacuum pump pump body structure, it is characterised in that：Including pump case structure (1), the pump case
The right side of body structure (1) is the first assembly side, and the upper end of the pump case structure (1) is the second assembly side, the pump case knot
Structure (1) is positively connected with covering plate structure (2), the first assembly side connecting cylinder shape first piston chamber (3), and described second
Assembly side connecting cylinder shape second piston chamber (4), pump case structure (1) inner hub location turn equipped with cylindrical piston
Moving axis (5), the front of the piston rotation axis (5) are equipped with motor connection axle (6), and the motor connection axle (6) is from the cover board
The center of structure (2) is pierced by, and piston rotation axis (5) the back center position is connected to first piston link (7)
Together, first piston link (7) rear end is equipped with L-type second piston link (8), the first piston link (7)
It is linked together between the secret second piston link (8) by connecting fixed column (9), in the connection fixed column (9)
Heart position is connected with first piston main body (10), and the other end of the first piston main body (10) is assemblied in the first piston chamber
Room (3) is internal, second piston link (8) the upper end connection second piston main body (11), the second piston main body (11)
The other end be assemblied in the inside of the second piston chamber (4), the right end position of the first piston chamber (3) is equipped with circle
Cylindricality air exhaust nozzle (12), the top of the second piston chamber (4) are equipped with exhaust nozzle (14), the first piston chamber (3)
Air transfer pipeline (13), the first piston chamber are equipped between right end position and the top of the second piston chamber (4)
The central shaft of the central shaft of room (3) and the second piston chamber (4) not in the same plane, the pump case structure (1)
Bottom is equipped with a few shaped base stents (15).
2. a kind of high-speed piston formula electric vacuum pump pump body structure according to claim 1, it is characterised in that：The pump case
Body structure (1) is integrally formed by metal aluminium material by way of mold injection.
3. a kind of high-speed piston formula electric vacuum pump pump body structure according to claim 1, it is characterised in that：The pedestal
Stent (15) is equipped with 4 equally distributed mounting holes.
4. a kind of high-speed piston formula electric vacuum pump pump body structure according to claim 1, it is characterised in that：The cover board
Structure (2) and the position of pump case structure (1) assembly connection are equipped with sealing structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721311468.8U CN207470383U (en) | 2017-10-12 | 2017-10-12 | A kind of high-speed piston formula electric vacuum pump pump body structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721311468.8U CN207470383U (en) | 2017-10-12 | 2017-10-12 | A kind of high-speed piston formula electric vacuum pump pump body structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207470383U true CN207470383U (en) | 2018-06-08 |
Family
ID=62267849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721311468.8U Expired - Fee Related CN207470383U (en) | 2017-10-12 | 2017-10-12 | A kind of high-speed piston formula electric vacuum pump pump body structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207470383U (en) |
-
2017
- 2017-10-12 CN CN201721311468.8U patent/CN207470383U/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 |
Granted publication date: 20180608 Termination date: 20191012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |