CN206017088U - Electric vacuum pump of automobile - Google Patents
Electric vacuum pump of automobile Download PDFInfo
- Publication number
- CN206017088U CN206017088U CN201621025652.1U CN201621025652U CN206017088U CN 206017088 U CN206017088 U CN 206017088U CN 201621025652 U CN201621025652 U CN 201621025652U CN 206017088 U CN206017088 U CN 206017088U
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- CN
- China
- Prior art keywords
- pump case
- motor
- construction opening
- cylinder sleeve
- electric vacuum
- 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)
- Compressor (AREA)
Abstract
This utility model is related to a kind of auto parts machinery, more particularly to a kind of electric vacuum pump of automobile.This utility model provides following technical scheme：A kind of electric vacuum pump of automobile, include motor, pump case, pump case and be provided with construction opening, check valve and cylinder sleeve and motor linkage is respectively equipped with construction opening and can be at the piston cup moved back and forth in cylinder sleeve, piston cup is connected by bent axle with the motor shaft of motor by connecting rod, the longitudinal direction of pump case is respectively arranged at two ends with construction opening, the cylinder sleeve and check valve being connected with pump case is respectively equipped with construction opening, the transverse ends of pump case are closed end face, and pump case has towards one end of motor can be with the bottom construction opening of motor installation.Using above-mentioned technical proposal, there is provided concentricity, good airproof performance when a kind of holding connecting rod is assembled with pump case construction opening, the electric vacuum pump of automobile of stable, simple structure.
Description
Technical field
This utility model is related to a kind of auto parts machinery, more particularly to a kind of electric vacuum pump of automobile.
Background technology
Electric vacuum pump is the vacuum source of vacuum automobile water brake, force aid system, its mainly by motor, be set up in electricity
The longitudinal direction of pump case, pump case on machine is respectively arranged at two ends with construction opening, be respectively equipped with two construction openings check valve and cylinder sleeve and
Motor linkage and the piston cup moved back and forth in cylinder sleeve is can be at, piston cup is by the motor shaft of connecting rod and motor by song
Axle connects, and one end that connecting rod is connected with bent axle is had two panels into ringent holding piece, fixed by screw between two holding pieces
Connecting rod is promoted to lock with bent axle, check valve is provided with the pipeline being connected with external equipment.
Installing hole is offered on traditional pump case side wall corresponding with connecting rod holding piece, in assembling process, first will be even
Bar is connected with motor shaft by bent axle, installs pump case, then extend in pump case specific purpose tool by installing hole on motor
Locking is implemented to the screw at the holding piece of connecting rod.In assembling process, although concentric between connecting rod and pump case construction opening
Degree is corrected, but specific purpose tool can be caused to rock to connecting rod when implementing locking to the locking on holding piece, make good same of correction
Heart degree changes.Such structure and assembling mode can cause piston cup leather cup, and in cylinder sleeve, all directions stress is not
With, easily cause stress big where abrasion aggravation, make product failure, so as to help for the more preferable vacuum of internal car systems
Power.And the installing hole on pump case is stated after assembling on the implementation and is needed by being blocked, and easily occurs revealing at the closure.
Content of the invention
In view of the shortcomings of the prior art, this utility model is provided a kind of holding connecting rod and is assembled with pump case construction opening
When concentricity, good airproof performance, the electric vacuum pump of automobile of stable, simple structure.
For achieving the above object, this utility model provides following technical scheme：A kind of electric vacuum pump of automobile, includes
Motor, the pump case being set up on motor, pump case are provided with construction opening, be respectively equipped with construction opening check valve and cylinder sleeve and
Motor linkage and the piston cup moved back and forth in cylinder sleeve is can be at, piston cup is by the motor shaft of connecting rod and motor by song
Axle connects, and one end that connecting rod is connected with bent axle has two panels into ringent holding piece, solid by securing member between two holding pieces
Fixed connection, it is characterised in that：The longitudinal direction of described pump case is respectively arranged at two ends with construction opening, is respectively equipped with and pump at construction opening
The cylinder sleeve and check valve of shell connection, the transverse ends of pump case are closed end face, and pump case has towards one end of motor can be with electricity
The bottom construction opening that machine is installed.
Using above-mentioned technical proposal, longitudinal two ends of pump case are provided with the construction opening for implementing installation with cylinder sleeve and check valve,
Transverse ends are Closed End, and connecting rod first can be implemented to install in assembling process by such structure by bent axle and motor shaft,
And connecting rod and the concentricity enforcement correction of the construction opening of pump case, then the holding piece on connecting rod is locked, can also be again after locking
Secondary check and correction is implemented to concentricity, after concentricity is consistent, then implement to be connected by pump case and motor, so setting can ensure connecting rod
It is consistent with the concentricity of pump case construction opening, and is not in change in assembling process, makes making for the electric vacuum pump
With more stable, and structure is more simple, assembles more convenient, and is not provided with installing hole on Closed End so as to seal
Point is reduced, and therefore, the sealing of pump case then can be more preferable.
This utility model is further arranged to：Check valve is provided with noise reduction valve, and the noise reduction valve is included and is connected with check valve
Jointing and the valve body being connected with jointing, be provided with placed cavity in valve body, the bottom of placed cavity is provided with and promotes placed cavity
With the steam vent of turned on outside, place intracavity and be provided with the compression noise reduction block that fits with placed cavity bottom end face, jointing and valve
The end of body connection is provided with and extends to the extension block that places intracavity and contradicted with compression noise reduction block.
Wherein, compression noise reduction block is the silencing cotton through overcompression.
Using above-mentioned technical proposal, what the setting of noise reduction valve can reduce or eliminate that check valve occurs in use makes an uproar
Sound.By place intracavity arrange through overcompression silencing cotton, not only easy for installation, and the amount of inserting of noise-reducing block without the need for
Implement control during assembling so that the noise reduction of valve body is more preferably, the setting of jointing be then for the ease of valve body with unidirectional
Valve implement connection, and in placed cavity be used for load noise reduction block space can pass through adjust jointing implement control, make plus
The product that work goes out has uniformity, while also improving erasure effect.
This utility model is further set to：The construction opening of pump case is located at the edge of cylinder sleeve installation place and is provided with short slot,
Pad is provided between cylinder sleeve and construction opening.
Using above-mentioned technical proposal, the setting of short slot is easy to adjust assembling and during later maintenance to cylinder sleeve and pad
Remove.
Below in conjunction with the accompanying drawings this utility model is further described.
Description of the drawings
Schematic perspective views of the Fig. 1 for this utility model embodiment；
Decomposing schematic representations of the Fig. 2 for this utility model embodiment；
Fig. 3 is the structural representation of noise reduction valve in this utility model embodiment；
Fig. 4 is the structural representation of pump case in this utility model embodiment.
Specific embodiment
A kind of electric vacuum pump of automobile as shown in Fig. 1 Fig. 4, include motor 1, the pump case 2 being set up on motor 1,
Pump case 2 is provided with construction opening 21, is respectively equipped with check valve 3 and cylinder sleeve 4 and motor 1 links and can be at construction opening 21
The piston cup 5 moved back and forth in cylinder sleeve 4, piston cup 5 are connected by bent axle 12 with the motor shaft 11 of motor 1 by connecting rod 6,
Connecting rod 6 has two panels into ringent holding piece 61 with one end that bent axle 12 is connected, and passes through securing member 62 between two holding pieces 61
It is fixedly connected, the securing member can be bolt 62, and the longitudinal direction of pump case 2 is respectively arranged at two ends with construction opening 21, and construction opening 21 is punished
The cylinder sleeve 4 and check valve 3 that with pump case 2 are connected is not provided with, and the transverse ends of pump case 2 are closed end face 22, and pump case 2 is towards motor
1 one end has the bottom construction opening 23 that can be installed with motor 1.In such scheme, longitudinal two ends of pump case 1 are provided with and cylinder sleeve
4 and check valve 3 implement install construction opening 21, transverse ends be Closed End 22, such structure, can in assembling process
First connecting rod 6 is implemented to install with motor shaft 11 by bent axle 12, and to connecting rod 6 and the concentricity reality of the construction opening 21 of pump case 1
Correction is applied, then the holding piece 61 on connecting rod 6 is locked, after locking, can also implement check and correction again to concentricity, concentricity keeps
After consistent, then pump case 2 is implemented to be connected with motor 1, the concentricity that can ensure connecting rod 6 and 2 construction opening 21 of pump case is so set
It is consistent, and is not in change in assembling process, makes the use of the electric vacuum pump more stable, and structure is more
Simply, assemble more convenient, and be not provided with installing hole on Closed End 22 so as to which seal point is reduced, therefore, pump case 2 close
Envelope property then can be more preferable.
In this utility model embodiment, check valve 3 is provided with noise reduction valve 7, and the noise reduction valve 7 is included and connected with check valve 3
The jointing 71 for connecing and the valve body 72 being connected with jointing 71, are provided with placed cavity 721, the bottom of placed cavity 721 in valve body 72
Portion is provided with the steam vent 722 for promoting placed cavity 721 and turned on outside, is provided with and pastes with 721 bottom end face of placed cavity in placed cavity 721
The compression noise reduction block 73 of conjunction, the end that jointing 71 is connected with valve body 72 be provided with extend in placed cavity 721 and with compression
The extension block 711 that noise reduction block 73 is contradicted.Compression noise reduction block 73 is the silencing cotton through overcompression.The setting of noise reduction valve 7 can reduce or
Eliminate the noise that check valve 3 occurs in use.By arranging the silencing cotton through overcompression in placed cavity 721, not only
Easy for installation, and the amount of inserting of noise-reducing block 73 is without the need for implementing control in assembling, so that the noise reduction of valve body 72 is more
Good, the setting of jointing 71 is implemented to be connected for the ease of valve body 72 and check valve 3, and to being used in placed cavity 721
The space for loading noise reduction block 73 can pass through to adjust the enforcement control of jointing 71, make the product for processing that there is uniformity, while
Also improve erasure effect.
In this utility model embodiment, the construction opening 21 of pump case 2 is provided with short slot positioned at the edge of 4 installation place of cylinder sleeve
211, pad 8 is provided between cylinder sleeve 4 and construction opening 21.When implementing dismounting to pad 8 and cylinder sleeve 4 if necessary, operator can
Insert a finger in short slot 211, the edge enforcement extraction that will extend into cylinder sleeve 4 and pad 8 in short slot 211 both may be used.
Claims (4)
1. a kind of electric vacuum pump of automobile, includes motor, the pump case being set up on motor, pump case and is provided with construction opening, peace
Check valve and cylinder sleeve and motor linkage are respectively equipped with dress opening and can be at the piston cup moved back and forth in cylinder sleeve, piston
Leather cup is connected by bent axle with the motor shaft of motor by connecting rod, and one end that connecting rod is connected with bent axle has two panels into ringent
Holding piece, is fixedly connected by securing member between two holding pieces, it is characterised in that：The longitudinal direction of described pump case is respectively arranged at two ends with
Construction opening, is respectively equipped with the cylinder sleeve and check valve being connected with pump case at construction opening, the transverse ends of pump case are closed end
Face, pump case have the bottom construction opening that can be installed with motor towards one end of motor.
2. electric vacuum pump of automobile according to claim 1, it is characterised in that：Described check valve is provided with noise reduction valve,
The noise reduction valve includes the jointing being connected with check valve and the valve body being connected with jointing, is provided with placed cavity in valve body,
The bottom of placed cavity is provided with the steam vent for promoting placed cavity and turned on outside, and placement intracavity is provided with is fitted with placed cavity bottom end face
Compression noise reduction block, the end that jointing is connected with valve body be provided with extend to place intracavity and with compression noise reduction block contradict
Extension block.
3. electric vacuum pump of automobile according to claim 2, it is characterised in that：Described compression noise reduction block is through overcompression
Silencing cotton.
4. the electric vacuum pump of automobile according to claim 1 or 2 or 3, it is characterised in that：The construction opening position of the pump case
Short slot is provided with the edge of cylinder sleeve installation place, pad between cylinder sleeve and construction opening, is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621025652.1U CN206017088U (en) | 2016-08-31 | 2016-08-31 | Electric vacuum pump of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621025652.1U CN206017088U (en) | 2016-08-31 | 2016-08-31 | Electric vacuum pump of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206017088U true CN206017088U (en) | 2017-03-15 |
Family
ID=58258462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621025652.1U Expired - Fee Related CN206017088U (en) | 2016-08-31 | 2016-08-31 | Electric vacuum pump of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206017088U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116378928A (en) * | 2023-06-07 | 2023-07-04 | 沈阳海龟医疗科技有限公司 | Reciprocating type vacuum compression all-in-one machine |
-
2016
- 2016-08-31 CN CN201621025652.1U patent/CN206017088U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116378928A (en) * | 2023-06-07 | 2023-07-04 | 沈阳海龟医疗科技有限公司 | Reciprocating type vacuum compression all-in-one machine |
| CN116378928B (en) * | 2023-06-07 | 2023-08-01 | 沈阳海龟医疗科技有限公司 | Reciprocating type vacuum compression all-in-one machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20210831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |