CN206130288U - Novel vacuum check valve - Google Patents
Novel vacuum check valve Download PDFInfo
- Publication number
- CN206130288U CN206130288U CN201621069103.4U CN201621069103U CN206130288U CN 206130288 U CN206130288 U CN 206130288U CN 201621069103 U CN201621069103 U CN 201621069103U CN 206130288 U CN206130288 U CN 206130288U
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- China
- Prior art keywords
- vacuum
- valve body
- valve
- seal washer
- pressure sensor
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Abstract
The utility model provides a novel vacuum check valve, belongs to check valve technical field, and including vacuum pump connection valve nozzle, valve body and sealed diaphragm, the valve body includes that valve body main part and vacuum booster connect the valve nozzle, and the valve body main part includes lateral part cavity and vacuum cavity, and sealed diaphragm setting is between vacuum pump connection valve nozzle and valve body, the valve body still includes seal ring, vacuum pressure sensor and apron, the valve body main part includes the plush copper recess of upper portion cavity, the interior centre of upper portion cavity and the vacuum degree detection end of lower part, seal ring sets up on the plush copper recess, the vacuum pressure sensor includes the sensor, and vacuum pressure sensor settings is in the cavity of the upper portion of valve body main part, and the sensor is pressed and is put on seal ring, the apron sets up in vacuum pressure sensor top, the seal ring middle part is the seal ring through -hole, and upper portion is provided with vacuum cavity intercommunicating pore A in the valve body, the beneficial effects of the utility model are that: vacuum pressure's that can the real -time detection vacuum cavity size realizes the vacuum pump intermittent type work energy -conserving requirement of realization that just can meet the demands.
Description
Technical field
This utility model be a kind of vacuum check valve, more particularly to a kind of novel evacuated list for being related to vacuum pressure sensor
To valve, belong to check valve technical field.
Background technology
Vacuum check valve i.e. operating pressure are less than the check valve of normal atmosphere, are hydraulic brake system of motor vehicle
An important safety component, between vacuum booster and brake vacuum source, its major function is vacuum automobile
High vacuum produced by source (petrol engine or vacuum pump), unidirectional savings is in vacuum booster, it is ensured that vacuum servo
There is enough vacuum in device, it is ensured that under various operating modes, automobile has enough servo vacuum power.During brake pedal,
Vacuum booster produces power-assisted in the presence of inner and outer air pressure difference, increases braking action, it is ensured that normal brake application action, realizes machine
Dynamic vehicle safety slows down or brakes.
In vacuum check valve generally in motor vehicles, the practical vacuum degree of its vacuum chamber can not obtain definite timely anti-
Feedback, vacuum pump needs constantly to work always, that is to say, that needs to expend larger energy, just can guarantee that enough vacuum
Degree, can just make automobile have enough servo vacuum power, otherwise be easy to cause vehicle accident.
Utility model content
The purpose of this utility model is in above-mentioned existing vacuum check valve technology, there is the practical vacuum of its vacuum chamber
Degree can not obtain definitely timely feeding back, and vacuum pump needs constantly to work always, need to expend larger energy, just can guarantee that
There is the defect of enough vacuum, there is provided novel vacuum check valve, can reach the practical vacuum degree of its vacuum chamber can obtain
Definitely timely feed back, vacuum pump need not constantly work always, energy is saved, it is ensured that there is the mesh of enough vacuum
's.
To achieve these goals this utility model is adopted the technical scheme that：A kind of novel vacuum check valve, including it is true
Empty pump connection valve nozzle, valve body and seal membrane, the vacuum pump connection valve nozzle is arranged on valve body side, outside vacuum pump connection valve nozzle
Top is vacuum input, and vacuum pump connection valve nozzle is with valve body with ultrasonic bonding connection；The valve body include valve body and
Vacuum booster connects valve nozzle, and the vacuum booster connection valve nozzle is arranged on valve body rear, vacuum booster connection valve
Mouth outer end is vacuum outfan, and vacuum booster connection valve nozzle is with valve body with ultrasonic bonding connection；The valve body master
Body includes side pocket and vacuum chamber, and the seal membrane is arranged on side pocket bottom, vacuum pump connection valve nozzle and valve
Between body；
The valve body also includes seal washer, vacuum pressure sensor and cover plate；The valve body is structure as a whole, valve
Phosphor bodies include the vacuum degree measurement end of the plush copper groove in the middle of in top cavity, top cavity and bottom；The vacuum inspection
Survey end front end face and be provided with display panel；At the middle part of valve body, spherical in shape, the seal washer is arranged on convex the vacuum chamber
On head groove；
The vacuum pressure sensor includes sensor, and vacuum pressure sensor is arranged on the top cavity of valve body
Interior, the sensor of vacuum pressure sensor bottom is pressed on seal washer；The cover plate is arranged on vacuum pressure sensor
Side, and be fixedly connected with valve body upper end；
The seal washer middle part is seal washer through hole, and seal washer through hole top is sensor base, sealing gasket
Circle is connected and sealed valve body and vacuum pressure sensor；Valve body middle and upper part is provided with vacuum chamber intercommunicating pore A, the vacuum chamber
Intercommunicating pore A connects vacuum chamber with seal washer through hole；Valve body opposite side is provided with vacuum chamber passage, the vacuum chamber ventilation
Hole upper end contacts with vacuum pressure sensor side lower part.The sensor both sides are provided with pin.
The plush copper bottom portion of groove surface of the valve body is provided with seal membrane sealed muscle protruding upward, the sealing
Diaphragm seal muscle is annular, and seal membrane is press-fitted with seal membrane sealed muscle.
The side pocket lower surface of the valve body is provided with seal washer sealed muscle protruding upward, the sealing
Washer sealing muscle is annular, and seal washer is press-fitted with seal washer sealed muscle.
The side that the valve body is connected with vacuum input is provided with vacuum chamber intercommunicating pore B.
The cover plate is ultrasonic bonding connection with valve body upper end.
Power input, signal output and public terminal GND are provided with the display panel, vacuum degree measurement end is defeated by signal
Go out to provide signal.
The vacuum chamber passage bottom is provided with passage bottom cavity.
Compared with prior art, the beneficial effects of the utility model are：Can be with real-time detection with pressure sensing check valve
The size of the vacuum pressure of vacuum chamber, according to the size of pressure the startup and stopping of vacuum pump are realized, realize being knocked off between vacuum pump
Work can just meet requirement and realize power conservation requirement.When can realize that vacuum pressure reaches higher limit, vacuum pump quits work, check valve
Closed holding vacuum.Vacuum pump startup is started working when vacuum pressure reaches lower limit, is reached the upper limit and is quit work again, reaches section
The purpose of energy.
Description of the drawings
Fig. 1 is：This utility model front view；
Fig. 2 is：Figure 1A-A sectional views；
Fig. 3 is：Fig. 2A portions enlarged drawing；
Fig. 4 is：This utility model upward view；
Fig. 5 is：Valve body front view；
Fig. 6 is：Fig. 5 B-B sectional views.
Description of reference numerals：Vacuum pump connection valve nozzle 1, valve body 2, valve body 201, side pocket 2011, vacuum chamber
2012nd, vacuum degree measurement end 2013, display panel 2014, plush copper groove 2015, top cavity 2016, vacuum booster connection valve nozzle
202nd, seal washer 203, vacuum pressure sensor 204, sensor 2041, pin 2042, cover plate 205, seal membrane 3, sealing
Packing ring through hole 4, vacuum chamber intercommunicating pore A 5, vacuum chamber passage 6, seal membrane sealed muscle 7, seal washer sealed muscle 8, vacuum
Input 9, vacuum chamber intercommunicating pore B 10, power input 11, signal output 12, public terminal GND 13.
Specific embodiment
Below in conjunction with the accompanying drawings the utility model is described in further detail with specific embodiment, but not as to this utility model
Restriction.
As shown in Figures 1 to 6, a kind of novel vacuum check valve, including vacuum pump connection valve nozzle 1, valve body 2 and seal membrane
3, the vacuum pump connection valve nozzle 1 is arranged on the side of valve body 2, and vacuum pump connects the outer end of valve nozzle 1 for vacuum input 9, vacuum
Pump connects valve nozzle 1 with valve body 2 with ultrasonic bonding connection；The valve body 2 includes valve body 201 and vacuum booster connection valve
Mouth 202, the vacuum booster connection valve nozzle 202 is arranged on the rear of valve body 201, outside vacuum booster connection valve nozzle 202
Top is vacuum outfan, and vacuum booster connection valve nozzle 202 is with valve body 201 with ultrasonic bonding connection；The valve body
Main body 201 includes side pocket 2011 and vacuum chamber 2012, the seal membrane 3 be arranged on the bottom of side pocket 2011,
Vacuum pump connects between valve nozzle 1 and valve body 2；
The valve body 2 also includes seal washer 203, vacuum pressure sensor 204 and cover plate 205；The valve body 201
It is structure as a whole, valve body 201 includes the plush copper groove 2015 in the middle of in top cavity 2016, top cavity 2016 and bottom
Vacuum degree measurement end 2013；The front end face of vacuum degree measurement end 2013 is provided with display panel 2014；The vacuum chamber 2012
At the middle part of valve body 201, spherical in shape, the seal washer 203 is arranged on plush copper groove 2015；
The vacuum pressure sensor 204 includes sensor 2041, and vacuum pressure sensor 204 is arranged on valve body
In 201 top cavity 2016, the sensor 2041 of the bottom of vacuum pressure sensor 204 is pressed on seal washer 203；It is described
Cover plate 205 is arranged on the top of vacuum pressure sensor 204, and is fixedly connected with the upper end of valve body 2；The type of vacuum pressure sensor 204
Number be US9011-100-8；
The middle part of the seal washer 203 is seal washer through hole 4, and the top of seal washer through hole 4 is the bottom of sensor 2041
Portion, seal washer 203 is connected and sealed valve body 2 and vacuum pressure sensor 204；The middle and upper part of valve body 2 is provided with vacuum chamber
Intercommunicating pore A 5, the vacuum chamber intercommunicating pore A 5 connects vacuum chamber 2012 with seal washer through hole 4；
The opposite side of valve body 2 is provided with vacuum chamber passage 6, and the bottom of vacuum chamber passage 6 is provided with passage bottom cavity；
The upper end of vacuum chamber passage 6 contacts with the side lower part of vacuum pressure sensor 204, it is ensured that vacuum pressure sensor 204
External environment condition be normal pressure；
The both sides of the sensor 2041 are provided with pin 2042, for output pressure signal.
The lower surface of plush copper groove 2015 of the valve body 201 is provided with seal membrane sealed muscle 7 protruding upward,
The seal membrane sealed muscle 7 is annular, and seal membrane 3 is press-fitted with seal membrane sealed muscle 7, plays complete one-way sealing and makees
With.
The lower surface of side pocket 2011 of the valve body 201 is provided with seal washer sealed muscle 8 protruding upward,
The seal washer sealed muscle 8 is annular, and seal washer 203 is press-fitted with seal washer sealed muscle 8, plays complete one-way sealing and makees
With.
The side that the valve body 201 is connected with vacuum input 9 is provided with vacuum chamber intercommunicating pore B 10, makes vacuum chamber
2012 bottoms for being communicated to seal membrane 3.
The cover plate 205 is ultrasonic bonding connection with the upper end of valve body 201, plays protection vacuum pressure sensor
204 effect.
Power input 11, signal output 12 and public terminal GND 13, vacuum degree measurement are provided with the display panel 2014
End 2013 provides signal by signal output 12.
Vacuum pressure sensor 204 can detect the size of the vacuum pressure of vacuum chamber 2012, when power input 11 starts,
When the vacuum pressure of vacuum chamber 2012 drops to setting value, vacuum degree measurement end 2013 provides signal, allow vacuum input 9 to work,
Supplement vacuum；When vacuum pressure is increased to setting value, vacuum degree measurement end 2013 provides signal, allows vacuum input 9 to stop
Work.
Embodiment described above, simply one kind of this utility model more preferably specific embodiment, the skill of this area
The usual variations and alternatives that art personnel are carried out in the range of technical solutions of the utility model should all be included in guarantor of the present utility model
In the range of shield.
Claims (8)
1. a kind of novel vacuum check valve, including vacuum pump connection valve nozzle, valve body and seal membrane, the vacuum pump connects valve nozzle
Valve body side is arranged on, vacuum pump connection valve nozzle outer end is vacuum input, and vacuum pump connection valve nozzle is with valve body with ultrasound wave
It is welded to connect；The valve body includes valve body and vacuum booster connection valve nozzle, and the vacuum booster connection valve nozzle is arranged
At valve body rear, vacuum booster connection valve nozzle outer end is vacuum outfan, vacuum booster connection valve nozzle and valve body
Main body is with ultrasonic bonding connection；The valve body includes side pocket and vacuum chamber, and the seal membrane is arranged on sidepiece
Between cavity bottom, vacuum pump connection valve nozzle and valve body；It is characterized in that：
The valve body also includes seal washer, vacuum pressure sensor and cover plate；The valve body is structure as a whole, valve body master
Body includes the vacuum degree measurement end of the plush copper groove in the middle of in top cavity, top cavity and bottom；The vacuum degree measurement end
Front end face is provided with display panel；The vacuum chamber is at the middle part of valve body, spherical in shape, and it is recessed that the seal washer is arranged on plush copper
On groove；
The vacuum pressure sensor includes sensor, and vacuum pressure sensor is arranged in the top cavity of valve body, very
The sensor of pneumatics force transducer bottom is pressed on seal washer；The cover plate is arranged on vacuum pressure sensor top, and
It is fixedly connected with valve body upper end；
The seal washer middle part is seal washer through hole, and seal washer through hole top is sensor base, seal washer handle
Valve body and vacuum pressure sensor are connected and sealed；Valve body middle and upper part is provided with vacuum chamber intercommunicating pore A, the vacuum chamber connection
Hole A connects vacuum chamber with seal washer through hole；Valve body opposite side is provided with vacuum chamber passage.
2. a kind of novel vacuum check valve according to claim 1, it is characterised in that：The sensor both sides are provided with draws
Foot.
3. a kind of novel vacuum check valve according to claim 1, it is characterised in that：The plush copper groove of the valve body
Lower surface is provided with seal membrane sealed muscle protruding upward, and the seal membrane sealed muscle is annular, seal membrane with it is close
Sealer piece sealed muscle is press-fitted.
4. a kind of novel vacuum check valve according to claim 1, it is characterised in that：The side pocket of the valve body
Lower surface is provided with seal washer sealed muscle protruding upward, and the seal washer sealed muscle is annular, seal washer with it is close
Seal washer sealed muscle is press-fitted.
5. a kind of novel vacuum check valve according to claim 1, it is characterised in that：The valve body is input into vacuum
The side of end connection is provided with vacuum chamber intercommunicating pore B.
6. a kind of novel vacuum check valve according to claim 1, it is characterised in that：The cover plate and valve body upper end
For ultrasonic bonding connection.
7. a kind of novel vacuum check valve according to claim 1, it is characterised in that：Power supply is provided with the display panel
Input, signal output and public terminal GND, vacuum degree measurement end provides signal by signal output.
8. a kind of novel vacuum check valve according to claim 1, it is characterised in that：The vacuum chamber passage bottom sets
It is equipped with passage bottom cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069103.4U CN206130288U (en) | 2016-09-21 | 2016-09-21 | Novel vacuum check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069103.4U CN206130288U (en) | 2016-09-21 | 2016-09-21 | Novel vacuum check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206130288U true CN206130288U (en) | 2017-04-26 |
Family
ID=58570413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621069103.4U Active CN206130288U (en) | 2016-09-21 | 2016-09-21 | Novel vacuum check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206130288U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195426A (en) * | 2016-09-21 | 2016-12-07 | 宁波乔士橡塑有限公司 | A kind of Novel vacuum check valve |
-
2016
- 2016-09-21 CN CN201621069103.4U patent/CN206130288U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195426A (en) * | 2016-09-21 | 2016-12-07 | 宁波乔士橡塑有限公司 | A kind of Novel vacuum check valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180627 Address after: 315400 Room 308, Xingbin Road, Binhai New Town, Yuyao, Ningbo, Yuyao, Zhejiang (Ningbo Eco Park) Patentee after: Zhejiang Jo smart industry Limited by Share Ltd Address before: 315471 Zhejiang Ningbo Yuyao Simen Town South Village Ningbo Qiao Shi rubber and Plastic Co., Ltd. Patentee before: Ningbo Qiaoshi Rubber & Plastics Co., Ltd. |
|
| TR01 | Transfer of patent right |