CN208381391U - A kind of valve - Google Patents
A kind of valve Download PDFInfo
- Publication number
- CN208381391U CN208381391U CN201821036872.3U CN201821036872U CN208381391U CN 208381391 U CN208381391 U CN 208381391U CN 201821036872 U CN201821036872 U CN 201821036872U CN 208381391 U CN208381391 U CN 208381391U
- Authority
- CN
- China
- Prior art keywords
- partition
- check valve
- installation cavity
- installation
- valve
- 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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Abstract
The utility model discloses a kind of valves, include valve body, and low pressure chamber, working chamber and installation cavity are equipped in the valve body；It is connected with check valve a between the low pressure chamber and installation cavity, partition is connected between the working chamber and installation cavity, partition is fixedly connected with installation cavity wall.The working chamber is equipped with mounting ring far from the oral area of partition, and the installation lower end is fixedly connected with screen, check valve b is equipped in the mounting ring；The mounting ring is connect with working chamber wall sliding；It further include the driving mechanism for thering is driving installation and check valve b to move up and down.The utility model can arrange low-pressure gas to high pressure gas or liquid, and high pressure gas or liquid are not mixed into low-pressure gas.
Description
Technical field
The utility model belongs to valve field, and in particular to a kind of valve.
Background technique
There is presently no low-pressure gas is discharged to high pressure gas (or highly pressurised liquid), and high pressure gas (or highly pressurised liquid)
The valve of low-pressure gas will not be mixed into.
Summary of the invention
The technical problem to be solved by the utility model is in view of the deficienciess of the prior art, one kind is provided can be
Low-pressure gas arranges the valve to high pressure gas or liquid, and high pressure gas or liquid are not mixed into low-pressure gas.
In order to achieve the purpose of the present invention, the following technical solutions are adopted:
A kind of valve includes valve body, and the valve body is equipped with low pressure chamber, working chamber and installation cavity；The low pressure chamber and peace
It is connected with check valve a between behaveing affectedly, partition, mouth of the working chamber far from partition are connected between the working chamber and installation cavity
Portion is equipped with mounting ring, and the installation lower end is connected with screen, is equipped with check valve b in the mounting ring；The mounting ring and work
Cavity wall face is slidably connected；It further include the driving mechanism for thering is driving installation and check valve b to move up and down.
Above-mentioned setting the utility model has the advantages that mounting ring initial position close to partition, driving mechanism driving installation and check valve b to
On it is mobile (i.e. to the direction far from partition mobile) to working chamber oral area, the air pressure in working chamber reduces, the height of the upper end check valve b
It calms the anger body or liquid not can enter below mounting ring under the action of check valve b, it is suitable in low pressure chamber under the action of check valve a
Amount low-pressure gas enters in working chamber；Then, driving mechanism driving installation moves down, and squeezes the intracavitary gas of installation lower work
Body, under the action of check valve a, which not can enter in low pressure chamber, when the air pressure of the gas is expressed to greater than on check valve b
When the pressure of square high pressure gas or liquid, under the action of check valve b, which is discharged on check valve b by check valve b,
Enter high pressure gas or liquid.Above step is repeated, the low pressure in low pressure chamber is constantly discharged to high pressure gas or height
In press liquid, and high pressure gas or liquid not can enter into low pressure chamber, cannot mix with the low pressure of low pressure chamber energy.
As a preferred solution: the driving mechanism includes the electric pushrod being mounted in installation cavity, it is described electronic
The output shaft of push rod runs through partition, and the upper end of output shaft is connect with screen.
Above-mentioned setting the utility model has the advantages that electric pushrod be all it is existing, utilize an electric pushrod, so that it may driving installation
Ring and check valve b are moved up and down, and then realize and low-pressure gas is arranged to high pressure gas or liquid, use air compressor machine pressure than transmission
Contracting low-pressure gas, the mode structure being then exhausted from is simple, at low cost；And air compressor machine individual huge is not preferably used on valve.
As a preferred solution: being fixedly connected with mounting shell outside the valve body, motor cavity is equipped in mounting shell；The driving machine
Structure includes the motor being fixed in motor cavity, the support plate being mounted in installation cavity and cam, through the connecting rod of partition, and
The spring of one end is connect with the partition, other end and support plate connection；The motor shaft of the motor enters peace through valve body shell
It behave affectedly, motor shaft is connect with cam；The cam and support plate lower end, which contradict, to be connected；The small end is connect with screen, under
End is connect with support plate.
Above-mentioned setting the utility model has the advantages that since electric pushrod needs to use gear set, and higher than motor cost, this programme is logical
Cross improvement, drive upside down mounting ring using motor, cam, spring and connecting rod, do not need to use gear set, structure is simplified, at
This is low.Motor rotation, band moving cam rotates and passes through support plate and connecting rod driving mounting ring moves up；And mounting ring is downward
Mobile then the reset response by spring and high pressure gas (or liquid) pressure above mounting ring are completed jointly.
As a preferred solution: being connected with sealing ring a between the output shaft and partition of the electric pushrod.
Above-mentioned setting the utility model has the advantages that increase the leakproofness between output shaft and partition, prevent gas from entering in installation cavity,
The utility model is set to complete goal of the invention.
As a preferred solution: the mounting ring lateral wall is cased with sealing ring b.
Above-mentioned setting the utility model has the advantages that increase mounting ring and work cavity wall between leakproofness, so that working chamber is in phase
To sealing state, the utility model is enable to complete goal of the invention.
As a preferred solution: being connected with sealing ring c between the connecting rod and partition.
Above-mentioned setting the utility model has the advantages that increase the leakproofness between connecting rod and partition, prevent gas from entering in installation cavity, make
The utility model can complete goal of the invention.
Compared with prior art, the main beneficial effect of the utility model is: mounting ring initial position drives close to partition
Motivation structure drives installation and check valve b mobile (i.e. to the direction movement far from partition) to working chamber oral area upwards, in working chamber
Air pressure reduce, the high pressure gas or liquid of the upper end check valve b not can enter below mounting ring under the action of check valve b,
Appropriate low-pressure gas under the action of check valve a in low pressure chamber enters in working chamber；Then, driving mechanism driving installation is to moving down
It is dynamic, the intracavitary gas of installation lower work is squeezed, under the action of check valve a, which not can enter in low pressure chamber, when the gas
When the air pressure of body is expressed to the pressure greater than high pressure gas or liquid above check valve b, under the action of check valve b, the gas
Body is discharged on check valve b by check valve b, that is, enters high pressure gas or liquid.Repeat above step, the low gas in low pressure chamber
Pressure is constantly discharged in high pressure gas or highly pressurised liquid, and high pressure gas or liquid not can enter into low pressure chamber, cannot with it is low
Press the low pressure mixing of chamber energy.
Detailed description of the invention
Fig. 1 is the cross-sectional view of the utility model embodiment 1.
Fig. 2 is the cross-sectional view of the utility model embodiment 2.
Appended drawing reference: 1, valve body；11, low pressure chamber；111, check valve a；12, working chamber；13, installation cavity；131, partition；
132, sealing ring a；14, mounting shell；141, motor cavity；2, mounting ring；21, screen；22, check valve b；23, sealing ring b；3, electric
Dynamic push rod；31, output shaft；4, motor；41, motor shaft；42, cam；5, support plate；51, connecting rod；52, spring.
Specific embodiment
Specific embodiment of the present utility model is made a detailed explanation below according to attached drawing.
Embodiment 1
As shown in Figure 1, the present embodiment is a kind of valve, includes valve body 1, low pressure chamber 11, work are equipped in the valve body 1
Chamber 12 and installation cavity 13；Check valve a111, the working chamber 12 and installation are connected between the low pressure chamber 11 and installation cavity 13
Partition 131 is connected between chamber 13, partition 131 is fixedly connected with 13 inner wall of installation cavity.The working chamber 12 is far from partition 131
Oral area is equipped with mounting ring 2, and the installation lower end is fixedly connected with screen 21, is equipped with check valve b22 in the mounting ring 2；Institute
Mounting ring 2 is stated to connect with 12 wall sliding of working chamber；It further include the driving machine for thering is driving installation and check valve b22 to move up and down
Structure.
2 initial position of mounting ring is close to partition 131, and driving mechanism driving installation and check valve b22 are upwards to working chamber 12
Oral area is mobile (i.e. mobile to the direction far from partition 131), and the air pressure in working chamber 12 reduces, the high pressure of the upper end check valve b22
Gas or liquid not can enter below mounting ring 2 under the action of check valve b22, the low pressure chamber 11 under the action of check valve a111
Interior appropriate low-pressure gas enters in working chamber 12；Then, driving mechanism driving installation moves down, and squeezes installation lower work
Gas in chamber 12, under the action of check valve a111, which not can enter in low pressure chamber 11, when the air pressure of the gas squeezes
To be greater than check valve b22 above high pressure gas or liquid pressure when, under the action of check valve b22, which passes through list
It is discharged on check valve b22 to valve b22, that is, enters high pressure gas or liquid.Repeat above step, the low pressure in low pressure chamber 11
Constantly be discharged in high pressure gas or highly pressurised liquid, and high pressure gas or liquid not can enter into low pressure chamber 11, cannot with it is low
Press the low pressure mixing of 11 energy of chamber.
The driving mechanism includes the electric pushrod 3 being mounted in installation cavity 13,3 bottom wall of electric pushrod and installation cavity 13
Wall is fixedly connected by screw, and the output shaft 31 of the electric pushrod 3 runs through partition 131, the upper end of output shaft 31 and grid
Plate 21 is fixedly connected.Electric pushrod 3 be all it is existing, utilize an electric pushrod 3, so that it may drive mounting ring 2 and check valve
B22 is moved up and down, and then realizes and low-pressure gas is arranged to high pressure gas or liquid, uses air compressor machine compression and low pressure gas than transmission
Body, the mode structure being then exhausted from is simple, at low cost；And air compressor machine individual huge is not preferably used on valve.
Sealing ring a132 is connected between the output shaft 31 and partition 131 of the electric pushrod 3.Increase output shaft 31 with every
Leakproofness between plate 131 prevents gas from entering in installation cavity 13, the utility model is enable to complete goal of the invention.
2 lateral wall of mounting ring is cased with sealing ring b23.Increase the leakproofness between mounting ring 2 and 12 inner wall of working chamber,
So that working chamber 12 is in opposing seal state, the utility model is enable to complete goal of the invention.
Embodiment 2
The present embodiment difference from example 1 is that driving mechanism difference, as shown in Fig. 2, solid outside the valve body 1
Surely it is connected with mounting shell 14, is equipped with 4 chamber 141 of motor in mounting shell 14；The driving mechanism includes to be fixed on 4 chamber 141 of motor
Interior motor 4, the support plate 5 being mounted in installation cavity 13 and cam 42, through the connecting rod 51 of partition 131 and one end with every
The spring 52 that plate 131 the connects, other end and support plate 5 connect；4 axis of motor of the motor 4 enters peace through 1 shell of valve body
It behave affectedly 13,4 axis of motor is connect with cam 42；The cam 42 is contradicted with 5 lower end of support plate to be connected；51 upper end of connecting rod and grid
Plate 21 connects, and lower end is connect with support plate 5.
Since electric pushrod 3 needs to use gear set, gear set is prone to wear, and electric pushrod 3 is more at high cost than motor 4,
This programme drives upside down mounting ring 2 using motor 4, cam 42, spring 52 and connecting rod 51, does not need to use tooth by improving
Wheel group, structure are simplified, at low cost.Motor 4 rotates, and band moving cam 42 rotates and drives mounting ring 2 by support plate 5 and connecting rod 51
It moves up；And mounting ring 2 move down then by the high pressure gas of 2 top of the reset response of spring 52 and mounting ring (or
Liquid) pressure completes jointly.
Sealing ring c is connected between the connecting rod 51 and partition 131.Increase the leakproofness between connecting rod 51 and partition 131,
It prevents gas from entering in installation cavity 13, the utility model is enable to complete goal of the invention.
The utility model use is very extensive, such as people's operation in bilge well, people with apparatus of oxygen supply, but to
The gas of outer discharge exhalation, sewage cannot be contacted with population portion at this time, need to exclude the gas of exhalation by pipeline, and sewage is not
It can enter in pipeline, the utility model be installed on pipeline, can realize purpose using the utility model at this time.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, those skilled in the art
Member carries out common variations and alternatives within the scope of technical solutions of the utility model should be included in the protection model of the utility model
In enclosing.
Claims (6)
1. a kind of valve, it is characterised in that: include valve body, the valve body is equipped with low pressure chamber, working chamber and installation cavity；It is described low
It is connected with check valve a between pressure chamber and installation cavity, partition is connected between the working chamber and installation cavity, the working chamber is separate
The oral area of partition is equipped with mounting ring, and the installation lower end is connected with screen, is equipped with check valve b in the mounting ring；The installation
Ring is connect with working chamber wall sliding；It further include the driving mechanism for thering is driving installation and check valve b to move up and down.
2. a kind of valve according to claim 1, it is characterised in that: the driving mechanism includes to be mounted in installation cavity
Electric pushrod, the output shaft of the electric pushrod runs through partition, and the upper end of output shaft is connect with screen.
3. a kind of valve according to claim 1, it is characterised in that: be fixedly connected with mounting shell outside the valve body, install
Motor cavity is equipped in shell；The driving mechanism includes the motor being fixed in motor cavity, the support plate being mounted in installation cavity
And cam, the spring of connect through the connecting rod of partition and one end with the partition, other end and support plate connection；The motor
Motor shaft enter installation cavity through valve body shell, motor shaft is connect with cam；The cam and support plate lower end, which contradict, to be connected；
The small end is connect with screen, and lower end is connect with support plate.
4. a kind of valve according to claim 2, it is characterised in that: connect between the output shaft and partition of the electric pushrod
It is connected to sealing ring a.
5. a kind of valve according to claim 1, it is characterised in that: the mounting ring lateral wall is cased with sealing ring b.
6. a kind of valve according to claim 3, it is characterised in that: be connected with sealing ring c between the connecting rod and partition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821036872.3U CN208381391U (en) | 2018-07-02 | 2018-07-02 | A kind of valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821036872.3U CN208381391U (en) | 2018-07-02 | 2018-07-02 | A kind of valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208381391U true CN208381391U (en) | 2019-01-15 |
Family
ID=64965507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821036872.3U Expired - Fee Related CN208381391U (en) | 2018-07-02 | 2018-07-02 | A kind of valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208381391U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111206352A (en) * | 2020-02-07 | 2020-05-29 | 段芳利 | Working method of embroidery machine with fabric tensioning function |
| CN112599383A (en) * | 2020-12-08 | 2021-04-02 | 中国空气动力研究与发展中心设备设计及测试技术研究所 | Gas differential pressure switch device for low-temperature environment |
-
2018
- 2018-07-02 CN CN201821036872.3U patent/CN208381391U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111206352A (en) * | 2020-02-07 | 2020-05-29 | 段芳利 | Working method of embroidery machine with fabric tensioning function |
| CN112599383A (en) * | 2020-12-08 | 2021-04-02 | 中国空气动力研究与发展中心设备设计及测试技术研究所 | Gas differential pressure switch device for low-temperature environment |
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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: 20190115 Termination date: 20200702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |