CN107906373A - Positive and negative pressurized air source - Google Patents
Positive and negative pressurized air source Download PDFInfo
- Publication number
- CN107906373A CN107906373A CN201711186931.5A CN201711186931A CN107906373A CN 107906373 A CN107906373 A CN 107906373A CN 201711186931 A CN201711186931 A CN 201711186931A CN 107906373 A CN107906373 A CN 107906373A
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- CN
- China
- Prior art keywords
- pressure
- positive
- negative
- gas cylinder
- negative pressure
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
- F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
Abstract
Positive and negative pressurized air source belongs to the category of pneumatic compression devices application.Including positive pressure gas cylinder, negative pressure gas cylinder, air compressor machine, collection air bag, switching valve module；It is characterized in that：Air compressor exhaust port is connected by pipeline with the air inlet of positive pressure gas cylinder, it is connected after the gas outlet connection positive pressure pressure regulator valve of positive pressure gas cylinder with collecting the air inlet of air bag, it is connected after the gas outlet connection negative pressure pressure regulator valve of collection air bag with the air inlet of negative pressure gas cylinder, the gas outlet of negative pressure gas cylinder and the air entry of air compressor machine connect；Collection air bag reserves gas supplementing opening；Positive pressure gas cylinder and negative pressure gas cylinder pre-reservation pressure sensing hole, pressure sensitive hole matching pressure inductor, pressure inductor is by controlling the automatic controller of power cord and air compressor machine to connect；Barotropic gas export in positive pressure gas cylinder is connected by pipeline with the positive pressure gas port of switching valve module, and the negative-pressure gas in negative pressure gas cylinder is exported by pipeline and is connected with the negative pressure gas port of switching valve module.The invention automatic continuous can provide positive and negative pressurized air source, and can externally complete sealing or push-and-pull process by the completion positive pressure/negative pressure switching that automatically controls to positive/negative-pressure source of the gas.
Description
Technical field
The invention belongs to the category of pneumatic compression devices application.
Background technology
Nowadays, for the sealing problem of normally open property, always bad solution；The doors and windows sealing for vehicle of paddling such as is directed to,
Underground work equipment it is hermetic closed etc.；Generally opened and closed using air bag positive and negative air-pressure control port, so design is controllable automatic
It is very big to change positive and negative pressurized air source use.
The content of the invention
Needed for for more than, spy devises this positive and negative pressurized air source.
The present invention solution be：Positive and negative pressurized air source, including positive pressure gas cylinder, negative pressure gas cylinder, air compressor machine, collection air bag, cut
Change valve module；It is characterized in that：Air compressor exhaust port is connected by pipeline with the air inlet of positive pressure gas cylinder, the gas outlet of positive pressure gas cylinder
Connection positive pressure pressure regulator valve after with collect air bag air inlet be connected, collect air bag gas outlet connect negative pressure pressure regulator valve after with negative pressure gas cylinder
Air inlet connection, the air entry of the gas outlet of negative pressure gas cylinder and air compressor machine connects；Collection air bag reserves gas supplementing opening；Positive pressure gas cylinder with
Negative pressure gas cylinder pre-reservation pressure sensing hole, pressure sensitive hole matching pressure inductor, pressure inductor is by controlling power cord and sky
The automatic controller connection of press；Barotropic gas export in positive pressure gas cylinder is connected by the positive pressure gas port of pipeline and switching valve module
Connect, the negative-pressure gas in negative pressure gas cylinder is exported by pipeline and is connected with the negative pressure gas port of switching valve module.
As described above, automatic controller can according to pressure inductor transmission come pressure signal setting positive pressure gas cylinder open and close
Pressure, when the internal pressure of positive pressure gas cylinder is less than positive pressure setting low pressure values, automatic controller starts air compressor machine to positive pressure gas
Bottle inflation, when the pressure in positive pressure gas cylinder reaches the setting pressure of positive pressure setting high pressure values or positive pressure regulating valve, automatic control
Device processed closes air compressor machine and stops aligning air bottle inflation；If the tolerance deficiency in negative pressure gas cylinder, negative pressure increase, negative pressure reach negative
When pressing the setting value of regulating valve, negative pressure regulating valve meeting opens voluntarily, gas is supplemented by collection air bag into negative pressure gas cylinder.
As described above, automatic controller can according to pressure inductor transmission come pressure signal setting negative pressure gas cylinder open and close
Pressure, when the internal pressure of negative pressure gas cylinder is higher than negative pressure setting low pressure values, automatic controller starts air compressor machine to negative pressure gas
Bottle exhaust, when the pressure in negative pressure gas cylinder reaches the setting pressure of negative pressure setting low pressure values or negative pressure regulating valve, automatic control
Device processed closes air compressor machine and stops being vented negative pressure gas cylinder；If the tolerance in positive pressure gas cylinder is excessive, positive pressure increase, positive pressure reaches just
When pressing the setting value of regulating valve, positive pressure regulating valve meeting opens voluntarily, gas is discharged into collection air bag by positive pressure gas cylinder and stores.
As described above, automatic controller can align air bottle and negative pressure gas cylinder is carried out at the same time control, also can be selective
Align air bottle or negative pressure gas cylinder is unilaterally controlled.
As described above, switching valve module is made of multiple handover modules, each handover module has positive pressure gas port, negative pressure gas
Mouthful, control gas port and controllable sliding block, by the control to controllable sliding block, complete control gas port and positive pressure gas port, negative pressure gas port
Switching；When control gas port is turned on positive pressure gas port, control gas port output is barotropic gas, and barotropic gas imports pressure bladder,
Pressure bladder expansion has the function that air locking or promotes the effect of device；When control gas port is turned on negative pressure gas port, control
There is negative pressure in gas port, need to suck gas, is inhaled into negative pressure gas cylinder with the gas in the pressure bladder of its unicom, pressure bladder is received
Contracting, has the function that depressurization device or retracts the effect of device；Switching valve module can carry out just multiple pressure bladders
Pressure/negative pressure switching control.
As described above, collection air bag is reserved with gas supplementing opening, thus the gas that positive and negative pressurized air source whole system is run all injects.
The advantageous effect of the invention is：The invention automatic continuous can provide positive and negative pressurized air source, and can be by positive and negative
Sealing or push-and-pull process are externally completed in the completion positive pressure/negative pressure switching that automatically controls of pressurized air source.
Brief description of the drawings
The invention is further illustrated below in conjunction with the accompanying drawings.
Attached drawing 1 is the structure diagram of the invention.
In figure 1 positive pressure gas cylinder, 11 positive pressure regulating valve, 2 negative pressure gas cylinder, 21 negative pressure regulating valve, 3 air compressor machine 31 from
311 pressure inductor 4 of movement controller collection 41 gas supplementing opening of air bag, 5 switching valve module, 51 handover module 511 controls
52 positive pressure gas port of gas port, 53 negative pressure gas port.
Embodiment
Positive and negative pressurized air source, including positive pressure gas cylinder（1）, negative pressure gas cylinder（2）, air compressor machine（3）, collection air bag（4）, switching valve module
（5）；It is characterized in that：Air compressor machine（3）Exhaust outlet passes through pipeline and positive pressure gas cylinder（1）Air inlet connection, positive pressure gas cylinder（1）Go out
Gas port connects positive pressure pressure regulator valve（11）Afterwards with collecting air bag（4）Air inlet connection, collect air bag（4）Gas outlet connection negative pressure pressure regulation
Valve（21）Afterwards with negative pressure gas cylinder（2）Air inlet connection, negative pressure gas cylinder（2）Gas outlet and air compressor machine（3）Air entry connection；
Collect air bag（4）Reserved gas supplementing opening（41）；Positive pressure gas cylinder（1）With negative pressure gas cylinder（2）Pre-reservation pressure sensing hole, the matching of pressure sensitive hole
Pressure inductor（311）, pressure inductor（311）By controlling power cord and air compressor machine（3）Automatic controller（31）Connection；
Positive pressure gas cylinder（1）In barotropic gas export pass through pipeline and switching valve module（5）Positive pressure gas port（52）Connection, negative pressure gas cylinder
（2）In negative-pressure gas pass through pipeline export with switching valve module（5）Negative pressure gas port（53）Connection.
As described above, automatic controller（31）Can be according to pressure inductor（311）Transmit the pressure signal setting come just
Air bottle（1）Engaging pressure, when positive pressure gas cylinder（1）Internal pressure less than positive pressure setting low pressure values when, automatic controller
（31）Start air compressor machine（3）Align air bottle（1）Inflation, when positive pressure gas cylinder（1）Interior pressure reaches positive pressure setting high pressure values
Or positive pressure regulating valve（11）Setting pressure when, automatic controller（31）Close air compressor machine（3）Stopping aligns air bottle（1）Fill
Gas；If negative pressure gas cylinder（2）In tolerance deficiency, negative pressure increase, negative pressure reaches negative pressure regulating valve（21）Setting value when, negative pressure
Regulating valve（21）Meeting opens voluntarily, gas is by collection air bag（4）Into negative pressure gas cylinder（2）Supplement.
As described above, automatic controller（31）Can be according to pressure inductor（311）It is negative to transmit the pressure signal setting come
Air bottle（2）Engaging pressure, when negative pressure gas cylinder（2）Internal pressure higher than negative pressure setting low pressure values when, automatic controller
（31）Start air compressor machine（3）To negative pressure gas cylinder（2）Exhaust, when negative pressure gas cylinder（2）Interior pressure reaches negative pressure setting low pressure values
Or negative pressure regulating valve（21）Setting pressure when, automatic controller（31）Close air compressor machine（3）Stop to negative pressure gas cylinder（2）Row
Gas；If positive pressure gas cylinder（1）In tolerance it is excessive, positive pressure increase, positive pressure reaches positive pressure regulating valve（11）Setting value when, positive pressure
Regulating valve（11）Meeting opens voluntarily, gas is by positive pressure gas cylinder（1）It is discharged into collection air bag（4）Storage.
As described above, automatic controller（31）Air bottle can be aligned（1）With negative pressure gas cylinder（2）Control is carried out at the same time,
Air bottle can selectively be aligned（1）Or negative pressure gas cylinder（2）Unilaterally controlled.
As described above, switching valve module（5）By multiple handover modules（51）Composition, each handover module have positive pressure gas port
（52）, negative pressure gas port（53）, control gas port（511）With controllable sliding block, by the control to controllable sliding block, control gas port is completed
（511）With positive pressure gas port（52）, negative pressure gas port（53）Switching；Control gas port（511）With positive pressure gas port（52）During conducting, control
Gas port（511）Output is barotropic gas, and barotropic gas imports pressure bladder, and pressure bladder expansion has the function that air locking
Or promote the effect of device；Control gas port（511）With negative pressure gas port（53）During conducting, gas port is controlled（511）There is negative pressure, need to inhale
Enter gas, negative pressure gas cylinder is inhaled into the gas in the pressure bladder of its unicom（2）, pressure bladder contraction, reaches depressurization
The effect of device or the effect for retracting device；Switching valve module（5）Multiple pressure bladders can be carried out with positive pressure/negative pressure switching control
System.
As described above, collection air bag（4）It is reserved with gas supplementing opening（41）, gas that positive and negative pressurized air source whole system is run all by
This injection.
Claims (6)
1. positive and negative pressurized air source, including positive pressure gas cylinder（1）, negative pressure gas cylinder（2）, air compressor machine（3）, collection air bag（4）, switching valve module
（5）；It is characterized in that：Air compressor machine（3）Exhaust outlet passes through pipeline and positive pressure gas cylinder（1）Air inlet connection, positive pressure gas cylinder（1）Go out
Gas port connects positive pressure pressure regulator valve（11）Afterwards with collecting air bag（4）Air inlet connection, collect air bag（4）Gas outlet connection negative pressure pressure regulation
Valve（21）Afterwards with negative pressure gas cylinder（2）Air inlet connection, negative pressure gas cylinder（2）Gas outlet and air compressor machine（3）Air entry connection；
Collect air bag（4）Reserved gas supplementing opening（41）；Positive pressure gas cylinder（1）With negative pressure gas cylinder（2）Pre-reservation pressure sensing hole, the matching of pressure sensitive hole
Pressure inductor（311）, pressure inductor（311）By controlling power cord and air compressor machine（3）Automatic controller（31）Connection；
Positive pressure gas cylinder（1）In barotropic gas export pass through pipeline and switching valve module（5）Positive pressure gas port（52）Connection, negative pressure gas cylinder
（2）In negative-pressure gas pass through pipeline export with switching valve module（5）Negative pressure gas port（53）Connection.
2. positive and negative pressurized air source according to claim 1, it is characterized in that：Automatic controller（31）Can be according to pressure inductor
（311）Transmit the pressure signal setting positive pressure gas cylinder come（1）Engaging pressure, when positive pressure gas cylinder（1）Internal pressure be less than positive pressure
When setting low pressure values, automatic controller（31）Start air compressor machine（3）Align air bottle（1）Inflation, when positive pressure gas cylinder（1）Interior
Pressure reaches positive pressure setting high pressure values or positive pressure regulating valve（11）Setting pressure when, automatic controller（31）Close air compressor machine
（3）Stopping aligns air bottle（1）Inflation；If negative pressure gas cylinder（2）In tolerance deficiency, negative pressure increase, negative pressure reaches negative pressure tune
Save valve（21）Setting value when, negative pressure regulating valve（21）Meeting opens voluntarily, gas is by collection air bag（4）Into negative pressure gas cylinder（2）Mend
Fill.
3. positive and negative pressurized air source according to claim 1, it is characterized in that：Automatic controller（31）Can be according to pressure inductor
（311）Transmit the pressure signal setting negative pressure gas cylinder come（2）Engaging pressure, when negative pressure gas cylinder（2）Internal pressure be higher than negative pressure
When setting low pressure values, automatic controller（31）Start air compressor machine（3）To negative pressure gas cylinder（2）Exhaust, when negative pressure gas cylinder（2）Interior
Pressure reaches negative pressure setting low pressure values or negative pressure regulating valve（21）Setting pressure when, automatic controller（31）Close air compressor machine
（3）Stop to negative pressure gas cylinder（2）Exhaust；If positive pressure gas cylinder（1）In tolerance it is excessive, positive pressure increase, positive pressure reaches positive pressure tune
Save valve（11）Setting value when, positive pressure regulating valve（11）Meeting opens voluntarily, gas is by positive pressure gas cylinder（1）It is discharged into collection air bag
（4）Storage.
4. positive and negative pressurized air source according to claim 1, it is characterized in that：Automatic controller（31）Air bottle can be aligned（1）
With negative pressure gas cylinder（2）Control is carried out at the same time, also can selectively align air bottle（1）Or negative pressure gas cylinder（2）Unilaterally controlled
System.
5. positive and negative pressurized air source according to claim 1, it is characterized in that：Switching valve module（5）By multiple handover modules（51）
Composition, each handover module have positive pressure gas port（52）, negative pressure gas port（53）, control gas port（511）With controllable sliding block, by right
The control of controllable sliding block, completes control gas port（511）With positive pressure gas port（52）, negative pressure gas port（53）Switching；Control gas port
（511）With positive pressure gas port（52）During conducting, gas port is controlled（511）Output is barotropic gas, and barotropic gas imports pressure bladder,
Pressure bladder expansion has the function that air locking or promotes the effect of device；Control gas port（511）With negative pressure gas port（53）Lead
When logical, gas port is controlled（511）There is negative pressure, gas need to be sucked, negative pressure gas is inhaled into the gas in the pressure bladder of its unicom
Bottle（2）, pressure bladder contraction, has the function that depressurization device or retracts the effect of device；Switching valve module（5）Can be right
Multiple pressure bladders carry out positive pressure/negative pressure switching control.
6. positive and negative pressurized air source according to claim 1, it is characterized in that：Collect air bag（4）It is reserved with gas supplementing opening（41）, positive/negative-pressure
Thus the gas that source of the gas whole system is run all injects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711186931.5A CN107906373A (en) | 2017-11-24 | 2017-11-24 | Positive and negative pressurized air source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711186931.5A CN107906373A (en) | 2017-11-24 | 2017-11-24 | Positive and negative pressurized air source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107906373A true CN107906373A (en) | 2018-04-13 |
Family
ID=61847443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711186931.5A Withdrawn CN107906373A (en) | 2017-11-24 | 2017-11-24 | Positive and negative pressurized air source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107906373A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906364A (en) * | 2017-11-18 | 2018-04-13 | 滨州市甲力太阳能科技有限公司 | Courage formula collection air bag |
-
2017
- 2017-11-24 CN CN201711186931.5A patent/CN107906373A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107906364A (en) * | 2017-11-18 | 2018-04-13 | 滨州市甲力太阳能科技有限公司 | Courage formula collection air bag |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180413 |