CN1069953C - Pneumatic pump - Google Patents
Pneumatic pump Download PDFInfo
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- CN1069953C CN1069953C CN98110101A CN98110101A CN1069953C CN 1069953 C CN1069953 C CN 1069953C CN 98110101 A CN98110101 A CN 98110101A CN 98110101 A CN98110101 A CN 98110101A CN 1069953 C CN1069953 C CN 1069953C
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- liquid
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Abstract
The present invention relates to a pneumatic pump. The upper sides of atmospheric pressure chambers in two liquid pumps of an enclosed duplex pump are respectively provided with a vent tube which is connected with an air inlet tube and an air outlet tube through a reversing valve; the upper sides of the two atmospheric pressure chambers are respectively provided with an air inlet and outlet control tube which is communicated with air control chambers at both ends of the reversal valve; the upper side of the air inlet and outlet control tube is provided with a control valve; and the upper side of the valve core of the control valve is provided with a drag rope connected with a floating body; the upper sides of the two liquid pumps are respectively provided with a vent tube and an air inlet and outlet control tube. A pneumatic reversing valve is used. The pneumatic pump has the advantages of simple structure, low cost, reliability and high sensitivity. The atmospheric pressure chambers are separated from a liquid storage chamber, and various liquids can be conveyed. No electric control device is provided. The pneumatic pump is especially suitable for conveying inflammable and explosive liquids.
Description
The present invention relates to the pump class, say it is a kind of pneumatic pump that utilizes the pressurized gas conveyance fluid in detail.
We know, existing pneumatic pump, and as Russian Patent, name is called pneumatic pump, and patent No. SU929890A is to be respectively equipped with feed liquor valve and liquid valve below two liquid pumps of the binary pump that seals, and liquid valve is connected with drain pipe; Two liquid pump tops all are provided with suction tude and outlet pipe, and the outlet pipe below is provided with outlet valve, and its spool connects the buoyancy aid that floats on liquid level; Suction tude is communicated with reversing control valve through selector valve, is communicated with high-pressure air source.Liquid in a liquid pump is output, and buoyancy aid descends with liquid level, drives the spool of outlet valve, makes exhaust valve opening, closes the reversing control valve of this side, and the overbottom pressure gas in this side liquid pump and this lateral line system thereof is discharged through outlet valve, outlet pipe.Simultaneously, advance full liquid in the opposite side liquid pump, buoyancy aid rises with liquid level, and the spool that drives outlet valve is closed outlet valve; Open the reversing control valve of this side, pressurized gas are pushed the spool of selector valve to opposite side, open the suction tude of this side, close the suction tude of opposite side, and the liquid in this side liquid pump is exported under the effect of pressurized gas.Suction tude on two liquid pumps and outlet pipe alternately open and close repeatedly, and the liquid in the pneumatic pump is constantly exported.This pneumatic pump is control valves because employing two covers commutate, complex structure, and the cost height, reliability and sensitivity are all relatively poor.Patent Office of the People's Republic of China's disclosed patent application on January 20 in 1988, name is called pneumatic pump-8 type, number of patent application 87203909 is to be respectively equipped with liquid level sensor in the binary pump of sealing, and two liquid pump tops all are provided with suction tude, outlet pipe and emptying pipe, two suction tude connect high-pressure air source through solenoid valve respectively, two outlet pipes also insert atmosphere through solenoid valve respectively, and atmosphere is inserted in the emptying pipe top, and the below is provided with buoyancy and returns only valve, be provided with drain pipe between two liquid pumps, its below is provided with liquid valve.Exhaust solenoid valve on a liquid pump is closed, and buoyancy returns and ends the effect float downward of valve at liquid level, closes emptying pipe, and the air inlet solenoid valve is opened, and pressurized gas enter in this liquid pump, and liquid is under the effect of pressurized gas, through liquid valve, drain pipe output.Simultaneously, when the liquid level in another liquid pump is lower than the liquid level sensor that the below is provided with, air inlet closed electromagnetic valve on this liquid pump, exhaust solenoid valve is opened, overbottom pressure gas in this liquid pump enters atmosphere, buoyancy returns only valve dependence deadweight and falls to opening, and liquid flows in this liquid pump, and the overbottom pressure gas in this liquid pump is further discharged through emptying pipe.Intake and exhaust solenoid valve on two liquid pumps opens and closes repeatedly, and liquid is constantly exported.This pneumatic pump inlet and outlet need the quadruplet solenoid electric valve, complex structure, cost height, reliability and poor sensitivity.And the air-pressure chamber of above-mentioned pneumatic pump and liquid-accumulating chamber are same mixing chamber, can only carry liquid, can not conveying gas.
Purpose of the present invention provides a kind of simple in structurely, with low cost, and reliability and highly sensitive can be carried the pneumatic pump of various fluids.
For achieving the above object, the present invention can adopt following scheme to realize, the binary pump of sealing is provided with two liquid pumps, be provided with air-pressure chamber and liquid-accumulating chamber in the liquid pump, the liquid pump below is provided with feed liquor valve and liquid valve, liquid valve and drain pipe are connected, its main structure feature is: be respectively equipped with a breathing pipe on the air-pressure chamber in two liquid pumps of the binary pump of sealing, be connected with suction tude and outlet pipe through selector valve, be respectively equipped with the intake and exhaust control valve on two air-pressure chambers, be connected with the gas control chamber at selector valve two ends, the intake and exhaust control valve is provided with control valve, its spool is provided with drag-line, is connected with buoyancy aid.
Only establish a breathing pipe and an intake and exhaust control valve on two liquid pumps of binary pump of the present invention respectively, adopt an air operated reversing valve, simple in structure, with low cost, reliability and highly sensitive.When air-pressure chamber and liquid-accumulating chamber's separation, not only can carry liquid, can also conveying gas.Because no electric controller is particularly suitable for carrying various fluids such as inflammable, explosive, as various fuel oils and various inflammable gass etc.
Description of drawings
Fig. 1 is a schematic representation of the present invention, also is a kind of embodiment's schematic representation.
Fig. 2 is another an embodiment's of the present invention schematic representation.
Below in conjunction with accompanying drawing, provide embodiment, the invention will be further described.
Embodiment 1: pneumatic pump as shown in Figure 1, the liquid pump body of the binary pump of sealing can be made left liquid pump 25 arranged side by side and right liquid pump 23, also can be made up of interior liquid pump and outer liquid pump.Left side liquid pump 25 and right liquid pump 23 belows are respectively equipped with some feed liquor valves 26, are provided with drain pipe 20 between left liquid pump 25 and the right liquid pump 23, and its both sides, below are communicated with liquid valve 28 respectively, and drain pipe 20 belows also are provided with blowdown valve 27, can get rid of dirt.All be provided with air-pressure chamber and liquid-accumulating chamber in a left side liquid pump 25 and the right liquid pump 23, air-pressure chamber and liquid-accumulating chamber are same mixing chamber, are respectively equipped with support the leftist side a pump breathing pipe 16 and a right pump breathing pipe 5 above it.Suction tude 9 can insert the interface 8 of selector valve 12, is connected with right pump breathing pipe 5 through interface P, through interface O
2, connecting tube 7 is connected with left pump breathing pipe 16.Outlet pipe 10 can insert the interface A of selector valve 12, through interface O
1Be connected with left pump breathing pipe 16, be connected with right pump breathing pipe 5 through interface P.The interface O of selector valve 12
1And O
2Be connected through connecting tube 7.Suction tude 9 is provided with air inlet adjustment valve 8, can regulate air inflow, to regulate the flow of pneumatic pump.Be respectively equipped with intake and exhaust control valve 15,4 on the air-pressure chamber of left side liquid pump 25 and right liquid pump 23, be connected with the gas control chamber 13,6 at selector valve 12 two ends respectively.Be respectively equipped with control valve 19,1 on the intake and exhaust control valve 15,4, be respectively equipped with drag-line 21,14 on the spool 17,3 of control valve 19,1, drag-line 21,14 is connected with buoyancy aid 24,22 respectively, buoyancy aid the 24, the 22nd floats on the float of liquid-accumulating chamber, buoyancy aid 24,22 fluctuates with liquid surface lifting, overcome the counterpressure of the indoor pressurized gas of the elastic force of the spring 18,2 on the spool 17,3 and air pressure through drag-line 21,14, control valve 19,1 is opened and closed spool 17,3.The spool 17,3 of control valve 19,1 also can adopt lever to be connected with buoyancy aid 24,22.Liquid in left liquid pump 25 is output, buoyancy aid 24 descends with liquid level, drive spool 17 pressure springs 18 of control valve 19 through drag-line 21, control valve 19 is opened, pressurized gas enter gas control chamber, selector valve 12 left side 13 through control valve 19, intake and exhaust control valve 15, the spool 11 of selector valve 12 is pushed to the right side, and the overbottom pressure gas in gas control chamber 13, intake and exhaust control valve 15, the left liquid pump 25 is through the interface O of breathing pipe 16, selector valve 12
1, interface A and outlet pipe 10 discharge, liquid enters left liquid pump 25 through feed liquor valve 26, buoyancy aid 24 rises with liquid level, control valve 19 is closed.Simultaneously, pressurized gas enter right liquid pump 23 through interface B, the interface P of suction tude 9, selector valve 12, and liquid is through liquid valve 28, drain pipe 20 outputs.When buoyancy aid 22 descends with liquid level, drive spool 3 pressure springs 2 of control valve 1 through drag-line 14, pressurized gas enter the gas control chamber, right side 6 of selector valve 12 through control valve 1, intake and exhaust control valve 4, the spool 11 of selector valve 12 is pushed to the left side, overbottom pressure gas in gas control chamber 6, intake and exhaust control valve 4, the right liquid pump 23 is discharged through interface P, interface A and the outlet pipe 10 of breathing pipe 5, selector valve 12, liquid enters right liquid pump 23 through feed liquor valve 26, and buoyancy aid 22 rises with liquid level, and control valve 1 is closed.Simultaneously, pressurized gas are through interface B, the interface O of suction tude 9, selector valve 12
2, connecting tube 7, breathing pipe 16 enter left liquid pump 25, liquid is through liquid valve 28, drain pipe 20 outputs.Breathing pipe on two liquid pumps replaces air inlet and exhaust, and the liquid in the pneumatic pump is constantly exported.
Embodiment 2: pneumatic pump as shown in Figure 2, the liquid pump body of the binary pump of sealing can be made left liquid pump 25 arranged side by side and right liquid pump 23, left side liquid pump 25 and right liquid pump 23 belows are respectively equipped with some feed liquor valves 26, be provided with drain pipe 20 between left side liquid pump 25 and the right liquid pump 23, its both sides, below are communicated with liquid valve 28 respectively, drain pipe 20 belows also are provided with blowdown valve 27, can get rid of dirt.All be provided with air-pressure chamber and liquid-accumulating chamber in left side liquid pump 25 and the right liquid pump 23, air-pressure chamber is separated mutually with liquid-accumulating chamber, and air-pressure chamber is to be respectively equipped with air bag 29,30 in left liquid pump 25 and right liquid pump 23, and air bag 29,30 peripheries are liquid-accumulating chamber.Be respectively equipped with support the leftist side a pump breathing pipe 16 and a right pump breathing pipe 5 above as the air bag 29,30 of air-pressure chamber.Suction tude 9 can insert the interface B of selector valve 12, is connected with right pump breathing pipe 5 through interface P, through interface O
2, connecting tube 7 is connected with left pump breathing pipe 16.Outlet pipe 10 can insert the interface A of selector valve 12, is connected with right pump breathing pipe 5 through interface P, through interface O
1Be connected with left pump ventilation 16.The interface O of selector valve 12
1And O
2Be connected through connecting tube 7.Suction tude 9 is provided with air inlet adjustment valve 8, can regulate air inflow, to regulate the flow of pneumatic pump.On air bag 29,30, be respectively equipped with intake and exhaust control valve 16,4, be connected with the gas control chamber 13,6 at selector valve 12 two ends respectively as the air-pressure chamber of left liquid pump 25 and right liquid pump 23.Be respectively equipped with control valve 19,1 on the intake and exhaust control valve 15,4, be respectively equipped with drag-line 21,14 on the spool 17,3 of control valve 19,1, drag-line 21,14 is connected with buoyancy aid 24,22 respectively, buoyancy aid the 24, the 22nd is at the bottom of the capsule of air bag 29,30, air bag 29,30 expands and shrinks, fluctuate at the bottom of making capsule, overcome the elastic force of the spring 18,2 on the spool 17,3 and the counterpressure of pressurized gas, control valve 19,1 is opened and closed through drag-line 21,14.Above left liquid pump 25 and right liquid pump 23, be respectively equipped with outlet valve 31,32 and be connected, can discharge the gas that accumulates in the liquid-accumulating chamber, improve volumetric efficiency with drain pipe 20.Air bag 29 as air-pressure chamber in left liquid pump 25 expands, liquid is output, as extending downwards with the expansion of air bag 29 at the bottom of the capsule of buoyancy aid 24, drive spool 17 pressure springs 18 of control valve 19 through drag-line 21, control valve 19 is opened, pressurized gas enter gas control chamber, selector valve 12 left side 13 through control valve 19, intake and exhaust control valve 15, the spool 11 of selector valve 12 is pushed to the right side, in the gas control chamber 13, intake and exhaust control valve 15, left liquid pump 25 as the interface O of the overbottom pressure gas in the air bag 29 of air-pressure chamber through breathing pipe 16, selector valve 12
1, interface A and outlet pipe 10 discharge, and shrinks immediately as the air bag 29 of air-pressure chamber, liquid enters left liquid pump 25 through feed liquor valve 26, floats as shrinking at the bottom of the capsule of buoyancy aid 24, control valve 19 is closed.Simultaneously, pressurized gas are through suction tude 9, the interface 8 of selector valve 12, interface P enters in the air bag 30 as air-pressure chamber in the right liquid pump 23, air bag 30 expands immediately, liquid is through liquid valve 28, drain pipe 20 outputs, extend downwards with airbag inflation at the bottom of the capsule as buoyancy aid 22, drive spool 3 pressure springs 2 of control valve 1 through drag-line 14, control valve 1 is opened, pressurized gas are through control valve 1, intake and exhaust control valve 4 enters the control room, right side 6 of selector valve 12, the spool 11 of selector valve 12 is pushed to the left side, gas control chamber 6, intake and exhaust control valve 4, in the right liquid pump 23 as the overbottom pressure gas in the air bag 30 of air-pressure chamber through breathing pipe 5, the interface P of selector valve 12, interface A and outlet pipe 10 are discharged, air bag 30 as air-pressure chamber shrinks immediately, liquid enters right liquid pump 23 through feed liquor valve 26, as shrinking come-up at the bottom of the capsule of buoyancy aid 22, control valve 1 is closed.Simultaneously, pressurized gas are through interface 8, the interface O of suction tude 9, selector valve 12
2, connecting tube 7, breathing pipe 16 enter in the air bag 29 as air-pressure chamber in the left liquid pump 25, air bag 29 expands, liquid is through liquid valve 28, drain pipe 20 outputs.Because air-pressure chamber and liquid-accumulating chamber separate, and not only can carry liquid, also can conveying gas.Because no electric controller is particularly suitable for carrying various inflammable, explosive fluids, as various fuel oils and various inflammable gass etc.
Claims (5)
1, a kind of pneumatic pump is made up of binary pump, air-pressure chamber, suction tude, outlet pipe, liquid-accumulating chamber, feed liquor valve, liquid valve, the drain pipe of sealing, it is characterized in that: be respectively equipped with a breathing pipe on the air-pressure chamber in two liquid pumps of the binary pump of sealing, be connected with suction tude and outlet pipe through selector valve, be respectively equipped with the intake and exhaust control valve on two air-pressure chambers, be connected with the gas control chamber at selector valve two ends, the intake and exhaust control valve is provided with control valve, its spool is provided with drag-line, is connected with buoyancy aid.
2, pneumatic pump according to claim 1 is characterized in that: said drain pipe below is provided with blowdown valve.
3, pneumatic pump according to claim 1 is characterized in that: said air-pressure chamber and liquid-accumulating chamber are same mixing chamber, and said buoyancy aid is the float that floats on liquid level.
4, pneumatic pump according to claim 1 is characterized in that: said air-pressure chamber is to be provided with air bag in liquid pump, and its periphery is a liquid-accumulating chamber, at the bottom of said buoyancy aid is the capsule of air bag.
5, pneumatic pump according to claim 4 is characterized in that: said liquid-accumulating chamber top is provided with outlet valve, is connected with drain pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98110101A CN1069953C (en) | 1998-03-09 | 1998-03-09 | Pneumatic pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98110101A CN1069953C (en) | 1998-03-09 | 1998-03-09 | Pneumatic pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1190156A CN1190156A (en) | 1998-08-12 |
| CN1069953C true CN1069953C (en) | 2001-08-22 |
Family
ID=5220182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98110101A Expired - Fee Related CN1069953C (en) | 1998-03-09 | 1998-03-09 | Pneumatic pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1069953C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881286A (en) * | 2010-07-09 | 2010-11-10 | 易思海 | Water absorption device with superhigh absorption distance |
| CN102562195A (en) * | 2011-01-12 | 2012-07-11 | 王政玉 | Heat pump type engine |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102704530B (en) * | 2012-01-30 | 2013-11-13 | 新泰市风龙王设备有限公司 | Air-pressure pumping-out long-distance water transmission system and potential energy generating system |
| CN102900712B (en) * | 2012-09-29 | 2015-02-18 | 北京恒企新能源科技有限公司 | Gas booster pump and emergency air-energy multifunctional water purification system |
| CN103277937B (en) * | 2013-06-24 | 2015-07-08 | 王政玉 | Multipurpose heat pump |
| CN104047900B (en) * | 2014-06-20 | 2016-05-04 | 罗敬才 | The system of application flowing water energy |
| CN105401923B (en) * | 2015-12-30 | 2018-09-07 | 陈阿扣 | A kind of pumping unit |
| CN107781128A (en) * | 2016-08-30 | 2018-03-09 | 上海昊芯自动化科技有限公司 | A kind of air force solution transport metering mechanism |
| CN110242621A (en) * | 2019-07-08 | 2019-09-17 | 赵鑫波 | A kind of separate type continuous effluent device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD124407A3 (en) * | 1975-06-09 | 1977-02-23 | ||
| CN86208313U (en) * | 1986-10-28 | 1987-07-01 | 谢植培 | Pneumatic multi-purpose pump for lifting liquid |
| WO1991002901A1 (en) * | 1988-08-24 | 1991-03-07 | Sellars Air Water Pump Pty Ltd | Water pump |
| RU2053415C1 (en) * | 1992-09-10 | 1996-01-27 | Мурат Османович Халов | Pneumatic displacement pump |
| CN1036089C (en) * | 1994-03-30 | 1997-10-08 | 王政玉 | Pneumatic pump and its pneumatic liquid pump |
-
1998
- 1998-03-09 CN CN98110101A patent/CN1069953C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD124407A3 (en) * | 1975-06-09 | 1977-02-23 | ||
| CN86208313U (en) * | 1986-10-28 | 1987-07-01 | 谢植培 | Pneumatic multi-purpose pump for lifting liquid |
| WO1991002901A1 (en) * | 1988-08-24 | 1991-03-07 | Sellars Air Water Pump Pty Ltd | Water pump |
| RU2053415C1 (en) * | 1992-09-10 | 1996-01-27 | Мурат Османович Халов | Pneumatic displacement pump |
| CN1036089C (en) * | 1994-03-30 | 1997-10-08 | 王政玉 | Pneumatic pump and its pneumatic liquid pump |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881286A (en) * | 2010-07-09 | 2010-11-10 | 易思海 | Water absorption device with superhigh absorption distance |
| CN102562195A (en) * | 2011-01-12 | 2012-07-11 | 王政玉 | Heat pump type engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1190156A (en) | 1998-08-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| AR01 | Abandonment of patent right to avoid double patenting |
According to article 9 of the patent law and article 12 of the detailed rules for the implementation of the patent law: 98110101.1 of the invention patents in the current issue of authorization announcement, and at the same time corresponding to the 98220406.X utility model patent to be given up, and in the 17 volume of the 34 issue of the new type of communique on the patent right to abandon the announcement. According to article 9 of the patent law and article 12 of the detailed rules for the implementation of the patent law: 98110101.1 of the invention patents in the current issue of authorization announcement, and at the same time corresponding to the 98220406.X utility model patent to be given up, and in the 17 volume of the 34 issue of the new type of communique on the patent right to abandon the announcement. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |