CN2208623Y - Pneumatic pump and pneumatic liquid pump - Google Patents
Pneumatic pump and pneumatic liquid pump Download PDFInfo
- Publication number
- CN2208623Y CN2208623Y CN 94240106 CN94240106U CN2208623Y CN 2208623 Y CN2208623 Y CN 2208623Y CN 94240106 CN94240106 CN 94240106 CN 94240106 U CN94240106 U CN 94240106U CN 2208623 Y CN2208623 Y CN 2208623Y
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Abstract
The utility model relates to a pneumatic pump and a pneumatic liquid pump. An air inlet adjusting valve is arranged at one air inlet side on a cylinder body of the pneumatic pump. An air inlet pipe and an air outlet pipe are communicated with two corresponding ventilation pipes above two closed liquid pumps of the pneumatic liquid pump via change valves. The pneumatic liquid pump is closed double liquid pumps; a ventilation pipe is respectively arranged on the double liquid pumps; a liquid inlet valve is respectively arranged below the double liquid pumps. Liquid level sensing devices are arranged in the liquid pumps to be connected with the change valves. Air inlet and exhaust devices of the pneumatic pump and the pneumatic liquid pump form a closed gas path circulation system. The pneumatic pump has the advantages of quick inflation, low energy consumption and high efficiency. Excessive pressure gas generates backpressure compensation force to pistons.
Description
The present invention relates to the pump class, say it is a kind of pneumatic pump and Pneumatic liquid pump thereof in detail.
As everyone knows, existing pneumatic pump is made up of cylinder block, piston (perhaps rotor), suction valve, suction tude, gas outlet valve, steam outlet pipe, this pneumatic pump and the supporting use of existing Pneumatic liquid pump, and input power is bigger, and it is higher to consume energy, and efficient is lower.Existing Pneumatic liquid pump, as Patent Office of the People's Republic of China's on January 20th, 1988 disclosed " pneumatic pump ", the patent No. 87203909, be above two liquid pumps, to be respectively equipped with suction tude to connect the air inlet solenoid valve, outlet pipe connects exhaust solenoid valve, the emptying pipe below connects buoyancy and returns only valve, is provided with drain pipe between two liquid pumps, and its both sides are respectively equipped with liquid valve.During work, the air inlet solenoid valve on a liquid pump is opened, and its exhaust solenoid valve is closed, and pressurized gas enters in the liquid pump, and liquid is raised through liquid valve, drain pipe under the effect of pressurized gas; When the liquid in the liquid pump was lower than the liquid level sensor that the below is provided with, air inlet closed electromagnetic valve, the solenoid valve of giving vent to anger were opened, and the pressurized gas in the liquid pump enters atmosphere, and buoyancy returns only opening of valves, and liquid flows in the liquid pump.At this simultaneously, the air inlet solenoid valve of another liquid pump top is opened, and exhaust solenoid valve is closed, and the liquid in the liquid pump is raised.The intake and exhaust solenoid valve of two liquid pump tops constantly opens and closes repeatedly, and the liquid in the liquid pump is constantly alternately promoted.This Pneumatic liquid pump needs two cover intake and exhaust device and the complicated electric control system of a cover, and cost is higher, and the pressurized gas emptying causes waste, and user cost is higher.
The objective of the invention is to avoid above-mentioned shortcoming, provide a kind of input power little, it is low to consume energy, the pneumatic pump that supply gas pressure is high, and a kind of matching used simple in structure, with low cost, the Pneumatic liquid pump that efficient is high.
For achieving the above object, feature of the present invention is:
Air inlet one side is provided with the air inlet adjustment valve on the cylinder block of pneumatic pump, and suction tude and steam outlet pipe are connected with corresponding two breathing pipes in liquid pump top of two sealings of Pneumatic liquid pump respectively through selector valve.
The pneumatic pump of reciprocating type two-chamber exhaust, the above and below of cylinder block is respectively equipped with epicoele air inlet adjustment valve and cavity of resorption air inlet adjustment valve, epicoele suction valve and cavity of resorption suction valve are connected through epicoele suction tude and cavity of resorption suction tude, insert the interface A of selector valve, by interface P(O
1) be connected with the breathing pipe of liquid pump top in the Pneumatic liquid pump, epicoele gas outlet valve and cavity of resorption gas outlet valve are connected through epicoele steam outlet pipe and cavity of resorption steam outlet pipe, insert the interface B of selector valve, by interface O
2(P) with the Pneumatic liquid pump in the breathing pipe of another liquid pump top be connected the interface O of selector valve
1Through connecting tube and interface O
2Be connected.
The pneumatic pump of reciprocating type single chamber exhaust, cylinder block top or below are provided with the air inlet adjustment valve, and piston is provided with the attached suction valve that helps to the air inlet of cylinder block cavity of resorption, and suction valve is connected with the epicoele suction tude through the cavity of resorption suction tude, insert the interface A of selector valve, by interface P(O
1) be connected with the breathing pipe of liquid pump top in the Pneumatic liquid pump, gas outlet valve inserts the interface 8 of selector valve through steam outlet pipe, by interface O
2(P) with the Pneumatic liquid pump in the breathing pipe of another liquid pump top be connected the interface O of selector valve
1Through connecting tube and interface O
2Be connected.
The rotator type pneumatic pump, suction tude inserts the interface B of selector valve, by interface P(O
2) be connected with the breathing pipe of liquid pump top in the Pneumatic liquid pump, gas outlet valve inserts the interface A of selector valve through steam outlet pipe, by interface O
1(P) with the Pneumatic liquid pump in the breathing pipe of another liquid pump top be connected the interface O of selector valve
1Through connecting tube and interface O
2Be connected, also be provided with the air inlet adjustment valve on the suction tude.
The cylinder block compressed side of rotator type pneumatic pump is provided with and the corresponding some gas outlet valves in blade compresses interval.
The cylinder block air inlet inboard of rotator type pneumatic pump is provided with and the corresponding air inlet connectivity slot in blade air inlet interval.
The suction tude or the steam outlet pipe of pneumatic pump are provided with bleed valve.
The Pneumatic liquid pump is the biliquid pump of sealing, and biliquid pump top is respectively equipped with breathing pipe, and the below is respectively equipped with the feed liquor valve, is provided with liquid level sensing device in the liquid pump and connects selector valve.
Liquid level sensing device is to be provided with vertical guide pillar in a liquid pump, guide pillar is provided with float, the above and below of float is respectively equipped with magnet and lower magnet, and is corresponding with last magnet and lower magnet, and the above and below in its liquid pump is respectively equipped with dry reed-pipe open in usual.
Liquid level sensing device is to be respectively equipped with vertical guide pillar in two liquid pumps, is respectively equipped with float on the guide pillar, and the below of float is respectively equipped with magnet, and is corresponding with magnet, and two interior belows of liquid pump are respectively equipped with dry reed-pipe open in usual.
The selector valve that pneumatic pump and Pneumatic liquid pump thereof are adopted is a two-position four way change valve.
The use that complements one another of pneumatic pump of the present invention and Pneumatic liquid pump, the intake and exhaust device of pneumatic pump and Pneumatic liquid pump forms the gas path circulatory system of sealing, two interior overbottom pressure gases of liquid pump are alternately drawn back pneumatic pump and are recycled, and make the pneumatic pump aeration speed fast, and air inflow is big; And overbottom pressure gas produces the back pressure equilibrant force to piston, reduces the power input, and it is low to consume energy, the supply gas pressure height; Simultaneously, the interior overbottom pressure gas of liquid pump that also quickened to find time, liquid replenishes fast, has improved the efficient of Pneumatic liquid pump; Pneumatic liquid pump top has only two breathing pipes, and is simple in structure, with low cost.Be applicable to and extract various liquid, pneumatic pump also can be used as the air feeder of other equipment, and the Pneumatic liquid pump also can be connected with other air supply systems.
Description of drawings
Accompanying drawing is a kind of schematic representation of the present invention, also is a kind of embodiment's schematic representation.
Accompanying drawing 1 is a kind of pneumatic pump of reciprocating type two-chamber exhaust and the plan view of Pneumatic liquid pump thereof.
Accompanying drawing 2 is a kind of pneumatic pump of reciprocating type single chamber exhaust and the plan view of Pneumatic liquid pump thereof.
Accompanying drawing 3 is plan views of a kind of rotator type pneumatic pump and Pneumatic liquid pump thereof.
Provide embodiment below in conjunction with accompanying drawing, the invention will be further described.
Embodiment 1: the pneumatic pump of reciprocating type two-chamber exhaust as shown in Figure 1 and Pneumatic liquid pump thereof, the above and below of the cylinder block 24 of pneumatic pump are respectively equipped with epicoele air inlet adjustment valve 22 and cavity of resorption air inlet adjustment valve 19.The above and below of cylinder block 24 is respectively equipped with epicoele suction valve 25 and cavity of resorption suction valve 27, be connected through epicoele suction tude 26 and cavity of resorption suction tude 28, insert the interface A of selector valve 1, be connected by the outer pump breathing pipe 4 of outer liquid pump 8 tops in interface P and the Pneumatic liquid pump.The above and below of cylinder block 24 is respectively equipped with epicoele gas outlet valve 21 and cavity of resorption gas outlet valve 18, is connected through epicoele steam outlet pipe 20 and cavity of resorption steam outlet pipe 17, inserts the interface B of selector valve 1, by interface O
2Be connected with the interior pump breathing pipe 3 of interior liquid pump 13 tops in the Pneumatic liquid pump.Selector valve 1 interface O
1Through connecting tube 2 and interface O
2Be connected.Make the intake and exhaust device of pneumatic pump and Pneumatic liquid pump form the gas path circulatory system that seals.When piston 23 was descending, epicoele gas outlet valve 21, cavity of resorption suction valve 27 and cavity of resorption air inlet adjustment valve 19 were closed; A liquid pump in the Pneumatic liquid pump provides the pressurized gas of cylinder block 24 cavity of resorptions through cavity of resorption gas outlet valve 18 and cavity of resorption steam outlet pipe 17; Simultaneously, the overbottom pressure gas in the Pneumatic Liquid pump housing in another liquid pump enters in cylinder block 24 epicoeles piston 23 is formed the back pressure equilibrant force through cavity of resorption suction tude 28, epicoele suction tude 26 and epicoele suction valve 25.When piston 23 was up, epicoele suction valve 25, epicoele air inlet adjustment valve 22 and cavity of resorption gas outlet valve 18 were closed; The pressurized gas of cylinder block 24 epicoeles provides through epicoele gas outlet valve 21, epicoele steam outlet pipe 20 and cavity of resorption steam outlet pipe 17 liquid pump in the Pneumatic liquid pump; Simultaneously, the overbottom pressure gas in another liquid pump in the Pneumatic liquid pump enters in cylinder block 24 cavity of resorptions through cavity of resorption suction tude 28 and cavity of resorption suction valve 27, and piston 23 is formed the back pressure equilibrant force.Under the effect of selector valve 1, pneumatic pump is alternately inflated in two liquid pumps of Pneumatic liquid pump and is bled.When pneumatic pump initialization and raising Pneumatic liquid lift of pump, piston 23 is descending, and epicoele air inlet adjustment valve 22 and piston 23 are up, and cavity of resorption air inlet adjustment valve 19 is also opened respectively, make extraneous gas enter the epicoele and the cavity of resorption of cylinder block 24 respectively, gas and additional air inflow are provided.The Pneumatic liquid pump is made up of the liquid pump of two sealings, and two liquid pumps can be made up of outer liquid pump 8 and interior liquid pump 13, also can be arranged side by side.The below of outer liquid pump 8 and interior liquid pump 13 is respectively equipped with some feed liquor valves 9, and the top is respectively equipped with outer pump breathing pipe 4 and interior pump breathing pipe 3.Be provided with drain pipe 15 between outer liquid pump 8 and the interior liquid pump 13, its both sides, below are respectively equipped with liquid valve 10.Be provided with liquid level sensing device in the Pneumatic liquid pump.Liquid level sensing device is to be provided with vertical guide pillar 12 in interior liquid pump 13, guide pillar 12 is provided with the float 7 that can slide up and down, the above and below of float 7 is respectively equipped with magnet 6 and lower magnet 14, corresponding with last magnet 6 and lower magnet 14, above and below in the interior liquid pump 13 is respectively equipped with dry reed-pipe 5 and the following dry reed-pipe 11 gone up open in usual, is connected with selector valve 1 through power line.Last magnet 6 and lower magnet 14 are permanent magnet.Liquid level sensing device also can adopt various liquid level sensors.Selector valve 1 adopts the two-position four-way solenoid directional control valve, also can adopt the two-position four-way air operated reversing valve, can also adopt switch valve with two-position and five-pass.The suction tude of pneumatic pump is provided with bleed valve 16, and bleed valve 16 also can be installed on the steam outlet pipe of pneumatic pump, can also be installed on the breathing pipe of Pneumatic liquid pump.Bleed valve 16 is opened when the initialization of Pneumatic liquid pump, and the gas in the discharging Pneumatic liquid pump makes in the Pneumatic liquid pump and fills with liquid.When float 7 rises along guide pillar 12, when abutting against on the dry reed-pipe 5, last magnet 6 will be gone up dry reed-pipe 5 conductings, and selector valve 1 commutates, and spool is shifted to right lateral position, interface O
1End, epicoele steam outlet pipe 20 and cavity of resorption steam outlet pipe 17 are through the interface B and the interface O of selector valve 1
2, interior pump breathing pipe 3 is connected with interior liquid pump 13, in the liquid pump 13, the liquid in the interior liquid pump 13 under the effect of pressurized gas, was raised through liquid valve 10, drain pipe 15 in pressurized gas constantly entered; Outer liquid pump 8 is connected with cavity of resorption suction tude 28 and epicoele suction tude 26 through the interface P and the interface A of outer pump breathing pipe 4, selector valve 1, and the overbottom pressure gas in the outer liquid pump 8 is drawn back in the cylinder block 24; When the pressure in the outer liquid pump 8 during less than outside liquid pressure, feed liquor valve 9 is opened, and liquid enters in the outer liquid pump 8.When float 7 descends along guide pillar 12, when abutting against down on the dry reed-pipe 11, lower magnet 14 will descend dry reed-pipe 11 conductings, and selector valve 1 commutates, and spool is shifted to left lateral position, interface O
2End, epicoele steam outlet pipe 20 and cavity of resorption steam outlet pipe 17 through the interface 8 of selector valve 1 and interface P, outer pump breathing pipe 4 with outside liquid pump 8 be connected, pressurized gas constantly enters in the outer liquid pump 8, and the liquid in the outer liquid pump 8 is raised through liquid valve 10, drain pipe 15 under the effect of pressurized gas; Interior liquid pump 13 is through the interface O of interior pump breathing pipe 3, connecting tube 2, selector valve 1
1Be connected with cavity of resorption suction tude 28 and epicoele suction tude 26 with interface A, the overbottom pressure gas in the interior liquid pump 13 is drawn back in the cylinder block 24; When the gas pressure in the interior liquid pump 13 during less than outside liquid pressure, feed liquor valve 9 is opened, in liquid enters in the liquid pump 13.Outer liquid pump 8 and interior liquid pump 13 constantly alternately charge into liquid and pressurized gas, and liquid successively is raised.
Embodiment 2: the pneumatic pump of reciprocating type single chamber exhaust as shown in Figure 2 and Pneumatic liquid pump thereof, the top or the below of the cylinder block 22 of pneumatic pump are provided with air inlet adjustment valve 24, in the time of can and improving lift in the initialization of Pneumatic liquid pump, in cylinder block 22, provide gas and additional air inflow.Piston 25 is provided with several attached suction valves 23 that helps to cylinder block 22 cavity of resorption air inlets, makes the overbottom pressure gas of cylinder block 22 epicoeles can enter cavity of resorption, reduces power consumption.Cylinder block 22 belows are provided with suction valve 27, are connected with the epicoele suction tude 26 that cylinder block 22 tops are provided with through cavity of resorption suction tude 28, insert the interface A of selector valve 1, are connected by the breathing pipe 2 of right liquid pump 17 tops in interface P and the Pneumatic liquid pump.Cylinder block 22 belows are provided with gas outlet valve 21, through the interface 8 of steam outlet pipe 19 access selector valves 1, by interface O
2Be connected with the breathing pipe 4 of left liquid pump 8 tops in the Pneumatic liquid pump.The interface O of selector valve 1
1Through connecting tube 3 and interface O
2Be connected.Make the intake and exhaust device of pneumatic pump and Pneumatic liquid pump form the gas path circulatory system that seals.Selector valve 1 adopts the two-position four-way solenoid directional control valve.When piston 25 was descending, suction valve 27, the attached suction valve 23 that helps were closed, and gas outlet valve 21 is opened, and pressurized gas provides in gas outlet valve 21, steam outlet pipe 19 liquid pump in the Pneumatic liquid pump; Simultaneously, the overbottom pressure gas in another liquid pump in the Pneumatic liquid pump enters in cylinder block 22 epicoeles, for piston 25 provides the back pressure equilibrant force through cavity of resorption suction tude 28 and epicoele suction tude 26.When piston 25 was up, gas outlet valve 21 and air inlet adjustment valve 24 were closed, and the overbottom pressure gas in the Pneumatic liquid pump enters cylinder block 22 cavity of resorptions through cavity of resorption suction tude 28 and suction valve 27, epicoele suction tude 26 and the attached suction valve 23 that helps.Under the effect of selector valve 1, alternately inflate in two liquid pumps of pneumatic pump in the Pneumatic liquid pump and bleed.The Pneumatic liquid pump is made up of the liquid pump of two sealings, and two liquid pumps can be made up of left liquid pump 8 arranged side by side and right liquid pump 17, are provided with drain pipe 18 between left liquid pump 8 and the right liquid pump 17, and its both sides, below are respectively equipped with liquid valve 15.The below of left side liquid pump 8 and right liquid pump 17 is respectively equipped with some feed liquor valves 10,11, and the top is respectively equipped with breathing pipe 4 and 2.Be provided with liquid level sensing device in the Pneumatic liquid pump.Liquid level sensing device is to be respectively equipped with vertical guide pillar 7 and 16 in left liquid pump 8 and right liquid pump 17, is respectively equipped with the float 5 and 14 that can slide up and down on the guide pillar 7,16, and float 5,14 belows are respectively equipped with magnet 6 and 13, magnet the 6, the 13rd, permanent magnet.Corresponding with magnet 6,13, the below in left liquid pump 8 and the right liquid pump 17 is respectively equipped with dry reed-pipe 9 open in usual and 12, is connected with selector valve 1 through power line.Liquid level sensing device also can adopt various liquid level sensors.Steam outlet pipe 19 is provided with bleed valve 20, can discharge the gas in the Pneumatic liquid pump when the initialization of Pneumatic liquid pump, fills with liquid.When float 14 descends along guide pillar 16, when abutting against on the dry reed-pipe 12, magnet 13 is dry reed-pipe 12 conductings, selector valve 1 commutation, and spool is shifted to right lateral position, interface O
1End, steam outlet pipe 19 is through the interface 8 and the interface O of selector valve 1
2, connecting tube 3, breathing pipe 4, be connected with left liquid pump 8, pressurized gas constantly enters in the left liquid pump 8, the liquid in the left liquid pump 8 is raised through liquid valve 15, drain pipe 18 under the effect of pressurized gas; Right liquid pump 17 is connected through interface P and interface A, cavity of resorption suction tude 28, the epicoele suction tude 26 of breathing pipe 2, selector valve 1, and the overbottom pressure gas in the right liquid pump 17 is drawn back in the cylinder block 22; When the gas pressure in the right liquid pump 17 during less than outside liquid pressure, feed liquor valve 11 is opened, and liquid enters in the right liquid pump 17.When float 5 descends along guide pillar 7, when abutting against on the dry reed-pipe 9, magnet 6 is dry reed-pipe 9 conductings, selector valve 1 commutation, and spool is shifted to left lateral position, interface O
2End, steam outlet pipe 19 is connected with right liquid pump 17 through interface 8 and interface P, the breathing pipe 2 of selector valve 1, and pressurized gas constantly enters in the right liquid pump 17, and the liquid in the right liquid pump 17 is raised through liquid valve 15, drain pipe 18 under the effect of pressurized gas; A left side liquid pump 8 through breathing pipe 4, the interface O of selector valve 1
1Be connected with interface A, cavity of resorption suction tude 28 and epicoele suction tude 26, the overbottom pressure gas in the left liquid pump 8 is drawn back in the cylinder block 22; When the gas pressure in the left liquid pump 8 during less than outside liquid pressure, feed liquor valve 10 is opened, and liquid enters in the left liquid pump 8.Left side liquid pump 8 and right liquid pump 17 constantly alternately charge into liquid and pressurized gas, and liquid not cracked ends liquid valve 15, drain pipe 18 is raised.
Embodiment 3: rotator type pneumatic pump as shown in Figure 3 and Pneumatic liquid pump thereof, cylinder block 21 compressed side of pneumatic pump are provided with and the corresponding some gas outlet valves 22 in blade 20 compression intervals, connect steam outlet pipe 23, can make the pressurized gas of discharge more even, thereby make its supporting Pneumatic liquid pump promote liquid more at the uniform velocity.Cylinder block 21 air inlet inboards are provided with and the corresponding air inlet connectivity slot 19 in blade 20 air inlets interval, can accelerate intake velocity and strengthen air inflow, increase the back pressure equilibrant force of overbottom pressure gas to blade 20.Suction tude 17 inserts the interface 8 of selector valve 1, is connected with the interior pump breathing pipe 3 of interior liquid pump 13 tops of Pneumatic liquid pump by interface P.Steam outlet pipe 23 inserts the interface A of selector valve 1, by interface O
1Be connected with the outer pump breathing pipe 4 on the outer liquid pump 8 in the Pneumatic liquid pump.The interface O of selector valve 1
1Through connecting tube 2 and interface O
2Be connected, make the intake and exhaust device of pneumatic pump and Pneumatic liquid pump form the gas path circulatory system that seals.Suction tude 17 is provided with bleed valve 16 and air inlet adjustment valve 18, and effect no longer repeats as embodiment 1 and 2.When rotor rotated, the overbottom pressure gas in the liquid pump in the Pneumatic liquid pump in suction tude 17 enters cylinder block 21, under the drive of blade 20, was compressed again, is provided through steam outlet pipe 23 another liquid pump in the Pneumatic liquid pump by gas outlet valve 22.Under the effect of selector valve 1, alternately inflate in two liquid pumps of pneumatic pump in the Pneumatic liquid pump and bleed.The working procedure of Pneumatic liquid pump is identical with embodiment 1, repeats no more.
Claims (10)
1, a kind of pneumatic pump and Pneumatic liquid pump thereof, its pneumatic pump is by cylinder block, piston (perhaps rotor), suction valve, gas outlet valve, suction tude, steam outlet pipe are formed, its Pneumatic liquid pump is made up of biliquid pump, feed liquor valve, liquid valve, drain pipe, it is characterized in that air inlet one side is provided with the air inlet adjustment valve on the cylinder block, suction tude and steam outlet pipe are connected with corresponding two breathing pipes in liquid pump top of two sealings of Pneumatic liquid pump respectively through selector valve.
2, pneumatic pump according to claim 1, the above and below that it is characterized in that cylinder block is respectively equipped with epicoele air inlet adjustment valve and cavity of resorption air inlet adjustment valve, epicoele suction valve and cavity of resorption suction valve are connected through epicoele suction tude and cavity of resorption suction tude, insert the interface A of selector valve, by interface P(O
1) be connected with the breathing pipe of liquid pump top in the Pneumatic liquid pump, epicoele gas outlet valve and cavity of resorption gas outlet valve are connected through epicoele steam outlet pipe and cavity of resorption steam outlet pipe, insert the interface B of selector valve, by interface O
2(P) with the Pneumatic liquid pump in the breathing pipe of another liquid pump top be connected the interface O of selector valve
1Through connecting tube and interface O
2Be connected.
3, pneumatic pump according to claim 1, it is characterized in that cylinder block top or below are provided with the air inlet adjustment valve, piston is provided with the attached suction valve that helps to the air inlet of cylinder block cavity of resorption, and suction valve is connected with the epicoele suction tude through the cavity of resorption suction tude, insert the interface A of selector valve, by interface P(O
1) be connected with the breathing pipe of liquid pump top in the Pneumatic liquid pump, gas outlet valve inserts the interface B of selector valve through steam outlet pipe, by interface O
2(P) with the Pneumatic liquid pump in the breathing pipe of another liquid pump top be connected the interface O of selector valve
1Through connecting tube and interface O
2Be connected.
4, pneumatic pump according to claim 1 is characterized in that suction tude inserts the interface B of selector valve, by interface P(O
2) be connected with the breathing pipe of liquid pump top in the Pneumatic liquid pump, gas outlet valve inserts the interface A of selector valve through steam outlet pipe, by interface O
1(P) with the Pneumatic liquid pump in the breathing pipe of another liquid pump top be connected the interface O of selector valve
1Through connecting tube and interface O
2Be connected, also be provided with the air inlet adjustment valve on the suction tude.
5, pneumatic pump according to claim 4 is characterized in that said cylinder block compressed side is provided with and the corresponding some gas outlet valves in blade compresses interval.
6,, it is characterized in that said cylinder block air inlet inboard is provided with and the corresponding air inlet connectivity slot in blade air inlet interval according to claim 4,5 described pneumatic pumps.
7,, it is characterized in that said suction tude or steam outlet pipe are provided with bleed valve according to claim 1,2,3,4 described pneumatic pumps.
8, Pneumatic liquid pump according to claim 1 is characterized in that the biliquid pump of said Pneumatic liquid pump for sealing, and biliquid pump top is respectively equipped with breathing pipe, and the below is respectively equipped with the feed liquor valve, is provided with liquid level sensing device in the liquid pump and connects selector valve.
9, Pneumatic liquid pump according to claim 8, it is characterized in that said liquid level sensing device is to be provided with vertical leading in a liquid pump, lead and live in to be provided with float, the above and below of float is respectively equipped with magnet and lower magnet, corresponding with last magnet and lower magnet, the above and below in its liquid pump is respectively equipped with dry reed-pipe open in usual.
10, Pneumatic liquid pump according to claim 8, it is characterized in that said liquid level sensing device is to be respectively equipped with vertical guide pillar in two liquid pumps, be respectively equipped with float on the guide pillar, the below of float is respectively equipped with magnet, corresponding with magnet, two interior belows of liquid pump are respectively equipped with dry reed-pipe open in usual.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94240106 CN2208623Y (en) | 1994-03-30 | 1994-03-30 | Pneumatic pump and pneumatic liquid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94240106 CN2208623Y (en) | 1994-03-30 | 1994-03-30 | Pneumatic pump and pneumatic liquid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2208623Y true CN2208623Y (en) | 1995-09-27 |
Family
ID=33847158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94240106 Expired - Fee Related CN2208623Y (en) | 1994-03-30 | 1994-03-30 | Pneumatic pump and pneumatic liquid pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2208623Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915337A (en) * | 2019-04-11 | 2019-06-21 | 河北金牛旭阳化工有限公司 | A kind of gas overbottom pressure cyclic utilization system and circulation utilization method |
-
1994
- 1994-03-30 CN CN 94240106 patent/CN2208623Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915337A (en) * | 2019-04-11 | 2019-06-21 | 河北金牛旭阳化工有限公司 | A kind of gas overbottom pressure cyclic utilization system and circulation utilization method |
| CN109915337B (en) * | 2019-04-11 | 2024-01-23 | 河北金牛旭阳化工有限公司 | Gas residual pressure recycling system and recycling method |
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|---|---|---|---|
| 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 |