CN107781128A - A kind of air force solution transport metering mechanism - Google Patents
A kind of air force solution transport metering mechanism Download PDFInfo
- Publication number
- CN107781128A CN107781128A CN201610778723.3A CN201610778723A CN107781128A CN 107781128 A CN107781128 A CN 107781128A CN 201610778723 A CN201610778723 A CN 201610778723A CN 107781128 A CN107781128 A CN 107781128A
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- China
- Prior art keywords
- conveying
- pipe
- air inlet
- inlet pipe
- solution transport
- Prior art date
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Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 47
- 239000007789 gas Substances 0.000 claims abstract description 29
- 238000005213 imbibition Methods 0.000 claims abstract description 22
- 230000002459 sustained effect Effects 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 description 9
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001914 calming effect Effects 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229940124597 therapeutic agent Drugs 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B13/00—Pumps specially modified to deliver fixed or variable measured quantities
Abstract
The invention discloses a kind of air force solution transport metering mechanism, including, gauge assembly is conveyed, conveying gauge assembly includes shell, conveying pipeline, air inlet pipe；Outer casing bottom is provided with imbibition section, is provided with imbibition switch hole in imbibition section, unidirectional liquid feed valve is provided with imbibition switch hole；The liquid input section of conveying pipeline is stretched into the cavity of shell；Conveying gauge assembly also includes measuring ruler, and the gauge line of measuring ruler is stretched into cavity；The dip section of air inlet pipe is fitted into cavity；Air inlet pipe connects with magnetic valve, and magnetic valve also connects with gas source pipe and blast pipe respectively, there is gases at high pressure in gas source pipe.The present invention compared with prior art, can effectively realize the conveying metering of non-mechanical liquid sample, and Double pump body metering and conveying device or single pump housing metering and conveying device can be selected according to process conditions requirement；It is higher, it is necessary to the problems such as special maintenance and relatively low measuring accuracy that conventional measuring pump failure of pump rate is overcome simultaneously.
Description
Technical field
The present invention relates to metering pump technical field, specifically a kind of air force solution transport metering mechanism.
Background technology
Measuring pump is a kind of reagent adding set suitable for industries such as metallurgy, chemical industry, sewage disposals.Added in technical process
A small amount of reagent, while need under the process conditions accurately measured, low dose metering is frequently with diaphragm metering pump or screw metering pump.
At present, diaphragm metering pump membrane life is limited, and maintenance is larger, causes operation and maintenance high expensive.And screw rod
Pump-metered low precision, it is impossible to meet the requirement accurately added.Further, all presence of above two pump can not carry out continuous and quantitative supply
The defects of.Such as need consecutive intervals add reagent when, current way be make pump consecutive intervals work, this mode it is reliable
Property it is not high, and energy consumption is big, the life-span of pump is not high.
The content of the invention
The purpose of the present invention is overcome the deficiencies in the prior art, designs a kind of air force solution transport metering mechanism, its
Continuous/pulse quantitative delivery of therapeutic agents can be achieved, ensure the true and reliable of measurement result, and device service life is grown, maintenance is low.
To achieve the above object, the invention provides following technical scheme：
A kind of air force solution transport metering mechanism, including, gauge assembly is conveyed, described conveying gauge assembly includes
Shell, conveying pipeline, air inlet pipe；
Described outer casing bottom is provided with imbibition section, and imbibition switch hole, described imbibition switch are provided with described imbibition section
Unidirectional liquid feed valve is installed in hole；
The liquid input section of described conveying pipeline is stretched into the cavity of shell；
Described conveying gauge assembly also includes measuring ruler, and the gauge line of described measuring ruler is stretched into cavity；
The dip section of described air inlet pipe is fitted into cavity；
Described air inlet pipe connects with magnetic valve, and described magnetic valve also connects with gas source pipe and blast pipe respectively, described
Gas source pipe in be connected with gases at high pressure.
As a further improvement on the present invention, described imbibition switch hole is reverse taper hole, and described unidirectional liquid feed valve is
Back taper body is arranged in imbibition switch hole.
As a further improvement on the present invention, it is hollow form that scale and middle part are carved with described gauge line.
As a further improvement on the present invention, the least significant end of described gauge line and liquid input section is in sustained height, and described
Gauge line and the least significant end of liquid input section being capable of the most significant end that arrive of activity close to unidirectional liquid feed valve.
As a further improvement on the present invention, it is provided with one-way throttle valve in described air inlet pipe.
As a further improvement on the present invention, check-valves is set on described conveying pipeline.
As a further improvement on the present invention, the signal control terminal connection timing control unit of described magnetic valve, or
Plant control system is connected to, carries out Automated condtrol metering.
As a further improvement on the present invention, described conveying gauge assembly at least 1.
As a further improvement on the present invention, described conveying gauge assembly has 2.
As a further improvement on the present invention, including, the first conveying gauge assembly and the second conveying gauge assembly are described
The first air inlet pipe and the second air inlet pipe of first conveying gauge assembly and the second conveying gauge assembly connect with magnetic valve respectively, institute
The magnetic valve stated is connected with total gas source pipe, and proportional pressure valve is provided with described total gas source pipe；
Described magnetic valve connects with the first branch pipe of Y shape blast pipe and second branch pipe one end, the first described branch pipe and
The second branch pipe other end connects with total exhaust branch pipe, and described total exhaust branch pipe is provided with discharge line valve, described total source of the gas
There are gases at high pressure in pipe.
The present invention compared with prior art, can effectively realize the conveying metering of non-mechanical liquid sample, according to process conditions
It is required that Double pump body metering and conveying device or single pump housing metering and conveying device can be selected；Double pump body metering and conveying device can realize stabilization
Continuous solution conveying, single pump housing metering and conveying device, solution conveying have interval；Overcome conventional measuring pump failure of pump rate simultaneously
It is higher, it is necessary to the problems such as special maintenance and relatively low measuring accuracy.
Brief description of the drawings
Fig. 1 is a kind of conveying gauge assembly structure of air force solution transport metering mechanism embodiment of the present invention
Schematic diagram.
Fig. 2 is a kind of multiple conveyer amount components of air force solution transport metering mechanism embodiment of the present invention
Combining structure schematic diagram.
Embodiment
The present invention is further described in conjunction with accompanying drawing.
Embodiment one
Referring to Fig. 1, a kind of air force solution transport metering mechanism, including conveying gauge assembly, described conveying metering
Component includes shell 100, conveying pipeline 200, air inlet pipe 300；
The described bottom of shell 100 is provided with imbibition section 102, and imbibition switch hole 101, institute are provided with described imbibition section 102
Unidirectional liquid feed valve 700 is installed in the imbibition switch hole 101 stated；
Described imbibition switch hole 101 can be reverse taper hole, and now described unidirectional liquid feed valve 700 is pacified for back taper body
In imbibition switch hole 101；
The liquid input section 201 of described conveying pipeline 200 is stretched into the cavity 103 of shell 100, and described conveying pipeline 200
Go out liquid section 202 and liquid to be conveyed is directly transported to specified location；
Described conveying gauge assembly also includes measuring ruler 400, and the gauge line 401 of described measuring ruler 400 stretches into cavity
Scale is carved with 103, and on described gauge line 401, middle part is hollow form；
Described gauge line 401 and the least significant end of liquid input section 201 are so more favorable for calculating discharge opeing preferably in sustained height
Amount；And the highest that the least significant end of described gauge line 401 and liquid input section 201 movable can arrive preferably adjacent to unidirectional liquid feed valve 700
Near end, it can so be beneficial to discharge opeing and measurement.
The dip section 301 of described air inlet pipe 300 is fitted into cavity 103, and the lowest part of described dip section 301 will height
In the least significant end of liquid input section 201 and gauge line 401；
Described air inlet pipe 300 connects with magnetic valve 600, described magnetic valve 600 also respectively with gas source pipe 160 and exhaust
Pipe 900 connects；Described magnetic valve 600 is various way solenoid valve, can be 3-position-3-way solenoid valve；
Being deposited before inhaling night, in described cavity 103 has compressed air.
Further, in order to adjust the flow of air inlet pipe 300, one-way throttle valve can be set in air inlet pipe 300
500。
Further, in order to prevent the liquid conveyed in conveying pipeline 200 from flowing back, can be set on conveying pipeline 200
Check-valves 800.
Further, the signal control terminal connection timing control unit of described magnetic valve 600, or it is connected to factory's control
System processed, facilitates Automated condtrol to measure.
In use, connecting tube 104 is connected with sampling pipe 150, magnetic valve 600 controls air inlet pipe 300 to connect with blast pipe 900
Logical, now, the compressed air in cavity 103 can be discharged by air inlet pipe 300, blast pipe 900.Air pressure in cavity 103 is gradual
Reduce, until unidirectional liquid feed valve 700 can the one end of connecting tube 104 pressure be more than cavity 103 in air pressure when, unidirectional liquid feed valve
700 are floated up automatically, and then the sample liquid in sampling pipe 150 is entered in cavity 103 by pressure itself, then measuring ruler 400
The sample liquid amount of the being pumped into Wa entered by the measurement of gauge line 401 in cavity 103n；
When the sample liquid amount in cavity 103 is enough, magnetic valve 600 cuts off air inlet pipe 300 and the connection of blast pipe 900, and
Gas source pipe 160 is connected with air inlet pipe 300, be connected with gases at high pressure in described gas source pipe 160, now the height in gas source pipe 160
Body of calming the anger is entered in cavity 103 by air inlet pipe 300 raises the air pressure in cavity 103, when the air pressure in cavity 103 is higher than company
During air pressure in adapter 104, unidirectional liquid feed valve 700 is closed；Then the sample liquid in cavity 103 enters charging under the influence of air pressure
Section 201, and specified location is transported to by conveying pipeline 200；
After air pressure in cavity 103 reaches rated value, magnetic valve 600 is closed, and the not air inlet of air inlet pipe 300 also holds one's breath, defeated
Sample liquid in expects pipe 200 stops conveying；Then, the sample liquid surplus Wb now in cavity 103 is read by gauge line 401n, then
This sample liquid amount transferred out is Wn=Wan-Wbn, n is that more than 1 natural number represents the number of conveying；Export the total amount Q of sample liquid
For W accumulated value.
Then magnetic valve 600 again connects air inlet pipe with blast pipe, repeats action above and enters recurrent state.
One-way throttle valve 5 is configured before various way solenoid valve 600 and can adjust the compressed air stream that compressed air is sent into pump housing shell 1
Speed, so as to the solution flow rate for controlling sample liquid to pump out.
Simultaneously it is noted that calculating instantaneous delivery V, in order to carry out checking computations progress, specific computational methods are：
Amount of solution W in the pump housing shell 1 of moment 11, amount of solution W in the pump housing shell 1 of moment 22, then have：
V=W1-W2/ △ t, V ＞ 0 are effective.
Embodiment two
Referring to Fig. 2, the present embodiment is that the knot for carrying out continuous interruption conveying is combined into one using multiple conveying gauge assemblies
Structure, it is specially：
Including the first conveying gauge assembly A and the second conveying gauge assembly B, the described first conveying gauge assembly A and the
Two conveying gauge assembly B the first air inlet pipe A300 and the second air inlet pipe B300 connects with magnetic valve 600 respectively, described electromagnetism
Valve 600 is connected with total gas source pipe 180, and proportional pressure valve 190, described ratio are provided with described total gas source pipe 180
Pressure-regulating valve 190 is used to adjust the flow in total gas source pipe 180；
Described magnetic valve 600 connects with the first branch pipe 171 of Y shape blast pipe and the one end of the second branch pipe 172, and described
One branch pipe 171 and the other end of the second branch pipe 172 connect with total exhaust branch pipe 173, and described total exhaust branch pipe 173 is provided with exhaust
Stop valve 174.
Described magnetic valve 600 is 3 position-5 way magnetic valve.
During work, first start the first conveying gauge assembly A, the memory liquid sample amount of being pumped into Wan, magnetic valve 600 is by the first air inlet
Pipe A300 is connected with total gas source pipe 180 and is inflated；Meanwhile second conveying gauge assembly B the second air inlet pipe B300 and second
The connection of branch pipe 172 is exhausted；At this point it is possible to closing discharge line valve 174 makes gas in the second conveying gauge assembly B cavity
Body enters directly into the first conveying gauge assembly A, can play the conveying gauge assembly A inflations of quickening first and gas circulation utilizes
Effect.
Sample liquid its conveying pipeline 200 entrance in the first described conveying gauge assembly A collects in delivery pipe 203 and is transported to
Specified location；And the second described conveying gauge assembly B initially enters sample liquid.
After the completion of sample liquid enters in the second conveying gauge assembly B, magnetic valve 600 is by the second air inlet pipe B300 and total source of the gas
Pipe 180 connects, and makes the second conveying gauge assembly B inflations, discharge opeing；Make the first conveying gauge assembly A the first air inlet pipe simultaneously
A300 connected with the first branch pipe 171 be exhausted, washing lotion, and so on circulate, realize steady and continuous sample liquid conveying metering.
During the first conveying gauge assembly A and the second conveying gauge assembly B reciprocation cycles, it will carry out each time
Metering, mainly the sample liquid amount of being pumped into Wan, sample liquid surplus Wbn, transfer out sample liquid amount Wn, export sample liquid total amount Q.
Preferred embodiment of the invention described in detail above.It should be appreciated that one of ordinary skill in the art without
Creative work can is needed to make many modifications and variations according to the design of the present invention.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (10)
1. a kind of air force solution transport metering mechanism, including, gauge assembly is conveyed, it is characterized in that：Described conveying metering
Component includes shell, conveying pipeline, air inlet pipe；
Described outer casing bottom is provided with imbibition section, is provided with imbibition switch hole in described imbibition section, in described imbibition switch hole
Unidirectional liquid feed valve is installed；
The liquid input section of described conveying pipeline is stretched into the cavity of shell；
Described conveying gauge assembly also includes measuring ruler, and the gauge line of described measuring ruler is stretched into cavity；
The dip section of described air inlet pipe is fitted into cavity；
Described air inlet pipe connects with magnetic valve, and described magnetic valve also connects with gas source pipe and blast pipe respectively, described gas
Gases at high pressure are connected with source capsule.
2. a kind of air force solution transport metering mechanism as claimed in claim 1, it is characterized in that：Described imbibition switch hole
For reverse taper hole, described unidirectional liquid feed valve is that back taper body is arranged in imbibition switch hole.
3. a kind of air force solution transport metering mechanism as claimed in claim 1, it is characterized in that：Carved on described gauge line
It is hollow form to have scale and middle part.
4. a kind of air force solution transport metering mechanism as claimed in claim 1 or 2, it is characterized in that：Described gauge line
Least significant end with liquid input section is in sustained height, and the least significant end of described gauge line and liquid input section can live close to unidirectional liquid feed valve
The most significant end moved.
5. a kind of air force solution transport metering mechanism as claimed in claim 1, it is characterized in that：Set in described air inlet pipe
It is equipped with one-way throttle valve.
6. a kind of air force solution transport metering mechanism as claimed in claim 1, it is characterized in that：Set on described conveying pipeline
Put check-valves.
7. a kind of air force solution transport metering mechanism as claimed in claim 1, it is characterized in that：The letter of described magnetic valve
Number control terminal connection timing control unit, or plant control system is connected to, carry out Automated condtrol metering.
8. a kind of air force solution transport metering mechanism as claimed in claim 1, it is characterized in that：Described conveying metering group
Part at least 1.
9. a kind of air force solution transport metering mechanism as claimed in claim 1, it is characterized in that：Described conveying metering group
Part has 2.
10. a kind of air force solution transport metering mechanism as claimed in claim 9, it is characterized in that：Including the first conveying meter
Measure the first air inlet pipe of component and the second conveying gauge assembly, the described first conveying gauge assembly and the second conveying gauge assembly
Connected respectively with magnetic valve with the second air inlet pipe, described magnetic valve connects with total gas source pipe, is set on described total gas source pipe
Proportional pressure-regulating valve；
Described magnetic valve connects with the first branch pipe of Y shape blast pipe and second branch pipe one end, the first described branch pipe and second
The branch pipe other end connects with total exhaust branch pipe, and described total exhaust branch pipe is provided with discharge line valve, in described total gas source pipe
There are gases at high pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610778723.3A CN107781128A (en) | 2016-08-30 | 2016-08-30 | A kind of air force solution transport metering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610778723.3A CN107781128A (en) | 2016-08-30 | 2016-08-30 | A kind of air force solution transport metering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107781128A true CN107781128A (en) | 2018-03-09 |
Family
ID=61450764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610778723.3A Pending CN107781128A (en) | 2016-08-30 | 2016-08-30 | A kind of air force solution transport metering mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN107781128A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117108497A (en) * | 2023-10-24 | 2023-11-24 | 江苏泰丰泵业有限公司 | Quick-connection screw pump |
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| RU2053415C1 (en) * | 1992-09-10 | 1996-01-27 | Мурат Османович Халов | Pneumatic displacement pump |
| CN1190156A (en) * | 1998-03-09 | 1998-08-12 | 王政玉 | Pneumatic pump |
| CN102758753A (en) * | 2011-04-27 | 2012-10-31 | 崔力 | Oil extraction device with metering function |
| CN202707394U (en) * | 2012-04-27 | 2013-01-30 | 陈绍丽 | Single connecting rod linkage double-cavity metering pump |
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| CN103967734A (en) * | 2014-05-26 | 2014-08-06 | 成都科佑达技术开发有限公司 | Pneumatic metering pump |
| CN204092817U (en) * | 2014-08-01 | 2015-01-14 | 四川省人民医院 | A kind of accurate depression drainage device |
| CN204805052U (en) * | 2015-06-18 | 2015-11-25 | 于湧 | Material pump is carried to manual formula |
| CN206144733U (en) * | 2016-08-30 | 2017-05-03 | 上海昊芯自动化科技有限公司 | Metering device is carried to air force solution |
-
2016
- 2016-08-30 CN CN201610778723.3A patent/CN107781128A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3849033A (en) * | 1973-06-01 | 1974-11-19 | Dorr Oliver Inc | Air pressure-actuated double-acting diaphragm pump |
| CN87203909U (en) * | 1987-03-18 | 1988-01-20 | 童振国 | Pneumatic pump-model b |
| EP0386610A1 (en) * | 1989-03-07 | 1990-09-12 | John Russell Schneider | Constant output pump |
| RU2053415C1 (en) * | 1992-09-10 | 1996-01-27 | Мурат Османович Халов | Pneumatic displacement pump |
| CN1190156A (en) * | 1998-03-09 | 1998-08-12 | 王政玉 | Pneumatic pump |
| CN102758753A (en) * | 2011-04-27 | 2012-10-31 | 崔力 | Oil extraction device with metering function |
| CN202707394U (en) * | 2012-04-27 | 2013-01-30 | 陈绍丽 | Single connecting rod linkage double-cavity metering pump |
| CN203373138U (en) * | 2013-07-02 | 2014-01-01 | 福建兴宇树脂有限公司 | Liquid metering conveying device |
| CN103967734A (en) * | 2014-05-26 | 2014-08-06 | 成都科佑达技术开发有限公司 | Pneumatic metering pump |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117108497A (en) * | 2023-10-24 | 2023-11-24 | 江苏泰丰泵业有限公司 | Quick-connection screw pump |
| CN117108497B (en) * | 2023-10-24 | 2024-02-06 | 江苏泰丰泵业有限公司 | Quick-connection screw pump |
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