CN206144733U - Metering device is carried to air force solution - Google Patents
Metering device is carried to air force solution Download PDFInfo
- Publication number
- CN206144733U CN206144733U CN201621017571.7U CN201621017571U CN206144733U CN 206144733 U CN206144733 U CN 206144733U CN 201621017571 U CN201621017571 U CN 201621017571U CN 206144733 U CN206144733 U CN 206144733U
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- China
- Prior art keywords
- conveying
- air force
- imbibition
- force solution
- valve
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Abstract
The utility model discloses a metering device is carried to air force solution, include, carry metering unit, carry metering unit to include shell, conveying pipeline, intake pipe, the shell bottom is equipped with the imbibition section, is equipped with imbibition switch hole in the imbibition section, installs one -way feed liquor valve in the imbibition switch hole, the feed liquor section of conveying pipeline stretches into in the cavity of shell, carry metering unit still including measuring the chi, the meter buret of measurement chi stretches into in the cavity, the section of stretching into of intake pipe is packed into in the cavity, intake pipe and solenoid valve intercommunication, solenoid valve still communicate with air supply pipe and blast pipe respectively, and the air supply is intraductal to have high -pressure gas. Compared with the prior art, the utility model, can realize effectively that on -mechanical formula liquid sample carries the measurement, requires to select for use the double pump body to measure conveyor or single pump body measurement conveyor according to the process consideration, overcome conventional measuring pump pump failure simultaneously and rateed higherly, needed the specialty to maintain and the lower scheduling problem of measuring accuracy.
Description
Technical field
This utility model is related to measure pump technical field, specifically a kind of air force solution transport metering mechanism.
Background technology
Dosing pump is a kind of reagent adding set for being suitable to the industries such as metallurgy, chemical industry, sewage disposal.In technical process addition
A small amount of reagent, while needing under the accurately process conditions of metering, 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 of accurate addition.Further, above two pump is all present cannot carry out continuous and quantitative supply
Defect.For example when needing consecutive intervals addition reagent, current way is to make pump consecutive intervals work, the reliability of this mode
Property it is not high, and energy consumption is big, the pump life-span is not high.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, designs a kind of air force solution conveying metering dress
Put, it is capable of achieving continuous/pulse quantitative delivery of therapeutic agents, it is ensured that true and reliable, and the device long service life of measurement result, safeguard
Amount is low.
For achieving the above object, this utility model 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 in the cavity of shell；
Described conveying gauge assembly also includes measuring ruler, and the gauge line of described measuring ruler is stretched in cavity；
The dip section of described air inlet pipe is fitted in cavity；
Described air inlet pipe is connected with electromagnetic valve, and described electromagnetic valve is also connected with gas source pipe and exhaustor respectively, described
Gas source pipe in be connected with gases at high pressure.
Used as further improvement of the utility model, described imbibition switch hole is reverse taper hole, described unidirectional feed liquor
Valve is that back taper body is arranged in imbibition switch hole.
As further improvement of the utility model, scale is carved with described gauge line and middle part is hollow form.
As further improvement of the utility model, the least significant end of described gauge line and liquid input section in sustained height, and
The most significant end that described gauge line movable can be arrived with the least significant end of liquid input section near unidirectional liquid feed valve.
As further improvement of the utility model, in described air inlet pipe one-way throttle valve is provided with.
As further improvement of the utility model, check-valves are set on described conveying pipeline.
Used as further improvement of the utility model, the signal control end of described electromagnetic valve connects timing control unit,
Or plant control system is connected to, carry out Automated condtrol metering.
As further improvement of the utility model, described conveying gauge assembly at least 1.
Used as further improvement of the utility model, described conveying gauge assembly has 2.
As further improvement of the utility model, including the first conveying gauge assembly and second conveys gauge assembly, institute
The the first conveying gauge assembly stated and first air inlet pipe and the second air inlet pipe of the second conveying gauge assembly connect respectively with electromagnetic valve
Logical, described electromagnetic valve is connected with total gas source pipe, and on described total gas source pipe proportional pressure valve is provided with；
First arm of described electromagnetic valve and Y shape exhaustor and second arm one end connect, described the first arm and
The second arm other end is connected 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.
This utility model compared with prior art, can effectively realize the conveying metering of non-mechanical liquid sample, according to technique
Condition requires to can select Double pump body metering and conveying device or single pump housing metering and conveying device；Double pump body metering and conveying device is capable of achieving
The solution conveying of steady and continuous, single pump housing metering and conveying device, solution conveying has interval；Conventional dosing pump pump event is overcome simultaneously
Barrier rate is higher, the problems such as need special maintenance and relatively low measuring accuracy.
Description of the drawings
Fig. 1 is a kind of conveying gauge assembly of air force solution transport metering mechanism specific embodiment of this utility model
Structural representation.
Fig. 2 is a kind of multiple conveyer amounts of air force solution transport metering mechanism specific embodiment of this utility model
Component combining structure schematic diagram.
Specific embodiment
In conjunction with accompanying drawing, the utility model is further described.
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 in described imbibition section 102 imbibition switch hole 101, institute are provided with
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 back taper body peace
In being mounted in imbibition switch hole 101；
The liquid input section 201 of described conveying pipeline 200 is stretched in the cavity 103 of shell 100, and described conveying pipeline 200
Go out liquid section 202 and directly liquid to be conveyed is transported to into specified location；
Described conveying gauge assembly also includes measuring ruler 400, and the gauge line 401 of described measuring ruler 400 stretches into cavity
It is hollow form that scale, middle part are carved with gauge lines 401 in 103 and described；
The least significant end of described gauge line 401 and liquid input section 201 is so more favorable for calculating discharge opeing preferably in sustained height
Amount；And the highest that described gauge line 401 movable can be arrived with the least significant end of liquid input section 201 preferably adjacent to unidirectional liquid feed valve 700
Near end, so can be beneficial to discharge opeing and measurement.
The dip section 301 of described air inlet pipe 300 is fitted in cavity 103, and the lowest point of described dip section 301 will height
In liquid input section 201 and the least significant end of gauge line 401；
Described air inlet pipe 300 is connected with electromagnetic valve 600, described electromagnetic valve 600 also respectively with gas source pipe 160 and aerofluxuss
Pipe 900 is connected；Described electromagnetic valve 600 is various way solenoid valve, can be 3-position-3-way solenoid valve；
Before inhaling night, storage 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 conveying pipeline 200 in convey liquid flow back, can arrange on conveying pipeline 200
Check-valves 800.
Further, the signal control end connection timing control unit of described electromagnetic valve 600, or it is connected to factory's control
System processed, facilitates Automated condtrol to measure.
When using, connecting tube 104 is connected with sampling tube 150, the control of electromagnetic valve 600 air inlet pipe 300 connects with exhaustor 900
Logical, now, the compressed air in cavity 103 can be discharged by air inlet pipe 300, exhaustor 900.Air pressure in cavity 103 is gradually
Reduce, until unidirectional liquid feed valve 700 can be when the pressure of the one end of connecting tube 104 be more than the air pressure in cavity 103, unidirectional liquid feed valve
700 float up automatically, and then the sample liquid in sampling tube 150 is entered in cavity 103 by pressure itself, then measuring ruler 400
Measured into the sample liquid amount of the pumping into Wa in cavity 103 by gauge line 401n；
When the sample liquid amount in cavity 103 is enough, the connection of the cut-out air inlet pipe 300 of electromagnetic valve 600 and exhaustor 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 raises the air pressure in cavity 103 by air inlet pipe 300 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 under the influence of air pressure charging
Section 201, and specified location is transported to by conveying pipeline 200；
Air pressure in cavity 103 is reached after rated value, and electromagnetic 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, sample liquid surplus Wb in now cavity 103 is read by gauge line 401n, then
The sample liquid amount that this is transferred out is Wn=Wan-Wbn, n is the number of times that more than 1 natural number represents conveying；Total amount Q of output sample liquid
For the accumulated value of W.
Then electromagnetic valve 600 again connects air inlet pipe with exhaustor, repeats above action and enters recurrent state.
The compressed air stream that the scalable compressed air of one-way throttle valve 5 sends into pump housing shell 1 is configured before various way solenoid valve 600
Speed, so as to control the solution flow rate that sample liquid is pumped 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/ Δ 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, specially：
Including the first conveying gauge assembly A and the second conveying gauge assembly B, described first conveying gauge assembly A and the
First air inlet pipe A300 and the second air inlet pipe B300 of two conveying gauge assembly B is connected respectively with electromagnetic valve 600, 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；
First arm 171 of described electromagnetic valve 600 and Y shape exhaustor and the one end of the second arm 172 connect, and described
One arm 171 and the other end of the second arm 172 are connected with total exhaust branch pipe 173, and described total exhaust branch pipe 173 is provided with aerofluxuss
Stop valve 174.
Described electromagnetic valve 600 is 3 position-5 way electromagnetic valve.
During work, first start first and convey gauge assembly A, remember the liquid sample amount of pumping into Wan, electromagnetic valve 600 is by the first air inlet
Pipe A300 is connected with total gas source pipe 180 and is inflated；Meanwhile, second air inlet pipe B300 and second of the second conveying gauge assembly B
The connection of arm 172 is exhausted；At this point it is possible to close the gas that discharge line valve 174 makes in the cavity of the second conveying gauge assembly B
Body enters directly into the first conveying gauge assembly A, can play quickening first and convey the gentle body circulation utilization of gauge assembly A inflations
Effect.
Sample liquid its conveying pipeline 200 in described first conveying gauge assembly A enters and collects in delivery pipe 203 and be transported to
Specified location；And the second described conveying gauge assembly B initially enters sample liquid.
After the completion of sample liquid is entered in the second conveying gauge assembly B, electromagnetic valve 600 is by the second air inlet pipe B300 and total source of the gas
Pipe 180 is connected, and makes the second conveying gauge assembly B inflations, discharge opeing；First air inlet pipe of the first conveying gauge assembly A is made simultaneously
A300 connect with the first arm 171 be exhausted, washing liquid, 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 cycle, will carry out each time
Metering, mainly the sample liquid amount of pumping into Wan, sample liquid surplus Wbn, transfer out sample liquid amount Wn, output sample liquid total amount Q.
Preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill people of this area
Member just can make many modifications and variations without the need for creative work according to design of the present utility model.Therefore, all this technology necks
Technical staff passes through on the basis of existing technology logical analyses, reasoning or limited reality according to design of the present utility model in domain
Available technical scheme is tested, 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, imbibition switch hole is provided with described imbibition section, in described imbibition switch hole
Unidirectional liquid feed valve is installed；
The liquid input section of described conveying pipeline is stretched in the cavity of shell；
Described conveying gauge assembly also includes measuring ruler, and the gauge line of described measuring ruler is stretched in cavity；
The dip section of described air inlet pipe is fitted in cavity；
Described air inlet pipe is connected with electromagnetic valve, and described electromagnetic valve is also connected with gas source pipe and exhaustor 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, 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, is characterized in that：Carve on described gauge line
There is scale and middle part is hollow form.
4. a kind of air force solution transport metering mechanism as claimed in claim 1 or 2, is characterized in that：Described gauge line
The gauge line in sustained height and described with the least significant end of liquid input section can live with the least significant end of liquid input section near unidirectional liquid feed valve
The most significant end for moving.
5. a kind of air force solution transport metering mechanism as claimed in claim 1, 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, 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, is characterized in that：The letter of described electromagnetic valve
Number control end 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, 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, 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, is characterized in that：Including the first conveying meter
Amount component and the second conveying gauge assembly, described the first conveying gauge assembly and second conveys the first air inlet pipe of gauge assembly
Connect with electromagnetic valve respectively with the second air inlet pipe, described electromagnetic valve is connected with total gas source pipe, arrange on described total gas source pipe
Proportional pressure-regulating valve；
First arm of described electromagnetic valve and Y shape exhaustor and second arm one end connect, described the first arm and second
The arm other end is connected 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 |
|---|---|---|---|
| CN201621017571.7U CN206144733U (en) | 2016-08-30 | 2016-08-30 | Metering device is carried to air force solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621017571.7U CN206144733U (en) | 2016-08-30 | 2016-08-30 | Metering device is carried to air force solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206144733U true CN206144733U (en) | 2017-05-03 |
Family
ID=58618195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621017571.7U Expired - Fee Related CN206144733U (en) | 2016-08-30 | 2016-08-30 | Metering device is carried to air force solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206144733U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN110529355A (en) * | 2019-09-09 | 2019-12-03 | 英华达（上海）科技有限公司 | Liquid measure control device and the liquid measure control method for applying it |
-
2016
- 2016-08-30 CN CN201621017571.7U patent/CN206144733U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN110529355A (en) * | 2019-09-09 | 2019-12-03 | 英华达（上海）科技有限公司 | Liquid measure control device and the liquid measure control method for applying it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170503 Termination date: 20180830 |