CN206772382U - A kind of device of precisely liquid quantitative - Google Patents
A kind of device of precisely liquid quantitative Download PDFInfo
- Publication number
- CN206772382U CN206772382U CN201720675403.5U CN201720675403U CN206772382U CN 206772382 U CN206772382 U CN 206772382U CN 201720675403 U CN201720675403 U CN 201720675403U CN 206772382 U CN206772382 U CN 206772382U
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- pipeline
- tank
- button
- liquid
- membrane pump
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Abstract
The utility model discloses a kind of device of precisely liquid quantitative, including crust of the device, the surface of described device shell is provided with display, control button, brake hard button, on/off button, measuring pipet is embedded in crust of the device, peristaltic pump is installed in described device shell, membrane pump, peristaltic pump by Five-way tube respectively with solution A tank, B solution tank, C solution tank, deionization water pot connects, with being provided with the 4th magnetic valve on the tank connected pipeline of deionized water, the port of export of peristaltic pump is connected by pipeline with measuring pipet, the inner bottom part of the measuring pipet is provided with temperature sensor and pressure sensor, the bottom of measuring pipet is connected by pipeline with membrane pump, first pinch valve is located at the entrance point of membrane pump, the membrane pump passes through three-way pipe and retort, waste liquid tank connects.The utility model is designed reasonably, filling liquid can be carried out precisely to quantify by peristaltic pump and membrane pump, deionization water pot can clean measuring pipet, preferably promote the use of.
Description
Technical field
It the utility model is related to intelligent automation control device field, more particularly to a kind of device of precisely liquid quantitative.
Background technology
The quantitative solution of constant volume is in chemical reaction, in order to strictly control the percentage of each composition in solution, generally needs
The operation of filling liquid is carried out with proportioning device.The quantitative generally use discharge method of liquid or gravimetric method realize the essence of liquid
Really filling, discharge method are the adding amounts that liquid is determined according to the volume of liquid, and gravimetric method is to weigh liquid reality using weighing device
Existing precise infusion, because requirement of the gravimetric method to equipment is higher, in actual production process, most device for casting is adopted
With discharge method, existing proportioning device, due to that would generally carry part tail washings in pipeline, is irrigating in filling liquid raw material
Cheng Hou, these tail washings will not be generally persisted in pipeline, and its pipeline that can postpone is flowed into the vessel for treating liquid feeding, therefore, liquid
The amount of being actually added into often is more than the Liquid addition calculated, although can be carried out by estimating the residual volume of tail washings in pipeline
Adjustment, still, it is still hard to the accurate control for realizing pouring liquid amount.
Utility model content
The purpose of this utility model is to provide a kind of device of precisely liquid quantitative, to solve above-mentioned technical problem.
The utility model uses following technical scheme to achieve the above object：
A kind of device of precisely liquid quantitative, including crust of the device, the surface of described device shell are provided with display, control
Button, brake hard button, on/off button, measuring pipet are embedded in crust of the device, are provided with described device shell compacted
Dynamic pump, membrane pump, peristaltic pump is connected with solution A tank, B solution tank, C solution tank, deionization water pot respectively by Five-way tube, with A
The first magnetic valve is installed on the tank connected pipeline of solution, with being provided with second solenoid valve on the tank connected pipeline of B solution, with C
The 3rd magnetic valve is installed on the tank connected pipeline of solution, with being provided with the 4th magnetic valve on the tank connected pipeline of deionized water,
The port of export of peristaltic pump is connected by pipeline with measuring pipet, and the inner bottom part of the measuring pipet is provided with temperature sensor and pressure passes
Sensor, the bottom of measuring pipet are connected by pipeline with membrane pump, and the first pinch valve is located at the entrance point of membrane pump, the membrane pump
It is connected by three-way pipe with retort, waste liquid tank, with reacting the second pinch valve and waste liquid tank company is installed on tank connected pipeline
3rd pinch valve is installed on the pipeline connect.
Preferably, microprocessor is also equipped with described device shell, amount liquid arithmetic system electrically connects with microprocessor, compacted
Dynamic pump, membrane pump, multiple magnetic valves, multiple pinch valves are connected with microprocessor.
Preferably, the control button includes mode key, increases button, reduce button, move to left button, move to right button.
Compared with prior art, the utility model has advantages below：The utility model is designed reasonably, when needing to measure liquid
During body, microprocessor, which is opened, to be needed to measure the magnetic valve of liquid and starts peristaltic pump, and other are all closed, and liquid flows through magnetic valve,
Enter measuring pipet by peristaltic pump, the liquid level in microcomputer reads measuring pipet and and demarcation level value contrast, when reaching mark
During quasi- value, close magnetic valve and terminate filling, simultaneously close off peristaltic pump；, it is necessary to which fluid to be measured is discharged into anti-after terminating filling
When answering tank, open the first pinch valve and the second pinch valve, start membrane pump and drain into liquid in retort, by peristaltic pump and every
The control of membrane pump avoids the situation more than liquid injection rate；When need cleaning when, open deionization water pot the 4th magnetic valve and
Start peristaltic pump, other are all closed；Liquid flows through the 4th magnetic valve, enters measuring pipet by peristaltic pump, then waits until measuring pipet
It is automatically drained out when filling it up with, circulates this cleaning step, to cleaning standard value is reached, is preferably promoted the use of.
Brief description of the drawings
Fig. 1 is the schematic device of the accurate liquid quantitative of the utility model.
Fig. 2 is the crust of the device schematic internal view of the device of the accurate liquid quantitative of the utility model.
In figure：1st, measuring pipet, 2, display, 3, crust of the device, 4, control button, 5, on/off button, 6, urgent system
Dynamic button, 7, deionization water pot, 8, C solution tank, 9, B solution tank, 10, solution A tank, the 11, first magnetic valve, the 12, second electromagnetism
Valve, the 13, the 3rd magnetic valve, the 14, the 4th magnetic valve, 15, peristaltic pump, 16, three-way pipe, the 17, first pinch valve, 18, membrane pump,
19th, retort, the 20, second pinch valve, the 21, the 3rd pinch valve, 22, waste liquid tank, 23, pressure sensor, 24, temperature sensor,
25th, Five-way tube.
Embodiment
The utility model is further elaborated with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1-2, a kind of device of precisely liquid quantitative, including crust of the device 3, the surface of described device shell 3
Provided with display 2, control button 4, brake hard button 6, on/off button 5, control button includes mode key, increase
Button, reduce button, move to left button, moving to right button, power supply indicator, malfunction indicator lamp, each is additionally provided with described device shell 3
Tank level indicator lamp, measuring pipet liquid level indicator lamp, measuring pipet 1 are embedded in crust of the device 3, are installed in described device shell 3
Have peristaltic pump 15, a membrane pump 18, peristaltic pump 15 by Five-way tube 25 respectively with solution A tank 10, B solution tank 9, C solution tank 8, go
Ion water pot 7 is connected, the model CS-B16SB3A of peristaltic pump, and the first electromagnetism is provided with the pipeline being connected with solution A tank 10
Valve 11, second solenoid valve 12 is installed on the pipeline being connected with B solution tank 9, is provided with the pipeline being connected with C solution tank 8
Three magnetic valves 13, the 4th magnetic valve 14 is installed on the pipeline being connected with deionization water pot 7, the port of export of peristaltic pump 15 passes through pipe
Line is connected with measuring pipet 1, and the inner bottom part of the measuring pipet 1 is provided with temperature sensor 24 and pressure sensor 23, TEMP
The model PT100 of device, the model QX19 of pressure sensor, the bottom of measuring pipet 1 are connected by pipeline with membrane pump 18, the
One pinch valve 17 is located at the entrance point of membrane pump 18, and the membrane pump 18 is connected by three-way pipe 16 and retort 19, waste liquid tank 22
Connect, the model YW02-A of membrane pump, the second pinch valve 20 is installed on the pipeline being connected with retort 19, connected with waste liquid tank 22
3rd pinch valve 21 is installed on the pipeline connect, microprocessor is also equipped with crust of the device 3, measures liquid arithmetic system and microprocessor
Device electrically connects, and peristaltic pump 15, membrane pump 18, multiple magnetic valves, multiple pinch valves electrically connect with microprocessor.
Utility model works principle：When carrying out liquid automatic and accurate amount liquid, power initiation key 5, power supply are pressed first
Lamp is bright, and now display 2 shows that " preparation, which measures, treats quantity of fluid, please by upper right side control button 4 ".Selected by control button 4
Liquid pattern is measured, it is single to measure pattern, that is, once only measure a kind of solution；Various amounts modulus formula, it can once measure a variety of
Solution, in this mode, it can choose whether to set the order for measuring liquid, if selection is no, that is, be exactly default sequence amount
Take, otherwise voluntarily set.After selection mode, display 2 shows that the capacity for measuring solution sets interface, and control is pressed after choosing
Button 4 processed, solution needed for system automatic measurement.Now display is shown " being currently running ", and corresponding magnetic valve is opened and corresponding
Indicator lamp is bright, while peristaltic pump 15 is started working, and the temperature sensor 24 wherein in measuring pipet 1 gathers the temperature letter for measuring liquid
Breath display 2 on show, pressure sensor 23 gather pressure information, then with the value comparative analysis of demarcation, if reaching predetermined
Valve system just stops extracting liquid working.Now, the first pinch valve 17 and the second pinch valve 20 and membrane pump 18 are opened, and will be measured
The liquid taken is expelled in retort 19.
When needing brake hard, brake hard button 6 is pressed, the work of system stopping amount liquid, display 2, which can be shown, " is
The no amount of continuation liquid ".If selection continues, the capacity of addition liquid or the capacity of decrement liquid are set, otherwise as waste liquid
Discharge.
When needing to carry out Manual-cleaning, control button 4 is pressed, selects cleaning model, shown in display 2 " it is determined that
Cleaning", control button 4 is pressed, " cleaning " is shown in display 2, amount liquid device starts, and the water in deionization water pot enters
Enter each pipe fitting to be cleaned, the wall built-up liquid rinse of measuring pipet 1 is clean.Filled into afterwards Deng measuring pipet, opening the 3rd is pressed from both sides
Pipe valve 21 and startup membrane pump 18, measuring pipet 1 is discharged by waste water, and corresponding indicator lamp is bright, after repeating cleaning three times above, manually
Cleaning is completed.
Described above is the utility model preferred embodiment, for the ordinary skill in the art, according to this reality
With new teaching, in the case where not departing from principle of the present utility model and spirit, the change that is carried out to embodiment, repair
Change, replace and modification is still fallen within the scope of protection of the utility model.
Claims (3)
1. a kind of device of precisely liquid quantitative, including crust of the device (3), it is characterised in that the surface of described device shell (3)
Provided with display (2), control button (4), brake hard button (6), on/off button (5), measuring pipet (1) is embedded in dress
Put in shell (3), peristaltic pump (15), membrane pump (18) are installed in described device shell (3), peristaltic pump (15) passes through Five-way tube
(25) it is connected respectively with solution A tank (10), B solution tank (9), C solution tank (8), deionization water pot (7), with solution A tank (10) even
First magnetic valve (11) is installed on the pipeline connect, second solenoid valve (12) is installed on the pipeline being connected with B solution tank (9),
3rd magnetic valve (13) is installed on the pipeline being connected with C solution tank (8), installed on the pipeline being connected with deionization water pot (7)
Have the 4th magnetic valve (14), the port of export of peristaltic pump (15) is connected by pipeline with measuring pipet (1), the measuring pipet (1) it is interior
Bottom is provided with temperature sensor (24) and pressure sensor (23), and the bottom of measuring pipet (1) passes through pipeline and membrane pump (18)
Connection, the first pinch valve (17) are located at the entrance point of membrane pump (18), and the membrane pump (18) passes through three-way pipe (16) and reaction
Tank (19), waste liquid tank (22) are connected, and the second pinch valve (20) and waste liquid tank are provided with the pipeline being connected with retort (19)
(22) the 3rd pinch valve (21) is installed on the pipeline of connection.
2. the device of a kind of precisely liquid quantitative according to claim 1, it is characterised in that in described device shell (3)
Microprocessor is also equipped with, amount liquid arithmetic system electrically connects with microprocessor, peristaltic pump (15), membrane pump (18), multiple electromagnetism
Valve, multiple pinch valves electrically connect with microprocessor.
A kind of 3. device of precisely liquid quantitative according to claim 1, it is characterised in that control button (4) bag
Mode key is included, increases button, reduces button, move to left button, move to right button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720675403.5U CN206772382U (en) | 2017-06-12 | 2017-06-12 | A kind of device of precisely liquid quantitative |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720675403.5U CN206772382U (en) | 2017-06-12 | 2017-06-12 | A kind of device of precisely liquid quantitative |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206772382U true CN206772382U (en) | 2017-12-19 |
Family
ID=60636232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720675403.5U Expired - Fee Related CN206772382U (en) | 2017-06-12 | 2017-06-12 | A kind of device of precisely liquid quantitative |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206772382U (en) |
-
2017
- 2017-06-12 CN CN201720675403.5U patent/CN206772382U/en not_active Expired - Fee Related
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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: 20171219 Termination date: 20190612 |