CN220633787U - Automatic diluent preparation device - Google Patents
Automatic diluent preparation device Download PDFInfo
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- CN220633787U CN220633787U CN202322245955.0U CN202322245955U CN220633787U CN 220633787 U CN220633787 U CN 220633787U CN 202322245955 U CN202322245955 U CN 202322245955U CN 220633787 U CN220633787 U CN 220633787U
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- pure water
- dilution
- connecting rod
- control valve
- liquid
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- 239000003085 diluting agent Substances 0.000 title claims abstract description 55
- 238000002360 preparation method Methods 0.000 title claims abstract description 32
- 239000012895 dilution Substances 0.000 claims abstract description 72
- 238000010790 dilution Methods 0.000 claims abstract description 72
- 239000007788 liquid Substances 0.000 claims abstract description 70
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 239000012452 mother liquor Substances 0.000 claims abstract description 44
- 238000003756 stirring Methods 0.000 claims description 15
- 230000000694 effects Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000872 buffer Substances 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000008363 phosphate buffer Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
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- Accessories For Mixers (AREA)
Abstract
The utility model provides an automatic diluent preparation device which comprises a diluent box, a connecting rod type float switch, a control assembly and a control valve assembly. The dilution tank has a mother liquor inlet, a pure water inlet, and a dilution liquid outlet. The connecting rod type float switch comprises a connecting rod and a float, wherein the connecting rod is arranged on the dilution box, and the float is sleeved on the connecting rod. The control valve assembly comprises a first control valve arranged on the mother liquor pipeline and a second control valve arranged on the pure water pipeline. The mother liquid is added into the dilution tank through the mother liquid inlet, the liquid level in the dilution tank continuously rises to drive the floating ball to rise until reaching the set height, the connecting rod type floating ball switch is turned on, a signal is sent to the control component, the control component controls the first control valve to be closed, the mother liquid is stopped to be added, the second controller is controlled to be turned on, pure water is added into the dilution tank, and the mother liquid is diluted, so that the dilution liquid is obtained.
Description
Technical Field
The utility model belongs to the field of chemical experimental instruments, and particularly relates to an automatic diluent preparation device.
Background
Phosphate buffer is used as a common diluent for microorganism detection, a large amount of phosphate buffer is required to be prepared in daily detection, the buffer is mostly prepared in the prior art by manually measuring mother liquor and carrying a large barrel of pure water barrel to add pure water, and after the preparation, the buffer is also required to be packaged by scooping with a small vessel, so that the whole preparation process is time-consuming and labor-consuming and has low efficiency.
In order to solve the problems, patent document CN213397891U discloses a diluent configuration device for medical examination, which comprises an L-shaped bracket, wherein the L-shaped bracket comprises a horizontal bottom plate and a vertical plate vertical to the horizontal bottom plate, the vertical plate is connected with an outer sleeve through a transverse connecting rod, the upper end of the outer sleeve is provided with a liquid inlet, an inner cavity of the outer sleeve is slidably connected with an inner sleeve, the lower end of the inner sleeve is arranged on the lifting plate, one side of the vertical plate is provided with a guide groove, the lifting plate can move up and down along the guide groove, one side of the vertical plate is fixedly connected with a transverse column, the transverse column is provided with a threaded hole, the transverse column is in threaded connection with a screw rod, the upper end of the screw rod abuts against the bottom wall of the inner sleeve, the lifting plate is connected with a burette through a supporting rod, the upper pipe orifice of the burette is provided with a sealing plug, the lower part of the inner sleeve is communicated with the burette after passing through the sealing plug, the connecting pipe is provided with a control valve, the lower end of the burette is connected with a titration head, and the burette is provided with a rotary switch. The application can conveniently prepare the diluent, but can not automatically complete the preparation of a large amount of diluent.
Disclosure of Invention
The present utility model has been made to solve the above problems, and an object of the present utility model is to provide a diluent preparation device which has high preparation efficiency and can automatically prepare a large amount of diluent, and to achieve the above objects, the present utility model adopts the following technical scheme:
the utility model provides an automatic diluent preparation device, which has the characteristics that: the dilution box is provided with a mother liquor inlet connected with the mother liquor pipeline, a pure water inlet connected with the pure water pipeline and a dilution liquid outlet; the connecting rod type floating ball switch comprises a connecting rod and a floating ball, one end of the connecting rod is arranged on the dilution box, and the floating ball is movably sleeved at the other end of the connecting rod, which is positioned in the dilution box; the control assembly is connected with the connecting rod type floating ball switch; and the control valve assembly is connected with the control assembly and comprises a first control valve arranged on the mother liquor pipeline and a second control valve arranged on the pure water pipeline.
The automatic diluent preparation device provided by the utility model can also have the characteristics that: the liquid supply unit comprises a first liquid pump arranged on the mother liquid pipeline and a mother liquid tank connected with one end, far away from the mother liquid inlet, of the mother liquid pipeline.
The automatic diluent preparation device provided by the utility model can also have the characteristics that: the water supply unit comprises a second liquid pump arranged on the pure water pipeline and a pure water tank connected with one end, far away from the pure water inlet, of the pure water pipeline.
The automatic diluent preparation device provided by the utility model can also have the characteristics that: the stirring mechanism comprises a stirring rod arranged inside the dilution box and a motor connected with the stirring rod.
The automatic diluent preparation device provided by the utility model can also have the characteristics that: and the tap is connected with the diluent outlet.
The automatic diluent preparation device provided by the utility model can also have the following characteristics: the control component is a singlechip.
The automatic diluent preparation device provided by the utility model can also have the following characteristics: the first control valve and the second control valve are both electric control valves.
The automatic diluent preparation device provided by the utility model can also have the following characteristics: the dilution box is cuboid, and the mother liquor inlet and the pure water inlet are both arranged on the top plate of the dilution box.
The utility model has the technical effects that: the automatic diluent preparation device provided by the utility model comprises a diluent box, a connecting rod type float switch, a control assembly and a control valve assembly. The dilution tank has a mother liquor inlet connected to the mother liquor line, a pure water inlet connected to the pure water line, and a dilution liquid outlet. The connecting rod type float switch comprises a connecting rod and a float ball, one section of the connecting rod is arranged on the dilution box, and the float ball is movably sleeved on the other end of the connecting rod, which is positioned in the dilution box. The control assembly is connected with the connecting rod type floating ball switch, the control valve assembly is connected with the control assembly, and the control valve assembly comprises a first control valve arranged on a mother liquor pipeline and a second control valve arranged on a pure water pipeline. Adding mother liquor into the dilution tank through the mother liquor inlet, continuously rising the liquid level in the dilution tank, driving the floating ball to rise until reaching a set height, starting a connecting rod type floating ball switch, sending a signal to a control component, controlling the first control valve to be closed by the control component, stopping adding the mother liquor, controlling the second controller to be opened, adding pure water into the dilution tank, and diluting the mother liquor, thereby obtaining the dilution liquid.
Therefore, the automatic diluent preparation device provided by the utility model has the characteristics of simple structure, simple preparation process and high preparation efficiency, is beneficial to preparing a large amount of diluent and reduces labor cost.
Drawings
The present specification includes the following drawings, the contents of which are respectively:
fig. 1 is a schematic structural view of an automatic diluent preparation apparatus according to an embodiment of the present utility model.
Marked in the figure as: mother liquor line 1, pure water line 2, dilution tank 10, mother liquor inlet 11, pure water inlet 12, dilution liquid outlet 13, top plate 14, link type float switch 20, link 21, float 22, control unit 30, control valve unit 40, first control valve 41, second control valve 42, liquid supply unit 50, first liquid pump 51, mother liquor tank 52, water supply unit 60, second liquid pump 61, pure water tank 62, stirring mechanism 70, stirring rod 71, motor 72, water tap 80
Detailed Description
The following detailed description of the embodiments of the utility model, given by way of example only, is presented in the accompanying drawings to aid those skilled in the art in a more complete, accurate and thorough understanding of the inventive concepts and aspects of the utility model, and to facilitate their practice.
< example >
Fig. 1 is a schematic structural view of an automatic diluent preparation apparatus according to an embodiment of the present utility model.
As shown in fig. 1, the automatic diluent dispensing apparatus provided by the present utility model includes a diluent box 10, a link-type float switch 20, a control assembly 30, and a control valve assembly 40.
The dilution tank 10 has a mother liquor inlet 11, a pure water inlet 12, and a diluent outlet 13, the mother liquor inlet 11 being connected to one end of the mother liquor line 1, the pure water inlet 12 being connected to one end of the pure water line 2. The dilution tank 10 is in a cuboid shape, a mother liquor inlet 11 and a pure water inlet 12 are both distributed on a top plate 14 of the dilution tank 10, mother liquor can enter the dilution tank 10 from the mother liquor inlet 11 through a mother liquor pipeline 1, and pure water can enter the dilution tank 10 from the pure water inlet 12 through a pure water pipeline 2. In this embodiment, the mother liquor is phosphate liquor, and the mother liquor and pure water are subjected to fusion dilution inside the dilution tank 10.
The connecting rod type float switch 20 comprises a connecting rod 21 and a float 22, wherein one end of the connecting rod 21 is arranged on the dilution box 10 in a penetrating mode, the other end of the connecting rod 21 is arranged inside the dilution box 10, a through hole matched with the connecting rod 21 is formed in the float 22, and the float 22 is sleeved on the connecting rod 21 through the through hole, so that the connecting rod 21 can slide along the length direction of the connecting rod 21. The float 22 can slide along the longitudinal direction of the link 21 in accordance with the liquid level inside the dilution tank 10, and after sliding to a height set on the link 21, it indicates that the liquid level inside the dilution tank 10 reaches a desired height, and the link-type float switch 20 sends a signal to the control unit 30. The amount of the diluent can be intuitively and conveniently controlled by controlling the amount of the mother liquor to be added through the link type float switch 20.
The control assembly 30 is a single chip microcomputer, is connected with the connecting rod type floating ball switch 20, and can receive signals transmitted by the connecting rod type floating ball switch 20.
The control valve assembly 40 is connected to the control assembly 30 and includes a first control valve 41 and a second control valve 42, the first control valve 41 being provided on the mother liquor line 1 and the second control valve 42 being provided on the pure water line 2. The first control valve 41 and the second control valve 42 are both solenoid valves, and are both connected to the control unit 30, and the control unit 30 can control the flow of the mother liquor in the mother liquor line 1 by controlling the opening and closing of the first control valve 41, and can control the flow of the pure water in the pure water line 2 by controlling the opening and closing of the second control valve 42, thereby controlling the preparation of the diluent.
The automatic diluent configuration device provided by the utility model further comprises a liquid supply unit 50, wherein the liquid supply unit 50 comprises a first liquid pump 51 and a mother liquid tank 52, the first liquid pump 51 is arranged on the mother liquid pipeline 1, the mother liquid tank 52 can store mother liquid to be diluted, and the mother liquid tank 52 is connected with the other end of the mother liquid pipeline 1 far away from the mother liquid inlet 11. The first liquid pump 51 is connected to the control unit 30, and the control unit 30 can pump the mother liquid in the mother liquid tank 52 into the dilution tank 10 by controlling the operation of the first liquid pump 51, and can reduce labor cost by controlling the first liquid pump 51 to add the mother liquid into the dilution tank 10.
The automatic diluent configuration device provided by the utility model further comprises a water supply unit 60, wherein the water supply unit 60 comprises a second liquid pump 61 and a pure water tank 62, the second liquid pump 61 is arranged on the pure water pipeline 2, the pure water tank 62 can store pure water, and the pure water tank 62 is connected with the other end of the pure water pipeline 2 far away from the pure water inlet 12. The second liquid pump 61 is connected to the control unit 30, and the control unit 30 can pump the pure water in the pure water tank 62 into the dilution tank 10 by controlling the operation of the second liquid pump 61, and can reduce labor cost by controlling the second liquid pump 61 to add pure water into the dilution tank 10.
The automatic diluent configuration device provided by the utility model further comprises a stirring mechanism 70, wherein the stirring mechanism 70 comprises a stirring rod 71 and a motor 72, the motor 72 is arranged on the top plate 14 of the diluent box 10, a motor shaft of the motor 72 is rotatably arranged on the top plate 14 in a penetrating way, and the stirring rod 71 is positioned in the diluent box 10 and is connected with the motor shaft of the motor 72. The motor 72 is connected with the control assembly 30, and the control assembly 30 can control the motor 72 to rotate, so that the stirring rod 71 is driven to rotate, the dilution of the solution is facilitated to be accelerated, the solution in the dilution box 10 is uniformly diluted, and the dilution effect is improved.
The automatic diluent configuration device provided by the utility model further comprises the faucet 80, wherein the faucet 80 is connected with the diluent outlet 13, so that a user can conveniently open the faucet 80 to take out diluent.
The control unit 30 opens the first control valve 41, and controls the operation of the first liquid pump 51 so as to pump the mother liquid in the mother liquid tank 52 into the dilution tank 10, the liquid level in the dilution tank 10 is continuously raised along with the injection of the mother liquid, the floating ball 22 is continuously raised, when the liquid level raises the floating ball 22 to the set height of the link-type floating ball switch 20, the link-type floating ball switch 20 sends a signal to the control unit 30, the control unit 30 closes the first control valve 41, and the injection of the mother liquid into the dilution tank 10 is stopped. The control unit 30 opens the second control valve 42, and controls the operation of the second liquid pump 61, so that the pure water in the pure water tank 62 is pumped into the dilution tank 10 to dilute the mother solution, and after the pure water is continuously injected for a set time, the control unit 30 closes the second control valve to stop the injection of the pure water. The control assembly 30 is started by controlling the motor 72, so that the stirring rod 71 is driven to rotate in the dilution box 10, the dilution liquid is stirred, the dilution uniformity is improved, the dilution effect is improved, and the dilution efficiency is accelerated.
Effects and effects of the examples
The automatic diluent preparation device provided by the utility model comprises a diluent box 10, a connecting rod type float switch 20, a control assembly 30 and a control valve assembly 40. The dilution tank 10 has a mother liquor inlet 11 connected to the mother liquor line 1, a deionized water inlet 12 connected to the deionized water line 2, and a diluent outlet 13. The link type float switch 20 comprises a link 21 and a float 22, wherein one end of the link 21 is arranged on the dilution tank 10, and the float 22 is movably sleeved on the other end of the link 21, which is positioned in the dilution tank 10. The control assembly 30 is connected with the connecting rod type float switch 20, the control valve assembly 40 is connected with the control assembly 30, and the control valve assembly 40 comprises a first control valve 41 arranged on the mother liquor pipeline 1 and a second control valve 42 arranged on the pure water pipeline 2. Mother liquor is added into the dilution tank 10 through the mother liquor inlet 11, the liquid level in the dilution tank 10 continuously rises to drive the floating ball 22 to rise until reaching a set height, the connecting rod type floating ball switch 20 is opened, a signal is sent to the control component 30, the control component 30 controls the first control valve 41 to be closed, the mother liquor is stopped being added, the second controller 42 is controlled to be opened, pure water is added into the dilution tank 10, and the mother liquor is diluted, so that the dilution liquid is obtained. The automatic diluent preparation device provided by the utility model has the characteristics of simple structure, simple preparation process and high preparation efficiency, is beneficial to preparing a large amount of diluent and reduces labor cost.
Further, the control unit 30 can pump the mother liquor in the mother liquor tank 52 into the dilution tank 10 by controlling the operation of the first liquid pump 51, and the manner of adding the mother liquor into the dilution tank 10 by controlling the first liquid pump 51 is beneficial to reducing labor cost.
Further, the control unit 30 can pump the pure water in the pure water tank 62 into the dilution tank 10 by controlling the operation of the second liquid pump 61, and the manner of adding the pure water into the dilution tank 10 by controlling the second liquid pump 61 is advantageous in reducing labor cost.
Further, the control assembly 30 can control the motor 72 to rotate, so as to drive the stirring rod 71 to rotate, which is beneficial to accelerating the dilution of the solution, enabling the solution in the dilution tank 10 to be diluted uniformly, and improving the dilution effect.
Further, the tap 80 is connected to the diluent outlet 13, so that a user can conveniently open the tap 80 to take out the diluent.
The utility model is described above by way of example with reference to the accompanying drawings. It will be clear that the utility model is not limited to the embodiments described above. As long as various insubstantial improvements are made using the method concepts and technical solutions of the present utility model; or the utility model is not improved, and the conception and the technical scheme are directly applied to other occasions and are all within the protection scope of the utility model.
Claims (8)
1. An automatic diluent preparation device, comprising:
a dilution tank (10) having a mother liquor inlet (11) connected to the mother liquor line (1), a pure water inlet (12) connected to the pure water line (2), and a dilution liquid outlet (13);
the connecting rod type floating ball switch (20) comprises a connecting rod (21) and a floating ball (22), one end of the connecting rod (21) is arranged on the dilution box (10), and the floating ball (22) is movably sleeved at the other end of the connecting rod (21) positioned in the dilution box (10);
the control assembly (30) is connected with the connecting rod type floating ball switch (20);
and the control valve assembly (40) is connected with the control assembly (30) and comprises a first control valve (41) arranged on the mother liquor pipeline (1) and a second control valve (42) arranged on the pure water pipeline (2).
2. The automatic diluent dispensing apparatus of claim 1, further comprising:
the liquid supply unit (50) comprises a first liquid pump (51) arranged on the mother liquid pipeline (1) and a mother liquid tank (52) connected with one end, far away from the mother liquid inlet (11), of the mother liquid pipeline (1).
3. The automatic diluent dispensing apparatus of claim 1, further comprising:
the water supply unit (60) comprises a second liquid pump (61) arranged on the pure water pipeline (2) and a pure water tank (62) connected with one end, far away from the pure water inlet (12), of the pure water pipeline (2).
4. The automatic diluent dispensing apparatus of claim 1, further comprising:
and the stirring mechanism (70) comprises a stirring rod (71) arranged inside the dilution box (10) and a motor (72) connected with the stirring rod (71).
5. The automatic diluent dispensing apparatus of claim 1, further comprising:
and a tap (80) connected to the diluent outlet (13).
6. The automatic diluent preparation device according to claim 1, wherein:
the control component (30) is a singlechip.
7. The automatic diluent preparation device according to claim 1, wherein:
the first control valve (41) and the second control valve (42) are both electric control valves.
8. The automatic diluent preparation device according to claim 1, wherein:
the dilution tank (10) is in a cuboid shape, and the mother liquor inlet (11) and the pure water inlet (12) are both arranged on a top plate (14) of the dilution tank (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322245955.0U CN220633787U (en) | 2023-08-21 | 2023-08-21 | Automatic diluent preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322245955.0U CN220633787U (en) | 2023-08-21 | 2023-08-21 | Automatic diluent preparation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220633787U true CN220633787U (en) | 2024-03-22 |
Family
ID=90269911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322245955.0U Active CN220633787U (en) | 2023-08-21 | 2023-08-21 | Automatic diluent preparation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220633787U (en) |
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2023
- 2023-08-21 CN CN202322245955.0U patent/CN220633787U/en active Active
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