CN111960595A

CN111960595A - Automatic water changing device in medicine detector

Info

Publication number: CN111960595A
Application number: CN202010819858.6A
Authority: CN
Inventors: 高俊广; 潘梦雪; 田新月
Original assignee: Institute Of Mapping Beijing Testing Technology
Current assignee: Institute Of Mapping Beijing Testing Technology
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2020-11-20

Abstract

The invention discloses an automatic water changing device in a medicine detector, and mainly relates to the field of medicine detection. Including water storage box, preheating tank, filler pump, beaker and the water bath that connects gradually through the pipeline, beaker and water bath have the three-way valve through the pipeline intercommunication, the remaining interface connection of three-way valve has the pump that drains, there is filter equipment drain pump one side through the pipe connection, there is the collecting box filter equipment one side through the pipe connection, there is distillation plant collecting box one side through the pipe connection, distillation plant passes through the pipeline and is connected with the water storage box. The invention has the beneficial effects that: in sending into the water storage box after obtaining pure water through distillation plant, need not carry more reserve water source, can realize the reuse of waste water after the experiment, the use of experiment on the quick-witted of inspection car of being convenient for.

Description

Automatic water changing device in medicine detector

Technical Field

The invention relates to the field of medicine detection, in particular to an automatic water changing device in a medicine detector.

Background

At present, a drug detection instrument (generally referred to as a drug detection instrument for short) is provided with a water bath, and the experimental water consumption is large in the drug detection process, and the water changing frequency is also large. The existing water-bath heating experiments all adopt manual water changing, so that the operation procedures of experimenters are very complicated, especially the experiments are carried out in a quick inspection vehicle, and the manual water changing can not be carried out under the environmental conditions. Therefore, the problems of long experimental time, high labor intensity of operators and the like are caused.

And the space in the quick-check car is limited, be not convenient for be equipped with the water storage box of great capacity to current automatic water changing device, the experimental water in the water storage box will be consumed fast then, especially when the medicine detected volume is great, need place some casks on the quick-check car in order to add water in the water storage box, will occupy the space in the quick-check car like this, and the water consumption is great, and the used water of medicine detection experiment can contain the drug residue or be dissolved with the pharmaceutical composition, can't filter totally by filtration method, still can be dissolved with the pharmaceutical composition in the water after the filtration, can cause the influence to the experimental result if directly being used for the experiment, consequently can't realize carrying out reuse to the water that changes after the experiment, be not convenient for the use of experiment on the quick-check car.

Disclosure of Invention

The invention aims to provide an automatic water changing device in a medicine detector, which obtains pure water through a distilling device and then sends the pure water into a water storage tank, does not need to carry more standby water sources, can realize the recycling of waste water after an experiment and is convenient for the use of the experiment on a quick inspection vehicle.

In order to achieve the purpose, the invention is realized by the following technical scheme:

an automatic water changing device in a medicine detector comprises a water storage tank, a preheating tank, a water adding pump, a beaker and a water bath which are sequentially connected through a pipeline, wherein the beaker and the water bath are communicated with a three-way valve through a pipeline, the residual interface of the three-way valve is connected with a water discharging pump, one side of the water discharging pump is connected with a filtering device through a pipeline, one side of the filtering device is connected with a collecting box through a pipeline, one side of the collecting box is connected with a distilling device through a pipeline, the distilling device is connected with the water storage tank through a pipeline,

the distillation device comprises a heating box, a heating plate and a disturbance device are arranged in the heating box, the top of the heating box is communicated with a steam box, the side wall of the steam box is communicated with a reaction tube, one end of the reaction tube, far away from the steam box, is inclined downwards, a condensation part is sleeved outside the reaction tube, the reaction tube is communicated with a water storage tank,

the condensing part is a semiconductor refrigerating piece, and the semiconductor refrigerating piece is coated on the outer wall of the reaction tube.

Further, filter equipment includes the rose box, be equipped with the first filtration membrane that the slope set up in the rose box, the bottom of first filtration membrane incline direction is opened has the slag notch that runs through the rose box lateral wall, the rose box outside just is located the slag notch bottom and is equipped with the collection sediment box.

Furthermore, one side of the bottom of the slag collecting box, which is close to the filter box, inclines downwards, the end part of the bottom of the slag collecting box in the inclined direction is provided with a confluence port communicated with the filter box, and the confluence port is provided with a second filter membrane.

Furthermore, the disturbance device comprises two rollers arranged inside the heating box, a transmission belt is sleeved outside the rollers, a disturbance plate is horizontally arranged on the transmission belt, a motor is arranged outside the heating box, and an output shaft of the motor penetrates through the side wall of the heating box and is connected with the rollers.

Furthermore, a stirring rod is further arranged at the center of one side, close to the disturbance plate, of the roller, and a plurality of stirring blades are arranged on the stirring rod.

Furthermore, the reaction tube is provided with a plurality of semiconductor refrigerating sheets which are all communicated with the steam box, the semiconductor refrigerating sheets are sleeved outside the reaction tube, the bottom of the reaction tube in the inclined direction is communicated with an annular tube, and the annular tube is communicated with the water storage box.

Furthermore, a heat preservation and insulation layer is wrapped outside the steam box.

Furthermore, the cross section of the semiconductor refrigeration piece is polygonal.

Furthermore, liquid level sensors are arranged in the beaker, the water bath and the heating box, and a temperature sensor is arranged in the steam box.

Compared with the prior art, the invention has the beneficial effects that:

1. the water in the beaker and the water bath tank is pumped away by the water drain pump through the three-way valve and the pipeline, and the water in the water storage tank is pumped into the beaker and the water bath tank by the water adding pump through the pipeline, so that the automatic water change in the beaker and the water bath tank is realized, the manual water change is not needed, the water change operation is convenient, and the experiment efficiency is improved;

2. the device is internally provided with a distilling device, the filtered water is heated, the steam is condensed by a condensing part to obtain pure water, the distilled water is sent into the water storage tank, the recycling of the experimental water is realized, the error of the result of the detection experiment caused by the dissolved medicine components in the water is prevented when the experimental water is recycled, more spare water does not need to be carried additionally, the occupation of the space in the quick inspection vehicle is reduced, the volume of the water storage tank and the collecting box can be properly reduced, and the device is more suitable for being used in the quick inspection vehicle;

3. set up the disturbance device in the heating cabinet, the water in the disturbance heating cabinet that can not stop makes the water in the heating cabinet be heated more evenly on the one hand, and it is faster to heat up, and on the other hand prevents that the crystal that appears after the evaporation of water from adsorbing on the hot plate, guarantees the good heating effect of hot plate to better assurance distillation effect.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a structural sectional view of the filter device of the present invention.

FIG. 3 is a sectional view showing the structure of a distillation apparatus according to the present invention.

FIG. 4 is a cross-sectional view of the perturbation apparatus structure of the present invention.

FIG. 5 is a schematic view showing the structure of a reaction tube and a condensing unit according to the present invention.

FIG. 6 is a sectional view showing the structure of a reaction tube and a condensing unit according to the present invention.

Reference numerals shown in the drawings:

1. a water storage tank; 2. a preheating box; 3. adding a water pump; 4. a beaker; 5. a water bath; 6. a three-way valve; 7. a water discharge pump; 8. a filtration device; 9. a collection box; 10. a distillation apparatus; 11. a heating box; 12. heating plates; 13. a steam box; 14. a reaction tube; 15. a semiconductor refrigeration sheet; 16. a filter box; 17. a first filter membrane; 18. a slag outlet; 19. a slag collection box; 20. a flow converging port; 21. a second filter membrane; 22. a roller; 23. a transmission belt; 24. a disturbance plate; 25. a motor; 26. a stirring rod; 27. stirring blades; 28. an annular tube; 29. a heat insulation layer; 30. a liquid level sensor; 31. a temperature sensor.

Detailed Description

The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.

The invention relates to an automatic water changing device in a medicine detector, which comprises a main structure comprising a water storage tank 1, a preheating tank 2, a water adding pump 3, a beaker 4 and a water bath 5 which are sequentially connected through a pipeline, wherein the beaker 4 and the water bath 5 are communicated with a three-way valve 6 through a pipeline, the rest interface of the three-way valve 6 is connected with a water discharging pump 7, the three-way valve 6 is provided with three interfaces for communicating the water discharging pump 7, the beaker 4 and the water bath 5, the water in the beaker 4 and the water bath 5 is pumped away by the water discharging pump 7 through the three-way valve 6 and the pipeline, the water in the water storage tank 1 is pumped into the beaker 4 and the water bath 5 by the water adding pump 3 through the pipeline, the automatic water changing in the beaker 4 and the water bath 5 is realized, the manual water changing is not needed, the water changing operation is convenient, the preheating tank 2 can heat water entering the beaker 4 and the water bath 5 before water is extracted, so that the temperature is increased in the, thereby shortening the time interval between two experiments and improving the experiment efficiency;

one side of the water drain pump 7 is connected with a filtering device 8 through a pipeline and used for filtering residues of medicines such as capsules, tablets, dripping pills and the like to prepare for subsequent distillation, one side of the filtering device 8 is connected with a collecting box 9 through a pipeline, the filtered used water is collected through the collecting box 9, one side of the collecting box 9 is connected with a distilling device 10 through a pipeline, the distilling device 10 is connected with the water storage tank 1 through a pipeline, the purified water treated by the distilling device 10 is conveyed into the water storage tank 1 again to form a finished water circulation system, so that the consumption speed of the water in the water storage tank 1 is reduced,

the distillation device 10 comprises a heating box 11, the volume of the heating box 11 is smaller than that of the collecting box 9, so that the volume of a liquid to be heated in the heating box 11 is smaller, the temperature rises faster, a heating plate 12 and a disturbance device are arranged in the heating box 11, water in the heating box 11 is disturbed ceaselessly through the disturbance device, on one hand, the water in the heating box 11 is heated more uniformly, the temperature rises faster, on the other hand, crystals separated out after water in the liquid in the heating box 11 is prevented from evaporating are adsorbed on the heating plate 12, the good heating effect of the heating plate 12 is ensured, so that the distillation effect is better ensured, the water in the heating box 11 is in a boiling state through the heating plate 12, the continuous generation of water vapor is ensured, the top of the heating box 11 is communicated with a steam box 13 for collecting and temporarily storing the water vapor, the condensation amount of the water vapor is ensured, the side wall of, one end of the reaction tube 14, which is far away from the steam box 13, is inclined downwards so as to facilitate the outflow of condensed water, a condensing part is sleeved outside the reaction tube 14, the water vapor passing through the reaction tube 14 is condensed by the condensing part so as to be condensed into liquid water, the liquid water finally flows into the water storage box 1, the reaction tube 14 is communicated with the water storage box 1,

condensation unit is semiconductor refrigeration piece 15, semiconductor refrigeration piece 15 cladding is on 14 outer walls of reaction tube, and semiconductor refrigeration piece 15's refrigeration face and the laminating of reaction tube outer wall, behind the switch on, through the 15 forced refrigeration heat dissipations of semiconductor refrigeration piece, replaces traditional liquid condensing equipment, need not additionally set up the comdenstion water circulation system, is convenient for install and use, and does not worry the problem that the coolant liquid temperature rises, and the condensation effect is better.

Preferably, filter equipment 8 includes rose box 16, be equipped with the first filtration membrane 17 that the slope set up in the rose box 16, because the experiment has the drug residue of small granule in the water after using, consequently it is better to select filtration membrane's filter effect, open the bottom of first filtration membrane 17 incline direction has the slag notch 18 that runs through the rose box 16 lateral wall, the rose box 16 outside just is located the 18 bottoms of slag notch and is equipped with album sediment box 19, and the drug residue that is blockked by the filtration can be followed the first filtration membrane 17 of slope and removed slag notch 18 department to from the slag notch 18 fall take album sediment box 19 in by the collection, guarantee the filter effect, avoid the polluted environment.

Preferably, one side of the bottom of the slag collecting box 19, which is close to the filter box 16, is inclined downwards, a confluence port 20 communicated with the filter box 16 is formed at the end of the bottom of the slag collecting box 19 in the inclined direction, a second filtering membrane 21 is arranged at the confluence port 20, the second filtering membrane 21 is blocked at the confluence port 20, after the medicine residues filtered and blocked by the first filtering membrane 21 enter the slag collecting box 19, a small amount of water carried by the medicine residues flows into the filter box 16 from the confluence port 20 along the inclined bottom of the slag collecting box 19, and the solid residues are blocked by the second filtering membrane 21, so that the phenomenon that the liquid in the slag collecting box 19 is remained and is inconvenient to pour is prevented.

Preferably, the disturbance device is including setting up two inside rollers 22 at heating cabinet 11, roller 22 overcoat has drive belt 23, drive belt 23 is improved level and is equipped with disturbance board 24, and the length of disturbance board 24 is not less than half of heating cabinet 11 width, guarantees the disturbance effect, the heating cabinet 11 outside is equipped with motor 25, motor 25 output shaft runs through heating cabinet 11 lateral wall and is connected with roller 22, and motor 25 output shaft passes through the bearing and installs on heating cabinet 11 lateral wall, drives roller 22 through motor 25 and rotates and realize drive belt 23 and rotate to drive disturbance board 24 and make a round trip to stir in heating cabinet 11, play the effect of disturbance rivers, simple structure, the cost is lower, easily realizes.

Preferably, roller 22 still is equipped with puddler 26 near disturbing board 24 one side center department, be equipped with a plurality of stirring leaves 27 on the puddler 26, when motor 25 drive roller 22 rotated and drives disturbing board 24 and remove disturbance rivers, drive puddler 26 simultaneously and rotate in roller 22 center department, make stirring leaf 27 stir the water in the heating cabinet 11, further guarantee that the water in the heating cabinet 11 is even by the heating, prevent the crystal adhesion.

Preferably, the reaction tube 14 is provided with a plurality of and all communicates with the steam box 13, and is a plurality of the reaction tube 14 all overlaps outward and has semiconductor refrigeration piece 15, the bottom intercommunication of the 14 incline direction of reaction tube has annular pipe 28, and annular pipe 28 communicates with the bottom of all reaction tubes 14, annular pipe 28 and water storage box 1 intercommunication, and the pure water of condensation all gets into annular pipe 28 and finally flows into in the water storage box 1 in a plurality of reaction tubes 14, improves the distillation yield of pure water, guarantees the supply of pure water in the water storage box 1.

Preferably, steam chest 13 outsourcing has thermal insulation layer 29, and thermal insulation layer 29 can prevent that the heat of steam chest 13 from effluvizing, also can prevent that external low temperature from invading steam chest 13, prevents that the vapor in steam chest 13 from being liquefied by external low temperature condensation and flowing back to heating cabinet 11, also prevents simultaneously that the heat of steam chest 13 from effluvizing and causing the puzzlement to personnel and equipment in the car.

Preferably, semiconductor refrigeration piece 15's cross-section is the polygon, and semiconductor refrigeration piece 15's cross-section limit is more, and the area with 14 outer wall laminating of reaction tubes is also bigger, and the condensation effect is also better, and semiconductor refrigeration piece 15 can be formed by a plurality of solitary refrigeration pieces through the wire concatenation, also can be through mould integrated into one piece.

Preferably, all be equipped with level sensor 30 in beaker 4, water bath 5 and the heating cabinet 11, level sensor 30 in beaker 4 and the water bath 5 sets up the bottom in the container, when the pump 7 that drains starts to drain, monitors the liquid level height through level sensor 30 in beaker 4 and the water bath 5, can stop the pump 7 that drains and start with water pump 3 after can not detecting the liquid level height, and level sensor 30 in the heating cabinet 11 also sets up the bottom in the box, prevents that hot plate 12 from burning futilely, be equipped with temperature sensor 31 in the steam chest 13, can in time discover and carry out the detection maintenance to distillation plant 10 when the high or low temperature in steam chest 13.

Example (b): an automatic water changing device in a medicine detector comprises a water storage tank 1, a preheating tank 2, a water pump 3, a beaker 4 and a water bath 5 which are sequentially connected through a pipeline, wherein the beaker 4 and the water bath 5 are communicated with a three-way valve 6 through a pipeline, two interfaces of the three-way valve 6 are respectively connected with the beaker 4 and the water bath 5, the rest interface of the three-way valve 6 is connected with a water drain pump 7, one side of the water drain pump 7 is connected with a filter tank 16 through a pipeline, a first filtering membrane 17 which is obliquely arranged is arranged in the filter tank 16, a slag outlet 18 which penetrates through the side wall of the filter tank 16 is arranged at the bottom of the inclined direction of the first filtering membrane 17, a slag collecting box 19 is arranged at the outer side of the filter tank 16 and is positioned at the bottom of the slag outlet 18, the bottom of the slag collecting box 19 is inclined downwards near the filter tank 16, the top of the slag collecting box is opened, a converging port 20 which is communicated with the filter, the confluence port 20 is provided with a second filtering membrane 21, one side of the filtering tank 16 is connected with a collecting tank 9 through a pipeline, one side of the collecting tank 9 is connected with a distilling device 10 through a pipeline, the distilling device 10 is connected with the water storage tank 1 through a pipeline,

the distillation device 10 comprises a heating box 11, a constant temperature heating plate 12 and a disturbance device are arranged in the heating box 11, the disturbance device comprises two rollers 22 which are rotatably arranged in the heating box 11 through bearings, the joint of the rollers 22 and the heating box 11 is subjected to sealing and waterproof treatment, a transmission belt 23 is sleeved outside the rollers 22, a disturbance plate 24 is horizontally arranged on the transmission belt 23, the length of the disturbance plate 24 is greater than half of the width of the heating box 11, a motor 25 is arranged on the outer side of the heating box 11, an output shaft of the motor 25 penetrates through the side wall of the heating box 11 and is connected with the rollers 22, an output shaft of the motor 25 penetrates through the heating box 11 and is subjected to sealing and waterproof treatment, a stirring rod 26 is further arranged at the center of one side of the rollers 22 close to the disturbance plate 24, a plurality of stirring blades 27 are arranged on the stirring rod 26, the outermost ends of the stirring blades 27 are not more than, the steam box 13 is externally wrapped with a heat insulation layer 29, the side wall of the steam box 13 is communicated with 4 reaction tubes 14, one end of each reaction tube 14 far away from the steam box 13 inclines downwards, a condensation part is sleeved outside each reaction tube 14, the bottom of each reaction tube 14 in the inclination direction is communicated with a ring-shaped tube 28, each ring-shaped tube 28 is communicated with the water storage box 1 through a connecting pipe,

condensation unit is semiconductor refrigeration piece 15, and semiconductor refrigeration piece 15 cross-section is the octagon, and the semiconductor refrigeration piece 15 of octagon passes through mould integrated into one piece, the cladding of semiconductor refrigeration piece 15 is on 14 outer walls of reaction tube, and the refrigeration face and the laminating of 14 outer walls of reaction tube of semiconductor refrigeration piece 15.

The device is integrally controlled by a control device with a control chip, the water feeding pump 3, the water discharging pump 7, the motor 25, the semiconductor refrigerating sheet 15, the heating plate 12, the liquid level sensor 30 and the temperature sensor 31 are all connected with a power supply through power lines, the liquid level sensors 30 are arranged in the beaker 4, the water bath 5 and the heating box 11, the temperature sensor 31 is arranged in the steam box 13, the control device can receive signals fed back by the liquid level sensors 30 and the temperature sensor 31, and the water feeding pump 3, the water discharging pump 7, the motor 25, the semiconductor refrigerating sheet 15 and the heating plate 12 are controlled according to the fed-back signals, so that intelligent operation is realized.

Claims

1. The utility model provides an automatic water changing device in medicine detector which characterized in that: comprises a water storage tank (1), a preheating tank (2), a water adding pump (3), a beaker (4) and a water bath (5) which are sequentially connected through a pipeline, wherein the beaker (4) and the water bath (5) are communicated with a three-way valve (6) through a pipeline, the residual interface of the three-way valve (6) is connected with a water drain pump (7), one side of the water drain pump (7) is connected with a filtering device (8) through a pipeline, one side of the filtering device (8) is connected with a collecting box (9) through a pipeline, one side of the collecting box (9) is connected with a distilling device (10) through a pipeline, and the distilling device (10) is connected with the water storage tank (1),

the distillation device (10) comprises a heating box (11), a heating plate (12) and a disturbance device are arranged in the heating box (11), the top of the heating box (11) is communicated with a steam box (13), the side wall of the steam box (13) is communicated with a reaction pipe (14), one end, far away from the steam box (13), of the reaction pipe (14) inclines downwards, a condensation part is sleeved outside the reaction pipe (14), the reaction pipe (14) is communicated with a water storage box (1),

the condensing part is a semiconductor refrigerating piece (15), and the semiconductor refrigerating piece (15) is coated on the outer wall of the reaction tube (14).

2. The automatic water changing device of a drug detector as claimed in claim 1, wherein: filter equipment (8) include rose box (16), be equipped with first filtration membrane (17) that the slope set up in rose box (16), slag notch (18) that run through rose box (16) lateral wall are opened to the bottom of first filtration membrane (17) incline direction, the rose box (16) outside just is located slag notch (18) bottom and is equipped with album sediment box (19).

3. The automatic water changing device of a drug detector as claimed in claim 2, wherein: the slag collecting box is characterized in that one side of the bottom of the slag collecting box (19) close to the filter box (16) is inclined downwards, a flow converging port (20) communicated with the filter box (16) is formed in the end part of the inclined direction of the bottom of the slag collecting box (19), and a second filter membrane (21) is arranged at the flow converging port (20).

4. The automatic water changing device of a drug detector as claimed in claim 1, wherein: the disturbance device is including setting up two rollers (22) inside heating cabinet (11), roller (22) overcoat has drive belt (23), drive belt (23) are improved level and are equipped with disturbance board (24), heating cabinet (11) outside is equipped with motor (25), motor (25) output shaft runs through heating cabinet (11) lateral wall and is connected with roller (22).

5. The automatic water changing device of a drug detector as claimed in claim 4, wherein: the stirring rod (26) is further arranged at the center of one side, close to the disturbance plate (24), of the roller (22), and a plurality of stirring blades (27) are arranged on the stirring rod (26).

6. The automatic water changing device of a drug detector as claimed in claim 1, wherein: the reaction tube (14) is provided with a plurality of semiconductor refrigerating sheets (15) which are all communicated with the steam box (13), the reaction tube (14) is externally sleeved with the semiconductor refrigerating sheets (15), the bottom of the reaction tube (14) in the inclined direction is communicated with the annular tube (28), and the annular tube (28) is communicated with the water storage box (1).

7. The automatic water changing device of a drug detector as claimed in claim 1, wherein: the steam box (13) is wrapped with a heat insulation layer (29).

8. The automatic water changing device of a drug detector as claimed in claim 1, wherein: the section of the semiconductor refrigeration sheet (15) is polygonal.

9. The automatic water changing device of a drug detector as claimed in claim 1, wherein: liquid level sensors (30) are arranged in the beaker (4), the water bath (5) and the heating box (11), and a temperature sensor (31) is arranged in the steam box (13).