CN219933735U - Liquid medicament discharge apparatus - Google Patents
Liquid medicament discharge apparatus Download PDFInfo
- Publication number
- CN219933735U CN219933735U CN202321561854.8U CN202321561854U CN219933735U CN 219933735 U CN219933735 U CN 219933735U CN 202321561854 U CN202321561854 U CN 202321561854U CN 219933735 U CN219933735 U CN 219933735U
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- Prior art keywords
- tank
- pipeline
- valve
- medicine
- surge tank
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- 239000003814 drug Substances 0.000 title claims abstract description 92
- 239000007788 liquid Substances 0.000 title claims abstract description 45
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 239000000463 material Substances 0.000 claims abstract description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 33
- 238000007599 discharging Methods 0.000 claims description 30
- 238000003860 storage Methods 0.000 claims description 8
- 238000005260 corrosion Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009837 dry grinding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical class O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The utility model discloses a liquid medicament discharge device, which belongs to the technical field of water treatment and comprises a medicament inlet pipeline connected with a tank truck, wherein a surge tank is arranged on the medicament inlet pipeline, an exhaust valve is arranged at the upper part of the surge tank, the lower part of the surge tank is connected with a discharge pump through a pipeline, a water inlet electric valve for controlling the opening and closing of the water inlet pipeline is arranged between the tank truck and the surge tank, and a medicament inlet electric valve for controlling the opening and closing of the medicament inlet pipeline is arranged between the water inlet pipeline and the tank truck; through the mode that sets up area pressurized-water pipeline between surge tank and tank car, eliminated the influence of the height of material liquid level in the tank car to the interior air of discharge surge tank, and can be under the condition that the pipeline is not full pipe flow, the air in discharge surge tank and the tank car connecting line enlarges the application scope of device, reduces the emergence probability of discharge pump cavitation problem.
Description
Technical Field
The utility model relates to the technical field of water treatment, in particular to a liquid medicament discharging device.
Background
In the technical field of water treatment, common liquid medicines comprise polyaluminium chloride, sodium hypochlorite, sodium hydroxide, sodium acetate, activated silicic acid, hydrochloric acid and the like, liquid medicine unloading and storing equipment are arranged in water treatment plants, sewage plants and various chemical enterprises, the dangerous chemical properties of the medicines are considered, and an anti-corrosion magnetic pump is taken as a main material of the unloading pump, so that the centrifugal pump is one type of centrifugal pump. The tank truck is stopped near the discharge pump with the medicament during discharging, the discharge pump is started to transfer the medicament in the tank truck to the factory storage tank after the pipeline is in butt joint, the discharge pump is easy to generate problems of air inlet dry grinding and cavitation during actual production operation, and the reasons for causing the faults generally have the following points: 1. air in the connecting hose of the tank truck before unloading can not be discharged and can enter the unloading pump; 2. unloading is carried out until the liquid level in the tank truck at the end stage is lower, the connecting hose is not full of pipe flow, and air is brought into an unloading pump; 3. the height difference between the indoor and the outdoor is large under the influence of the field, the pressure stabilizing tank is higher than the liquid level of the tank truck, and automatic exhaust cannot be realized.
The utility model patent with the application number of 201420208739.7 is characterized in that the tail part of a raw material tank car is connected with a pressure stabilizing and collecting tank through a metal hose, an exhaust valve is arranged on the pressure stabilizing and collecting tank, during use, materials in a discharging tank car firstly enter the pressure stabilizing and collecting tank, gas flowing into the pressure stabilizing and collecting tank is discharged through the exhaust valve, and then the materials flow into a raw material storage tank through a discharging pump.
According to the utility model patent with the application number of 201610422885.3, the water storage pipe section is provided with three water inlets and outlets, one water inlet and outlet is connected with the water storage device through the water absorption pipe section, the other water inlet and outlet is connected with the motor through the piston, and the third water inlet and outlet is connected with the centrifugal pump through the pipeline.
Therefore, there is a need to design a liquid medicament discharge device which can not be affected by the liquid level in the tank truck, and can discharge air in the surge tank and the connecting pipeline of the surge tank and the tank truck under the condition that the pipeline is not full of pipe flow, so that the application range of the device is improved.
Disclosure of Invention
The utility model aims to overcome the defects and shortcomings in the prior art, and provides a liquid medicament discharging device, which eliminates the influence of the height of the material liquid level in a tank truck on the air in a discharge pressure stabilizing tank by arranging a water pressure pipeline between the pressure stabilizing tank and the tank truck, and can discharge the air in the pressure stabilizing tank and the connecting pipeline of the pressure stabilizing tank and the tank truck under the condition that the pipeline is not full of pipe flow, so that the application range of the device is enlarged, and the probability of cavitation of a discharging pump is reduced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a liquid medicament unloading device, which comprises a medicament inlet pipeline connected with a tank truck, wherein a pressure stabilizing tank is arranged on the medicament inlet pipeline, an exhaust valve is arranged at the upper part of the pressure stabilizing tank, the lower part of the pressure stabilizing tank is connected with an unloading pump through a pipeline, a water inlet pipeline with pressure is arranged between the tank truck and the pressure stabilizing tank, a water inlet electric valve for controlling the water inlet pipeline to be opened and closed is arranged on the water inlet pipeline with pressure, and a medicament inlet electric valve for controlling the medicament inlet pipeline to be opened and closed is arranged between the water inlet pipeline with pressure and the tank truck;
preferably, the exhaust valve is an electric ball valve, the pressure stabilizing tank is of a closed structure, a differential pressure type liquid level meter is arranged in the pressure stabilizing tank, and the differential pressure type liquid level meter is respectively connected with the discharge pump and the exhaust valve through a control box;
preferably, the water inlet electric valve and the medicine inlet electric valve are respectively connected with the control box in a signal manner;
preferably, the surge tank is made of transparent and corrosion-resistant materials;
preferably, an overhaul valve is arranged between the surge tank and the discharge pump;
preferably, the discharge pump is connected with a factory storage tank through a medicine outlet pipeline, and a medicine outlet valve is arranged on the medicine outlet pipeline;
preferably, the medicine outlet valve and the maintenance valve are both manual ball valves;
preferably, the medicine outlet pipeline is also provided with a one-way valve for preventing the liquid medicine from flowing back;
preferably, the medicine feeding pipeline, the pressure stabilizing tank, the discharging pump, the water pipe with pressure, the medicine discharging pipeline and the control box are all arranged on the skid-mounted bracket.
Compared with the prior art, the utility model has the following technical effects:
1. according to the utility model, the water pipe with pressure is arranged between the tank truck and the pressure stabilizing tank, the pressure stabilizing tank and the air in the connecting pipeline of the pressure stabilizing tank and the tank truck are discharged through the water pipe with pressure, so that the probability of cavitation problem of the discharge pump is reduced, the air discharging mode is not influenced by the material liquid level in the tank truck, and even if the material liquid level in the tank truck is lower than the pressure stabilizing tank or the material in the tank truck is emptied, the redundant air in the pressure stabilizing tank can be discharged, and the application range of the device is enlarged; in addition, after the unloading is finished, the air in the pressure stabilizing tank along with the medicament can be discharged through the water pressure pipeline, and the pipelines can be flushed, so that medicament residues cannot be remained in the pipelines, and damage to maintenance personnel caused by the medicament residues in the pipelines when the unloading pump or other pipelines are maintained is avoided, and the safety of maintaining the unloading device is improved.
2. The electric exhaust valve, the differential pressure type liquid level meter, the medicine feeding electric valve and the water feeding electric valve are connected with the control box through signals on one hand and connected with the operation box through signals on the other hand, so that the discharging device can realize automatic control and manual operation, and the convenience of use is improved.
3. According to the utility model, the medicine inlet pipeline, the pressure stabilizing tank, the discharge pump, the water pipeline with pressure, the medicine outlet pipeline and the control box are all arranged on the skid-mounted support, so that the structure of the discharge device is more compact, the occupied area is small, the space is saved, and the skid-mounted discharge device can integrally move, and the problems that the offset pipe resistance of the inlet pipeline of the discharge pump is increased, the air in the pipeline is not easy to be removed cleanly and the cavitation probability of the discharge pump is increased due to the fact that the tank truck cannot stop beside the discharge pump due to the influence of the field in the traditional discharge device are solved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the liquid medicine discharging device;
FIG. 2 is a schematic diagram showing a front view of the liquid medicine discharging device;
FIG. 3 is a schematic top view of the liquid medicine discharging device;
FIG. 4 is a schematic cross-sectional view of the structure at A-A.
Wherein, 1, a medicine feeding pipeline; 2. a surge tank; 3. an exhaust valve; 4. a discharge pump; 5. a water pressing pipeline; 6. a water inlet electric valve; 7. a medicine feeding electric valve; 8. discharging connection port of tank truck; 9. a water pipe connection port; 10. differential pressure type liquid level gauge; 11. a control box; 12. a service valve; 13. a medicine outlet pipeline; 14. a drug outlet valve; 15. a one-way valve; 16. a medicine outlet port; 17. a skid-mounted bracket; 18. an operation box; 19. a touch screen; 20. a button.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1 to 4, the utility model provides a liquid medicament unloading device, which comprises a medicament inlet pipeline 1 connected with a tank truck, wherein a surge tank 2 is arranged on the medicament inlet pipeline 1, an exhaust valve 3 is arranged at the upper part of the surge tank 2, the lower part of the surge tank 2 is connected with an unloading pump 4 through a pipeline, a water inlet electric valve 6 for controlling the opening and closing of the water inlet pipeline 5 is arranged on the water inlet pipeline 5 between the tank truck and the surge tank 2, and a medicament inlet electric valve 7 for controlling the opening and closing of the medicament inlet pipeline 1 is arranged between the water inlet pipeline 5 and the tank truck.
Before starting to discharge, firstly, opening a water pipe 5 with pressure, flowing into the surge tank 2 with certain pressure, discharging air in the surge tank 2, closing the water pipe 5 with pressure after the air is discharged, starting a medicine inlet pipe 1 and a discharge pump 4 to start discharging, and filling the surge tank 2 with medicine in the discharging process, so that the air in the surge tank 2 is reduced or eliminated, and the probability of cavitation problem of the discharge pump 4 is reduced; when the tank truck can not be filled with the medicament in the tank truck, the water pressure pipeline 5 is opened, so that water with certain pressure flows into the tank truck 2, air entering the tank truck 2 along with the medicament at the end of discharging is discharged, and the probability of cavitation problem of the discharge pump 4 at the end of discharging is reduced.
By discharging the air in the surge tank 2 before and after the discharge by the water pressure pipeline 5, the problems that the air in the surge tank 2 cannot be discharged because the liquid level in the tank truck is lower than the surge tank 2 and the medicament in the tank truck cannot automatically flow into the surge tank 2 before the discharge pump 4 is not started and the liquid level in the tank truck is reduced and the connecting hose is not full of pipe flow at the end of the discharge can be solved, so that the air is brought into the discharge pump 4 to generate cavitation; moreover, after the unloading is finished, each pipeline can be flushed through water with a certain pressure, so that no medicament can be remained in the pipeline, and maintenance personnel can maintain the system conveniently. The water connected with the pressurized water pipeline 5 cannot harm human body and cannot corrode the pipeline.
The medicine inlet pipeline 1 is provided with a tank truck discharging port 8, the tank truck discharging port 8 is connected with a tank truck discharging port, the water pipe port 9 is arranged on the water pipe with pressure 5, and the water pipe port 9 is connected with a water source, so that the water pipe port 9 is preferably connected with a tap water outlet because the tap water fed into a user has certain pressure, and the tap water is utilized to discharge air in the surge tank 2 and flush all the pipelines after the discharging is finished.
The exhaust valve 3 of the medicine discharging device is an electric ball valve, the pressure stabilizing tank 2 is of a closed structure, a differential pressure type liquid level meter 10 is arranged in the pressure stabilizing tank 2, the differential pressure type liquid level meter 10 is respectively connected with the discharge pump 4 and the exhaust valve 3 through a control box 11, the differential pressure type liquid level meter 10 detects the pressure in the pressure stabilizing tank 2 in real time, when the detected pressure is smaller than the set pressure, the control box 11 opens the exhaust valve 3 to start exhausting, at the moment, the discharge pump 4 is in a closed state, when the detected pressure reaches the set pressure, the control box 11 closes the exhaust valve 3 to open the discharge pump 4 to start discharging; the set pressure is the pressure which can be achieved when the surge tank 2 is filled with liquid, the sizes of the used surge tanks 2 are different, the set pressure is also different, because the water pressure can have certain fluctuation within a certain range, when the difference value between the detected pressure and the set pressure is smaller than the normal fluctuation range of the water pressure, the default is that the pressure fluctuation is the normal fluctuation of the water pressure, the exhaust valve 3 is not opened, when the difference value between the detected pressure and the set pressure is larger than the normal fluctuation range of the water pressure, the control box 11 judges that air exists in the surge tank 2, and the exhaust valve 3 is opened at the moment; as a preferred embodiment of the present utility model, the surge tank 2 used in the present utility model is set to a water pressure of 0.75m, and the normal fluctuation range of the water pressure is a water pressure of 0 to 0.1 m; the control box 11 is respectively connected with the differential pressure type liquid level meter 10, the discharging pump 4 and the exhaust valve 3, so that the pressure stabilizing tank 2 can automatically exhaust, and the degree of automation of the medicine discharging device is improved.
Further, the intake electric valve 6 and the medicine intake electric valve 7 are also respectively connected with the control box 11 in a signal manner, when the pressure in the surge tank 2 is smaller than the set pressure, the control box 11 opens the intake electric valve 6, closes the medicine intake electric valve 7, exhausts the surge tank 2, when the pressure in the surge tank 2 reaches the set pressure, the control box 11 closes the intake electric valve 6, opens the medicine intake electric valve 7, and starts discharging.
In order to facilitate observation of the exhaust condition in the surge tank 2, the surge tank 2 is made of transparent and corrosion-resistant materials; an overhaul valve 12 is arranged between the pressure stabilizing tank 2 and the discharge pump 4, after the discharge is finished, the overhaul valve 12 is closed to overhaul the discharge pump 4, the discharge pump 4 is connected with a factory storage tank through a medicine outlet pipeline 13, a medicine outlet valve 14 is arranged on the medicine outlet pipeline 13, the medicine outlet valve 14 and the overhaul valve 12 are all manual ball valves, and when the pressure stabilizing tank is normally used, the medicine outlet valve 14 and the overhaul valve 12 are in a normally open state, and when the discharge pump 4 or the factory storage tank is required to be overhauled, the medicine outlet valve 14 and the overhaul valve 12 are manually closed. Further, the medicine outlet pipeline 13 is also provided with a one-way valve 15 for preventing the medicine liquid from flowing back and a medicine outlet connection port 16.
The medicine inlet pipeline 1, the pressure stabilizing tank 2, the discharge pump 4, the water pipeline 5 with pressure, the medicine outlet pipeline 13 and the control box 11 are all arranged on the skid-mounted bracket 17, so that the structure is compact, the occupied area is small, the space is greatly saved, and the whole device can move integrally, and the problems that the inlet pipeline deflection pipe resistance of the discharge pump 4 is increased, the air in the pipeline is not easy to be removed cleanly and cavitation of the discharge pump 4 is caused because the tank truck cannot stop beside the discharge pump 4 due to the influence of the field in the traditional discharge device are solved; the skid-mounted bracket 17 is also provided with an operation box 18, the operation box 18 is provided with a touch screen 19 and a button 20 for controlling various valves and the starting and stopping of the discharge pump 4, and the discharge device can be manually operated through the operation box 18, so that the discharge device can be manually operated and also can be automatically operated, and the use convenience is improved.
It should be noted that it will be apparent to those skilled in the art that the present utility model is not limited to the details of the above-described exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (9)
1. A liquid medicament discharge apparatus, characterized in that: including the medicine pipeline of intaking of being connected with tank car, be equipped with the surge tank on the medicine pipeline of intaking, the upper portion of surge tank is equipped with discharge valve, the lower part of surge tank is connected with the discharge pump through the pipeline, tank car with be equipped with the area between the surge tank and press the water pipeline, be equipped with on the area and be used for controlling the area presses the water pipeline to open and close into the electric valve of intaking, area press the water pipeline with be equipped with between the tank car and be used for controlling the medicine pipeline of intaking is opened and close into the electric valve of intaking.
2. The liquid medicament discharge device of claim 1, wherein: the exhaust valve is an electric ball valve, the pressure stabilizing tank is of a closed structure, a differential pressure type liquid level meter is arranged in the pressure stabilizing tank, and the differential pressure type liquid level meter is respectively connected with the discharge pump and the exhaust valve through a control box.
3. The liquid medicament discharge device of claim 2, wherein: the water inlet electric valve and the medicine inlet electric valve are respectively connected with the control box through signals.
4. The liquid medicament discharge device of claim 1, wherein: the surge tank is made of transparent and corrosion-resistant materials.
5. The liquid medicament discharge device of claim 2, wherein: and an overhaul valve is arranged between the surge tank and the discharge pump.
6. The liquid medicament discharge device of claim 5, wherein: the discharge pump is connected with the factory storage tank through a medicine outlet pipeline, and a medicine outlet valve is arranged on the medicine outlet pipeline.
7. The liquid medicament discharge device of claim 6, wherein: the medicine outlet valve and the overhaul valve are manual ball valves.
8. The liquid medicament discharge device of claim 6, wherein: the medicine outlet pipeline is also provided with a one-way valve for preventing the liquid medicine from flowing back.
9. The liquid medicament discharge device of claim 6, wherein: the medicine feeding pipeline, the pressure stabilizing tank, the discharge pump, the water pipe with pressure, the medicine discharging pipeline and the control box are all arranged on the skid-mounted bracket.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321561854.8U CN219933735U (en) | 2023-06-16 | 2023-06-16 | Liquid medicament discharge apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321561854.8U CN219933735U (en) | 2023-06-16 | 2023-06-16 | Liquid medicament discharge apparatus |
Publications (1)
Publication Number | Publication Date |
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CN219933735U true CN219933735U (en) | 2023-10-31 |
Family
ID=88499013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202321561854.8U Active CN219933735U (en) | 2023-06-16 | 2023-06-16 | Liquid medicament discharge apparatus |
Country Status (1)
Country | Link |
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CN (1) | CN219933735U (en) |
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2023
- 2023-06-16 CN CN202321561854.8U patent/CN219933735U/en active Active
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