CN220779953U - Dispensing device for volatile substances - Google Patents
Dispensing device for volatile substances Download PDFInfo
- Publication number
- CN220779953U CN220779953U CN202322647113.8U CN202322647113U CN220779953U CN 220779953 U CN220779953 U CN 220779953U CN 202322647113 U CN202322647113 U CN 202322647113U CN 220779953 U CN220779953 U CN 220779953U
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- China
- Prior art keywords
- air
- fixed
- gas treatment
- waste gas
- dispensing barrel
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- 239000000126 substance Substances 0.000 title claims abstract description 16
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 239000003814 drug Substances 0.000 claims abstract description 43
- 238000000605 extraction Methods 0.000 claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 239000002912 waste gas Substances 0.000 claims description 46
- 230000002265 prevention Effects 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 230000000740 bleeding effect Effects 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 231100000614 poison Toxicity 0.000 abstract 1
- 230000007096 poisonous effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 47
- 238000006386 neutralization reaction Methods 0.000 description 12
- 230000003472 neutralizing effect Effects 0.000 description 11
- 238000003756 stirring Methods 0.000 description 8
- 239000002994 raw material Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000002085 irritant Substances 0.000 description 2
- 231100000021 irritant Toxicity 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 229940001584 sodium metabisulfite Drugs 0.000 description 1
- 235000010262 sodium metabisulphite Nutrition 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model relates to the technical field of dispensing devices, and provides a dispensing device for volatile substances, which comprises: the device comprises a dispensing barrel, wherein a baffle cover with the diameter decreasing from top to bottom is fixed above the inside of the dispensing barrel, an air extraction part sleeved on the upper outside of the baffle cover is fixed in the dispensing barrel, an exhaust gas treatment box is arranged on one side of the dispensing barrel, the outer end of the air extraction part penetrates through the dispensing barrel in a sealing manner and is inserted in the exhaust gas treatment box in a sealing manner, an anti-backflow assembly for preventing liquid backflow is arranged on the air extraction part, an air pressure sensor is fixed above the inside of the dispensing barrel, and a control module is fixed outside the dispensing barrel; the utility model has the beneficial effects that: solves the problem that the volatile poisonous and harmful gas overflows when the medicine is added into the medicine dispensing barrel.
Description
Technical Field
The utility model relates to the technical field of dispensing devices, in particular to a dispensing device for volatile substances.
Background
In the preparation process of medicaments such as sodium metabisulfite, hydrochloric acid, sodium hypochlorite, ammonia water, caustic soda flakes and the like, irritant gas is easy to generate, at present, most of wastewater treatment stations prepare medicaments by adopting an open dispensing barrel, volatile irritant gas is not effectively collected, and part of wastewater treatment stations adopt a dispensing barrel with a cover, but the problem of overflowing and scattering of volatile toxic and harmful gas when the medicaments are added into the dispensing barrel is not solved, so that a volatile substance dispensing device is urgently needed to solve the problem.
Disclosure of utility model
Aiming at the technical problems in the prior art, the utility model provides a dispensing device for volatile substances, which solves the problem that the volatile toxic and harmful gases are scattered when the dispensing barrel is used for dispensing medicines.
The aim and the effect of the utility model are achieved by the following specific technical means:
A dispensing device for volatile substances comprises a dispensing barrel;
the inside top of dispensing barrel is fixed with the baffling cover that progressively reduces in proper order from top to bottom diameter, and dispensing barrel internal fixation has cup joints the part of bleeding in the outside top of baffling cover, dispensing barrel one side is provided with the waste gas treatment case, the part outer end of bleeding is sealed to run through and to dispense after the barrel and seal grafting in the waste gas treatment case, be equipped with the anti-backflow subassembly that prevents liquid refluence on the part of bleeding, dispensing barrel inside top is fixed with air pressure sensor, dispensing barrel external fixation has control module.
Optionally, the air extraction component comprises an annular pipe, an air duct and an air pump, wherein the annular pipe is fixed above the inside of the dispensing barrel and sleeved below the outside of the baffle cover, a plurality of air inlets communicated with the annular pipe are fixed on the annular pipe, air regulating valves are arranged on the air inlets, the air inlet end of the air duct penetrates through the dispensing barrel and the annular pipe in a sealing manner and is communicated with the annular pipe, the air outlet end of the air duct is inserted into the waste gas treatment box in a sealing manner, the air pump is arranged on the air duct and is communicated with the air duct, and the backflow prevention component is arranged on the air duct and is positioned below the air pump.
Optionally, the backflow prevention assembly comprises a check valve and an air guide cover, wherein the check valve is arranged on the air guide pipe, and the air guide cover is positioned in the waste gas treatment box and is fixed at the air outlet end of the air guide pipe.
Optionally, the top of the dispensing barrel is sealed and embedded with a sealing cover through an opening.
Optionally, a liquid inlet pipe communicated with the waste gas treatment box is fixed at the top of the waste gas treatment box, a cover is covered on the liquid inlet pipe, a liquid discharge pipe communicated with the waste gas treatment box is fixed below the outer wall of the waste gas treatment box, and a valve is arranged on the liquid discharge pipe.
Optionally, dispense barrel top central authorities and be fixed with the motor, the motor outside is covered with the sealed cowling, sealed cowling bottom is fixed in and dispenses barrel top, the motor output is fixed with the puddler, the puddler lower extreme runs through and dispenses barrel top and extends to its inside below, and the puddler outer wall is fixed with a plurality of blades.
Optionally, the air guide cover is umbrella-cap-shaped, and the bottom area of the air guide cover is slightly smaller than the bottom area in the waste gas treatment box.
Optionally, the liquid level observation window is sealed and embedded in the outer walls of the dispensing barrel and the waste gas treatment box through the opening.
Compared with the prior art, the utility model has the beneficial effects that:
Because the medicine raw materials can generate volatile gas in the medicine dispensing process, when medicine is added, the air extraction component is started to suck the volatile gas to the lower part outside the baffle cover, then the volatile gas is guided into the waste gas treatment box filled with the neutralization liquid through the air extraction component to treat the waste gas, and the diameter of the baffle cover is gradually decreased from top to bottom, so that the through hole at the top of the baffle cover is larger than the through hole at the bottom, the baffle cover can block the air flow, further, the phenomenon that a worker sucks the volatile gas into the body and overflows the volatile gas into the working environment when the medicine is added can be effectively prevented, the working safety of the worker is ensured, and the sealing cover is covered again after the medicine is added, so that the volatile gas generated by the medicine raw materials is prevented from being diffused into the working environment;
the backflow prevention assembly is arranged to prevent neutralizing liquid in the waste gas treatment box from being sucked back to the air suction pump and the dispensing barrel through the air duct, so that the neutralizing liquid reacts with the medicament in the dispensing barrel to influence the medicament quality, and the normal operation of the device is ensured;
The device can be when the inside more volatile gas that has of dispensing barrel, starts the part of bleeding and takes out a large amount of volatile gas in the barrel of will dispensing to waste gas treatment incasement and carry out neutralization treatment, and this purpose is in order to highly efficient extraction volatile gas in the short time, can practice thrift the power consumption, reaches the high efficiency simultaneously and handles volatile gas, has solved the volatile gas that the dispensing produced and overflowed and dispel to the operational environment and harm workman's healthy problem.
Drawings
FIG. 1 is a schematic view of the whole front cross-section structure of the present utility model;
FIG. 2 is a schematic diagram of the overall front view structure of the present utility model;
FIG. 3 is a schematic top view of the annular tube of the present utility model;
fig. 4 is a schematic view of the partial structure at a in fig. 1 according to the present utility model.
The marks in the figure: the device comprises a dispensing barrel 1, a sealing cover 2, a control module 3, an air pressure sensor 4, a motor 5, a stirring rod 6, blades 7, a baffle cover 8, a sealing cover 9, an annular pipe 10, an air inlet pipe 11, an air regulating valve 12, an exhaust gas treatment box 13, a liquid discharge pipe 14, a liquid inlet pipe 15, a valve 16, an air guide pipe 17, an air pump 18, a check valve 19, an air guide cover 20 and a liquid level observation window 21.
Detailed Description
Referring to fig. 1-4, embodiments of the present utility model are further described;
the utility model provides a volatile substance dispensing device, includes dispensing barrel 1, and dispensing barrel 1 top is sealed to be inlayed through the opening and is had sealed lid 2;
A baffle cover 8 with the diameters decreasing from top to bottom is fixed above the inside of the dispensing barrel 1, an air extraction part sleeved on the upper outside of the baffle cover 8 is fixed in the dispensing barrel 1, an exhaust gas treatment box 13 is arranged on one side of the dispensing barrel 1, the outer end of the air extraction part penetrates through the dispensing barrel 1 in a sealing manner and is inserted in the exhaust gas treatment box 13 in a sealing manner, an anti-backflow assembly for preventing liquid backflow is arranged on the air extraction part, an air pressure sensor 4 is fixed above the inside of the dispensing barrel 1, and a control module 3 is fixed outside the dispensing barrel 1;
A liquid inlet pipe 15 communicated with the waste gas treatment box 13 is fixed at the top of the waste gas treatment box 13, a cover is covered on the liquid inlet pipe 15, a liquid discharge pipe 14 communicated with the waste gas treatment box 13 is fixed below the outer wall of the waste gas treatment box 13, and a valve 16 is arranged on the liquid discharge pipe 14;
Before dispensing, the waste gas treatment tank 13 is filled with neutralizing liquid capable of neutralizing with acid and alkali of the medicine, a cover on the liquid inlet pipe 15 is opened, the neutralizing liquid can be poured into the liquid inlet pipe 15, the neutralizing liquid is guided into the waste gas treatment tank 13 through the liquid inlet pipe 15, and when the neutralizing liquid in the waste gas treatment tank 13 reaches a required amount, the adding of the neutralizing liquid is stopped.
Because the medicine raw materials can produce volatile gas in the dispensing process, therefore, when adding medicine, the air extraction part is started to make the volatile gas firstly suck to the lower part outside the baffle cover 8, then the volatile gas is guided into the waste gas treatment box 13 filled with the neutralization liquid through the air extraction part to treat the waste gas, because the diameter of the baffle cover 8 is gradually decreased from top to bottom, the through hole at the top of the baffle cover 8 is larger than the through hole at the bottom, the baffle cover 8 can block the air flow, further, the phenomenon that the volatile gas is sucked into the body and overflowed into the working environment by workers during medicine adding can be effectively prevented, the work safety of the workers is ensured, the sealing cover 2 is covered again after medicine adding is finished, so that the volatile gas generated by the medicine raw materials is prevented from diffusing into the working environment, and then the air extraction part is closed.
The control module 3 is a PLC controller, a single chip or a control panel, the air extraction component is an electric air extraction component, the air extraction component is electrically connected with the control module 3, the air pressure value of the air pressure sensor 4 in the dispensing barrel 1 can be preset through the control module 3, the air pressure sensor 4 tests the air pressure in the dispensing barrel 1, and the data obtained by the test can be transmitted to the control module 3;
In the process of dissolving medicine, the medicine raw materials can continuously produce volatile gas, can make the atmospheric pressure in the dispensing barrel 1 increase, if this atmospheric pressure sensor 4 detects that the atmospheric pressure in the dispensing barrel 1 is greater than when predetermineeing the value, have more volatile gas in the dispensing barrel 1, control module 3 can start the bleed part, take out volatile gas to the waste gas treatment case 13 that is equipped with neutralization liquid, make volatile gas and neutralization liquid neutralize, reach waste gas neutralization's purpose, prevent backflow subassembly setting is in order to prevent the neutralization liquid in the waste gas treatment case 13 from passing through the bleed part and suck-back in the dispensing barrel 1, ensure that the device normally works, the device can be when there is more volatile gas in dispensing barrel 1 inside, start the bleed part and take out a large amount of volatile gas in the dispensing barrel 1 to waste gas treatment case 13 in carry out neutralization treatment, this purpose is in order to take out the volatile gas in the high-efficient in a short time, can practice thrift the electricity consumption, reach high-efficient processing volatile gas simultaneously.
The treated gas in the waste gas treatment box 13 is discharged through the liquid inlet pipe 15; when the neutralization liquid in the exhaust gas treatment tank 13 is to be discharged, the valve 16 on the liquid discharge pipe 14 is opened, and the neutralization liquid in the exhaust gas treatment tank 13 can be discharged through the liquid discharge pipe 14.
The air extraction component comprises an annular pipe 10, an air duct 17 and an air pump 18, wherein the annular pipe 10 is fixed above the inside of the dispensing barrel 1 and sleeved below the outer part of the baffle cover 8, a plurality of air inlet pipes 11 communicated with the annular pipe 10 are fixed on the annular pipe 10, air regulating valves 12 are arranged on the air inlet pipes 11, the air inlet ends of the air duct 17 penetrate through the dispensing barrel 1 and the annular pipe 10 in a sealing manner and are communicated with the annular pipe 10, and after the air outlet ends of the air duct 17 are inserted into the waste gas treatment box 13 in a sealing manner, the air pump 18 is arranged on the air duct 17 and is communicated with the air duct 17, and the backflow prevention component is arranged on the air duct 17 and is positioned below the air pump 18;
Further, the opening and closing degree of the plurality of gas regulating valves 12 is already regulated when the device is manufactured, and later regulation is not needed, and the plurality of gas regulating valves 12 are mainly arranged to make the air pressure in the plurality of air inlet pipes 11 consistent, so that volatile gas can uniformly enter the plurality of air inlet pipes 11.
Before pre-dispensing, the air pump 18 is started, volatile gas is sucked to the lower part outside the baffle cover 8 and then enters the annular air pipe 10, then enters the air duct 17, finally, the volatile gas is guided to neutralizing liquid in the waste gas treatment box 13 through the air duct 20 to be subjected to neutralizing treatment, harmful gas is prevented from being scattered into the air to harm the environment and the health of workers, then, the sealing cover 2 is opened to add medicine into the dispensing barrel 1, and after the medicine is added, the sealing cover 2 is covered again, so that the volatile gas generated by the medicine raw materials is prevented from being diffused into the working environment.
The air pump 18 is electrically connected with the control module 3, and in the medicine dissolving process, the medicine raw materials can continuously generate volatile gas, so that the air pressure in the medicine dispensing barrel 1 can be increased, and if the air pressure sensor 4 detects that the air pressure in the medicine dispensing barrel 1 is greater than a preset value, more volatile gas exists in the medicine dispensing barrel 1, the control module 3 can start the air pump 18 so as to prevent the volatile gas generated in medicine dispensing from being directly discharged into the working environment to harm the environment and the health of workers.
The backflow prevention assembly comprises a check valve 19 and an air guide cover 20, wherein the check valve 19 is arranged on the air guide pipe 17, and the air guide cover 20 is positioned in the waste gas treatment box 13 and is fixed at the air outlet end of the air guide pipe 17;
The air guide cover 20 is umbrella-shaped, and the bottom area of the air guide cover 20 is slightly smaller than the inner bottom area of the waste gas treatment box 13;
the air guide cover 20 is umbrella-cap-shaped, so that the gas in the air guide pipe 17 is gradually diffused in the neutralization liquid, the bottom area of the air guide cover 20 is slightly smaller than the bottom area in the waste gas treatment box 13, a large amount of gas is favorable for fully contacting the neutralization liquid, the volatile gas treatment efficiency is improved, and the neutralizing liquid can be prevented from flowing back into the dispensing barrel 1 through the air guide pipe 17 by the aid of the check valve 19 and the air guide cover 20.
The center of the top of the dispensing barrel 1 is fixed with a motor 5, the outside of the motor 5 is covered with a sealing cover 9, the bottom of the sealing cover 9 is fixed on the top of the dispensing barrel 1, the output end of the motor 5 is fixed with a stirring rod 6, the lower end of the stirring rod 6 penetrates through the top of the dispensing barrel 1 and extends to the lower part inside the dispensing barrel, and a plurality of blades 7 are fixed on the outer wall of the stirring rod 6;
The medicine preparation operation is as follows:
After the medicine is added in the medicine dispensing barrel 1 and the sealing cover 2 is tightly covered, the motor 5 is powered on, the motor 5 can drive the stirring rod 6 to rotate, the stirring rod 6 can drive a plurality of blades 7 on the stirring rod to rotate, and the rotating blades 7 can stir the medicine in the medicine dispensing barrel 1, so that uniform medicine mixing is facilitated.
The outer walls of the dispensing barrel 1 and the waste gas treatment box 13 are respectively and hermetically embedded with a liquid level observation window 21 through openings;
through the liquid level observation window 21 on the medicine dispensing barrel 1 and the waste gas treatment box 13, the liquid level in the medicine dispensing barrel 1 and the waste gas treatment box 13 is convenient for the workman to observe.
Claims (8)
1. The utility model provides a volatile substance dispensing device, includes dispensing barrel (1), its characterized in that:
the inside top of bucket (1) that dispenses is fixed with baffling cover (8) that progressively reduces in proper order from top to bottom diameter, and the inside part of bleeding that cup joints in the outside top of baffling cover (8) that is fixed with of bucket (1) that dispenses, bucket (1) one side that dispenses is provided with waste gas treatment case (13), the part outer end that bleeds is sealed to run through out behind bucket (1) and seal grafting in waste gas treatment case (13), be equipped with the anti-backflow subassembly that prevents liquid refluence on the part that bleeds, the inside top of bucket (1) that dispenses is fixed with air pressure sensor (4), the bucket (1) outside that dispenses is fixed with control module (3).
2. A volatile substance dispensing device according to claim 1, wherein: the air extraction component comprises an annular pipe (10), an air duct (17) and an air extraction pump (18), wherein the annular pipe (10) is fixed above the inside of the dispensing barrel (1) and sleeved below the outside of the baffle cover (8), a plurality of air inlet pipes (11) communicated with the annular pipe are fixed on the annular pipe (10), air regulating valves (12) are arranged on the air inlet pipes (11), the air inlet ends of the air duct (17) penetrate through the dispensing barrel (1) and the annular pipe (10) in a sealing mode and are communicated with the annular pipe (10), and after the air outlet ends are inserted into the waste gas treatment box (13) in a sealing mode, the air extraction pump (18) is arranged on the air duct (17) and is communicated with the air outlet pipe, and the backflow prevention component is arranged on the air duct (17) and is located below the air extraction pump (18).
3. A volatile substance dispensing device according to claim 2, wherein: the backflow prevention assembly comprises a check valve (19) and an air guide cover (20), wherein the check valve (19) is arranged on the air guide pipe (17), and the air guide cover (20) is positioned in the waste gas treatment box (13) and is fixed at the air outlet end of the air guide pipe (17).
4. A volatile substance dispensing device according to claim 1, wherein: the top of the dispensing barrel (1) is sealed and embedded with a sealing cover (2) through an opening.
5. A volatile substance dispensing device according to claim 1, wherein: the top of the waste gas treatment box (13) is fixedly provided with a liquid inlet pipe (15) communicated with the waste gas treatment box, the liquid inlet pipe (15) is covered with a cover, a liquid discharge pipe (14) communicated with the waste gas treatment box (13) is fixed below the outer wall of the waste gas treatment box, and a valve (16) is arranged on the liquid discharge pipe (14).
6. A volatile substance dispensing device according to claim 1, wherein: the utility model discloses a medicine dispensing barrel, including medicine dispensing barrel (1), motor (5), sealed cowling (9) are fixed with in motor (5) top central authorities, sealed cowling (9) bottom is fixed in medicine dispensing barrel (1) top, motor (5) output is fixed with puddler (6), puddler (6) lower extreme runs through medicine dispensing barrel (1) top and extends to its inside below, and puddler (6) outer wall is fixed with a plurality of blades (7).
7. A volatile substance dispensing device according to claim 3, wherein: the air guide cover (20) is umbrella-shaped, and the bottom area of the air guide cover (20) is slightly smaller than the inner bottom area of the waste gas treatment box (13).
8. A volatile substance dispensing device according to claim 1, wherein: the outer walls of the dispensing barrel (1) and the waste gas treatment box (13) are respectively and hermetically embedded with a liquid level observation window (21) through openings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322647113.8U CN220779953U (en) | 2023-09-27 | 2023-09-27 | Dispensing device for volatile substances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322647113.8U CN220779953U (en) | 2023-09-27 | 2023-09-27 | Dispensing device for volatile substances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220779953U true CN220779953U (en) | 2024-04-16 |
Family
ID=90635587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322647113.8U Active CN220779953U (en) | 2023-09-27 | 2023-09-27 | Dispensing device for volatile substances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220779953U (en) |
-
2023
- 2023-09-27 CN CN202322647113.8U patent/CN220779953U/en active Active
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