CN117019800A - A cleaning device for chemical tanks - Google Patents
A cleaning device for chemical tanks Download PDFInfo
- Publication number
- CN117019800A CN117019800A CN202311028223.4A CN202311028223A CN117019800A CN 117019800 A CN117019800 A CN 117019800A CN 202311028223 A CN202311028223 A CN 202311028223A CN 117019800 A CN117019800 A CN 117019800A
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- Prior art keywords
- suction
- box
- wall
- way valve
- splash guard
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/093—Cleaning containers, e.g. tanks by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2209/00—Details of machines or methods for cleaning hollow articles
- B08B2209/08—Details of machines or methods for cleaning containers, e.g. tanks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
本发明公开了一种用于化工罐的清洗装置，包括罐体，以及通过抬高杆放置在罐体内侧壁的喷枪体，喷枪体喷头端外围环形套设有防溅罩，通过按键组驱动上部吸入板盒对应的主三通阀、副三通阀的换向，同时启动连接外置电源的气泵体，气泵体排气端排出部分空气通过副支气管、导气道排入至波纹伸缩管内，波纹伸缩管充气膨胀，最终带动吸入板盒朝罐体内壁贴近，同时随着吸入板盒的外移，在衔接杆的作用下带动条板刮对防溅罩内环壁部分区域进行污渍清理，且气泵体吸气端依次通过上部的主支气管、吸气弧板、吸入板盒和吸入孔并对清洗区域产生的飞溅水颗粒进行吸入，能够对飞溅出来的雾化水颗粒进行处理，以提高化工罐内的清洗视野。
The invention discloses a cleaning device for chemical tanks, which includes a tank body and a spray gun body placed on the inner wall of the tank body through a lifting rod. The main three-way valve and the auxiliary three-way valve corresponding to the upper suction plate box are reversed, and the air pump body connected to the external power supply is started at the same time. Part of the air discharged from the exhaust end of the air pump body is discharged into the corrugated telescopic tube through the auxiliary bronchus and air guide duct. , the corrugated telescopic tube inflates and expands, and finally drives the suction plate and box closer to the inner wall of the tank. At the same time, as the suction plate and box moves outward, under the action of the connecting rod, the strip scraper is driven to clean part of the inner ring wall of the splash guard. , and the suction end of the air pump body passes through the upper main bronchus, suction arc plate, suction plate box and suction hole in sequence and inhales the splash water particles generated in the cleaning area, which can process the splashed atomized water particles. Improve the cleaning vision inside the chemical tank.
Description
Technical Field
The invention belongs to the technical field of tank cleaning, and particularly relates to a cleaning device for a chemical tank.
Background
For a large chemical tank, residues on the inner wall of the large chemical tank need to be cleaned regularly, for example, a chemical tank with a large diameter, after medium in the chemical tank is emptied and pre-cleaned, cleaning staff need to enter the chemical tank through a population and clean the chemical tank through a spray gun, the spray gun sprays cleaning liquid onto the inner wall of the chemical tank in a high-pressure mode under the action of an external air source or a water pump to clean the chemical tank, in actual operation, a cleaning worker can increase the cleaning height of the spray gun by means of a lifting rod, and meanwhile, in order to facilitate the residues on the tank wall to be removed, a certain included angle is needed between a cleaning liquid column sprayed out of the spray gun and the tank wall, so that a large amount of atomized water vapor is generated due to high-speed collision between the cleaning liquid sprayed out of the spray gun and the tank wall in the cleaning process, the field of view inside the chemical tank is poor, and the cleaning worker is inconvenient to observe the residues in the area to be cleaned of the tank wall;
for example, chinese patent publication No. CN207770419U discloses a portable tank cleaning device, comprising: a housing; the driving assembly comprises a driving motor and a driving rod, one end of the driving rod is connected with an output shaft of the driving motor through a coupler, and the driving motor is arranged in the shell; the cleaning assembly comprises two cleaning rods and a rod seat, each cleaning rod is the same telescopic rod, one end of each first telescopic rod is a telescopic end, the other end of each first telescopic rod is a fixed end, the telescopic end is provided with a cleaning brush, the fixed ends are fixed on the rod seat, the rod seat is detachably connected with the other end of the driving rod, and the cleaning assembly can extend into the tank body; the support component is used for allowing the driving rod to pass through and supporting the driving rod, and acts on the tank opening of the tank body; a splash guard is arranged on the shell, and a cleaning assembly used for extending into the tank body is arranged after an output shaft of the driving motor penetrates through the splash guard.
However, the above scheme has the following disadvantages: although the setting through splash guard in above-mentioned patent document stops the atomized water granule that will splash out, atomized water granule still can be at the inside diffusion of chemical industry jar, influences and washs the field of vision, how to make further improvement to splash guard, can handle the atomized water granule that splashes out to improve the washing field of vision in the chemical industry jar.
Disclosure of Invention
The invention aims to provide a cleaning device for a chemical tank, which solves the problems in the prior art through the arrangement of a suction plate box and a filter box.
In order to achieve the above purpose, the present invention provides the following technical solutions: a belt cleaning device for chemical industry jar, includes the jar body to and place the spray gun body at jar internal lateral wall through raising the pole, spray gun body shower nozzle end peripheral annular cover is equipped with the splash guard, the upper and lower part all is equipped with the storage tank, and storage tank open end activity is provided with the suction plate box, and storage tank inside is provided with extrapolating the subassembly and is used for ejecting into the suction plate box towards jar internal lateral wall, the suction hole has been laid to suction plate box inner wall bottom, and suction plate box air outlet end is connected with the filter box and is used for filtering dust, the atomized water granule that the suction gas was carried, just the filter box exhaust end is connected with external air pump body air suction end.
Preferably, the spray gun body is connected with an external liquid storage tank with a liquid discharge pump, the splash guard is of a horn-shaped structure, and when the spray gun body is inclined upwards or downwards, the push-out assembly at the corresponding position pushes the suction plate box at the upper part or the lower part to push out and be close to the inner side wall of the tank body.
Preferably, the inner wall bottom of the storage tank is provided with a gas guide channel, the push-out assembly comprises a corrugated telescopic pipe which is arranged inside the storage tank and communicated with the gas guide channel, the top end of the corrugated telescopic pipe is fixedly connected with the suction plate box, a slat which is contacted with the inner annular wall of the splash guard is arranged on the bottom end face wall of the outer side of the suction plate box, a return spring sleeve rod is fixedly arranged on the inner annular wall of the splash guard, the return spring sleeve rod slides and penetrates through the slat to scrape, the corrugated telescopic pipe is extended and pushed to move outwards by the gas guide channel, and meanwhile, the slat scrapes sundries along the inner annular wall of the splash guard against the spring force of the return spring sleeve rod.
Preferably, the outer wall of the extending end of the suction plate box is communicated with an air suction arc plate, the air suction end and the partial air discharge end of the external air pump body are respectively connected with a main three-way valve and an auxiliary three-way valve through air guide pipes, the main air suction ends at two positions on the main three-way valve are respectively connected with the upper part and the lower part of the splash guard, the air suction arc plate is connected with the main air pipe, the auxiliary three-way valve is respectively communicated with the air guide pipes at the upper part and the lower part of the splash guard, and the main air pipe and the auxiliary air pipe at the single side part are simultaneously controlled by opening and closing.
Preferably, a key set is preset on the spray gun body and used for controlling the opening and closing of the main three-way valve and the auxiliary three-way valve, and a connecting rod is arranged between the slat scraper and the suction plate box.
Preferably, the filter box is internally provided with a filter screen plate and a waterproof and breathable film in sequence, and a liquid drain channel is arranged between the filter screen plate and the waterproof and breathable film at the bottom end of the inner wall of the filter box, and the liquid drain end of the liquid drain channel is connected with a cleaning liquid flow channel in the spray gun body through a one-way valve.
Compared with the prior art, the invention has the beneficial effects that:
1. the main three-way valve and the auxiliary three-way valve corresponding to the upper suction plate box are driven by the key set, the air pump body connected with an external power supply is started at the same time, partial air discharged from the air discharge end of the air pump body is discharged into the corrugated telescopic pipe through the auxiliary bronchus and the air guide channel, the corrugated telescopic pipe is inflated and overcomes the reverse spring force generated by the return spring sleeve rod, the suction plate box is finally driven to be close to the inner wall of the tank body, meanwhile, the slat scraper is driven to clean stains on the partial area of the inner annular wall of the splash guard along with the outward movement of the suction plate box under the action of the connecting rod, and the air suction end of the air pump body sequentially passes through the main bronchus, the suction arc plate, the suction plate box and the suction hole at the upper part and sucks splashed water particles generated in the cleaning area, so that the splashed atomized water particles can be treated, and the cleaning field in the chemical tank can be improved;
2. the inhaled splashed water particles finally enter the filter box and are subjected to secondary filtration by the filter screen plate and the waterproof breathable film in sequence, the filter screen plate filters particles in inhaled gas to fix impurities, the waterproof breathable film blocks the particles and water drops, and the water drops finally enter the inner flow passage of the spray gun body through the liquid drain passage and the one-way valve for recycling.
Drawings
FIG. 1 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 2 is a partial schematic view of the filter cartridge region of FIG. 1;
FIG. 3 is a partial schematic view of the suction plate box area of FIG. 1;
FIG. 4 is a schematic view showing the extension of the suction box of FIG. 3 with the splash guard tilted from the inner wall of the canister;
FIG. 5 is a schematic view of the splash guard of the present invention in half cross-section;
fig. 6 is a partial schematic view of the suction plate box area of fig. 5.
In the figure: 1. lifting the rod; 2. a spray gun body; 3. a splash guard; 4. a storage groove; 5. a suction plate case; 6. a suction hole; 7. a filter box; 8. a gas pump body; 9. a liquid storage tank; 10. an air duct; 11. corrugated telescopic pipe; 12. scraping the slat; 13. a return spring sleeve rod; 14. an air suction arc plate; 15. a main three-way valve; 16. an auxiliary three-way valve; 17. a main bronchus; 18. a secondary bronchus; 19. a key set; 20. a connecting rod; 21. a filter screen plate; 22. a waterproof breathable film; 23. a drain; 24. a one-way valve; 101. a tank body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
embodiment one:
the utility model provides a belt cleaning device for chemical industry jar, including a jar body 101, preset population on the jar body 101, be used for clearing up the workman and get into, and place the spray gun body 2 at jar body 101 inside wall through raising pole 1, raise pole 1 by the montant and preset the sleeve piece at spray gun body 2 lateral wall and constitute, preset the screw hole on sleeve piece lateral wall, threaded hole cooperation has inserted fixing bolt, the montant runs through the sleeve piece, fix the montant through tightening fixing bolt, spray gun body 2 is the high-pressure squirt among the prior art, can spout the washing liquid with high pressure mode and wash the residue on the jar body 101 inner wall, do not make in detail, spray gun body 2 shower nozzle end periphery ring cover is equipped with splash guard 3, splash guard 3 upper and lower parts all are equipped with storage tank 4, the storage tank 4 is of an arc-shaped groove structure, the suction plate box 5 is movably arranged at the opening end of the storage tank 4, a cavity for containing gas circulation is formed in the suction plate box 5, an extrapolation component is arranged in the storage tank 4 and used for jacking the suction plate box 5 towards the inner side wall of the tank body 101, the suction hole 6 is arranged at the bottom end of the inner wall of the suction plate box 5, the air outlet end of the suction plate box 5 is connected with the filter box 7 and used for filtering dust and atomized water particles entrained by suction gas, the air outlet end of the filter box 7 is connected with the air inlet end of the external gas pump body 8, the gas pump body 8 is selected to be a FKY8006A type air pump produced by Duhai technology limited company, and the specification power of the gas pump body 8 is adjusted adaptively according to actual needs.
Embodiment two:
on the basis of the first embodiment, further explanation is provided that the spray gun body 2 is connected with an external liquid storage tank 9 with a liquid discharge pump, the liquid storage tank 9 is internally stored with a cleaning liquid, the cleaning liquid is adaptively adjusted and replaced according to the type of storage medium in the tank 101, the splash guard 3 is of a horn-shaped structure, atomized water particles generated at the spray head end of the spray gun body 2 are conveniently and preliminarily shielded, and when the spray gun body 2 is inclined upwards or downwards, as shown in fig. 4, an extrapolation component at a corresponding position pushes the upper or lower suction plate box 5 to eject and be close to the inner side wall of the tank 101.
Embodiment III:
further describing on the basis of the first embodiment, the bottom end of the inner wall of the accommodating groove 4 is provided with the air guide channel 10, the push-out assembly comprises a corrugated telescopic pipe 11 which is arranged inside the accommodating groove 4 and is communicated with the air guide channel 10, the corrugated telescopic pipe 11 is made of PVC material and has length retractility, the top end of the corrugated telescopic pipe 11 is fixedly connected with the suction box 5, the bottom end surface wall of the outer side of the suction box 5 is provided with a slat scraper 12 which is contacted with the inner annular wall of the splash guard 3, the outer surface of the slat scraper 12 is an arc-shaped surface which is jointed with the inner annular wall of the splash guard 3, the outer surface of the slat scraper 12 is adhered with silicon rubber and is used for scraping dirt on the inner annular wall of the splash guard 3, a reset spring sleeve 13 is fixedly arranged on the inner annular wall of the splash guard 3, a perforation is preset on the slat scraper 12, the reset spring sleeve 13 penetrates through the perforation on the slat scraper 12 in a sliding mode, the reset spring sleeve 13 generates reset thrust towards the left side to the slat scraper 12, and further indirectly generates thrust inserted into the side of the accommodating groove 4 to the suction box 5, the corrugated telescopic pipe 11 is extended and pushes the suction box 5 to the outside through the air guide channel 10, and meanwhile, the reset spring sleeve 13 is pushed out along the inner annular wall of the splash guard 3.
Embodiment four:
on the basis of the third embodiment, the outer wall of the extending end of the suction plate box 5 is communicated with and provided with a suction arc plate 14, the suction arc plate 14 is used for generating suction with a large range of openings in the suction plate box 5, centralized treatment of sucked gas in the suction plate box 5 is facilitated, the suction end and part of the exhaust end of the external gas pump body 8 are respectively connected with a main three-way valve 15 and a secondary three-way valve 16 through gas guide pipes, the main three-way valve 15 and the secondary three-way valve 16 are all DHG51 type one-inlet two-outlet reversing valves produced by Hangzhou Du Huoer automation technology, the power supply control ends of the main three-way valve 15 and the secondary three-way valve 16 are connected with the upper controller end of the spray gun body 2, a main gas pipe 17 is connected between the two-position suction ends of the main three-way valve 15 and the suction arc plate 14 at the upper part and the lower part of the spray hood 3, a secondary branch gas pipe 18 is respectively communicated between the two-position exhaust ends of the secondary three-way valve 16 and the gas guide pipes 10 at the upper part and the lower part of the spray hood 3, the main three-way valve 17 and the auxiliary branch gas pipes 18 are simultaneously opened and closed, and controlled by opening and closing the control of the main three-way valve 15 and the auxiliary branch gas pipes 18, and the extending ends of the main three-way valve 15 and the main three-way valve 16 can be controlled to extend out the upper part of the spray hood 5 and control the air pump body 5 through the control ends of the main three-way valve and the control valve 3;
the spray gun body 2 is provided with a key set 19 in advance and used for controlling the opening and closing of the main three-way valve 15 and the auxiliary three-way valve 16, the key set 19 is connected with a controller end on the spray gun body 2, the installation position of the key set 19 can be adjusted on the lifting rod 1 in a wired connection mode, the control of the spray gun body 2 in a lifting state is facilitated, the key set 19 is divided into an upper button and a lower button, the upper button and the lower button are respectively used for controlling the extension of the suction plate box 5 at the upper part and the lower part of the splash guard 3, a connecting rod 20 is arranged between the slat scraper 12 and the suction plate box 5, and the movement stroke of the slat scraper 12 on the inner annular wall of the splash guard 3 can be realized by the arrangement of the connecting rod 20, so that the slat scraper 12 can clean stains on the inner annular wall of the splash guard 3 conveniently;
the filter box 7 is inside to have set gradually filter screen plate 21 and waterproof ventilated membrane 22, filter screen plate 21 and waterproof ventilated membrane 22 are detachable design, be convenient for follow-up washing and change, waterproof ventilated membrane 22 is spun by PP non-woven fabrics, PE polymer ventilated membrane and PP spun non-woven fabrics complex form, for prior art mature product, do not repeated, waterproof ventilated membrane 22 is just filter box 7 inner wall bottom is located and is equipped with fluid-discharge channel 23 between filter screen plate 21 and the waterproof ventilated membrane 22 simultaneously, fluid-discharge channel 23 flowing back end passes through check valve 24 with the inside washing liquid runner of spray gun body 2 and is connected, check valve 24's setting can make the washing liquid circulation that filters down in the fluid-discharge channel 23 get into spray gun body 2 inside carry out recycle, reduce the total use of washing liquid, more environmental protection.
In another embodiment: the arrangement of the main three-way valve 15 and the auxiliary three-way valve 16 is canceled, when the air pump body 8 works, partial air discharged from the air discharge end of the air pump body 8 is discharged into the corrugated telescopic pipe 11 through the main air pipe 17, the auxiliary air pipe 18 and the air guide pipe 10, the corrugated telescopic pipe 11 is inflated and overcomes the reverse spring force generated by the return spring sleeve rod 13, and finally the suction plate box 5 at the upper part and the lower part is driven to be close to the inner wall of the tank body 101, so that the treatment effect on splashed water particles is better.
The working principle is as follows: when the spray gun body 2 washes the tank body 101 at a high position by the lifting rod 1 at an inclined angle, the suction plate box 5 at the upper and lower parts is stretched out to be adjusted according to whether the inclined angle of the spray gun body 2 is upward or downward, specifically, when the inclined angle of the spray gun body 2 is upward, an operator only needs to drive the main three-way valve 15 and the auxiliary three-way valve 16 corresponding to the suction plate box 5 at the upper part to change direction by the key group 19, simultaneously, the air pump body 8 connected with an external power supply is started, the air at the exhaust end of the air pump body 8 is discharged into the corrugated expansion pipe 11 through the auxiliary bronchus 18 and the air guide channel 10, the corrugated expansion pipe 11 is inflated to expand and overcome the reverse spring force generated by the return spring sleeve 13, and finally the suction plate box 5 is driven to be close to the inner wall of the tank body 101, and when the air pump body 8 is closed, the suction plate box 5 is driven to be accommodated in the accommodating groove 4 by the scraping 12 and the connecting rod 20 sequentially under the action of the return spring sleeve 13 because the suction plate box 5 loses the expansion support of the corrugated expansion pipe 11; a step of
Along with the outward movement of the suction plate box 5, the slat scraper 12 is driven to clean stains on a part of the inner annular wall area of the splash guard 3 under the action of the connecting rod 20, and the suction end of the air pump body 8 sequentially passes through the main air pipe 17, the suction arc plate 14, the suction plate box 5 and the suction hole 6 at the upper part and sucks the splashed water particles generated in the cleaning area, the sucked splashed water particles finally enter the filter box 7 to be sequentially filtered by the filter screen plate 21 and the waterproof breathable film 22 for the second time, the filter screen plate 21 filters the particles in the sucked gas to fix impurities, the waterproof breathable film 22 blocks the particle water drops, and the water drops finally enter the inner runner of the spray gun body 2 through the liquid drain 23 and the one-way valve 24 for recycling, so that the splashed atomized water particles can be treated, and the cleaning field of the tank body 101 is improved.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (6)
1. A belt cleaning device for chemical industry jar includes the jar body to and place the spray gun body at jar internal lateral wall through raising the pole, spray gun body shower nozzle end peripheral ring cover is equipped with splash guard, its characterized in that: the splash guard upper and lower parts all are equipped with the storage tank, and storage tank open end activity is provided with the suction plate box, and the storage tank is inside to be provided with extrapolating the subassembly and be used for ejecting into the suction plate box towards jar internal side wall, the suction hole has been laid to suction plate box inner wall bottom, and suction plate box gives vent to anger the end and is connected with the filtration box and be used for filtering dust, the atomized water granule that the suction gas was carried, just the filtration box exhaust end is connected with external air pump body suction end.
2. A cleaning device for chemical tanks according to claim 1, characterized in that: the spray gun body is connected with an external liquid storage tank with a liquid discharge pump, the splash guard is of a horn-shaped structure, and when the spray gun body is inclined upwards or downwards, the push-out assembly at the corresponding position pushes the suction plate box at the upper part or the lower part to push out and be close to the inner side wall of the tank body.
3. A cleaning device for chemical tanks according to claim 2, characterized in that: the utility model discloses a splash guard inner ring wall, including the subassembly that pushes away, take in inslot wall bottom is equipped with the air duct, push out the subassembly including setting up at the inslot portion and with the ripple flexible pipe that the air duct is linked together, ripple flexible pipe top and suction box fixed connection, be provided with on the suction box outside bottom face wall and scrape with the slat that the splash guard inner ring wall contacted, and fixed being provided with reset spring loop bar on the splash guard inner ring wall, and reset spring loop bar slip runs through in the slat and scrape, through the air duct fills gas and makes ripple flexible pipe extension and promote suction box and move outward, makes the slat scrape and overcomes reset spring loop bar spring force and carry out debris scraping on the splash guard inner ring wall simultaneously.
4. A cleaning device for chemical tanks according to claim 3, characterized in that: the outer wall of the extending end of the suction plate box is communicated with a suction arc plate, suction ends and partial exhaust ends of the external air pump body are respectively connected with a main three-way valve and an auxiliary three-way valve through air ducts, the main three-way valve is provided with two suction ends and the upper part and the lower part of the splash guard, the suction arc plate is connected with the main air ducts, the auxiliary three-way valve is provided with the auxiliary bronchus in a communicating manner with the air ducts of the upper part and the lower part of the splash guard, and the main air ducts and the auxiliary bronchus which are positioned on the single side part are controlled to be opened and closed simultaneously.
5. A cleaning device for chemical tanks in accordance with claim 4 wherein: the spray gun body is provided with a key set in advance and used for controlling the opening and closing of the main three-way valve and the auxiliary three-way valve, and a connecting rod is arranged between the slat scraper and the suction plate box.
6. A cleaning device for chemical tanks according to claim 1, characterized in that: the filter box is characterized in that a filter screen plate and a waterproof breathable film are sequentially arranged inside the filter box, a liquid drain channel is arranged between the filter screen plate and the waterproof breathable film at the bottom end of the inner wall of the filter box, and the liquid drain end of the liquid drain channel is connected with a cleaning liquid flow channel inside the spray gun body through a one-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311028223.4A CN117019800A (en) | 2023-08-15 | 2023-08-15 | A cleaning device for chemical tanks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311028223.4A CN117019800A (en) | 2023-08-15 | 2023-08-15 | A cleaning device for chemical tanks |
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| Publication Number | Publication Date |
|---|---|
| CN117019800A true CN117019800A (en) | 2023-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311028223.4A Pending CN117019800A (en) | 2023-08-15 | 2023-08-15 | A cleaning device for chemical tanks |
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| Country | Link |
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| CN (1) | CN117019800A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118122730A (en) * | 2024-04-29 | 2024-06-04 | 浙江大学 | Septic tank cleaning device |
| CN120094903A (en) * | 2025-05-07 | 2025-06-06 | 广东省农业科学院动物科学研究所 | An intelligent pig farm deodorization water curtain biofilm cleaning system |
| CN120094903B (en) * | 2025-05-07 | 2025-07-04 | 广东省农业科学院动物科学研究所 | An intelligent pig farm deodorization water curtain biofilm cleaning system |
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