CN113499670A - Automatic anti-freezing spraying device suitable for north - Google Patents
Automatic anti-freezing spraying device suitable for north Download PDFInfo
- Publication number
- CN113499670A CN113499670A CN202110979234.5A CN202110979234A CN113499670A CN 113499670 A CN113499670 A CN 113499670A CN 202110979234 A CN202110979234 A CN 202110979234A CN 113499670 A CN113499670 A CN 113499670A
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- Prior art keywords
- spray
- water pump
- spraying
- water tank
- pipeline
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000005507 spraying Methods 0.000 title claims abstract description 31
- 238000007710 freezing Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 239000007921 spray Substances 0.000 claims abstract description 56
- 239000007788 liquid Substances 0.000 claims description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 239000002912 waste gas Substances 0.000 claims description 5
- 208000001034 Frostbite Diseases 0.000 claims description 3
- 238000006386 neutralization reaction Methods 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 230000002528 anti-freeze Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 4
- 239000013589 supplement Substances 0.000 description 3
- 239000002253 acid Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nozzles (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The invention relates to an automatic anti-freezing spray device suitable for the north, which comprises a spray tower box body, a water pump and a water tank, wherein the water pump and the water tank are arranged in the spray tower box body, the automatic anti-freezing spray device further comprises a three-way pipe fitting arranged on an outlet pipeline of the water pump, the three-way pipe fitting is also respectively connected with a spray pipeline and a circulating pipeline, a spray electric valve and a water tank electric valve are respectively arranged on the spray pipeline and the circulating pipeline, a spray nozzle is arranged at the tail end of the spray pipeline, the tail end of the circulating pipeline is communicated with the water tank, and a temperature sensor and a control unit are arranged on the spray tower box body. The automatic antifreezing spraying device disclosed by the invention does not need to be attended by a special person, and has the remarkable characteristics of flexibility in use, energy consumption saving and no maintenance.
Description
Technical Field
The invention relates to a spraying device, in particular to an automatic anti-freezing spraying device suitable for the north.
Background
The spray tower is a hollow cylinder, the top of the spray tower is provided with a liquid sprayer, so that liquid is dispersed into fine liquid drops to descend, and gas contacts with the liquid drops in a counter-current mode to carry out mass transfer. The equipment has the advantages of simple structure, low cost and small gas pressure drop, is mainly used for absorbing soluble gas, and can also be used for gas washing.
The spray tower in the current market is antifreezing in winter, and basically adopts the circulation that the circulating water pump is started ceaselessly, and when a holiday has a rest, the circulating water pump of the spray tower is ceaselessly circulated after the exhaust fan is closed. When the spraying tower works again, the spraying tower is easy to damage due to no water in the water tank and at least the water pump idles. In addition, in cold northern areas, the wall of the spray tower is fully hung with ice slips, and if the circulating water pump of the spray tower is not started for circulation, the tower body of the spray tower is easily frozen.
Therefore, there is a need to develop a spray device suitable for the north to meet the anti-freezing requirement of the spray tower in the north.
Disclosure of Invention
The invention aims to provide an automatic anti-freezing spray device suitable for the north, aiming at the anti-freezing problem of a spray tower in the northern area during non-working time.
In order to achieve the purpose, the invention provides an automatic anti-freezing spray device suitable for the north, which comprises a spray tower box body, a water pump and a water tank, wherein the water pump and the water tank are arranged in the spray tower box body;
when the automatic anti-freezing spray device works, the control unit controls the water pump to be started, the electric valve of the water tank is closed, the electric valve of the spray tower is opened, the waste gas is introduced into the spray tower body through the air pipe, passes through the packing layer, is subjected to gas-liquid two-phase full contact absorption neutralization reaction with the sodium hydroxide absorption liquid, and is discharged into the atmosphere through the fan after being dehydrated and demisted by the demisting plate;
when the automatic anti-freezing spraying device is in non-working time, the control unit controls the water pump to be started, the electric valve of the water tank is opened, the electric valve of the spraying tank is closed, the control unit controls the water pump to be automatically started when the temperature sensor monitors that the temperature is lower than 3 ℃, and the control unit controls the water pump to be automatically stopped when the temperature sensor monitors that the temperature is higher than 5 ℃.
Preferably, the control unit is a single chip microcomputer control module or a PLC control module.
Based on the technical scheme, the invention has the advantages that:
the automatic anti-freezing spray device is provided with a tee joint at the outlet of a water pump of a spray tower, wherein one tee joint is communicated with a spray water pipe, the other tee joint is communicated with a water tank, and electric valves are respectively added for controlling. When the work is carried out, the water pump of the spray tower is started, the valve leading to the water tank is closed, and the valve leading to the spraying is opened. When the temperature is lower than 3 ℃, the water pump automatically starts circulation, only the circulating water in the tower body is circulated at the moment, and when the temperature is higher than 5 ℃, the water pump automatically cuts off the power supply. The automatic antifreezing spraying device disclosed by the invention does not need to be attended by a special person, and has the remarkable characteristics of flexibility in use, energy consumption saving and no maintenance.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic view of an automatic anti-freezing spray device.
Detailed Description
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
The invention provides an automatic anti-freezing spray device suitable for the north, which is shown in figure 1 and shows a preferred embodiment of the invention. The automatic antifreezing spraying device disclosed by the invention does not need to be attended by a special person, and has the remarkable characteristics of flexibility in use, energy consumption saving and no maintenance.
Specifically, automatic spray set prevents frostbite includes spray column box 1, sets up water pump 2 and water tank 4 in the spray column box 1, automatic spray set prevents frostbite still is including setting up tee bend pipe fitting on the 2 outlet pipeline of water pump, tee bend pipe fitting still links to each other with spray pipe 5, circulation pipeline 8 respectively, be equipped with respectively on spray pipe 5 and the circulation pipeline 8 and spray motorised valve 6, water tank motorised valve 7, the 5 end of spray pipe is equipped with the spray nozzle, 8 ends of circulation pipeline with water tank 4 is linked together, be equipped with temperature sensor 3 and the control unit on the spray column box 1.
Further, when the automatic anti-freezing spraying device works in the working time, the control unit controls the water pump 2 to be opened, the electric valve 7 of the water tank to be closed and the electric valve 6 of the spraying to be opened; when the automatic anti-freezing spraying device is in non-working time, the control unit controls the water pump 2 to be started, the electric valve 7 of the water tank to be opened, the electric valve 6 of the spraying tank to be closed, the control unit controls the water pump 2 to be automatically started when the temperature sensor 3 monitors that the temperature is lower than 3 ℃, and the control unit controls the water pump 2 to be automatically stopped when the temperature sensor 3 monitors that the temperature is higher than 5 ℃.
As shown in figure 1, a water pump 2 of the automatic anti-freezing spraying device adopts tap water for water supplement and adopts a liquid level water supplement valve 9 for automatic water supplement. Waste gas is introduced into the spray tower box body 1 through the air pipe, the waste gas and sodium hydroxide absorption liquid are subjected to gas-liquid two-phase full contact absorption neutralization reaction through the packing layer, and acid mist waste gas is purified and then is discharged into the atmosphere through the fan after being dehydrated and demisted by the demisting plate. The absorption liquid is pressurized by a water pump 2 at the bottom of a spray tower box body 1, then sprayed down at the top of the tower, and finally reflows to the bottom of the tower for recycling. The water pump 2 is placed above the water tank 4, the water tank 4 is welded on the spray tower box body 1, circulating water is arranged inside the spray tower box body 1 and in the water tank 4, and the liquid level height is 800 millimeters. The automatic anti-freezing spray device can be provided with water treatment equipment, and can be used for preventing freezing in an external heat preservation mode.
Preferably, the control unit is a single chip microcomputer control module or a PLC control module. The control unit is used as a core control module of the automatic anti-freezing spraying device, is connected with a temperature sensor, a water pump, an electric valve and other components, and can realize the full-automatic operation of the working process through a programming MCU module. Of course, the PLC control module can be adopted for programming control to realize full-automatic operation.
The automatic anti-freezing spray device is provided with a tee joint at the outlet of a water pump of a spray tower, wherein one tee joint is communicated with a spray water pipe, and the other tee joint is communicated with a water tank and is respectively controlled by an electric valve. When the water tank is closed, the valve leading to the water tank is opened, and the valve leading to the spraying is opened. When the temperature is lower than 3 ℃, the water pump automatically starts circulation, only the circulating water in the tower body is circulated at the moment, and when the temperature is higher than 5 ℃, the water pump automatically cuts off the power supply. The automatic antifreezing spraying device disclosed by the invention does not need to be attended by a special person, and has the remarkable characteristics of flexibility in use, energy consumption saving and no maintenance.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (2)
1. The utility model provides an automatic spray set that prevents frostbite suitable for north, is in including spray column box (1), setting water pump (2) and water tank (4) in the spray column box (1), its characterized in that: the automatic anti-freezing spraying device further comprises a three-way pipe arranged on an outlet pipeline of the water pump (2), the three-way pipe is further connected with a spraying pipeline (5) and a circulating pipeline (8) respectively, a spraying electric valve (6) and a water tank electric valve (7) are arranged on the spraying pipeline (5) and the circulating pipeline (8) respectively, a spraying nozzle is arranged at the tail end of the spraying pipeline (5), the tail end of the circulating pipeline (8) is communicated with the water tank (4), and a temperature sensor (3) and a control unit are arranged on the spraying tower box body (1);
when the automatic anti-freezing spraying device works in working time, the control unit controls the water pump (2) to be opened, the electric valve (7) of the water tank to be closed, and the electric valve (6) for spraying to be opened; waste gas is introduced into a spray tower box body (1) through an air pipe, passes through a packing layer, is subjected to gas-liquid two-phase full contact absorption neutralization reaction with sodium hydroxide absorption liquid, is dehydrated and demisted through a demisting plate and is discharged into the atmosphere through a fan;
when the automatic anti-freezing spraying device is in non-working time, the control unit controls the water pump (2) to be started, the electric valve (7) of the water tank to be opened, the electric valve (6) of the spraying device is closed, the control unit controls the water pump (2) to be automatically started when the temperature sensor (3) monitors that the temperature is lower than 3 ℃, and the control unit controls the water pump (2) to be automatically stopped when the temperature sensor (3) monitors that the temperature is higher than 5 ℃.
2. The automatic antifreeze spray apparatus of claim 1, wherein: the control unit is a single chip microcomputer control module or a PLC control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110979234.5A CN113499670A (en) | 2021-08-25 | 2021-08-25 | Automatic anti-freezing spraying device suitable for north |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110979234.5A CN113499670A (en) | 2021-08-25 | 2021-08-25 | Automatic anti-freezing spraying device suitable for north |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113499670A true CN113499670A (en) | 2021-10-15 |
Family
ID=78016201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110979234.5A Pending CN113499670A (en) | 2021-08-25 | 2021-08-25 | Automatic anti-freezing spraying device suitable for north |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113499670A (en) |
Citations (18)
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|---|---|---|---|---|
| GB1528255A (en) * | 1975-05-05 | 1978-10-11 | Lerner B | Liquid-gas contacting apparatus |
| EP0499664A1 (en) * | 1991-02-20 | 1992-08-26 | WIBAU Maschinen GmbH & Co. KG | Chemical-physical cleaning process of waste gas from asphalt mixing plants |
| CN2807182Y (en) * | 2005-07-05 | 2006-08-16 | 万杰集团有限责任公司 | Auxiliary cooling device for cooling tower |
| CN200946990Y (en) * | 2006-08-09 | 2007-09-12 | 周自平 | Cooling tower with antifreezing function |
| CN202947530U (en) * | 2012-11-22 | 2013-05-22 | 宁波思创水冷机械有限公司 | Automatic anti-freezing closed cooling tower |
| CN103353242A (en) * | 2013-07-10 | 2013-10-16 | 天津大学 | Temperature-controllable dry and wet-open and closed integrated cooling tower system |
| CN103591814A (en) * | 2013-11-29 | 2014-02-19 | 大唐太原第二热电厂 | Anti-freezing apparatus for air cooling tower system of indirect air cooling unit |
| CN205537192U (en) * | 2016-04-08 | 2016-08-31 | 仓敏伟 | Heating cycle protection system is split to automatic preventing frostbite of closed cooling tower |
| CN106123406A (en) * | 2016-08-06 | 2016-11-16 | 山东省北斗制冷设备有限公司 | The inside and outside few water consumption of combination water spray is without dirt energy-saving condenser |
| CN205815393U (en) * | 2016-06-29 | 2016-12-21 | 山东昊威环保科技有限公司 | Highly effective integration spray column |
| CN208012406U (en) * | 2018-02-28 | 2018-10-26 | 山东盛宝传热科技有限公司 | A kind of backflow-type closed heat source tower |
| CN208082200U (en) * | 2018-02-09 | 2018-11-13 | 绍兴金冶环保科技有限公司 | A kind of etching solution work shop appliance has the acid fog absorption tower of antifreeze function |
| CN208254267U (en) * | 2018-04-21 | 2018-12-18 | 宁波复卿环保科技有限公司 | A kind of spray column defroster |
| CN209828577U (en) * | 2019-04-15 | 2019-12-24 | 厦门冉能环保科技有限公司 | Rotational flow plate tower |
| CN211024910U (en) * | 2019-08-20 | 2020-07-17 | 合肥科大立安安全技术有限责任公司 | Automatically cleaning circulation flow formula fire water tank |
| CN211864468U (en) * | 2019-12-30 | 2020-11-06 | 葫芦岛市宏峰碳素制品有限公司 | Spray tower freeze-proof device |
| CN212492358U (en) * | 2020-06-01 | 2021-02-09 | 天津达芸科技有限公司 | Intelligent control system based on HART protocol |
| CN112460711A (en) * | 2020-12-16 | 2021-03-09 | 珠海格力电器股份有限公司 | Water chilling unit control method and device and water chilling unit |
-
2021
- 2021-08-25 CN CN202110979234.5A patent/CN113499670A/en active Pending
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1528255A (en) * | 1975-05-05 | 1978-10-11 | Lerner B | Liquid-gas contacting apparatus |
| EP0499664A1 (en) * | 1991-02-20 | 1992-08-26 | WIBAU Maschinen GmbH & Co. KG | Chemical-physical cleaning process of waste gas from asphalt mixing plants |
| CN2807182Y (en) * | 2005-07-05 | 2006-08-16 | 万杰集团有限责任公司 | Auxiliary cooling device for cooling tower |
| CN200946990Y (en) * | 2006-08-09 | 2007-09-12 | 周自平 | Cooling tower with antifreezing function |
| CN202947530U (en) * | 2012-11-22 | 2013-05-22 | 宁波思创水冷机械有限公司 | Automatic anti-freezing closed cooling tower |
| CN103353242A (en) * | 2013-07-10 | 2013-10-16 | 天津大学 | Temperature-controllable dry and wet-open and closed integrated cooling tower system |
| CN103591814A (en) * | 2013-11-29 | 2014-02-19 | 大唐太原第二热电厂 | Anti-freezing apparatus for air cooling tower system of indirect air cooling unit |
| CN205537192U (en) * | 2016-04-08 | 2016-08-31 | 仓敏伟 | Heating cycle protection system is split to automatic preventing frostbite of closed cooling tower |
| CN205815393U (en) * | 2016-06-29 | 2016-12-21 | 山东昊威环保科技有限公司 | Highly effective integration spray column |
| CN106123406A (en) * | 2016-08-06 | 2016-11-16 | 山东省北斗制冷设备有限公司 | The inside and outside few water consumption of combination water spray is without dirt energy-saving condenser |
| CN208082200U (en) * | 2018-02-09 | 2018-11-13 | 绍兴金冶环保科技有限公司 | A kind of etching solution work shop appliance has the acid fog absorption tower of antifreeze function |
| CN208012406U (en) * | 2018-02-28 | 2018-10-26 | 山东盛宝传热科技有限公司 | A kind of backflow-type closed heat source tower |
| CN208254267U (en) * | 2018-04-21 | 2018-12-18 | 宁波复卿环保科技有限公司 | A kind of spray column defroster |
| CN209828577U (en) * | 2019-04-15 | 2019-12-24 | 厦门冉能环保科技有限公司 | Rotational flow plate tower |
| CN211024910U (en) * | 2019-08-20 | 2020-07-17 | 合肥科大立安安全技术有限责任公司 | Automatically cleaning circulation flow formula fire water tank |
| CN211864468U (en) * | 2019-12-30 | 2020-11-06 | 葫芦岛市宏峰碳素制品有限公司 | Spray tower freeze-proof device |
| CN212492358U (en) * | 2020-06-01 | 2021-02-09 | 天津达芸科技有限公司 | Intelligent control system based on HART protocol |
| CN112460711A (en) * | 2020-12-16 | 2021-03-09 | 珠海格力电器股份有限公司 | Water chilling unit control method and device and water chilling unit |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20211015 |