阅读说明：本技术 一种废气净化装置及其使用方法 (Waste gas purification device and use method thereof ) 是由 童磊 于 2021-08-13 设计创作，主要内容包括：本发明涉及废气净化技术领域,尤其涉及一种废气净化装置及其使用方法。本发明要解决的技术问题是废气中的颗粒杂质无法单独分离保证药液的正常循环、气体脱硫效果较差和活性炭脱附循环使用且更换不便。为了解决上述技术的问题,本发明提供了一种废气净化装置,本发明由除杂机构、喷淋机构和过滤机构组成,本发明通过除杂塔和除杂板的配合,使气体中较大的颗粒杂质截留于除杂板的下方,并通过电机和毛刷的配合定期对除杂板进行清理,使颗粒杂质可集中与除杂塔底部集中处理,提高气体净化程度的同时避免装置内部的频繁清理,从而减轻工作强度,通过螺旋管使废气在喷淋塔内盘旋截留延长接触时间,对其降温的同时提高了废气的净化程度。(The invention relates to the technical field of waste gas purification, in particular to a waste gas purification device and a using method thereof. The invention aims to solve the technical problems that particle impurities in waste gas cannot be separated independently to ensure normal circulation of liquid medicine, the gas desulfurization effect is poor, and activated carbon is desorbed, recycled and inconvenient to replace. In order to solve the technical problems, the invention provides a waste gas purification device which comprises an impurity removal mechanism, a spraying mechanism and a filtering mechanism, wherein large particle impurities in gas are trapped below an impurity removal plate through the cooperation of an impurity removal tower and the impurity removal plate, the impurity removal plate is periodically cleaned through the cooperation of a motor and a brush, the particle impurities can be intensively treated with the bottom of the impurity removal tower, the frequent cleaning in the device is avoided while the gas purification degree is improved, the working strength is reduced, the waste gas is spirally trapped in the spraying tower through a spiral pipe, the contact time is prolonged, and the purification degree of the waste gas is improved while the waste gas is cooled.)

1. An exhaust gas purification device, includes edulcoration mechanism (1), its characterized in that: the impurity removing mechanism (1) comprises an impurity removing tower (101), the impurity removing tower (101) is fixedly connected to the bottom of the first electronic valve (2), one side and the bottom of the impurity removing tower (101) are respectively and fixedly connected with an air inlet pipe (102) and a first row of impurity pipe valves (103) which are communicated with the inside of the impurity removing tower, one side, opposite to the inner wall of the impurity removing tower (101), is respectively and fixedly connected with a protection box (104) and an impurity removing plate (105), a motor (106) is fixedly connected in the protection box (104), the bottom end of the motor (106) penetrates through the protection box (104) and is fixedly connected with the top end of a brush (107) below the protection box, the impurity removing plate (105) is movably sleeved on one side, opposite to the inner wall of the brush (107), the impurity removing plate (105) is of a conical pipe structure with the diameter increasing from top to bottom in sequence, the outer wall of the impurity removing plate (105) is provided with a filtering hole penetrating through the inner wall of the impurity removing plate, the side cross section of the brush (107) is of a U-shaped structure, the upper side and the lower side of the inner wall of the brush (107) are respectively lapped with the outer wall and the inner wall of the impurity removing plate (105), a plurality of groove bodies are arranged on the section of the inner wall of the impurity removing tower (101) below the impurity removing plate (105), and the inner wall between the groove bodies is roughened;

the top of the impurity removing mechanism (1) is fixedly connected with a first electronic valve (2) communicated with the inside of the impurity removing mechanism, the other side of the first electronic valve (2) is fixedly connected with one side of a spraying mechanism (4) through a first gas conveying pipe (3) and communicated with the inside of the first electronic valve, the spraying mechanism (4) comprises a spraying tower (401), the spraying tower (401) is fixedly connected to the bottom of a second electronic valve (5), the bottom of the spraying tower (401) is fixedly connected with a second impurity discharging pipe valve (402) communicated with the inside of the spraying tower, a spiral pipe (403) is fixedly connected in the spraying tower (401), a drainage groove is formed in the body of the spiral pipe (403), the outer wall of the spiral pipe (403) is fixedly connected with a spraying nozzle (404) and a water conveying pipe (405) communicated with the inside of the spiral pipe, the other end of the water conveying pipe (405) penetrates through the spraying tower (401) and is fixedly connected with an output pipe of a water pump (406) on the outer side, the spraying nozzles (404) are arranged in a plurality of positions close to the air inlet of the first air conveying pipe (3), the spraying nozzles (404) are more dense in number, and the outer wall of the spiral pipe (403) is overlapped with the inner wall of the spray tower (401);

the top of the spraying mechanism (4) is fixedly connected with a second electronic valve (5) communicated with the inside of the spraying mechanism, and the other side of the second electronic valve (5) is fixedly connected with one side of a filtering mechanism (7) through a second air conveying pipe (6) and communicated with the inside of the filtering mechanism.

The filtering mechanism (7) comprises a tower cover (701), the tower cover (701) is fixedly connected with one end of a second gas pipe (6) in an inserting mode, the bottom of the tower cover (701) is fixedly connected with an installation pipe (702) and a filtering tower (703), the installation pipe (702) is fixedly connected in the filtering tower (703) in a fixing mode, the bottom of the filtering tower (703) is fixedly connected with a third row of impurity pipe valves (704) fixedly communicated with the inside of the filtering tower (703), the installation pipe (702) is movably sleeved with an installation ring (705), the bottom of the installation ring (705) is fixedly connected with a defogging barrel (706), the defogging barrel (706) is movably sleeved with an activated carbon barrel (707), the bottom of the tower cover (701) is fixedly connected with an electric heating rod (709), the top end of the electric heating rod (709) penetrates through the tower cover (701) and extends to the top of the tower cover, and the lower half end of the electric heating rod (709) is inserted in the activated carbon barrel (707), an exhaust pipe (708) communicated with the bottom of the tower cover (701) is fixedly inserted into one side of the tower cover (701).

2. An exhaust gas purifying apparatus as set forth in claim 1, characterized in that: the number of spray nozzles (404) is not less than twenty.

3. An exhaust gas purifying apparatus according to claim 2, characterized in that: the two sides of the outer wall of the installation pipe (702) are fixedly connected with sliding blocks matched with the installation ring (705), and the inner diameter of the installation ring (705) is equal to that of the installation pipe (702).

4. A method of using an exhaust gas purifying apparatus according to any one of claims 1 to 3, comprising the steps of:

s1, firstly, enabling waste gas to enter an impurity removing tower (101) through a gas inlet pipe (102), enabling one part of the waste gas to be directly adsorbed and blocked by a rough inner wall, enabling the other part of larger dust and impurities to be blocked by an impurity removing plate (105), enabling the other part of the waste gas to pass through a first electronic valve (2) and a first gas conveying pipe (3) to enter a spray tower (401), enabling a motor (106) to drive a brush (107) to rotate, intensively cleaning the impurities adhered to the impurity removing plate (105), enabling the removed impurities to slide into a groove body of the inner wall to be prevented from being blown away again by gas flow output by the gas inlet pipe (102), falling to the bottom of the inner wall of the impurity removing tower (101), and uniformly discharging the impurities through a first impurity discharging pipe valve (103);

s2, the waste gas is guided by a spiral pipe (403) to spiral upwards, a water pump (406) conveys the liquid medicine into the spiral pipe (403) through a water conveying pipe (405), the liquid medicine is atomized by a spray nozzle (404) and sprayed to the waste gas in a spray tower (401) to adsorb acidic or alkaline dirt contained in the waste gas, so that the aim of cleaning air is fulfilled, the mist is condensed to slide downwards along a drainage groove in the outer wall of the spiral pipe (403) and can be intensively discharged by a second impurity discharge pipe valve (402), the spray nozzle (404) is provided with a plurality of spray nozzles (404) at positions close to an air inlet of a first air conveying pipe (3), and the quantity of the spray nozzles (404) is more dense, so that the high-density waste gas space at the initial section of a spray mechanism (4) and the low-density waste gas space at the tail section of the middle spray mechanism (4) can keep the essence efficiency constant;

s3, the filtered gas is upwards discharged and passes through a second electronic valve (5) and a second gas pipe (6) and enters a filter tower (703), the gas sequentially passes through a defogging barrel (706) to remove moisture in the gas, the gas is discharged through a vent pipe (708) after being adsorbed with peculiar smell by an activated carbon barrel (707), the water condensed on the surface of the defogging barrel (706) can freely fall and is uniformly discharged through a third row of impurity pipe valves (704), an electric heating rod (709) can heat the activated carbon barrel (707) and the defogging barrel (706), and the activated carbon barrel (707) is heated and recycled while the water vapor on the surface of the defogging barrel (706) is cleaned.

Technical Field

The invention relates to the technical field of waste gas purification, in particular to a waste gas purification device and a using method thereof.

Background

Industrial sites such as chemical plants, incineration plants, power plants, etc. often generate various waste gases during their operation, the content of the waste gases varies with the raw materials for processing and the processing conditions, and generally, the waste gases often contain, for example: particulate pollutants, sulfur oxides, hydroxides, and the like. Early factory all directly utilized the chimney to discharge waste gas in the high air when building, and at the present that the environmental protection consciousness improves, most factory will install clarification plant additional to reduce the content of harmful substance in the waste gas.

A prior patent (publication No. CN203043830U) discloses an exhaust gas purifying apparatus, and at least the following problems have not been solved in the prior art: 1. the waste gas is often mixed with more granular pollutants, and impurities are separated by the spray head, so that the filtering process required by later-stage liquid medicine circulation is increased, and the treatment cost is greatly increased; 2. the liquid medicine and the gas in the existing spraying cavity are not fully mixed, and the gas desulfurization effect is poor; 3. the activated carbon is manually replaced after being adsorbed to a saturated state, so that the use is inconvenient and the operation cost is increased;

in addition, in other existing exhaust gas purification devices, although large particulate matters are adsorbed by using an adsorption device and an electric cleaning mechanism is configured to clean and remove impurities, the flowing air flow blows or blows off the filtered impurity particles again due to continuous input of the air flow, so that the particle filtering efficiency is low, and in other existing spraying desulfurization structures, for example, CN104624007A adopts a spiral structure to carry out gas transmission, but in the structure, the concentration of sulfides in the gas in the air inlet direction is higher than that in the air outlet, so that the desulfurization effect is easily uneven.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a waste gas purification device and a use method thereof, which solve the problems that particle impurities in waste gas cannot be separated independently to ensure normal circulation of liquid medicine, the gas desulfurization effect is poor, and activated carbon is desorbed for cyclic use and is inconvenient to replace.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a waste gas purification device comprises an impurity removal mechanism, wherein the impurity removal mechanism comprises an impurity removal tower, the impurity removal tower is fixedly connected to the bottom of a first electronic valve, one side and the bottom of the impurity removal tower are respectively and fixedly connected with an air inlet pipe and a first impurity removal pipe valve which are communicated with the inside of the impurity removal tower, one side, opposite to the inner wall of the impurity removal tower, is respectively and fixedly connected with a protection box and an impurity removal plate, a motor is fixedly connected in the protection box, the bottom end of the motor penetrates through the protection box and is fixedly connected with the top end of a brush below the protection box, the impurity removal plate is movably sleeved on one side, opposite to the inner wall of the brush, the impurity removal plate is of a conical pipe structure with the diameter increasing from top to bottom, the outer wall of the impurity removal plate is provided with a filter hole penetrating through the inner wall of the impurity removal plate, the side section of the brush is of a U-shaped structure, the upper side and the lower side of the inner wall of the brush are respectively lapped with the outer wall and the inner wall of the impurity removal plate, a plurality of groove bodies are arranged at the section, below the impurity removal plate, of the impurity removal inner wall, and the inner walls between the groove bodies are roughened;

the top of the impurity removing mechanism is fixedly connected with a first electronic valve communicated with the inside of the impurity removing mechanism, the other side of the first electronic valve) is fixedly connected with one side of a spraying mechanism through a first gas pipe and communicated with the inside of the spraying mechanism, the spraying mechanism comprises a spraying tower, the spray tower is fixedly connected with the bottom of the second electronic valve, the bottom of the spray tower is fixedly connected with a second impurity discharge pipe valve communicated with the interior of the spray tower, a spiral pipe is fixedly connected in the spray tower, a drainage groove is arranged on the tube body of the spiral tube, the outer wall of the spiral tube is fixedly connected with a spray nozzle and a water supply pipe which are communicated with the interior of the spiral tube, the other end of the water supply pipe penetrates through the spray tower and is fixedly connected with an output pipe of the water pump at the outer side, the number of the spray nozzles at the position close to the air inlet of the first air delivery pipe is more dense, and the outer wall of the spiral pipe is lapped with the inner wall of the spray tower;

the top of the spraying mechanism is fixedly connected with a second electronic valve communicated with the inside of the spraying mechanism, and the other side of the second electronic valve is fixedly connected with one side of the filtering mechanism through a second gas conveying pipe and communicated with the inside of the filtering mechanism.

The utility model discloses a filter tower, including the tower lid, the one end of tower lid and second gas-supply pipe is fixed to be pegged graft, the bottom fixedly connected with installation pipe and the filter tower of tower lid, and the fixed cover of installation pipe is in filtering the tower, the bottom fixedly connected with of filter tower arranges miscellaneous tubular valve rather than the fixed third of intercommunication in inside, the collar has been cup jointed in the activity on the installation pipe, and the bottom fixedly connected with defogging section of thick bamboo of collar, an activated carbon section of thick bamboo has been cup jointed in the activity of defogging section of thick bamboo, the bottom fixedly connected with electric heating rod of tower lid, and the top of electric heating rod run through the tower lid and extend to its top, and the lower half end of electric heating rod is pegged graft in an activated carbon section of thick bamboo, one side of tower lid is fixed to be pegged graft there is the blast pipe rather than the bottom intercommunication.

The number of the spray nozzles is not less than twenty.

The equal fixedly connected with in both sides of installation pipe outer wall and collar matched with slider, and the internal diameter of collar equals with the internal diameter of installation pipe.

A method of using an exhaust gas purification device, comprising the steps of:

s1, firstly, enabling the waste gas to enter an impurity removing tower through a gas inlet pipe, enabling one part of the waste gas to be directly adsorbed and blocked by a rough inner wall, enabling the other part of larger dust impurities to be blocked by an impurity removing plate, enabling the other part of the waste gas to pass through a first electronic valve and a first gas pipe to enter a spray tower, enabling a motor to drive a brush to rotate, intensively cleaning the impurities attached to the impurity removing plate, enabling the removed impurities to slide into a groove body of the inner wall to be prevented from being blown away again by gas flow output by the gas inlet pipe, enabling the removed impurities to fall to the bottom of the inner wall of the impurity removing tower, and uniformly discharging the impurities through a first impurity discharge pipe valve;

s2, the waste gas spirals upwards through the spiral pipe guide plate, the liquid medicine is conveyed into the spiral pipe through the water conveying pipe by the water pump, the liquid medicine is atomized by the atomizing nozzle and sprayed to the waste gas in the spray tower to adsorb acidic or alkaline dirt contained in the waste gas and achieve the aim of cleaning air, the mist condenses to slide downwards along the drainage groove in the outer wall of the spiral pipe and can be intensively discharged by the second impurity discharge pipe valve, the atomizing nozzles are arranged at positions, close to the air inlet of the first air conveying pipe, of the atomizing nozzle in multiple numbers, and the essence efficiency of the high-density waste gas space at the initial section of the spraying mechanism and the low-density waste gas space at the tail section of the middle spraying mechanism can be kept constant.

S3, the filtered gas is upwards discharged to pass through a second electronic valve and a second gas pipe and enters a filter tower, the gas is sequentially discharged through a defogging barrel to remove moisture in the gas, after the odor is adsorbed by an activated carbon barrel, the gas is discharged through a vent pipe, condensed water on the surface of the defogging barrel can freely fall and is uniformly discharged through a third impurity pipe valve, an electric heating rod can heat the activated carbon barrel and the defogging barrel, and the water vapor on the surface of the defogging barrel is also cleaned while the activated carbon barrel is heated and recycled.

(III) advantageous effects

The invention provides a waste gas purification device and a using method thereof, which have the following beneficial effects:

(1) according to the invention, through the specially designed shape and inner wall of the impurity removing tower and the specially distributed spraying mechanism of the spiral inner conveying channel, impurity removing efficiency in the whole space in the spraying process can be ensured to be constant on the basis that filtered impurity particles are not accidentally blown away again.

(2) According to the waste gas purification device, the impurity removing tower is matched with the impurity removing plate, so that larger particle impurities in gas are retained below the impurity removing plate, the impurity removing plate is cleaned regularly through the matching of the motor and the brush, the particle impurities can be intensively treated with the bottom of the impurity removing tower, the gas purification degree is improved, the frequent cleaning of the interior of the device is avoided, and the working strength is reduced;

(3) the waste gas purification device ensures that waste gas is spirally intercepted in the spray tower through the spiral pipe to prolong the contact absorption oxidation time, and a three-dimensional spray effect is formed through the spray nozzle, so that water mist is fully contacted with the waste gas, the temperature of the waste gas is reduced, and the purification degree of the waste gas is improved;

(3) this exhaust gas purification device passes through a defogging section of thick bamboo, can hold back unnecessary moisture in gaseous in the bottom of filter tower, adsorbs the purification through an activated carbon section of thick bamboo to gas, and the setting of electrical heating rod, can carry out the desorption to the activated carbon section of thick bamboo of saturated condition, has reduced the cost of consumptive material when having reduced work flow, and can also quick replacement defogging section of thick bamboo, effectual improvement work efficiency through the cooperation of installation pipe and collar.

Drawings

FIG. 1 is a front cross-sectional view of a structure of the present invention;

FIG. 2 is a front view of the structure of the present invention;

FIG. 3 is a top cross-sectional view of the structural mounting tube of the present invention;

FIG. 4 is a top cross-sectional view of the structural mounting ring of the present invention.

In the figure: 1. an impurity removal mechanism; 101. an impurity removal tower; 102. an air inlet pipe; 103. a first trap valve; 104. a protection box; 105. removing impurities; 106. a motor; 107. a brush; 2. a first electronic valve; 3. a first gas delivery pipe; 4. a spraying mechanism; 401. a spray tower; 402. a second trap valve; 403. a spiral tube; 404. a spray nozzle; 405. a water supply pipe; 406. a water pump; 5. a second electronic valve; 6. a second gas delivery pipe; 7. a filtering mechanism; 701. a tower cover; 702. installing a pipe; 703. a filtration tower; 704. a third trash tube valve; 705. a mounting ring; 706. a defogging cylinder; 707. an activated carbon cartridge; 708. an exhaust pipe; 709. the rod is electrically heated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a waste gas purifying device comprises an impurity removing mechanism 1, wherein the impurity removing mechanism 1 comprises an impurity removing tower 101, the impurity removing tower 101 is fixedly connected to the bottom of a first electronic valve 2, one side and the bottom of the impurity removing tower 101 are respectively and fixedly connected with an air inlet pipe 102 and a first impurity discharge pipe valve 103 which are communicated with the inside of the impurity removing tower, one side opposite to the inner wall of the impurity removing tower 101 is respectively and fixedly connected with a protection box 104 and an impurity removing plate 105, a motor 106 is fixedly connected in the protection box 104, the bottom end of the motor 106 penetrates through the protection box 104 and is fixedly connected with the top end of a brush 107 below the protection box, the impurity removing plate 105 is movably sleeved on one side opposite to the inner wall of the brush 107, the impurity removing plate 105 is of a conical pipe structure with the diameter which is increased from top to bottom, the outer wall of the impurity removing plate 105 is provided with a filtering hole which penetrates through the inner wall of the impurity removing plate, the side cross section of the brush 107 is of a U-shaped structure, the upper side and the lower side of the inner wall of the brush 107 are respectively lapped with the outer wall and the inner wall of the impurity removing plate 105, a plurality of groove bodies are arranged on the section, located below the impurity removing plate 105, of the inner wall of the impurity removing tower 101, and the inner walls among the groove bodies are roughened;

the top of the impurity removing mechanism 1 is fixedly connected with a first electronic valve 2 communicated with the inside of the impurity removing mechanism, the other side of the first electronic valve 2) is fixedly connected with one side of a spraying mechanism 4 through a first air conveying pipe 3 and is communicated with the inside of the first electronic valve, the spraying mechanism 4 comprises a spraying tower 401, the spraying tower 401 is fixedly connected with the bottom of a second electronic valve 5, the bottom of the spraying tower 401 is fixedly connected with a second impurity discharging pipe valve 402 communicated with the inside of the spraying tower 401, a spiral pipe 403 is fixedly connected in the spraying tower 401, a drainage groove is arranged on the pipe body of the spiral pipe 403, the outer wall of the spiral pipe 403 is fixedly connected with a spraying nozzle 404 and a water conveying pipe 405 communicated with the inside of the spiral pipe 403, the other end of the water conveying pipe 405 penetrates through the spraying tower 401 and is fixedly connected with an output pipe of a water pump 406 on the outer side, the spraying nozzle 404 is provided with a plurality of spraying nozzles 404 which are close to the air inlet of the first air conveying pipe 3, the outer wall of the spiral pipe 403 is overlapped with the inner wall of the spray tower 401;

the top of the spraying mechanism 4 is fixedly connected with a second electronic valve 5 communicated with the inside of the spraying mechanism, and the other side of the second electronic valve 5 is fixedly connected with one side of a filtering mechanism 7 through a second air conveying pipe 6 and communicated with the inside of the filtering mechanism.

In the invention, the filtering mechanism 7 comprises a tower cover 701, the tower cover 701 is fixedly inserted with one end of the second gas transmission pipe 6, the bottom of the tower cover 701 is fixedly connected with an installation pipe 702 and a filtering tower 703, the installation pipe 702 is fixedly sleeved in the filter tower 703, the bottom of the filter tower 703 is fixedly connected with a third impurity discharge pipe valve 704 fixedly communicated with the inside of the filter tower 703, the installation pipe 702 is movably sleeved with an installation ring 705, the bottom of the mounting ring 705 is fixedly connected with a defogging barrel 706, an active carbon barrel 707 is movably sleeved in the defogging barrel 706, the bottom of the tower cover 701 is fixedly connected with an electric heating rod 709, and the top of the electric heating rod 709 runs through the tower cover 701 and extends to the top of the tower cover, the lower half end of the electric heating rod 709 is inserted into the activated carbon cylinder 707, the exhaust pipe 708 communicated with the bottom of the tower cover 701 is fixedly inserted into one side of the tower cover 701, the front of the filter tower 703 is provided with a sealing door, so that the defogging cylinder 706 can be replaced conveniently, and the defogging cylinder 706 is made of defogging plates.

In the invention, the impurity removing plate 105 is of a cone structure with the diameter increasing from top to bottom, the outer wall of the impurity removing plate 105 is provided with a filtering hole penetrating to the inner wall of the impurity removing plate, the side section of the brush 107 is of a U-shaped structure, and the upper side and the lower side of the inner wall of the brush 107 are respectively lapped with the outer wall and the inner wall of the impurity removing plate 105.

In the invention, the number of the spray nozzles 404 is not less than twenty, the outer wall of the spiral pipe 403 is lapped with the inner wall of the spray tower 401, the spiral pipe 403 is formed by fixedly sleeving a spiral side plate on a circular pipe, the spray nozzles 404 are matched with the spiral side plate and are arranged on the periphery of the circular pipe at equal intervals, and the periphery of the spiral side plate is jointed and connected with the inner wall of the spray tower 401.

In the invention, the two sides of the outer wall of the mounting pipe 702 are fixedly connected with the sliding blocks matched with the mounting ring 705, the inner diameter of the mounting ring 705 is equal to that of the mounting pipe 702, and the bottoms of the impurity removing tower 101, the spray tower 401 and the filter tower 703 are all provided with conical bottoms.

The invention ensures that larger particle impurities in the gas are intercepted below the impurity removing plate 105 through the matching of the impurity removing tower 101 and the impurity removing plate 105, the impurity removing plate 105 is cleaned regularly through the matching of the motor 106 and the brush 107, the particle impurities can be intensively treated with the bottom of the impurity removing tower 101, the frequent cleaning of the inside of the device is avoided while the gas purification degree is improved, the working strength is reduced, the waste gas is intercepted in a spiral way in the spray tower 401 through the spiral pipe 403 to prolong the contact absorption oxidation time, the three-dimensional spray effect is formed through the spray nozzle 404, the water mist is fully contacted with the waste gas, the temperature is reduced, the purification degree of the waste gas is improved, the redundant moisture in the gas can be intercepted at the bottom of the filter tower through the defogging cylinder 706, the gas is adsorbed and purified through the activated carbon cylinder 707, and the saturated activated carbon cylinder 707 can be desorbed through the arrangement of the electric heating rod 709, the cost of consumptive material has been reduced when having reduced work flow, and can also quick replacement defogging section of thick bamboo 706 through the cooperation of installation pipe 702 and collar 705, effectual improvement work efficiency.

A method of using an exhaust gas purification device, comprising the steps of:

s1, firstly, the waste gas enters the impurity removing tower 101 through the gas inlet pipe 102, one part of the waste gas is directly absorbed and blocked by the rough inner wall, the other part of the larger dust and impurities are blocked by the impurity removing plate 105, the other part of the waste gas and the rest of the smoke gas after impurity removal sequentially enter the spray tower 401 through the first electronic valve 2 and the first gas pipe 3, the motor 106 drives the brush 107 to rotate, the impurities adhered to the impurity removing plate 105 are intensively cleaned, the removed impurities slide into the groove body of the inner wall to be prevented from being blown away again by the output gas flow of the gas inlet pipe 102, fall to the bottom of the inner wall of the impurity removing tower 101 and are uniformly discharged through the first impurity discharge pipe valve 103;

s2, the waste gas is guided by the spiral pipe 403 to spiral upwards, the water pump 406 conveys the liquid medicine into the spiral pipe 403 through the water conveying pipe 405, the liquid medicine is atomized by the spray nozzle 404 and sprayed to the waste gas in the spray tower 401 to adsorb acidic or alkaline dirt contained in the waste gas, so as to achieve the purpose of cleaning air, the mist is condensed to slide downwards along the drainage groove in the outer wall of the spiral pipe 403 and can be intensively discharged by the second impurity discharge pipe valve 402, the spray nozzle 404 is provided with a plurality of spray nozzles 404 at positions close to the air inlet of the first air conveying pipe 3, and the number of the spray nozzles 404 is more dense, so that the essence efficiency of the high-density waste gas space at the initial section of the spray mechanism 4 and the low-density waste gas space at the tail section of the middle spray mechanism 4 can be kept constant.

S3, the filtered gas is discharged upwards and passes through a second electronic valve 5 and a second gas pipe 6, and enters a filter tower 703, the gas sequentially passes through a defogging barrel 706 to remove moisture in the gas, the gas is discharged through a gas exhaust pipe 708 after absorbing peculiar smell through an activated carbon barrel 707, the condensed water on the surface of the defogging barrel 706 can freely fall and is uniformly discharged through a third trash pipe valve 704, an electric heating rod 709 can heat the activated carbon barrel 707 and the defogging barrel 706, and the water vapor on the surface of the defogging barrel 706 can be cleaned while the activated carbon barrel 707 is heated and recycled.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.