阅读说明：本技术 一种隧道窑废气净化处理系统 (Tunnel cave exhaust purification processing system ) 是由 林化庆 于 2020-12-29 设计创作，主要内容包括：本发明涉及一种隧道窑废气净化处理系统,包括底板、气体处理装置和进气管,所述的底板上端中部安装有气体处理装置,气体处理装置呈圆柱形结构,气体处理装置左侧下端设置有进气口,进气口上安装有进气管。本发明可以解决现有的设备在对隧道窑废气进行处理时,通常不能够有效地对废气内部的大颗粒杂质进行去除,而且杂质容易堵塞滤网网孔,影响滤网的过滤效率,同时现有的设备在对对隧道窑废气进行净化时,通常不能够有效地对废气中的有害物质进行去除,以及净化时喷洒的液体容易流入过滤网上,导致过滤网容易发生糊袋的现象等难题。(The invention relates to a tunnel kiln waste gas purification treatment system which comprises a bottom plate, a gas treatment device and a gas inlet pipe, wherein the gas treatment device is arranged in the middle of the upper end of the bottom plate and is of a cylindrical structure, a gas inlet is formed in the lower end of the left side of the gas treatment device, and the gas inlet pipe is arranged on the gas inlet. The invention can solve the problems that the existing equipment can not effectively remove large-particle impurities in the waste gas generally when the waste gas of the tunnel kiln is treated, the impurities easily block meshes of the filter screen, the filtering efficiency of the filter screen is influenced, the existing equipment can not effectively remove harmful substances in the waste gas generally when the waste gas of the tunnel kiln is purified, and the phenomenon that the filter screen is easily burnt due to the fact that liquid sprayed during purification easily flows into the filter screen, and the like.)

1. The utility model provides a tunnel cave exhaust purification processing system, includes bottom plate (1), gas processing apparatus (2) and intake pipe (3), its characterized in that: bottom plate (1) upper end mid-mounting have gas treatment device (2), gas treatment device (2) are cylindrical structure, gas treatment device (2) left side lower extreme is provided with the air inlet, installs intake pipe (3) on the air inlet, wherein:

the gas treatment device (2) comprises a shell frame (21), a partition plate (22), a gas inlet mechanism (23), a rotating pipe (24), a stirring mechanism (25), a treatment mechanism (26), an atomizing mechanism (27) and a filtering mechanism (28), wherein the shell frame (21) is installed in the middle of the upper end of a bottom plate (1), the middle of the shell frame (21) is of a hollow structure, the partition plate (22) is installed at the lower end inside the shell frame (21), a sealing cavity is arranged between the lower end of the partition plate (22) and the shell frame (21), treatment liquid is filled in the sealing cavity, the rotating pipe (24) is arranged inside the shell frame (21), the lower end of the rotating pipe (24) is connected with the partition plate (22) through a bearing, the stirring mechanism (25) is arranged in the sealing cavity, the stirring mechanism (25) is installed on the rotating pipe (24), the gas inlet mechanism (23) is arranged on the partition plate (22), and the, a processing mechanism (26) is arranged above the air inlet mechanism (23), the outer side of the processing mechanism (26) is arranged inside the shell frame (21), the middle part of the processing mechanism (26) is connected with the rotating pipe (24), an atomizing mechanism (27) is arranged above the processing mechanism (26), the outer side of the atomizing mechanism (27) is tightly attached to the inner wall of the shell frame (21), the middle part of the atomizing mechanism (27) is arranged on the rotating pipe (24), the upper end inside the shell frame (21) is provided with a filtering mechanism (28), and the lower end of the filtering mechanism (28) is connected with the rotating pipe (24) through a bearing;

the processing mechanism (26) comprises a fixed frame (261), a connecting rod (262), a rotating frame (263), a vibrating screen unit (264) and an air outlet frame (265), the fixed frame (261) is installed inside the shell frame (21), the cross section of the fixed frame (261) is of a conical structure, the middle part of the fixed frame (261) is connected with the rotating pipe (24) through a bearing, an annular groove is formed inside the fixed frame (261), the rotating frame (263) is connected with the annular groove in a sliding fit mode, the inner side of the rotating frame (263) is connected with the rotating pipe (24) through the connecting rod (262), through grooves are uniformly formed in the rotating frame (263), the vibrating screen unit (264) is installed in the through grooves, the air outlet frame (265) is uniformly arranged on the outer wall of the fixed frame (261);

the vibrating screen unit (264) comprises a screen frame (2641), a sliding rod (2642), a connecting spring (2643) and a guide groove (2644), the through groove is internally connected with the screen frame (2641) in a frequently matched mode, the inner side surface of the screen frame (2641) is provided with a filtering cloth bag, through holes are uniformly formed in a rotating frame (263), the sliding rod (2642) is connected in the through holes in a sliding matched mode, the inner side of the sliding rod (2642) is connected with the screen frame (2641), the sliding rod (2642) is provided with the connecting spring (2643), the outer side of the sliding rod (2642) is provided with a sliding block, the sliding block is connected with a guide groove (2644) in a sliding matched mode, the guide groove (2644) is arranged on a fixing frame (261), and the guide groove (2644) is internally provided with a waveform structure.

2. The tunnel kiln waste gas purification treatment system as claimed in claim 1, wherein: mechanism (23) of admitting air including admitting air frame (231) and turbine disc (232), casing frame (21) inside be provided with admit air frame (231), admit air frame (231) and install at the air inlet inboard, admit air frame (231) are slope structural design, admit air frame (231) inside sets up jet-propelled groove, admit air frame (231) right side is provided with turbine disc (232), turbine disc (232) are installed on rotating tube (24).

3. The tunnel kiln waste gas purification treatment system as claimed in claim 1, wherein: rabbling mechanism (25) including feed liquor pipe (251) and puddler (252), rotating tube (24) lower extreme install feed liquor pipe (251), feed liquor pipe (251) cross-section is tubaeform structure, evenly be provided with puddler (252) in the sealed intracavity, install on rotating tube (24) puddler (252), evenly be provided with back the shape hole on puddler (252).

4. The tunnel kiln waste gas purification treatment system as claimed in claim 1, wherein: atomizing mechanism (27) include connecting rod (271), atomizer (272) and scraper blade (273), rotating tube (24) on evenly be provided with connecting rod (271), evenly install atomizer (272) on connecting rod (271) the opposite face, install scraper blade (273) between connecting rod (271) the outside.

5. The tunnel kiln waste gas purification treatment system as claimed in claim 1, wherein: the filter mechanism (28) comprises a filter frame (281), a filter screen (282) and a bearing seat (283), the filter frame (281) is installed at the upper end inside the shell frame (21), the bearing seat (283) is installed in the middle of the filter frame (281), the bearing seat (283) is connected with the rotating pipe (24), filter holes are evenly formed in the filter frame (281), and the filter screen (282) is filled inside the filter frame (281).

6. The tunnel kiln waste gas purification treatment system as claimed in claim 1, wherein: the cross section of the air outlet frame (265) is of a trapezoid structure, air outlet holes are uniformly formed in the air outlet frame (265), and the air outlet holes are communicated with the inside of the fixing frame (261).

7. The tunnel kiln waste gas purification treatment system as claimed in claim 4, wherein: the scraper (273) be the arc structure, scraper (273) are hard corrosion-resistant plastics and make, scraper (273) lateral surface and casing frame (21) inner wall hug closely.

Technical Field

The invention relates to the field of tunnel kilns, in particular to a tunnel kiln waste gas purification treatment system.

Background

The tunnel kiln is a kiln similar to a tunnel and internally provided with delivery vehicles such as kiln cars and the like built by refractory materials, heat insulation materials and building materials, is a modern continuous-firing thermal device, is widely used for the roasting production of ceramic products, and also has application in the metallurgical industry such as grinding materials and the like; the tunnel kiln can produce a large amount of harmful waste gas in the course of working, can discharge in the air after need purify to waste gas.

At present, the existing equipment generally has the following defects when the waste gas of the tunnel kiln is purified and processed: 1. when the existing equipment is used for treating the waste gas of the tunnel kiln, large-particle impurities in the waste gas cannot be effectively removed, and the impurities easily block meshes of a filter screen to influence the filtering efficiency of the filter screen; 2. when the existing equipment is used for purifying the waste gas of the tunnel kiln, harmful substances in the waste gas cannot be effectively removed, and meanwhile, the sprayed liquid easily flows into the filter screen during purification, so that the filter screen is easily stuck.

Disclosure of Invention

Technical problem to be solved

The invention can solve the problems that the existing equipment can not effectively remove large-particle impurities in the waste gas generally when the waste gas of the tunnel kiln is treated, the impurities easily block meshes of the filter screen, the filtering efficiency of the filter screen is influenced, the existing equipment can not effectively remove harmful substances in the waste gas generally when the waste gas of the tunnel kiln is purified, and the phenomenon that the filter screen is easily burnt due to the fact that liquid sprayed during purification easily flows into the filter screen, and the like.

(II) technical scheme

In order to achieve the purpose, the invention adopts the following technical scheme that the tunnel kiln waste gas purification treatment system comprises a bottom plate, a gas treatment device and a gas inlet pipe, wherein the gas treatment device is arranged in the middle of the upper end of the bottom plate and is of a cylindrical structure, the lower end of the left side of the gas treatment device is provided with a gas inlet, and the gas inlet pipe is arranged on the gas inlet.

The gas treatment device comprises a shell frame, a partition plate, a gas inlet mechanism, a rotating pipe, a stirring mechanism, a treatment mechanism, an atomizing mechanism and a filtering mechanism, wherein the shell frame is arranged in the middle of the upper end of a bottom plate, the middle part of the shell frame is of a hollow structure, the partition plate is arranged at the lower end inside the shell frame, a sealing cavity is arranged between the lower end of the partition plate and the shell frame, treatment liquid is filled in the sealing cavity, the rotating pipe is arranged inside the shell frame, the lower end of the rotating pipe is connected with the partition plate through a bearing, the stirring mechanism is arranged in the sealing cavity, the stirring mechanism is arranged on the rotating pipe, the gas inlet mechanism is arranged on the partition plate, the gas inlet mechanism is arranged on the rotating pipe, the treatment mechanism is arranged above the gas inlet mechanism, the outer side of the treatment mechanism is arranged inside the, the atomizing mechanism mid-mounting is on the rotating tube, and filtering mechanism is installed to the inside upper end of casing frame, and the filtering mechanism lower extreme is connected with the rotating tube through the bearing.

During specific work, tunnel kiln waste gas gets into inside the casing frame through the intake pipe, high-pressure waste gas drives the rotating-tube rotation through mechanism of admitting air, the rotating-tube can drive rabbling mechanism and rotate, prevent that the processing liquid from taking place sedimentary phenomenon, processing mechanism can filter the inside particle impurity of waste gas, simultaneously with waste gas homodisperse to the casing frame inside, atomizing mechanism can evenly atomize the processing liquid, make the processing liquid after the atomizing can contact with the harmful substance in the waste gas effectively, then the gas after the atomizing is adhered to the casing frame inner wall under the effect of gravity and centrifugal force on, filtering mechanism can carry out secondary filter to gas, guarantee that the gas after the emission accords with the standard.

Processing mechanism include the mount, the connecting rod, the rotating turret, the sieve unit shakes and the frame of giving vent to anger, casing frame internally mounted have the mount, the mount cross-section is the toper structure, the mount middle part is connected with the rotating tube through the bearing, the inside ring channel that is provided with of mount, the ring channel leads to sliding fit's mode and is connected with the rotating turret, the rotating turret inboard is connected with the rotating tube through the connecting rod, evenly be provided with logical groove on the rotating turret, logical inslot is installed the sieve unit that shakes, evenly be provided with out the gas frame on the mount lateral surface, it installs on the mount outer wall to give vent to anger the frame, concrete during operation, the rotating turret can drive the sieve unit that shakes and can filter the large granule impurity in the waste gas effectively, simultaneously can prevent that large granule impurity from piling.

The vibrating screen unit comprises a screen frame, a sliding rod, a connecting spring and a guide groove, the screen frame is connected in the guide groove in a frequently matched mode, a filtering cloth bag is arranged on the inner side surface of the screen frame, through holes are uniformly formed in the rotating frame, the sliding rod is connected in the through holes in a sliding matched mode, the inner side of the sliding rod is connected with the screen frame, the connecting spring is arranged on the sliding rod, a sliding block is arranged on the outer side of the sliding rod, the sliding block is connected with a wire guide groove in a sliding matched mode, the wire guide groove is arranged on the fixing frame, the wire guide groove is of a waveform structure, when the vibrating screen unit works, when the rotating turret rotates, the rotating turret drives the sliding rod outside and slides in the guide way is inside, and the guide way of wave form structure passes through the sliding rod and drives screen frame reciprocating motion, prevents that large granule impurity from piling up in filtering cloth bag inboard face, avoids dust gathering, adhesion or crust to just can't clear away the stick with paste the bag phenomenon that leads to inside filtering cloth bag.

As a preferred technical scheme of the invention, the air inlet mechanism comprises an air inlet frame and a turbine disc, the air inlet frame is arranged in the shell frame and is arranged on the inner side of the air inlet, the air inlet frame is in an inclined structural design, an air injection groove is arranged in the air inlet frame, the turbine disc is arranged on the right side of the air inlet frame, and the turbine disc is arranged on the rotating pipe.

As a preferred technical scheme of the invention, the stirring mechanism comprises a liquid inlet pipe and a stirring rod, the lower end of the rotating pipe is provided with the liquid inlet pipe, the section of the liquid inlet pipe is of a horn-shaped structure, the stirring rod is uniformly arranged in the sealing cavity, the stirring rod is arranged on the rotating pipe, and the stirring rod is uniformly provided with the return holes.

As a preferred technical scheme of the invention, the atomization mechanism comprises a connecting rod, atomizers and a scraper, the connecting rod is uniformly arranged on the rotating pipe, the atomizers are uniformly arranged on opposite surfaces of the connecting rod, the scraper is arranged between the outer sides of the connecting rods, when the atomization device works, the atomizers can uniformly atomize treatment liquid, so that the atomized treatment liquid can be effectively contacted with harmful substances in waste gas, then the atomized gas is adhered to the inner wall of the shell frame under the action of gravity and centrifugal force, and the scraper can scrape impurities, thereby being beneficial to the subsequent collection of the impurities.

As a preferred technical scheme of the invention, the filtering mechanism comprises a filtering frame, a filtering net and a bearing seat, the filtering frame is installed at the upper end inside the shell frame, the bearing seat is installed in the middle of the filtering frame, the bearing seat is connected with the rotating pipe, filtering holes are uniformly formed in the filtering frame, and the filtering net is filled inside the filtering frame.

As a preferred technical scheme of the invention, the section of the air outlet frame is of a trapezoidal structure, the air outlet holes are uniformly formed in the air outlet frame and communicated with the inside of the fixing frame, when the air outlet frame works, the air outlet frames are uniformly arranged on the outer side of the fixing frame, the liquid guide groove is formed between every two adjacent air outlet frames, when atomized treatment liquid is condensed and then drips, the air outlet frame of the trapezoidal structure can prevent the liquid from flowing into the inside of the fixing frame through the air outlet holes, and the phenomenon that attached particle impurities are condensed due to the fact that a filter cloth bag is wetted is avoided.

As a preferred technical scheme of the invention, the scraper is of an arc structure, the scraper is made of hard corrosion-resistant plastics, the outer side surface of the scraper is tightly attached to the inner wall of the shell frame, and the scraper can effectively remove impurities adhered to the inner wall of the shell frame, so that the accumulation phenomenon is avoided.

(III) advantageous effects

1. According to the tunnel kiln waste gas purification treatment system provided by the invention, the treatment mechanism can effectively filter the tunnel kiln waste gas, the filtering effect is good, large granular impurities in the waste gas can be removed, meanwhile, the large granular impurities can be prevented from blocking meshes of the filtering cloth bag, the phenomenon of bag pasting caused by dust gathering, adhesion or crusting in the filtering cloth bag and incapability of being removed is avoided, and the filtering efficiency of the filtering cloth bag is improved;

2. according to the tunnel kiln waste gas purification treatment system provided by the invention, the atomization mechanism can effectively atomize the treatment liquid, the atomization effect is good, the atomization is uniform, the treatment liquid can be fully combined with harmful substances in the waste gas, and impurities adhered to the inner wall of the shell frame after treatment can be scraped off, so that the phenomenon of accumulation of the impurities is prevented;

3. according to the tunnel kiln waste gas purification treatment system provided by the invention, the air outlet frame adopts a trapezoidal structure design, and when the atomized treatment liquid is condensed and then drips, the air outlet frame with the trapezoidal structure can prevent the liquid from flowing into the fixing frame through the air outlet hole, so that the phenomenon that the attached particle impurities are condensed due to the fact that the filter cloth bag is wetted is avoided.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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

FIG. 2 is a schematic cross-sectional view of the bottom plate, the housing frame, the partition plate, the air inlet mechanism, the rotating tube, the stirring mechanism and the air inlet tube of the present invention;

FIG. 3 is a schematic cross-sectional view of the rotary tube and the processing mechanism of the present invention;

FIG. 4 is a schematic cross-sectional view of the fixing frame and the air outlet frame of the present invention;

fig. 5 is a schematic cross-sectional view of the housing frame, the atomizing mechanism and the filtering mechanism of the present invention.

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1 to 5, a tunnel kiln exhaust purification processing system, includes bottom plate 1, gas treatment device 2 and intake pipe 3, bottom plate 1 upper end mid-mounting have gas treatment device 2, gas treatment device 2 is cylindrical structure, gas treatment device 2 left side lower extreme is provided with the air inlet, installs intake pipe 3 on the air inlet.

The gas treatment device 2 comprises a shell frame 21, a partition plate 22, a gas inlet mechanism 23, a rotating pipe 24, a stirring mechanism 25, a treatment mechanism 26, an atomizing mechanism 27 and a filtering mechanism 28, wherein the shell frame 21 is arranged in the middle of the upper end of a bottom plate 1, the middle of the shell frame 21 is of a hollow structure, the partition plate 22 is arranged at the lower end inside the shell frame 21, a sealing cavity is formed between the lower end of the partition plate 22 and the shell frame 21 and filled with treatment liquid, the rotating pipe 24 is arranged inside the shell frame 21, the lower end of the rotating pipe 24 is connected with the partition plate 22 through a bearing, the stirring mechanism 25 is arranged in the sealing cavity, the stirring mechanism 25 is arranged on the rotating pipe 24, the gas inlet mechanism 23 is arranged on the partition plate 22, the gas inlet mechanism 23 is arranged on the rotating pipe 24, the treatment mechanism 26 is arranged above the gas inlet mechanism 23, the outer side of, an atomization mechanism 27 is arranged above the processing mechanism 26, the outer side of the atomization mechanism 27 is tightly attached to the inner wall of the shell frame 21, the middle of the atomization mechanism 27 is installed on the rotating pipe 24, a filter mechanism 28 is installed at the upper end inside the shell frame 21, and the lower end of the filter mechanism 28 is connected with the rotating pipe 24 through a bearing.

During specific work, tunnel kiln waste gas gets into inside housing frame 21 through intake pipe 3, high-pressure waste gas drives rotating tube 24 through mechanism 23 that admits air and rotates, rotating tube 24 can drive rabbling mechanism 25 and rotate, prevent that the processing liquid from taking place sedimentary phenomenon, processing mechanism 26 can filter the inside particle impurity of waste gas, simultaneously with waste gas homodisperse to inside the housing frame, atomizing mechanism 27 can be with the even atomizing of processing liquid, make the processing liquid after the atomizing can contact with the harmful substance in the waste gas effectively, then the gas after the atomizing is adhered to housing frame 21 inner wall under the effect of gravity and centrifugal force on, filtering mechanism 28 can carry out secondary filter to gas, guarantee that the gas after discharging accords with the standard.

Air inlet mechanism 23 including air inlet frame 231 and turbine disc 232, casing frame 21 inside be provided with air inlet frame 231, air inlet frame 231 installs at the air inlet inboardly, air inlet frame 231 is the slope structural design, the inside jet-propelled groove that sets up of air inlet frame 231, air inlet frame 231 right side is provided with turbine disc 232, turbine disc 232 installs on rotating tube 24, concrete during operation, when high-pressure waste gas gets into through air inlet frame 231, the air inlet frame 231 of slope structure drives the waste gas slope and sprays for high-pressure waste gas can drive rotating tube 24 through turbine disc 232 and rotate.

Rabbling mechanism 25 include feed liquor pipe 251 and puddler 252, the rotating tube 24 lower extreme install feed liquor pipe 251, feed liquor pipe 251 cross-section is the horn structure, evenly be provided with puddler 252 in the sealed intracavity, the puddler 252 is installed on rotating tube 24, evenly is provided with back the shape hole on the puddler 252, during concrete work, when rotating tube 24 rotated, rotating tube 24 stirred the treatment fluid through puddler 252, prevented that the treatment fluid from taking place sedimentary phenomenon.

The processing mechanism 26 comprises a fixed frame 261, a connecting rod 262, a rotating frame 263, a vibrating screen unit 264 and an air outlet frame 265, the shell frame 21 is internally provided with a fixed frame 261, the section of the fixed frame 261 is of a conical structure, the middle part of the fixed frame 261 is connected with the rotating pipe 24 through a bearing, an annular groove is arranged inside the fixed frame 261, the annular groove is internally connected with a rotating frame 263 in a sliding fit manner, the inner side of the rotating frame 263 is connected with the rotating pipe 24 through a connecting rod 262, through grooves are uniformly arranged on the rotating frame 263, a vibrating screen unit 264 is arranged in the through grooves, an air outlet frame 265 is uniformly arranged on the outer side surface of the fixed frame 261, the air outlet frame 265 is arranged on the outer wall of the fixed, the rotating frame 263 can drive the vibrating screen unit 264 to effectively filter large particle impurities in the exhaust gas, meanwhile, large-particle impurities can be prevented from being accumulated on the screen, and the filtered gas can be discharged by the gas outlet frame 265.

The vibrating screen unit 264 includes a screen frame 2641, a sliding rod 2642, a connecting spring 2643 and a guiding groove 2644, the through groove is connected with the screen frame 2641 by a plurality of matching methods, the inner side surface of the screen frame 2641 is provided with a filtering cloth bag, the rotating frame 263 is uniformly provided with through holes, the through holes are connected with the sliding rod 2642 by a sliding matching method, the inner side of the sliding rod 2642 is connected with the screen frame 2641, the sliding rod 2642 is provided with the connecting spring 2643, the outer side of the sliding rod 2642 is provided with a sliding block, the sliding block is connected with a wire guiding groove 2644 by a sliding matching method, the wire guiding groove 2644 is arranged on the fixing frame 261, the wire guiding groove 2644 is of a wave structure, when the rotating frame 263 rotates, the rotating frame 263 drives the outer side of the sliding rod 2642 to slide in the guiding groove 2644, the guiding groove 2644 of the wave structure drives the screen frame 2641 to reciprocate by the sliding rod 2642, so as to prevent large particles, the phenomenon of bag pasting caused by the fact that dust is gathered, adhered or crusted inside the filtering cloth bag and cannot be removed is avoided.

The frame 265 cross-section of giving vent to anger be the trapezium structure, evenly be provided with the venthole on the frame 265 of giving vent to anger, the venthole is linked together with the mount 261 is inside, concrete during operation, go out gas frame 265 align to grid in the mount 261 outside, be provided with the liquid guide groove between the adjacent frame 265 of giving vent to anger, when taking place to drip after the processing liquid after the atomizing condenses, the frame 265 of giving vent to anger of trapezium structure can prevent that liquid from flowing into the mount 261 inside through the venthole, avoid filtering the sack and wet and lead to adnexed particle impurity to take place the phenomenon of dew.

Atomizing mechanism 27 include connecting rod 271, atomizer 272 and scraper 273, rotating tube 24 on evenly be provided with connecting rod 271, evenly install atomizer 272 on the connecting rod 271 opposite face, install scraper 273 between the connecting rod 271 outside, concrete during operation, atomizer 272 can be with the even atomizing of treatment fluid, make the treatment fluid after the atomizing can contact with the harmful substance in the waste gas effectively, then the gas after the atomizing is adhered to on casing frame 21 inner wall under the effect of gravity and centrifugal force, scraper 273 can strike off impurity, do benefit to the follow-up collection of impurity.

Scraper 273 be the arc structure, scraper 273 is the corrosion-resistant plastics of stereoplasm and makes, the outside face of scraper 273 hugs closely with casing frame 21 inner wall, scraper 273 can clear away the impurity of casing frame 21 inner wall adhesion effectively, avoids taking place accumulational phenomenon.

The filter mechanism 28 include filter frame 281, filter screen 282 and bearing frame 283, the inside upper end of casing frame 21 install filter frame 281, filter frame 281 mid-mounting has the bearing frame 283, the bearing frame 283 is connected with the rotating tube 24, evenly be provided with the filtration pore on the filter frame 281, the inside packing of filter frame 281 has filter screen 282, during specific work, filter screen 282 can carry out secondary filter to waste gas, prevents to throw away in the gas after the emission and remains harmful gas.

The invention comprises the following steps in specific work:

the first step is as follows: firstly, the tunnel kiln waste gas enters the shell frame 21 through the gas inlet pipe 3, and when the high-pressure waste gas enters through the gas inlet frame 231, the gas inlet frame 231 with the inclined structure drives the waste gas to be obliquely sprayed, so that the high-pressure waste gas can drive the rotating pipe 24 to rotate through the turbine disc 232;

the second step is that: when the rotating pipe 24 rotates, the rotating pipe 24 stirs the treatment liquid through the stirring rod 252 to prevent the treatment liquid from depositing, and meanwhile, the liquid inlet pipe 251 feeds the treatment liquid into the atomizing mechanism 27, and the atomizer 272 can atomize the treatment liquid uniformly;

the third step: when the exhaust gas enters the processing mechanism 26, the rotating frame 263 can drive the vibrating screen unit 264 to effectively filter large-particle impurities in the exhaust gas, meanwhile, the vibrating screen unit 264 can prevent the large-particle impurities from being accumulated on a screen, so that the phenomenon of bag pasting caused by dust accumulation, adhesion or crusting in a filtering cloth bag and incapability of clearing is avoided, and the gas outlet frame 265 can discharge the filtered gas;

the fourth step: gas after will going out gas frame 265 discharge fully reacts with the treatment fluid after the atomizing, and then can get rid of the harmful substance in the waste gas effectively, then the gas after the atomizing receives on adhesion casing frame 21 inner wall under the effect of gravity and centrifugal force, and scraper blade 273 can strike off impurity, does benefit to the follow-up collection of impurity.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.