CN111780137A

CN111780137A - Industrial waste gas purification system capable of performing self-inspection and self-inspection method

Info

Publication number: CN111780137A
Application number: CN202010688169.6A
Authority: CN
Inventors: 赵峰祖
Original assignee: Xinxiang Zhulong Microelectronics Technology Co ltd
Current assignee: Xinxiang Zhulong Microelectronics Technology Co ltd
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2020-10-16

Abstract

The invention discloses an industrial waste gas purification system capable of performing self-checking and a self-checking method, and relates to the technical field of industrial waste gas purification. The invention comprises an incineration box, a water storage tank, a primary treatment tank, a recovery tank and a secondary treatment tank, wherein the water storage tank is fixedly connected to the top surface of the incineration box, a first conveying pipe is communicated and connected to one side surface of the incineration box, the other end of the first conveying pipe is communicated and connected to the top surface of the primary treatment tank, a second conveying pipe is communicated and connected to the middle part of one side surface of the primary treatment tank, and the other end of the second conveying pipe is communicated and connected to one side surface of the lower end of the secondary treatment tank. According to the invention, through the arrangement of the incineration box, the water storage tank, the exhaust column, the rotating pipe, the rotating ring, the connecting ring, the self-checking mechanism and the return pipe and the mutual cooperation among the components, the device has the advantages of good purification effect, high purification efficiency and resource consumption saving when in use, and the device has high self-checking sensitivity and strong secondary treatment pertinence.

Description

Industrial waste gas purification system capable of performing self-inspection and self-inspection method

Technical Field

The invention belongs to the technical field of industrial waste gas purification, and particularly relates to an industrial waste gas purification system capable of performing self-checking and a self-checking method, which are mainly used for purifying waste gas generated in industrial production.

Background

With the continuous development of society, various industries are developed vigorously, and one of the industries is one of the industries, but industrial equipment can generate a large amount of waste gas, which causes serious pollution to the environment, and the waste gas needs to be purified to reduce the pollution phenomenon to the environment, so a corresponding purification system is needed, the existing industrial waste gas purification system can use a large amount of existing resources (such as heat energy, electric energy and the like) in the waste gas purification process, and the industrial waste gas purification system has the problems of low purification efficiency and incomplete purification, in addition, in order to ensure that the discharged gas after treatment reaches the emission standard, a self-checking device is generally arranged on the industrial waste gas purification system, but the sensors in the existing self-checking device mostly adopt universal sensors, the detection sensitivity is low, and the gas can be directly conveyed to the original end of the purification system regardless of detecting which gas purification is not thorough, the resource consumption of purification is increased while the re-purification mode is complicated, so that the prior art needs to be improved, and the defects in the prior art are overcome.

Disclosure of Invention

The invention aims to provide an industrial waste gas purification system capable of performing self-checking and a self-checking method, wherein a burning box is arranged to burn organic waste gas in gas, heat after burning treatment heats water in a water storage tank to generate steam to perform steam desorption on an activated carbon adsorption layer in a secondary treatment tank, liquid water after desorbed water-containing gas is condensed by a condensing tube can be reused in the water storage tank, the heat energy and water resource are fully utilized, the consumption of the heat energy and water resource is reduced, the gas can be purified more thoroughly by arranging an exhaust hole on a rotating tube, the component content in the gas is accurately detected by a plurality of sensors for detecting specific gas in a self-checking mechanism, the detected gas is subjected to targeted backflow treatment, and the problems that a large amount of existing resources are consumed and the purification is not complete when the existing industrial waste gas purification system is used and the existing industrial waste gas purification system are solved The detection result is insufficient by a self-checking device, and the pertinence of the secondary purification mode is poor.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to an industrial waste gas purification system capable of self-checking, which comprises a burning box, a water storage tank, a primary treatment tank, a recovery tank and a secondary treatment tank, the top surface of the burning box is fixedly connected with a water storage tank, one side surface of the burning box is communicated and connected with a first conveying pipe, the other end of the first conveying pipe is communicated and connected with the top surface of the primary treatment tank, the middle part of one side surface of the primary treatment tank is communicated and connected with a second conveying pipe, the other end of the second conveying pipe is communicated and connected with one side surface of the lower end of the secondary treatment tank, the central position of the bottom surface of the secondary treatment tank is communicated and connected with the air inlet end of the condenser through a third conveying pipe, the air outlet end of the condenser is communicated and connected with the center of the top surface of the recovery tank through a fourth conveying pipe, the central position of the bottom surface of the recovery tank is communicated and connected with the central position of the top surface of the water storage tank through a fifth conveying pipe;

the top surface of the secondary treatment tank is communicated with the self-checking mechanism through a sixth conveying pipe;

the other side surface of the incineration box, which is opposite to the side surface provided with the first conveying pipe, is provided with a waste gas inlet pipe, the inner top surface of the incineration box is provided with a coiled pipe, and two ends of the coiled pipe respectively penetrate through the top surface of the incineration box and are communicated and connected with two side surfaces of the lower end of the water storage tank;

a first water pump is also connected in series at one end of the coiled pipe outside the incineration box and is fixedly arranged on the top surface of the incineration box;

an air inlet pipe is arranged at the lower end of the interior of the incineration box, one end of the air inlet pipe is arranged in a closed mode, and the other end of the air inlet pipe penetrates through the bottom plate of the incineration box and extends to the position below the incineration box to be communicated with an air outlet end of the air blower;

a plurality of air outlet holes are uniformly distributed on the bottom surface of an air inlet pipe in the incineration box along the axial direction, and arc-shaped wind shields are symmetrically arranged on the bottom surface in the incineration box below the air outlet holes;

a partition plate is fixedly connected to the position, located at the upper end of the second conveying pipe, inside the primary treatment tank, an exhaust column extends downwards from the center of the partition plate, and a first electromagnetic valve is arranged at the upper end of the exhaust column;

a connecting ring is uniformly and axially arranged on the outer wall of the exhaust column below the first electromagnetic valve, limiting grooves are symmetrically arranged on the upper side surface and the lower side surface of the connecting ring along the circumferential direction, and a plurality of through holes are uniformly and circumferentially arranged on the outer side surface of the connecting ring;

the connecting ring is also provided with a rotating ring in a matching way, the upper inner side wall and the lower inner side wall of one end of the rotating ring are symmetrically provided with limiting rings along the circumferential direction, and the limiting rings are used for being in clearance fit with the limiting grooves;

a plurality of rotating pipes are uniformly distributed on the outer side wall of the rotating ring along the circumferential direction, one end of each rotating pipe is arranged in a closed mode, the other end of each rotating pipe is communicated with the inside of the rotating ring, and exhaust holes are uniformly distributed on one side face of the lower end of each rotating pipe along the axial direction;

the self-checking mechanism comprises a sealing barrel, a flow distribution box and a hydraulic cylinder, a T-shaped column is sleeved in one end of the sealing barrel in a sliding mode, and a sixth conveying pipe is connected to the other end face of the sealing barrel in a communicating mode; a shunting box is arranged above the sealing barrel, and one side surface of the sealing barrel, which is close to the sixth conveying pipe, is communicated and connected with the shunting box through a gas conveying pipe;

one end face, close to the sixth conveying pipe, of the T-shaped column is fixedly connected with a sealing disc, the other end face of the T-shaped column is fixedly connected with a hydraulic cylinder, and a fixing section of the hydraulic cylinder is fixedly connected to the outer side wall of the sealing cylinder through a fixing frame;

five air outlet pipes are uniformly distributed on the other side surface of the flow distribution box opposite to the air conveying pipe, and second electromagnetic valves are fixedly mounted on the air outlet pipes;

four grooves are arranged on the inner bottom surface of the sealing cylinder on one side of the gas conveying pipe in parallel along the axial direction, and detection sensors are fixedly arranged in the grooves.

Furthermore, an electric heating ring is fixedly mounted on the inner bottom surface of the water storage tank, a water adding pipe and a steam pipe are respectively communicated and arranged on the two sides of the fifth conveying pipe on the top surface of the water storage tank, and a third electromagnetic valve and a fourth electromagnetic valve are respectively fixedly mounted on the water adding pipe and the steam pipe.

Further, the other end intercommunication of steam pipe is connected on the top surface of secondary treatment jar, still establish ties on the steam pipe and have first booster pump, first booster pump fixed mounting is on the top surface of secondary treatment jar.

Further, a fifth electromagnetic valve is fixedly arranged on a third conveying pipe below the secondary treatment tank; and an active carbon adsorption layer is arranged at the middle position in the secondary treatment tank.

Furthermore, one side of the top surface of the primary treatment tank is communicated and connected with an ozone pipe, and a second booster pump is fixedly installed on the ozone pipe; the bottom surface central point of primary treatment jar puts the intercommunication and is connected with the drain pipe, and the intercommunication is connected with the feed liquor pipe on the lateral wall of primary treatment jar of division board below simultaneously, fixed mounting has the sixth solenoid valve on the drain pipe.

Furthermore, one side of the top surface of the recovery tank is communicated with a collecting pipe, and a fifth conveying pipe below the recovery tank is connected with a second water pump in series.

Furthermore, four of five air outlet pipes arranged in parallel above the flow distribution box are communicated and connected with return pipes, and the other ends of the four return pipes are respectively communicated and connected with the incineration box, the first conveying pipe, the exhaust column and the second conveying pipe.

The invention also provides a self-checking method of the industrial waste gas purification system, which can carry out self-checking and specifically comprises the following steps:

s1: the hydraulic cylinder is contracted to drive the sealing disc to move in the sealing cylinder in four sections from one end close to the sixth conveying pipe to the other end, and at the moment, the four detection sensors are positioned on one side, close to the T-shaped column, of the sealing disc;

s2: the first section of the hydraulic cylinder is contracted, the first detection sensor close to one side of the sixth conveying pipe is displayed and is contacted with the gas in the sealing cylinder, the displayed detection sensor is used for detecting the content of the organic gas in the gas, when the content of the organic gas is detected to exceed the standard, the second electromagnetic valve on the gas outlet pipe connected with the incineration box through the return pipe is controlled to be opened, and the gas flows into the incineration box through the return pipe for secondary treatment;

s3: when the detection sensor detects that the content of the organic gas meets the standard, the hydraulic cylinder contracts in a second section, the second detection sensor close to one side of the sixth conveying pipe is displayed and is contacted with the gas in the sealing cylinder, the displayed detection sensor is used for detecting the content of the nitrogen-containing gas in the gas, when the content of the nitrogen-containing gas is detected to exceed the standard, a second electromagnetic valve on a gas outlet pipe connected with the first conveying pipe through a return pipe is controlled to be opened, and the gas flows into the primary treatment tank through the return pipe to be treated again;

s4: when the detection sensor detects that the nitrogen-containing gas meets the standard, the hydraulic cylinder contracts in the third section, the third detection sensor close to one side of the sixth delivery pipe is displayed and is in contact with the gas in the sealing cylinder, the displayed detection sensor is used for detecting dust and water-soluble gas in the gas, when the dust and/or the water-soluble gas are detected to exceed the standard, the second electromagnetic valve on the gas outlet pipe connected with the exhaust column through the return pipe is controlled to be opened, and the gas flows into the exhaust column through the return pipe to be processed again;

s5: when the detection sensor detects that the dust and the water-soluble gas meet the standard, the hydraulic cylinder contracts in the fourth section, the fourth detection sensor close to one side of the sixth delivery pipe is displayed and is in contact with the gas in the sealing cylinder, the displayed detection sensor is used for detecting the content of the gas which is difficult to dissolve in water in the gas, when the content of the gas which is difficult to dissolve in water is detected to exceed the standard, a second electromagnetic valve on a gas outlet pipe connected with the second delivery pipe through a return pipe is controlled to be opened, and the gas flows into the secondary treatment tank through the return pipe to be treated again;

s6: when the detection sensor detects that the gas which is difficult to dissolve in water meets the standard, the second electromagnetic valves in S2, S3, S4 and S5 are closed all the time, the fifth second electromagnetic valve which is closest to one side of the sixth delivery pipe is opened, and the gas is discharged into the air through the air outlet pipe;

s7: when the time for the gas to vent to the atmosphere reaches T, the cylinder is extended again, the seal plate is returned to the position of S1, and the above steps are repeated.

The invention has the following beneficial effects:

1. the invention is through setting up of burning box, storage water tank, exhaust column, rotating tube, rotating ring and go-between, while using, the setting up of burning box can burn the organic waste gas in the waste gas, the heat produced after burning heats the water in the storage water tank through the conduction of the coiled pipe, the water vapor produced by heating is conveyed to the second treatment tank through the steam pipe and desorbed the active carbon adsorption layer, the gas with steam produced after desorption realizes the gas-liquid separation after condensing through the condenser, the recovery tank is used for collecting the liquid water, the liquid water collected is conveyed to the storage water tank again through the fifth conveying pipe for reusing, this arrangement can utilize heat and water resource, avoid the consumption of existing resource, can be used for washing the waste gas through the setting up of rotating tube on the exhaust column and the exhaust hole that equipartition set up on the rotating tube, the setting up of live tube equipartition on the blast pipe makes the washing more high-efficient, through normal running fit's setting between rotating ring and the go-between, and the exhaust hole sets up the setting in exhaust post lower extreme one side, at carminative in-process, through the effect of air current, can realize that the exhaust post is rotating on same rotating ring, make waste gas can be fast and the washing liquid contact, improve the efficiency of washing, this setting has solved a large amount of current resources of consumption and the incomplete problem of purification when current industrial waste gas purification system uses.

2. According to the invention, through the arrangement of the self-checking mechanism and the return pipes, when the device is used, four detection sensors in the self-checking mechanism are respectively used for targeted detection of organic gas, nitrogen-containing gas, dust, water-soluble gas and water-insoluble gas, so that the detection sensitivity is improved, through the arrangement that the four return pipes are respectively connected with the incineration box, the first conveying pipe, the exhaust column and the second conveying pipe, the device can be used for targeted secondary treatment of substances exceeding the standard in waste gas, the self-checking efficiency is improved, and the problems of insufficient detection result and poor pertinence of a secondary purification mode of the conventional self-checking device for the industrial waste gas purification system are solved.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a left side view of FIG. 1;

FIG. 4 is a schematic view showing the internal structure of the connecting body of the incineration tank and the water storage tank;

FIG. 5 is a bottom view of FIG. 4;

FIG. 6 is a cross-sectional view of FIG. 4;

FIG. 7 is an enlarged view taken at A in FIG. 6;

FIG. 8 is a schematic view showing the overall structure of a primary treatment tank;

FIG. 9 is a schematic view showing the internal structure of a primary treatment tank;

FIG. 10 is a cross-sectional view of a primary treatment tank;

FIG. 11 is an enlarged view at B of FIG. 10;

FIG. 12 is a cross-sectional view of a secondary treatment tank;

FIG. 13 is a schematic view of the overall structure of the self-test mechanism;

FIG. 14 is an exploded view of the T-post of the self-testing mechanism.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an incineration box; 2. a water storage tank; 3. a primary treatment tank; 4. a condenser; 5. a recovery tank; 6. a fifth delivery pipe; 7. a fourth delivery pipe; 8. a first delivery pipe; 9. a secondary treatment tank; 10. a second delivery pipe; 11. a steam pipe; 12. a self-checking mechanism; 13. a third delivery pipe; 14. an exhaust column; 101. a blower; 102. an exhaust gas inlet pipe; 103. an air inlet pipe; 104. an arc wind deflector; 105. a first water pump; 106. a serpentine tube; 107. an air outlet; 201. an electric heating ring; 202. a third electromagnetic valve; 203. a water feeding pipe; 301. a liquid inlet pipe; 302. a liquid outlet pipe; 303. a second booster pump; 304. an ozone tube; 305. a sixth electromagnetic valve; 306. a partition plate; 501. a collection pipe; 601. a second water pump; 901. an activated carbon adsorption layer; 1101. a fourth solenoid valve; 1102. a first booster pump; 1201. a sealing cylinder; 1202. a hydraulic cylinder; 1203. a shunt box; 1204. an air outlet pipe; 1205. a return pipe; 1206. a sixth delivery pipe; 1207. a second solenoid valve; 1208. a gas delivery pipe; 1209. a fixed mount; 12010. a T-shaped column; 12011. sealing the disc; 12012. a detection sensor; 1301. a fifth solenoid valve; 1401. a rotating ring; 1402. rotating the tube; 1403. a first solenoid valve; 1404. a limiting ring; 1405. a through hole; 1406. a limiting groove; 1407. an exhaust hole; 1408. and (7) connecting rings.

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.

In the description of the present invention, it is to be understood that the terms "open", "one side", "lower", "height", "in the annular direction", "concentrically arranged", "alternately connected", "inner", "peripheral side", "outer", and the like, indicate orientations or positional relationships and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Example one

Referring to fig. 1-3, the present invention is an industrial waste gas purification system capable of performing self-test, comprising a burning box 1, a water storage tank 2, a primary treatment tank 3, a recovery tank 5 and a secondary treatment tank 9, wherein the basic components of the apparatus are shown in the figure, the water storage tank 2 is fixedly connected to the top surface of the burning box 1, a first delivery pipe 8 is connected to one side surface of the burning box 1 in a communicating manner, the other end of the first delivery pipe 8 is connected to the top surface of the primary treatment tank 3 in a communicating manner, the apparatus is used for delivering gas in the burning box 1 to the primary treatment tank 3, a second delivery pipe 10 is connected to the middle part of one side surface of the primary treatment tank 3 in a communicating manner, the other end of the second delivery pipe 10 is connected to one side surface of the lower end of the secondary treatment tank 9 in a communicating manner, the apparatus is used for delivering gas treated in the primary treatment tank 3 to the secondary treatment tank, the center of the bottom surface of the secondary treatment tank 9 is communicated and connected with the air inlet end of the condenser 4 through a third conveying pipe 13, the device is used for conveying the gas treated by the secondary treatment tank 9 into the condenser 4, the air outlet end of the condenser 4 is communicated and connected with the center of the top surface of the recovery tank 5 through a fourth conveying pipe 7, the device is used for conveying the gas and liquid treated by the condenser 4 into the recovery tank 5, the center of the bottom surface of the recovery tank 5 is communicated and connected with the center of the top surface of the water storage tank 2 through a fifth conveying pipe 6, and the device is used for conveying the liquid water in the recovery tank 5 into the water storage tank 2;

one side of the top surface of the secondary treatment tank 9 is communicated with a self-checking mechanism 12 through a sixth conveying pipe 1206, and the self-checking mechanism 12 is used for detecting the gas after purification treatment;

one side of the top surface of the recovery tank 5 is connected with a collecting pipe 501 in a communicating manner, the collecting pipe 501 is externally connected with a collecting device and is used for collecting gases which are difficult to dissolve in water in a concentrated manner, and a second water pump 601 is connected on a fifth conveying pipe 6 below the recovery tank 5 in series.

Referring to fig. 4-7, the other side of the incineration box 1 opposite to the first conveying pipe 8 is provided with a waste gas inlet pipe 102, the waste gas inlet pipe 102 is externally connected with a waste gas pipeline for inputting waste gas into the incineration box 1, the inner top surface of the incineration box 1 is provided with a serpentine pipe 106, and two ends of the serpentine pipe 106 respectively penetrate through the top surface of the incineration box 1 and are connected to two side surfaces of the lower end of the water storage tank 2;

a first water pump 105 is also connected in series at one end of the coiled pipe 106 at the outer side of the incineration box 1, the first water pump 105 is fixedly installed on the top surface of the incineration box 1, and the coiled pipe 106 and the first water pump 105 are arranged in a matching way, so that heat can be taken away by continuous backflow of water in the water storage tank 2;

an air inlet pipe 103 is arranged at the lower end of the interior of the incineration box 1, one end of the air inlet pipe 103 is arranged in a closed manner, the other end of the air inlet pipe 103 penetrates through the bottom plate of the incineration box 1 and extends to the lower part of the incineration box 1 to be communicated and connected with an air outlet end of the blower 101, and the air inlet pipe 103 is arranged to blow air into the incineration box 1 so as to enable organic gas to be fully combusted;

burn and be provided with a plurality of ventholes 107 along the axial equipartition on the inside intake pipe 103 bottom surface of case 1, the symmetry is provided with arc deep bead 104 on the burning case 1 bottom surface of venthole 107 below, and venthole 107 is used for the air tank to burn the income of case 1, and the setting of arc deep bead 104 can play the effect of direction to the flow direction of air, makes air and organic gas fully contact.

Referring to fig. 8-11, a partition plate 306 is fixedly connected to the upper end of the second conveying pipe 10 inside the primary treatment tank 3, the partition plate 306 is arranged to divide the primary treatment tank 3 into two opposite spaces, the upper end of the partition plate 306 converts nitrogen monoxide into nitrogen dioxide and the like through ozone, so as to improve the water solubility of the gas, a water washing liquid is arranged at the lower end of the partition plate 306, the water washing liquid can be used for cleaning dust in the exhaust gas, neutralizing the water-soluble gas and complexing and precipitating heavy metals, an exhaust column 14 is arranged at the center of the partition plate 306 in a downward extending manner, a first solenoid valve 1403 is arranged at the upper end of the exhaust column 14, and the first solenoid valve 1403 is used for controlling the on-off of the exhaust column 14;

a connecting ring 1408 is uniformly and axially arranged on the outer wall of the exhaust column 14 below the first solenoid valve 1403, limiting grooves 1406 are symmetrically arranged on the upper side and the lower side of the connecting ring 1408 along the circumferential direction, and a plurality of through holes 1405 are uniformly and circumferentially arranged on the outer side of the connecting ring 1408;

the connecting ring 1408 is also provided with a rotating ring 1401 in a matching manner, the upper inner side wall and the lower inner side wall of one end of the rotating ring 1401 are symmetrically provided with a limiting ring 1404 along the circumferential direction, and the limiting ring 1404 is used for being in clearance fit with a limiting groove 1406, so that the rotating ring 1401 can freely rotate while the sealing between the connecting ring 1408 and the rotating ring 1401 is realized;

a plurality of rotating pipes 1402 are uniformly distributed on the outer side wall of the rotating ring 1401 along the circumferential direction, one end of each rotating pipe 1402 is arranged in a closed mode, the other end of each rotating pipe 1402 is communicated with the inside of the rotating ring 1401, exhaust holes 1407 are uniformly distributed on one side face of the lower end of each rotating pipe 1402 along the axial direction, and the arrangement can realize free rotation of the rotating pipes 1402 under the action of airflow when waste gas is exhausted through the exhaust holes 1407, so that the full contact between the waste gas and liquid is improved;

one side of the top surface of the primary treatment tank 3 is communicated with an ozone pipe 304, the ozone pipe 304 is externally connected with an ozone generator, ozone can be blown into the primary treatment tank 3 through the arrangement of a second booster pump 303, and the second booster pump 303 is fixedly arranged on the ozone pipe 304; bottom surface central point of one-level processing jar 3 puts the intercommunication and is connected with drain pipe 302, and the intercommunication is connected with feed liquor pipe 301 on 3 lateral walls of one-level processing jar of division board 306 below simultaneously, and fixed mounting has sixth solenoid valve 305 on the drain pipe 302, and the setting of drain pipe 302 is used for the processing to rinsing liquid with filter mechanism, including the filtration of heavy metal complex and dust, the adjustment of rinsing liquid pH valve etc. rinsing liquid after the adjustment again through feed liquor pipe 301 backward flow in one-level processing jar 3.

Referring to fig. 13-14, the self-checking mechanism 12 includes a sealing cylinder 1201, a diverting box 1203 and a hydraulic cylinder 1202, the sealing cylinder 1201 is slidably sleeved with a T-shaped column 12010 inside one end, and meanwhile, the sealing cylinder 1201 is connected to a sixth delivery pipe 1206 on the other end; a diversion box 1203 is arranged above the sealing cylinder 1201, and one side surface of the sealing cylinder 1201 close to the sixth conveying pipe 1206 is communicated and connected with the diversion box 1203 through a gas conveying pipe 1208;

one end face, close to the sixth delivery pipe 1206, of the T-shaped column 12010 is fixedly connected with a sealing disc 12011, the sealing disc 12011 is arranged to improve the sealing performance between the T-shaped column 12010 and the sealing cylinder 1201, meanwhile, the other end face of the T-shaped column 12010 is fixedly connected with a hydraulic cylinder 1202, and a fixing section of the hydraulic cylinder 1202 is fixedly connected to the outer side wall of the sealing cylinder 1201 through a fixing frame 1209;

five air outlet pipes 1204 are uniformly arranged on the other side surface of the diversion box 1203 opposite to the air conveying pipe 1208, second electromagnetic valves 1207 are fixedly arranged on the air outlet pipes 1204, and the second electromagnetic valves 1207 are arranged to control the on-off of the air outlet pipes 1204;

four air outlet pipes 1204 of five air outlet pipes 1204 arranged in parallel above the flow dividing box 1203 are all communicated and connected with return pipes 1205, and the other ends of the four return pipes 1205 are respectively communicated and connected with the incineration box 1, the first delivery pipe 8, the exhaust column 14 and the second delivery pipe 10, the arrangement can pertinently realize secondary treatment of waste gas exceeding the standard, and the air outlet pipes 1204 connected with the return pipes 1205 are used for discharging standard air;

four grooves are arranged in parallel along the axial direction on the inner bottom surface of the sealing cylinder 1201 on one side of the gas pipe 1208, detection sensors 12012 are fixedly arranged in the grooves, and the four detection sensors 12012 are respectively used for pertinence detection of organic gas, nitrogen-containing gas, dust, water-soluble gas and water-insoluble gas.

Referring to fig. 4-6, an electric heating ring 201 is fixedly installed on an inner bottom surface of the water storage tank 2, the electric heating ring 201 is installed to assist in heating water in the water storage tank 2, a water feeding pipe 203 and a steam pipe 11 are respectively and communicatively installed on two sides of the fifth delivery pipe 6 on the top surface of the water storage tank 2, the water feeding pipe 203 is installed to be externally connected with a water source, and a third electromagnetic valve 202 and a fourth electromagnetic valve 1101 are respectively and fixedly installed on the water feeding pipe 203 and the steam pipe 11.

Referring to fig. 12, the other end of the steam pipe 11 is connected to the top surface of the secondary treatment tank 9, the steam pipe 11 is also connected in series with a first booster pump 1102, the first booster pump 1102 is fixedly installed on the top surface of the secondary treatment tank 9, and the first booster pump 1102 is arranged to pressurize steam;

a fifth electromagnetic valve 1301 is fixedly arranged on the third conveying pipe 13 below the secondary treatment tank 9; an active carbon adsorption layer 901 is arranged at the inner middle position of the secondary treatment tank 9, and the active carbon adsorption layer 901 is arranged and used for adsorbing gas which is difficult to dissolve in water;

the electrical components in the device are all intelligently controlled through the PLC.

s1: the contraction of the hydraulic cylinder 1202 is used for driving the sealing plate 12011 to move in four sections from one end close to the sixth delivery pipe 1206 to the other end in the sealing cylinder 1201, and at the moment, the four detection sensors 12012 are positioned on one side, close to the T-shaped column 12010, of the sealing plate 12011;

s2: by the contraction of the first section of the hydraulic cylinder 1202, a first detection sensor 12012 close to one side of the sixth delivery pipe 1206 is displayed and is in contact with the gas in the sealed cylinder 1201, the displayed detection sensor 12012 is used for detecting the content of the organic gas in the gas, when the content of the organic gas is detected to exceed the standard, a second electromagnetic valve 1207 on a gas outlet pipe 1204 connected with the incineration tank 1 through a return pipe 1205 is controlled to be opened, and the gas flows into the incineration tank 1 through the return pipe 1205 to be treated again;

s3: when the detection sensor 12012 detects that the content of the organic gas meets the standard, the hydraulic cylinder 1202 contracts for the second period, the second detection sensor 12012 close to one side of the sixth delivery pipe 1206 is displayed and is contacted with the gas in the sealed cylinder 1201, the displayed detection sensor 12012 is used for detecting the content of the nitrogen-containing gas in the gas, when the content of the nitrogen-containing gas is detected to exceed the standard, a second electromagnetic valve 1207 on an air outlet pipe 1204 connected with the first delivery pipe 8 through a return pipe 1205 is controlled to be opened, and the gas flows into the primary treatment tank 3 through the return pipe 1205 to be treated again;

s4: when the detection sensor 12012 detects that the nitrogen-containing gas meets the standard, the hydraulic cylinder 1202 contracts in a third section, the third detection sensor 12012 close to one side of the sixth delivery pipe 1206 is displayed and is in contact with the gas in the sealed cylinder 1201, the displayed detection sensor 12012 is used for checking dust and water-soluble gas in the gas, when the dust and/or the water-soluble gas exceed the standard, a second electromagnetic valve 1207 on an air outlet pipe 1204 connected with the exhaust column 14 through a return pipe 1205 is controlled to be opened, and the gas flows into the exhaust column 14 through the return pipe 1205 to be processed again;

s5: when the detection sensor 12012 detects that the dust and the water-soluble gas meet the standard, the hydraulic cylinder 1202 contracts in the fourth section, the fourth detection sensor 12012 close to one side of the sixth delivery pipe 1206 is displayed and is in contact with the gas in the sealed cylinder 1201, the displayed detection sensor 12012 is used for checking the content of the gas which is difficult to dissolve in water in the gas, when the content of the gas which is difficult to dissolve in water is detected to exceed the standard, the second electromagnetic valve 1207 on the gas outlet pipe 1204 connected with the second delivery pipe 10 through the return pipe 1205 is controlled to be opened, and the gas flows into the secondary treatment tank 9 through the return pipe 1205 to be treated again;

s6: when the detection sensor 12012 detects that the gas hardly soluble in water meets the standard, the second solenoid valve 1207 of S2, S3, S4, and S5 is always closed, the fifth second solenoid valve 1207 closest to the side of the sixth delivery pipe 1206 is opened, and the gas is discharged into the air through the outlet pipe 1204;

s7: when the time for the gas to be discharged into the air reaches T, the cylinder 1202 is extended again, the seal disk 12011 is returned to the position of S1, and the above steps are repeated.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an industrial waste gas purification system that can carry out self-checking, includes burning case (1), storage water tank (2), primary treatment jar (3), recovery tank (5) and secondary treatment jar (9), its characterized in that: a water storage tank (2) is fixedly connected on the top surface of the incineration box (1), a first conveying pipe (8) is communicated and connected on one side surface of the incineration box (1), the other end of the first conveying pipe (8) is communicated and connected with the top surface of the primary treatment tank (3), the middle part of one side surface of the primary treatment tank (3) is communicated and connected with a second conveying pipe (10), the other end of the second conveying pipe (10) is communicated and connected with one side surface of the lower end of the secondary treatment tank (9), the center of the bottom surface of the secondary treatment tank (9) is communicated and connected with the air inlet end of the condenser (4) through a third conveying pipe (13), the air outlet end of the condenser (4) is communicated and connected with the center of the top surface of the recovery tank (5) through a fourth conveying pipe (7), the central position of the bottom surface of the recovery tank (5) is communicated and connected with the central position of the top surface of the water storage tank (2) through a fifth conveying pipe (6);

wherein, one side of the top surface of the secondary treatment tank (9) is communicated with the self-checking mechanism (12) through a sixth conveying pipe (1206);

the other side face, opposite to the first conveying pipe (8), of the incineration box (1) is provided with a waste gas inlet pipe (102), the inner top face of the incineration box (1) is provided with a coiled pipe (106), and two ends of the coiled pipe (106) penetrate through the top face of the incineration box (1) respectively and are communicated and connected with two side faces of the lower end of the water storage tank (2);

a first water pump (105) is also connected in series to one end of the coiled pipe (106) on the outer side of the incineration box (1), and the first water pump (105) is fixedly installed on the top surface of the incineration box (1);

an air inlet pipe (103) is arranged at the lower end of the interior of the incineration box (1), one end of the air inlet pipe (103) is arranged in a closed mode, and the other end of the air inlet pipe (103) penetrates through the bottom plate of the incineration box (1) and extends to the position below the incineration box (1) to be communicated and connected with an air outlet end of the air blower (101);

a plurality of air outlet holes (107) are uniformly distributed on the bottom surface of an air inlet pipe (103) in the incineration box (1) along the axial direction, and arc-shaped wind shields (104) are symmetrically arranged on the inner bottom surface of the incineration box (1) below the air outlet holes (107);

a partition plate (306) is fixedly connected to the position, located at the upper end of the second conveying pipe (10), inside the primary treatment tank (3), an exhaust column (14) extends downwards from the center of the partition plate (306), and a first electromagnetic valve (1403) is arranged at the upper end of the exhaust column (14);

connecting rings (1408) are uniformly and axially arranged on the outer wall of the exhaust column (14) below the first electromagnetic valve (1403), limiting grooves (1406) are symmetrically arranged on the upper side surface and the lower side surface of each connecting ring (1408) along the circumferential direction, and a plurality of through holes (1405) are uniformly and circumferentially arranged on the outer side surface of each connecting ring (1408);

the connecting ring (1408) is also provided with a rotating ring (1401) in a matching manner, the upper inner side wall and the lower inner side wall of one end of the rotating ring (1401) are symmetrically provided with limit rings (1404) along the circumferential direction, and the limit rings (1404) are used for being in clearance fit with limit grooves (1406);

a plurality of rotating pipes (1402) are uniformly arranged on the outer side wall of the rotating ring (1401) along the circumferential direction, one ends of the rotating pipes (1402) are arranged in a closed mode, the other ends of the rotating pipes (1402) are communicated with the inside of the rotating ring (1401), and exhaust holes (1407) are uniformly arranged on one side surface of the lower end of each rotating pipe (1402) along the axial direction;

the self-checking mechanism (12) comprises a sealing cylinder (1201), a shunting box (1203) and a hydraulic cylinder (1202), wherein a T-shaped column (12010) is sleeved in one end of the sealing cylinder (1201) in a sliding mode, and meanwhile the other end face of the sealing cylinder (1201) is connected with a sixth conveying pipe (1206) in a communicating mode; a shunting box (1203) is arranged above the sealing cylinder (1201), and one side surface of the sealing cylinder (1201) close to the sixth conveying pipe (1206) is communicated and connected with the shunting box (1203) through a gas conveying pipe (1208);

one end face, close to the sixth conveying pipe (1206), of the T-shaped column (12010) is fixedly connected with a sealing disc (12011), the other end face of the T-shaped column (12010) is fixedly connected with a hydraulic cylinder (1202), and a fixing section of the hydraulic cylinder (1202) is fixedly connected to the outer side wall of the sealing cylinder (1201) through a fixing frame (1209);

five air outlet pipes (1204) are uniformly arranged on the other side surface of the flow dividing box (1203) opposite to the air conveying pipe (1208), and second electromagnetic valves (1207) are fixedly arranged on the air outlet pipes (1204);

four grooves are arranged in parallel along the axial direction on the inner bottom surface of the sealing barrel (1201) on one side of the gas conveying pipe (1208), and detection sensors (12012) are fixedly arranged in the grooves.

2. The industrial waste gas purification system capable of self-checking according to claim 1, wherein an electric heating ring (201) is fixedly installed on the inner bottom surface of the water storage tank (2), a water feeding pipe (203) and a steam pipe (11) are respectively and communicatively arranged on the top surface of the water storage tank (2) and positioned on two sides of the fifth delivery pipe (6), and a third electromagnetic valve (202) and a fourth electromagnetic valve (1101) are respectively and fixedly installed on the water feeding pipe (203) and the steam pipe (11).

3. The industrial waste gas purification system capable of self-test according to claim 2, wherein the other end of the steam pipe (11) is connected to the top surface of the secondary treatment tank (9), the steam pipe (11) is further connected in series with a first booster pump (1102), and the first booster pump (1102) is fixedly installed on the top surface of the secondary treatment tank (9).

4. The industrial waste gas purification system capable of self-checking as claimed in claim 1, wherein a fifth solenoid valve (1301) is fixedly installed on the third delivery pipe (13) below the secondary treatment tank (9); an active carbon adsorption layer (901) is arranged at the middle position in the secondary treatment tank (9).

5. The industrial waste gas purification system capable of self-checking as claimed in claim 1, wherein an ozone pipe (304) is connected to one side of the top surface of the primary treatment tank (3), and a second booster pump (303) is fixedly installed on the ozone pipe (304); the bottom surface central point of primary treatment jar (3) puts the intercommunication and is connected with drain pipe (302), and the intercommunication is connected with feed liquor pipe (301) on one-level treatment jar (3) the lateral wall of division board (306) below simultaneously, fixed mounting has sixth solenoid valve (305) on drain pipe (302).

6. The industrial waste gas purification system capable of self-checking as claimed in claim 1, wherein a collecting pipe (501) is connected to one side of the top surface of the recovery tank (5), and a second water pump (601) is connected in series to a fifth conveying pipe (6) below the recovery tank (5).

7. The industrial waste gas purification system capable of self-checking according to claim 1, wherein four of the five outlet pipes (1204) arranged in parallel above the flow dividing box (1203) are connected with return pipes (1205) in a communicating manner, and the other ends of the four return pipes (1205) are respectively connected with the incineration box (1), the first delivery pipe (8), the exhaust column (14) and the second delivery pipe (10) in a communicating manner.

8. A self-checking method of an industrial waste gas purification system capable of self-checking is characterized by comprising the following steps:

s1: the hydraulic cylinder (1202) is contracted to drive the sealing disc (12011) to move in four sections from one end close to the sixth delivery pipe (1206) to the other end in the sealing cylinder (1201), and at the moment, the four detection sensors (12012) are positioned on one side, close to the T-shaped column (12010), of the sealing disc (12011);

s2: by the contraction of the first section of the hydraulic cylinder (1202), a first detection sensor (12012) close to one side of the sixth delivery pipe (1206) is displayed and is in contact with the gas in the sealed cylinder (1201), the displayed detection sensor (12012) is used for detecting the content of the organic gas in the gas, when the content of the organic gas is detected to exceed the standard, a second electromagnetic valve (1207) on an air outlet pipe (1204) connected with the incineration box (1) through a return pipe (1205) is controlled to be opened, and the gas flows into the incineration box (1) through the return pipe (1205) for further treatment;

s3: when the detection sensor (12012) detects that the content of the organic gas meets the standard, the hydraulic cylinder (1202) contracts for the second period, the second detection sensor (12012) close to one side of the sixth delivery pipe (1206) is displayed and is contacted with the gas in the sealed cylinder (1201), the displayed detection sensor (12012) is used for detecting the content of the nitrogen-containing gas in the gas, when the content of the nitrogen-containing gas is detected to exceed the standard, a second electromagnetic valve (1207) on an air outlet pipe (1204) connected with the first delivery pipe (8) through a return pipe (1205) is controlled to be opened, and the gas flows into the primary treatment tank (3) through the return pipe (1205) to be treated again;

s4: when the detection sensor (12012) detects that the nitrogen-containing gas meets the standard, the hydraulic cylinder (1202) contracts in a third section, the third detection sensor (12012) close to one side of the sixth delivery pipe (1206) is displayed and is in contact with the gas in the sealed cylinder (1201), the displayed detection sensor (12012) is used for detecting dust and water-soluble gas in the gas, when the dust and/or the water-soluble gas are detected to exceed the standard, a second electromagnetic valve (1207) on a gas outlet pipe (1204) connected with the exhaust column (14) through a return pipe (1205) is controlled to be opened, and the gas flows into the exhaust column (14) through the return pipe (1205) for further treatment;

s5: when the detection sensor (12012) detects that dust and water-soluble gas meet the standard, the hydraulic cylinder (1202) contracts in a fourth section, the fourth detection sensor (12012) close to one side of the sixth delivery pipe (1206) is displayed and is in contact with the gas in the sealed cylinder (1201), the displayed detection sensor (12012) is used for checking the content of the gas which is difficult to dissolve in water in the gas, when the content of the gas which is difficult to dissolve in water is detected to exceed the standard, a second electromagnetic valve (1207) on a gas outlet pipe (1204) connected with the second delivery pipe (10) through a return pipe (1205) is controlled to be opened, and the gas flows into a secondary treatment tank (9) through the return pipe (1205) to be treated again;

s6: when the detection sensor (12012) detects that the gas which is difficult to dissolve in water meets the standard, the second electromagnetic valve (1207) in the S2, the S3, the S4 and the S5 is closed all the time, the fifth second electromagnetic valve (1207) which is closest to one side of the sixth delivery pipe (1206) is opened, and the gas is discharged into the air through the air outlet pipe (1204);

s7: when the time for the gas to be discharged into the air reaches T, the cylinder 1202 is once more extended, the seal plate 12011 is returned to the position of S1, and the above steps are repeated.