O-chloroaniline production tail gas treatment device

Abstract

The utility model relates to the technical field of waste gas treatment, in particular to an o-chloroaniline production tail gas treatment device which comprises a treatment tower and a treatment assembly, and the treatment assembly comprises a gas inlet pipe, a sealing piece, a spraying sedimentation piece, a gas outlet pipe, a filter box, an assembly plate, two installation pieces, a gas treatment piece, an exhaust fan and an exhaust pipe. Tail gas enters the treatment tower and then is sprayed and filtered by the spraying sedimentation part, large particle pollutants are filtered through atomized water vapor, then the sprayed and filtered waste gas is conveyed into the filter box through the gas outlet pipe under the control of the exhaust fan, and secondary gas filtration is performed through the gas treatment part on the assembly plate in the filter box. According to the waste gas treatment device disclosed by the invention, the problem of certain pollution caused by direct emission of harmful substances which cannot pass through sedimentation in the gas to the outside due to direct emission of the gas after the harmful components are settled to the outside in the existing waste gas treatment device is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste gas treatment technical field especially relates to a kind of o-chloroaniline production tail gas treatment device. BACKGROUND

[0002] O-chloroaniline production tail gas mainly includes hydrogen, volatile organic compounds (such as aniline compounds) and possible unreacted raw material gas etc., in order to prevent environmental pollution and protect occupational health and safety, therefore need to handle tail gas, the existing treatment device method is settled to other harmful components in waste gas.

[0003] Prior art (CN206566679U) discloses a kind of waste gas treatment device, including main cylinder, waste gas inlet pipe being located at the lower end of main cylinder, waste gas outlet pipe being located at the upper end of main cylinder, support is erected in the inside of main cylinder, multiple dust cloth are hung on the support, multiple spraying devices are located above the support, harmful components in waste gas are settled by spraying device.

[0004] But using the above-mentioned mode, since the gas after the settlement of harmful components is directly discharged to outside, some harmful substances in gas that cannot be settled will also be directly discharged to outside, so there is certain pollution. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of o-chloroaniline production tail gas treatment device, to solve the problem of the existing waste gas treatment device, since the gas after the settlement of harmful components is directly discharged to outside, some harmful substances in gas that cannot be settled will also be directly discharged to outside, so there is certain pollution.

[0006] To achieve the above-mentioned purpose, the utility model provides a kind of o-chloroaniline production tail gas treatment device, including processing tower and processing component,

[0007] The processing component includes air inlet pipe, sealing element, spraying settlement piece, air outlet pipe, filter box, assembly plate, two mounting pieces, gas processing piece, exhaust fan and exhaust pipe;

[0008] The air inlet pipe is communicated with the processing tower, and located in one side of the processing tower;The sealing element is arranged in one side of the air inlet pipe;The spraying settlement piece is arranged in one side of the processing tower;The air outlet pipe is communicated with the processing tower, and located in one side of the processing tower;The filter box is communicated with the air outlet pipe, and located in one side of the air outlet pipe;The assembly plate is located in one side of the filter box;Two mounting pieces are arranged in two sides of the assembly plate respectively;The gas processing piece is arranged in one side of the assembly plate;The exhaust fan is communicated with the filter box, and located in one side of the filter box;The exhaust pipe is communicated with the exhaust fan, and located in one side of the exhaust fan.

[0009] The sealing member comprises an expansion ring and a sealing ring, the expansion ring is fixedly connected with the air inlet pipe and located on one side of the air inlet pipe, and the sealing ring is fixedly connected with the expansion ring and located on one side of the expansion ring.

[0010] The spraying and settling member comprises a water pump, a water delivery pipe, a shunt pipe, a plurality of spraying heads and a water discharge pump, the water pump is fixedly connected with the treatment tower and located on the side of the treatment tower, the water delivery pipe is in communication with the water pump and located on one side of the water pump, the shunt pipe is in communication with the water pump and located on one side of the water pump, the plurality of spraying heads are in communication with the shunt pipe respectively and located on one side of the shunt pipe, and the water discharge pump is in communication with the treatment tower and located on one side of the treatment tower.

[0011] The mounting member comprises a mounting block and a locking screw, the mounting block is fixedly connected with the assembly plate and located on the side of the assembly plate, and the locking screw is threadedly connected with the mounting block and the filter box and located on one side of the mounting block.

[0012] The gas treatment member comprises an activated carbon adsorption layer, filter cotton and an electrostatic filter screen, the activated carbon adsorption layer is fixedly connected with the assembly plate and located on one side of the assembly plate, the filter cotton is fixedly connected with the assembly plate and located on one side of the assembly plate close to the activated carbon adsorption layer, and the electrostatic filter screen is fixedly connected with the assembly plate and located on one side of the assembly plate close to the filter cotton.

[0013] The utility model discloses a production tail gas treatment device of o -chloroaniline, when carrying out o -chloroaniline production tail gas, the exhaust pipe of the exhaust equipment is communicated with the air inlet pipe, the sealing member is used for increasing the plug -in sealing property, then the tail gas enters the processing tower, and then the spraying and settling member carries out spraying filtration to it, and the larger particle pollutants are filtered through atomized water vapor, and then the waste gas after spraying filtration is transported to the filter box through the control of the exhaust fan through the air outlet pipe, two mounting members are used for fixing the gas treatment member on the assembly plate to the filter box, and the gas treatment member on the assembly plate in the filter box carries out secondary filtration to the gas, and the filtered gas is discharged through the exhaust pipe, so that the existing waste gas treatment device is solved, because the harmful component after the gas is directly discharged to the outside world, so some harmful substances in the gas that cannot be settled are also directly discharged to the outside world, thereby the problem of certain pollution exists. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description.

[0015] Figure 1 is the overall structure schematic view of the utility model.

[0016] Figure 2 is the overall front view of the utility model.

[0017] Figure 3 is the overall plan view of the utility model.

[0018] Figure 4 is the overall sectional view of the utility model.

[0019] 101-treatment tower, 102-gas inlet pipe, 103-seal, 104-spraying and settling part, 105-gas outlet pipe, 106-filtering box, 107-assembly plate, 108-mounting part, 109-gas treatment part, 110-exhaust fan, 111-exhaust pipe, 112-expansion ring, 113-seal ring, 114-water pump, 115-water supply pipe, 116-shunt pipe, 117-spraying head, 118-drainage pump, 119-mounting block, 120-locking screw, 121-activated carbon adsorption layer, 122-filtering cotton, 123-static filter screen. DETAILED DESCRIPTION

[0020] The embodiments of the utility model are described in detail below, the examples of the embodiments are shown in the drawings, the embodiments described below by referring to the drawings are exemplary, and are intended to explain the utility model, and cannot be understood as the limitation of the utility model.

[0021] Please refer to Figures 1-4 , wherein, Figure 1 is the overall structure schematic view of the utility model, Figure 2 is the overall front view of the utility model, Figure 3 is the overall plan view of the utility model, Figure 4 is the overall sectional view of the utility model.

[0022] The utility model discloses a kind of o-chloroaniline production tail gas treatment devices, including processing tower 101 and processing assembly, the processing assembly includes air inlet pipe 102, sealing element 103, spray settling element 104, air outlet pipe 105, filter box 106, assembly plate 107, two mounting 108, gas processing element 109, exhaust fan 110 and exhaust pipe 111, the sealing element 103 includes expansion ring 112 and sealing ring 113, the spray settling element 104 includes water pump 114, water supply pipe 115, shunt pipe 116, multiple spray heads 117 and drainage pump 118, the mounting 108 includes mounting block 119 and locking screw 120, the gas processing element 109 includes activated carbon adsorption layer 121, filter cotton 122 and electrostatic filter screen 123, by preceding scheme, the existing waste gas treatment device is solved, because harmful component gas after settlement is directly discharged to outside, so some harmful substances in gas that cannot be settled are also directly discharged to outside, so there is certain pollution problem.

[0023] For the present embodiment, the processing tower 101 cooperates with the processing assembly to treat the o-chloroaniline production tail gas.

[0024] The air inlet pipe 102 is communicated with the treatment tower 101 and located at one side of the treatment tower 101; the sealing piece 103 is arranged at one side of the air inlet pipe 102; the spray settling piece 104 is arranged at one side of the treatment tower 101; the air outlet pipe 105 is communicated with the treatment tower 101 and located at one side of the treatment tower 101; the filter box 106 is communicated with the air outlet pipe 105 and located at one side of the air outlet pipe 105; the assembly plate 107 is located at one side of the filter box 106; two mounting pieces 108 are arranged at two sides of the assembly plate 107 respectively; the gas treatment piece 109 is arranged at one side of the assembly plate 107; the exhaust fan 110 is communicated with the filter box 106 and located at one side of the filter box 106; the exhaust pipe 111 is communicated with the exhaust fan 110 and located at one side of the exhaust fan 110; when the exhaust pipe 111 of the exhaust equipment is communicated with the air inlet pipe 102 during the production of o-chloroaniline exhaust gas, the sealing piece 103 is used to increase the plugging sealing property, and then the exhaust gas enters the treatment tower 101 and then the spray settling piece 104 sprays and filters it, filters larger particle pollutants through atomized water vapor, and then the exhaust gas after spray filtering is transported to the filter box 106 through the air outlet pipe 105 under the control of the exhaust fan 110, the two mounting pieces 108 are used to fix the gas treatment piece 109 on the assembly plate 107 to the filter box 106, the gas is secondarily filtered through the gas treatment piece 109 on the assembly plate 107 in the filter box 106, and then filtered and discharged through the exhaust pipe 111, solving the problem that the existing exhaust gas treatment device directly discharges the gas after the harmful components are settled to the outside, so that some harmful substances in the gas that cannot be settled are also directly discharged to the outside, thereby existing certain pollution problem.

[0025] Secondly, the expansion ring 112 is fixedly connected with the air inlet pipe 102 and located at one side of the air inlet pipe 102; the sealing ring 113 is fixedly connected with the expansion ring 112 and located at one side of the expansion ring 112, when the exhaust pipe of the o-chloroaniline production exhaust gas discharge equipment is plugged with the air inlet pipe 102, the expansion ring 112 is used to provide expansion force to make the sealing ring 113 closely fit the exhaust pipe, thereby increasing the plugging sealing property.

[0026] Again, the water pump 114 is fixedly connected with the processing tower 101 and located at the side of the processing tower 101; the water pipe 115 is in communication with the water pump 114 and located at one side of the water pump 114; the shunt pipe 116 is in communication with the water pump 114 and located at one side of the water pump 114; a plurality of the spray heads 117 are respectively in communication with the shunt pipe 116 and respectively located at one side of the shunt pipe 116; the drainage pump 118 is in communication with the processing tower 101 and located at one side of the processing tower 101, the water pump 114 is used for connecting with a water supply device through the water pipe 115, the water pump 114 draws water flow into the shunt pipe 116, the liquid is delivered to a plurality of the spray heads 117 through the shunt pipe 116, and the exhaust gas in the processing tower 101 is sprayed and filtered through a plurality of the spray heads 117.

[0027] In addition, the mounting block 119 is fixedly connected with the assembly plate 107 and located at the side of the assembly plate 107; the locking screw 120 is threadedly connected with the mounting block 119 and the filter box 106 and located at one side of the mounting block 119, the mounting block 119 is threadedly connected with the filter box 106 through the locking screw 120, and the assembly of the assembly plate 107 and the gas processing piece 109 is completed.

[0028] Further, the activated carbon adsorption layer 121 is fixedly connected with the assembly plate 107 and located at one side of the assembly plate 107; the filter cotton 122 is fixedly connected with the assembly plate 107 and located at one side of the assembly plate 107 close to the activated carbon adsorption layer 121; the electrostatic filter screen 123 is fixedly connected with the assembly plate 107 and located at one side of the assembly plate 107 close to the filter cotton 122; the HEPA filter screen 124 is fixedly connected with the assembly plate 107 and located at one side of the assembly plate 107 close to the electrostatic filter screen 123, the activated carbon adsorption layer 121 is used for adsorbing particles existing in the gas, the filter cotton 122 is used for filtering small impurities in the gas, the electrostatic filter screen 123 adsorbs particulate matters in the gas through electrostatic force after the filter cotton 122 is filtered, and harmful substances existing in the industrial gas are effectively reduced.

[0029] In use of the utility model, the exhaust pipe 111 of the exhaust equipment is communicated with the air inlet pipe 102, when the exhaust pipe of the o-chloroaniline production tail gas exhaust equipment is inserted with the air inlet pipe 102, the expansion ring 112 is used to provide expansion force to make the sealing ring 113 closely fit the exhaust pipe, thereby increasing the insertion sealing property, then the tail gas enters the treatment tower 101, and then the spray settling piece 104 sprays and filters it, the water pump 114 is used to be connected with the water supply equipment through the water supply pipe 115, the water pump 114 draws water flow into the shunt pipe 116, liquid is delivered to a plurality of spray heads 117 through the shunt pipe 116, the exhaust gas in the treatment tower 101 is sprayed and filtered through a plurality of spray heads 117, larger particulate pollutants are filtered through atomized water vapor, then the exhaust gas after spray filtering is transported to the filter box 106 through the air outlet pipe 105 under the control of the exhaust fan 110, two mounting pieces 108 are used to fix the gas treatment piece 109 on the assembly plate 107 to the filter box 106, the gas is secondarily filtered through the gas treatment piece 109 on the assembly plate 107 in the filter box 106, the activated carbon adsorption layer 121 is used to adsorb the particles existing in the gas, the filter cotton 122 is used to filter the fine impurities in the gas, the fine particles in the gas are adsorbed by the electrostatic filter screen 123 after being filtered by the filter cotton 122, effectively reducing the harmful substances existing in the industrial gas, and the filtered gas is discharged through the exhaust pipe 111, solve the existing exhaust gas treatment device, because the harmful components in the gas after sedimentation are directly discharged to the outside, therefore some harmful substances in the gas that cannot be settled are also directly discharged to the outside, thereby existing certain pollution problem.

[0030] The above only discloses one or more preferred embodiments of the application, and cannot limit the scope of the application, and those skilled in the art can understand that all or part of the above-mentioned embodiments can be implemented, and equivalent changes made according to the claims of the application still belong to the scope covered by the application.

Claims

1. An o-chloroaniline production tail gas treatment device, comprising a treatment tower, characterized in that, further comprising a treatment assembly, the treatment assembly comprises an air inlet pipe, a sealing element, a spray settling element, an air outlet pipe, a filter box, an assembly plate, two mounting elements, a gas treatment element, an exhaust fan and an exhaust pipe; the air inlet pipe is in communication with the treatment tower and located on one side of the treatment tower; the sealing element is arranged on one side of the air inlet pipe; the spray settling element is arranged on one side of the treatment tower; the air outlet pipe is in communication with the treatment tower and located on one side of the treatment tower; the filter box is in communication with the air outlet pipe and located on one side of the air outlet pipe; the assembly plate is located on one side of the filter box; two mounting elements are arranged on both sides of the assembly plate respectively; the gas treatment element is arranged on one side of the assembly plate; the exhaust fan is in communication with the filter box and located on one side of the filter box; the exhaust pipe is in communication with the exhaust fan and located on one side of the exhaust fan.

2. The o-chloroaniline production tail gas treatment device according to claim 1, characterized in that, the sealing element comprises an expansion ring and a sealing ring, the expansion ring is fixedly connected with the air inlet pipe and located on one side of the air inlet pipe; the sealing ring is fixedly connected with the expansion ring and located on one side of the expansion ring.

3. The o-chloroaniline production tail gas treatment device according to claim 2, characterized in that, the spray settling element comprises a water pump, a water supply pipe, a shunt pipe, a plurality of spray heads and a drain pump, the water pump is fixedly connected with the treatment tower and located on the side of the treatment tower; the water supply pipe is in communication with the water pump and located on one side of the water pump; the shunt pipe is in communication with the water pump and located on one side of the water pump; a plurality of spray heads are in communication with the shunt pipe respectively and located on one side of the shunt pipe respectively; the drain pump is in communication with the treatment tower and located on one side of the treatment tower.

4. The o-chloroaniline production tail gas treatment device according to claim 3, characterized in that, the mounting element comprises a mounting block and a locking screw, the mounting block is fixedly connected with the assembly plate and located on the side of the assembly plate; the locking screw is threadedly connected with the mounting block and the filter box and located on one side of the mounting block.

5. The o-chloroaniline production tail gas treatment device according to claim 4, characterized in that, the gas treatment element comprises an activated carbon adsorption layer, filter cotton and an electrostatic filter screen, the activated carbon adsorption layer is fixedly connected with the assembly plate and located on one side of the assembly plate; the filter cotton is fixedly connected with the assembly plate and located on one side of the assembly plate close to the activated carbon adsorption layer; the electrostatic filter screen is fixedly connected with the assembly plate and located on one side of the assembly plate close to the filter cotton.

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