CN210522215U - Device for treating industrial waste gas of pentamethylene diamine by wet method - Google Patents
Device for treating industrial waste gas of pentamethylene diamine by wet method Download PDFInfo
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- CN210522215U CN210522215U CN201921270443.7U CN201921270443U CN210522215U CN 210522215 U CN210522215 U CN 210522215U CN 201921270443 U CN201921270443 U CN 201921270443U CN 210522215 U CN210522215 U CN 210522215U
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Abstract
The utility model relates to a device for treating pentanediamine industrial waste gas by a wet method, which comprises a first-stage rotational flow washing tower, a second-stage rotational flow washing tower, a buffer tank, a filter, wet-method low-temperature plasma waste gas treatment equipment, photo-oxidation catalytic waste gas treatment equipment and an exhaust funnel which are connected in sequence; the pipeline at the air inlet end of the buffer tank is provided with a flame arrester, the side wall of the buffer tank is provided with a gravity explosion-proof door, and the pipeline between the photo-oxidation catalytic waste gas treatment equipment and the exhaust funnel is provided with an axial flow fan. The utility model discloses the front end adopts the two-stage washing to add medicine promptly and wash, reduces pentanediamine concentration, and the centre increases the spark arrester, later adopts low temperature plasma and light oxygen catalysis technique, eliminates the foul substance, makes the gas foul dimensionless up to standard of emission.
Description
Technical Field
The utility model relates to a technical field of exhaust-gas treatment equipment especially relates to a device of wet process treatment pentanediamine industrial waste gas.
Background
The pentanediamine 'safe production technical requirement' has strict requirements on waste gas treatment, harmful 1, 5-pentanediamine in the waste gas is harmful to the body after being inhaled, orally taken or absorbed through the skin, has strong irritation to eyes, respiratory tract, mucous membrane and skin, can cause burn, can be killed by spasm, inflammation and edema of throat and bronchus after being inhaled, chemical pneumonia or pulmonary edema, and has the toxic symptoms of cough, wheeze, laryngitis, shortness of breath, headache, nausea and vomiting. Is inflammable, toxic and has strong irritation. It is flammable when exposed to fire and high heat. Toxic nitric oxide fume is released after heated and decomposed. Can generate strong anti-harmful combustion products with oxidant: carbon monoxide, carbon dioxide, nitric oxide.
However, the existing waste gas treatment aiming at the pentamethylene diamine is single, and has great safety problem and poor treatment effect.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides a device for treating the industrial waste gas of the pentamethylene diamine by a wet method.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
a device for treating industrial waste gas of pentamethylene diamine by a wet method comprises a primary cyclone water washing tower, a secondary cyclone water washing tower, a buffer tank, a filter, wet low-temperature plasma waste gas treatment equipment, photo-oxidation catalytic waste gas treatment equipment and an exhaust funnel which are sequentially connected; the pipeline at the air inlet end of the buffer tank is provided with a flame arrester, the side wall of the buffer tank is provided with a gravity explosion-proof door, and the pipeline between the photo-oxidation catalytic waste gas treatment equipment and the exhaust funnel is provided with an axial flow fan.
One-level whirl washing tower, second grade whirl washing tower all include the tower body, tower body bottom one side is equipped with air inlet and top and is equipped with the gas vent, from the bottom up is equipped with two dextrorotation whirl boards and a levogyration whirl board in the tower body in proper order, is equipped with the shower directly over two dextrorotation whirl boards, the shower bottom is equipped with a plurality of spray spouts, the shower even has spray liquid pipeline and delivery pump, the top is equipped with the biochemical ball filling layer in the tower body.
Wet process low temperature plasma exhaust-gas treatment equipment includes the core and is located the high-pressure spiral shower nozzle of core directly over central authorities, high-pressure spiral shower nozzle even has spray liquid pipeline and delivery pump, the core includes two electrode body boards, is equipped with the core casing between two electrode body boards, and electrode body board below upper end electrode body board top and the lower extreme all is equipped with a utmost point stick board, is equipped with the parallelly connected low temperature spiral corona plasma reactor of a plurality of between two utmost point stick boards, and two electrode body boards link to each other with power supply unit's negative pole, and two utmost point stick boards link to each other with power supply unit's positive pole, all are equipped with high-voltage insulation knob insulator between the four corners of every utmost point stick board and the four corners of adjacent electrode body board, be equipped with waterproof cage on the high.
The low temperature spiral corona plasma reactor comprises spiral prickle utmost point stick and pipe electrode body, spiral prickle utmost point stick sets up in the pipe electrode body, spiral prickle utmost point stick outer wall equipartition has the prickle, and the both ends of the pipe electrode body of every low temperature spiral corona plasma reactor are connected with two electrode body boards respectively and lie in the core case, and the both ends of the spiral prickle utmost point stick of every low temperature spiral corona plasma reactor link to each other with two utmost point stick boards respectively.
The photo-oxidation catalysis waste gas treatment equipment comprises a machine shell and a honeycomb-shaped OH free radical cavity, wherein the honeycomb-shaped OH free radical cavity is arranged inside the machine shell, a photo-oxidation catalysis lamp tube is arranged in the center of each honeycomb-shaped OH free radical cavity, and an ion modification OH radical catalysis oxidation material coating is arranged on the surface of each honeycomb-shaped OH free radical cavity.
The exhaust funnel is equipped with the support frame outward, the welding of exhaust funnel top has the lightning rod, the lightning rod includes three circular steel tubes that the top becomes the triangle, and every circular steel tube top is sharpened, exhaust funnel bottom one side is equipped with the outlet, the top is equipped with the guide plate in the exhaust funnel, and the lower one end of guide plate links to each other with the outlet.
The utility model has the advantages that: the utility model discloses the front end adopts the two-stage washing to add medicine promptly and wash, reduces pentanediamine concentration, and the centre increases the spark arrester, later adopts low temperature plasma and light oxygen catalysis technique, eliminates the foul substance, makes the gas foul dimensionless up to standard of emission.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of a first-stage cyclone water washing tower and a second-stage cyclone water washing tower;
FIG. 3 is a schematic structural diagram of a wet low-temperature plasma waste gas treatment device;
FIG. 4 is a schematic structural diagram of a low-temperature helical corona plasma reactor;
FIG. 5 is a schematic structural view of a photo-oxidative catalytic exhaust gas treatment apparatus;
fig. 6 is a schematic structural view of a lightning rod on the exhaust funnel;
in the figure: 1-first stage cyclone water washing tower; 2-a second-stage rotational flow water washing tower; 3-a buffer tank; 4-a filter; 5-wet low-temperature plasma waste gas treatment equipment; 6-photo-oxidative catalysis waste gas treatment equipment; 7-an exhaust funnel; 8-flame arrestors; 9-a gravity explosion-proof door; 10-an axial flow fan; 11-a tower body; 12-an air inlet; 13-an exhaust port; 14-a right-handed swirl plate; 15-left-handed rotational flow plate; 16-a spray pipe; 17-a biochemical ball filling layer; 18-a movement; 19-high pressure spiral spray head; 20-an electrode body plate; 21-low temperature spiral corona plasma reactor; 22-movement shell; 23-pole bar plate; 24-high voltage insulating porcelain columns; 25-a waterproof isolation cover; 26-spiral barbed pole stick; 27-a round tube electrode body; 28-Chinese silvergrass thorn; 29-a housing; 30-honeycomb-shaped OH free radical cavity; 31-photo-oxygen catalytic lamp tube; 32-a support frame; 33-a lightning rod;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1 to 6, a device for wet treatment of pentamethylene diamine industrial waste gas comprises a primary cyclone water washing tower 1, a secondary cyclone water washing tower 2, a buffer tank 3, a filter 4, a wet low-temperature plasma waste gas treatment device 5, a photo-oxidation catalysis waste gas treatment device 6 and an exhaust funnel 7 which are connected in sequence; a flame arrester 8 is arranged on a pipeline at the air inlet end of the buffer tank 3, a gravity explosion-proof door 9 is arranged on the side wall of the buffer tank 3, and an axial flow fan 10 is arranged on a pipeline between the photo-oxidation catalytic waste gas treatment equipment 6 and the exhaust funnel 7.
One-level whirl washing tower 1, second grade whirl washing tower 2 all include tower body 11, 11 bottom one side of tower body is equipped with air inlet 12 and the top is equipped with gas vent 13, from the bottom up is equipped with two dextrorotation whirl boards 14 and a levogyration whirl board 15 in proper order in the tower body 1, is equipped with shower 16 directly over two dextrorotation whirl boards 14, shower 16 bottom is equipped with a plurality of spray nozzles, shower 16 even has spray liquid pipeline and delivery pump, the top is equipped with biochemical ball filling layer 17 in the tower body 1.
Wet process low temperature plasma exhaust-gas treatment equipment 5 includes core 18 and the high-pressure spiral shower nozzle 19 that is located core 18 directly over central authorities, high-pressure spiral shower nozzle 19 even has spray liquid pipeline and delivery pump, core 18 includes two electrode body boards 20, is equipped with core housing 22 between two electrode body boards 20, and electrode body board 20 below 20 top and the lower extreme of electrode body board of upper end all is equipped with a utmost point stick board 23, is equipped with the parallelly connected low temperature spiral corona plasma reactor 21 of a plurality of between two utmost point stick boards 23, and two electrode body boards 20 link to each other with power supply unit's negative pole, and two utmost point stick boards 23 link to each other with power supply unit's positive pole, all is equipped with high-voltage insulation knob insulator 24 between the four corners of every utmost point stick board 23 and the four corners of adjacent electrode body board 20, be equipped with waterproof cage 25 on the high-voltage.
Low temperature spiral corona plasma reactor 21 comprises spiral prickle utmost point stick 26 and the electrode body 27 of pipe, spiral prickle utmost point stick 26 sets up in the electrode body 27 of pipe, the equipartition of spiral prickle utmost point stick 26 outer wall has prickle 28, and the both ends of the electrode body 27 of pipe of every low temperature spiral corona plasma reactor 21 are connected with two electrode body boards 20 respectively and lie in core housing 22, and the both ends of the spiral prickle utmost point stick 26 of every low temperature spiral corona plasma reactor 21 link to each other with two utmost point stick boards 23 respectively.
The photo-oxidation catalysis waste gas treatment equipment 6 comprises a machine shell 29 and honeycomb-shaped OH free radical cavities 30, wherein the honeycomb-shaped OH free radical cavities 30 are arranged inside the machine shell 29, a photo-oxidation catalysis lamp tube 31 is arranged in the center of each honeycomb-shaped OH free radical cavity 30, and ion modification OH free radical catalytic oxidation material coatings are arranged on the surfaces of the honeycomb-shaped OH free radical cavities 30.
The exhaust funnel 7 is equipped with support frame 32 outward, 7 top welding of exhaust funnel has lightning rod 33, lightning rod 33 includes three circular steel tubes that the top becomes the triangle, and every circular steel tube top sharpens, 7 bottom one side of exhaust funnel is equipped with the outlet, the top is equipped with the guide plate in the exhaust funnel 7, and the lower one end of guide plate links to each other with the outlet.
In order to ensure safe production, a new combined wet treatment mode is adopted, a first-stage rotational flow washing tower 1 is washed by adding chemicals, a second-stage rotational flow washing tower 2 is washed, the concentration of pentanediamine is reduced, a flame arrester 8 is added in the middle, the first-stage rotational flow washing tower 1, the second-stage rotational flow washing tower 2 and the flame arrester 8 isolate a treatment system from a production system, a gravity explosion-proof door 9 is arranged on a buffer tank 3, the explosion-proof safety coefficient is increased, and then low-temperature plasma and photo-oxidation catalysis technologies are adopted to eliminate malodorous substances, so that the discharged gas malodorous reaches the standard in a dimensionless manner. The utility model is operated in the whole wet environment; the temperature of the system is controlled below 50 ℃, the humidity is controlled above 80, no leakage exists in the whole process of negative pressure, and the waste gas treatment effect can reach no dimension less than 1000.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (6)
1. The device for treating the industrial waste gas of the pentamethylene diamine by the wet method is characterized by comprising a primary cyclone water washing tower (1), a secondary cyclone water washing tower (2), a buffer tank (3), a filter (4), wet low-temperature plasma waste gas treatment equipment (5), photo-oxidation catalysis waste gas treatment equipment (6) and an exhaust funnel (7) which are sequentially connected; the device is characterized in that a flame arrester (8) is arranged on a pipeline at the air inlet end of the buffer tank (3), a gravity explosion-proof door (9) is arranged on the side wall of the buffer tank (3), and an axial flow fan (10) is arranged on a pipeline between the photo-oxidation catalytic waste gas treatment equipment (6) and the exhaust funnel (7).
2. The device for wet processing of pentamethylene diamine industrial waste gas according to claim 1, wherein the first-stage cyclone water washing tower (1) and the second-stage cyclone water washing tower (2) each comprise a tower body (11), an air inlet (12) is arranged on one side of the bottom of the tower body (11) and an air outlet (13) is arranged at the top of the tower body, two right-handed cyclone plates (14) and one left-handed cyclone plate (15) are sequentially arranged in the tower body (11) from bottom to top, a spray pipe (16) is arranged right above the two right-handed cyclone plates (14), a plurality of spray nozzles are arranged at the bottom of the spray pipe (16), the spray pipe (16) is connected with a spray liquid pipeline and a delivery pump, and a biochemical ball filling layer (17) is arranged at the top of the tower body (11).
3. The device for wet processing of pentamethylene diamine industrial waste gas according to claim 2, wherein the wet low-temperature plasma waste gas treatment equipment (5) comprises a movement (18) and a high-pressure spiral spray nozzle (19) positioned in the center of the position right above the movement (18), the high-pressure spiral spray nozzle (19) is connected with a spray liquid pipeline and a delivery pump, the movement (18) comprises two electrode body plates (20), a movement shell (22) is arranged between the two electrode body plates (20), a polar rod plate (23) is respectively arranged above the electrode body plate (20) at the upper end and below the electrode body plate (20) at the lower end, a plurality of low-temperature spiral corona plasma reactors (21) connected in parallel are arranged between the two polar rod plates (23), the two electrode body plates (20) are connected with the negative electrode of a power supply device, and the two polar rod plates (23) are connected with the positive electrode of the power supply device, high-voltage insulating porcelain columns (24) are arranged between the four corners of each pole rod plate (23) and the four corners of the adjacent electrode body plates (20), and waterproof isolation covers (25) are arranged on the high-voltage insulating porcelain columns (24).
4. The device for wet processing of pentanediamine industrial waste gas according to claim 3, wherein the low-temperature spiral corona plasma reactor (21) is composed of a spiral prickle electrode rod (26) and a round tube electrode body (27), the spiral prickle electrode rod (26) is arranged in the round tube electrode body (27), prickles (28) are uniformly distributed on the outer wall of the spiral prickle electrode rod (26), two ends of the round tube electrode body (27) of each low-temperature spiral corona plasma reactor (21) are respectively connected with the two electrode body plates (20) and are positioned in the machine core shell (22), and two ends of the spiral prickle electrode rod (26) of each low-temperature spiral corona plasma reactor (21) are respectively connected with the two electrode rod plates (23).
5. A device for wet processing of industrial waste gas of pentanediamine according to claim 4, wherein the photo-oxidative catalysis waste gas treatment equipment (6) comprises a machine shell (29) and honeycomb-shaped OH free radical cavities (30), the honeycomb-shaped OH free radical cavities (30) are arranged inside the machine shell (29), a photo-oxidative catalysis lamp tube (31) is arranged in the center of each honeycomb-shaped OH free radical cavity (30), and the surfaces of the honeycomb-shaped OH free radical cavities (30) are provided with coatings of ion-modified OH free radical catalysis oxidation materials.
6. The device for wet processing of pentanediamine industrial waste gas according to claim 5, wherein a support frame (32) is arranged outside the exhaust funnel (7), a lightning rod (33) is welded on the top of the exhaust funnel (7), the lightning rod (33) comprises three round steel tubes with a triangular top, the top of each round steel tube is sharpened, a water outlet is arranged on one side of the bottom of the exhaust funnel (7), a flow guide plate is arranged on the top inside the exhaust funnel (7), and the lower end of the flow guide plate is connected with the water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921270443.7U CN210522215U (en) | 2019-08-07 | 2019-08-07 | Device for treating industrial waste gas of pentamethylene diamine by wet method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921270443.7U CN210522215U (en) | 2019-08-07 | 2019-08-07 | Device for treating industrial waste gas of pentamethylene diamine by wet method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111744340A (en) * | 2020-07-02 | 2020-10-09 | 天津市英格环保科技有限公司 | Method for desulfurization and denitrification in low-temperature environment |
| CN111744346A (en) * | 2020-07-02 | 2020-10-09 | 天津市英格环保科技有限公司 | Tail gas purification method for lysine granulation system |
| CN111744310A (en) * | 2020-07-02 | 2020-10-09 | 天津市英格环保科技有限公司 | Waste gas treatment device of ammonium sulfate compound fertilizer granulation system |
| CN111744347A (en) * | 2020-07-02 | 2020-10-09 | 天津市英格环保科技有限公司 | Waste gas treatment process for threonine production |
| CN111790254A (en) * | 2020-07-02 | 2020-10-20 | 天津市英格环保科技有限公司 | Comprehensive treatment process for workshop odor waste gas of sewage treatment plant |
-
2019
- 2019-08-07 CN CN201921270443.7U patent/CN210522215U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111744340A (en) * | 2020-07-02 | 2020-10-09 | 天津市英格环保科技有限公司 | Method for desulfurization and denitrification in low-temperature environment |
| CN111744346A (en) * | 2020-07-02 | 2020-10-09 | 天津市英格环保科技有限公司 | Tail gas purification method for lysine granulation system |
| CN111744310A (en) * | 2020-07-02 | 2020-10-09 | 天津市英格环保科技有限公司 | Waste gas treatment device of ammonium sulfate compound fertilizer granulation system |
| CN111744347A (en) * | 2020-07-02 | 2020-10-09 | 天津市英格环保科技有限公司 | Waste gas treatment process for threonine production |
| CN111790254A (en) * | 2020-07-02 | 2020-10-20 | 天津市英格环保科技有限公司 | Comprehensive treatment process for workshop odor waste gas of sewage treatment plant |
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