CN208852614U - It is a kind of for separating the final dusting equipment of fine particle dust in tail gas - Google Patents

It is a kind of for separating the final dusting equipment of fine particle dust in tail gas Download PDF

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Publication number
CN208852614U
CN208852614U CN201821230845.XU CN201821230845U CN208852614U CN 208852614 U CN208852614 U CN 208852614U CN 201821230845 U CN201821230845 U CN 201821230845U CN 208852614 U CN208852614 U CN 208852614U
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CN
China
Prior art keywords
spray
tap hole
separating
fine particle
tail gas
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Active
Application number
CN201821230845.XU
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Chinese (zh)
Inventor
王生公
惠斌
孙卫东
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Guoneng Longyuan environmental protection Nanjing Co.,Ltd.
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Nanjing Longyuan Environment Co Ltd
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Priority to CN201821230845.XU priority Critical patent/CN208852614U/en
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Abstract

The utility model relates to a kind of for separating the final dusting equipment of fine particle dust in tail gas, it is characterized by comprising tower bodies, spray dust remover and wet electrical dust collector device are successively arranged in the tower body from top to bottom, the tower body left end is equipped with gas inlet, the tower body upper end is equipped with exhanst gas outlet, the spray dust remover includes the airflow-distribution board set gradually from top to bottom, spray equipment and demister, Sewage treatment case is equipped with below the airflow-distribution board, the gas inlet is arranged between airflow-distribution board and Sewage treatment case, the Sewage treatment case is equipped with overflow launder;The utility model uses spray dust remover and wet electrical dust collector device tandem compound, realizes classification processing and efficient removal to liquid or solid particles and vapor phase contaminants.

Description

It is a kind of for separating the final dusting equipment of fine particle dust in tail gas
Technical field
The utility model relates to a kind of for separating the final dusting equipment of fine particle dust in tail gas, belong to dedusting and set Standby field.
Background technique
Currently, domestic industry of artificial boards Air Pollutant Emission requires particulate matter that concentration of emission is allowed to be 150mg/m3, it should Standard is formulated based on last century the nineties technical level, is obviously fallen behind at present.
Existing environment department's regulation wood-based plate various processes and the granular material discharged of products characteristics formulation are limited to 10- Dry and its hybrid technique tail gas executes 10mg/m3 after 20mg/m3(sizing), while defining environmentally sensitive area and especially discharging Dry and its hybrid technique tail gas executes 5mg/m3 after limit value 5-10mg/m3(sizing).
The reality that will upgrade in face of industry pollutant emission standard, the dedustings such as conventional centrifugal dust removal, dust removal by filtration Device can not be directly realized by≤the minimum discharge requirement of 10mg/m3, bag-type dust is due to high temperature, high relative humidity, high viscosity Dust is more intractable, and fire savety is poor, and use occasion is restricted.
Utility model content
The utility model is directed to the deficiencies in the prior art, provides a kind of for separating fine particle powder in tail gas The final dusting equipment of dirt, to solve problems of the prior art.
To achieve the above object, the technical solution adopted in the utility model is as follows:
It is a kind of for separating the final dusting equipment of fine particle dust in tail gas, including tower body, in the tower body under To being above successively arranged spray dust remover and wet electrical dust collector device, the tower body left end is equipped with gas inlet, on the tower body End is equipped with exhanst gas outlet, and the spray dust remover includes the airflow-distribution board set gradually from top to bottom, the first spray equipment And demister, be equipped with Sewage treatment case below the airflow-distribution board, the gas inlet setting in airflow-distribution board and Between Sewage treatment case, the Sewage treatment case is equipped with overflow launder.
As a kind of improvement of the utility model, the wet electrical dust collector device includes anode tube, cathode line and the second spray The upper/lower terminal of shower device, the anode tube is connected with tower body, and every cathode line is corresponded to across an anode tube, cathode line It is connected by vacantly hanging with tower body, the second spray equipment is equipped with above the anode tube and cathode line.
As a kind of improvement of the utility model, first spray equipment includes spray piping, water tank, pump and spray Head, the water tank are connected by pump with spray piping, and the spray piping is equipped with spray head.Second spray equipment and the first spray Shower device structure is identical.
As a kind of improvement of the utility model, the quantity of the spray head is at least two.
As a kind of improvement of the utility model, the airflow-distribution board includes plate body, and first is equipped among the plate body Through-hole, the first through hole lower end be equipped with the first tap hole, the first through hole upper end be equipped with the second tap hole, described second point Discharge orifice upper end is equipped with baffle, and the baffle is equipped with the second through-hole, and the quantity of second through-hole is to 2.
As a kind of improvement of the utility model, the baffle includes first baffle and second baffle, the first gear Board ends are provided tiltedly with second baffle.
As a kind of improvement of the utility model, the obtuse angle angle between the first baffle and second baffle is 130- 160°。
As a kind of improvement of the utility model, second tap hole is rectangle tap hole.
As a kind of improvement of the utility model, first tap hole includes third tap hole and the 4th tap hole, Third tap hole upper end is equipped with the 4th tap hole.
As a kind of improvement of the utility model, the third tap hole is trapezoidal tap hole, and the 4th tap hole is Rectangle tap hole.
Due to using the above technology, the utility model compared with the prior art, is had the advantage that as follows:
The utility model by excessive liquid spray dedusting realize particulate matter remove in advance, improve particulate matter charging performance, And flue gas cool-down humidification is made to reach hypersaturated state;As the pretreatment link of wet electrical dust collector device, spray dust remover is reduced Dust contained flue gas concentration adjusts flue-gas temperature and humidity, improves dust particle specific resistance.
The utility model uses spray dust remover and wet electrical dust collector device tandem compound, realizes to liquid or solid-state The classification processing and efficient removal of particle and vapor phase contaminants.
The utility model combines spray dust remover, wet electrical dust collector device and chimney, saves space, saves and throw Money reduces flue gas system resistance.
Detailed description of the invention
Fig. 1 is a kind of for separating the structural schematic diagram of the final dusting equipment of fine particle dust in tail gas;
Fig. 2 is the structural schematic diagram of airflow-distribution board;
In figure: 1, tower body, 2, gas inlet, 3, exhanst gas outlet, 4, airflow-distribution board, 5, demister, 6, Sewage treatment case, 7, overflow launder, 8, anode tube, 9, cathode line, 10, spray piping, 11, spray head, 12, first through hole, the 13, first tap hole, 14, the second tap hole, 15, first baffle, the 16, second through-hole, 17, second baffle, 18, third tap hole, the 19, the 4th shunts Hole.
Specific embodiment
With reference to the accompanying drawings and detailed description, the utility model is furtherd elucidate.
Embodiment 1:
It is in conjunction with attached drawing as it can be seen that a kind of for separating the final dusting equipment of fine particle dust in tail gas, including tower body 1, Spray dust remover and wet electrical dust collector device are successively arranged in the tower body 1 from top to bottom, 1 left end of tower body is equipped with flue gas Import 2,1 upper end of tower body are equipped with exhanst gas outlet 3, and the spray dust remover includes the air-flow point set gradually from top to bottom Fabric swatch 4, the first spray equipment and demister 5 are equipped with Sewage treatment case 6, the gas inlet below the airflow-distribution board 4 2 are arranged between airflow-distribution board 4 and Sewage treatment case 6, and the Sewage treatment case 6 is equipped with overflow launder 7.
Embodiment 2:
As a kind of improvement of the utility model, the wet electrical dust collector device includes anode tube 8, cathode line 9 and second The upper/lower terminal of spray equipment, the anode tube 8 is connected with tower body 1, and every cathode line 9 is corresponded to across an anode tube 8, Cathode line 9 is connected by vacantly hanging with tower body 1, and the second spray equipment is equipped with above the anode tube 8 and cathode line 9.
Remaining design feature and advantage are identical with embodiment 1.
Embodiment 3:
As a kind of improvement of the utility model, first spray equipment includes spray piping 10, water tank, pump and spray Head 11 is drenched, the water tank is connected by pump with spray piping 10, and the spray piping 10 is equipped with spray head 11, the spray head 11 quantity is at least two.Remaining structure is identical with embodiment 1 with advantage.
Embodiment 4:
As a kind of improvement of the utility model, the airflow-distribution board 4 includes plate body, is equipped with first among the plate body Through-hole 12,12 lower end of first through hole are equipped with the first tap hole 13, and 12 upper end of first through hole is equipped with the second tap hole 14, Second tap hole, 14 upper end is equipped with baffle, and the baffle is equipped with the second through-hole 16, and the quantity of second through-hole 16 is To 2;Second tap hole 14 is rectangle tap hole.First tap hole 13 and the second tap hole 14 can carry out gas It is uniform to shunt, to increase the contact area of flue gas and shower water, effectively increase the efficiency of flue gas ash removal.
Remaining structure is identical with embodiment 1 with advantage.
Embodiment 5:
As a kind of improvement of the utility model, the baffle includes first baffle 15 and second baffle 17, and described One baffle, 15 both ends are provided tiltedly with second baffle 17;Obtuse angle angle between the first baffle 15 and second baffle 17 is 130-160 °, the more uniform of gas distribution can be made.
Remaining structure is identical with embodiment 1 with advantage.
Embodiment 6:
As a kind of improvement of the utility model, first tap hole 13 includes that third tap hole 18 and the 4th shunt Hole 19,18 upper end of third tap hole are equipped with the 4th tap hole 19, and the third tap hole 18 is trapezoidal tap hole, and described the Four tap holes 19 are rectangle tap hole, can make the more uniform of gas distribution.
Remaining structure is identical with embodiment 1 with advantage.
The utility model can also be by technical characteristic described in embodiment 2,3,4,5,6,7 at least one and example 1 group Synthesize new embodiment.
When the utility model is worked, dusty gas is initially entered into spray dust remover: by flue gas by flue gas into Mouth 2 enters in tower body 1, and stream passes through airflow-distribution board 4 then up, so that ash-laden gas even flow field is stablized, to be conducive to Improve dust-collecting efficiency.Ash-laden gas then comes into full contact with the excessive sprayed slurry of the first spray equipment, after spray washing gathers dust Slurries fall to the Sewage treatment case 6 of 1 bottom of tower body, the slurries in Sewage treatment case 6 are after air bearing, filtering, de- Slag treatment It is recycled.
Spray dust remover sprays process while gathering dust in advance, so that droplet and vapor are wrapped in the outer of dust granule Portion forms low-resistance channel, improves the charging performance of superfine particulate matter, and velocity of approach improves, and the particulate matter of aerosol form exists Inertia force acts on lower coalescence amplification.
Enter Main Processor Unit by pretreated dusty gas: ash-laden gas enters wet electrical dust collector device, dust particles Object carries out charged, then directed movement in the electric field between anode tube 8, cathode line 9 by the air of ionization.Later again by position The second spray equipment above anode tube 8, cathode line 9 carries out spray irrigation deashing, and the dust-laden liquid of collection falls directly into useless In water recycling bins 6.
Ash-laden gas is first passed around spray dust remover by the utility model, is realized the quenched effect of pre- dedusting, cooling, is reached To saturation or hypersaturated state.Be saturated wet flue gas enter wet electrical dust collector device carry out deep purifying, efficiently remove particulate matter, PM2.5, droplet, aerosol, VOCs etc..
The utility model effectively removes high temperature, high humidity, high specific resistance, inflammable and explosive fine particle dust, by particle Object concentration of emission is reduced to 10mg/m3 from 150mg/m3, realizes minimum discharge.
Above-described embodiment is only the optimal technical scheme of the utility model, and is not construed as the limit for the utility model System, the technical solution that the protection scope of the utility model should be recorded with claim, the technical solution recorded including claim The equivalents of middle technical characteristic are protection scope, i.e., equivalent replacement within this range is improved, also in the utility model Protection scope within.

Claims (10)

1. a kind of for separating the final dusting equipment of fine particle dust in tail gas, it is characterised in that: including tower body, the tower It is successively arranged spray dust remover and wet electrical dust collector device from top to bottom in vivo, the tower body left end is equipped with gas inlet, institute Tower body upper end is stated equipped with exhanst gas outlet, the spray dust remover includes the airflow-distribution board set gradually from top to bottom, first Spray equipment and demister, the airflow-distribution board lower section are equipped with Sewage treatment case, and the gas inlet setting is in air-flow point Between fabric swatch and Sewage treatment case, the Sewage treatment case is equipped with overflow launder.
2. according to claim 1 a kind of for separating the final dusting equipment of fine particle dust in tail gas, feature Be: the wet electrical dust collector device includes anode tube, cathode line and the second spray equipment, the upper/lower terminal of the anode tube It is connected with tower body, every cathode line is corresponded to across an anode tube, and cathode line is connected by vacantly hanging with tower body, the sun The second spray equipment is equipped with above pole pipe and cathode line.
3. according to claim 1 a kind of for separating the final dusting equipment of fine particle dust in tail gas, feature Be: first spray equipment includes spray piping, water tank, pump and spray head, and the water tank passes through pump and spray piping It is connected, the spray piping is equipped with spray head.
4. according to claim 3 a kind of for separating the final dusting equipment of fine particle dust in tail gas, feature Be: the quantity of the spray head is at least two.
5. according to claim 1 a kind of for separating the final dusting equipment of fine particle dust in tail gas, feature Be: the airflow-distribution board includes plate body, and first through hole is equipped among the plate body, and the first through hole lower end is equipped with first Tap hole, the first through hole upper end are equipped with the second tap hole, and second tap hole upper end is equipped with baffle, sets on the baffle There is the second through-hole, the quantity of second through-hole is to 2.
6. according to claim 5 a kind of for separating the final dusting equipment of fine particle dust in tail gas, feature Be: the baffle includes first baffle and second baffle, and the first baffle both ends are provided tiltedly with second baffle.
7. according to claim 6 a kind of for separating the final dusting equipment of fine particle dust in tail gas, feature Be: the obtuse angle angle between the first baffle and second baffle is 130-160 °.
8. according to claim 5 a kind of for separating the final dusting equipment of fine particle dust in tail gas, feature Be: second tap hole is rectangle tap hole.
9. according to claim 5 a kind of for separating the final dusting equipment of fine particle dust in tail gas, feature Be: first tap hole includes third tap hole and the 4th tap hole, and third tap hole upper end is equipped with the 4th point Discharge orifice.
10. according to claim 9 a kind of for separating the final dusting equipment of fine particle dust in tail gas, feature Be: the third tap hole is trapezoidal tap hole, and the 4th tap hole is rectangle tap hole.
CN201821230845.XU 2018-08-01 2018-08-01 It is a kind of for separating the final dusting equipment of fine particle dust in tail gas Active CN208852614U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821230845.XU CN208852614U (en) 2018-08-01 2018-08-01 It is a kind of for separating the final dusting equipment of fine particle dust in tail gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821230845.XU CN208852614U (en) 2018-08-01 2018-08-01 It is a kind of for separating the final dusting equipment of fine particle dust in tail gas

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113101776A (en) * 2021-04-29 2021-07-13 江苏永钢集团有限公司 Dust removal device for high-speed wire rod rough and medium rolling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113101776A (en) * 2021-04-29 2021-07-13 江苏永钢集团有限公司 Dust removal device for high-speed wire rod rough and medium rolling

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CP03 Change of name, title or address

Address after: 211101 Room 401, No. 1, Huashen Avenue, Yuhua District, Nanjing, Jiangsu Province

Patentee after: Guoneng Longyuan environmental protection Nanjing Co.,Ltd.

Address before: Room 401, No. 57, gongqingtuan Road, Yuhuatai District, Nanjing, Jiangsu 210012

Patentee before: NANJING LONGYUAN ENVIRONMENT Co.,Ltd.

CP03 Change of name, title or address