CN204107661U - A kind of forming machine waste gas secondary electrostatic cleaning system - Google Patents

A kind of forming machine waste gas secondary electrostatic cleaning system Download PDF

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Publication number
CN204107661U
CN204107661U CN201420515264.6U CN201420515264U CN204107661U CN 204107661 U CN204107661 U CN 204107661U CN 201420515264 U CN201420515264 U CN 201420515264U CN 204107661 U CN204107661 U CN 204107661U
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CN
China
Prior art keywords
waste gas
electrostatic
forming machine
phasmajector
air
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CN201420515264.6U
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Chinese (zh)
Inventor
张小根
张文芳
顾红军
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绍兴东方能源工程技术有限公司
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Priority to CN201420515264.6U priority Critical patent/CN204107661U/en
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Abstract

The utility model discloses a kind of forming machine waste gas secondary electrostatic cleaning system, belong to waste gas purification technology, water smoke in existing dye industry waste gas and fine particle treatment effect undesirable, there is security against fire hidden danger, the utility model comprises blast main, air collecting box, screen pack, air-water heat exchanger, front transition airduct, secondary electrostatic clarifier, rear transition airduct, air-introduced machine, chimney and fire-fighting system, it is the casing of two inner chambers that secondary electrostatic clarifier comprises by baffle for separating, each inner chamber distribution phasmajector also wears cathode line in each phasmajector, homogenating plate is established between the phasmajector of each inner chamber, dividing plate is established the connected entrance of series connection two inner chambers.Waste gas imports blast main, through the equal wind of air collecting box and pre-dedusting, then by impurity such as filter screen filtration fine hair, the waste gas containing oil smoke, water smoke, fine dust, organic compound processes through secondary electrostatic clarifier again, cleaned air enters chimney after exhaust blower, enters air.

Description

A kind of forming machine waste gas secondary electrostatic cleaning system

Technical field

The utility model belongs to waste gas purification technology, specifically a kind of forming machine waste gas secondary electrostatic cleaning system.

Background technology

For the reinforcement of dyeing environmental protection dynamics, forming machine waste gas emission standard is more and more stricter, and setting machine waste gas purification equipment mainly contains Water spray, cylinder wet electrostatic, integral type one-level electrostatic etc. in the market, it is low that these equipment smoke stack emission concentration have height to have, the oil smoke of effect preferably namely in the most of waste gas of enable process and dust granules thing, but to the water smoke in waste gas and fine particle treatment effect also undesirable, therefore a lot of fine dust can be carried secretly by water smoke and enter air, causes the discharge of PM2.5 to exceed standard.

In addition, because of the characteristic of forming machine production technology, its EGT is higher, and carries the combustible material such as fine hair, oil smoke secretly, and from forming machine itself to airduct, and even a whole set of waste gas cleaning system has the danger of catching fire to exist, and therefore security against fire is most important.

For above situation, need to design a set of efficient, safe waste gas cleaning system, adapt to the demand of dyeing setting machine waste gas purification.

Utility model content

The technical assignment of the technical problems to be solved in the utility model and proposition be overcome water smoke in existing dye industry waste gas and fine particle treatment effect undesirable, there is the defect of security against fire hidden danger, a kind of forming machine waste gas secondary electrostatic cleaning system is provided, to respond the continuous reinforcement of national environmental protection dynamics, adapt to the discharge standard that dyeing is more and more stricter, make the oil smoke in forming machine waste gas, fine particle, organic compound all can be removed efficiently, and take into account good ventilation and the security against fire of whole system, allow client can be relievedly, carry out normal activity securely.

For reaching the purpose of this utility model, forming machine waste gas secondary electrostatic cleaning system of the present utility model, it is characterized in that: comprise along waste gas streams to the blast main be communicated with successively from front to back, air collecting box, screen pack, air-water heat exchanger, front transition airduct, secondary electrostatic clarifier, rear transition airduct, air-introduced machine, chimney and fire-fighting system, it is the casing of two inner chambers that described secondary electrostatic clarifier comprises by baffle for separating, each inner chamber distribution phasmajector also wears cathode line in each phasmajector, homogenating plate is established between the phasmajector of each described inner chamber, described dividing plate is established the connected entrance of described two inner chambers of connecting, described cathode line directly or is indirectly connected on the leading-out terminal of high pressure generator, described phasmajector directly or indirectly ground connection.

As optimization technique means: described dividing plate, phasmajector are vertically arranged, described spoiler horizontally set, described inner chamber is provided with horizontal cathode hanger, described cathode hanger is connected on the leading-out terminal of described high pressure generator, the upper end of described cathode line is connected on described cathode hanger, and there is sash weight in the lower end system of described cathode line.Further, porcelain insulator is provided with between described cathode hanger and phasmajector; The roof of described casing is made up of dismountable top board.

As optimization technique means, the connected entrance on described dividing plate is positioned at the top of described dividing plate, described front transition airduct, rear transition airduct, is connected to the bottom of described two inner chambers.

As optimization technique means, in described air collecting box, guide vane is installed.

As optimization technique means, described screen pack is drawer-type structure.Concrete, described screen pack comprises steel wire, track, pulley, handle, rack, and described steel wire, pulley, handle are assemblied on rack, and described pulley is positioned on described track.

As optimization technique means, described fire-fighting system comprises steam valve, fire-fighting water valve, exhaust-valve, duct ventilation valve, temperature instrumentation and PLC control cabinet, after temperature instrumentation provides the alarm signal of overtemperature, PLC control cabinet instruction steam valve and fire-fighting water valve are connected, exhaust-valve is opened, duct ventilation valve cuts out, when temperature return is to setting value, System recover is to just establishing state.Concrete, steam valve described in described blast main, secondary electrostatic clarifier layout, the described fire-fighting water valve described in secondary electrostatic clarifier layout, described exhaust-valve, duct ventilation valve described in blast main layout, described temperature instrumentation is distributed on the waste gas flowing through channel between described blast main to air-introduced machine.

The beneficial effects of the utility model are:

Owing to have employed new waste gas purification treatment process system, make dyeing setting machine waste gas purification better effects if, stable, safe and reliable.After forming machine waste gas imports house steward, enter air collecting box, in air collecting box, guide vane is installed, more coarse grained dust can be trapped, and by regulating the angle of guide vane, good drainage effect can be played, reduce system cloud gray model resistance, reduce air-introduced machine energy consumption.Air collecting box waste gas out, again through screen pack, can filter out the dust of larger particles and fine hair etc., in order to avoid these impurity cause the blocking of back segment air-water heat exchanger, reduces the load of air-water heat exchanger and secondary electrostatic clarifier.Waste gas after filter screen filtration enters air-water heat exchanger, waste gas after cooling, the saturated precipitation of most of water vapor, carry the oil smoke foam that condensation liquefaction is separated out secretly, be deposited to housing bottom and enter water tank, the hot water that the heat exchange of air-water heat exchanger obtains can go back to factory and use, effectively reach the effect of energy-saving and emission-reduction, air-water internal heat exchanger structure adopts modularized design, and each module bottom is provided with pulley, can carry out easily overhauling and clearing up.

Waste gas after cooling enters secondary electrostatic clarifier, pass through the casing of two inner chambers opened by baffle for separating successively, phasmajector is flowed through in each cavity, the effect of the electric field formed by phasmajector and cathode line realizes purifying, in the first cavity, major part oil smoke, particle is captured, after the first cavity, the fine dust particle that some ratio resistance is higher or lower, oil smoke, water smoke etc., although collection at large, but have passed through longer charged, to reach after making it enter the second cavity and well trap effect, exhaust treatment efficiency is improved greatly, chimney qualified discharge.Opening diameter on two-stage airflow-distribution board is all according to simulation of air flow effect, the arrangement differed in size, and effectively reaches good all wind effects in whole electrostatic cleaner.

Clean air is externally emptying from chimney through transition airduct later, air-introduced machine.

Fire-fighting system controls automatically by PLC; it is the automatic alarm open operation when forming machine waste gas generation abnormal high temperature or forming machine catch fire; relevant emptying valve open; steam smothering valve is opened; fire-fighting water valve is opened; duct ventilation valve cuts out, and whole system is automatically lowered the temperature or put out a fire, and will play good security of system protective effect.

Accompanying drawing explanation

Fig. 1 is a kind of structural representation of the utility model forming machine waste gas secondary electrostatic cleaning system;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the schematic diagram arranging guide vane in the utility model air collecting box;

Fig. 4 is filtering net installation schematic diagram of the present utility model;

Fig. 5 is the top view of Fig. 4;

Fig. 6 is fire-fighting system schematic diagram of the present utility model;

Fig. 7 is the structural representation of secondary electrostatic clarifier of the present utility model;

Fig. 8 is the top view (omitting top cover) of Fig. 7;

Number in the figure illustrates:

01-blast main;

02-air collecting box, 21-guide vane;

03-screen pack, 31-steel wire, 32-track, 33-pulley, 34-shakes hands, 35-rack;

04-air-water heat exchanger;

Transition airduct before 05-;

06-secondary electrostatic clarifier, 61-dividing plate, 62-inner chamber, 63-phasmajector, 64-cathode line, 65-homogenating plate, 66-connected entrance, 67-high pressure generator, 68-cathode hanger, 69-sash weight, 610-porcelain vase, 611-top board;

Transition airduct after 07-;

08-air-introduced machine;

09-chimney;

10-fire-fighting system, 101-steam valve, 102-fire-fighting water valve, 103-exhaust-valve, 104-duct ventilation valve, 105-temperature instrumentation, 106-PLC switch board.

Detailed description of the invention

Below in conjunction with Figure of description, the utility model is described further.

Forming machine waste gas secondary electrostatic cleaning system of the present utility model, as Fig. 1, shown in 2, it comprises the blast main 01 that along waste gas streams to from front to back (as shown in the figure from left to right) be communicated with successively, air collecting box 02, screen pack 03, air-water heat exchanger 04, front transition airduct 05, secondary electrostatic clarifier 06, rear transition airduct 07, air-introduced machine 08, chimney 09 and fire-fighting system 10, secondary electrostatic clarifier 06 comprises by dividing plate 61(see Fig. 7) be divided into the casing of two inner chambers 62, each inner chamber 62 distributes phasmajector 63 wear cathode line 64 in each phasmajector, homogenating plate 65 is established between the phasmajector 63 of each inner chamber, namely on spoiler 65, through hole is offered, plug-in mounting phasmajector in each through hole is also fixing, thus force waste gas can only flow through from phasmajector, dividing plate 61 is established the connected entrance 66 of series connection two inner chambers, cathode line 64 directly or is indirectly connected to high pressure generator 67(see Fig. 8) leading-out terminal on, phasmajector 63 directly or indirectly ground connection.Flue gas after mechanical filter, flue gas condensing, secondary electrostatic purification can reach industry maximum emission standard.

Air-water heat exchanger can reduce EGT, make oil smoke condensation when low temperature, water vapour is saturated precipitation when low temperature, and the rear road being convenient to oil smoke and water vapour is removed, and obtain hot water by the exchange of air-water heat exchanger and again return factory's use, effectively reach the effect of energy-saving and emission-reduction.Air-water heat exchanger is modular organization, and each module bottom is provided with pulley, can carry out easily overhauling and clearing up.

Waste gas enters secondary electrostatic clarifier, pass through the casing of two inner chambers opened by baffle for separating successively, phasmajector is flowed through in each cavity, the effect of the electric field formed by phasmajector and cathode line realizes purifying, in the first cavity, major part oil smoke, particle are captured, after the first cavity, fine dust particle, oil smoke, water smoke etc. that some ratio resistance is higher or lower, although collection at large, have passed through longer charged, will reach after making it enter the second cavity and well trap effect, exhaust treatment efficiency is improved greatly, chimney qualified discharge.Opening diameter on two-stage airflow-distribution board is all according to simulation of air flow effect, the arrangement differed in size, and effectively reaches good all wind effects in whole electrostatic cleaner.

As improving further and supplementing technique scheme, the utility model also comprises the following section of additional technical feature addressed, although Fig. 1,2 contains following all additional technical features, it is preferred embodiment of the present utility model, but the utility model is not limited to this situation, they can be selected in the technical scheme described in epimere according to concrete effect when implementing the utility model.

First, as shown in Figure 7,8, dividing plate 61, phasmajector 63 are vertically arranged, homogenating plate 65 horizontally set, inner chamber 62 is provided with horizontal cathode hanger 68, cathode hanger 68 is connected on the leading-out terminal of high pressure generator 67, and the upper end of cathode line 64 is connected on cathode hanger 68, and there is sash weight 69 in the lower end system of cathode line 64.Thus the resistance that can reduce while forming electric field exhaust-gas flow, further, between cathode hanger 68 and phasmajector 64, be provided with porcelain insulator 610.The roof of casing is made up of dismountable top board 611, to pull down top board, facilitates user maintenance and more all parts in exchange device.

Secondly, the connected entrance 66 on dividing plate 61 is positioned at the top of dividing plate, front transition airduct 05, rear transition airduct 07, is connected to the bottom of two inner chambers, to increase waste gas streams path.

3rd, in air collecting box 02, guide vane 21 is installed.Can trap more coarse grained dust, and guide vane angle is adjustable, good drainage effect can be played, reduce system cloud gray model resistance.

4th, screen pack 03 is drawer-type structure.Screen pack can be extracted like a cork out carry out clearing up and keeping in repair.Concrete structure can be twice three layers of stainless steel filter screen.Screen pack comprises steel wire 31, track 32, pulley 33, handle 34, rack 35, and steel wire 31, pulley 33, handle 34 are assemblied on rack 35, and pulley 33 is positioned on track 32.

5th, fire-fighting system comprises steam valve 101, fire-fighting water valve 102, exhaust-valve 103, duct ventilation valve 104, temperature instrumentation 105 and PLC control cabinet 106, after temperature instrumentation provides the alarm signal of overtemperature, PLC control cabinet instruction steam valve and fire-fighting water valve are connected, exhaust-valve is opened, duct ventilation valve cuts out, when temperature return is to setting value, System recover is to just establishing state.Concrete, steam valve arranged by blast main, secondary electrostatic clarifier, and fire-fighting water valve arranged by secondary electrostatic clarifier, and blast main arranges exhaust-valve, duct ventilation valve, and temperature instrumentation is distributed on the waste gas flowing through channel between blast main to air-introduced machine.Automatically open steam smothering and fire water fire valve when forming machine waste gas generation abnormal high temperature or forming machine and pipeline catch fire, good prevention effect is played to whole system and shop safety.

Claims (10)

1. a forming machine waste gas secondary electrostatic cleaning system, it is characterized in that: comprise along waste gas streams to the blast main be communicated with successively from front to back (01), air collecting box (02), screen pack (03), air-water heat exchanger (04), front transition airduct (05), secondary electrostatic clarifier (06), rear transition airduct (07), air-introduced machine (08), chimney (09) and fire-fighting system (10), described secondary electrostatic clarifier (06) comprises the casing being divided into two inner chambers (62) by dividing plate (61), each inner chamber (62) distribution phasmajector (63) also wears cathode line (64) in each phasmajector, homogenating plate (65) is established between the phasmajector of each described inner chamber, described dividing plate (61) is established the connected entrance (66) of described two inner chambers of connecting, described cathode line (64) directly or is indirectly connected on the leading-out terminal of high pressure generator (67), described phasmajector (63) directly or indirectly ground connection.
2. forming machine waste gas secondary electrostatic cleaning system according to claim 1, it is characterized in that: described dividing plate (61), phasmajector (63) are vertically arranged, described homogenating plate (65) horizontally set, described inner chamber (62) is provided with horizontal cathode hanger (68), described cathode hanger (68) is connected on the leading-out terminal of described high pressure generator (67), the upper end of described cathode line (64) is connected on described cathode hanger (68), and there is sash weight (69) in the lower end system of described cathode line (64).
3. forming machine waste gas secondary electrostatic cleaning system according to claim 2, is characterized in that: be provided with porcelain insulator (610) between described cathode hanger (68) and phasmajector (63).
4. forming machine waste gas secondary electrostatic cleaning system according to claim 2, is characterized in that: the roof of described casing is made up of dismountable top board (611).
5. forming machine waste gas secondary electrostatic cleaning system according to claim 1, it is characterized in that: the connected entrance (66) on described dividing plate (61) is positioned at the top of described dividing plate (61), described front transition airduct (5), rear transition airduct (7) are connected to the bottom of described two inner chambers (62).
6. forming machine waste gas secondary electrostatic cleaning system according to claim 1, is characterized in that: install guide vane (21) in described air collecting box (02).
7. forming machine waste gas secondary electrostatic cleaning system according to claim 1, is characterized in that: described screen pack (03) is drawer-type structure.
8. forming machine waste gas secondary electrostatic cleaning system according to claim 7, it is characterized in that: described screen pack (03) comprises steel wire (31), track (32), pulley (33), handle (34), rack (35), described steel wire (31), pulley (33), handle (34) are assemblied on rack (35), and described pulley (32) is positioned on described track (32).
9. forming machine waste gas secondary electrostatic cleaning system according to claim 1, it is characterized in that: described fire-fighting system (10) comprises steam valve (101), fire-fighting water valve (102), exhaust-valve (103), duct ventilation valve (104), temperature instrumentation (105) and PLC control cabinet (106), after temperature instrumentation (105) provides the alarm signal of overtemperature, PLC control cabinet (106) instruction steam valve (101) and fire-fighting water valve (102) are connected, exhaust-valve (103) is opened, duct ventilation valve (104) cuts out, when temperature return is to setting value, System recover is to just establishing state.
10. forming machine waste gas secondary electrostatic cleaning system according to claim 9, it is characterized in that: the steam valve (101) described in described blast main (01), secondary electrostatic clarifier (06) layout, the described fire-fighting water valve (102) described in secondary electrostatic clarifier (6) layout, described exhaust-valve (103), duct ventilation valve (104) described in blast main (01) layout, described temperature instrumentation (105) is distributed on the waste gas flowing through channel between described blast main (01) to air-introduced machine (08).
CN201420515264.6U 2014-09-09 2014-09-09 A kind of forming machine waste gas secondary electrostatic cleaning system CN204107661U (en)

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104588212A (en) * 2015-02-04 2015-05-06 湖州申祥丝织有限责任公司 Novel electrostatic dust removal device
CN105169863A (en) * 2015-08-17 2015-12-23 杭州科瑞特环境技术有限公司 Integrated treating apparatus and treating process for exhaust gas of setting machine used in dyeing and finishing industry
CN105289178A (en) * 2015-11-09 2016-02-03 长沙奥佳信息科技有限公司 Exhaust purification treatment device for environment-friendly printing and dyeing setting machine
CN107376596A (en) * 2017-09-15 2017-11-24 顾宇 A kind of efficient compound gives up gasification installation
CN110201794A (en) * 2019-07-12 2019-09-06 中环清新人工环境工程技术(北京)有限责任公司 A kind of strong two-period form electrostatic purifier

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104588212A (en) * 2015-02-04 2015-05-06 湖州申祥丝织有限责任公司 Novel electrostatic dust removal device
CN105169863A (en) * 2015-08-17 2015-12-23 杭州科瑞特环境技术有限公司 Integrated treating apparatus and treating process for exhaust gas of setting machine used in dyeing and finishing industry
CN105289178A (en) * 2015-11-09 2016-02-03 长沙奥佳信息科技有限公司 Exhaust purification treatment device for environment-friendly printing and dyeing setting machine
CN107376596A (en) * 2017-09-15 2017-11-24 顾宇 A kind of efficient compound gives up gasification installation
CN110201794A (en) * 2019-07-12 2019-09-06 中环清新人工环境工程技术(北京)有限责任公司 A kind of strong two-period form electrostatic purifier
CN110201794B (en) * 2019-07-12 2020-12-15 中环清新人工环境工程技术(北京)有限责任公司 Powerful two-section type electrostatic purification equipment

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20150121

Termination date: 20180909