CN101940980B - Collection electrode of movable electric dust removal device - Google Patents
Collection electrode of movable electric dust removal device Download PDFInfo
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- CN101940980B CN101940980B CN201010224274.0A CN201010224274A CN101940980B CN 101940980 B CN101940980 B CN 101940980B CN 201010224274 A CN201010224274 A CN 201010224274A CN 101940980 B CN101940980 B CN 101940980B
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- kink
- collecting electrode
- removal device
- dust removal
- movable electric
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- 239000000428 dust Substances 0.000 title claims abstract description 39
- 230000002787 reinforcement Effects 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 7
- 238000005452 bending Methods 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 230000005684 electric field Effects 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 238000005194 fractionation Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000003491 array Methods 0.000 description 2
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- Electrostatic Separation (AREA)
Abstract
The invention provides a collection electrode of a movable electric dust removal device, which implements light weight greatly while guaranteeing mechanical strength. Additionally, a collection electrode is provided, dust collection of the collection electrode has no unevenness which is the major cause of the reduction of spark voltage. The collection electrode of the movable electric dust removal device is connected between a pair of chains, and longitudinally moves with movement of the chains and captures the charged dust in the gas in a collection room, the movable electric dust removal device is characterized in that the collection electrode comprises a main plate having a bending part extending transversely; an auxiliary plate welded to be covered on a sunken part formed by the bending part of the main plate; and the bending part transversely extending along the main plate is arranged at an upper end, a lower end and a middle part of the collection electrode as a reinforcement part.
Description
Technical field
The present invention relates to the collecting electrode of movable electric dust removal device, particularly relate to a kind of mobile collecting electrode that collecting electrode is moved and trap the movable electric dust removal device of removing the dust composition (dust) in Exhaust Gas.
Background technology
In the past, the collecting electrode of movable electric dust removal device is by control of dust substrate and is installed on the edge member (Vela material of this control of dust substrate peripheral) institute forms, described collecting polar plate is formed by single iron plate, and described edge member is for improving the intensity of described control of dust substrate.Conventionally, in order to improve dust collecting performance, increase the length of the airflow direction (laterally) of collecting polar plate, still, if increase length, collecting polar plate will be easily crooked because of deadweight, thereby, must increase the wall thickness of edge member to improve intensity.
But, if increase the wall thickness of edge member, the problem that exists dust catching efficiency to reduce.That is, dust catching efficiency is shown in square being directly proportional of (See hangs け) electric-field intensity to interelectrode table.Table is shown in that electric-field intensity equals sparking voltage (ス パ mono-Network Electricity press) divided by the distance between discharge electrode and dust collecting electrode, sparking voltage depend on discharge electrode and dust collecting electrode distance, have or not the concentrated concaveconvex shape of electric field etc.If the wall thickness of edge member is thicker, correspondingly make the Distance Shortened between edge member and discharge electrode, and because the electric field at edge member is concentrated, sparking voltage reduces.Consequently, make table see that electric-field intensity reduces, dust collecting effect declines.
Therefore, as evolutionary approach as disclosed in Patent Document 1, as shown in Figure 5, developed by the collecting electrode 10 forming with core 14,16 and a pair of collecting electrode plate 12 for improving the reinforcement of the intensity of collecting electrode 10, between described a pair of collecting electrode plate 12, accompanied described reinforcement core.Thus, can increase the lateral length of collecting electrode plate, and eliminate from the outstanding part in the surface of collecting electrode plate, can improve dust removal performance.
Patent documentation
Patent documentation 1: Japanese kokai publication hei 10-230187 communique.
But, requirement to the cost degradation of dust arrester, lightweight and low power consumption increases day by day, in patent documentation 1, in the collecting electrode of disclosed case structure, uses the beam of three horizontal directions in order to guarantee mechanical strength, so weight increases, become the reason that chain abrasion and power consumption increase.
Summary of the invention
In view of the shortcoming of described prior art, the invention provides a kind of collecting electrode of movable electric dust removal device, it has realized significantly lightweight when guaranteeing mechanical strength.In addition, provide a kind of collecting electrode, its dust collecting electrode does not produce concavo-convex, described concavo-convex be the main cause that causes sparking voltage to reduce.
The present invention, in order to solve the technical problem, provides a kind of collecting electrode of movable electric dust removal device, and it is connected between a pair of chain, with the movement of this chain, in dust storage chamber, vertically move and captured gas in charged dust,
The collecting electrode of described movable electric dust removal device is characterised in that, described collecting electrode has: mainboard part, and it has the kink (the bent げ of folding り portion) extending transversely, and by this kink, is formed with the recess that section is roughly " コ " word shape; Subplate part, it covers described recess (recess); Laterally extending described kink along mainboard part is disposed at upper and lower side and the middle part of described collecting electrode as reinforcement.
And, it is characterized in that, described mainboard part is arranged and is formed by a plurality of sheet material, and described in each, the upper and lower end parts of sheet material is formed with described kink, is configured to thus section " コ " word shape sheet material.
In addition, it is characterized in that, the upper and lower side of described mainboard part has the kink, the middle part that extend transversely and has the kink extending transversely, and covers the recess being formed by described kink with subplate part.
And, it is characterized in that, described mainboard part and subplate part all have at upper and lower side the kink extending transversely, and this kink is engaged with each other and forms collecting electrode.
According to the present invention, the horizontal kink (edge kink) by plate, can improve the horizontal intensity of collecting electrode, thereby, can realize the significantly lightweight of collecting electrode, can realize the reduction of power consumption.
Accompanying drawing explanation
Fig. 1 (A) is the fractionation stereogram of the collecting electrode of the 1st embodiment of the present invention.
Fig. 1 (B) is the stereogram of the collecting electrode after the assembling of the 1st embodiment of the present invention.
Fig. 2 (A) is the fractionation stereogram of the collecting electrode of the 2nd embodiment of the present invention.
Fig. 2 (B) is the stereogram of the collecting electrode after the assembling of the 2nd embodiment of the present invention.
Fig. 3 (A) is the fractionation stereogram of the collecting electrode of the 3rd embodiment of the present invention.
Fig. 3 (B) is the stereogram of the collecting electrode after the assembling of the 3rd embodiment of the present invention.
Fig. 4 is the stereogram of the collecting electrode of mobile electrode type electric dust collector.
Fig. 5 is the key diagram of existing collecting electrode.
Description of reference numerals
10 collecting electrodes
13 chains
20,21,23,25,26 mainboard parts
22,23,25,26 subplate parts
20a, 21a, 23a～23d, 25a, 26a kink
The specific embodiment
Below, based on accompanying drawing, the embodiment of the collecting electrode of movable electric dust removal device of the present invention is elaborated.Fig. 4 is the stereogram of the collecting electrode 10 of embodiment.This collecting electrode 10 forms tabular, and its two ends are connected in a pair of chain 13.This chain 13 respectively driving by being equipped on top stretches and tightens with sprocket wheel 4 and the return idler 6 that is equipped on bottom.
Described driving is connected in the output shaft of motor 7 for chain wheel drive with sprocket wheel 4, and chain wheel drive is conveyed to chain 13 by the driving force of motor 7 via sprocket wheel 4, thereby makes chain 13 in rotary moving by the direction of arrow in figure.Collecting electrode 10 is thereupon in rotary moving.Relatively to collecting electrode 10 between be provided with sparking electrode 8.This collecting electrode 10 and sparking electrode 8 are connected in not shown dc source, between two electrodes, are applied with DC voltage.Dust in the Exhaust Gas of flowing through between described two electrodes, charged because of the corona discharge occurring between electrode, be attached to collecting electrode 10 and be captured.
Embodiment 1
As shown in Fig. 1 (A), described collecting electrode 10 is to consist of mainboard part 20,21 and subplate part 22, subplate part 22 for being formed with kink 22a longitudinally at the two ends, left and right of smooth steel plate, in the middle part of the high direction of smooth steel plate, along level (horizontal stroke) direction, be formed with a plurality of plug weldings (bolt welds) and use peristome 22b.Mainboard part 20 is edge kink (kink) 20a highly extending transversely for the upper and lower end parts formation of 1/2nd smooth steel plate of subplate part 22, another mainboard part 21 too, forms in the upper and lower end parts for 1/2nd smooth steel plate of subplate part 22 highly edge kink (kink) 21a extending transversely.Two mainboard parts 20,21 are formed with by edge kink 20a, 21a the recess that section is roughly " コ " shape, two mainboard parts 20,21 under the state of upper and lower symmetric arrays by being fixedly welded on subplate part 22, to cover this recess by subplate part 22.
In addition, at the horizontal two ends, left and right of edge kink (kink) 21a, by being welded with " L " type vertical frame 22f or tetragonal square tube type vertical frame 22g.
As shown in Fig. 1 (B), the collecting electrode 10 of assembling high H, transverse width W as described below: 20,21 plug weldings (22c) of mainboard part to the middle part of the short transverse of subplate part 22, spot welding (22d, 22e) is to the 22a of kink longitudinally of subplate part 22 and the horizontal edge kink of upper and lower end parts, subplate part 22 laser weld are to described vertical frame 22f or 22g, and then, under the overlapping state of edge kink 20a, 21a, the mainboard part 20,21 of upper and lower symmetric arrays is laser weld each other.
In the collecting electrode 10 assembling as mentioned above, by the bending up and down of mainboard part 20,21, form 4 edge kinks (kink) 20a, 21a, this edge kink has improved the upper and lower side of mainboard part 20,21 and the intensity of middle part, thereby makes its horizontal intensity be improved and become not flexible.And, according to this embodiment, due to do not need completely as prior art for improving the reinforcement core of transverse strength, can realize than the lightweight of prior art light 13%.And, because mainboard part and subplate part weld, the Surface Machining of collecting electrode 10 can be obtained smooth, thereby can access the collecting electrode that sparking voltage (ス パ mono-Network Electricity presses) raises.
Embodiment 2
As shown in Fig. 2 (A), described collecting electrode 10 consists of mainboard part 23, subplate part 24 and vertical frame 22g.On mainboard part 23, be formed with kink (the kink 23b extending along level (horizontal stroke) direction, the plane 23e of convex 23c), length is identical with this convex plane 23e and edge kink (kink) 23a, the 23d that extend transversely, described kink (kink 23b, the plane 23e of convex 23c) is formed at the middle part of the short transverse of smooth steel plate, and described edge kink (kink) 23a, 23d are formed at the upper and lower end parts of smooth steel plate.A subplate part 24 is to consist of smooth steel plate, by laser weld, is fixed on mainboard part 23 to cover the formed surface of each kink 23a～23d and the recess behind of described mainboard part 23.In addition, as shown in Fig. 2 (B), the vertical frame 22g of tetragonal square tube type is disposed to the horizontal two ends of mainboard part 23 and engages with mainboard part 23 and subplate part 24 by laser weld.
On mainboard part 23, form kink 23a～23d everywhere, described kink 23a～23d has the horizontal length of collecting electrode, this kink has improved the upper and lower side of collecting electrode 10 and the intensity of middle part assembling as mentioned above, thereby makes the horizontal intensity of the collecting electrode 10 that assembles as mentioned above be improved and become not flexible.And, according to this embodiment, due to do not need completely as prior art for improving the reinforcement core of transverse strength, can realize than the lightweight of prior art light 16%.And, because mainboard part and subplate part weld, the Surface Machining of collecting electrode 10 can be obtained smooth, thereby can access the collecting electrode that sparking voltage raises.
Embodiment 3
As shown in Fig. 3 (A), described collecting electrode 10 is to consist of mainboard part 25, subplate part 26 and H type framework 27.Because mainboard part 25 is identical with subplate part 26 shapes, it all can be used as mainboard part.At the two ends up and down of two plates, be formed with edge kink (kink) 25a, the 26a that along level (horizontal stroke) direction, extend, clip H type framework 27 between this two plate, edge kink corresponds to each other and engages.As shown in Fig. 3 (B), plate engages by spot welding (26a) with H type framework 27, and now, the edge kink of two plates bight each other engages by laser weld (26b).Now, two plates engage to cover mutually by welding the recess that edge kink 25a, 26b form.
In the collecting electrode 10 assembling as mentioned above, on two plates 25,26, form upper and lower two edge, place kink 25a, 26a, described edge kink 25a, 26a has the horizontal length of collecting electrode, and, be fixed with the horizontal beam of H type framework 27, by edge kink and H type framework, improved the intensity of upper and lower side and middle part, thereby made the horizontal intensity of the collecting electrode 10 that assembles as mentioned above be improved and become not flexible.And, according to this embodiment, due to do not need as prior art for improving the reinforcement core of transverse strength, can realize than the lightweight of prior art light 10%.And, because mainboard part and subplate part weld, the Surface Machining of collecting electrode 10 can be obtained smooth, thereby can access the collecting electrode that sparking voltage raises.
Claims (4)
1. a collecting electrode for movable electric dust removal device, it is connected between a pair of chain, with the movement of this chain, in dust storage chamber, vertically move and captured gas in charged dust,
The collecting electrode of described movable electric dust removal device is characterised in that,
Described collecting electrode has:
Mainboard part, it has the kink extending transversely, and by this kink, is formed with the recess that section is " コ " word shape;
Subplate part, it covers described recess;
Laterally extending described kink along mainboard part is disposed at upper and lower side and the middle part of described collecting electrode as reinforcement.
2. the collecting electrode of movable electric dust removal device according to claim 1, is characterized in that,
Described mainboard part is arranged and is formed by a plurality of sheet material, and described in each, the upper and lower end parts of sheet material is formed with the edge kink as described kink, is configured to thus section " コ " word shape sheet material.
3. the collecting electrode of movable electric dust removal device according to claim 1, it is characterized in that, the upper and lower side of described mainboard part has the middle kink that edge kink, the middle part of kink described in the conduct extending transversely has kink described in the conduct extending transversely, with subplate part cover by described edge kink and described in the middle of the recess that forms of kink.
4. the collecting electrode of movable electric dust removal device according to claim 1, it is characterized in that, described mainboard part and described subplate part all have the edge kink of kink described in the conduct extending transversely at upper and lower side, described edge kink is engaged with each other and forms collecting electrode.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009159818A JP5170017B2 (en) | 2009-07-06 | 2009-07-06 | Dust collecting electrode of mobile electrostatic precipitator |
| JP159818/09 | 2009-07-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101940980A CN101940980A (en) | 2011-01-12 |
| CN101940980B true CN101940980B (en) | 2014-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010224274.0A Active CN101940980B (en) | 2009-07-06 | 2010-07-06 | Collection electrode of movable electric dust removal device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5170017B2 (en) |
| CN (1) | CN101940980B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014188383A (en) * | 2013-03-26 | 2014-10-06 | Hitachi Ltd | Dust collection plate in moving electrode type electric dust collector and production method of the same |
| JP2015058373A (en) * | 2013-09-17 | 2015-03-30 | 株式会社日立製作所 | Dust collecting electrode of mobile electrode-type electric dust collector and method for producing the same |
| CN104174501A (en) * | 2014-09-13 | 2014-12-03 | 上海龙净环保科技工程有限公司 | Triangular end positive electrode plate of wet type electric dust remover |
| JP7237455B2 (en) * | 2018-04-13 | 2023-03-13 | 三菱重工パワー環境ソリューション株式会社 | Dust collecting plate of moving electrode type electrostatic precipitator and moving electrode type electrostatic precipitator |
| CN110465409B (en) * | 2019-08-30 | 2024-06-04 | 佛山市科蓝环保科技股份有限公司 | Electrode structure of hexagonal electrostatic purifier and processing method thereof |
| CN113983391B (en) * | 2021-12-24 | 2022-04-19 | 深圳市名思展示设计工程有限公司 | LED lighting device for museum |
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| CN1206630A (en) * | 1996-11-28 | 1999-02-03 | 刘春亭 | Electric dust collector with cured surface anode |
| JP3072967B2 (en) * | 1995-05-05 | 2000-08-07 | キャラウェイ・ゴルフ・カンパニ | Hollow metal golf club head manufacturing method and golf club head |
| CN1915530A (en) * | 2005-08-16 | 2007-02-21 | 陈世明 | Equipment of dust collecting piece, and method for combining subassembles |
| JP4363157B2 (en) * | 2002-11-29 | 2009-11-11 | オムロンヘルスケア株式会社 | Pulse wave measuring device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4714556Y1 (en) * | 1969-03-31 | 1972-05-25 | ||
| JPH0372967A (en) * | 1989-08-11 | 1991-03-28 | Matsushita Electric Ind Co Ltd | Air filter |
| JP3143144B2 (en) * | 1991-06-07 | 2001-03-07 | 三洋電機株式会社 | Air filter device |
| JP3362628B2 (en) * | 1997-02-20 | 2003-01-07 | 日立プラント建設株式会社 | Manufacturing method of dust collection electrode for mobile electric dust collector |
| JP2008202301A (en) * | 2007-02-20 | 2008-09-04 | Sekisui Jushi Co Ltd | Wall structure |
-
2009
- 2009-07-06 JP JP2009159818A patent/JP5170017B2/en active Active
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- 2010-07-06 CN CN201010224274.0A patent/CN101940980B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3072967B2 (en) * | 1995-05-05 | 2000-08-07 | キャラウェイ・ゴルフ・カンパニ | Hollow metal golf club head manufacturing method and golf club head |
| CN1206630A (en) * | 1996-11-28 | 1999-02-03 | 刘春亭 | Electric dust collector with cured surface anode |
| JP4363157B2 (en) * | 2002-11-29 | 2009-11-11 | オムロンヘルスケア株式会社 | Pulse wave measuring device |
| CN1915530A (en) * | 2005-08-16 | 2007-02-21 | 陈世明 | Equipment of dust collecting piece, and method for combining subassembles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101940980A (en) | 2011-01-12 |
| JP2011011186A (en) | 2011-01-20 |
| JP5170017B2 (en) | 2013-03-27 |
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