CN210171692U - Dust deposition prevention device for electric dust collector - Google Patents

Dust deposition prevention device for electric dust collector Download PDF

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Publication number
CN210171692U
CN210171692U CN201920516629.XU CN201920516629U CN210171692U CN 210171692 U CN210171692 U CN 210171692U CN 201920516629 U CN201920516629 U CN 201920516629U CN 210171692 U CN210171692 U CN 210171692U
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CN
China
Prior art keywords
deashing
long
electric dust
dust collector
electrostatic precipitator
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920516629.XU
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Chinese (zh)
Inventor
赵继超
李玉洲
胡海亮
马超
贺继业
秦世贤
刘清亮
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HUADIAN LAIZHOU POWER GENERATION Co Ltd
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HUADIAN LAIZHOU POWER GENERATION Co Ltd
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Priority to CN201920516629.XU priority Critical patent/CN210171692U/en
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Abstract

The utility model discloses a prevent deposition device for on electrostatic precipitator, including the long three horn bodies of deashing and deashing angle bar, the long three horn bodies of deashing is formed by 3 rectangular plates and 2 set-square welding, and the long three horn bodies of deashing are provided with the cavity in, the deashing angle bar is connected with at least one set-square, the deashing angle bar still with in the electrostatic precipitator anode plate down along shake and beat the striker and be connected. The cavity is arranged in the ash removal long triangular body so as to reduce the weight of the ash removal long triangular body and the manufacturing cost. The utility model discloses a long triangle body of deashing can prevent that the poor dust of mobility from piling up in the electrostatic precipitator, has avoided the production of deposition phenomenon to negative plate and anode plate can not produce the short circuit problem because of piling up the dust in the electrostatic precipitator. The utility model discloses can thoroughly eliminate the deposition problem that the mobility of the inside dust of electric precipitation that brings is fallen to 90 ℃ 2 ℃ because of electrostatic precipitator entry flue gas temperature by 110 ℃ and becomes poor and produce for a large amount of dusts can not be piled up to negative plate lower part in the electrostatic precipitator.

Description

Dust deposition prevention device for electric dust collector
Technical Field
The utility model relates to a prevent deposition device for on electrostatic precipitator belongs to the electrostatic precipitator field.
Background
The electric dust collector is a necessary corollary equipment of a thermal power plant, has the function of removing particle smoke dust in discharged smoke, reduces the amount of the smoke dust discharged into the atmosphere, and is important environment-friendly equipment for improving environmental pollution and air quality.
The coal-fired thermal power unit of the existing power plant is transformed by ultralow emission of flue gas, and a low-temperature economizer is additionally arranged in front of an electric dust remover so that the electric dust remover becomes a low-temperature electric dust remover. The flue gas temperature of the inlet of the electric dust collector with the low-temperature coal economizer is 110 ℃, and the flue gas temperature of the inlet of the electric dust collector with the low-temperature coal economizer is 90 +/-2 ℃. The temperature of an electric dust collector inlet is reduced to 90 +/-2 ℃ from 110 ℃, and the temperature of flue gas is reduced, so that the flowability of dust in the electric dust collector is poor, and the dust accumulation phenomenon is easy to occur.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent deposition device for on electrostatic precipitator, shake the vibration of striking pole and prevent through the long triangle body of deashing along with in the electrostatic precipitator that flow is poor that the dust from piling up in the electrostatic precipitator to prevent the deposition phenomenon.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a prevent deposition device for on electrostatic precipitator, includes the long three angle bodies of deashing and deashing angle bar, the long three angle bodies of deashing is formed by 3 rectangular plates and 2 set square welding, and the long three internal cavitys that are provided with of deashing, the deashing angle bar is connected with at least one set square, the deashing angle bar still with the electrostatic precipitator in the positive plate down along shake and beat the impact pole and be connected. The cavity is arranged in the ash removal long triangular body so as to reduce the weight of the ash removal long triangular body and the manufacturing cost. When the striking rod is rapped to perform rapping action, the ash removal long triangular body can be driven through the ash removal angle iron, so that the accumulation of low-fluidity dust in the electric dust remover is effectively prevented, and the short circuit of a negative plate and/or a positive plate in the electric dust remover is avoided.
In the above dust deposition prevention device for an electric dust collector, a plurality of rib plates arranged at equal intervals are arranged on the rectangular plates on the two side surfaces of the long ash removal triangular body. The rib plate is used for improving the stability of the triangle body.
In the above dust deposition prevention device for an electric dust collector, the rib plate is in a parallelogram shape or a triangle shape.
In the above dust deposition prevention device for the electric dust collector, the length of the ash removal elongated triangle is less than or equal to the length of the cathode frame of the electric dust collector. In order to ensure the dustproof effect of the electric dust remover, the length dimension of the ash cleaning long triangular body is required to be smaller than or equal to the length dimension of a cathode frame of the electric dust remover.
In the dust deposition prevention device for the electric dust collector, the length of the ash removal long triangular body is 4600 mm-5000 mm, the height is 120 mm-130 mm, and the bottom edge is 100 mm-120 mm.
In the dust deposition prevention device for the electric dust collector, the thicknesses of the 3 rectangular plates and the 2 triangular plates are both 2 mm-3 mm.
In the above dust deposition prevention device for the electric dust collector, the 3 rectangular plates, the 2 triangular plates and the ash removal angle iron are all made of stainless steel.
The utility model provides an among the anti-deposition device for on electrostatic precipitator, still include with limit baffle, limit baffle set up in on the little platform on ash bucket upper edge in the electrostatic precipitator.
In the above dust deposition prevention device for the electric dust collector, the ash removal long triangular body is arranged below the cathode frame in the electric dust collector. The limiting baffle is used for limiting the transverse movement and the up-and-down movement of the ash removal long triangular body so as to prevent the ash removal long triangular body from falling off and cause the short circuit of a negative plate and/or a positive plate of the electric dust remover.
In the above dust deposition prevention device for the electric dust collector, the distance between the ash removal long triangular body and the small platform at the upper edge of the ash bucket in the electric dust collector is 50 mm. In order to prevent the anode plate from expanding and moving downwards to cause extrusion friction when the dust remover operates. The ash removal long triangular body is arranged along the length direction of the rectangular platform in the electric dust collector.
Compared with the prior art, the utility model discloses a long triangle body of deashing can prevent that the poor dust of mobility from piling up in the electrostatic precipitator, has avoided the production of deposition phenomenon to negative plate and anode plate can not produce the short circuit problem because of piling up the dust in the electrostatic precipitator. The utility model can thoroughly eliminate the dust deposition problem caused by the fluidity deterioration of dust in the electric dust collector due to the temperature of the flue gas at the inlet of the electric dust collector is reduced from 110 ℃ to 90 +/-2 ℃, so that a large amount of dust can not be accumulated at the lower part of the negative plate in the electric dust collector; the long ash removal triangular body with the triangular cross section is not easy to deform and the rib plates are not easy to fall off; the working position of the ash cleaning long triangular body can be prevented from being limited through the limiting baffle, the correctness of the working position of the ash cleaning long triangular body is guaranteed, and the ash cleaning long triangular body can be prevented from falling off. The utility model discloses simple structure, low in production cost, the deashing is thorough, does not have the risk of droing.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of the ash removal triangle of the present invention.
Reference numerals: 1-ash removal long triangle, 101-rectangular plate, 102-triangular plate, 103-cavity, 2-ash removal angle iron, 3-ribbed plate, and 4-rapping impact rod.
The present invention will be further described with reference to the accompanying drawings and the detailed description.
Detailed Description
Embodiment 1 of the utility model: the utility model provides a prevent deposition device for on electrostatic precipitator, includes the long triangle body of deashing 1 and deashing angle bar 2, the long triangle body of deashing 1 is formed by 3 rectangular plates 101 and 2 set-square 102 welding, be provided with cavity 103 in the long triangle body of deashing, deashing angle bar 2 is connected with at least one set-square 102, deashing angle bar 2 still with the electrostatic precipitator in the anode plate down along shake and knock rod 4 be connected. The cavity 103 is arranged in the ash removal long triangular body 1 to reduce the weight of the ash removal long triangular body 1 and the manufacturing cost. When rapping the striking rod 4 and rapping and making movements, can drive the long triangle-shaped body of deashing 1 through deashing angle bar 2 to effectively prevent piling up of the interior low mobile dust of electrostatic precipitator, avoid the short circuit of negative plate and/or anode plate in the electrostatic precipitator.
Embodiment 2 of the utility model: the utility model provides a prevent deposition device for on electrostatic precipitator, includes the long triangle body of deashing 1 and deashing angle bar 2, the long triangle body of deashing 1 is formed by 3 rectangular plates 101 and 2 set-square 102 welding, be provided with cavity 103 in the long triangle body of deashing, deashing angle bar 2 is connected with at least one set-square 102, deashing angle bar 2 still with the electrostatic precipitator in the anode plate down along shake and knock rod 4 be connected. The cavity 103 is arranged in the ash removal long triangular body 1 to reduce the weight of the ash removal long triangular body 1 and the manufacturing cost. When rapping the striking rod 4 and rapping and making movements, can drive the long triangle-shaped body of deashing 1 through deashing angle bar 2 to effectively prevent piling up of the interior low mobile dust of electrostatic precipitator, avoid the short circuit of negative plate and/or anode plate in the electrostatic precipitator. The rectangular plates 101 on the two side surfaces of the ash removal long triangular body 1 are provided with a plurality of ribbed plates 3 which are arranged at equal intervals. The rib plate 3 is used for improving the stability of the triangle. The rib 3 is parallelogram-shaped.
Embodiment 3 of the utility model: the utility model provides a prevent deposition device for on electrostatic precipitator, includes the long triangle body of deashing 1 and deashing angle bar 2, the long triangle body of deashing 1 is formed by 3 rectangular plates 101 and 2 triangle plate 102 welding, be provided with cavity 103 in the long triangle body of deashing, two triangle plates 102 all are connected with an deashing angle bar 2, and every deashing angle bar 2 all is connected with rapping impact rod 4 on edge under the interior anode plate of electrostatic precipitator. The cavity 103 is arranged in the ash removal long triangular body 1 to reduce the weight of the ash removal long triangular body 1 and the manufacturing cost. The rectangular plates 101 on the two side surfaces of the ash removal long triangular body 1 are provided with a plurality of ribbed plates 3 which are arranged at equal intervals. The rib plate 3 is used for improving the stability of the triangle. The rib 3 is triangular. The length dimension of the ash removal long triangular body 1 is less than or equal to the length dimension of a cathode frame of the electric dust collector. In order to ensure the dustproof effect of the electric dust remover, the length dimension of the ash cleaning long triangular body 1 is required to be smaller than or equal to the length dimension of a cathode frame of the electric dust remover. The length of the ash removal long triangular body 1 is 4600 mm-5000 mm, the height is 120 mm-130 mm, and the bottom edge is 100 mm-120 mm. The thicknesses of the 3 rectangular plates 101 and the 2 triangular plates 102 are both 2 mm-3 mm. The 3 rectangular plates 101, the 2 triangular plates 102 and the ash removal angle iron 2 are all made of stainless steel.
Embodiment 4 of the utility model: the utility model provides a prevent deposition device for on electrostatic precipitator, includes the long triangle body of deashing 1 and deashing angle bar 2, the long triangle body of deashing 1 is formed by 3 rectangular plates 101 and 2 set-square 102 welding, be provided with cavity 103 in the long triangle body of deashing, deashing angle bar 2 is connected with at least one set-square 102, deashing angle bar 2 still with the electrostatic precipitator in the anode plate down along shake and knock rod 4 be connected. The cavity 103 is arranged in the ash removal long triangular body 1 to reduce the weight of the ash removal long triangular body 1 and the manufacturing cost. When rapping the striking rod 4 and rapping and making movements, can drive the long triangle-shaped body of deashing 1 through deashing angle bar 2 to effectively prevent piling up of the interior low mobile dust of electrostatic precipitator, avoid the short circuit of negative plate and/or anode plate in the electrostatic precipitator. The rectangular plates 101 on the two side surfaces of the ash removal long triangular body 1 are provided with a plurality of ribbed plates 3 which are arranged at equal intervals. The rib plate 3 is used for improving the stability of the triangle. The rib 3 has a parallelogram shape or a triangular shape. The length dimension of the ash removal long triangular body 1 is less than or equal to the length dimension of a cathode frame of the electric dust collector. In order to ensure the dustproof effect of the electric dust remover, the length dimension of the ash cleaning long triangular body 1 is required to be smaller than or equal to the length dimension of a cathode frame of the electric dust remover. The length of the ash removal long triangle body 1 is 5000mm, the height is 130mm, and the bottom edge is 120 mm. The thickness of each of the 3 rectangular plates 101 and the 2 triangular plates 102 is 3 mm. The 3 rectangular plates 101, the 2 triangular plates 102 and the ash removal angle iron 2 are all made of stainless steel. The dust deposition prevention device for the electric dust collector further comprises a limit baffle, and the limit baffle is arranged on a small platform on the upper edge of the ash bucket in the electric dust collector. The ash removal long triangular body 1 is arranged below a cathode frame in the electric dust remover. The limiting baffle is used for limiting the transverse movement and the up-and-down movement of the ash removal long triangular body 1 so as to prevent the ash removal long triangular body 1 from falling off and cause the short circuit of a cathode plate and/or an anode plate of the electric dust remover. The distance between the ash removal long triangular body 1 and the small platform at the upper edge of the ash bucket in the electric dust remover is 50 mm.
Embodiment 5 of the utility model: the utility model provides a prevent deposition device for on electrostatic precipitator, includes the long triangle body of deashing 1 and deashing angle bar 2, the long triangle body of deashing 1 arranges along the length direction of rectangular platform in the electrostatic precipitator, and the long triangle body of deashing 1 is formed by 3 rectangular plate 101 and 2 set square 102 welding, be provided with cavity 103 in the long triangle body of deashing, deashing angle bar 2 is connected with a set square 102, deashing angle bar 2 still with the electrostatic precipitator in the anode plate down along rapping impact rod 4 be connected. The cavity 103 is arranged in the ash removal long triangular body 1 to reduce the weight of the ash removal long triangular body 1 and the manufacturing cost. When rapping the striking rod 4 and rapping and making movements, can drive the long triangle-shaped body of deashing 1 through deashing angle bar 2 to effectively prevent piling up of the interior low mobile dust of electrostatic precipitator, avoid the short circuit of negative plate and/or anode plate in the electrostatic precipitator. The rectangular plates 101 on the two side surfaces of the ash removal long triangular body 1 are provided with a plurality of ribbed plates 3 which are arranged at equal intervals. The rib plate 3 is used for improving the stability of the triangle. The rib 3 has a parallelogram shape or a triangular shape. The length dimension of the ash removal long triangular body 1 is less than or equal to the length dimension of a cathode frame of the electric dust collector. In order to ensure the dustproof effect of the electric dust remover, the length dimension of the ash cleaning long triangular body 1 is required to be smaller than or equal to the length dimension of a cathode frame of the electric dust remover. The length of the ash removal elongated triangle body 1 is 4600mm, the height is 120mm, and the bottom edge is 100 mm. The thickness of each of the 3 rectangular plates 101 and the 2 triangular plates 102 is 2 mm. The 3 rectangular plates 101, the 2 triangular plates 102 and the ash removal angle iron 2 are all made of stainless steel. The ash deposition prevention device for the electric dust collector further comprises a limit baffle, and the limit baffle is arranged on a small platform on the upper edge of an ash bucket in the electric dust collector. The ash removal long triangular body 1 is arranged below a cathode frame in the electric dust remover. The limiting baffle is used for limiting the transverse movement and the up-and-down movement of the ash removal long triangular body 1 so as to prevent the ash removal long triangular body 1 from falling off and cause the short circuit of a cathode plate and/or an anode plate of the electric dust remover. In order to prevent the anode plate from expanding and moving downwards to cause extrusion friction when the dust remover runs, the distance between the ash cleaning long triangular body 1 and the small platform at the upper edge of the ash bucket in the electric dust remover is 50 mm.
The utility model discloses a theory of operation:
when the electric dust remover operates to remove dust, the rapping impact rod 4 vibrates, and the long ash removing triangular body 1 can be driven by the ash removing angle iron 2 to vibrate along with the rapping impact rod 4, so that the accumulation of low-fluidity dust in the electric dust remover is effectively prevented, and the short circuit of a negative plate and/or a positive plate in the electric dust remover is avoided.

Claims (10)

1. The utility model provides a prevent deposition device for on electrostatic precipitator, a serial communication port, includes the long three angle bodies of deashing (1) and deashing angle bar (2), the long three angle bodies of deashing (1) is formed by 3 rectangular plate (101) and 2 set-square (102) welding, be provided with cavity (103) in the long three angle bodies of deashing (1), deashing angle bar (2) are connected with at least one set-square (102), deashing angle bar (2) still with in the electrostatic precipitator anode plate down along shake and beat impact rod (4) and be connected.
2. The dust deposition preventing device for the electric dust collector as claimed in claim 1, wherein the rectangular plates on the two side surfaces of the dust cleaning long triangular body (1) are provided with a plurality of rib plates (5) which are arranged at equal intervals.
3. The dust deposition preventing device for electric dust collector as claimed in claim 2, wherein the ribs are parallelogram-shaped or triangular-shaped.
4. The dust deposition prevention device for the electric dust collector as claimed in claim 1, wherein the length dimension of the dust cleaning long triangular body (1) is less than or equal to the length dimension of the cathode frame of the electric dust collector.
5. The dust deposition preventing device for the electric dust collector as claimed in claim 1, wherein the length of the ash removing long triangle body (1) is 4600 mm-5000 mm, the height is 120 mm-130 mm, and the bottom edge is 100 mm-120 mm.
6. The dust deposition prevention device for the electric dust collector as claimed in claim 1, wherein the thickness of each of the 3 rectangular plates (101) and the 2 triangular plates (102) is 2 mm-3 mm.
7. The dust deposition prevention device for the electric dust collector as claimed in claim 1, wherein the 3 rectangular plates (101), the 2 triangular plates (102) and the ash removal angle iron (2) are all made of stainless steel.
8. The dust deposition prevention device for the electric dust collector as claimed in claim 1, further comprising a limit baffle arranged on a small platform at the upper edge of the dust hopper in the electric dust collector.
9. The dust deposition prevention device for the electric dust remover as claimed in claim 8, wherein the ash cleaning long triangle body (1) is arranged below a cathode frame in the electric dust remover.
10. The dust deposition prevention device for the electric dust collector as claimed in claim 8, wherein the distance between the ash removal long triangular body (1) and the small platform at the upper edge of the ash bucket in the electric dust collector is 50 mm.
CN201920516629.XU 2019-04-16 2019-04-16 Dust deposition prevention device for electric dust collector Expired - Fee Related CN210171692U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920516629.XU CN210171692U (en) 2019-04-16 2019-04-16 Dust deposition prevention device for electric dust collector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920516629.XU CN210171692U (en) 2019-04-16 2019-04-16 Dust deposition prevention device for electric dust collector

Publications (1)

Publication Number Publication Date
CN210171692U true CN210171692U (en) 2020-03-24

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110124867A (en) * 2019-04-16 2019-08-16 华电莱州发电有限公司 A kind of accumulatingdust device on electric precipitator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110124867A (en) * 2019-04-16 2019-08-16 华电莱州发电有限公司 A kind of accumulatingdust device on electric precipitator

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Granted publication date: 20200324

Termination date: 20210416