CN218282140U - Electric dust remover for high-voltage electrostatic dust removal - Google Patents
Electric dust remover for high-voltage electrostatic dust removal Download PDFInfo
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- CN218282140U CN218282140U CN202221770206.9U CN202221770206U CN218282140U CN 218282140 U CN218282140 U CN 218282140U CN 202221770206 U CN202221770206 U CN 202221770206U CN 218282140 U CN218282140 U CN 218282140U
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- pipe
- electrostatic dust
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Abstract
The utility model belongs to the technical field of electrostatic precipitator, especially, be an electrostatic precipitator for high-voltage electrostatic precipitator, including the high-voltage electrostatic precipitator body the ash collecting bucket is installed to the lower extreme of high-voltage electrostatic precipitator body, still includes: the length and the width of the protection plate are equal to those of the top surface of the high-voltage electrostatic dust collector body, and the protection plate is elastically installed at the top end of the high-voltage electrostatic dust collector body; the anti-backflow pipe is provided with an air inlet nozzle at one end and an air outlet nozzle at the other end; the electric dust collector is used for carrying out safety protection and rainwater flow guide on the high-voltage electrostatic dust collector body through the arranged protection plate, so that the problem that rainwater is accumulated on the top end of the high-voltage electrostatic dust collector body and cannot be discharged in time is avoided, and the use safety and reliability of the high-voltage electrostatic dust collector are ensured; the anti-reflux pipe is arranged, so that the problem that the smoke drives dust to flow reversely can be avoided, and the dust removal reliability of the equipment is ensured.
Description
Technical Field
The utility model belongs to the technical field of electrostatic precipitator, concretely relates to electrostatic precipitator for high-voltage electrostatic precipitator.
Background
In large-scale thermal power plants, steel plants and other occasions using coal as energy, the flue gas emission of the coal must be subjected to dust removal treatment, and at present, large-scale high-voltage electrostatic dust removal equipment (electric dust remover) is basically adopted for dust treatment in China.
The working principle of the high-voltage electrostatic dust collector is that a high-voltage electric field is utilized to ionize smoke, dust charges in air flow are separated from the air flow under the action of the electric field, a negative electrode is made of metal wires with different cross section shapes and is called a discharge electrode, and a positive electrode is made of metal plates with different geometric shapes and is called a dust collecting electrode; in addition, in a control system of an electric dust collector, various lower computer control devices are included, such as a high-voltage control device, a Programmable Logic Controller (PLC), an electric heating control device, an ash discharge control device, a rapping control device, an analog (analog) data acquisition device and an input/output (IO) data acquisition device, and in order to realize remote data acquisition and monitoring of the devices, which is called as an electric dust collector SCADA system, the devices are generally connected with an industrial personal computer through a traditional RS-485/RS-422 communication interface.
The traditional high-voltage electrostatic dust collector is usually used outdoors and is large in size, rainwater is easy to accumulate at the top end of the high-voltage electrostatic dust collector and cannot be discharged in time, and under the long-term soaking of the rainwater, the top end cover of the high-voltage electrostatic dust collector is easy to corrode, water leakage is caused, and the reliable use of the high-voltage electrostatic dust collector is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides an electric dust collector for high-voltage electrostatic dust collection, which has the characteristics of convenient use and high safety performance.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an electrostatic precipitator for high-pressure electrostatic precipitator, includes the high-pressure electrostatic precipitator body the ash collecting bucket is installed to the lower extreme of high-pressure electrostatic precipitator body, an electrostatic precipitator for high-pressure electrostatic precipitator still includes:
the length and the width of the protection plate are equal to those of the top surface of the high-voltage electrostatic dust collector body, the protection plate is elastically installed at the top end of the high-voltage electrostatic dust collector body, the left end and the right end of the protection plate are respectively fixed with an upward extending baffle weir, and the front end and the rear end of the protection plate are respectively fixed with a flow guide sliding plate inclining towards the lower side;
the anti-reflux pipe is U-shaped or n-shaped, one end of the anti-reflux pipe is an air inlet nozzle, the other end of the anti-reflux pipe is an air outlet nozzle, the anti-reflux pipe is communicated with an air inlet of the high-voltage electrostatic dust collector body through the air outlet nozzle, and the bottom surface of the anti-reflux pipe is communicated with two symmetrically distributed ash receiving barrels.
As a preferred technical solution of the present invention, a plurality of diversion weirs are fixed on the top surface of the protection plate, and a diversion trench is formed between two adjacent diversion weirs; the length direction of the flow guide weir is parallel to the length direction of the baffle weir.
As a preferred technical scheme of the utility model, the dust collector also comprises a second telescopic column and a telescopic spring, and four first telescopic columns which are distributed in a diagonal manner are arranged between the top end of the high-voltage electrostatic dust collector body and the bottom surface of the protection plate; two sets of No. two flexible posts are symmetrical to be distributed, just the top of No. two flexible posts with the guard plate is articulated, the bottom with the high-voltage electrostatic precipitator body is articulated No. two flexible post's both ends still all are fixed with the spacing ring, the expanding spring cover is established just be in two on No. two flexible posts between the spacing ring.
As a preferred technical scheme of the utility model, the bottom end of the backflow prevention pipe is communicated with two symmetrically distributed ash falling pipes, and the ash receiving barrel is arranged at the bottom end of the ash falling pipe in a threaded screwing mode; the upper half part of the ash falling pipe is a hollow inverted quadrangular frustum body, and the lower half part of the ash falling pipe is a hollow cylindrical pipe and is provided with external threads.
As a preferred technical scheme of the utility model, the inside top reentrant corner position of preventing the counter-current tube has upper guide plate, inside bottom reentrant corner position has lower guide plate the interior bottom surface of preventing the counter-current tube still is fixed with longitudinal section and is isosceles triangle's water conservancy diversion platform.
Compared with the prior art, the beneficial effects of the utility model are that: the electric dust collector is used for carrying out safety protection and rainwater flow guide on the high-voltage electrostatic dust collector body through the arranged protection plate, so that the problem that rainwater is accumulated on the top end of the high-voltage electrostatic dust collector body and cannot be discharged in time is avoided, and the use safety and reliability of the high-voltage electrostatic dust collector are ensured; the backflow preventing pipe is utilized, so that the problem that the flue gas drives dust to flow against the flow can be avoided, and the dust removal reliability of the equipment is guaranteed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention;
fig. 3 is an enlarged schematic view of the utility model at the point B in fig. 1;
fig. 4 is a schematic front sectional structural view of the anti-reflux pipe of the present invention;
fig. 5 is a schematic side structure view of the ash falling pipe of the present invention;
in the figure: 1. a high-voltage electrostatic precipitator body; 2. a dust collecting hopper; 3. a protection plate; 4. a blocking weir; 5. a flow guide sliding plate; 6. an anti-reflux tube; 7. an air inlet nozzle; 8. an air outlet nozzle; 9. an ash receiving barrel; 10. a first telescopic column; 11. a second telescopic column; 12. a limiting ring; 13. a tension spring; 14. a diversion weir; 15. a diversion trench; 16. an upper deflector; 17. a lower deflector; 18. an ash falling pipe; 19. a flow guide table.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides an electrostatic precipitator for high-pressure electrostatic precipitator, includes high-pressure electrostatic precipitator body 1, installs ash collecting bucket 2 at the lower extreme of high-pressure electrostatic precipitator body 1 for high-pressure electrostatic precipitator's electrostatic precipitator still includes: the high-voltage electrostatic dust collector comprises a protection plate 3, wherein the length and the width of the protection plate 3 are equal to those of the top surface of a high-voltage electrostatic dust collector body 1, the protection plate 3 is elastically installed at the top end of the high-voltage electrostatic dust collector body 1, the left end and the right end of the protection plate 3 are respectively fixed with a baffle weir 4 extending upwards, and the front end and the rear end of the protection plate 3 are respectively fixed with a flow guide sliding plate 5 inclining towards the lower side; two groups of second telescopic columns 11 are symmetrically distributed, the top ends of the second telescopic columns 11 are hinged with the protection plate 3, the bottom ends of the second telescopic columns 11 are hinged with the high-voltage electrostatic dust collector body 1, two ends of each second telescopic column 11 are respectively fixed with a limiting ring 12, a telescopic spring 13 is sleeved on each second telescopic column 11 and is positioned between the two limiting rings 12, in addition, a plurality of flow guide weirs 14 which are distributed at equal intervals are fixed on the top surface of the protection plate 3, and a flow guide groove 15 is formed between every two adjacent flow guide weirs 14; the length direction of the flow guide weir 14 is parallel to the length direction of the baffle weir 4; the anti-reflux pipe 6 is U-shaped or n-shaped, one end of the anti-reflux pipe 6 is an air inlet nozzle 7, the other end of the anti-reflux pipe 6 is an air outlet nozzle 8, the anti-reflux pipe 6 is communicated with an air inlet of the high-voltage electrostatic dust collector body 1 through the air outlet nozzle 8, two symmetrically distributed ash receiving barrels 9 are communicated with the bottom surface of the anti-reflux pipe 6, the anti-reflux pipe 6 of the embodiment is U-shaped, when the anti-reflux pipe is used, dust-containing smoke is input into the U-shaped anti-reflux pipe 6 from the air inlet nozzle 7, the smoke flows downwards in the anti-reflux pipe 6 firstly, flows upwards after reaching the lower end of the anti-reflux pipe 6 and flows transversely for a certain distance, then enters the high-voltage electrostatic dust collector body 1 from the air outlet nozzle 8, when the lower end of the anti-reflux pipe 6 flows transversely, part of dust falls into the ash receiving barrel 9 below to be collected, the structural shape of the anti-reflux pipe 6 can effectively avoid the problem of the backflow of the dust-containing smoke, and ensure the reliability of dust collection of equipment; the utility model discloses a flexible post 10 and No. two flexible posts 11 are the extending structure that two sections hollow cylinder components cup jointed and constitute, expanding spring 13 provides the flexible elasticity of No. two flexible posts 11, make guard plate 3 have vertical ascending elasticity of side, avoid the heavy object to fall and cause the damage to high-voltage electrostatic precipitator body 1, furthermore, when the rainwater falls to guard plate 3, it can effectively block the rainwater to keep off weir 4, make the rainwater can only flow in guiding gutter 15, flow from water conservancy diversion slide 5 at last, avoid the rainwater to pile up the problem that can't in time discharge in high-voltage electrostatic precipitator body 1's top, guarantee the security that high-voltage electrostatic precipitator body 1 used, the reliability.
Specifically, according to fig. 1, 4 and 5, in this embodiment, the bottom end of the backflow prevention pipe 6 is communicated with two ash falling pipes 18 which are symmetrically distributed, and the ash receiving barrel 9 is installed at the bottom end of the ash falling pipe 18 in a threaded screwing manner; the upper half part of the ash falling pipe 18 is a hollow inverted quadrangular frustum body, the lower half part of the ash falling pipe is a hollow cylinder and is provided with external threads, an upper guide plate 16 is arranged at the internal top internal corner position of the anti-reflux pipe 6, a lower guide plate 17 is arranged at the internal bottom internal corner position of the anti-reflux pipe 6, a guide table 19 with a longitudinal section being an isosceles triangle is further fixed on the internal bottom surface of the anti-reflux pipe 6, and the ash receiving barrel 9 is installed in a threaded screwing mode and is easy to install, use, disassemble and clean; the structural morphology of ash falling pipe 18, can reliably adapt to the structural morphology of anti-reflux pipe 6, and guarantee as much as possible that the messenger dust falls into and connects grey bucket 9, guide plate 17 cooperation water conservancy diversion platform 19 down, also further guarantee that the dust can fall into and connect grey bucket 9 in, when the design, the bottom of lower guide plate 17 and the lower extreme edge of water conservancy diversion platform 19 overlap joint respectively the top port of ash falling pipe 18 down, furthermore, if the surface bonding dust of lower guide plate 17 and water conservancy diversion platform 19, take off and connect and can contact lower guide plate 17 and water conservancy diversion platform 19 through ash falling pipe 18 behind the grey bucket 9, so that to clear up the surface of lower guide plate 17 and water conservancy diversion platform 19.
The utility model discloses a theory of operation and use flow: the utility model discloses an electrostatic precipitator for high-pressure electrostatic precipitator, when using, the dusty flue gas is followed air inlet nozzle 7 input "U" type and is prevented in the adverse current pipe 6, the flue gas prevents flowing downwards earlier in the adverse current pipe 6, the lower extreme that reachs and prevent the adverse current pipe 6 is after a certain distance of transverse flow, later get into high-pressure electrostatic precipitator body 1 from air outlet nozzle 8, when the lower extreme transverse flow of flue gas prevents the adverse current pipe 6, part dust can fall into the collection in the ash receiving bucket 9 of below, the structural morphology of preventing the adverse current pipe 6, can effectively avoid the adverse current problem of dusty flue gas, the reliability of equipment dust removal has been guaranteed, ash receiving bucket 9 installs through the screw thread closure mode, easily install use and dismantle the clearance;
the first telescopic column 10 and the second telescopic column 11 of the utility model are telescopic structures formed by sleeving two sections of hollow cylindrical components, and the telescopic spring 13 provides the telescopic elasticity of the second telescopic column 11, so that the protection plate 3 has elasticity in the vertical direction, and the damage to the high-voltage electrostatic dust collector body 1 caused by the falling of heavy objects is avoided;
in addition, when rainwater falls on the protection plate 3, the blocking weir 4 can effectively block the rainwater, so that the rainwater can only flow in the diversion trench 15 and finally flows out of the diversion slide plate 5, the problem that the rainwater is accumulated on the top end of the high-voltage electrostatic dust collector body 1 and cannot be discharged in time is avoided, and the use safety and reliability of the high-voltage electrostatic dust collector body 1 are ensured.
In all examples shown and described herein, any particular value should be construed as merely exemplary, and not as a limitation, and thus other examples of example embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be connected through an intermediate medium.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an electrostatic precipitator for high-voltage electrostatic precipitator, includes high-voltage electrostatic precipitator body (1) ash collecting bucket (2), its characterized in that are installed to the lower extreme of high-voltage electrostatic precipitator body (1): the electric dust remover for high-voltage electrostatic dust removal further comprises:
the length and the width of the protection plate (3) are equal to those of the top surface of the high-voltage electrostatic dust collector body (1), the protection plate (3) is elastically installed at the top end of the high-voltage electrostatic dust collector body (1), the left end and the right end of the protection plate (3) are respectively fixed with an upward extending baffle weir (4), and the front end and the rear end of the protection plate (3) are respectively fixed with a flow guide sliding plate (5) inclining towards the lower side;
the anti-reflux pipe (6) is U-shaped or n-shaped, one end of the anti-reflux pipe (6) is an air inlet nozzle (7), the other end of the anti-reflux pipe is an air outlet nozzle (8), the anti-reflux pipe (6) is communicated with an air inlet of the high-voltage electrostatic dust collector body (1) through the air outlet nozzle (8), and the bottom surface of the anti-reflux pipe (6) is communicated with two symmetrically distributed ash receiving barrels (9).
2. The electric dust collector for high-voltage electrostatic dust collection according to claim 1, wherein: a plurality of flow guide weirs (14) which are distributed at equal intervals are fixed on the top surface of the protection plate (3), and a flow guide groove (15) is formed between every two adjacent flow guide weirs (14); the length direction of the flow guide weir (14) is parallel to the length direction of the baffle weir (4).
3. The electric dust collector for high-voltage electrostatic dust collection according to claim 1, wherein: the high-voltage electrostatic dust collector further comprises a second telescopic column (11) and a telescopic spring (13), wherein four first telescopic columns (10) which are distributed in a diagonal manner are arranged between the top end of the high-voltage electrostatic dust collector body (1) and the bottom surface of the protection plate (3); two sets of No. two flexible post (11) symmetric distribution, just the top of No. two flexible post (11) with guard plate (3) are articulated, the bottom with high-voltage electrostatic precipitator body (1) is articulated No. two flexible post (11) both ends still all are fixed with spacing ring (12), expanding spring (13) cover is established No. two flexible post (11) are gone up and are in two between spacing ring (12).
4. The electric dust collector for high-voltage electrostatic dust collection according to claim 1, characterized in that: the bottom end of the backflow prevention pipe (6) is communicated with two symmetrically distributed ash falling pipes (18), and the ash receiving barrel (9) is installed at the bottom end of each ash falling pipe (18) in a threaded screwing mode; the upper half part of the ash falling pipe (18) is a hollow inverted quadrangular frustum pyramid, and the lower half part of the ash falling pipe is a hollow cylinder and is provided with external threads.
5. The electric dust collector for high-voltage electrostatic dust collection according to claim 1, wherein: the anti-backflow pipe is characterized in that an upper guide plate (16) is arranged at the internal top internal corner position of the anti-backflow pipe (6), a lower guide plate (17) is arranged at the internal bottom internal corner position of the anti-backflow pipe (6), and a guide platform (19) with a longitudinal section being an isosceles triangle is further fixed on the inner bottom surface of the anti-backflow pipe (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221770206.9U CN218282140U (en) | 2022-07-08 | 2022-07-08 | Electric dust remover for high-voltage electrostatic dust removal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221770206.9U CN218282140U (en) | 2022-07-08 | 2022-07-08 | Electric dust remover for high-voltage electrostatic dust removal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218282140U true CN218282140U (en) | 2023-01-13 |
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ID=84789939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221770206.9U Active CN218282140U (en) | 2022-07-08 | 2022-07-08 | Electric dust remover for high-voltage electrostatic dust removal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218282140U (en) |
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2022
- 2022-07-08 CN CN202221770206.9U patent/CN218282140U/en active Active
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