CN212440584U - Combined dust remover - Google Patents
Combined dust remover Download PDFInfo
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- CN212440584U CN212440584U CN202020907825.2U CN202020907825U CN212440584U CN 212440584 U CN212440584 U CN 212440584U CN 202020907825 U CN202020907825 U CN 202020907825U CN 212440584 U CN212440584 U CN 212440584U
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Abstract
The utility model relates to a modular dust remover, including air inlet pipeline, casing and the air-out pipeline that communicates in proper order, be equipped with electric precipitation subassembly and physics dust removal subassembly in the casing, separate through the isolation subassembly between electric precipitation subassembly and the physics dust removal subassembly and be formed with electric precipitation region territory and physics dust removal region, and these two regions are linked together. The utility model discloses utilize the effect of electric precipitation subassembly and physics dust removal subassembly, dust removal effect and major defect can form complementarily, and it is convenient to install and reform transform simultaneously, compact structure, and is with low costs, and the transformation time is short, and resource is not wasted, but wide application to each mechanical equipment.
Description
Technical Field
The utility model relates to a dust collecting equipment's technical field, more specifically says, it relates to a modular dust remover.
Background
Under the condition of low requirement on dust emission standard in the prior country, the electrostatic dust collector ionizes the flue gas by using a high-voltage electric field, and the dust in the air flow is separated from the air flow under the action of the electric field, so that the electrostatic dust collector has the advantages of small wind resistance, low cost, durability and the like, and is widely applied. With the national requirement on dust emission, the performance of electrostatic dust removal is influenced by dust properties, equipment structure, flue gas flow rate and other factors, so that the dust removal effect of a single electrostatic dust remover cannot meet the requirements of most users, and particularly, larger insulating dust particles cannot be completely retained in the dust remover and cannot meet the requirement of environmental protection. The bag type dust collector is adopted to remove dust in a physical filtering mode, the performance and the dust removing effect mainly depend on the filter material, and the bag type dust collector is suitable for collecting dry and non-fibrous dust. Although the existing bag-type dust collector has good effect, the resistance of the dust collector can be obviously improved due to the accumulation of fine dust, so that the air volume of a dust collection system is obviously reduced. Therefore, the bag-type dust collector needs to clean dust frequently and timely, and can not damage the initial layer dust accumulated on the surface of the filter bag so as to avoid the efficiency reduction and greatly increase the dust cleaning frequency and difficulty.
In addition, in order to improve the dust removal effect, the used electrostatic dust collector is directly replaced by a cloth bag type dust collector, so that the replacement and maintenance cost is increased, the originally usable electrostatic dust collector resource is wasted, the replaced cloth bag type dust collector is adaptive to the existing mechanical equipment, or a flue gas pipeline is redesigned and arranged according to the actual condition, and the workload is greatly increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a modular dust remover utilizes the effect of electricity dust removal subassembly and physics dust removal subassembly, and dust removal effect and its advantage and disadvantage can form complementally, simple to operate simultaneously, compact structure, and is with low costs.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a combined dust remover, is including intake stack, casing and the air-out pipeline that communicates in proper order, be equipped with electric precipitation subassembly and physics dust removal subassembly in the casing, it is regional with the physics dust removal to be formed with electric precipitation between electric precipitation subassembly and the physics dust removal subassembly, and passes through the isolation subassembly interval between these two regions.
Furthermore, the electric dust removal component comprises at least one dust removal electric field, the physical dust removal component comprises at least one dust removal cloth bag, and the dust removal electric field and the dust removal cloth bag are sequentially arranged along the gas flow direction.
Furthermore, the isolation assembly comprises a partition plate, a pore plate and a drainage plate, the partition plate is arranged between the electric dust removal assembly and the physical dust removal assembly and used for prolonging the gas flow stroke, and the pore plate is arranged above the physical dust removal assembly and used for installing a dust removal cloth bag; the pore plate and leave the space between the inside top surface of casing, pore plate and drainage plate are separated casing inside for clean flue gas part and dusty flue gas part, and this clean flue gas part is linked together with the air-out pipeline.
Further, the inside top surface of casing is equipped with the installation department, the baffle set firmly in the below of installation department and downwardly extending, the length of baffle lower limb is less than the length at dust removal electric field lower limb, just the length at baffle lower limb is greater than the length at dust removal sack lower limb.
Furthermore, the pore plate is horizontally arranged, one end of the pore plate is fixedly arranged on one side of the partition plate, the other end of the pore plate is connected with the bottom of the inner side of the air outlet pipeline through the drainage plate, a plurality of through holes are formed in the pore plate, and the through holes are arranged corresponding to the dust removal cloth bag.
Further, the drainage plate includes first baffle and the second baffle of welding each other, the vertical setting of first baffle just welds with orifice plate one end, the slope of second baffle sets up and welds with the inboard bottom of air-out pipeline.
Further, form air inlet horn mouth between casing and the intake stack, form air outlet horn mouth between casing and the air-out pipeline, air inlet horn mouth department still is equipped with the import and equalizes the board, the inside bottom surface of casing can be dismantled and be connected with the ash bucket.
To sum up, the utility model discloses following beneficial effect has:
1. the electric dust removal assembly and the physical dust removal assembly of the device are matched, dust-containing smoke enters into the dust particles which are adsorbed by the electric dust removal assembly to be fine and easy to generate electric charge, the physical dust removal assembly adsorbs especially large particles, all the dust particles in the smoke are not easy to pass through and are purified, the effect is better, and the fine dust particles are not easy to adhere to a filter bag due to the fact that the fine dust particles are reduced through the physical dust removal assembly, the frequency of cleaning the physical dust removal assembly is reduced, and the service life of the dust removal assembly is prolonged.
2. In addition, utilize the baffle to separate dust removal electric field and dust removal sack in this device to prevent influencing the dust removal effect each other, the length setting of baffle simultaneously, cooperation orifice plate and drainage plate have prolonged the stroke of flue gas in the casing, make the flue gas flow as the shown direction of arrow in fig. 2, compare in prior art as fig. 1, make heavier particulate matter stay more easily in the casing, further improve the dust removal effect.
3. The orifice plate level is arranged, and the dust removal sack of easy to assemble, the junction utilizes the all-welded technique, guarantees to be difficult for leaking out, and its shape is arranged and can not pile up the dust in corner department, and first baffle and the second baffle that the drainage plate was established separately form the corner, effectively avoid proruption situation like the flue gas refluence, and then avoid influencing the dust removal effect of dust removal sack, reduce the clearance frequency, the dirt particle of long-pending storage is retrieved to the ash bucket of usable bottom.
4. The utility model discloses a manufacturing method of combination formula dust remover reforms transform current dust remover into this combination formula dust remover, and this transformation mode is simple easily to be operated, can directly reequip on former dust collecting equipment, need not to rearrange pipeline electric wire etc. and the transformation time is short, and is with low costs, resources are saved.
5. According to general construction conditions and guarantee basic dust removal effect after the repacking, the mode of installation, position and the installation requirement of each part have guaranteed that the dust remover after the equipment reaches foretell beneficial effect, and accessible installation girder steel and gusset or increase modes such as mounting, the intensity of strengthening baffle, orifice plate and drainage plate to the dust remover transformation of adaptation each model.
Drawings
FIG. 1 is a schematic structural diagram of a conventional electrostatic precipitator;
fig. 2 is a schematic structural diagram of the combined dust collector of the present invention.
In the figure: 1. an air inlet pipeline; 2. an air inlet bell mouth; 3. an inlet flow equalizing plate; 4. an installation part; 5. a dust removal electric field; 6. an outlet flow equalizing plate; 7. an air outlet bell mouth; 8. an air outlet pipeline; 9. an ash hopper; 10. a partition plate; 11. an orifice plate; 12. a first baffle plate; 13. a second baffle; 14. a dust removal cloth bag; 15. a drainage plate; 16. a housing.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
It should be noted that all the directional terms such as "upper" and "lower" referred to herein are used with respect to the view of the drawings, and are only for convenience of description, and should not be construed as limiting the technical solution.
The utility model provides a combined dust remover, is equipped with electric precipitation subassembly and physics dust removal subassembly including air inlet pipeline 1, casing 16 and the air-out pipeline 8 that communicates in proper order in the casing 16, and electric precipitation subassembly and physics dust removal subassembly are formed with electric precipitation region and physics dust removal region between electric precipitation subassembly and the physics dust removal subassembly, and pass through the isolation subassembly interval between these two regions. The electric dust removal component and the physical dust removal component of the device are matched, the dust removal effect and the advantages and the disadvantages thereof can be complemented, and meanwhile, the device is convenient to install, compact in structure and low in cost.
In this embodiment, the electric dust removing assembly comprises at least one dust removing electric field 5 containing polar plates and polar wires, the physical dust removing assembly comprises at least one dust removing cloth bag 14, and the dust removing electric field 5 and the dust removing cloth bag 14 are sequentially arranged along the gas flow direction. The dust removal electric field 5 and the dust removal cloth bag 14 can both adopt the existing products, dust-containing smoke enters the dust removal electric field 5 to adsorb relatively fine dust particles which are easy to generate electric charge, the dust removal cloth bag 14 adsorbs especially large particles, all the dust particles in the smoke are not easy to pass through to be purified, the effect is better, and the fine dust particles are reduced to pass through the dust removal cloth bag 14, so that the fine dust particles are not easy to adhere to a filter bag of the dust removal cloth bag 14 to cause overlarge wind resistance, the frequency of cleaning the dust removal cloth bag 14 is reduced, and the service life of the dust removal cloth bag is prolonged.
In this embodiment, the isolation assembly comprises a partition plate 10, a pore plate 11 and a drainage plate 15, the partition plate 10 is arranged between the electric dust removal assembly and the physical dust removal assembly and used for prolonging the gas flow stroke, and the pore plate 11 is arranged above the physical dust removal assembly and used for installing a dust removal cloth bag 14; a space is left between the pore plate 11 and the inner top surface of the shell 16, the pore plate 11 and the flow guide plate 15 divide the inside of the shell 16 into a cleaned flue gas part and a dust-containing flue gas part, and the cleaned flue gas part is communicated with the air outlet pipeline 8. This device utilizes baffle 10 to separate dust removal electric field 5 and dust removal sack 14, and baffle 10 generally is the insulator to the long-term electric field that forms of dust removal electric field 5 adsorbs the initial layer dust particle of the 14 outer layers of dust removal sack that are close to, reduces the dust removal effect of dust removal electric field 5 and dust removal sack 14, thereby avoids influencing each other. The inside top surface of casing 16 is equipped with installation department 4, can set up to the fixed support body of strip of other parts of easy installation and location such as crossbeam, and baffle 10 sets firmly in the below of installation department 4 and downwardly extending, and the length of baffle 10 lower limb is less than the length of dust removal electric field 5 lower limb, and the length of baffle 10 lower limb is greater than the length of dust removal sack 14 lower limb. The length of the partition board 10 is set, the stroke of the smoke in the shell 16 is prolonged by matching with the pore board 11 and the flow guide plate 15, so that the smoke flows in the direction shown by the arrow in fig. 2, and compared with the prior art as shown in fig. 1, heavier particles can fall off more easily and remain in the shell 16, the dust removal effect is further improved, and the burden of the dust removal cloth bag 14 is reduced.
In this embodiment, the pore plate 11 is horizontally arranged and one end of the pore plate is fixedly arranged on one side of the partition plate 10, the other end of the pore plate 11 is connected with the bottom of the inner side of the air outlet pipeline 8 through the drainage plate 15, a plurality of through holes are arranged on the pore plate 11, and the through holes are all arranged corresponding to the dust removal cloth bag 14. The pore plate 11 is horizontally arranged, so that the dust removal cloth bag 14 is convenient to install and position, and the effect of a flow equalizing plate is formed at the same time, so that purified flue gas passing through the dust removal cloth bag 14 smoothly flows to the air outlet pipeline 8. The drainage plate 15 includes first baffle 12 and second baffle 13 of mutual welded, and the vertical setting of first baffle 12 just welds with 11 one end of orifice plate, and second baffle 13 slope sets up and welds with the inboard bottom of air-out pipeline 8. The junction utilizes the all-welded technique, guarantees to be difficult for leaking out, and its shape is arranged and can not pile up the dust in the corner, and first baffle 12 and second baffle 13 that drainage plate 15 divided and establish form the corner, effectively avoid proruption situation, if slowed down the flue gas refluence when stopping using, avoid the dust particle in the air to get into inside 16 casings, and then avoid influencing the normal dust removal effect of dust removal sack 14, reduce the clearance frequency.
An air inlet bell mouth 2 is formed between the shell 16 and the air inlet pipeline 1, an air outlet bell mouth 7 is formed between the shell 16 and the air outlet pipeline 8, and an inlet flow equalizing plate 3 is further arranged at the air inlet bell mouth 2. The flue gas is got into casing 16 by intake stack 1 and is discharged from air-out pipeline 8 again, and when the volume of the flue gas that passes through is fixed time, because the shape setting of two horn mouths, sees in the cross section department of casing 16, but the capacity of flue gas increases, and the cooperation is imported flow equalizing plate 3 and is equallyd divide the volume that the flue gas got into, and then slows down the wind speed in the casing 16 relatively to make the dust particle break away from the air current more easily, be detained in casing 16. The dust hopper 9 is detachably connected to the bottom surface inside the shell 16, when dust particles are not accumulated much, the dust hopper 9 at the bottom can be used for recycling the accumulated dust particles, and the dust removal part inside the shell does not need to be detached frequently for cleaning.
The utility model also provides a manufacturing method of combined dust remover, including following step: set up physics dust removal subassembly in the dust remover that has electric precipitation subassembly, or set up electric precipitation subassembly in the dust remover that has physics dust removal subassembly, and set up isolation assembly in the dust remover and in order to separate the regional and the physics dust removal region of the electric precipitation that forms and be linked together, make electric precipitation subassembly and physics dust removal subassembly correspond respectively and install in electric precipitation region and physics dust removal region. The utility model discloses a manufacturing method of combination formula dust remover reforms transform current dust remover into this combination formula dust remover, and this transformation mode is simple easily to be operated, can directly reequip on former dust collecting equipment, need not to rearrange pipeline electric wire etc. and the transformation time is short, and is with low costs, resources are saved.
The method specifically comprises the following steps of taking the existing electrostatic dust collector as a modification object:
s1, opening an upper cover plate of the electrostatic precipitator, keeping a shell 16, an ash bucket 9 and an inlet flow equalizing plate 3 at the air inlet pipeline 1 of the electrostatic precipitator, taking a first electric field close to the air inlet pipeline 1 as a dedusting electric field 5, and removing other electric fields and an outlet flow equalizing plate 6 at an air outlet pipeline 8;
s2, installing a partition plate 10 on one side of a dedusting electric field 5, which is far away from an air inlet pipeline 1, welding one end of the partition plate 10 with an installation part 4 at the top of an original electrostatic precipitator, and sequentially welding a pore plate 11, a second baffle plate 13 and a first baffle plate 12, wherein the partition plate 10, the pore plate 11, the second baffle plate 13 and the first baffle plate 12 are required to be welded with the side wall of a shell 16; the shape of each plate can be preset, the length and width of the orifice plate 11 is equal to the length and width of a space formed by other electric fields of the original electrostatic dust collector, the second baffle 13 is in an isosceles trapezoid shape, the upper side is larger, the lower side is smaller, the size of the upper side is equal to that of the orifice plate 11 and the first baffle 12, and the size of the lower side is equal to that of the lower edge of the air outlet pipeline 8; the orifice plate 11 and the second baffle 13 are installed firstly, and the first baffle 12 is vertically arranged and convenient to position;
s3, arranging dust removal cloth bags 14 below the orifice plate and corresponding to other electric field positions of the original electrostatic dust collector;
and S4, reinstalling the upper cover plate and setting the explosion-proof valve and the access hole.
According to general construction conditions and basic dust removal effect after guaranteeing the repacking, the mounting means, position and the installation requirement of each part have guaranteed that the dust remover after the equipment reaches foretell beneficial effect, mainly be the setting of baffle 10, can conveniently fix a position the installation to first baffle 12 and the second baffle 13 of orifice plate 11 and drainage plate 15 after the installation. The lower edge of the partition board 10 is 0.5-1.5 m longer than the lower edge of the dust removal cloth bag 14, so that the flue gas enters the shell 16 and then enters the dust removal cloth bag 14 for dust removal after bypassing the bottom of the partition board 10, and the partition board 10 not only isolates and protects the influence of the dust removal electric field 5 on the dust removal cloth bag 14, but also sufficiently prolongs the formation of the flue gas. The distance between the lower edge of the partition board 10 and the upper end of the ash bucket 9 is 2-4 m, so that the smoke can pass through, and dust particles deposited in the ash bucket 9 can not be brought to the partition board 10 to be adhered. The distance between the installation position of the pore plate 11 and the top surface inside the shell 16 is 1.5-2.5 m, enough space is reserved for clean flue gas to pass through, and the space cannot be suddenly reduced, so that the flow velocity of the flue gas is suddenly accelerated at the position, and the dust removal effect is prevented from being influenced. The welding mode of each junction is the full weld, reduces the possibility of leaking out, and accessible installation girder steel and gusset or increase modes such as mounting moreover, strengthen the intensity of baffle 10, orifice plate 11 and drainage plate 15 to the dust remover transformation of adaptation various models.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a combined dust remover, is including intake stack, casing and the air-out pipeline that communicates in proper order, its characterized in that, be equipped with electric precipitation subassembly and physics dust removal subassembly in the casing, separate through the isolation subassembly between electric precipitation subassembly and the physics dust removal subassembly and form electric precipitation region and physics dust removal region, and these two regions are linked together.
2. The combined dust collector as claimed in claim 1, wherein the electric dust collecting assembly comprises at least one dust collecting electric field, the physical dust collecting assembly comprises at least one dust collecting cloth bag, and the dust collecting electric field and the dust collecting cloth bag are sequentially arranged along the gas flow direction.
3. The combined dust collector as claimed in claim 2, wherein the isolation assembly comprises a partition plate, a pore plate and a flow guide plate, the partition plate is arranged between the electric dust collection assembly and the physical dust collection assembly and used for prolonging the gas flow stroke, and the pore plate is arranged above the physical dust collection assembly and used for installing a dust collection cloth bag; the pore plate and leave the space between the inside top surface of casing, pore plate and drainage plate are separated casing inside for clean flue gas part and dusty flue gas part, and this clean flue gas part is linked together with the air-out pipeline.
4. The combined dust collector as claimed in claim 3, wherein the top surface of the interior of the housing is provided with a mounting portion, the partition plate is fixedly arranged below the mounting portion and extends downwards, the length of the lower edge of the partition plate is less than that of the lower edge of the electric field for dust collection, and the length of the lower edge of the partition plate is greater than that of the lower edge of the dust collection cloth bag.
5. The combined dust collector as claimed in claim 3, wherein the perforated plate is horizontally arranged and has one end fixed to one side of the partition plate, the other end of the perforated plate is connected to the bottom of the inner side of the air outlet duct through the flow guide plate, and the perforated plate is provided with a plurality of through holes corresponding to the dust collecting cloth bag.
6. The combined dust collector as claimed in claim 3, wherein the flow guide plate comprises a first baffle plate and a second baffle plate welded to each other, the first baffle plate is vertically disposed and welded to one end of the perforated plate, and the second baffle plate is obliquely disposed and welded to the inner bottom of the air outlet duct.
7. The combined dust remover as claimed in claim 1, wherein an air inlet bell mouth is formed between the housing and the air inlet pipe, an air outlet bell mouth is formed between the housing and the air outlet pipe, an inlet flow equalizing plate is further disposed at the air inlet bell mouth, and an ash hopper is detachably connected to the bottom surface inside the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020907825.2U CN212440584U (en) | 2020-05-26 | 2020-05-26 | Combined dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020907825.2U CN212440584U (en) | 2020-05-26 | 2020-05-26 | Combined dust remover |
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| Publication Number | Publication Date |
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| CN212440584U true CN212440584U (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020907825.2U Active CN212440584U (en) | 2020-05-26 | 2020-05-26 | Combined dust remover |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760407A (en) * | 2020-05-26 | 2020-10-13 | 广东韶钢松山股份有限公司 | Combined dust remover and manufacturing method thereof |
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2020
- 2020-05-26 CN CN202020907825.2U patent/CN212440584U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111760407A (en) * | 2020-05-26 | 2020-10-13 | 广东韶钢松山股份有限公司 | Combined dust remover and manufacturing method thereof |
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