CN213725321U - Baffle structure and dust remover - Google Patents
Baffle structure and dust remover Download PDFInfo
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- CN213725321U CN213725321U CN202021927460.6U CN202021927460U CN213725321U CN 213725321 U CN213725321 U CN 213725321U CN 202021927460 U CN202021927460 U CN 202021927460U CN 213725321 U CN213725321 U CN 213725321U
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Abstract
The utility model relates to a baffle structure, including baffle main part, flow distribution plate, a plurality of through-holes have been seted up on the surface of baffle main part, and two districts are separated into on the surface of baffle main part and with the surface of baffle main part to the flow distribution plate, and all have the through-hole in the baffle main part in every district. A dust remover comprises a dust remover box body with an air inlet and an air outlet, a filtering component, an ash bucket and a baffle structure, wherein the baffle structure is arranged in the dust remover box body. The utility model discloses a flow distribution plate structure makes flue gas inflow flow distribute more evenly in the dust remover, and horizontal cross-section speed difference nature is littleer in making the dust remover, has optimized the homogeneity of flow field distribution in the dust remover, has reduced the flue gas and has washed away the local of the filter bag in the dust remover, has prolonged the change cycle of filter bag and the life of dust remover.
Description
Technical Field
The utility model relates to a dust collecting equipment field especially relates to a baffle structure and dust remover.
Background
The mainstream technology for controlling the emission of fine particulate matter PM2.5 in industrial flue gas in China is bag-type dust removal, the bag-type dust removal efficiency is high, the effect is reliable, and the bag-type dust removal device has the capability of cooperatively controlling various pollutants, the bag-type dust removal device is dry dust filtering equipment and is suitable for collecting fine and dry particulate dust, a filter bag is usually made of filter cloth or felt, the filter bag is used for filtering dust-containing gas, and the gas containing dust is blocked when passing through the filter bag, so that the gas is purified.
The air inlet modes of the commonly used bag type dust collector can be divided into a lower air inlet mode, an upper air inlet mode and a side near air inlet mode, wherein the lower air inlet mode is low in cost, but low in dust cleaning effect and large in resistance, secondary dust raising is easily caused, the upper air inlet mode is required to be provided with two layers of pattern plates, filter bags are not easy to adjust and are eliminated at present, and the side near air distribution mode is small in resistance loss and lower in running cost under the condition of the same air quantity and dust cleaning efficiency and gradually receives the attention of manufacturers in the electric power and environmental protection industries. The working principle of the prior side air inlet type bag dust collector is that flue gas enters an air duct from an air inlet, a baffle plate is arranged in the dust collector to separate the air duct from a dust removing chamber, the flue gas enters the dust removing chamber from the lower end of the air duct and then flows upwards, and clean air flows out from the upper part of a pattern plate and then flows into an outlet flue to be discharged through the filtering effect of a filter bag in the dust removing chamber. The main problems of the existing side air inlet type dust remover are that the flow distribution of flue gas in each dust removing chamber is not uniform after the flue gas enters the air duct, meanwhile, the speed on the horizontal section in the dust removing chamber is not uniform, the flow velocity difference is large, and the iron wall flow is easy to generate, so that part of filter bags in the dust remover are washed and need to be frequently replaced, and the service lives of the filter bags and the dust remover are shortened.
Disclosure of Invention
An object of the utility model is to provide a baffle structure is applicable to the dust remover, makes the distribution of dust remover amount of wind more even, makes the difference in speed nature littleer on the dust remover horizontal cross-section simultaneously.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
the utility model provides a baffle structure, includes baffle main part, flow distribution plate, the surface of baffle main part seted up a plurality of through-holes, the flow distribution plate connect the surface of baffle main part and with the surface of baffle main part separate into two districts, and every the baffle main part in district on all have the through-hole.
Preferably, one end of the flow distribution plate extends to the first side of the baffle main body, the other end of the flow distribution plate extends to the second side of the baffle main body, and the first side and the second side are adjacent sides.
Further preferably, the through hole is opened at one side of the second side edge of the baffle plate main body.
Preferably, the baffle body is square.
An object of the utility model is to provide a dust remover, especially the bag collector that uses in chemical industry or electric power field.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a dust remover comprises a dust remover box body with an air inlet and an air outlet, a filtering component arranged in the dust remover box body, and an ash hopper connected to the bottom of the dust remover box body, wherein the dust remover further comprises a baffle structure, and the baffle structure is arranged in the dust remover box body.
Preferably, the baffle structure divides the dust collector box into an air inlet area and a filtering area, the air inlet area is communicated with the air inlet, the filtering area is communicated with the air outlet, the air inlet area and the filtering area are communicated through the through holes, and the filtering component is positioned in the filtering area.
Further preferably, one end of the flow distribution plate divides the air inlet into a first air inlet and a second air inlet, the flow distribution plate divides the air inlet area into a first air inlet area and a second air inlet area, the first air inlet is communicated with the first air inlet area, and the second air inlet is communicated with the second air inlet area.
Further preferably, the air inlet is located at one side of the dust remover box body, the air outlet is located at the other side of the dust remover box body, the dust remover further comprises a partition plate, one end of the partition plate is connected to the upper portion of the air inlet at one side of the dust remover box body, and the other end of the partition plate is connected to the lower portion of the air outlet at the other side of the dust remover box body.
Further preferably, the filtering component divides the filtering area into a waste gas area and a gas purifying area, the waste gas area is communicated with the air inlet area through the through hole, and the air outlet of the gas purifying area is communicated.
Preferably, the air inlet is located on the right side of the dust remover box body, the air outlet is located on the left side of the dust remover box body, the baffle main body divides the dust remover box body into an air inlet area and a filtering area, one end of the flow distribution plate divides the air inlet into a first air inlet and a second air inlet, the flow distribution plate divides the air inlet area into a first air inlet area and a second air inlet area, the first air inlet is communicated with the first air inlet area, the second air inlet is communicated with the second air inlet area, the filtering area is communicated with the air outlet, the first air inlet area and the second air inlet area are communicated with the filtering area through the through holes, the filtering component is located in the filtering area, and the filtering component divides the filtering area into a waste gas area and a clean gas area, the waste gas area is communicated with the first air inlet area and the second air inlet area through the through holes, the air purifying area is communicated with the air outlet,
the dust remover still include the division board, the one end of division board connect the upper portion of dust remover box one side air intake, the other end of division board connect the lower part of dust remover box opposite side air outlet, make the dust remover box in the front side of baffle main part, the below of division board form the air inlet district, the dust remover box in the rear side of baffle main part, the below of filter module form the waste gas district, the dust remover box in the front side of baffle main part, the top of division board, the filter module below form the net gas district.
Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model discloses carry out effectual reposition of redundant personnel to incoming flow flue gas (especially when the amount of wind is great), the flue gas can be by each region of even distribution dust remover box, thereby it is more even to make smooth distribution in the dust remover, the through-hole has been designed at the flow distribution plate lower extreme simultaneously, the balanced fluid that the through-hole can be fine gets into the wind speed of dust remover box filtering area, make horizontal cross-section upwind speed difference nature reduce in the dust remover, the homogeneity of the fluid velocity distribution in the dust remover has been improved, the local of flue gas to the filter bag in the dust remover has been avoided erodeing, the life of filter bag and dust remover has been prolonged.
Drawings
FIG. 1 is a schematic view of a baffle structure in this embodiment;
FIG. 2 is a schematic view of a dust collector in the present embodiment;
FIG. 3 is a sample point velocity value of 100 sample points taken on horizontal cross sections 3.5m and 6m away from the top end of the dust catcher in the dust removing chamber according to the embodiment;
FIG. 4 shows the values of the sample points of the prior art for 100 sample points in horizontal cross-sections at 3.5m and 6m from the top of the precipitator in the precipitator.
In the above drawings:
10. a baffle body; 100. a through hole; 101. a first side edge; 102. a second side edge; 11. a flow distribution plate; 2. a dust collector box body; 200. a first air inlet; 201. a second air inlet; 21. an air outlet; 220. a first air intake zone; 221. a second air inlet area; 230. an off-gas zone; 231. a gas purification zone; 3. a filter assembly (filter bag); 4. an ash hopper; 5. a partition plate.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The baffle structure shown in fig. 1 comprises a baffle body 10 and a splitter plate 11. Wherein:
baffle main part 10 is squarely, and a plurality of through-holes 100 have been seted up on the surface of baffle main part 10, and baffle main part 10 material is Q235 steel, adopts lathe cutting and welding to form.
The flow distribution plate 11 is attached to the surface of the baffle body 10 and divides the surface of the baffle body 10 into two regions, and the baffle body 10 of each region has a through hole 100. Specifically, the method comprises the following steps: the flow distribution plate 11 is similar to an L shape, one end of the flow distribution plate 11 extends to a first side edge 101 of the baffle main body 10, the other end of the flow distribution plate 11 extends to a second side edge 102 of the baffle main body 10, the first side edge 101 and the second side edge 102 are adjacent side edges, the through holes 100 are formed in one side of the second side edge 102 of the baffle main body 10, and the two rows of through holes 100 are formed in the diagram.
As shown in fig. 2, the dust remover comprises a dust remover box 2 with an air inlet and an air outlet 21, a filter assembly 3 arranged in the dust remover box, and an ash hopper 4 connected to the bottom of the dust remover box 2. The baffle structure is arranged in the dust remover box body 1. Specifically, the method comprises the following steps:
the air inlet is positioned at the right side of the dust remover box body 2, the air outlet 21 is positioned at the left side of the dust remover box body 2, and the baffle main body 10 divides the dust remover box body 2 into an air inlet area and a filtering area; one end of the flow distribution plate 11 is parallel to the air inlet to divide the air inlet into a first air inlet 200 and a second air inlet 201, the flow distribution plate 11 divides the air inlet area into a first air inlet area 220 and a second air inlet area 221, the first air inlet 200 is communicated with the first air inlet area 220, the second air inlet 201 is communicated with the second air inlet area 221, the filtering area is communicated with the air outlet 21, the first air inlet area 200 and the second air inlet area 201 are communicated with the filtering area through the through holes 100, and the filtering component 3 is located in the filtering area.
The filtering component 3 divides the filtering area into a waste gas area 230 and a clean gas area 231, the waste gas area 230 is communicated with the first air inlet area 200 and the second air inlet area 201 through the through holes 100, and the clean gas area 231 is communicated with the air outlet 21.
The dust remover still includes division board 5, the upper portion at dust remover box 2 one side air intake is connected to division board 5's one end, division board 5's the other end is connected in the lower part of 2 opposite side air outlets 21 of dust remover box, make the front side of baffle main part 10 in the dust remover box 2, the below of division board 5 forms the air inlet district, the rear side of baffle main part 10 in the dust remover box 2, the below of filter component 3 forms waste gas district 230, the front side of baffle main part 10 in the dust remover box 2, the top of division board 5, filter component 3 below forms net gas district 231.
The working principle of the embodiment is as follows:
the flue gas that the air intake came is divided into two strands by flow distribution plate 11, flows to the below of first air inlet district 220, second air inlet district 221 respectively, gets into abandonment district 230 through-hole 100, gets into air purification district 231 after filtering subassembly 3 filters, finally flows out from air outlet 21. Through the balance effect of the through holes 100, the nonuniformity of the horizontal section speed in the dust remover is reduced, thereby reducing the washing of the filter bag of the filter component 3 by the wind and smoke and prolonging the service life of the filter bag and the dust remover.
Example (b):
the dust remover with the baffle structure of the embodiment is tested, and experiments show that the flow velocity distribution inside the dust remover adopting the baffle structure of the embodiment is uniform, the speed difference of the sampling points on the horizontal section of the dust removing chamber is small, and fig. 3 shows the sampling point speed values of 100 sampling points on the horizontal sections which are 3.5m and 6m away from the top end of the dust remover in the dust removing chamber.
And tracking and recording the replacement period of the filter bag of the dust collector adopting the baffle structure of the embodiment by taking 2 years as a tracking period, wherein the average replacement periods of the filter bags of the first air inlet area and the second air inlet area corresponding to the two filter areas are respectively 9.2 months and 8.8 months.
Taking 36 months as a tracking period, tracking and recording the replacement period of the filter bag of the dust collector adopting the baffle structure of the embodiment, wherein the average replacement periods of the filter bags of the first air inlet area and the second air inlet area corresponding to the two filter areas are respectively 5.3 months and 9.7 months.
Comparative example:
the existing dust remover is tested, tests show that the flow velocity distribution in the dust remover is not uniform, smoke seriously erodes a filter bag, the speed difference of sampling points on the horizontal section of a dust removing chamber is large, and fig. 4 shows the speed values of the sampling points of 100 sampling points on the horizontal sections which are 3.5m and 6m away from the top end of the dust remover in the dust removing chamber in the prior art.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A baffle structure, characterized by: including baffle main part, flow distribution plate, the surface of baffle main part seted up a plurality of through-holes, the flow distribution plate connect the surface of baffle main part and will the surface of baffle main part separate into two districts, and every the baffle main part in district on all have the through-hole.
2. The baffle structure of claim 1, wherein: one end of the flow distribution plate extends to the first side edge of the baffle main body, the other end of the flow distribution plate extends to the second side edge of the baffle main body, and the first side edge and the second side edge are adjacent side edges.
3. The baffle structure of claim 2, wherein: the through hole is arranged on one side of the second side edge of the baffle main body.
4. The baffle structure of claim 1, wherein: the baffle main body is square.
5. The utility model provides a dust remover, is in including the dust remover box that has air intake, air outlet, setting the dust remover box in filter assembly, connection the dust hopper of dust remover bottom half, its characterized in that: the precipitator further comprises a baffle structure according to any of claims 1 to 4, the baffle structure being disposed within the precipitator casing.
6. A precipitator in accordance with claim 5, wherein: the baffle structure divides the dust remover box into an air inlet area and a filtering area, the air inlet area is communicated with the air inlet, the filtering area is communicated with the air outlet, the air inlet area and the filtering area are communicated through the through holes, and the filtering component is positioned in the filtering area.
7. A precipitator in accordance with claim 6, wherein: one end of the flow distribution plate divides the air inlet into a first air inlet and a second air inlet, the flow distribution plate divides the air inlet area into a first air inlet area and a second air inlet area, the first air inlet is communicated with the first air inlet area, and the second air inlet is communicated with the second air inlet area.
8. A precipitator in accordance with claim 7, wherein: the dust remover also comprises a partition plate, one end of the partition plate is connected to the upper part of the air inlet at one side of the dust remover box body, and the other end of the partition plate is connected to the lower part of the air outlet at the other side of the dust remover box body.
9. A precipitator in accordance with claim 6, wherein: the filtering component divides the filtering area into a waste gas area and a gas purifying area, the waste gas area is communicated with the air inlet area through the through hole, and the gas purifying area is communicated with the air outlet.
10. A precipitator in accordance with claim 5, wherein: the dust collector comprises a dust collector box body, a baffle main body, a flow distribution plate, a first air inlet area, a second air inlet area, a through hole, a filtering component, a waste gas area and a clean gas area, wherein the air inlet is arranged on the right side of the dust collector box body, the air outlet is arranged on the left side of the dust collector box body, the dust collector box body is divided into the air inlet area and the filtering area by the baffle main body, one end of the flow distribution plate divides the air inlet area into the first air inlet area and the second air inlet area, the first air inlet area is communicated with the first air inlet area, the second air inlet area is communicated with the second air inlet area, the filtering component is arranged in the filtering area, the filtering component divides the filtering area into the waste gas area and the clean gas area, and the waste gas area is communicated with the first air inlet area by the through hole, The second air inlet area is communicated with the air outlet, the air purifying area is communicated with the air outlet,
the dust remover still include the division board, the one end of division board connect the upper portion of dust remover box one side air intake, the other end of division board connect the lower part of dust remover box opposite side air outlet, make the dust remover box in the front side of baffle main part, the below of division board form the air inlet district, the dust remover box in the rear side of baffle main part, the below of filter module form the waste gas district, the dust remover box in the front side of baffle main part, the top of division board, the filter module below form the net gas district.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021927460.6U CN213725321U (en) | 2020-09-07 | 2020-09-07 | Baffle structure and dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021927460.6U CN213725321U (en) | 2020-09-07 | 2020-09-07 | Baffle structure and dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213725321U true CN213725321U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021927460.6U Active CN213725321U (en) | 2020-09-07 | 2020-09-07 | Baffle structure and dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213725321U (en) |
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- 2020-09-07 CN CN202021927460.6U patent/CN213725321U/en active Active
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Address after: 215000 No. 58, Jinrui Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou Shijing Technology Co.,Ltd. Address before: 215137 4th floor, 82 Jincheng Road, Taiping Street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU SHIJING ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |