CN215311175U - Off-line negative pressure dust collector - Google Patents
Off-line negative pressure dust collector Download PDFInfo
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- CN215311175U CN215311175U CN202120627210.9U CN202120627210U CN215311175U CN 215311175 U CN215311175 U CN 215311175U CN 202120627210 U CN202120627210 U CN 202120627210U CN 215311175 U CN215311175 U CN 215311175U
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Abstract
The utility model discloses an off-line negative pressure dust collector, which is characterized in that: including cyclone filter, a dust removal section of thick bamboo, negative pressure fan and dust collection box, cyclone filter's air intake connection has cyclone filter air-supply line, the cyclone filter air-supply line other end is connected with the main line, be connected with a plurality of pipeline along separate routes on the main line, be connected with the dust absorption instrument connecting pipe on main line and the pipeline along separate routes, the dust absorption instrument connecting pipe other end is connected with the wall valve, dust removal section of thick bamboo's air intake connection has the dust remover air-supply line, the dust remover air-supply line other end is connected with cyclone filter's air outlet. The utility model is used for dedusting in a production workshop and has the advantages of large negative pressure, good dust collecting effect, reliable operation, convenient maintenance, small occupied area and the like.
Description
Technical Field
The utility model relates to the technical field of dust collection equipment, in particular to an off-line negative pressure dust collector.
Background
At present, the on-site dust and accumulated dust generated in the operation process of building material production enterprises such as dry-mixed mortar, commercial concrete and the like are high in cleaning labor intensity and easy to cause secondary dust due to the characteristics of complex floors, dense conveying equipment, much dust accumulated on the ground and the surface of equipment and the like. The utility model is designed aiming at the problems that the workshop pollution caused by dust emission and the influence on the health of workers are solved, and the clean production is executed to the end.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides an off-line negative pressure dust collector.
In order to achieve the purpose, the utility model provides the following technical scheme to realize the purpose:
an off-line negative pressure dust collector comprises a cyclone filter, a dust removing cylinder, a negative pressure fan and a dust collecting box, wherein an air inlet of the cyclone filter is connected with an air inlet pipeline of the cyclone filter, the other end of the air inlet pipeline of the cyclone filter is connected with a main pipeline, a plurality of branch pipelines are connected on the main pipeline, dust collecting tool connecting pipes are connected on the main pipeline and the branch pipelines, the other end of each dust collecting tool connecting pipe is connected with a wall valve, an air inlet of the dust removing cylinder is connected with a dust remover air inlet pipe, the other end of the dust remover air inlet pipe is connected with an air outlet of the cyclone filter, a mounting plate is arranged at the upper part of the inner side of the dust removing cylinder, a plurality of filter elements are mounted on the mounting plate, a part of the inner side of the dust removing cylinder, which is positioned above the mounting plate, forms an air purifying chamber, the lower part of the dust removing cylinder is connected with an ash hopper, and an air inlet and an air outlet of the negative pressure fan are respectively connected with an air inlet pipeline and an air outlet pipeline of the negative pressure fan, the other end of the main air inlet pipeline of the negative pressure fan is communicated with the air purifying chamber, the dust collection box is arranged below the outlet of the ash bucket, a plurality of rollers are arranged on the lower portion of the dust collection box, a handle is arranged on the dust collection box, and a back blowing system is arranged on the side face of the dust collection barrel.
Preferably, the dust collector also comprises a control box arranged on the dust collection barrel, and the control box is electrically connected with the negative pressure fan and the back blowing system.
Preferably, the back flushing system comprises a support frame arranged on the side face of the dust removing cylinder, an air storage tank is mounted on the support frame through a hoop, and a pipeline communicated with the air purifying chamber is arranged on the air storage tank.
Preferably, the air purifying chamber is internally provided with a partition plate, the partition plate divides the air purifying chamber into a first air purifying chamber and a second air purifying chamber, a first air inlet branch pipe and a second air inlet branch pipe are connected to an air inlet main pipeline of the negative pressure fan, the first air inlet branch pipe and the second air inlet branch pipe are respectively communicated with the first air purifying chamber and the second air purifying chamber, a first pneumatic butterfly valve and a second pneumatic butterfly valve are respectively arranged on the first air inlet branch pipe and the second air inlet branch pipe, a first blowback pipe and a second blowback pipe are connected to the air storage tank, the first blowback pipe and the second blowback pipe are respectively communicated with the first air purifying chamber and the second air purifying chamber, and a first pulse valve and a second pulse valve are respectively arranged on the first blowback pipe and the second blowback pipe.
As preferred, still include the frame, negative-pressure air fan sets up in frame upper portion right side position, and frame upper portion left side is connected with a plurality of support columns, and the support column upper end is connected with the lateral surface of ash bucket.
Compared with the prior art, the utility model has the beneficial effects that: the cyclone filter is arranged, so that the air entering the dust collector body can be firstly filtered, and impurities contained in the air can be firstly removed; when one part of the filter elements perform filtering operation, the other part of the filter elements perform back flushing operation, and the back flushing operation and the alternate circulation are performed, so that the back flushing cleaning is completed under the condition that the host machine does not shut down, the filtering effect is ensured, and the service life of the filter elements is prolonged; the dust collection box is arranged below the dust hopper, so that dust is conveniently collected and conveyed, and the dust cleaning process is simple, convenient and rapid.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a first partial schematic structural diagram of the present invention;
FIG. 3 is a second partial schematic structural view of the present invention;
FIG. 4 is a cross-sectional view of the dust extraction cartridge of the present invention;
FIG. 5 is a perspective view of the dust removing device of the present invention.
Reference numerals: a dust-collecting tool connecting pipe 1; a wall valve 2; a shunt conduit 3; a main pipeline 4; an air inlet pipeline 5 of the cyclone filter; a cyclone filter 6; a feeding hole 7 of the cyclone filter; a dust collector air inlet pipe 8; a dust removing cylinder 9; a mounting plate 10; an air inlet main pipeline 11 of the negative pressure fan; an air outlet pipeline 12 of the negative pressure fan; a negative pressure fan 13; a negative pressure valve 14; a rubber attachment flange 15; a gas-purifying chamber 16; a blowback system 17; a filter element 18; an ash hopper 19; a dust box 20; a handle 21; a roller 22; a frame 23; a support column 24; a support frame 25; an anchor ear 26; an air tank 27; an access door 28; a partition 29; a first air purifying chamber 30; a second air-purifying chamber 31; a first intake branch pipe 32; a second intake branch pipe 33; a first pneumatic butterfly valve 34; a second pneumatic butterfly valve 35; a first blowback pipe 36; a second blowback pipe 37; a first pulse valve 38; a second pulse valve 39; a control box 40.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1-5, an off-line negative pressure dust collector comprises a cyclone filter 6, a dust collection barrel 9, a negative pressure fan 13 and a dust collection box 20, wherein an air inlet of the cyclone filter 6 is connected with a cyclone filter air inlet pipe 5, the other end of the cyclone filter air inlet pipe 5 is connected with a main pipeline 4, the main pipeline 4 is connected with a plurality of branch pipelines 3, the main pipeline 4 and the branch pipelines 3 are connected with a dust collection tool connecting pipe 1, the other end of the dust collection tool connecting pipe 1 is connected with a wall valve 2, an air inlet of the dust collection barrel 9 is connected with a dust collection air inlet pipe 8, the other end of the dust collection air inlet pipe 8 is connected with an air outlet of the cyclone filter 6, a mounting plate 10 is arranged at the upper part of the inner side of the dust collection barrel 9, a plurality of filter elements 18 are arranged on the mounting plate 10, the filter elements 18 are preferably polyester filter elements, the head parts of the filter elements 18 are arranged on the mounting plate 10, and the parts of the inner side of the dust collection barrel 9, which are positioned above the mounting plate 10, form an air purification chamber 16, the dust removing cylinder 9 is connected with a dust hopper 19 at the lower part, an air inlet and an air outlet of a negative pressure fan 13 are respectively connected with a negative pressure fan air inlet main pipeline 11 and a negative pressure fan air outlet pipeline 12, the other end of the negative pressure fan air inlet main pipeline 11 is communicated with an air purifying chamber 16, a dust collecting box 20 is arranged below the outlet of the dust hopper 19, a plurality of rollers 22 are arranged at the lower part of the dust collecting box 20, a handle 21 is arranged on the dust collecting box 20, and a back blowing system 17 is arranged on the side surface of the dust removing cylinder 9.
The negative pressure fan 13 operates to generate high-strength negative pressure, dust-containing gas is introduced into the dust removing cylinder 9 through the dust remover air inlet pipe 8, clean air filtered by the filter element 18 reaches the air purifying chamber 16, and then the clean air is discharged into the atmosphere through the negative pressure fan air inlet main pipeline 11, the negative pressure fan 13 and the negative pressure fan air outlet pipeline 12. The filtered dust is attached to the filter element 18, the high-pressure air is released at regular time by the back-blowing system 17 to back-blow the filter element 18, and the dust on the filter element 18 is shaken into the dust hopper 19, so that the service life of the filter element 18 is prolonged. The dust in the dust hopper 19 finally falls into the dust box 20 for collection.
When the dust box 20 is full of dust and needs to be cleaned, the negative pressure fan 13 is turned off, then the filter element 18 is opened, the pressure in the dust removing cylinder 9 is removed, the handle 21 is lifted, and the dust box 20 is moved out of the dust hopper 19 to clean the dust. After cleaning, the dust box 20 is moved back to the original position, and the dust collector can be operated to work again by pressing the handle 21. The whole dust cleaning process is simple, convenient and quick.
The cyclone filter 6 filters the gas containing the impurities and the dust, the impurities are left in the cyclone filter 6, and the gas containing the dust enters the dust removing cylinder 9 for subsequent dust removal. The impurities in the cyclone filter 6 are discharged from the lower cyclone filter feed opening 7.
The branch pipeline 3 and the main pipeline 4 form a dust removal pipe network, the dust removal pipe network is laid at each position of a workshop and connected with a wall valve 2 arranged at a position needing dust collection in the workshop, and when dust collection operation is needed, a dust collection tool is inserted into the nearby wall valve 2, so that dust collection operation can be carried out.
The dust removing device also comprises a control box 40 arranged on the dust removing barrel 9, and the control box 40 is electrically connected with the negative pressure fan 13 and the back blowing system 17.
The blowback system 17 comprises a support frame 25 arranged on the side face of the dust removing cylinder 9, an air storage tank 27 is arranged on the support frame 25 through an anchor ear 26, and a pipeline communicated with the air purifying chamber 16 is arranged on the air storage tank 27.
The inside baffle 29 that is equipped with of air-purifying chamber 16, baffle 29 separates air-purifying chamber 16 for first air-purifying chamber 30 and second air-purifying chamber 31, be connected with first air inlet branch pipe 32 and second air inlet branch pipe 33 on negative pressure fan air inlet main pipe 11, first air inlet branch pipe 32 and second air inlet branch pipe 33 communicate with first air-purifying chamber 30 and second air-purifying chamber 31 respectively, be equipped with first pneumatic butterfly valve 34 and second pneumatic butterfly valve 35 on first air inlet branch pipe 32 and the second air inlet branch pipe 33 respectively, be connected with first blowback pipe 36 and second blowback pipe 37 on the gas holder 27, first blowback pipe 36 and second blowback pipe 37 communicate with first air-purifying chamber 30 and second air-purifying chamber 31 respectively, be equipped with first pulse valve 38 and second pulse valve 39 on first blowback pipe 36 and the second blowback pipe 37 respectively. The first pneumatic butterfly valve 34, the second pneumatic butterfly valve 35, the first pulse valve 38 and the second pulse valve 39 are electrically connected with a control box 40.
Generally, after the host runs for 10 minutes, the first pneumatic butterfly valve 34 on the first air inlet branch pipe 32 is closed, the second pneumatic butterfly valve 35 on the second air inlet branch pipe 33 is opened, the first pulse valve 38 is opened, the filter element 18 in the first air purification cavity 30 performs blowback operation, the filter element 18 in the second air purification cavity 31 performs filtering operation, after 1-10 minutes of blowback, the first pulse valve 38 is closed, the first pneumatic butterfly valve 34 is opened, the second pneumatic butterfly valve 35 is closed, the second pulse valve 39 is opened, the filter element 18 in the first air purification cavity 30 performs filtering operation, the filter element 18 in the second air purification cavity 31 performs blowback operation, and the operation is circulated, so that the cleanness of the filter element 18 in the running of the host is ensured, and the service life of the filter element 18 is prolonged.
Still include frame 23, negative-pressure air fan 13 sets up in frame 23 upper portion right side position, and frame 23 upper portion left side is connected with a plurality of support columns 24, and the support column 24 upper end is connected with ash bucket 19's lateral surface.
The side of the dust removing cylinder 9 is hinged with an access door 28, and the access door 28 is used for maintaining the inside of the dust removing cylinder 9 and replacing the filter element 18.
The lower part of the cyclone filter 6 is provided with a cyclone filter feed opening 7, and impurities in the cyclone filter 6 are discharged through the cyclone filter feed opening 7.
The air inlet of the negative pressure fan 13 is connected with the main air inlet pipeline 11 of the negative pressure fan through a rubber connecting flange 15, so that the anti-seismic noise reduction effect is achieved, and the displacement generated in the running process of a pipeline is absorbed.
A negative pressure valve 14 is arranged at an air inlet of the negative pressure fan 13, and when the negative pressure of the system is overlarge, the negative pressure valve 14 is automatically opened so as to protect the normal operation of the negative pressure fan 13.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the utility model may occur to those skilled in the art without departing from the principle of the utility model, and are considered to be within the scope of the utility model.
Claims (5)
1. The utility model provides an off-line negative pressure dust collector which characterized in that: comprises a cyclone filter (6), a dust removing cylinder (9), a negative pressure fan (13) and a dust collecting box (20), wherein the air inlet of the cyclone filter (6) is connected with a cyclone filter air inlet pipeline (5), the other end of the cyclone filter air inlet pipeline (5) is connected with a main pipeline (4), a plurality of branch pipelines (3) are connected on the main pipeline (4), dust collecting tool connecting pipes (1) are connected on the main pipeline (4) and the branch pipelines (3), the other end of each dust collecting tool connecting pipe (1) is connected with a wall valve (2), the air inlet of the dust removing cylinder (9) is connected with a dust collector air inlet pipe (8), the other end of the dust collector air inlet pipe (8) is connected with the air outlet of the cyclone filter (6), a mounting plate (10) is arranged on the upper part of the inner side of the dust removing cylinder (9), and a plurality of filter elements (18) are installed on the mounting plate (10), the dust removing device is characterized in that the inner side of the dust removing cylinder (9) is located on a portion above the mounting plate (10) to form an air purifying chamber (16), the lower portion of the dust removing cylinder (9) is connected with a dust hopper (19), an air inlet and an air outlet of the negative pressure fan (13) are respectively connected with a negative pressure fan air inlet main pipeline (11) and a negative pressure fan air outlet pipeline (12), the other end of the negative pressure fan air inlet main pipeline (11) is communicated with the air purifying chamber (16), the dust collecting box (20) is arranged below an outlet of the dust hopper (19), a plurality of idler wheels (22) are arranged on the lower portion of the dust collecting box (20), a handle (21) is arranged on the dust collecting box (20), and a back blowing system (17) is arranged on the side face of the dust removing cylinder (9).
2. The off-line negative pressure dust collector of claim 1, wherein: the dust removing device is characterized by further comprising a control box (40) arranged on the dust removing cylinder (9), wherein the control box (40) is electrically connected with the negative pressure fan (13) and the back blowing system (17).
3. The off-line negative pressure dust collector of claim 2, wherein: the back flushing system (17) comprises a support frame (25) arranged on the side face of the dust removing cylinder (9), an air storage tank (27) is mounted on the support frame (25) through a hoop (26), and a pipeline communicated with the air purifying chamber (16) is arranged on the air storage tank (27).
4. The off-line negative pressure dust collector of claim 3, wherein: the negative pressure fan air inlet main pipeline (11) is connected with a first air inlet branch pipe (32) and a second air inlet branch pipe (33), the first air inlet branch pipe (32) and the second air inlet branch pipe (33) are respectively communicated with the first air purifying chamber (30) and the second air purifying chamber (31), a first pneumatic butterfly valve (34) and a second pneumatic butterfly valve (35) are respectively arranged on the first air inlet branch pipe (32) and the second air inlet branch pipe (33), a first blowback pipe (36) and a second blowback pipe (37) are connected onto the air storage tank (27), the first blowback pipe (36) and the second blowback pipe (37) are respectively communicated with the first air purifying chamber (30) and the second air purifying chamber (31), and a first pulse valve (38) and a second pulse valve (38) are respectively arranged on the first blowback pipe (36) and the second blowback pipe (37) A flushing valve (39).
5. The off-line negative pressure dust collector of claim 1, wherein: still include frame (23), negative-pressure air fan (13) set up in frame (23) upper portion right side position, frame (23) upper portion left side is connected with a plurality of support columns (24), support column (24) upper end is connected with the lateral surface of ash bucket (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120627210.9U CN215311175U (en) | 2021-03-29 | 2021-03-29 | Off-line negative pressure dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120627210.9U CN215311175U (en) | 2021-03-29 | 2021-03-29 | Off-line negative pressure dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215311175U true CN215311175U (en) | 2021-12-28 |
Family
ID=79591483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120627210.9U Active CN215311175U (en) | 2021-03-29 | 2021-03-29 | Off-line negative pressure dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215311175U (en) |
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2021
- 2021-03-29 CN CN202120627210.9U patent/CN215311175U/en active Active
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