CN213173511U - Combined pneumatic negative pressure dust collecting gun - Google Patents
Combined pneumatic negative pressure dust collecting gun Download PDFInfo
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- CN213173511U CN213173511U CN202020575190.0U CN202020575190U CN213173511U CN 213173511 U CN213173511 U CN 213173511U CN 202020575190 U CN202020575190 U CN 202020575190U CN 213173511 U CN213173511 U CN 213173511U
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- negative pressure
- dust
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- pressure generator
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Abstract
The utility model provides a modular pneumatic negative pressure dust absorption rifle, the dust absorption rifle includes flat suction hood (1) and at least one pneumatic negative pressure generator (4), and flat suction hood (1) is connected to pneumatic negative pressure generator, the utility model discloses simple structure, with low costs, practical convenient, the dust absorption volume is big and effectual, does benefit to popularization and application.
Description
Technical Field
The utility model relates to a combined pneumatic negative pressure dust suction gun, in particular to a negative pressure dust suction gun which can be assembled according to different dust suction amounts. The dust-collecting power is compressed air.
Background
The fixed negative pressure dust collection system used at present needs to build a dust collection pipe network, a Rotz fan and a dust collection system, the investment is too high, and a common power plant is rarely built.
However, some existing dust collection guns cannot be used in places which are explosion-proof, electricity-proof and not allowed to be invaded by electric sparks, and the existing pneumatic dust collection guns cannot be widely used due to the fact that suction force is too small.
Disclosure of Invention
Utility model purpose:
the utility model provides a combined pneumatic negative pressure dust absorption gun, which aims to solve the problems existing in the past and is a large suction combined dust absorption gun for cleaning the ground between coal bunkers of a thermal power plant.
The technical scheme is as follows:
a combined pneumatic negative pressure dust-collecting gun comprises a flat dust-collecting cover and at least one pneumatic negative pressure generator, wherein the pneumatic negative pressure generator is connected with the flat dust-collecting cover, as shown in the attached drawing.
When the pneumatic negative pressure generator is one, the flat dust hood is a single suction port, and the single suction port is connected with the pneumatic negative pressure generator.
The single dust hood dust suction opening is designed as an inclined plane A, the width (vertical to the direction of figure 2) of the suction opening is not more than 10mm, and the length (vertical direction as shown in figure 1) is not more than 150 mm.
When the number of the pneumatic negative pressure generators is multiple, the pneumatic negative pressure generators are connected in parallel, at the moment, the flat type dust hood is multiple, and each suction port is connected with one pneumatic negative pressure generator.
The dust-collecting power is compressed air.
The flat dust hood is connected with the fixing frame, the dust collection soft branch pipe penetrates through the fixing frame to be sleeved with the pneumatic negative pressure generator, and the negative pressure generator is sleeved with the dust collection main pipe through the dust collection soft branch pipe. The main dust suction pipe is connected with a dust suction hose to discharge the sucked dust to a place needing to be purified.
According to the consumption of the compressed air and the required dust suction amount, the number of the dust suction ports and the number of the negative pressure generators of the flat type dust suction cover can be effectively selected and combined.
The air storage chamber of the negative pressure generator sprays the compressed air in a tangential mode through the air nozzle to form a Venturi effect, and negative pressure is formed at the suction inlet section. The suction inlet section of the negative pressure generator is provided with an expansion surface.
The advantages and effects are as follows:
in order to achieve the above object, the present invention takes the following measures:
the utility model provides a combined pneumatic negative pressure dust suction gun, which is a combined high-pressure dust collector and is formed by assembling a plurality of dust suction flat covers and a plurality of pneumatic negative pressure generators in parallel. The dust-absorbing flat cover is fixed on the fixing frame, the dust-absorbing branch pipe penetrates through the fixing frame to be sleeved with the pneumatic negative pressure generator, and the negative pressure generator is sleeved with the dust-absorbing main pipe through the dust-absorbing soft branch pipe. The main dust absorption pipe is fixed with the fixing frame through the reinforcing rib and the bolt. The flat dust-collecting cover has single or multiple suction openings, the dust-collecting opening is designed as an inclined plane, and the width of the suction opening is not more than 10 mm. The length is not more than 150 mm.
The single suction port is sleeved with a negative pressure generator, and the multiple suction ports are sleeved with a plurality of generators. The compressed air pipe is provided with an air inlet valve and is connected into an air supply pipeline through a quick connector to respectively provide compressed air for each negative pressure generator to generate negative pressure. The main dust-collecting pipe is connected with a dust-collecting hose by a quick joint, and the sucked dust is discharged to a place (such as a raw coal hopper) needing to be purified.
The utility model discloses a combination formula negative pressure cleaner is to having abundant compressed air supply, and the factory and mining enterprise ground that the dust production volume is big cleans. Such as the ground cleaning of coal bunker bay of thermal power plant. Because the utility model discloses a combination formula negative pressure cleaner utilizes the coal bunker bay of power plant to all have sufficient air supply generally, and the small investment, easy operation characteristics are at pneumatic dust absorption rifle grafting compressed air pipe, and the raw coal scuttle between the coal bunker is connected to the dust absorption hose other end, just can directly discharge the coal dust that ground was cleaned in the raw coal scuttle. The raw coal hopper also has negative pressure dust removal in the coal storage process, and the discharged coal dust gas is directly purified.
The utility model discloses a combination formula negative pressure dust absorption rifle has extensive market prospect, adopts compressed air to do power, can directly be used for explosion-proof, prevents the electricity, and does not allow the place that the electric spark infringed to use, has also overcome pneumatic dust absorption rifle in the past, because the suction undersize can not obtain extensive use's shortcoming.
To sum up, the utility model discloses simple structure, with low costs, practical convenient, the dust absorption volume is big and effectual, does benefit to popularization and application.
Drawings
Fig. 1 is a schematic view of a plane structure of a pneumatic dust collection gun with 3 dust collection openings.
Fig. 2 is a side view of the present invention;
fig. 3 is a schematic structural diagram of another form of the present invention.
In the figure: 1. a flat dust hood; 2. a fixed mount; 3. reinforcing ribs; 4. a negative pressure generator; 5. a negative pressure generator air storage chamber; 6. a negative pressure generator gas nozzle; 7. a dust collection soft branch pipe; 8. a compressed air pipe; 9. a quick connector for an air pipe; 10. a main dust suction pipe; 11. dust absorption pipe quick-operation joint.
Detailed Description
A combined pneumatic negative pressure dust-collecting gun comprises a flat dust-collecting cover 1 and at least one pneumatic negative pressure generator 4, wherein the pneumatic negative pressure generator is connected with the flat dust-collecting cover 1, as shown in the attached drawing.
When the pneumatic negative pressure generator 4 is one, the flat dust hood 1 is a single suction port, and the single suction port is connected with the pneumatic negative pressure generator 4.
The single dust hood dust suction opening is designed as an inclined plane A, the width (vertical to the direction of figure 2) of the suction opening is not more than 10mm, and the length (vertical direction as shown in figure 1) is not more than 150 mm.
When the number of the pneumatic negative pressure generators 4 is multiple, the multiple pneumatic negative pressure generators 4 are connected in parallel, at this time, the flat type dust hood 1 is multiple, and each suction port is connected with one pneumatic negative pressure generator 4.
The dust-collecting power is compressed air.
The flat dust hood 1 is connected with the fixed frame 2, the dust collection soft branch pipe 7 penetrates through the fixed frame to be sleeved with the pneumatic negative pressure generator 4, and the negative pressure generator 4 is sleeved with the dust collection main pipe 10 through the dust collection soft branch pipe 7. The main dust suction pipe is connected with a dust suction hose to discharge the sucked dust to a place needing to be purified.
According to the consumption of the compressed air and the required dust suction amount, the number of the dust suction ports and the number of the negative pressure generators of the flat type dust suction cover can be effectively selected and combined.
The air storage chamber of the negative pressure generator sprays the compressed air in a tangential mode through the air nozzle to form a Venturi effect, and negative pressure is formed at the suction inlet section. The suction inlet section of the negative pressure generator is provided with an expansion surface.
Specifically, the method comprises the following steps:
the combined pneumatic negative pressure dust-collecting gun comprises a multi-stage dust-collecting flat cover 1 and a plurality of pneumatic negative pressure generators 4 which are assembled in parallel. The flat dust hood 1 is sleeved with the fixing frame 2, the dust collection branch pipes penetrate through the fixing frame and are sleeved with the pneumatic negative pressure generators 4, and each negative pressure generator is sleeved with the dust collection main pipe 10 through the dust collection soft branch pipe 7. The main dust absorption pipe 10 is connected with the fixed frame 2 through a reinforcing rib 3 by a bolt.
Compressed air is connected in through a compressed air pipe 8 and a quick air pipe connector 10 and a valve switch, and compressed air is respectively provided for each negative pressure generator 4 to generate negative pressure. The main dust suction pipe 10 is connected with a dust suction hose through a quick coupling 11 to discharge the sucked dust to a place (such as a raw coal hopper) needing to be purified.
According to the consumption of the compressed air and the required dust suction amount, the number of the dust suction ports and the number of the negative pressure generators of the flat type dust suction cover can be effectively selected and combined.
The flat dust-collecting cover has single suction opening and multiple suction openings, the dust-collecting opening of the dust-collecting cover is designed into an inclined plane, and the width of the suction opening is not more than 10 mm. The length is not more than 150 mm. The single suction port is sleeved with one negative pressure generator, and the multiple suction ports are sleeved with a plurality of negative pressure generators.
The air storage chamber 5 of the negative pressure generator 4 sprays the compressed air in a tangential mode through the air nozzle 6 to form a Venturi effect, and negative pressure is formed at the suction inlet section. The suction inlet section of the negative pressure generator is provided with an expansion surface.
Claims (5)
1. The utility model provides a modular pneumatic negative pressure dust absorption rifle which characterized in that: the dust collection gun comprises a flat dust collection cover (1) and at least one pneumatic negative pressure generator (4), wherein the pneumatic negative pressure generator is connected with the flat dust collection cover (1); the pneumatic negative pressure generator (4) is connected with a compressed air pipe (8).
2. The combined pneumatic vacuum cleaning gun of claim 1, wherein: when the number of the pneumatic negative pressure generators (4) is one, the flat dust hood (1) is a single suction port, and the single suction port is connected with the pneumatic negative pressure generators (4).
3. The combined pneumatic vacuum cleaning gun of claim 2, wherein: the dust suction opening of the single dust suction cover is designed to be an inclined plane (A), the width of the suction opening is not more than 10mm, and the length is not more than 150 mm.
4. The combined pneumatic vacuum cleaning gun of claim 1, wherein: when the number of the pneumatic negative pressure generators (4) is multiple, the pneumatic negative pressure generators (4) are connected in parallel, at the moment, the flat dust hood (1) is multiple, and each suction port is connected with one pneumatic negative pressure generator (4).
5. The combined pneumatic vacuum cleaning gun of claim 1, wherein: the dust collection power is compressed air; the flat dust hood (1) is connected with the fixed frame (2), the dust collection soft branch pipe (7) is sleeved with the pneumatic negative pressure generator (4), and the negative pressure generator (4) is sleeved with the dust collection main pipe (10) through the dust collection soft branch pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020575190.0U CN213173511U (en) | 2020-04-17 | 2020-04-17 | Combined pneumatic negative pressure dust collecting gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020575190.0U CN213173511U (en) | 2020-04-17 | 2020-04-17 | Combined pneumatic negative pressure dust collecting gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213173511U true CN213173511U (en) | 2021-05-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020575190.0U Active CN213173511U (en) | 2020-04-17 | 2020-04-17 | Combined pneumatic negative pressure dust collecting gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213173511U (en) |
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2020
- 2020-04-17 CN CN202020575190.0U patent/CN213173511U/en active Active
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