CN212942149U - Negative pressure pneumatic powder conveying device - Google Patents
Negative pressure pneumatic powder conveying device Download PDFInfo
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- CN212942149U CN212942149U CN202021646244.4U CN202021646244U CN212942149U CN 212942149 U CN212942149 U CN 212942149U CN 202021646244 U CN202021646244 U CN 202021646244U CN 212942149 U CN212942149 U CN 212942149U
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- dust
- conveying device
- pipeline
- powder conveying
- dust collector
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Abstract
The embodiment of the utility model relates to the technical field of dust material conveying equipment, in particular to a negative pressure pneumatic powder conveying device, which comprises an exhaust pipe, a draught fan, a first dust remover, a second dust remover, a magnetic separator, a main valve and a blind plate which are connected in sequence through pipelines; the pipeline between the main valve and the blind plate is communicated to a slag outlet through a slag discharging valve arranged on the main valve. The utility model discloses beneficial effect does: the whole conveying process is closed, and the dust raising phenomenon is avoided; the second dust remover and the first dust remover filter dust materials in the air flow in the conveying process, the dust materials are prevented from being deposited on the pipeline and then blocking the pipeline, and the negative pressure is stable and can be kept continuously.
Description
Technical Field
The utility model relates to a dust material conveying equipment technical field, concretely relates to defeated powder device of negative pressure strength.
Background
The dust material conveying equipment is of a belt type or an auger type, and dust is always exposed in the air during working, so that the dust raising phenomenon is easily caused, and the environment is polluted. Therefore, in the prior art, a closed pipeline is used for conveying, an induced draft fan is arranged at a position, close to an outlet, of the closed pipeline, the induced draft fan works to generate negative pressure, under the action of the negative pressure, dust materials enter from an inlet of the closed pipeline and are blown out from an outlet of the closed pipeline, no leakage exists in the conveying process, and the dust raising problem is really solved; however, in this way, the dust material is easy to settle in the closed pipeline, especially easy to settle at the bending position of the closed pipeline, and the interception area of the closed pipeline is reduced, which further aggravates the settling phenomenon.
Therefore, a negative pressure pneumatic powder conveying device is needed to overcome the above problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the embodiment of the utility model provides a negative pressure pneumatic powder conveying device, which is characterized by comprising an exhaust pipe, a draught fan, a first dust remover, a second dust remover, a magnetic separator, a main valve and a blind plate which are connected in sequence through pipelines;
the pipeline between the main valve and the blind plate is communicated to a slag outlet through a slag discharging valve arranged on the main valve.
Furthermore, a silencer is installed on a pipeline between the exhaust pipe and the induced draft fan.
Further, the exhaust pipe is vertically arranged.
Furthermore, a protective cover is fixed at the air outlet of the exhaust pipe.
Furthermore, a pipeline between the magnetic separator and the main valve is communicated to an outer pipeline through a bypass valve arranged on the pipeline.
Furthermore, the first dust remover is a bag-type dust remover, and a first discharge valve is installed at a dust outlet of the bag-type dust remover.
Further, the second dust remover comprises a multi-pipe dust remover, and a second discharge valve is installed at a dust outlet of the multi-pipe dust remover.
Further, the second dust remover still includes the feed bin, the feed bin is located the play dirt mouth below of multi-tube dust remover and through the second discharge valve with the inside intercommunication of multi-tube dust remover, the third discharge valve is installed to the play dirt mouth of feed bin.
Furthermore, the dust outlet of the bag-type dust collector, the dust outlet of the multi-tube dust collector and the dust outlet of the storage bin are respectively positioned at the bottom of the bag-type dust collector, the bottom of the multi-tube dust collector and the bottom of the storage bin.
Further, the height of the air inlet of the multi-tube dust collector is between the discharge hole of the multi-tube dust collector and the air inlet of the bag-type dust collector.
The utility model discloses beneficial effect does:
the induced draft fan works to generate negative pressure, the slag discharging valve and the main valve are opened, and under the action of the negative pressure, dust materials are discharged through the exhaust pipe after passing through the slag discharging valve, the main valve, the magnetic separator, the second dust remover and the first dust remover, so that the whole conveying process is closed, and the dust raising phenomenon is avoided;
the second dust remover and the first dust remover filter dust materials in the air flow in the conveying process, the dust materials are prevented from being deposited on the pipeline and then blocking the pipeline, and the negative pressure is stable and can be kept continuously.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a negative-pressure pneumatic powder conveying device.
In the figure:
1. a blind plate; 2. a slag discharge valve; 3. a main valve; 4. a magnetic separator; 51. a multi-tube dust collector; 52. a second discharge valve; 53. a storage bin; 54. a third discharge valve; 6. a first dust remover; 7. an induced draft fan; 8. an exhaust pipe; 9. a pipeline; 10. a muffler; 11. a protective cover; 12. a first discharge valve.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.
Referring to fig. 1, the embodiment of the utility model discloses a negative pressure pneumatic powder conveying device, which comprises an exhaust pipe 8, a draught fan 7, a first dust remover 6, a second dust remover, a magnetic separator 4, a main valve 3 and a blind plate 1 which are connected in sequence through a pipeline 9;
the main valve and the pipeline between the blind plates are communicated to a slag outlet through a slag outlet valve 2 arranged on the main valve.
The work of draught fan produces the negative pressure, opens slag tap valve, main valve, and the dust material is discharged through the blast pipe behind slag tap valve, main valve, magnet separator, second dust remover, the first dust remover under the negative pressure effect, and whole transportation process is airtight, can not have the raise dust phenomenon. The magnetic separator will attract the ferromagnetic material in the dust material.
The second dust remover and the first dust remover filter dust materials in the air flow in the conveying process, the dust materials are prevented from being deposited on the pipeline and then blocking the pipeline, and the negative pressure is stable and can be continuously kept
In addition, a silencer 10 is installed on a pipeline between the exhaust pipe and the induced draft fan. Reduce noise and avoid influencing the surrounding environment.
In addition, the exhaust pipe is arranged vertically. Thereby resulting in a lower pressure at the upper end of the exhaust pipe (as will be appreciated by those skilled in the art, the gas pressure decreases as the height increases) and facilitating the flow of gas from the bottom up the exhaust pipe.
In addition, a protective cover 11 is fixed at the air outlet of the exhaust pipe. Precipitation (rain, snow, fog, etc.) is prevented from entering the exhaust pipe from the upper end.
In addition, a pipeline between the magnetic separator and the main valve is communicated to an outer pipeline through a bypass valve arranged on the pipeline. The bypass valve is arranged, and can be externally connected with an air pressure meter and the like according to actual requirements.
It should be noted that the first dust remover is a bag-type dust remover, and a first discharge valve 12 is installed at a dust outlet of the bag-type dust remover. The second dust remover comprises a multi-tube dust remover 51, and a second discharge valve 52 is installed at a dust outlet of the multi-tube dust remover. The second precipitator further comprises a bin 53 which is located below the dust outlet of the multi-tube precipitator and is communicated with the interior of the multi-tube precipitator through the second discharge valve, and a third discharge valve 54 is installed at the dust outlet of the bin. The dust outlet of the bag-type dust collector, the dust outlet of the multi-tube dust collector and the dust outlet of the storage bin are respectively positioned at the bottom of the bag-type dust collector, the bottom of the multi-tube dust collector and the bottom of the storage bin. The height of the air inlet of the multi-tube dust remover is between the discharge hole of the multi-tube dust remover and the air inlet of the bag-type dust remover.
It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element 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.
Furthermore, it should be noted that, in the description of the present invention, 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 by those skilled in the art according to specific situations.
The terms "comprises," "comprising," or any other similar term are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus.
So far, the technical solution of the present invention has been described with reference to the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Without departing from the principle of the present invention, a person skilled in the art can make equivalent changes or substitutions to the related technical features, and the technical solutions after these changes or substitutions will fall within the protection scope of the present invention.
Claims (10)
1. A negative pressure pneumatic powder conveying device is characterized by comprising an exhaust pipe, a draught fan, a first dust remover, a second dust remover, a magnetic separator, a main valve and a blind plate which are sequentially connected through pipelines;
the pipeline between the main valve and the blind plate is communicated to a slag outlet through a slag discharging valve arranged on the main valve.
2. The negative-pressure pneumatic powder conveying device according to claim 1, wherein a silencer is mounted on a pipeline between the exhaust pipe and the induced draft fan.
3. The negative-pressure pneumatic powder conveying device according to claim 1, wherein the exhaust pipe is vertically arranged.
4. The negative-pressure pneumatic powder conveying device according to claim 1, wherein a protective cover is fixed to an air outlet of the exhaust pipe.
5. The negative-pressure pneumatic powder conveying device as claimed in claim 1, wherein a pipeline between the magnetic separator and the main valve is communicated to an outer pipeline through a bypass valve mounted on the pipeline.
6. The negative-pressure pneumatic powder conveying device according to any one of claims 1 to 5, wherein the first dust collector is a bag-type dust collector, and a first discharge valve is installed at a dust outlet of the bag-type dust collector.
7. The negative-pressure pneumatic powder conveying device according to claim 6, wherein the second dust remover comprises a multi-pipe dust remover, and a second discharge valve is mounted at a dust outlet of the multi-pipe dust remover.
8. The negative-pressure pneumatic powder conveying device according to claim 7, wherein the second dust collector further comprises a bin which is located below the dust outlet of the multi-tube dust collector and is communicated with the interior of the multi-tube dust collector through the second discharge valve, and a third discharge valve is installed at the dust outlet of the bin.
9. The negative-pressure pneumatic powder conveying device according to claim 8, wherein the dust outlet of the bag-type dust collector, the dust outlet of the multi-tube dust collector and the dust outlet of the bin are respectively located at the bottom of the bag-type dust collector, the bottom of the multi-tube dust collector and the bottom of the bin.
10. The negative-pressure pneumatic powder conveying device according to claim 8, wherein the height of the air inlet of the multi-tube dust collector is between the discharge hole of the multi-tube dust collector and the air inlet of the bag-type dust collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021646244.4U CN212942149U (en) | 2020-08-10 | 2020-08-10 | Negative pressure pneumatic powder conveying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021646244.4U CN212942149U (en) | 2020-08-10 | 2020-08-10 | Negative pressure pneumatic powder conveying device |
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| CN212942149U true CN212942149U (en) | 2021-04-13 |
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| CN202021646244.4U Active CN212942149U (en) | 2020-08-10 | 2020-08-10 | Negative pressure pneumatic powder conveying device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112957843A (en) * | 2021-04-20 | 2021-06-15 | 江苏三一环境科技有限公司 | Dust negative pressure recovery device |
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2020
- 2020-08-10 CN CN202021646244.4U patent/CN212942149U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112957843A (en) * | 2021-04-20 | 2021-06-15 | 江苏三一环境科技有限公司 | Dust negative pressure recovery device |
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