CN210735564U - Powder conveying device adopting pneumatic gate valve - Google Patents
Powder conveying device adopting pneumatic gate valve Download PDFInfo
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- CN210735564U CN210735564U CN201921857339.8U CN201921857339U CN210735564U CN 210735564 U CN210735564 U CN 210735564U CN 201921857339 U CN201921857339 U CN 201921857339U CN 210735564 U CN210735564 U CN 210735564U
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Abstract
The utility model discloses an adopt powder conveyor of pneumatic slide valve belongs to powder and carries technical field, the wind-driven generator comprises a blower, the air outlet end of fan has the gas powder blender through defeated air duct connection, the gas powder blender is connected with cyclone through defeated air duct connection, the cyclone bottom is connected with the material receiving bin through the feed opening, the cyclone top communicates to the entry end of dust remover through gas piping, the bottom of dust remover communicates to through circulating line the mouth that enters the air inlet of fan, the top of gas powder blender is connected with the feed bin through feed piping, last pneumatic slide valve, lower pneumatic slide valve of down being equipped with in proper order on the feed piping from top to bottom, go up pneumatic slide valve with distance between the lower pneumatic slide valve does 3 times of feed piping diameter. The powder is put in by controlling the opening and closing of the upper pneumatic gate valve and the lower pneumatic gate valve, the turnover valve can be replaced, the structure is simple, and the cost is low.
Description
Technical Field
The utility model relates to a technical field is carried to the powder, concretely relates to adopt powder conveyor of pneumatic slide valve.
Background
In chemical production, powdered materials need to be conveyed in many places, a turnover valve feeding mode is often used in powder conveying, the turnover valve mainly aims to prevent gas from flowing and only allows the powder to pass through, and the best turnover valve allows 100% of gas not to pass through and 100% of powder to pass through. The flip valves (also known as airlock valves) designed on the market are composed of several main bodies: motor, speed reducer, shell, rotor. The rotor is generally a cylinder which is divided into 6 equal parts or 8-10 equal parts by a plate in an average way, because the structure is complicated, the space required by the installation is large, a motor and a reduction gearbox must be installed generally, the space required by the installation is large, and the motor and the reduction gearbox must be installed. In addition, the powder conveying often uses air conveying, and the advantage is simple structure, and the cost is low, can carry by long distance, and the shortcoming is that the air all discharges the atmosphere after using, causes environmental pollution and energy waste.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides an adopt powder conveyor of pneumatic slide valve, through opening and closing of pneumatic slide valve and lower pneumatic slide valve in the control, realize putting in of powder, can replace the upset valve, the structure is simpler, and the cost ratio is lower, and carries the air to return to the fan through circulating line, forms an inclosed return circuit, avoids the powder to discharge atmosphere, energy saving.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides an adopt powder conveyor of pneumatic slide valve, includes the fan, the air outlet end of fan has the gas-powder blender through defeated wind pipe connection, the gas-powder blender is connected with cyclone through defeated material pipe connection, the cyclone bottom is connected with the material receiving bin through the feed opening, the cyclone top communicates to the entry end of dust remover through the gas pipeline, the bottom of dust remover communicates to through the circulating line the mouth that entries of fan, the top of gas-powder blender is connected with the feed bin through the feed pipeline, last pneumatic slide valve, lower pneumatic slide valve are equipped with from top to bottom in proper order on the feed pipeline, go up pneumatic slide valve with the distance between the pneumatic slide valve down is 3 times of feed pipeline diameter.
Preferably, the inner wall of the cyclone separator is provided with spherical protrusions.
Preferably, the fan is detachable, and is convenient to open and clean.
Preferably, a flow speed regulator is arranged on the air delivery pipeline.
Preferably, the air outlet end of the fan is provided with a one-way valve.
The utility model has the advantages of that: according to the invention, the upper pneumatic gate valve and the lower pneumatic gate valve are controlled to be opened and closed, so that powder is put in, when the lower pneumatic gate valve is closed, the upper pneumatic gate valve is opened, the powder slowly fills the space between the two gate valves with the powder and discharges the gas, the upper pneumatic gate valve is closed after the set time is up, the lower pneumatic gate valve is opened, and the powder and a small part of the gas pass through, so that the arrangement of the upper pneumatic gate valve and the lower pneumatic gate valve can replace a turnover valve, and the problems that the construction of the turnover valve is complex, the space required for installation is large, and a motor and a reduction box need to be installed are solved; the invention has simple structure, low cost and less air leakage; the spherical protrusions arranged on the cyclone separator reduce the accumulation of dust, and can avoid the accumulation of dust at the protrusion positions on the side wall; the flow speed regulator regulates the air speed entering the air-powder mixer in unit time to ensure that the air-powder mixing proportion reaches the best; according to the invention, the powder is collected and used by the cyclone separator, and 100% of gas originally exhausted to the atmosphere returns to the fan through the circulating pipeline at the bottom of the dust remover to form a closed loop, so that the powder is prevented from being exhausted to the atmosphere, and energy is saved.
Drawings
Fig. 1 is the overall structure schematic diagram of the powder conveying device adopting the pneumatic gate valve of the utility model.
In the figure: 1-a fan, 2-an air conveying pipeline, 3-a gas-powder mixer, 4-a material conveying pipeline, 5-a cyclone separator, 6-a material collecting bin, 7-a gas pipeline, 8-a dust remover, 9-a circulating pipeline, 10-a feeding pipeline, 11-a feeding bin, 12-an upper pneumatic gate valve, 13-a lower pneumatic gate valve, 14-a flow rate regulator and 15-a one-way valve.
Detailed Description
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
The utility model provides an adopt powder conveyor of pneumatic slide valve, includes fan 1, the air outlet end of fan 1 is connected with gas powder blender 3 through defeated air duct 2, gas powder blender 3 is connected with cyclone 5 through defeated air duct 4, cyclone 5 bottom is connected with receipts feed bin 6 through the feed opening, cyclone 5 top communicates to the entry end of dust remover 8 through gas conduit 7, the bottom of dust remover 8 communicates to through circulating line 9 the mouth of entering wind of fan 1, the top of gas powder blender 3 is connected with pay-off storehouse 11 through feed conduit 10, last pneumatic slide valve 12, lower pneumatic slide valve 13 of down being equipped with in proper order on the feed conduit 10 from top to bottom, go up pneumatic slide valve 12 with the distance between the pneumatic slide valve 13 down is 3 times the diameter of feed conduit 10.
The inner wall of the cyclone separator 5 is provided with spherical protrusions. The fan 1 is detachable and convenient to open and clean. The air delivery pipeline 2 is provided with a flow speed regulator 14. And a one-way valve 15 is arranged at the air outlet end of the fan 1.
The upper pneumatic gate valve 12 is opened, powder flows out from the feeding bin 11 through the feeding pipeline 10, the opening and closing time of the upper pneumatic gate valve 12 and the lower pneumatic gate valve 13 is determined according to the flow rate, the pipe diameter and the stacking density of the powder (generally about 3 seconds, 3 seconds are closed, but the upper pneumatic gate valve 12 and the lower pneumatic gate valve 13 cannot be opened simultaneously), namely the upper pneumatic gate valve 12 is opened, when the lower pneumatic gate valve 13 is closed, the powder can slowly fill the space of the two gate valves with the powder and exhaust the gas, the set time is up, the upper pneumatic gate valve 12 is closed, the lower pneumatic gate valve 13 is opened, the powder and a small part of the gas can pass through, and therefore, the arrangement of the upper pneumatic gate valve 12 and the lower pneumatic gate valve 13 can replace a turnover valve. Because the upper pneumatic gate valve 12 and the lower pneumatic gate valve 13 are not opened at the same time, the flow of gas can be effectively avoided. The powder enters a gas-powder mixer 3, a fan 1 is started, wind output by the fan 1 is mixed with powder in the gas-powder mixer 3, a flow speed regulator 14 regulates the wind speed entering the gas-powder mixer 3 in unit time, so that the gas-powder mixing proportion is optimal, the powder is conveyed along a conveying pipeline 4 by adopting a wind conveying principle, the powder is separated from the gas through a cyclone separator 5, the powder enters a material receiving bin 6 through a discharging opening, the gas carrying the powder enters a dust remover 8 through a gas pipeline 7, and the gas returns to the fan 1 through a circulating pipeline 9 at the bottom of the dust remover 8 to form a closed loop, so that the powder is prevented from being discharged into the atmosphere and energy is saved.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (5)
1. The powder conveying device is characterized by comprising a fan, wherein an air outlet end of the fan is connected with a gas-powder mixer through an air conveying pipeline, the gas-powder mixer is connected with a cyclone separator through the air conveying pipeline, the bottom of the cyclone separator is connected with a material receiving bin through a material discharging port, the top of the cyclone separator is communicated to an inlet end of a dust remover through a gas pipeline, the bottom of the dust remover is communicated to an air inlet end of the fan through a circulating pipeline, the top of the gas-powder mixer is connected with a material feeding bin through a material feeding pipeline, an upper pneumatic gate valve and a lower pneumatic gate valve are sequentially arranged on the material feeding pipeline from top to bottom, and the distance between the upper pneumatic gate valve and the lower pneumatic gate valve is 3 times of the diameter of the material feeding pipeline.
2. The powder conveying device adopting the pneumatic gate valve as claimed in claim 1, wherein the inner wall of the cyclone separator is provided with spherical protrusions.
3. The powder conveying device adopting the pneumatic gate valve as claimed in claim 1, wherein the blower is detachable.
4. The powder conveying device adopting the pneumatic gate valve as claimed in claim 1, wherein a flow rate regulator is provided on the air duct.
5. The powder conveying device adopting the pneumatic gate valve as claimed in claim 1, wherein a check valve is arranged at an air outlet end of the fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921857339.8U CN210735564U (en) | 2019-10-31 | 2019-10-31 | Powder conveying device adopting pneumatic gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921857339.8U CN210735564U (en) | 2019-10-31 | 2019-10-31 | Powder conveying device adopting pneumatic gate valve |
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| Publication Number | Publication Date |
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| CN210735564U true CN210735564U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921857339.8U Active CN210735564U (en) | 2019-10-31 | 2019-10-31 | Powder conveying device adopting pneumatic gate valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210255A (en) * | 2021-12-21 | 2022-03-22 | 重庆军通汽车有限责任公司 | Powder quantitative mixing device |
-
2019
- 2019-10-31 CN CN201921857339.8U patent/CN210735564U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210255A (en) * | 2021-12-21 | 2022-03-22 | 重庆军通汽车有限责任公司 | Powder quantitative mixing device |
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