CN209777689U

CN209777689U - Pneumatic conveying ultrafine powder vibration blanking device

Info

Publication number: CN209777689U
Application number: CN201920581123.7U
Authority: CN
Inventors: 徐廷万
Original assignee: Pangang Group Panzhihua Steel and Vanadium Co Ltd
Current assignee: Pangang Group Panzhihua Steel and Vanadium Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2019-12-13
Anticipated expiration: 2029-04-25

Abstract

The utility model discloses a wind-force carries superfine powder vibration unloader relates to coke oven flue gas dry process desulfurization field, solves the problem that current wind-force carries the easy jam of superfine powder unloading mode. The utility model adopts the technical proposal that: ultrafine powder vibration unloader is carried to wind-force, including feed bin, discharging pipe and wind-force conveyer pipe, the one end of discharging pipe is connected to the discharge gate of feed bin, and the other end of discharging pipe links to each other with wind-force conveyer pipe, sets up the discharge valve on the discharging pipe, and the feed bin inboard or the outside sets up vibrating device. The vibrating device vibrates the stock bin, so that the ultrafine powder is prevented from being hardened and blocked, and the smooth discharging is ensured. And a stirring device is arranged in a discharge hole and/or a discharge pipe of the storage bin, so that the ultrafine powder is stirred, and material blockage is avoided. The stirring device is a stirring frame, and the stirring frame is prevented from influencing blanking. The discharging pipe is provided with a purging air pipe, so that the problem of material blockage is conveniently treated. The pneumatic ultrafine powder conveying and vibrating blanking device is suitable for pneumatic conveying of sodium bicarbonate powder as desulfurizing agent.

Description

Pneumatic conveying ultrafine powder vibration blanking device

Technical Field

The utility model relates to a coke oven flue gas dry desulfurization field specifically is a vibration unloader of such superfine powder of wind-force transport such as sodium bicarbonate.

Background

The dry desulfurization of SDS flue gas adopts sodium bicarbonate as desulfurizing agent and SO in the flue gas₂Chemical reaction is carried out to generate sodium sulfate, SO that SO in the flue gas is removed₂. The granularity of the desulfurizer sodium bicarbonate is 500um, and the particle size reaches 30-50 um after grinding by a mill, belonging to superfine powder. Generally, the desulfurizing agent is loaded into a storage bin and conveyed to a flue gas pipeline by wind power through a discharge valve for desulfurization. Because the granularity of the ground desulfurizer is small, the blanking process is easy to block, and the production is unstable.

SUMMERY OF THE UTILITY MODEL

The utility model provides a super powder vibration unloader is carried to wind-force solves the problem that current wind-force carried super powder unloading mode and blockked up easily.

The utility model provides a technical scheme that its technical problem adopted is: ultrafine powder vibration unloader is carried to wind-force, including feed bin, discharging pipe and wind-force conveyer pipe, the one end of discharging pipe is connected to the discharge gate of feed bin, and the other end of discharging pipe links to each other with wind-force conveyer pipe, sets up the discharge valve on the discharging pipe, and the feed bin inboard or the outside sets up vibrating device.

Further, the method comprises the following steps: and a stirring device is arranged in the discharge hole and/or the discharge pipe of the storage bin.

Specifically, the method comprises the following steps: agitating unit is the stirring frame, and the middle part of stirring frame is the hollow structure, and the both ends of stirring frame set up the rotation axis respectively, and the rotation axis is rotatable to be installed in the discharge gate department of feed bin, and one of them rotation axis extension sets up rotary device to the feed bin outside.

Specifically, the method comprises the following steps: the stirring frame is installed in the position of 100mm on the upper portion of the discharge port of the storage bin, and the vibrating device is installed in the position of 500mm on the upper portion of the discharge port of the storage bin.

Specifically, the method comprises the following steps: the discharge valve is a star-shaped discharge valve. Specifically, the method comprises the following steps: the trough depth of the star-shaped discharge valve is 30 mm.

Further, the method comprises the following steps: and a discharging pipe between the discharging port and the discharging valve is provided with a purging air pipe, and a valve is arranged on the purging air pipe. Specifically, the method comprises the following steps: the diameter of the blowing air pipe is 50 mm.

The pneumatic conveying and vibrating feeding device for the ultrafine powder is suitable for feeding the ultrafine powder, such as sodium bicarbonate powder serving as a desulfurizing agent, by pneumatic conveying.

The utility model has the advantages that: the vibrating device vibrates the stock bin, so that the ultrafine powder is prevented from being hardened and blocked, and the smooth discharging is ensured. The stirring device can stir the ultrafine powder, and the material blockage of a discharge port and a discharge pipe of the storage bin is avoided. The stirring device is a stirring frame, the middle part of the stirring frame is of a hollow structure, and the stirring frame does not influence blanking. The blowing air pipe can blow the discharge pipe, so that the material blockage problem which possibly occurs is conveniently treated.

Drawings

Fig. 1 is a schematic structural view of the pneumatic conveying ultrafine powder vibration blanking device of the utility model.

Parts, positions and numbers in the drawings: feed bin 1, discharging pipe 2, wind-force conveyer pipe 3, discharge valve 4, vibrating device 5, stirring frame 6, rotary device 7, sweep tuber pipe 8.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in figure 1, the utility model discloses superfine powder vibration unloader is carried to wind-force, including feed bin 1, discharging pipe 2 and wind power conveyer pipe 3, the one end of discharging pipe 2 is connected to the discharge gate of feed bin 1, and the other end of discharging pipe 2 links to each other with wind power conveyer pipe 3. The storage bin 1 can be hopper-shaped, and the storage bin 1 and the discharge pipe 2 can be fixedly connected or detachably connected, for example, the storage bin 1 and the discharge pipe 2 are integrated to ensure the tightness. The discharge pipe 2 is provided with a discharge valve 4, and the discharge valve 4 is a valve suitable for conveying ultrafine powder by wind power, such as a star-shaped discharge valve. The material groove depth of the star-shaped discharge valve 4 is preferably 30mm, so that the resistance of material blockage is reduced. The vibration device 5 is arranged inside or outside the storage bin 1. The vibrating device 5 is used for vibrating the bin 1 to avoid the ultrafine powder from being hardened and blocked, and the vibrating device 5 is generally selected from a motor and is preferably arranged outside the bin 1, as shown in fig. 1.

A stirring device is arranged in the discharge hole of the storage bin 1 and/or the discharge pipe 2. The stirring device is used for stirring the ultrafine powder, so that the blanking is convenient. In order to avoid the influence of the stirring device on the blanking, the stirring device is a stirring frame 6, the middle part of the stirring frame 6 is of a hollow structure, the stirring frame 6 is in a frame shape, and the middle part of the frame body of the stirring frame 6 is hollow. The both ends of stirring frame 6 set up the rotation axis respectively, and the rotation axis is rotatable to be installed in the discharge gate department of feed bin 1, and the stirring frame 6 of being convenient for is rotatory. One of the rotating shafts of the stirring frame 6 extends to the outside of the storage bin 1 and is provided with a rotating device 7, and the rotating device 7 is used for providing power for the rotation of the stirring frame 6. The rotating device 7 can be a handle or a flywheel, and the flywheel is driven to rotate by another power device. In order to ensure the stable and continuous blanking, the stirring frame 6 is arranged at the position of 100mm above the discharge port of the storage bin 1, and the vibrating device 5 is arranged at the position of 500mm above the discharge port of the storage bin 1.

Discharging pipe 2 between discharge gate and the discharge valve 4 of feed bin 1 still sets up and sweeps tuber pipe 8, sets up the valve on sweeping tuber pipe 8. And the purging air pipe 8 is used for purging. Specifically, the diameter of the purge air pipe 8 is 50 mm. The pneumatic conveying and vibrating feeding device for the ultrafine powder is suitable for feeding the ultrafine powder, such as sodium bicarbonate powder, by pneumatic conveying.

Claims

1. Superfine powder vibration unloader is carried to wind-force, including feed bin (1), discharging pipe (2) and wind-force conveying pipe (3), the one end of discharging pipe (2) is connected to the discharge gate of feed bin (1), and the other end of discharging pipe (2) links to each other its characterized in that with wind-force conveying pipe (3): a discharge valve (4) is arranged on the discharge pipe (2), and a vibration device (5) is arranged on the inner side or the outer side of the storage bin (1).

2. The pneumatic ultrafine powder conveying vibration blanking device as claimed in claim 1, wherein: and a stirring device is arranged in the discharge hole of the storage bin (1) and/or the discharge pipe (2).

3. The pneumatic ultrafine powder conveying vibration blanking device as claimed in claim 2, wherein: agitating unit is stirring frame (6), and the middle part of stirring frame (6) is the hollow structure, and the both ends of stirring frame (6) set up the rotation axis respectively, and the rotation axis is rotatable to be installed in the discharge gate department of feed bin (1), and one of them rotation axis extends to feed bin (1) outside and sets up rotary device (7).

4. A pneumatic conveying ultrafine powder vibration blanking device as defined in claim 3, wherein: stirring frame (6) are installed in the position of 100mm on the upper portion of the discharge port of feed bin (1), and vibrating device (5) are installed in the position of 500mm on the upper portion of the discharge port of feed bin (1).

5. A wind power ultra fine powder vibration blanking device as defined in any one of claims 1 to 4, wherein: the discharge valve (4) is a star-shaped discharge valve.

6. A pneumatic conveying ultrafine powder vibration blanking device as defined in claim 5, wherein: the trough depth of the star-shaped discharge valve is 30 mm.

7. A wind power ultra fine powder vibration blanking device as defined in any one of claims 1 to 4, wherein: and a discharging pipe (2) between the discharging port and the discharging valve (4) is provided with a purging air pipe (8), and a valve is arranged on the purging air pipe (8).

8. A pneumatic ultrafine powder conveying vibration blanking device as defined in claim 7, wherein: the diameter of the blowing air pipe (8) is 50 mm.