CN217724956U

CN217724956U - Upper air inlet filtering type dust remover

Info

Publication number: CN217724956U
Application number: CN202221903113.9U
Authority: CN
Inventors: 李成喜; 冯志强; 刘利和; 张日生
Original assignee: Shanxi Haijie Electromechanical Technology Co ltd
Current assignee: Shanxi Haijie Electromechanical Technology Co ltd
Priority date: 2022-07-22
Filing date: 2022-07-22
Publication date: 2022-11-04
Anticipated expiration: 2032-07-22

Abstract

The utility model provides an upper air intake filter type dust remover, which comprises a box body and an ash collecting hopper which are integrated from top to bottom; the upper part of the box body is provided with an air inlet and an air outlet, and the air inlet and the air outlet are respectively positioned on the opposite sides of the box body; the air inlet is connected with the air duct; a plurality of filter cylinders which are uniformly distributed are arranged in the box body, an air inlet channel is formed between every two filter cylinders, and the air inlet channel is communicated with the air channel; and the top of each filter cylinder is provided with an air return duct, and the air return duct is communicated with the air outlet. The utility model discloses simple structure, convenient to use through setting up the air intake on the upper portion of straining a section of thick bamboo, adopts the mode of upper portion air inlet, and dirty wind gets into from top-down between the clearance of straining a section of thick bamboo upper portion and strains between the section of thick bamboo crowd, and is unanimous with the ground gravitation direction, and is unanimous with dust particle settlement direction, and under acceleration of gravity's effect, air intake dust particle is subsided with higher speed, and dust collection efficiency improves greatly.

Description

Upper air inlet filtering type dust remover

Technical Field

The utility model relates to a filtration formula dust remover technical field, concretely relates to upper portion air inlet filtration formula dust remover.

Background

In order to facilitate installation and maintenance of the existing dust remover, basically, dirty air inlets are all arranged below or on the side of the installation position of a filter group, an air return pipeline and an air return inlet are arranged above the filter group, an ash discharge pulse blowing port is arranged at the air return port on the upper part of the filter, and ash is discharged by blowing against wind flow. The dirty wind inlet mode below or on the side has the following disadvantages:

1. the dust remover has the advantages that the air inlet of the dust remover is positioned at the lower part of the air return inlet, the air flow is opposite to the direction of the earth attraction from bottom to top, dust particles flow from bottom to top along with the air flow, the upward stress of the dust particles is reduced due to the action of resisting the earth attraction, when the dragging force of the upward air flow on the dust particles is greater than or equal to the earth attraction, the dust is difficult to settle, the upward dragging force is difficult to accurately control due to the requirement of the air quantity and the air speed and is less than the earth attraction, the dust particles are often suspended between the filters, the phenomenon of blocking the filters is caused, and the dust discharging effect and the dust removing efficiency are seriously influenced.

2. Because the dirty air is led into the dust remover by using a pipeline, an air inlet point is generally arranged on one point of the middle lower part of a box body of the dust remover, and the dirty air is easily distributed to the filter seriously and unevenly under the action of upward dragging force and downward gravitational force, so that the filter is more easily blocked when dust close to an air inlet is concentrated, the blowing time is often prolonged and the blowing frequency is increased to meet the dust discharging requirement, the air consumption of the blown compressed gas is increased, the dust removing energy consumption is increased, and the dust removing efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects existing in the prior art and providing an upper air inlet filtering type dust remover. The utility model discloses an upper portion air inlet filtration formula dust remover simple structure, convenient to use, through setting up the air intake on the upper portion of straining a section of thick bamboo, dirty wind gets into the back from the air intake, and top-down gets into from straining between the clearance on upper portion between a section of thick bamboo and strains between the crowd, and unanimous with the ground gravitation direction, and is unanimous with dust particle settling direction, and under acceleration of gravity's effect, air intake dust particle subsides with higher speed, and dust collection efficiency improves greatly.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

an upper air intake filter type dust remover comprises a box body and an ash collecting hopper which are integrally formed from top to bottom;

the upper part of the box body is provided with an air inlet and an air outlet, and the air inlet and the air outlet are respectively positioned on the opposite sides of the box body; the air inlet is connected with the main air inlet duct;

a plurality of filter cartridges which are uniformly distributed are arranged in the box body and are positioned below the air inlet duct; an air inlet channel is formed between every two filter cartridges and is communicated with the main air inlet channel;

and the top of each filter cylinder is provided with an air return channel which is communicated with the air outlet.

Preferably, a pulse ash removal device is arranged in the box body, and comprises a blowing pipe, an electromagnetic pulse valve and an air bag; the blowing pipe is arranged on the box body, and the blowing pipe extends to the outer side of the box body and is connected with the air bag through the electromagnetic pulse valve.

Preferably, a plurality of nozzles are arranged on the blowing pipe, and each nozzle corresponds to the outlet center of each filter cartridge one by one.

Preferably, the ash collecting hopper comprises an ash collecting chamber and an ash outlet; and a blanking flap valve is connected at the ash outlet.

Preferably, the ash outlet is movably connected with a baffle plate, the blanking turning plate is movably provided with a balance weight rod, and one end of the balance weight rod is connected with one end of the baffle plate.

Preferably, the top of the box body is provided with a cover plate.

Preferably, the cover plate is provided with a handle.

The beneficial effects of the utility model reside in that: the upper air inlet filtering type dust remover has simple structure and convenient use, dirty air enters between the filter cylinder groups from top to bottom between the gaps of the upper parts of the filter cylinders in the box body by arranging the air inlet on the upper parts of the filter cylinders, the direction of the dirty air is consistent with the direction of the earth gravity and the settling direction of the dust particles, the dust particles at the air inlet are accelerated to settle under the action of the gravity acceleration, and the dust removal efficiency is greatly improved;

secondly, an upper air inlet mode is adopted, multi-point air inlet is easily realized between the gaps of the upper parts of the filter cylinders, and compared with one-point air inlet, dirty air enters the filter cylinder groups relatively and uniformly at multiple points, dust particles are distributed relatively and uniformly, the blowing time is shortened, the blowing frequency is reduced, the compressed gas amount is saved, and the dust removal effect is improved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is a schematic view of the top view structure of the present invention.

Fig. 4 is a schematic view of the cross-sectional structure of the present invention from above.

In the figure, 1-box body, 11-air outlet, 12-cover plate, 13-handle, 2-ash collecting bucket, 21-blanking flap valve, 22-ash outlet, 23-ash collecting chamber, 24-baffle, 25-counterweight rod, 3-blowing pipe, 31-nozzle, 4-total air inlet channel, 41-air inlet, 5-air inlet channel, 6-air bag, 7-filter cartridge, 71-air return channel, 8-main fan and 9-electromagnetic pulse valve.

Detailed Description

The technical solutions of the present invention will be described below clearly and completely with reference to the accompanying drawings and embodiments, and it is to be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1:

as shown in fig. 1 to 4: an upper air intake filter type dust remover comprises a box body 1 and an ash collecting hopper 2 which are integrated from top to bottom; an air inlet 41 and an air outlet 11 are formed in the upper part of the box body 1, and the air inlet 41 and the air outlet 11 are respectively positioned on the opposite sides of the box body 1; the air inlet 41 is connected with the main air inlet duct 4; a plurality of filter cylinders 7 which are uniformly distributed are arranged in the box body 1, and the filter cylinders 7 are positioned below the air inlet duct 4; an air inlet channel 5 is formed between every two filter cartridges 7, and the air inlet channel 5 is communicated with the main air inlet channel 4; the top of each filter cylinder 7 is provided with an air return duct 71, and the air return duct 71 is communicated with the air outlet 11; the air outlet 11 is provided with a main fan 8; the hopper 2 comprises a collecting chamber 23 and an ash outlet 22.

In this embodiment, under the action of the main blower 8, the dust-containing gas enters the air inlet channel 5 from the air inlet 41 at the upper part of the dust remover through the main air inlet channel 4, and then enters the filter cartridge groups from the top to the bottom through the gaps between the filter cartridges 7. After the dust-containing gas enters the filter cartridge 7, the dust is adsorbed on the outer surface of the filter cartridge 7, and the filtered clean gas enters the air return duct 71 through the filter cartridge 7 and is collected to the air outlet 11 to be discharged. By adopting the upper air inlet mode, the air inlet is arranged at the upper part of the filter, dirty air enters between filter groups (the filter groups formed by the filter cylinders 7) from top to bottom between the gaps at the upper parts of the filter cylinders 7, the direction of the dirty air is consistent with the direction of the earth attraction, and the direction of the dirty air is consistent with the settling direction of dust particles, under the action of the gravity acceleration, the dust particles at the air inlet are accelerated to settle, and the dust removal efficiency is greatly improved.

Example 2:

as shown in fig. 1 to 4: an upper air intake filter type dust remover comprises a box body 1 and an ash collecting hopper 2 which are integrated from top to bottom; an air inlet 41 and an air outlet 11 are formed in the upper part of the box body 1, and the air inlet 41 and the air outlet 11 are respectively positioned on the opposite sides of the box body 1; the air inlet 41 is connected with the main air inlet duct 4; a plurality of filter cartridges 7 which are uniformly distributed are arranged in the box body 1, and the filter cartridges 7 are positioned below the main air inlet duct 4; an air inlet channel 5 is formed between every two filter cartridges 7, and the air inlet channel 5 is communicated with the main air inlet channel 4; the top of each filter cylinder 7 is provided with an air return duct 71, and the air return duct 71 is communicated with the air outlet 11; the air outlet 11 is provided with a main fan 8; the ash collecting hopper 2 comprises an ash collecting chamber 23 and an ash outlet 22;

a pulse ash removal device is also arranged in the box body 1, and comprises a blowing pipe 3, an electromagnetic pulse valve 9 and an air bag 6; the blowing pipe 3 is arranged on the box body 1, and the blowing pipe 3 extends to the outer side of the box body 1 and is connected with the air bag 6 through the electromagnetic pulse valve 9; a plurality of nozzles 31 are arranged on the blowing pipe 3, and each nozzle 31 corresponds to the outlet center of each filter cartridge 1 one by one.

In the embodiment, the pulse ash removal device is arranged in the box body 1, the ash removal effect is improved, and the upper air inlet mode is combined, namely, dirty air enters the filter cylinder groups from top to bottom between gaps on the upper portion of the filter cylinder in the box body, so that multi-point air inlet is easily realized, and compared with one-point air inlet, the dirty air enters the filter groups relatively uniformly at multiple points, dust particles are distributed relatively uniformly, the blowing time can be shortened, the blowing frequency is reduced, the compressed gas amount is saved, and the dust removal efficiency is improved.

Example 3:

the difference from embodiment 2 is that in this embodiment, a blanking flap valve 21 is connected to the ash outlet 22, and dust collected in the ash collecting chamber 23 can be discharged from the ash outlet 22 and fall down uniformly by the blanking flap valve 21.

Example 4:

the difference from the embodiment 3 is that in the embodiment, a baffle 24 is movably connected to the ash outlet 22, a weight rod 25 is movably arranged on the blanking flap valve 21, and one end of the weight rod 25 is connected to one end of the baffle 24. When the dust collected in the dust collecting chamber 23 reaches a certain weight, the baffle plate 24 movably connected with the dust outlet 22 is opened under the action of extrusion force to drive the counterweight rod 25 to rotate, so that dust is discharged, and after the dust is completely discharged, the counterweight rod 25 is rotated to drive the baffle plate 24 to block the dust outlet 22, so that the dust is conveniently collected in a centralized manner again.

In the specific implementation process, the top of the box body 1 is provided with a cover plate 12 for facilitating maintenance, and the cover plate 12 is provided with a handle 13 for facilitating opening and closing of the cover plate 12.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides an upper portion air inlet filters formula dust remover which characterized in that: comprises a box body (1) and a dust collecting hopper (2) which are integrated from top to bottom;

an air inlet (41) and an air outlet (11) are formed in the upper part of the box body (1), and the air inlet (41) and the air outlet (11) are respectively positioned on the opposite sides of the box body (1); the air inlet (41) is connected with the main air inlet duct (4);

a plurality of filter cylinders (7) which are uniformly distributed are arranged in the box body (1), and the filter cylinders (7) are positioned below the main air inlet duct (4); an air inlet channel (5) is formed between every two filter cartridges (7), and the air inlet channel (5) is communicated with the main air inlet channel (4);

the top of each filter cylinder (7) is provided with an air return duct (71), and the air return duct (71) is communicated with the air outlet (11).

2. The upper intake air filter dust collector of claim 1, wherein: a pulse ash removal device is arranged in the box body (1), and comprises a blowing pipe (3), an electromagnetic pulse valve (9) and an air bag (6); the blowing pipe (3) is arranged in the box body (1), and the blowing pipe (3) extends to the outer side of the box body (1) and is connected with the air bag (6) through the electromagnetic pulse valve (9).

3. The upper intake air filter dust collector of claim 2, wherein: the blowing pipe (3) is provided with a plurality of nozzles (31), and each nozzle (31) corresponds to the outlet center of each filter cartridge (7) one by one.

4. The upper air intake filter dust collector of claim 1, wherein: the ash collecting hopper (2) comprises an ash collecting chamber (23) and an ash outlet (22); and the ash outlet (22) is connected with a blanking flap valve (21).

5. The upper intake air filter dust collector of claim 4, wherein: the ash discharging port (22) is movably connected with a baffle (24), the blanking flap valve (21) is movably provided with a balance weight rod (25), and one end of the balance weight rod (25) is connected with one end of the baffle (24).

6. The upper intake air filter dust collector of claim 1, wherein: the top of the box body (1) is provided with a cover plate (12).

7. The upper intake air filter dust collector of claim 6, wherein: and a handle (13) is arranged on the cover plate (12).