CN211069529U

CN211069529U - Feed bin dust collector

Info

Publication number: CN211069529U
Application number: CN201921982468.XU
Authority: CN
Inventors: 赵勇
Original assignee: Gucheng Shanshui Cement Co ltd
Current assignee: Gucheng Shanshui Cement Co ltd
Priority date: 2019-11-16
Filing date: 2019-11-16
Publication date: 2020-07-24
Anticipated expiration: 2029-11-16

Abstract

The utility model relates to a dust removal recovery device, in particular to a dust removal device for a feed bin, which comprises a dust removal chamber, a dust collector and a suction fan, wherein the suction fan is connected between the dust removal chamber and the dust collector, and the suction fan can pump the air in the dust removal chamber into the dust collector; an air suction opening and a feed inlet are formed in the dust chamber, and a chute is communicated and arranged below the dust chamber. Utilize pumping blower's pumping effect, can form the negative pressure in the clean room to in sending the raise dust in the feed bin to the clean room from the feed inlet pumping, most raise dust takes place to subside under the effect of gravity, thereby fall to the elephant trunk in, directly retrieve to the feed bin in, another part raise dust is collected by the dust collector in following the wind entering dust collector, consequently, can reduce the load of dust collector by a wide margin, saving equipment cost.

Description

Feed bin dust collector

Technical Field

The utility model relates to a dust removal recovery plant, in particular to feed bin dust collector.

Background

In the process of processing and manufacturing cement, the last step is to convey the ground cement powder to a storage bin, store the ground cement powder in the storage bin and wait for bagging or loading.

The feed bin is at the in-process of feeding, generally all is in negative pressure state, and the fan is used to pump negative pressure from the top of feed bin promptly on the limit, and the material is carried to the feed bin in from the feed inlet on the limit, is favorable to in the material smoothly enters into the feed bin, reduces the possibility of putty. The in-process raise dust of cement material in carrying to the feed bin is great, and the negative pressure at feed bin top can be taken out a large amount of raise dusts together and leaves, takes out the raise dust after leaving and can collect through the dust collector, later carries to the feed bin in through pnematic chute or screw conveyer.

The prior art has the defects that the dust collector is relatively heavy in load due to the fact that much dust is extracted from the top of the storage bin.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a feed bin dust collector can reduce the load of dust collector.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a dust removal device for a feed bin comprises a dust removal chamber, a dust collector and a suction fan, wherein the suction fan is connected between the dust removal chamber and the dust collector, and the suction fan can be used for sucking air in the dust removal chamber into the dust collector; an air suction opening and a feed inlet are formed in the dust chamber, and a chute is communicated and arranged below the dust chamber.

Through adopting above-mentioned technical scheme, utilize the pumping effect of pumping fan, can form the negative pressure in the clean room to in sending the raise dust in the feed bin to the clean room from the feed inlet, most raise dust takes place to subside under the effect of gravity, thereby fall to the elephant trunk in, directly retrieve to the feed bin in, in another part raise dust gets into the dust collector along with the wind, is collected by the dust collector, consequently, can reduce the load of dust collector by a wide margin, saving equipment cost.

The utility model discloses further set up to: the inlet scoop is located the top of clean room, and the feed inlet is located the lateral wall of clean room.

Through adopting above-mentioned technical scheme, the air current of clean room in the space of feed inlet below flows slower, is favorable to the raise dust to subside in the clean room, promotes the raise dust of clean room and subsides efficiency, further reduces the load of dust collector.

The utility model discloses further set up to: and an air filtering plate is arranged between the feed inlet and the air suction opening, the air filtering plate is fixedly connected with the side wall of the dust chamber, and filter cloth is fixedly arranged on the air filtering plate.

Through adopting above-mentioned technical scheme, the raise dust that gets into in the inlet scoop can be filtered by the windbreaker at the in-process that gets into the inlet scoop to reduce the volume that gets into the intraoral raise dust of inlet scoop, reach the purpose that further reduces dust collector load.

The utility model discloses further set up to: the wind filtering plate is fixedly provided with a vibration motor.

Through adopting above-mentioned technical scheme, intermittent type nature starts vibrating motor, can shake off the dust of remaining on straining the aerofoil, reaches the purpose of clearance, promotes the filter effect who strains the aerofoil, also is convenient for collect the raise dust.

The utility model discloses further set up to: strain the aerofoil including main aerofoil and side and strain the aerofoil, main aerofoil level or slope setting of straining, the aerofoil fixed connection is strained at main one end of straining the aerofoil and keeping away from the feed inlet to the side, and the aerofoil slope sets up downwards is strained to the side.

Through adopting above-mentioned technical scheme for along with the wind raise dust from feed inlet to inlet scoop can filter the aerofoil through main aerofoil and side as much as possible, can promote the filtration efficiency who filters the aerofoil.

The utility model discloses further set up to: one side wall of the chute is a vertical side wall, and the side wall opposite to the vertical side wall is an inclined side wall.

Through adopting above-mentioned technical scheme, the raise dust that subsides in the dust removal chamber, most can subside to the lateral wall of elephant trunk on, and set up vertical lateral wall and slope lateral wall then can guarantee that the gradient of slope lateral wall is less to reduce the speed that the raise dust subsides back edge slope lateral wall gliding, reduce the possibility of secondary raise dust.

The utility model discloses further set up to: the bottom of the dust chamber is smoothly transited and sunken towards the position of the chute.

Through adopting above-mentioned technical scheme, can follow the raise dust that subsides in the clean room bottom as much as possible and slide to the elephant trunk in, promote the collection efficiency of elephant trunk.

The utility model discloses further set up to: the lowermost end of the chute is a recovery pipe which is spirally arranged.

Through adopting above-mentioned technical scheme, can reduce the speed of the material that flows out in the recovery pipe, especially the speed of material in vertical direction to reduce the impact nature of material to the interior material of feed bin after the material flows out from the recovery pipe, reduce the secondary raise dust.

To sum up, the utility model discloses following technological effect has:

1. by arranging the dust removing chamber between the bin and the dust collector, most of the raised dust can be settled in the dust removing chamber and directly recovered into the bin, so that the effect of reducing the load of the dust collector is achieved;

2. the dust filter plate is arranged in the dust chamber, so that the amount of raised dust entering the dust collector can be greatly reduced, and the load of the dust collector is reduced;

3. the recovery pipe through with the elephant trunk sets to the spiral, can reduce the material and retrieve the secondary raise dust that produces to the in-process of feed bin.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present embodiment;

FIG. 2 is a schematic view showing the interior structure of a dust chamber.

In the figure, 1, a dust chamber; 11. an air suction opening; 12. a feed inlet; 13. a chute; 131. a vertical sidewall; 132. an inclined side wall; 133. a recovery pipe; 14. a wind filtering plate; 141. a primary air filter plate; 142. a side wind-filtering plate; 143. a vibration motor; 2. a dust collector; 3. pumping a fan; 9. a storage bin.

Detailed Description

As shown in fig. 1, the utility model provides a feed bin dust collector sets up the top at feed bin 9, including clean room 1, dust collector 2 and suction fan 3, suction fan 3 is connected between clean room 1 and dust collector 2, has seted up inlet scoop 11 and feed inlet 12 on the clean room 1, and the below intercommunication of clean room 1 is provided with elephant trunk 13, and feed inlet 12 passes through the pipeline and communicates with the top of feed bin 9, and elephant trunk 13 passes through the pipeline and communicates with feed bin 9, wherein sets up relevant fan on the pipeline of elephant trunk 13 and feed bin 9 intercommunication, and inlet scoop 11 and dust collector 2 communicate. Annotate the in-process of material in the feed bin 9, can produce a large amount of raise dusts, start pumping fan 3, utilize pumping fan 3 to form the negative pressure in clean room 1, pass through the pipeline with the raise dusts in the feed bin 9 and pump to the feed inlet 12 in, after the raise dusts get into in the clean room 1, most raise dusts take place to subside under the effect of gravity, thereby fall to in the elephant trunk 13, directly retrieve to the feed bin 9 in, another part raise dusts gets into dust collector 2 along with the wind in, be collected by dust collector 2, therefore, can reduce dust collector 2's load by a wide margin, and equipment cost is saved.

The dust collector 2 may be a bag dust collector or an electric dust collector.

As shown in fig. 1, the suction opening 11 is preferably disposed at the top of the dust chamber 1, the feed opening 12 is located on the sidewall of the dust chamber 1, and at this time, the flow of the airflow in the space below the feed opening 12 of the dust chamber 1 is slow, which is beneficial to settling of the raised dust in the dust chamber 1, and the settling efficiency of the dust chamber 1 in the raised dust is improved, so that the amount of the raised dust sucked from the suction opening 11 is reduced, and the load of the dust collector is further reduced.

As shown in fig. 2, an air filter plate 14 is further disposed between the feed inlet 12 and the suction inlet 11, the air filter plate 14 is fixedly connected to a side wall of the dust chamber 1, and filter cloth is fixedly disposed on the air filter plate 14. When part of the raised dust floats to the air suction opening 11 from the feed inlet 12, most of the raised dust passes through the filtering air plate 14 along with the wind, falls to the bottom of the dust removal chamber 1 after being filtered by the filtering air plate 14, and finally enters the chute 13, so that the amount of the raised dust entering the air suction opening 11 is reduced, and the purpose of further reducing the load of the dust collector 2 is achieved.

As shown in fig. 2, the air filtering plate 14 includes a main air filtering plate 141 and a side air filtering plate 142, the main air filtering plate 141 is disposed horizontally or obliquely, the side air filtering plate 142 is fixedly connected to one end of the main air filtering plate 141 far away from the feed port 12, and the side air filtering plate 142 is disposed obliquely and downwardly. At this time, the dust flying from the inlet 12 to the inlet 11 with the wind can pass through the main wind filtering plate 141 and the side wind filtering plate 142 as much as possible, and the filtering efficiency of the wind filtering plate 14 can be improved.

As shown in fig. 2, a vibrating motor 143 can be further fixedly arranged on the air filtering plate 14, and the vibrating motor 143 is intermittently started, so that dust remaining on the air filtering plate 14 can be shaken off, the cleaning purpose is achieved, the filtering effect of the air filtering plate 14 is improved, and the raised dust can be conveniently collected.

As shown in fig. 2, the bottom of the dust chamber 1 is recessed towards the position of the chute 13 in a smooth transition manner, so that it is convenient to ensure that the raised dust settled at the bottom of the dust chamber 1 slides into the chute 13 as much as possible, and the collection efficiency of the chute 13 is improved.

Can also set up one side wall of elephant trunk 13 into vertical side wall 131, the relative lateral wall of vertical side wall 131 sets up to slope lateral wall 132, like this, the raise dust of subsiding in clean room 1, most can subside to the lateral wall of elephant trunk 13 on, and it is less to set up vertical side wall 131 and slope lateral wall 132 and then can guarantee that the slope of slope lateral wall 132 is less to reduce the speed that the raise dust subsides back edge slope lateral wall 132 gliding, reduce the possibility of secondary raise dust.

As shown in fig. 2, in order to further reduce the secondary dust emission, the lowest end of the chute 13 may be provided with a recovery pipe 133, and the recovery pipe 133 is spirally provided. After setting up like this, can reduce the speed of the material that flows out in the follow recovery pipe 133, especially the speed of material on vertical direction to reduce the impact nature of material to material in the feed bin 9 after the material flows out from recovery pipe 133, reduce the secondary raise dust.

The working process of the embodiment is as follows:

in the process of injecting materials into the bin 9, starting the pumping fan 3, forming negative pressure in the dust chamber 1 by using the pumping fan 3, sucking and conveying the raised dust in the bin 9 into the dust chamber 1 from the feed inlet 12, settling most of the raised dust in the dust chamber 1, and directly recovering the raised dust into the bin 9 from the chute 13; the other part of the raised dust follows the air flow, firstly passes through the air filtering plate 14, then most of the raised dust is filtered, and then enters the dust collector 2 from the air suction port 11 to carry out the final dust collection operation.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The dust removal device for the feed bin is characterized by comprising a dust removal chamber (1), a dust collector (2) and a pumping fan (3), wherein the pumping fan (3) is connected between the dust removal chamber (1) and the dust collector (2), and the pumping fan (3) can pump air in the dust removal chamber (1) into the dust collector (2); an air suction opening (11) and a feed inlet (12) are formed in the dust chamber (1), and a chute (13) is communicated below the dust chamber (1).

2. A dedusting device for a feed bin according to claim 1, characterized in that the suction opening (11) is located at the top of the dedusting chamber (1) and the feed opening (12) is located in the side wall of the dedusting chamber (1).

3. The feed bin dust removal device of claim 2, wherein an air filter plate (14) is arranged between the feed inlet (12) and the air suction opening (11), the air filter plate (14) is fixedly connected with the side wall of the dust removal chamber (1), and filter cloth is fixedly arranged on the air filter plate (14).

4. A dust removing device for a feed bin according to claim 3, wherein the vibration motor (143) is fixedly arranged on the air filtering plate (14).

5. The feed bin dust removal device of claim 3, wherein the air filter plate (14) comprises a main air filter plate (141) and a side air filter plate (142), the main air filter plate (141) is horizontally or obliquely arranged, the side air filter plate (142) is fixedly connected to one end, away from the feed port (12), of the main air filter plate (141), and the side air filter plate (142) is obliquely and downwardly arranged.

6. A feed bin dedusting apparatus as claimed in claim 1, wherein one side wall of the chute (13) is a vertical side wall (131) and the opposite side wall of the vertical side wall (131) is an inclined side wall (132).

7. A dust removal device for a feed material silo according to claim 6, characterized in that the bottom of the dust removal chamber (1) is smoothly transitionally concave towards the location of the chute (13).

8. A dust-catcher as claimed in claim 6, characterized in that the lowermost end of the chute (13) is a recovery tube (133), said recovery tube (133) being arranged helically.