CN211963419U

CN211963419U - Cement transfer device

Info

Publication number: CN211963419U
Application number: CN202020511615.1U
Authority: CN
Inventors: 熊斌; 张洪; 刘健; 谭军
Original assignee: Yibin Steel Cat Technology Co ltd
Current assignee: Yibin Steel Cat Technology Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-11-20
Anticipated expiration: 2030-04-09

Abstract

The utility model discloses a cement moves storehouse device, including the dust removal box, the dust removal box in be provided with filter chamber and clean room, the clean room is located the filter chamber directly over, and both cut off through the filter, be provided with the dirt gas port on the lateral wall of filter chamber, the lower extreme is provided with the bin outlet, the bin outlet sets up a closed valve, be provided with the air purification mouth on the lateral wall of clean room, air purification mouth pipe connection is to exhaust fan's air intake. The dust air port of the device is communicated with the feed opening of the cement silo, cement blocked at the feed opening is pumped out through negative pressure, and workers only need to operate a machine outside the silo, so that compared with manual treatment, the device has no danger basically, and the life safety and the body health of the workers are ensured; this device sets up sack filter equipment, and cement stays the filter chamber, and the collection is at the dust collection chamber of below, takes cement out through arranging the material fan at last, can not the polluted environment, has guaranteed staff's operational environment's cleanness.

Description

Cement transfer device

Technical Field

The utility model relates to the technical field of machinery, concretely relates to cement moves storehouse device.

Background

Because the cement in the cement silo is powder, after the cement silo is used for a period of time, the powder of the cement is easy to adhere to the silo wall to form silo wall hanging materials, and the attachments become thicker and thicker along with the increase of the time, so that the volume of the cement silo is reduced, namely the use efficiency of the cement silo is lowered. Sometimes, the cement powder can automatically fall off to form blocks or sheets with different sizes, and the blocks or sheets are mixed in the cement powder in the process of cleaning the cement warehouse, part of the cement warehouse can not be discharged due to the blockage of the discharge opening, the accumulated materials in the warehouse are too many, the traditional discharging mode adopts the manual work to enter the discharge opening pressure reducing cone and get through the blocked discharge opening, so the operation danger coefficient is too high, and due to the problems of narrow inlet and outlet channels, the conditions in the pressure reducing cone are complex, the temperature is high, the dust raising is heavy, the oxygen content is low and the like, the safety of workers in cleaning the warehouse can not be guaranteed, and safety accidents.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cement moves storehouse device for when the long-pending material of current processing cement storehouse feed opening department blockked up, adopt the problem that inefficiency, danger coefficient that artifical processing leads to are high.

In order to realize the above-mentioned purpose, the technical scheme of the utility model cement moves storehouse device, including the dust removal box, the dust removal box in be provided with filter chamber and clean room, the clean room is located the filter chamber directly over, and both cut off through the filter, be provided with the dirt gas port on the lateral wall of filter chamber, the lower extreme is provided with the bin outlet, the bin outlet sets up a closed valve, be provided with the air purification mouth on the lateral wall of clean room, the air intake of air exhaust fan is connected to the air purification mouth pipeline.

The filter comprises a partition plate, a filtering port arranged on the partition plate, and a filter bag suspended below the partition plate and wrapping the filtering port, wherein the filter bag is arranged in the filter chamber.

The side wall of the cleaning chamber is also provided with an air blowing opening, the air blowing opening is connected to an air blowing ash remover through a pipeline, the air blowing ash remover comprises an air compressor, an air bag, an electromagnetic valve and a controller, the air compressor is communicated with the air bag through the pipeline, the air bag is connected to the air blowing opening through the pipeline, the electromagnetic valve is arranged on the pipeline between the air bag and the air blowing opening, and the electromagnetic valve and the air compressor are both connected to the controller.

The dust removal box body is provided with a pressure gauge outside, and two detection ends of pressure gauge are located filter chamber and clean room respectively, and the output of pressure gauge is connected to the control appearance.

The filter is characterized in that a nozzle with an upper opening and a lower opening is arranged at the position of the filter port, the upper port of the nozzle is connected with the filter port, the lower port of the nozzle is communicated with the filter bag, and a channel in the nozzle is gradually reduced from the upper port to the lower port.

The lower end of the filtering chamber is provided with a funnel-shaped dust collecting chamber, the discharge port is positioned at the lowest end of the dust collecting chamber, and the dust air port is positioned above the dust collecting chamber.

The discharge opening is also connected with a feeding fan through a pipeline, and the sealing valve is arranged on the pipeline.

A frame is arranged in the filter bag, the outer wall of the frame is attached to the inner wall of the filter bag, the frame is spirally fixed below the partition plate, and the filter bag is wrapped outside the frame.

The filter bag is characterized in that a circular ring is fixed on the edge of the bag opening of the filter bag, a circle of convex cylinder is arranged at the position of the partition plate corresponding to the frame, the frame is in threaded connection with the convex cylinder, a circle of convex ring is arranged at the end, far away from the partition plate, of the convex cylinder, the outer diameter of the convex ring is consistent with that of the circular ring, the circular ring is sleeved on the frame and can be attached to the convex ring, and the convex ring and the circular ring are fixed through a clamp.

The utility model has the advantages of as follows:

(1) the dust air port of the device is communicated with the feed opening of the cement silo, cement blocked at the feed opening is pumped out through negative pressure, and workers only need to operate a machine outside the silo, so that compared with manual treatment, the device has no danger basically, and the life safety and the body health of the workers are ensured;

(2) the device is provided with the cloth bag filtering device, air is pumped out of the cleaning chamber by the exhaust fan, cement is left in the filtering chamber and is gathered in the dust collecting cavity below, and finally the cement is pumped out by the discharge fan, so that the cement does not enter the air in the whole discharge process, the environment is not polluted, and the cleanness of the working environment of workers is ensured;

(3) the device is provided with a blowing ash removal system, when air is difficult to be pumped out of the cloth bag, namely cement is attached to the outer wall of the cloth bag, the pressure intensity of a cleaning chamber is different from that of a filter chamber, a pressure gauge is arranged to test the pressure intensity in the two chambers, when the pressure intensity difference reaches a set value, the blowing ash removal system is started, high-pressure air is blown into the cleaning chamber, so that the high-pressure air enters the cloth bag, and dust on the cloth bag is blown off and shaken off;

(4) a frame is arranged in the cloth bag, so that the cloth bag is prevented from being deformed due to pressure intensity to form blockage, and the blowing ash removal system is started by mistake;

(5) the cleaning chamber is communicated with the filter bag through a nozzle, and the horn hole is gradually thinned, so that when air rushes out of the nozzle and enters the filter bag, the impact force is very large, and the ash removal effect is better;

(6) the frame passes through the thread tightening, and the sack passes through the clamp installation, conveniently dismantles maintenance or change.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic structural view of example 2;

FIG. 3 is a schematic structural view of embodiment 3;

FIG. 4 is a schematic structural view of example 4;

FIG. 5 is a schematic structural view of example 5;

FIG. 6 is a schematic view showing the structure among the filter bag, the frame and the partition in example 6;

FIG. 7 is a schematic structural view of a frame in example 6;

FIG. 8 is a sectional view at the frame, filter bag and partition in example 7.

Detailed Description

The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example 1

As shown in fig. 1, the cement silo-moving device comprises a dust-removing box body 1, wherein a filtering chamber 101 and a cleaning chamber 102 are arranged in the dust-removing box body 1, the cleaning chamber 102 is positioned right above the filtering chamber 101 and is separated by a filter 2, a dust air port 103 is arranged on the side wall of the filtering chamber 101, a material outlet 104 is arranged at the lower end of the filtering chamber 101, a sealing valve 108 is arranged at the material outlet 104, a clean air port 105 is arranged on the side wall of the cleaning chamber 102, and the clean air port 105 is connected to an air inlet of an exhaust fan 3 through a pipeline.

The filter 2 comprises a partition plate 201, a filter opening 202 arranged on the partition plate 201, and a filter bag 203 which is hung below the partition plate 201 and wraps the filter opening 202, wherein the filter bag 203 is arranged in the filter chamber 101.

The lower end of the filtering chamber 101 is provided with a funnel-shaped dust collecting chamber 107, the discharge opening 104 is located at the lowest end of the dust collecting chamber 107, and the dust air opening 103 is located above the dust collecting chamber 107.

In the device, the space in the dust removing box body 1 is divided into two parts by a partition plate 201, the filter chamber 101 is arranged right above the cleaning chamber 102, so the partition plate 201 is horizontally arranged, the partition plate 201 is provided with a plurality of filter openings 202, a filter bag 203 is arranged below each filter opening 202, the filter bag 203 is positioned in the filter chamber 101, the lower end of the filter chamber 101 is a dust collecting chamber 107, and the filter bag 203 does not enter the dust collecting chamber 107.

The dust gas port 103 enters the feed opening of the cement silo, and the size of the dust gas port 103 is matched with the feed opening, so that air is prevented from being pumped out of the silo, the exhaust fan 3 is started at this time, and the exhaust fan 3 is a Roots fan and has the advantages of being fast in starting and stable in working. The exhaust fan 3 extracts air from the clean room 102, negative pressure is formed in the clean room 102, the clean room 102 is communicated with the filter chamber 101, the filter chamber 101 is communicated with the feeding port of the cement silo through the dust port 103, so that the air at the feeding port enters the filter chamber 101 due to the negative pressure and then enters the clean room 102, but cement mixed in the air is blocked by the filter bag 203 and remains in the filter chamber 101, and the cement is finally gathered in the dust collection chamber 107.

When air is pumped out, the closed valve 108 is closed, after the air is pumped out, namely, more cement is accumulated in the dust collection cavity 107, the closed valve 108 can be opened to discharge the cement, and the closed valve 108 adopts an electric butterfly valve. When the extraction is finished, the negative pressure is formed indoors, cement is difficult to fall from the discharge hole 104, the dust air port 103 can be firstly drawn out from the discharge hole, air enters the dust removal box body 1, the pressure is balanced, and the cement falls down due to gravity.

Example 2

As shown in fig. 2, in this embodiment, on the basis of embodiment 1, a blowing port 106 is further disposed on a side wall of the cleaning chamber 102, the blowing port 106 is connected to a blowing ash remover 4 through a pipeline, the blowing ash remover 4 includes an air compressor 401, an air bag 402, an electromagnetic valve 403 and a controller 404, the air compressor 401 is connected to the air bag 402 through a pipeline, the air bag 402 is connected to the blowing port 106 through a pipeline, the electromagnetic valve 403 is disposed on a pipeline between the air bag 402 and the blowing port 106, and both the electromagnetic valve 403 and the air compressor 401 are connected to the controller 404.

The reason for arranging the blowing ash remover 4 in the embodiment is as follows: since the filter bag 203 continuously blocks the cement dust from entering the clean room 102, the cement dust adheres to the outer wall of the filter bag 203, and when the cement dust is accumulated to a large extent, the filter holes of the filter bag 203 are blocked, so that air is difficult to enter the clean room 102 from the filter chamber 101, and thus, air is difficult to be sucked from the cement silo.

The blowing ash cleaner 4 is a prior art, the air compressor 401, the air bag 402, the electromagnetic valve 403 and the controller 404 are all in a common structure, the air compressor 401 pumps compressed air into the air bag 402, the air bag 402 is an aluminum air bag, when ash removal is needed, the electromagnetic valve 403 is opened, the compressed air can enter the cleaning chamber 102 and enter the filter bag 203 through the filter opening 202, the compressed air impacts the filter bag 203, thereby flushing cement ash attached to the filter bag 203 and enabling the filter holes of the filter bag 203 to be unblocked.

In this embodiment, the controller 404 mainly controls the electromagnetic valve 403, and the pulse controller with model number QHK-8D is adopted, and the electromagnetic valve 403 is started within a set time, and after compressed air enters the clean room 102, a signal is sent to the air compressor 401, and the air compressor 401 supplements the compressed air for the air bag 402.

Example 3

As shown in fig. 3, in this embodiment, on the basis of embodiment 2, a pressure gauge 5 is disposed outside the dust removing box, two detection ends of the pressure gauge 5 are respectively located in the filter chamber 101 and the clean chamber 102, and an output end of the pressure gauge 5 is connected to the controller 404.

The pressure gauge 5 is a pressure sensor, two detection ends respectively detect the filter chamber 101 and the clean chamber 102, when the filter bag is blocked, the pressure in the two chambers generates a difference value, when the difference value reaches a set value, a signal is sent to the controller 404, so that the ash cleaning procedure is started.

Example 4

As shown in fig. 4, in this embodiment, on the basis of embodiment 2, a nozzle 204 with an upper opening and a lower opening is disposed at the filtering port 202, an upper port of the nozzle 204 is connected to the filtering port 202, a lower port of the nozzle 204 is communicated to the filter bag 203, and a passage in the nozzle 204 gradually decreases from the upper port to the lower port. The structure of the nozzle 204 enables the air jetted from the nozzle 204 to have stronger impact force, and can well clean the cement dust attached on the filter bag 203.

Example 5

As shown in fig. 5, in this embodiment, based on embodiment 1, the discharge opening 104 is further connected to a feeding fan 6 through a pipeline, and the closing valve 108 is disposed on the pipeline. The falling of cement from the discharge opening 104 is only by gravity, which is slow and unreliable, and the cement may be retained in the dust collecting chamber 107 by stress, and the provision of a feeder fan 6 can reliably extract the cement quickly.

Example 6

As shown in fig. 6, in this embodiment, on the basis of embodiment 4, a frame 205 is disposed in the filter bag 203, an outer wall of the frame 205 is attached to an inner wall of the filter bag 203, the frame 205 is spirally fixed below the partition board 201, and the filter bag 203 is covered outside the frame 205.

In this embodiment, the frame 205 is used to support the filter bag 203, so as to prevent the filter bag 203 from being clung up due to the negative pressure, thereby preventing air from passing through. The frame 205 is fixed below the partition plate 201 through threads, the filter bag 203 is covered outside the frame 205, the filter bag and the frame 205 are in interference connection, no gap is left between the frame 205 and the frame 205, the filtering effect is guaranteed, only one thread head is left on the frame 205 and is arranged outside the filter bag 203, and the thread head is solid, so that the filter bag 203 and the frame 205 are seemingly integrated and can be integrally taken down from the partition plate 201, and the maintenance or the replacement is convenient.

Referring to fig. 7, the frame 205 is a frame whose outer wall is a hollow frame, and a screw head is provided at the upper end.

Example 7

As shown in fig. 8, in this embodiment, on the basis of embodiment 6, a circular ring 206 is fixed on a bag opening edge of the filter bag 203, a circle of convex cylinder 207 is arranged at a position of the partition 201 corresponding to the frame 205, the frame 205 is in threaded connection with the convex cylinder 207, a circle of convex ring 208 is arranged at an end of the convex cylinder 207 away from the partition 201, an outer diameter of the convex ring 208 is consistent with that of the circular ring 206, the circular ring 206 is sleeved on the frame 205 and can be attached to the convex ring 208, and the convex ring 208 and the circular ring 206 are fixed by a clamp 209.

Although the filter bag 203 is in interference connection with the frame 205, the connection mode is unreliable, and the filter bag 203 still falls down from the frame 205, so that the filtration failure is caused. And the filter bag 203 and the clapboard 201 are fixed, so that the filter bag 203 is difficult to fall off, and the filtration reliability is ensured.

The thickness of the circular ring 206 is increased by wrapping the circular ring 206 with the filter bag, but the thickness of the filter bag can be ignored in fact, and the increased thickness of the filter bag 206 enables the circular ring 206 to be attached to the clamp 209 more, and the filter bag 206 can also have the effect of a gasket.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. Cement moves storehouse device, its characterized in that, including dust removal box (1), dust removal box (1) in be provided with filter chamber (101) and clean room (102), clean room (102) are located filter chamber (101) directly over, and both cut off through filter (2), be provided with dirt gas port (103) on the lateral wall of filter chamber (101), the lower extreme is provided with bin outlet (104), bin outlet (104) set up one and seal valve (108), be provided with gas port (105) on the lateral wall of clean room (102), gas port (105) pipe connection is to the air intake of exhaust fan (3).

2. The cement silo-moving device of claim 1, wherein the filter (2) comprises a partition (201), a filter opening (202) arranged on the partition (201), and a filter bag (203) suspended below the partition (201) and wrapping the filter opening (202), wherein the filter bag (203) is arranged in the filter chamber (101).

3. The cement warehouse moving device according to claim 2, characterized in that a blowing port (106) is further arranged on the side wall of the cleaning chamber (102), the blowing port (106) is connected to the blowing ash remover (4) through a pipeline, the blowing ash remover (4) comprises an air compressor (401), an air bag (402), an electromagnetic valve (403) and a controller (404), the air compressor (401) is communicated to the air bag (402) through a pipeline, the air bag (402) is connected to the blowing port (106) through a pipeline, the electromagnetic valve (403) is arranged on a pipeline between the air bag (402) and the blowing port (106), and the electromagnetic valve (403) and the air compressor (401) are both connected to the controller (404).

4. Cement silo-moving device according to claim 3, characterized in that a pressure gauge (5) is arranged outside the dust-removing box (1), two detection ends of the pressure gauge (5) are respectively positioned in the filter chamber (101) and the clean chamber (102), and the output end of the pressure gauge (5) is connected to the control instrument (404).

5. The cement silo-moving device according to any one of claims 2 to 4, characterized in that a nozzle (204) with an upper opening and a lower opening is arranged at the filtering port (202), the upper port of the nozzle (204) is connected with the filtering port (202), the lower port of the nozzle (204) is communicated with the filtering bag (203), and the channel in the nozzle (204) is gradually reduced from the upper port to the lower port.

6. Cement silo shifting device according to claim 1, characterized in that the lower end of the filtering chamber (101) is provided with a funnel-shaped dust collecting chamber (107), the discharge opening (104) being located at the lowermost end of the dust collecting chamber (107), the dust opening (103) being located above the dust collecting chamber (107).

7. Cement silo-moving device according to claim 1, characterized in that the discharge opening (104) is further connected to a feeding fan (6) by means of a pipe, on which the closing valve (108) is arranged.

8. The cement silo-moving device as claimed in claim 2, wherein a frame (205) is arranged in the filter bag (203), the outer wall of the frame (205) is attached to the inner wall of the filter bag (203), the frame (205) is spirally fixed below the partition plate (201), and the filter bag (203) is covered outside the frame (205).

9. The cement silo-moving device according to claim 8, wherein a circular ring (206) is fixed on the edge of the bag mouth of the filter bag (203), a circle of convex cylinder (207) is arranged on the position of the partition plate (201) corresponding to the frame (205), the frame (205) is in threaded connection with the convex cylinder (207), a circle of convex ring (208) is arranged at the end of the convex cylinder (207) far away from the partition plate (201), the outer diameter of the convex ring (208) is consistent with that of the circular ring (206), the circular ring (206) can be attached to the convex ring (208) after being sleeved on the frame (205), and the convex ring (208) and the circular ring (206) are fixed through a clamp (209).