CN211314426U - Air filter in refractory material workshop - Google Patents

Abstract

The utility model relates to an air cleaner in refractory material workshop, including the filter cartridge, filter cartridge upper portion is equipped with the tower cap, is equipped with the inlet port in the tower cap, is equipped with the bullet net on the inlet port, and the filter cartridge right side is equipped with the swirl air pump, and swirl air pump below is equipped with high-pressure gas holder, and high-pressure gas holder left side is equipped with the low pressure gas holder, is equipped with even pipe between high-pressure gas holder and the low pressure gas holder, is equipped with filter and relief pressure valve on even pipe in proper order, and the upper and lower end of high-pressure. The utility model discloses an elastic net and a plurality of inserted sheet filter screen get into high-pressure gas holder after filtering the air that gets into many times, rethread relief pressure valve with gaseous pressure reduction after and filter conveying to the low pressure gas holder for the fork truck air feed, guarantee that fork truck inspiratory air is clean, guarantee simultaneously that the gas of supplying with is even and tolerance is sufficient, this device simple structure, it is convenient to maintain, filters the effectual of dust, and the maintenance cost is lower.

Description

Air filter in refractory material workshop

Technical Field

The utility model belongs to the technical field of dust filter, in particular to air cleaner in refractory material workshop.

Background

With the rapid development of industrial production, the demand of magnesia carbon bricks is increasing worldwide. The magnesia carbon brick is made by stirring and stamping refractory powder with a certain proportion. The dust pollution range of the previous magnesia carbon brick production enterprises is large, and the dust can pollute more than several kilometers. With the attention on environmental protection and the improvement of industrial technology in recent years, dust pollution of magnesia carbon brick production enterprises is controlled in a small range. Because the powder can all be produced and processed to the stirring production line of broken production line, powder and the punching production line of powder in the workshop of magnesia carbon brick, so the dust content in the workshop is still great, though adopted some workshop factory building that have dust removal function to produce now, nevertheless make the source that the dust soared and still soar the dust, so can be difficult to avoid a large amount of dusts in the workshop in the air.

Generally, finished bricks produced in a magnesia carbon plant are generally transported by a forklift, which is driven by fuel oil power and needs to suck and discharge air. The traditional self-contained air filter is not suitable for occasions with large dust concentration, and is difficult to prevent the invasion of dust; the air inflow of an engine of the forklift is insufficient due to the fact that filtering is often thickened, fuel oil is not sufficiently combusted, and power of the forklift is affected to a certain degree.

SUMMERY OF THE UTILITY MODEL

The invention provides an air filter for a refractory workshop, which aims to solve the technical problems that the workshop forklift engine with large dust has large dust content in sucked air and the air intake of the sucked air of the engine is insufficient.

The utility model provides a technical scheme that above-mentioned technical problem took is: the air filter for the refractory material workshop is structurally characterized by comprising a filter box, wherein a tower cap is arranged on the upper portion of the filter box, an air inlet is formed in the tower cap, an elastic net is arranged on the air inlet, a vortex air pump is arranged on the right side of the filter box, a high-pressure air storage tank is arranged below the vortex air pump, a low-pressure air storage tank is arranged on the left side of the high-pressure air storage tank, a connecting pipe is arranged between the high-pressure air storage tank and the low-pressure air storage tank, a filter and a pressure reducing valve are sequentially arranged on the connecting pipe, the high-pressure air storage tank is connected.

Further, be equipped with the ladder mouth on the filter cartridge, be equipped with the inserted sheet filter screen in the ladder mouth, the bolted connection is connected behind the inserted sheet filter screen inserted the ladder mouth, and the clearance department that forms between inserted sheet filter screen and the ladder mouth is equipped with the sealing strip.

Further, a pneumatic switch is arranged on the high-pressure gas storage tank and electrically connected with the vortex pump.

Furthermore, a corrugated pipe is arranged on the low-pressure gas storage tank.

Further, the through-flow diameter of the pressure reducing valve is larger than or equal to the inner diameter of the corrugated pipe.

Furthermore, the tower cap is connected with an air inlet pipe of the vortex air pump through a filter box by adopting a bolted flange type passage, an air outlet pipe of the vortex air pump is communicated with the high-pressure air storage tank by adopting a bolted flange type passage, and the high-pressure air storage tank is sequentially communicated with a connecting pipe, a filter, a pressure reducing valve, a low-pressure air storage tank and a corrugated pipe through pipelines.

The utility model has the advantages that: the utility model adopts the elastic net and the plurality of inserting piece filtering nets to filter the entering air for a plurality of times, the vortex air pump can pressurize the entering space and store high-pressure air through the high-pressure air storage tank, and the air can be ensured to be smoothly sucked under the condition of multi-sealing; the high-pressure gas storage tank reduces the pressure of gas through the pressure reducing valve and then filters and conveys the gas to the low-pressure gas storage tank, and the low-pressure gas storage tank is connected with a gas inlet pipe of the forklift, so that the cleanness of the air sucked by the forklift is ensured, and the uniformity and the sufficient gas quantity of the supplied gas are ensured. The device has the advantages of simple structure, convenient maintenance, good dust filtering effect and lower maintenance cost.

Drawings

Fig. 1 is a schematic front view of the present invention;

fig. 2 is a left side view structure diagram of the present invention;

FIG. 3 is a left side schematic view of the filter cassette of the present invention;

fig. 4 is a schematic front view of an embodiment of the invention;

in the figure: the device comprises a filter box 1, a step opening 11, a filter screen 12 inserting pieces, a sealing strip 13, a tower cap 2, an air inlet 21, a popup screen 22, a vortex air pump 3, a high-pressure air storage tank 4, a pneumatic switch 41, a low-pressure air storage tank 5, a corrugated pipe 51, a connecting pipe 6, a filter 61, a pressure reducing valve 62 and a connecting seat 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The components of the embodiments of the present invention, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by the person skilled in the art without creative work belong to the protection scope of the present invention.

As an example, as shown in fig. 1, 2, 3 and 4, an air cleaner for a refractory plant, the structure is characterized by comprising a filtering box 1, wherein the filtering box 1 is a square box made of metal, a plurality of step openings 11 can be uniformly and vertically distributed on the filtering box 1, an inserting sheet filtering net 12 can be arranged in each step opening 11, the inserting sheet filtering net 12 can be inserted into each step opening 11 and is in groove type sliding connection, a sealing strip 13 can be arranged at a gap formed between the inserting sheet filtering net 12 and each step opening 11 for sealing, airflow is ensured to pass through the inserting sheet filtering net 12, the inserting sheet filtering net 12 can be supported by an external metal framework and is lined with a paper or other material sheet filtering net, the sheet of the inserting sheet filtering net 12 can be in corrugated type distribution, a blocking piece can be welded on the outer side of the inserting sheet filtering net 12, and the inserting sheet filtering net 12 can be inserted into the step openings 11 and then is in bolted connection with the filtering box 1 after the external blocking piece. The upper part of the filter box 1 can be provided with a hemispherical tower cap 2, the tower cap 2 is bolted with the filter box 1 by adopting three vertical iron sheets, an air inlet 21 can be arranged between the lower part of the tower cap 2 and the filter box 1, the air inlet 21 can be connected with the filter box 1 by adopting a round metal pipe in a threaded manner, the external port of the metal pipe of the air inlet 21 can be covered with an elastic net 22 made of elastic fiber cloth, the elastic net 22 can be connected with the metal pipe of the air inlet 21 by tying through an iron wire or a round buckle, in practical application, because the dust content in the refractory material production workshop is extremely high, the dust accumulated on the elastic net 22 is the most, the dust on the surface of the elastic net 22 can be manually cleaned and removed, can make most dust obtain the guard action before the primary filtration, inlet port 21 and filter cartridge 1 can form the gaseous passageway of filtration, guarantee that the dust air that is got into can obtain filtering. The right side of filter cartridge 1 can communicate with 3 pipelines of swirl air pump, 3 below of swirl air pump can be equipped with the high pressure gas holder 4 that the metal sheet welding was made, can be equipped with air pressure switch 41 on the high pressure gas holder 4, electric connection can be carried out with swirl air pump 3 to air pressure switch 41, air pressure switch 41 closure and linkage swirl air pump 3 carry out pressure boost work when being less than 3Mpa in the high pressure gas holder 4, air pressure switch 41 disconnection and linkage swirl air pump 3 stop work when equaling 6Mpa in the high pressure gas holder 4, swirl air pump 3 restarts when air pressure in the high pressure gas holder 4 falls to below 3Mpa from 6 Mpa. The left side of the high-pressure gas storage tank 4 can be provided with a low-pressure gas storage tank 5, the low-pressure gas storage tank 5 can be provided with a corrugated pipe 51, the corrugated pipe 51 can be made of an external rubber material and internally provided with a steel lining, and the corrugated pipe 51 can be communicated with a gas inlet pipe pipeline of a forklift engine. A connecting pipe 6 can be arranged between the high-pressure gas storage tank 4 and the low-pressure gas storage tank 5, a filter 61 and a pressure reducing valve 62 can be sequentially arranged on the connecting pipe 6, the filter 61 can use a filter of Malle brand, the high-pressure gas storage tank 4 can be connected with the low-pressure gas storage tank 5 through the connecting pipe 6 by a pipeline, the filter 61 used by the round engine can filter the gas into the low-pressure gas storage tank 5 for the second time, the pressure reducing valve 62 can ensure that the gas pressure in the low-pressure gas storage tank 5 is lower than the gas pressure in the high-pressure gas storage tank 4 to ensure the smooth circulation of the gas due to different pressures, the gas pressure in the low-pressure gas storage tank 5 is 2Mpa, when the low-pressure gas storage tank 5 supplies gas to the forklift engine through the corrugated pipe 51, the high-pressure gas storage tank 4 can stably convey stable gas inlet pressure to the low-pressure gas storage tank 5, the smooth flow of the air flow is ensured. The upper end and the lower end of the high-pressure gas storage tank 4 and the low-pressure gas storage tank 5 can be respectively provided with a connecting seat 7, the upper connecting seat 7 and the lower connecting seat 7 can adopt the form that an upper clamping plate and a lower clamping plate are connected through a bolt rod to tightly press the high-pressure gas storage tank 4 and the low-pressure gas storage tank 5, the upper end of the connecting seat 7 above the upper connecting seat can be respectively bolted and connected with the filter box 1 and the vortex air pump 3, and the connecting seat 7 below the upper connecting seat can be tightly connected with the surface.

In the embodiment of the utility model, as shown in fig. 1 and 4, tower cap 2 can adopt the access connection of bolted flange formula through filter cartridge 1 and the intake pipe of swirl air pump 3, and the outlet duct of swirl air pump 3 can be connected with high-pressure gas holder 4 welded connection or flange formula bolted connection, and high-pressure gas holder 4 can carry out the pipeline intercommunication with connecting pipe 6, filter 61, relief pressure valve 62, low pressure gas holder 5 and bellows 51 in proper order. Air that contains the dust in the refractory material workshop gets into from the inlet port 21 of tower cap 2, discharges to the air inlet of fork truck's engine by bellows 51 at last, and the air current is supplied with stably, and the air current circulation is smooth and easy, and the effect of filtering the dust is fabulous simultaneously, and the maintenance of bullet net 22 and inserted sheet filter screen 12 and filter 61 is comparatively convenient, and the maintenance cost is lower, and the effectual of filtering the dust.

The utility model adopts the elastic net 22 and the plurality of inserting piece filter screens 12 to filter the entering air for a plurality of times, the vortex air pump 3 can pressurize the entering space and store the high-pressure air through the high-pressure air storage tank 4, and the air can be ensured to be smoothly sucked under the condition of multi-sealing; high pressure gas holder 4 passes through pressure reduction valve 62 with the pressure reduction back of gas and filtration conveying to low pressure gas holder 5, low pressure gas holder 5 again with fork truck's intake-tube connection, guarantee that fork truck inspiratory air is clean, guarantee simultaneously that the gaseous even and tolerance of supplying with is sufficient, this device simple structure, it is convenient to maintain.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be dominated by the protection scope of the claims.

Claims (6)

1. An air cleaner in a refractory workshop, characterized in that: the filter comprises a filter box, wherein a tower cap is arranged on the upper part of the filter box, an air inlet is arranged in the tower cap, an elastic net is arranged on the air inlet, a vortex air pump is arranged on the right side of the filter box, a high-pressure air storage tank is arranged below the vortex air pump, a low-pressure air storage tank is arranged on the left side of the high-pressure air storage tank, a connecting pipe is arranged between the high-pressure air storage tank and the low-pressure air storage tank, a filter and a pressure reducing valve are sequentially arranged on the connecting pipe, the high-pressure.

2. A refractory plant air cleaner as in claim 1, wherein: the filter cartridge is provided with a stepped port, an inserting sheet filter screen is arranged in the stepped port, the inserting sheet filter screen is bolted and connected after being inserted into the stepped port, and a sealing strip is arranged in a gap formed between the inserting sheet filter screen and the stepped port.

3. A refractory plant air cleaner as in claim 1, wherein: and the high-pressure gas storage tank is provided with a gas pressure switch, and the gas pressure switch is electrically connected with the vortex air pump.

4. A refractory plant air cleaner as in claim 1, wherein: the low-pressure gas storage tank is provided with a corrugated pipe.

5. A refractory plant air cleaner as in claim 1, wherein: the through-flow diameter of the pressure reducing valve is larger than or equal to the inner diameter of the corrugated pipe.

6. A refractory plant air cleaner as in claim 1, wherein: the tower cap is connected with an air inlet pipe of the vortex air pump through a filter box by adopting a bolted flange type passage, an air outlet pipe of the vortex air pump is communicated with the high-pressure air storage tank by adopting a bolted flange type passage, and the high-pressure air storage tank is sequentially communicated with a connecting pipe, a filter, a pressure reducing valve, a low-pressure air storage tank and a corrugated pipe through pipelines.

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