CN201632176U - Dry high efficiency dust collector - Google Patents

Abstract

The utility model discloses a dry-process high-efficiency dust collector, which comprises a main box body, the main box body is divided into two dust removal chambers, a cyclone dust removal chamber and a bag dust removal chamber by a partition, and a gas delivery port is arranged on the top of the partition board , the main box is provided with an air inlet, the air inlet is connected with the cyclone dust removal chamber, the cyclone dust removal chamber is provided with a plurality of cyclones, the bag dust removal chamber is provided with a plurality of filter bags, the main The top of the box is provided with an upper box, the upper box is connected with the bag dust removal room, one end of the upper box is provided with an air outlet, the cyclone dust removal room and the lower end of the bag dust removal room are equipped with an ash hopper , the lower end of each ash hopper is provided with an ash unloading valve. The utility model adopts two dry methods of cyclone and filter cloth bag to remove dust from the dusty gas, and has the advantages of high dust removal efficiency and long service life.

Description

Dry high efficiency dust collector

technical field

The utility model relates to a dry-process dust collector, in particular to a dry-process high-efficiency dust collector for dedusting dust-containing gas through a cyclone and a filter cloth bag.

Background technique

At present, there are many dust collectors with good dust removal effect, such as cyclone dust collector and bag dust collector. The multi-tube cyclone dust collector has a significant dust removal effect for removing large particles of dust, but it does not work for fine dust, while the bag filter has a good filtering effect for fine dust, but large particles of dust have a wear effect on the bag, It will affect the service life of the bag. It can be seen that it is a problem to be solved to design a dust collector that has dust removal effect on both large particle dust and fine dust.

Utility model content

The purpose of the utility model is to provide a dry high-efficiency dust collector, which has simple structure, high dust removal efficiency and long service life.

In order to achieve the above object, the utility model adopts the following technical solutions:

A dry-process high-efficiency dust collector is characterized in that it includes a main box body, which is divided into two chambers, a cyclone dust removal room and a bag dust removal room, by a partition, and a gas delivery port is arranged on the top of the partition board. The main box is provided with an air inlet, and the air inlet communicates with the cyclone dust removal chamber. The cyclone dust removal chamber is provided with a plurality of cyclones, and the bag dust removal chamber is provided with a plurality of filter bags. The main box The top of the body is provided with an upper box, the upper box is connected with the bag dust removal room, one end of the upper box is provided with an air outlet, and the cyclone dust removal room and the lower end of the bag dust removal room are equipped with an ash hopper. The lower end of each ash hopper is provided with an ash unloading valve.

A plurality of blowing devices may be provided on the top of the upper box, and the blowing devices are used to blow off the dust on the filter cloth bag.

An anti-blocking device and a material level gauge can be provided on the ash hopper.

In order to achieve a better dust removal effect, multiple filter bags in the bag filter chamber are arranged side by side and vertically. The cyclone dust-removing chamber is provided with a ladder-shaped pipe, one end of which is connected to the air inlet, and the other end of the ladder-shaped pipe is connected to the partition. The two cyclones are vertically arranged in a ladder shape corresponding to the ladder-shaped pipeline, the air inlet of the cyclone child is arranged in the ladder-shaped pipeline, and the air outlet and ash discharge port of the cyclone child are exposed outside the ladder-shaped pipeline .

The utility model has the advantages of:

The utility model has simple structure and long service life. The utility model adopts two dry methods of cyclone and filter bag to dedust the dust-containing gas. The cyclone located in the front stage removes large particle dust, and the filter bag located in the latter stage removes fine dust, so that the utility model The utility model has the advantage of high dust removal efficiency. Moreover, the cyclone in the front stage has a cooling effect on the large particles of dust with high heat, so that the temperature of the dust entering the filter bag will not be too high, which effectively protects the filter bag and prolongs the service life of the filter bag.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in detail.

As shown in FIG. 1 , the dry-process high-efficiency dust collector of the present invention includes a main box body 100 , and the main box body 100 is supported by a bracket 305 . The main box body 100 is divided into two chambers, a cyclone dust removal chamber 101 and a bag dust removal chamber 102, by a partition 103. The upper part of the partition board 103 is provided with a gas delivery port 104, and the main cabinet body 100 is provided with an air inlet. 105, the air inlet 105 communicates with the cyclone dust removal chamber 101, the cyclone dust removal chamber 101 is provided with a plurality of cyclones 106, and the bag dust removal chamber 102 is provided with a plurality of filter bags 107. The top of the main box 100 is provided with an upper box 200 , the upper box 200 communicates with the baghouse 102 , and one end of the upper box 200 is provided with an air outlet 202 . In practice, the air outlet 202 can be connected with the induced draft fan, and the induced draft fan is connected with the chimney. The lower end of the cyclone dust removal chamber 101 is provided with an ash hopper 301, the lower end of the ash hopper 301 is provided with a dust discharge valve 302, the lower end of the bag dust removal chamber 102 is provided with an ash hopper 303, and the lower end of the ash hopper 303 is provided with a dust discharge valve 304 .

In order to make the dust removal effect better, as shown in the figure, the cyclone dust removal chamber 101 is provided with a stepped pipe 108, one end of the stepped pipe 108 is connected with the air inlet 105, and the other end of the stepped pipe 108 is connected with the partition 103 Connected, a plurality of cyclones 106 in the cyclone dust removal chamber 101 are arranged vertically in a ladder shape corresponding to the stepped pipe 108, and the air inlet 1061 of the cyclone 106 is arranged in the stepped pipe 108, and the air inlet 1061 of the cyclone 106 The air outlet 1062 and the ash discharge port 1063 are exposed outside the stepped pipe 108 . In addition, a plurality of filter bags 107 in the baghouse 102 are arranged side by side and vertically. The number of cyclones 106 and filter bags 107 can be determined according to factors such as the amount of dusty gas, gas flow rate and the like.

In the actual design, as shown in the figure, the top of the upper box 200 can be provided with a plurality of blowing devices 201, and the blowing devices 201 are used to blow off the dust on the filter bag 107, so that the dust falls into the ash hopper 303.

As shown in Fig. 1, the working principle of the present utility model is:

Under the action of the induced draft fan, the dusty gas enters the stepped pipe 108 in the cyclone dust removal chamber 101 from the air inlet 105. In the stepped pipe 108, the dusty gas enters the cyclone 106 through the air inlet 1061, and the cyclone 106 filters out the large particles of dust in the dusty gas, and cools down the large particles of dust with high heat, so that the temperature of the dust entering the filter bag 107 will not be too high, effectively protecting the filter bag, and the filtered large particles The dust falls into the ash hopper 301 through the dust discharge port 1063 , and the dusty gas from which the large particles of dust have been filtered out is output from the gas outlet 1062 and enters the baghouse 102 through the gas delivery port 104 . In the bag dust removal room 102, the filter bag 107 filters out the fine dust, and the blowing device 201 sprays the filter bag 107 to blow off the fine dust on the filter bag 107, so that the fine dust falls into the ash hopper 303 and is removed. The clean gas from which fine dust has been filtered enters the upper box body 200, is output to the induced draft fan from the air outlet 202, and is discharged from the chimney through the induced draft fan. When the dust in the ash hoppers 301, 303 needs to be cleaned, it only needs to pass through the ash unloading valves 302, 304 respectively.

During actual application, an anti-blocking device (not shown) can be provided on the ash hoppers 301, 303, so that the dust will not block the ash delivery port of the ash hopper; not shown), so that the dust can be removed in time.

The utility model has simple structure and long service life. The utility model adopts two dry methods of cyclone and filter bag to dedust the dust-containing gas. The cyclone located in the front stage removes large particle dust, and the filter bag located in the latter stage removes fine dust, so that the utility model The utility model has the advantage of high dust removal efficiency. Moreover, the cyclone in the front stage has a cooling effect on the large particles of dust with high heat, so that the temperature of the dust entering the filter bag will not be too high, which effectively protects the filter bag and prolongs the service life of the filter bag.

The above are the preferred embodiments of the utility model and the technical principles used therefor. For those skilled in the art, without departing from the spirit and scope of the utility model, any technical solution based on the utility model Obvious changes such as basic equivalent transformations and simple replacements all fall within the protection scope of the present utility model.

Claims (6)

1. A dry-process high-efficiency dust collector, characterized in that: it includes a main box, which is divided into two chambers, a cyclone dust removal chamber and a cloth bag dust removal chamber, by a partition, and the top of the partition is provided with a gas delivery There is an air inlet on the main box, and the air inlet is connected with the cyclone dust removal chamber. The cyclone dust removal chamber is equipped with a plurality of cyclones, and the bag dust removal chamber is equipped with a plurality of filter bags. The top of the main box is provided with an upper box, and the upper box is connected with the bag dust removal room. One end of the upper box is provided with an air outlet, and the cyclone dust removal room and the lower end of the bag dust removal room are provided with a dust collector. Bucket, each ash bucket is provided with a discharge valve at the lower end. 2. The dry high-efficiency dust collector according to claim 1, characterized in that: the top of the upper box is provided with a plurality of blowing devices, and the blowing devices are used to blow off the dust on the filter bag. 3. The dry high-efficiency dust collector according to claim 1, characterized in that: the ash hopper is provided with an anti-blocking device. 4. The dry-process high-efficiency dust collector according to claim 1, characterized in that: the ash hopper is provided with a material level gauge. 5. The dry-process high-efficiency dust collector according to claim 1, characterized in that: the cyclone dust removal chamber is provided with a stepped pipe, one end of the stepped pipe communicates with the air inlet, and the stepped pipe The other end of the cyclone is connected to the partition, and the plurality of cyclones in the dust removal chamber of the cyclone are arranged vertically in a ladder shape corresponding to the stepped pipe, and the air inlet of the cyclone is arranged in the stepped pipe , the air outlet and ash discharge port of the cyclone are exposed outside the stepped pipe. 6. The dry high-efficiency dust collector according to claim 1 or 5, characterized in that: a plurality of filter bags in the bag filter chamber are arranged side by side and vertically.

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