KR102193296B1 - industrial dust collector - Google Patents

Abstract

The present invention relates to an industrial dust collector comprising: a crushing line for crushing and transferring raw materials; a hopper for collecting air containing harmful gas generated in the crushing line; and a dust collecting device coupled to the hopper to collect dust generated in the crushing line by spraying water at high pressure toward the crushing line. The dust collecting device comprises: a plurality of first spray nozzles forming a water film on the crushing line by vertically spraying water at high pressure and blocking the dust from being separated from the crushing line; and at least one of a plurality of second spray nozzles for blocking dust mixed with air flowing into an inlet of the hopper by spraying water at high pressure so that the water spraying direction is toward the inside of the inlet of the hopper. Accordingly, the size of the dust collector can be downsized.

Description

Industrial dust collector {industrial dust collector}

The present invention relates to an industrial dust collector, and more particularly, to a dust collector capable of improving work efficiency and product competitiveness by forming a water film to collect dust and dust generated during crushing and transport of raw materials.

Along with the improvement of living standards due to economic development, various environmental pollutions are emerging as serious social problems. Among these environmental pollution problems, a particular problem in recent years is the serious situation of air pollution due to stone dust, dust, and dust generated in large quantities when various raw materials are crushed in the steel industry, cement industry, and incinerators.

In general, in order to remove such generated dust, the steel industry, cement industry, incinerators, etc. are equipped with dust collectors that uniformly collect various dusts according to the filter material (filter), and filter media such as woven or non-woven fabrics are used inside the dust collector. It purifies and collects air containing a large amount of fine dust.

As a conventional dust collector technology, according to Korean Patent Application No. 10-2016-0178889, an industrial dust collector capable of improving filter cloth dust collection performance is provided. Referring to FIG. 1, the conventional technology is described in detail, and the conventional industrial dust collector 200 ′ includes a filter collector 210 ′, a plurality of pretreatment dust collector groups 220 ′, a process gas inlet pipe 224 ′, and a plurality of It includes a connection part 230'. The filter collector 210 ′ includes a main body 212 ′, a compressed air inlet pipe 214 ′, and a process gas discharge pipe 216 ′, as shown in FIG. 2. First, the main body 212' has a rectangular parallelepiped shape, removes dust from the processing gas, and includes a plurality of compartments 212, 212b, 212c' connected in parallel. In the prior art, a large amount of processing gas is efficiently processed by distributing and processing the pretreated processing gas in each compartment. Inside each compartment 212a, 212b, 212c', a plurality of filtering agents (filters 218') are provided. The process gas pretreated in the pre-treatment dust collector group 220' passes through a plurality of filter media 218' installed in each compartment 212a, 212b, 212c', so that fine dust contained in the process gas is removed from the filter agent 218'. ).

However, according to the prior art, since the filter cloth inside the dust collector must be periodically replaced in order to treat a large amount of processing gas, it is not easy to manage, and there is a problem that a large amount of maintenance and repair costs are generated.

In addition, according to the prior art, there is a problem in that foreign matter or dust and dust are easily detached from the crushing line during the process of crushing and transporting raw materials and thus floating.

The present invention primarily collects dust caused by crushing and transport by spraying ultra-fine high-pressure water into a crushing line that crushes and transports raw materials, and then filters through a filter module, thereby miniaturizing the size of the dust collector and maintaining it. The purpose of this is to provide a dust collector that can reduce maintenance costs and at the same time enhance product competitiveness that improves work efficiency.

In order to achieve the above object, the present invention provides a crushing line for crushing and transporting raw materials; and a hopper for collecting air containing noxious gases generated in the crushing line; and, coupled to the hopper to high pressure water toward the crushing line A dust collecting device that collects dust and dust generated from the crushing line by spraying; wherein the dust collecting device forms a water film on the crushing line by vertically high-pressure spraying of water, and prevents dust and dust from being separated from the crushing line. A plurality of first injection nozzles to block; And, a plurality of second injection nozzles for blocking dust and dust mixed with the air introduced into the inlet of the hopper by high-pressure injection of water so that the water injection direction is toward the inlet of the hopper; Contains one or more of. A steam separator connected to the hopper to separate and remove moisture from the harmful gas vapor collected through the hopper; and an intake fan connected to communicate with the hopper and the separator to provide intake power; and, the hopper and the separator A dryer for dehydrating the vapor passed through; And, a filter module for filtering and discharging the fluid dehydrated from the dryer; And, a water tank in which the fluid discharged through the filter module is accommodated; and further includes. The hopper further includes a supply pipe connected to a plurality of first injection nozzles or/and a plurality of second injection nozzles to supply water, and the supply pipe is an inlet of the hopper. It is formed in a square or circular shape corresponding to the shape. The first injection nozzle is vertically formed from the supply pipe coupled to the rim of the hopper toward the bottom, and the second injection nozzle is branched from the first injection nozzle, and the outlet of the second injection nozzle faces the inlet inner As it is formed to be inclined at an angle of ° to 75 °, it is distributed from the supply pipe to the first spray nozzle and the second spray nozzle.

The crushing line consists of a jaw crusher that first crushes raw materials into relatively large lumps, a first sorter that sorts the first crushed raw materials through the jaw crusher, and the first crushed raw materials that have passed through the first sorting machine. A first conveying unit; And, a cone crusher that secondarily crushes the primary crushed raw materials transferred through the first conveying unit to a smaller size, a second sorter that selects the secondary crushed raw materials through the cone crusher, and a second A second transfer unit that transfers the secondary crushed raw materials that have passed through the sorter; And, a sand crusher such as Barmac that thirdly crushes the secondary crushed raw materials transferred through the second transfer unit to a smaller size. , A third sorter for sorting the third crushed raw materials in the barmak, a third transfer unit for transporting the third crushed raw materials that have passed through the third sorting machine to the aggregate; including, the first sorter, the second sorter and the third sorter Passes through only raw materials having a size of 20 cm, 10 to 8 cm, and 2 cm, respectively, and transfers them to the first transfer unit, the second transfer unit, and the third transfer unit. The dust collecting device is a first dust collecting unit disposed above the jaw crusher, cone crusher, and sand crusher to collect dust and dust generated during crushing and crushing operations; and, a first transport unit, a second transport unit, and 3 It includes; a second dust collecting unit disposed on the upper portion of the transfer unit to collect dust and dust generated during the transfer operation.

In addition, according to another embodiment of the present invention, one or more of a magnetic sorter, a screen sorter, and a wind sorter may be used as the first sorting machine, the second sorting machine, and the third sorting machine, and the dust collecting device is provided above each sorting machine. It may further include a third dust collecting unit for collecting dust and dust generated according to the sorting operation of.

Features and advantages of the present invention will become more apparent from the following detailed description based on the accompanying drawings.

According to the present invention, it is possible to collect dust and dust generated in the crushing line by using ultra-fine high-pressure water, and at the same time, by forming a water film, it is possible to prevent the dust and dust from leaving the crushing line, thereby improving work efficiency. I can. Furthermore, according to the present invention, not only can the size of the dust collector be reduced, but also maintenance and repair costs can be reduced.

1 is a perspective view showing the shape of a conventional industrial dust collector.
2 is a block diagram showing the structure of the industrial dust collector of the present invention.
3 schematically shows the structure of the crushing line of the industrial dust collector of the present invention.
4 is a detailed view showing a combined state of a hopper and a dust collector of the industrial dust collector of the present invention.
5 is a detailed illustration of a dust collecting device of the industrial dust collector of the present invention.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention and may vary according to the intention or custom of users or operators. Therefore, definitions of these terms should be made based on the contents throughout the present specification.

In addition, the following examples do not limit the scope of the present invention, but are merely exemplary matters of the elements presented in the claims of the present invention, and are included in the technical idea throughout the specification of the present invention and the composition of the claims. Embodiments including elements that can be substituted as equivalents in elements may be included in the scope of the present invention.

2 is a block diagram showing the structure of the industrial dust collector of the present invention.

Referring to FIG. 2, the present invention provides a crushing line 100 for crushing and transferring raw materials; and a hopper 200 for collecting air containing harmful gases generated from the crushing line 100; and, a hopper 200 ) Is coupled to the crushing line 100 by spraying water at high pressure to collect dust and dust generated in the crushing line 100; and a dust collecting device 300. The dust collecting device 300 forms a water film on the crushing line 100 by vertically spraying water at high pressure, and a plurality of first spray nozzles 310 that block dust and dust from being separated from the crushing line 100 And, a plurality of agents that block dust and dust mixed in the air flowing into the inlet 200a of the hopper 200 by injecting water at high pressure so that the spraying direction of the water is toward the inside of the inlet 200a of the hopper 200 2 injection nozzle 320; includes one or more of.

In addition, the steam separator 400 is connected to the hopper 200 to separate and remove moisture from the harmful gas vapor collected through the hopper 200; and, the hopper 200 and the steam separator 400 An intake fan 410 connected to communicate with each other and providing an intake power; and a dryer 420 for dewatering the steam passed through the hopper 200 and the separator 400; and, filtering and discharging the fluid dehydrated from the dryer. As it has a structure further comprising a filter module 430; and a water tank 440 in which the fluid discharged through the filter module is accommodated, after first collecting dust and dust using ultrafine high pressure water, The filter module is used to purify and collect air containing fine dust. According to the described structure, since the life of the filter module can be extended, maintenance and repair costs can be reduced, and since a large-capacity filter module is not required, the dust collector 300 can be miniaturized.

3 schematically shows the structure of the crushing line 100 of the industrial dust collector of the present invention.

Referring to FIG. 3, the crushing line 100 of the present invention comprises a jaw crusher 110 that first crushes raw materials into a size of about 20 cm, which is a relatively large lump, and raw materials first crushed through the jaw crusher. The first sorting machine 120 for sorting, the first transfer unit 130 for transferring the primary crushed raw material that has passed through the first sorting machine 120; And, the first crushed raw material 10 transferred through the first transfer unit ) To a smaller size of 10cm to 8cm, the second sorter 150 for sorting the secondary crushed raw materials through the cone crasha, the second sorter passing through the second sorter A second transfer unit 160 for transferring the primary crushed raw material 20; And, a barmak for tertiary crushing the secondary crushed raw material 20 transferred through the second transfer unit to a size of about 2 cm, which is a smaller size. A sand crusher 170 such as (Barmac), a third sorting machine 180 for sorting the raw materials third crushed in Barmac, a third sorting machine for transferring the third crushing raw materials 30 passing through the third sorting machine to the aggregate Including, the first sorting machine 120, the second sorting machine 150, and the third sorting machine 180, the first transfer by passing only raw materials having a size of about 20 cm, 10 to 8 cm, and 2 cm, respectively. Transfer to the unit 130, the second transfer unit 160, and the third transfer unit 190.

In addition, according to another embodiment of the present invention, one or more of a magnetic sorter, a screen sorter, and a wind sorter may be used as the first sorting machine, the second sorting machine, and the third sorting machine, and the dust collecting device is provided above each sorting machine. It may further include a third dust collecting unit (not shown) to collect dust and dust generated according to the sorting operation of.

The dust collecting device 300 is a first dust collecting unit 300a disposed above the jaw crusher 110, the cone crusher 140, and the sand crusher 170 to collect dust and dust generated during crushing and grinding operations. ); and, a second dust collecting unit 300b disposed above the first transfer unit, the second transfer unit, and the third transfer unit to collect dust and dust generated during the transfer operation.

According to a preferred embodiment of the present invention, the first dust collecting unit and the second dust collecting unit are preferably composed of a first injection nozzle each forming a water film and a second injection nozzle collecting dust and dust. However, according to another embodiment of the present invention, the first dust collecting unit is composed of a first injection nozzle forming a water film and a second injection nozzle collecting dust and dust, and the second dust collecting unit is a first dust collecting unit forming a water film. It may be composed of only the injection nozzle.

The attached FIG. 4 shows in detail the combined state of the hopper 200 and the dust collector 300 of the industrial dust collector of the present invention.

Referring to FIG. 4, the hopper 200 has a square or circular inlet 200a, but the dust collecting device 300 includes a plurality of first injection nozzles 310 or/and a plurality of second injection nozzles 320 It is connected to, and receives water from the outside to supply water to the first injection nozzle or / and the second injection nozzle supply pipe 330; further includes, the supply pipe is an inlet (200a) of the hopper 200 It is formed in a square (not shown) or circular shape corresponding to the shape.

5 is a detailed illustration of a dust collector 300 of an industrial dust collector of the present invention.

5, the first injection nozzle 310 is formed vertically toward the lower direction from the supply pipe 330 coupled to the rim of the hopper 200, the second injection nozzle 320, the first As branched from the injection nozzle 310 and the outlet of the second injection nozzle 320 is formed to be inclined at an angle of 65° to 75° toward the inlet 200a, the first injection nozzle 310 and the Distributed to the second injection nozzle (320).

According to the described structure, dust and dust generated in the crushing line 100 are collected using ultra-fine high-pressure water, and a water film is formed to prevent the dust and dust from leaving the crushing line 100. I can.

Although the present invention has been described in detail through specific examples, this is for explaining the present invention in detail, and the present invention is not limited thereto, and those of ordinary skill in the art within the spirit of the present invention It is clear that the transformation or improvement is possible.

All simple modifications to changes of the present invention belong to the scope of the present invention, and the specific scope of protection of the present invention will be made clear by the appended claims.

10: primary crushed raw material 20: secondary crushed raw material
30: 3rd crushing raw material 100: crushing line
110: Joe Krasha 120: first sorter
130: first transfer unit 140: cone crasha
150: second sorter 160: second transfer unit
170: sand crasha 180: third sorting machine
190: third transfer unit 200: hopper
200a: inlet 300: dust collector
310: first injection nozzle 320: second injection nozzle
330: supply pipe 400: water separator
410: intake fan 420: dryer
430: filter module 440: water tank

Claims (7)

A crushing line that crushes and transports raw materials; and a hopper that collects air containing harmful gas generated in the crushing line; and dust generated in the crushing line by injecting water at high pressure toward the crushing line by being bonded to the hopper Including; a dust collecting device for collecting and dust,
The dust collecting device forms a water film on the crushing line by vertically high-pressure spraying water, and a plurality of first spray nozzles that block dust and dust from being separated from the crushing line; and
Including; a plurality of second spray nozzles for blocking dust and dust mixed in the air introduced into the inlet of the hopper by high-pressure spraying water so that the water spraying direction is toward the inside of the inlet port
The crushing line includes a jaw crusher that first crushes raw materials into relatively large lumps, a first sorter that selects the raw materials that are first crushed through the jaw crusher, and the first crushed raw material that has passed through the first sorting machine A first transfer unit for transferring; And,
A cone crusher that secondarily crushes the primary crushed raw materials transferred through the first transfer unit to a smaller size, a second sorter that sorts the secondary crushed raw materials through the cone crusher, and the second sorter. A second transfer unit for transferring the secondary crushed raw material; And,
The second crushed raw material transferred through the second transfer unit is thirdly crushed to a smaller size, the third sorting machine for sorting the third crushed raw material in the sand crasha, and the third sorting machine Including a third transfer unit for transferring one third crushed raw material to the aggregate, wherein the first sorter, the second sorter, and the third sorter pass through raw materials having a size of 20 cm, 10 to 8 cm, and 2 cm, respectively. Transfer to the transfer unit, the second transfer unit, the third transfer unit
The dust collecting device includes: a first dust collecting unit disposed above the jaw crusher, the cone crusher, and the sand crusher to collect dust and dust generated during crushing and crushing operations; and, the first transfer unit, An industrial dust collector comprising: a second transfer unit and a second dust collecting unit disposed above the third transfer unit to collect dust and dust generated during the transfer operation. The method of claim 1,
A steam separator connected to the hopper to separate and remove moisture from the harmful gas vapor collected through the hopper; and an intake fan connected to communicate with the hopper and the water separator to provide intake power; and, the hopper And a dryer for dehydrating the steam passed through the separator; and, a filter module for filtering and discharging the fluid dehydrated from the dryer; and a water tank for receiving the fluid discharged through the filter module; characterized in that it further comprises Industrial dust collector. The method of claim 1,
The hopper further includes a supply pipe for supplying water by being connected to the plurality of first injection nozzles and the plurality of second injection nozzles, wherein the hopper has a square or circular inlet, and the supply pipe is the supply pipe. Industrial dust collector, characterized in that formed in a square or circular shape corresponding to the shape of the inlet of the hopper. The method of claim 3,
The first injection nozzle is vertically formed from a supply pipe coupled to the rim of the hopper toward a lower direction, and the second injection nozzle is branched from the first injection nozzle, and the outlet of the second injection nozzle is directed inside the inlet. Industrial dust collector, characterized in that it is formed to be inclined at an angle of 65° to 75° toward, and is distributed from the supply pipe to the first injection nozzle and the second injection nozzle. delete delete The method of claim 1,
The first sorting machine and the second sorting machine, and the third sorting machine is at least one of a magnetic sorting machine, a screen sorting machine, and a wind sorting machine,
The dust collecting device further comprises a third dust collecting unit provided above each sorting device and collecting dust and dust generated by the sorting operation of the sorting device.

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