CN212818927U - Movable dust removal equipment for coal mining - Google Patents

Abstract

The utility model discloses a mobile dust removal device for coal mining, which belongs to the technical field of coal mining and comprises a bottom plate, wherein four corners of the bottom plate are all fixedly provided with trundles, the top of the bottom plate is fixedly connected with a shell, the inner cavity of the shell is fixedly connected with a separating cylinder, a dust falling box and a water tank from left to right in sequence, the bottom of the separating cylinder is communicated with a dust collecting box fixed on the bottom wall of the shell, the left top of the separating cylinder is communicated with an air inlet cover positioned outside the shell through a connecting pipe, the center of the top of the separating cylinder is communicated with the bottom end of the dust falling box through an air duct, and the connecting end of the air duct and the separating cylinder extends into the inner cavity of the separating cylinder along the vertical direction, the mobile dust removal device for coal mining has simple structure and reasonable design, does not need to arrange a filter screen, the operation of the user is convenient, and the practicability is strong.

Description

Movable dust removal equipment for coal mining

Technical Field

The utility model relates to a coal mining technical field specifically is a portable dust collecting equipment for coal mining.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal seam is far from the ground surface, a tunnel is usually dug to the underground, so that the coal is a mineworker coal mine. When the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface, which is an open pit coal mine. The vast majority of coal mines in China belong to underground coal mines. Coal mines encompass a large area above ground and below ground as well as associated facilities. Coal mines are reasonable spaces excavated by humans when excavating geological formations rich in coal and generally include roadways, wells, and mining surfaces, among others. Coal is the most predominant solid fuel, one of the flammable organic rocks. It is formed by that the flourishing plants grown in a certain geologic age are gradually piled up into a thick layer in a proper geologic environment, and are buried in the water bottom or silt, and then are subjected to the natural coalification action in a long geologic age. According to different coalification degrees, coal can be divided into four types of peat, lignite, bituminous coal and anthracite, and dust removal equipment is required in coal mining.

The invention discloses a mobile dust removing device for coal mining in Chinese patent with application publication No. CN111350532A and application publication No. 2020-06-30, which comprises a base, a box body water tank, a spray pump, a first communicating pipe, a second communicating pipe, a first spray pipe and a second spray pipe, wherein the bottom end of the base is provided with traveling wheels, the box body and the water tank are both arranged at the top end of the base, an upper chamber, a first chamber, a second chamber and a third chamber are arranged in the box body, a dust removal filter screen is transversely arranged in the third chamber, a placing chamber is arranged in the water tank, and vertically being provided with the baffle placing the intracavity, the baffle will be placed the chamber and separate into left clean water room and the filter chamber on right side, and the top of filter chamber transversely is provided with the filter screen, and the top of baffle is provided with the limbers, and dust absorption fan and suction hood are installed to the right-hand member of box, and dust absorption fan's input and suction hood intercommunication. The invention can improve the dust removal effect, save water, effectively solve the conveying problem of water in a deeper mine and improve the use reliability.

Above-mentioned a portable dust collecting equipment for coal mining filters the flue gas through the filter screen earlier, then through the shower water to the flue gas dust fall, makes this equipment need set up a large amount of sprinkler bead like this, and manufacturing cost is high, and the maintenance operation of being not convenient for, though shake the filter screen through the air current and clear up, but when the shutoff appears in the filter screen, the pressure of gas flow reduces, and then the vibration range of filter screen is more and more littleer, is unfavorable for the normal operating of filtering equipment, and the practicality is relatively poor.

Based on this, the utility model designs a specifically be a portable dust collecting equipment for coal mining to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable dust collecting equipment for coal mining, to solve the tradition that proposes in the above-mentioned background art and be used for coal mining's portable dust collecting equipment earlier and filter the flue gas through the filter screen, then to the flue gas dust fall through the shower water, make this equipment need set up a large amount of sprinkler bead like this, and high in production cost, be not convenient for maintenance operation, though shake the filter screen through the air current and clear up, but when the shutoff appears in the filter screen, the pressure of gas flow reduces, and then the vibration amplitude of filter screen is littleer and more, be unfavorable for the problem of the normal operating of straining equipment.

In order to achieve the above object, the utility model provides a following technical scheme: a movable dust removing device for coal mining comprises a bottom plate, wherein four corners of the bottom plate are fixedly provided with trundles, the top of the bottom plate is fixedly connected with a shell, an inner cavity of the shell is sequentially and fixedly connected with a separating cylinder, a dust falling box and a water tank from left to right, the bottom of the separating cylinder is communicated with a dust collecting box fixed on the bottom wall of the shell, the left top of the separating cylinder is communicated with an air inlet cover positioned on the outer side of the shell through a connecting pipe, the center of the top of the separating cylinder is communicated with the bottom of the dust falling box through an air duct, the connecting end of the air duct and the separating cylinder extends into the inner cavity of the separating cylinder along the vertical direction, the bottom of the dust falling box is communicated with the water tank through a communicating pipe, the top of the inner cavity of the dust falling box is fixedly connected with a water collecting box, two sides of the bottom of the water, fall the first water guide table that the middle part fixedly connected with of dirt case inner chamber is located four slope water guide plate intermediate positions, the bottom fixedly connected with of dirt case inner chamber is located the second water guide table between slope water guide plate and the air duct port, the top intercommunication on dust case right side has the blast pipe, and the blast pipe is kept away from the one end that falls the dirt case and is stretched out to the outside of casing, the top fixed mounting of water tank has the water pump, the input of water pump stretches into inner chamber, output and the water-collecting box intercommunication to the water tank.

The utility model discloses a portable dust collecting equipment for coal mining, as above, it is further, the top longitudinal centerline position of first water guide platform and second water guide platform is upwards protruding and have the first inclined plane of double-phase symmetry.

The utility model discloses a portable dust collecting equipment for coal mining, it is further, the vertical center line position in bottom of second water guide platform is protruding downwards and has the second inclined plane of double-phase symmetry, the port of air duct stretches into the inner chamber to the dust fall case and is located second water guide platform bottom center under.

The utility model discloses a portable dust collecting equipment for coal mining, as above, it is further, the inner chamber fixedly connected with of water collection box is located two overflow tanks between the mouth that falls into water, the output and the water collection box intercommunication of water pump, the gap has all been seted up at the top of overflow tank both sides.

The utility model discloses as above a portable dust collecting equipment for coal mining, it is further, the bottom fixedly connected with of water tank inner chamber is located the filter screen at communicating pipe top, the input of water pump is located the top of filter screen, and the port that the dust fall case is located the bottom plate inner chamber is located the top of water pump input port.

The utility model discloses a portable dust collecting equipment for coal mining, as above, it is further, the top intercommunication on water tank right side has inlet tube, the bottom intercommunication on right side to have the drain pipe, all be provided with the stop valve on inlet tube and the drain pipe.

The utility model discloses a portable dust collecting equipment for coal mining, as above, it is further, the bottom sliding connection of dust collecting box inner chamber has the collection drawer, the front side of collecting the drawer stretches out to the outside and the fixedly connected with handle of dust collecting box.

The utility model discloses a portable dust collecting equipment for coal mining as above, it is further, the right side fixed mounting of bottom plate has the handspike.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the flue gas flows downwards earlier in the separator cylinder, then upwards flows from the port that the air duct is located the separator cylinder, and then utilize the dust granule to make partial dust fall into to collect in the dust collecting box downwards under the centrifugal action and the action of gravity that flow is, then the flue gas continues to enter into the dust fall incasement through the air duct, simultaneously through the water pump with the water suction of water tank in to the water collecting box, and fall into the dust fall incasement downwards from the mouth that falls into water, the hydroenergy through slope water deflector water conservancy diversion can fall on first water conservancy diversion platform and second water conservancy diversion platform, and then let slope water deflector, the hydroenergy that first water conservancy diversion platform and second water conservancy diversion platform fall down all can form the water curtain, the flue gas that flows upwards in the dust fall incasement passes through a plurality of water curtains in proper order, make water fully contact with the flue gas, let the dust in the flue gas separate from water;

this a portable dust collecting equipment for coal mining, simple structure, reasonable in design need not to set up filter screen and a large amount of sprinkler bead that filter the flue gas, reduces the user and to the maintenance of equipment, and dust removal effect is good, and the person of facilitating the use operates, and the practicality is strong.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the water collecting box according to the present invention;

fig. 3 is a schematic perspective view of a second water guide table of the present invention;

FIG. 4 is a schematic left side sectional view of the dust collection bin and collection drawer of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-bottom plate, 2-truckle, 3-shell, 4-separating cylinder, 5-dust-falling box, 6-water tank, 7-dust collecting box, 8-connecting pipe, 9-air inlet cover, 10-air duct, 11-communicating pipe, 12-water collecting box, 121-water falling opening, 13-inclined water guide plate, 14-first water guide platform, 15-second water guide platform, 16-exhaust pipe, 17-water pump, 18-filter screen, 19-collecting drawer, 191-handle, 20-water inlet pipe, 21-water outlet pipe, 22-hand push rod, 23-overflow trough and 231-overflow opening.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a movable dust removal device for coal mining comprises a bottom plate 1, wherein four corners of the bottom plate 1 are fixedly provided with trundles 2, the right side of the bottom plate 1 is fixedly provided with a hand push rod 22, a user can push the device to move conveniently, the top of the bottom plate 1 is fixedly connected with a shell 3, and an inner cavity of the shell 3 is fixedly connected with a separation cylinder 4, a dust settling box 5 and a water tank 6 from left to right in sequence;

the bottom of the separation barrel 4 is communicated with a dust collecting box 7 fixed on the bottom wall of the shell 3, the bottom of the inner cavity of the dust collecting box 7 is connected with a collecting drawer 19 in a sliding mode, the front side of the collecting drawer 19 extends out of the outer side of the dust collecting box 7 and is fixedly connected with a handle 191 to facilitate cleaning of dust collected in the dust collecting box 7, the top of the left side of the separation barrel 4 is communicated with an air inlet cover 9 positioned on the outer side of the shell 3 through a connecting pipe 8, the center of the top of the separation barrel 4 is communicated with the bottom end of the dust settling box 5 through an air guide pipe 10, and the connecting end of the air guide pipe 10 and the separation barrel 4 extends into;

the bottom end of the dust falling box 5 is communicated with the water tank 6 through a communicating pipe 11, the top of the inner cavity of the dust falling box 5 is fixedly connected with a water collecting box 12, both sides of the bottom of the water collecting box 12 are provided with water falling ports 121, both sides of the inner wall of the dust falling box 5 are symmetrically and fixedly connected with four inclined water guide plates 13, the middle of the inner cavity of the dust falling box 5 is fixedly connected with a first water guide platform 14 positioned in the middle of the four inclined water guide plates 13, the bottom of the inner cavity of the dust falling box 5 is fixedly connected with a second water guide platform 15 positioned between the inclined water guide plates 13 and the end opening of the air duct 10, the longitudinal central line positions of the tops of the first water guide platform 14 and the second water guide platform 15 are upwards raised and provided with two symmetrical first inclined planes, the longitudinal central line position of the bottom of the second water guide platform 15 is downwards raised and provided with two symmetrical second inclined planes, the end opening of the air duct 10 extends into the inner cavity of the, one side of the inclined water guide plate 13, which is far away from the inner wall of the dust falling box 5, corresponds to the middle positions of the first water guide table 14 and the second water guide table 15, so that water guided by the inclined water guide plate 13 can fall on the first water guide table 14 and the second water guide table 15, and further water falling from the inclined water guide plate 13, the first water guide table 14 and the second water guide table 15 can form a water curtain, and when smoke flows out of the dust falling box 5, the smoke is guided to two sides by the second inclined plane of the second water guide table 15 to be dispersed, so that the dust falling effect of the smoke is better, the top of the right side of the dust falling box 5 is communicated with an exhaust pipe 16, and one end of the exhaust pipe 16, which is far away from the dust falling box 5, extends out of the shell 3;

a water pump 17 is fixedly installed at the top of the water tank 6, the top of the right side of the water tank 6 is communicated with a water inlet pipe 20, the bottom of the right side of the water tank 6 is communicated with a water outlet pipe 21, stop valves are respectively arranged on the water inlet pipe 20 and the water outlet pipe 21, so that water in the water tank 6 can be conveniently injected and discharged, the input end of the water pump 17 extends into an inner cavity of the water tank 6, the output end of the water pump 17 is communicated with the water collecting box 12, the inner cavity of the water collecting box 12 is fixedly connected with an overflow groove 23 positioned between two water falling openings 121, the output end of the water pump 17 is communicated with the water collecting box 12, overflow openings 231 are respectively arranged at the tops of two sides of the overflow groove 23, so that water is fully overflowed in the overflow groove 23, then flows; the bottom fixedly connected with in 6 inner chambers of water tank is located the filter screen 18 at communicating pipe 11 top, and the input of water pump 17 is located the top of filter screen 18, and the port that dust fall case 5 is located 1 inner chambers of bottom plate is located the top of water pump 17 input port, avoids the surface of water to submerge the port that air duct 10 is located dust fall case 5, guarantees the device's normal operating.

One specific application of this embodiment is: when the dust-falling water tank is used, the exhaust pipe 16 is connected with an external exhaust fan, the external exhaust fan works to suck external air into the air inlet cover 9, so that smoke gas sequentially passes through the connecting pipe 8, the separating cylinder 4, the air guide pipe 10 and the dust-falling box 5 and is finally discharged from the exhaust pipe 16, the smoke gas firstly flows downwards in the separating cylinder 4 and then flows upwards from the port of the air guide pipe 10 at the separating cylinder 4, then partial dust is enabled to fall into the dust-falling box 7 and be collected under the centrifugal action and the gravity action of dust particles, then the smoke gas continuously enters the dust-falling box 5 through the air guide pipe 10, meanwhile, water in the water tank 6 is sucked into the overflow groove 23 through the water pump 17, the water overflows in the overflow groove 23, then flows into the water collecting box 12 through the overflow port 231, finally falls downwards into the dust-falling box 5 through the water falling port 121, and the water guided by the inclined water guide plate 13 can fall onto the first water guide table 14 and the second water guide table 15, and then let the water homoenergetic that slope water deflector 13, first water guide platform 14 and second water guide platform 15 fall down form the water curtain, fall the flue gas that upwards flows in the dirt case 5 and pass through a plurality of water curtains in proper order for water and flue gas fully contact, let dust and separation of water in the flue gas, reach the effect of dust removal, filter sewage through filter screen 18, make the water cycle in the water tank 6 use.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (8)

1. A portable dust collecting equipment for coal mining, includes bottom plate (1), its characterized in that: the four corners of the bottom plate (1) are fixedly provided with trundles (2), the top of the bottom plate (1) is fixedly connected with a shell (3), an inner cavity of the shell (3) is sequentially and fixedly connected with a separating cylinder (4), a dust-settling box (5) and a water tank (6) from left to right, the bottom of the separating cylinder (4) is communicated with a dust collecting box (7) fixed on the bottom wall of the shell (3), the top of the left side of the separating cylinder (4) is communicated with an air inlet cover (9) positioned on the outer side of the shell (3) through a connecting pipe (8), the center of the top of the separating cylinder (4) is communicated with the bottom of the dust-settling box (5) through an air duct (10), the connecting end of the air duct (10) and the separating cylinder (4) extends into the inner cavity of the separating cylinder (4) along the vertical direction, and the bottom of the dust-settling box (, fall the top fixedly connected with water-collecting box (12) of dirt case (5) inner chamber, water-falling mouth (121) have all been seted up to the both sides of water-collecting box (12) bottom, fall four slope water deflectors (13) of bilateral symmetry fixedly connected with of dirt case (5) inner wall, fall the middle part fixedly connected with of dirt case (5) inner chamber and be located first water guide platform (14) of four slope water deflectors (13) intermediate positions, fall the bottom fixedly connected with of dirt case (5) inner chamber and be located second water guide platform (15) between slope water deflector (13) and air duct (10) port, the top intercommunication on dirt case (5) right side falls has blast pipe (16), and blast pipe (16) keep away from the one end that falls dirt case (5) and stretch out to the outside of casing (3), the top fixed mounting of water tank (6) has water pump (17), the input of water pump (17) stretches into the inner chamber of water tank (6), The output end is communicated with the water collecting box (12).

2. A mobile dust extraction apparatus for coal mining as claimed in claim 1 wherein: the top longitudinal center line of the first water guide platform (14) and the second water guide platform (15) is convex upwards and is provided with two symmetrical first inclined planes.

3. A mobile dust extraction apparatus for coal mining as claimed in claim 2 wherein: the bottom longitudinal center line of the second water guide platform (15) protrudes downwards and is provided with two symmetrical second inclined planes, and the port of the air guide pipe (10) extends into the inner cavity of the dust settling tank (5) and is positioned right below the bottom center of the second water guide platform (15).

4. A mobile dust extraction apparatus for coal mining as claimed in claim 1 wherein: the inner cavity of the water collecting box (12) is fixedly connected with an overflow groove (23) positioned between the two water falling openings (121), the output end of the water pump (17) is communicated with the water collecting box (12), and overflow openings (231) are formed in the tops of two sides of the overflow groove (23).

5. A mobile dust extraction apparatus for coal mining as claimed in claim 1 wherein: the bottom fixedly connected with of water tank (6) inner chamber is located filter screen (18) at communicating pipe (11) top, the input of water pump (17) is located the top of filter screen (18), and dust fall case (5) are located the top that the port of bottom plate (1) inner chamber is located water pump (17) input port.

6. A mobile dust extraction apparatus for coal mining as claimed in claim 1 wherein: the top intercommunication on water tank (6) right side has inlet tube (20), the bottom intercommunication on right side has drain pipe (21), all be provided with the stop valve on inlet tube (20) and drain pipe (21).

7. A mobile dust extraction apparatus for coal mining as claimed in claim 1 wherein: the bottom of the inner cavity of the dust collecting box (7) is connected with a collecting drawer (19) in a sliding mode, and the front side of the collecting drawer (19) extends out of the outer side of the dust collecting box (7) and is fixedly connected with a handle (191).

8. A mobile dust extraction apparatus for coal mining as claimed in claim 1 wherein: and a hand push rod (22) is fixedly arranged on the right side of the bottom plate (1).

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