CN213807741U

CN213807741U - Coal mine underground ash falling dustproof device

Info

Publication number: CN213807741U
Application number: CN202022864516.4U
Authority: CN
Inventors: 邢慧春; 杨卫东; 王建中
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-07-27
Anticipated expiration: 2030-12-03

Abstract

The application discloses a coal mine underground ash falling and dust preventing device which comprises a supporting component, a spraying component and a rotating component, wherein the supporting component comprises a supporting plate and a supporting frame, and the supporting frame is installed at the top of the supporting plate through a bolt; the spraying assembly comprises a water tank, a water pump, a rotary joint, a Y-shaped pipe, a first spraying pipe and a second spraying pipe, the water tank is fixedly welded on the upper surface of the supporting plate, the water pump is installed on the side wall of the water tank through bolts, the water outlet end of the rotary joint is communicated with the water inlet end of the Y-shaped pipe, the two water outlet ends of the Y-shaped pipe are respectively communicated with the water inlet ends of the first spraying pipe and the second spraying pipe, and the side wall of the second spraying pipe is communicated with a first atomizing nozzle; the rotating assembly comprises a motor, a driving wheel and a driven wheel, the motor is mounted on the upper surface of the supporting plate through a bolt, and the output end of the motor is connected with the driving wheel in a key mode. This scheme has increased the area of spraying when spraying through rotating assembly, has reduced and has fallen dirt-proof working strength.

Description

Coal mine underground ash falling dustproof device

Technical Field

The application relates to the technical field of dust prevention, in particular to a dust prevention device for coal mine underground dust falling.

Background

A large amount of dust can be generated in the underground production process of the coal mine, and miners can induce safety accidents due to greatly reduced vision and aggravate the risk of the miners invading pneumoconiosis when working in the environment with densely distributed dust. Generally, a dust-reducing and dust-preventing device is arranged in a coal mine, and dust is cleaned by the dust-reducing and dust-preventing device. Present fall ash dustproof, spray the dust in the colliery through the atomizing shower nozzle of pipeline water outlet end, need make a round trip to adjust the direction of spraying, the scope of spraying is less, and dustproof effect is poor, falls the ash time long.

SUMMERY OF THE UTILITY MODEL

The main aim at of this application provides a colliery is grey dust keeper that falls in pit to it is little to fall grey dust keeper's spraying scope in the correlation technique to improve, falls grey time long, dustproof poor problem of effect.

In order to achieve the purpose, the application provides a coal mine underground ash falling dustproof device, which comprises a supporting component, wherein the supporting component comprises a supporting plate and a supporting frame, the supporting frame is installed at the top of the supporting plate through a bolt, a spraying component is installed on the supporting plate and comprises a water tank, a water pump, a rotary joint, a Y-shaped pipe, a first spraying pipe and a second spraying pipe, the water tank is welded and fixed on the upper surface of the supporting plate, the water pump is installed on the side wall of the water tank through a bolt, a water inlet of the water pump is communicated with a water outlet of the water tank through a water inlet pipe, a water outlet of the water pump is communicated with a water inlet of the rotary joint through a water outlet pipe, the side wall of the rotary joint is fixedly connected on the upper surface of the supporting frame, and a water outlet end of the rotary joint is communicated with a water inlet end of the Y-shaped pipe, two water outlet ends of the Y-shaped pipe are respectively communicated with the water inlet ends of the first spraying pipe and the second spraying pipe, the side wall of the first spraying pipe is communicated with a water spraying nozzle, and the side wall of the second spraying pipe is communicated with a first atomizing nozzle.

Preferably, the Y venturi tube passes through the drive of rotatory subassembly and rotates, rotatory subassembly includes motor, action wheel and follows the driving wheel, the motor passes through the bolt and installs the upper surface of backup pad, the output of motor with the action wheel key-type connection, follow the driving wheel with the lateral wall key-type connection of Y venturi tube, the action wheel pass through the belt with follow the driving connection.

Preferably, the bottom of backup pad has two directional wheels and two universal wheels through bolt demountable installation, one side welded fastening of backup pad has the handle.

Preferably, the top intercommunication of water tank has the water injection pipe, install the tank lid on the water injection pipe, the lateral wall intercommunication of water tank has the drain pipe, install the ball valve on the drain pipe.

Preferably, the top of the supporting plate is provided with a dustproof box through a bolt, and the motor is positioned inside the dustproof box.

Preferably, the side wall of outlet pipe intercommunication has the water spray hose, the second atomizer is installed to the play water end of water spray hose, install the gate valve on the water spray hose.

Preferably, the inner wall of the water outlet of the water tank is fixedly connected with a filter screen.

Compared with the prior art, the beneficial effects of this application are: through the colliery dust keeper that falls in pit of above-mentioned design, through rotatory first atomizer and sprinkler during the use, make sprinkler can spray rivers around ground when rotatory, avoided the manual work to make a round trip to adjust the direction when spraying, thereby reduced and fallen dirt-proof operating time and intensity, and first atomizer and sprinkler are when the cooperation is used, the small water particle that first atomizer produced can adsorb the dust in the air, sprinkler spun rivers fuse with the small water particle who adsorbs the dust again, it descends faster with the absorbent small water particle of dust in the air to make, thereby dust fall time has been reduced, fall ash keeper and not only can avoid adding adjustment direction when the manual work sprays, can also improve the dust fall effect, increase falls grey and dirt-proof area, thereby efficiency when falling the ash and preventing dust has been improved.

Drawings

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

FIG. 2 is a schematic front view of the present invention;

fig. 3 is a schematic side view of the present invention;

FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 2;

fig. 5 is a schematic sectional view of the water tank of the present invention.

In the figure: 100. a support assembly; 110. a support plate; 120. a support frame; 130. a directional wheel; 140. a universal wheel; 150. a handle; 200. a spray assembly; 210. a water tank; 211. a water inlet pipe; 212. a water injection pipe; 213. a water tank cover; 214. a drain pipe; 215. a ball valve; 216. filtering with a screen; 220. a water pump; 221. a water outlet pipe; 222. a water spray hose; 223. a second atomizer; 224. a gate valve; 230. a rotary joint; 240. a Y-shaped tube; 250. a first spray pipe; 260. a second spray pipe; 270. a sprinkler head; 280. a first atomizer; 300. a rotating assembly; 310. a motor; 320. a driving wheel; 330. a driven wheel; 340. a belt; 350. dust-proof box.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Example 1

Referring to fig. 1 to 5, the present application provides an underground coal mine ash falling and dust preventing device, which includes a support assembly 100, a spraying assembly 200 and a rotating assembly 300, wherein the spraying assembly 200 is installed on the support assembly 100, the rotating assembly 300 is installed on the support assembly 100, and the spraying assembly 200 is connected with the rotating assembly 300.

The support assembly 100 comprises a support plate 110 and a support frame 120, the support frame 120 is mounted on the top of the support plate 110 through bolts, when in specific use, the spray assembly 200 is integrally supported by the support plate 110, the spray assembly 200 comprises a water tank 210, a water pump 220, a rotary joint 230, a Y-shaped pipe 240, a first spray pipe 250 and a second spray pipe 260, the water tank 210 is welded and fixed on the upper surface of the support plate 110, the water pump 220 is mounted on the side wall of the water tank 210 through bolts, a water inlet of the water pump 220 is communicated with a water outlet of the water tank 210 through a water inlet pipe 211, a water outlet of the water pump 220 is communicated with a water inlet of the rotary joint 230 through a water outlet pipe 221, the side wall of the rotary joint 230 is fixedly connected on the upper surface of the support frame 120, a water outlet of the rotary joint 230 is communicated with a water inlet of the Y-shaped pipe 240, and two water outlet ends of the Y-shaped pipe 240 are respectively communicated with water inlet ends of the first spray pipe 250 and the second spray pipe 260, the side wall of the first spraying pipe 250 is communicated with a spraying nozzle 270, the side wall of the second spraying pipe 260 is communicated with a first atomizing nozzle 280, when the water spraying device is used specifically, water needed in spraying is stored through the water tank 210, the water pump 220 is started (a storage battery can be arranged through the supporting plate 110 or the water pump is connected with an external power supply through a lead, an explosion-proof model can be selected for the water pump 220), the water pump 220 transmits water in the water tank 210 to the water outlet pipe 221 through the water inlet pipe 211, the water outlet pipe 221 transmits water to the Y-shaped pipe 240 through the rotary joint 230, the Y-shaped pipe 240 transmits water to the spraying nozzle 270 and the first atomizing nozzle 280 through the first spraying pipe 250 and the second spraying pipe 260, the first atomizing nozzle 280 (with a small aperture) can generate tiny water particles to adsorb dust in the air, the adsorbed dust is fused with water flow generated by the spraying nozzle 270 (with a large aperture), and the content of the dust in the mine air is reduced, the air is purified, and the fallen water drops wet dust on the mine ground, so that the possibility of re-floating of the dust is reduced.

In addition, the Y-shaped pipe 240 is driven to rotate by a rotating assembly, the rotating assembly 300 comprises a motor 310 (a motor capable of selecting an explosion-proof model), a driving wheel 320 and a driven wheel 330, the motor 310 is mounted on the upper surface of the supporting plate 110 by bolts, the output end of the motor 310 is in key connection with the driving wheel 320, the driven wheel 330 is in key connection with the side wall of the Y-shaped pipe 240, the driving wheel 320 is in transmission connection with the driven wheel 330 by a belt 340, when the device is used in detail, the rotating shaft of the motor 310 drives the key-connected driving wheel 320 to rotate by opening the motor 310, the rotating driving wheel 320 drives the Y-shaped pipe 240 connected with the driven wheel 330 by the belt 340 to rotate, the rotating Y-shaped pipe 240 enables the sprinkler 270 and the first atomizer 280 to rotate by the first sprinkler 250 and the second sprinkler 260, the spraying surfaces of the rotating first atomizer 280 and the sprinkler 270 are wider when spraying, when the device passes through a mine tunnel, the dust fall can be carried out in the space of the mine tunnel, the times of manually adjusting the direction are reduced, and a good dust fall and dust prevention effect is achieved.

In this embodiment, two directional wheels 130 and two universal wheels 140 are detachably mounted at the bottom of the support plate 110 through screws, a handle 150 is fixedly welded to one side of the support plate 110, the dust-reducing and dust-preventing device can move through the directional wheels 130 and the universal wheels 140, so that workers can conveniently spray a large-range space, and a force-applying point is provided through the handle 150, so that the workers can conveniently hold the dust-reducing and dust-preventing device, and further the device can be conveniently moved subsequently; in addition, when the underground mine is a rail, the directional wheels 130 and the universal wheels 140 can be detachably mounted as wheels matched with the rail so as to move.

In this embodiment, the top intercommunication of water tank 210 has water injection pipe 212, install tank lid 213 through the bolt on the water injection pipe 212, the lateral wall intercommunication of water tank 210 has drain pipe 214, install ball valve 215 on the drain pipe 214, water injection pipe 212 through the water tank 210 top has made things convenient for the workman to store the water of spraying to water tank 210, water tank lid 213 on the water injection pipe 212 can effectively avoid in the air dust to fall into water tank 210, prevent dust pollution water of spraying, can be when stopping or wasing through drain pipe 214, the water in the water discharge tank 210, ball valve 215 is used for controlling the intercommunication or the disconnection of drain pipe 214, and then whether the control is discharged water.

In this embodiment, dust box 350 is installed through the bolt in the top of backup pad 110, motor 310 is located the inside of dust box 350, dust box 350 is the stainless steel dust box, and the lateral part of dust box 350 offer with motor 310 output complex through-hole, through dust box 350, make motor 310 when using or placing, can protect motor 310 can not be covered by the dust that flutters in the air, water droplet and motor 310 contact when also can avoid falling the ash dustproof, reach the protection to motor 310.

In this embodiment, the side wall of outlet pipe 221 communicates with water spray hose 222, second atomizer 223 is installed at the water outlet end of water spray hose 222, gate valve 224 is installed on water spray hose 222, when cleaning mine tunnel corner, through opening gate valve 224, make part of water in outlet pipe 221 pass through water spray hose 222, then spout water through second atomizer 223, the second atomizer 223 is held to the manual work and aims at mine tunnel corner, can accomplish the cleaning to mine tunnel corner, this kind of form can enlarge the dust fall region to when going on the track.

In this embodiment, the inner wall department fixedly connected with filter screen 216 of water tank 210 delivery port filters the water that flows into inlet tube 211 from water tank 210 through filter screen 216, prevents that impurity from entering into the inlet tube, and then avoids inlet tube 211 to block up.

The working principle is as follows: when in use, the water tank cover 213 is opened, water required for spraying is injected into the water tank 210 through the water injection pipe 212, and the water tank cover 213 is closed after the water injection is finished; the handle 150 is held, and the supporting plate 110 is pushed to move in the mine tunnel under the matching of the directional wheel 130 and the universal wheel 140; the water pump 220 is started, the water pump 220 transmits water in the water tank 210 to the water outlet pipe 221 through the water inlet pipe 211, the water outlet pipe 221 transmits water to the Y-shaped pipe 240 through the rotary joint 230, the Y-shaped pipe 240 transmits water to the water spraying nozzle 270 and the first atomizing nozzle 280 through the first spraying pipe 250 and the second spraying pipe 260, and then the water is sprayed out through the water spraying nozzle 270 and the first atomizing nozzle 280; then the motor 310 is turned on, the rotating shaft of the motor 310 drives the key-connected driving wheel 320 to rotate, the rotating driving wheel 320 enables the key-connected Y-shaped pipe 240 on the driven wheel 330 to rotate through the belt 340, the rotating Y-shaped pipe 240 enables the sprinkling nozzle 270 and the first atomizing nozzle 280 to rotate through the first sprinkling pipe 250 and the second sprinkling pipe 260, the spraying face of the rotating first atomizing nozzle 280 and the sprinkling nozzle 270 is wider when spraying, when the device passes through the mine tunnel once, dust can be settled in the space of the mine tunnel, the number of times of manual direction adjustment is reduced, a good dust-reducing and dust-preventing effect is achieved, when the first atomizing nozzle 280 and the sprinkling nozzle 270 are matched for use, when the micro water particles generated by the first atomizing nozzle adsorb dust in the air, the water flow sprayed by the sprinkling nozzle 270 can be fused with the micro water particles adsorbing the dust, so that the micro water particles adsorbed by the dust in the air can fall more quickly, thereby reducing the dust settling time.

It should be noted that: the model specifications of the water pump 220 and the motor 310 need to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted. The power supply and the principle of the water pump 220 and the motor 310 will be clear to those skilled in the art and will not be described in detail here.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The coal mine underground ash falling and dust preventing device comprises a supporting component (100), wherein the supporting component (100) comprises a supporting plate (110) and a supporting frame (120), the supporting frame (120) is installed at the top of the supporting plate (110) through bolts, and is characterized in that a spraying component (200) is installed on the supporting plate (110), the spraying component (200) comprises a water tank (210), a water pump (220), a rotary joint (230), a Y-shaped pipe (240), a first spraying pipe (250) and a second spraying pipe (260), the water tank (210) is welded and fixed on the upper surface of the supporting plate (110), the water pump (220) is installed on the side wall of the water tank (210) through bolts, the water inlet of the water pump (220) is communicated with the water outlet of the water tank (210) through a water inlet pipe (211), the water outlet of the water pump (220) is communicated with the water inlet of the rotary joint (230) through a water outlet pipe (221), the side wall of the rotary joint (230) is fixedly connected to the upper surface of the support frame (120), the water outlet end of the rotary joint (230) is communicated with the water inlet end of the Y-shaped pipe (240), the two water outlet ends of the Y-shaped pipe (240) are respectively communicated with the water inlet ends of the first spraying pipe (250) and the second spraying pipe (260), the side wall of the first spraying pipe (250) is communicated with a water spraying nozzle (270), and the side wall of the second spraying pipe (260) is communicated with a first atomizing nozzle (280).

2. The coal mine underground ash and dust reducing and preventing device is characterized in that the Y-shaped pipe (240) is driven to rotate by the rotating assembly (300), the rotating assembly (300) comprises a motor (310), a driving wheel (320) and a driven wheel (330), the motor (310) is mounted on the upper surface of the supporting plate (110) through bolts, the output end of the motor (310) is in key connection with the driving wheel (320), the driven wheel (330) is in key connection with the side wall of the Y-shaped pipe (240), and the driving wheel (320) is in transmission connection with the driven wheel (330) through a belt (340).

3. The coal mine underground ash falling and dust preventing device as claimed in claim 1, wherein the bottom of the supporting plate (110) is detachably provided with two directional wheels (130) and two universal wheels (140) through screws, and one side of the supporting plate (110) is fixedly welded with a handle (150).

4. The coal mine underground ash falling and dust preventing device as claimed in claim 1, wherein the top of the water tank (210) is communicated with a water injection pipe (212), a water tank cover (213) is installed on the water injection pipe (212), the side wall of the water tank (210) is communicated with a drain pipe (214), and a ball valve (215) is installed on the drain pipe (214).

5. The dust falling and preventing device for the underground coal mine as claimed in claim 2, wherein a dust preventing box (350) is mounted on the top of the supporting plate (110) through bolts, and the motor (310) is positioned inside the dust preventing box (350).

6. The coal mine underground ash falling and dust preventing device as claimed in claim 1, wherein the side wall of the water outlet pipe (221) is communicated with a water spraying hose (222), the water outlet end of the water spraying hose (222) is provided with a second atomizing nozzle (223), and the water spraying hose (222) is provided with a gate valve (224).

7. The coal mine underground ash falling and dust preventing device as claimed in claim 1, wherein a filter screen (216) is fixedly connected to the inner wall of the water outlet of the water tank (210).