CN220375845U - Dust falling device for coal mine transportation tunnel - Google Patents
Dust falling device for coal mine transportation tunnel Download PDFInfo
- Publication number
- CN220375845U CN220375845U CN202322521867.9U CN202322521867U CN220375845U CN 220375845 U CN220375845 U CN 220375845U CN 202322521867 U CN202322521867 U CN 202322521867U CN 220375845 U CN220375845 U CN 220375845U
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- CN
- China
- Prior art keywords
- coal mine
- dust
- conveyor belt
- dust suppression
- suppression device
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- 239000000428 dust Substances 0.000 title claims abstract description 56
- 239000003245 coal Substances 0.000 title claims abstract description 38
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 239000007921 spray Substances 0.000 claims abstract description 35
- 230000001629 suppression Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 8
- 206010063385 Intellectualisation Diseases 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000005507 spraying Methods 0.000 description 9
- 239000003818 cinder Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010878 waste rock Substances 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 3
- 239000003595 mist Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001603 reducing effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
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- Auxiliary Methods And Devices For Loading And Unloading (AREA)
Abstract
The utility model relates to a dust falling device for a coal mine transportation roadway, and belongs to the technical field of coal mine transfer transportation. The device is arranged on a conveyor belt (2) and comprises a sealing device (1) arranged above the conveyor belt (2); the sealing device (1) comprises a sealing cover (12), a side Fang Jiaopi (13) and an end rubber (14) which are connected, and also comprises a funnel (4) and a spray rod (3) which are arranged on the sealing device (1); the conveyor belt (2) and the spray rod (3) are respectively and electrically connected with the intelligent control box (5). The dust is blocked and limited by the sealing device (1), the start and stop of the conveyor belt (2) are perceived by the intelligent control box (5), the switch of the spray rod (3) is controlled, the dust is sprayed and dusted, the sealing and the intellectualization of the dust-falling device are realized, the installation is convenient, the operation is simple, and the dust-falling effect is remarkable.
Description
Technical Field
The utility model belongs to the technical field of coal mine transfer transportation, and relates to a dust falling device for a coal mine transportation roadway.
Background
In the coal mine transportation tunnel, the main sources of dust are belt transportation transfer points and coal leakage hoppers, because coal blocks and gangue are transported in a transfer mode and fall from the coal leakage hoppers to a transportation belt in a process, the falling speed is high due to the fact that the height fall is high, dust can be generated again when the coal blocks and the gangue fall onto the belt, and meanwhile the dust on the belt is lifted up to generate a large amount of dust pollution tunnel space.
At present, aiming at dust treatment in a roadway, a mode of spraying and dust falling on the section of the roadway is mainly utilized, and as the spraying position is far, the roadway space is large, the dust dispersing range is wide, spraying is not easy to capture, and the dust falling effect is not ideal.
Disclosure of Invention
Therefore, the utility model aims to provide the dust falling device for the coal mine transportation tunnel, which can realize the sealing and the intellectualization of the dust falling of the coal mine transportation tunnel.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the dust falling device of the coal mine transportation roadway is arranged on a conveyor belt and comprises a closed cover, wherein a feed inlet is arranged on the closed cover; the one side that is close to the sealed cover the conveyer belt is provided with two edges Fang Jiaopi and the tip rubber of following the conveyer belt's the relative arrangement of direction of transportation, the tip rubber is followed the direction of transportation of conveyer belt opens and shuts, the sealed cover the side rubber with the tip rubber constitutes sealing device.
The coal blocks and the gangue can enter the sealing device through the feed inlet on the sealing cover; the side rubber is completely attached to the end rubber, the side rubber is wear-resistant rubber, friction can occur between the side rubber and the conveyor belt in the process of transferring and transporting, the service life of the rubber structure of the device can be prolonged by using the wear-resistant rubber, and the maintenance and replacement times are reduced.
Optionally, the height of the side rubber is greater than the distance between the closed cover and the conveyor belt. The side rubber can form an arc shape between the closed cover and the conveyor belt, so that the effect of complete lamination between the side rubber and the conveyor belt is achieved, and dust is prevented from drifting out from the side of the conveyor belt.
Optionally, form the material transmission passageway between the airtight cover, the conveyer belt and the side rubber, the shape of tip rubber with the cross-section shape phase-match of material transmission passageway, tip rubber can block the dust in the closing device and outwards fly away, can open and shut simultaneously according to the direction of transportation of conveyer belt for coal cinder and gangue that falls on the conveyer belt move to the direction of transportation along with the conveyer belt, and are not blocked in the closing device.
Optionally, the feeding port is formed on one surface, far away from the conveyor belt, of the sealing cover, and the coal blocks and the gangue enter the sealing device through the feeding port.
Optionally, the hopper is arranged on the feeding port, and the coal blocks and the gangue can more conveniently enter the sealing device through the hopper.
Optionally, be provided with the spray bar in the sealed cover, be connected with the inlet tube on the spray bar, after coal cinder and waste rock got into sealing device, lighter dust was scattered in sealing device, and the heavy stone dropped on the conveyer belt, and the original dust on the conveyer belt was lifted up to the lift-up, the water flow in the inlet tube is introduced in the spray bar, again spray out via the apopore of spray bar, carries out sedimentation treatment to the dust that lifts up in the sealing device.
Optionally, the spray bars are provided with at least two spray bars and are uniformly arranged on the closed cover, so that dust in the closed device can be fully settled.
Optionally, the conveyer belt with the spray wand respectively with intelligent control case electric connection, the intelligent control case is through receiving and judging the start-stop signal of conveyer belt is in order to control the start-stop of spray wand, when the conveyer belt starts, opens the spray wand, and when the conveyer belt stops, closes the spray wand.
Optionally, support frames are arranged on two sides of the sealing device and used for supporting the sealing device.
The utility model has the beneficial effects that:
(1) The device adopts a mode of airtight arrangement between the airtight device and the conveyor belt, so that raised dust is limited in the airtight device when objects such as coal blocks, gangue and the like are transported to the conveyor belt, and cannot fly outside the conveyor belt, and the sealing of dust fall of the coal mine transportation roadway is realized.
(2) The intelligent control box is installed in the device, the start-stop signal from the conveyor belt is received, the start-stop signal is output to the spray rod, the intelligentization of dust fall of the coal mine transportation roadway is realized, the manpower is saved, and the working efficiency is improved.
Additional advantages, objects, and features of the utility model 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 utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is a front view of a coal mine haulage roadway dust suppression device;
fig. 2 is a side view of a coal mine haulage roadway dust suppression device.
Reference numerals:
the device comprises a sealing device 1, a supporting frame 11, a sealing cover 12, a side rubber 13, a end rubber 14, a conveyor belt 2, a spraying rod 3, a hopper 4, an intelligent control box 5 and a water inlet pipe 6.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present utility model by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the utility model; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present utility model, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1-2, a dust-settling device for a coal mine haulage roadway is provided on a conveyor belt 2. The utility model comprises a sealing device 1, wherein the sealing device 1 comprises a sealing cover 12, side rubber 13, end rubber 14 and a plurality of supporting frames 11 arranged on two sides of the sealing cover 12 and used for supporting the sealing device 1. The side rubber 13 and the end rubber 14 are arranged below the closed cover 12 in a surrounding manner and above the conveyor belt 2; a material transmission channel is formed between the sealing cover 12 and the conveyor belt 2, and the end rubber 14 is matched with the material transmission channel, so that dust in the sealing device 1 is limited in the sealing device 1 under the blocking of the end rubber 14 and cannot fly around; the height of the side rubber 13 is larger than the distance between the closed cover 12 and the conveyor belt 2, the side rubber 13 can form an arc shape between the closed cover 12 and the conveyor belt 2, the effect of completely attaching the side rubber 13 and the conveyor belt 2 is achieved, and dust is prevented from drifting out from the side of the conveyor belt 2. The side rubber 13, the end rubber 14 and the conveyor belt 2 are completely attached, so that dust pollution caused by floating dust falling outside the conveyor belt 2 can be prevented; wherein, both sides of the end rubber 14 are arc-shaped and are tightly attached to the side rubber 13 to ensure the sealing effect. The sealing device 1 is arranged to realize sealing performance of the spray dust falling device, so that the diffusion of dust is limited to a great extent.
The side rubber 13 and the end rubber 14 are made of wear-resistant materials, so that friction damage to the conveyor belt 2 in the long-time transportation process is prevented.
One surface of the sealing cover 12 far away from the conveyor belt 2 is provided with a feed inlet, the feed inlet is provided with a funnel 4, coal blocks and gangue are scattered onto the conveyor belt 2 through the funnel 4 during transfer transportation,
a spray rod 3 is further arranged on one surface of the sealing cover 12, which is far away from the conveyor belt 2, and the spray rod 3 is connected with a water inlet pipe 6; the spray bars 3 are uniformly provided with a plurality of water outlets, and each spray bar 3 is provided with a plurality of water outlets. Water in an external water system is introduced into the spray rod 3 through the water inlet pipe 6 and then sprayed out through the water outlet holes; when the spray rod 3 sprays, under the effect of water pressure, the water in the spray rod 3 can be atomized, so that the water sprayed into the sealing device 1 is atomized, and the water mist has larger contact area compared with water flow, so that more dust is adsorbed by the water mist, and a better dust falling effect is achieved.
The conveyor belt 2 and the spray rod 3 are respectively and electrically connected with the intelligent control box 5. After receiving the start-stop signal of the conveyor belt 2, the intelligent control box 5 outputs a corresponding start-stop signal after judging so as to control the switch of the spray rod 3: when the intelligent control box 5 receives a starting signal transmitted by the conveyor belt 2, the intelligent control box outputs the starting signal to the spray rod 3 at the same time so as to control the spray rod 3 to start spraying and dust falling; when the intelligent control box 5 receives a stop signal transmitted by the conveyor belt 2, the stop signal is output to the spray rod 3 at the same time, so as to control the spray rod 3 to finish spraying and dust falling. The setting of intelligent control box 5 makes spraying dust device realize intellectuality, has reduced the human cost to work efficiency has been improved.
When the transfer transportation, coal cinder and waste rock are scattered from funnel 4 to conveyer belt 2, owing to there is the altitude fall, and coal cinder and waste rock's falling speed is too fast, lighter dust can fly away at the whereabouts in-process, and coal cinder and waste rock that falls to conveyer belt 2 also can lift up original dust on the belt to can produce a large amount of dust that fly away in the closing device 1. The side rubber 13 and the end rubber 14 are blocked, so that scattered dust is limited in the sealing device 1 and cannot fall outside a transportation roadway; and then the flying dust is sprayed and reduced through the opened spray rod 3, so that the ideal dust reducing effect is achieved.
The utility model can realize the sealing and the intellectualization of the spraying dust-settling device, and the sealing device has a great limiting effect on the dust generated in the transfer and transportation of the coal mine, wherein the sealing device is matched with the spraying rod 3 to timely settle the generated dust, the device is convenient to install and simple to operate, can save manpower, and has a strong practical value.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present utility model, which is intended to be covered by the claims of the present utility model.
Claims (9)
1. The utility model provides a colliery haulage roadway dust device, sets up on conveyer belt (2), includes airtight cover (12), its characterized in that: a feed inlet is arranged on the closed cover (12); the one side that airtight cover (12) is close to conveyer belt (2) is provided with two along conveyer belt's transportation direction relative arrangement's side rubber (13) and tip rubber (14), tip rubber (14) are followed conveyer belt (2) transportation direction opens and shuts, airtight cover (12) side Fang Jiaopi (13) with tip rubber (14) constitute closing means (1).
2. The coal mine haulage roadway dust suppression device of claim 1, wherein: the height of the sides Fang Jiaopi (13) is greater than the distance between the enclosure (12) and the conveyor belt (2).
3. The coal mine haulage roadway dust suppression device of claim 1, wherein: a material conveying channel is formed among the closed cover (12), the conveyor belt (2) and the side Fang Jiaopi (13), and the shape of the end rubber (14) is matched with the cross-sectional shape of the material conveying channel.
4. The coal mine haulage roadway dust suppression device of claim 1, wherein: the feeding hole is formed in one surface, away from the conveyor belt (2), of the closed cover (12).
5. The coal mine haulage roadway dust suppression device of claim 4, wherein: the feeding port is provided with a funnel (4).
6. The coal mine haulage roadway dust suppression device of claim 1, wherein: a spray rod (3) is arranged in the closed cover (12).
7. The coal mine haulage roadway dust suppression device of claim 6, wherein: the spray rod (3) is provided with at least two.
8. The coal mine haulage roadway dust suppression device of claim 6, wherein: the conveying belt (2) and the spray rod (3) are respectively and electrically connected with the intelligent control box (5), and the intelligent control box (5) is used for controlling the start and stop of the spray rod (3) by receiving and judging the start and stop signals of the conveying belt (2).
9. The coal mine haulage roadway dust suppression device of claim 1, wherein: two sides of the sealing device (1) are provided with supporting frames (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322521867.9U CN220375845U (en) | 2023-09-15 | 2023-09-15 | Dust falling device for coal mine transportation tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322521867.9U CN220375845U (en) | 2023-09-15 | 2023-09-15 | Dust falling device for coal mine transportation tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220375845U true CN220375845U (en) | 2024-01-23 |
Family
ID=89563918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322521867.9U Active CN220375845U (en) | 2023-09-15 | 2023-09-15 | Dust falling device for coal mine transportation tunnel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220375845U (en) |
-
2023
- 2023-09-15 CN CN202322521867.9U patent/CN220375845U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |