CN116411991A - Wet-type flushing device for coal mine tunnel roof - Google Patents
Wet-type flushing device for coal mine tunnel roof Download PDFInfo
- Publication number
- CN116411991A CN116411991A CN202310585173.3A CN202310585173A CN116411991A CN 116411991 A CN116411991 A CN 116411991A CN 202310585173 A CN202310585173 A CN 202310585173A CN 116411991 A CN116411991 A CN 116411991A
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- China
- Prior art keywords
- lifting mechanism
- water
- frame
- coal mine
- water spraying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 26
- 239000003245 coal Substances 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 73
- 230000007246 mechanism Effects 0.000 claims abstract description 59
- 238000005507 spraying Methods 0.000 claims abstract description 31
- 238000005086 pumping Methods 0.000 claims abstract description 12
- 239000007921 spray Substances 0.000 claims abstract description 8
- 238000005406 washing Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 7
- 239000003344 environmental pollutant Substances 0.000 abstract description 7
- 231100000719 pollutant Toxicity 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004880 explosion Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention belongs to the technical field of dust accumulation cleaning of coal mine roadways. The invention relates to a wet flushing device for a coal mine tunnel roof, which comprises a water spraying frame, a lifting mechanism and a roof control system; the water spraying frame is fixedly arranged at the top end of the lifting mechanism, and the lifting mechanism drives the water spraying frame to lift so as to adapt to the height of the top plate; the water spraying frame is provided with a plurality of nozzles, and the nozzles are communicated with the water pumping device to spray water to wash the tunnel roof. The invention can effectively remove pollutants such as dust, sundries and the like on the roadway roof, can adjust the position and angle of the water spraying frame and the direction and range of the nozzle, and improves the flushing efficiency and coverage range. Meanwhile, the invention has the advantages of simple operation, low cost, environmental protection, no pollution and the like.
Description
Technical Field
The invention belongs to the technical field of dust accumulation cleaning of coal mine roadways, and relates to a wet flushing device for a top plate of a coal mine roadway.
Background
The coal mine tunnel roof refers to an upper rock stratum of a coal mine underground excavation working face or a transportation channel, and directly influences the safety and working environment of underground operators. Because the roof of the coal mine tunnel is subjected to the effects of mining, earthquake, wind power and other factors for a long time, cracks, looseness, falling and other phenomena can be generated, and a large amount of pollutants such as dust, sundries and the like are accumulated on the roof. The pollutants not only can influence ventilation, illumination and transportation of the roadway, but also can increase the risk of accidents such as gas explosion, fire and the like, and seriously threaten the life and property safety of underground operators.
At present, a common cleaning method is dry flushing, namely, a high-pressure fan or compressed air is used for blowing the tunnel roof. However, this method has the following disadvantages: firstly, the effect is not ideal, the pollutants on the top plate cannot be thoroughly removed, secondary dust emission can be caused, and air is polluted; secondly, the cost is high, and a large amount of electric energy and compressed air are consumed; thirdly, the noise is larger, and the noise is harmful to the health of workers. Therefore, there is an urgent need for an effective, economical, and environmentally friendly method for removing pollutants from the roof of a coal mine roadway.
Disclosure of Invention
In view of the above, the invention aims to solve the problem of cleaning a tunnel roof and provides a wet flushing device for a coal mine tunnel roof.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a wet flushing device for a coal mine tunnel roof comprises a water spraying frame and a lifting mechanism; the water spraying frame is fixedly arranged at the top end of the lifting mechanism, and the lifting mechanism drives the water spraying frame to lift so as to adapt to the height of the top plate; the water spraying frame is provided with a plurality of nozzles, and the nozzles are communicated with the water pumping device to spray water to wash the tunnel roof.
Further, the water spraying frame comprises a water collecting pipe and a guide frame; the water collecting pipe is arranged on the guide frame, and the guide frame is arranged at the top end of the lifting mechanism and is in sliding connection with the lifting mechanism; the lifting mechanism drives the guide frame to slide up and down, so that the water collecting pipe is driven to move.
Further, the lifting mechanism comprises a fixed frame and a lifting oil cylinder; the fixing frame is provided with a guide hole, and the guide frame is arranged in the guide hole in a sliding manner; the telescopic end of the lifting oil cylinder penetrates through the fixing frame to be connected with the guide frame, and the guide frame is driven to slide in the guide hole.
Further, a rotating mechanism is arranged between the water collecting pipe and the guide frame, and the angle of the water collecting pipe is adjusted through the rotating mechanism, so that the included angle between the water flow of the nozzle and the top plate is changed.
Further, the nozzles are rotatable nozzles, and the water spraying direction and range are adjusted.
Further, the water pump further comprises a top plate control system, wherein the top plate control system is connected with the water pump, the lifting mechanism and the rotating mechanism and is used for controlling the start-stop and operation parameters of the water pump, the lifting mechanism and the rotating mechanism.
Further, the lifting mechanism is also provided with a distance measuring instrument connected with the top plate control system and used for measuring the distance between the lifting mechanism and the top plate of the roadway.
Further, the roadway support device further comprises a moving platform, wherein the water spraying frame and the lifting mechanism are arranged on the moving platform, and the moving platform is used for supporting and moving the whole roadway support device to enable the roadway support device to move along the roadway.
The invention has the beneficial effects that:
1. the wet flushing device for the coal mine tunnel roof can effectively remove pollutants such as dust, sundries and the like on the tunnel roof, improve ventilation, safety and working environment of the tunnel, and reduce risks of accidents such as gas explosion and fire.
2. The invention can automatically adjust the position and the angle of the water spraying frame through the lifting mechanism and the rotating mechanism, so that the water spraying frame is suitable for roadway top plates with different heights and shapes, and the flushing efficiency and the coverage range are improved.
3. According to the invention, the water spraying direction and range can be adjusted through the rotatable nozzle, so that the roadway roof can be washed in all directions, and dead angles and omission are avoided.
4. The invention can control the start-stop and operation parameters of the water pumping device, the lifting mechanism and the rotating mechanism through the top plate control system, realize automatic and intelligent flushing operation and reduce manual intervention and misoperation.
5. The invention can support and move the whole device through the moving platform, so that the device can travel along a roadway, and the flushing operation can be conveniently and rapidly carried out.
6. Compared with the prior art, the wet type flushing device for the coal mine tunnel roof has the advantages of good effect, low cost, environmental protection, no pollution, simplicity and convenience in operation and the like, and has a good application prospect.
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. The objects and other advantages of the invention 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 invention more apparent, the present invention will be described in the following preferred detail with reference to the accompanying drawings, in which:
FIG. 1 is an overall schematic diagram of a wet flushing device for a coal mine tunnel roof in the invention;
fig. 2 is a schematic view of a lifting mechanism.
Reference numerals: 141-a water spraying frame; 142-lifting mechanism; 143-a roof control system; 144-nozzles; 145—a guide frame; 146-a rotating mechanism; 147-fixing frame; 148-lifting oil cylinder; 149-distance measuring instrument.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention 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 invention. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present invention 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 invention; for the purpose of better illustrating embodiments of the invention, 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 invention correspond to the same or similar components; in the description of the present invention, 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 invention 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 invention, 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 wet type flushing device for a coal mine tunnel roof comprises a water spraying frame 141, a lifting mechanism 142 and a roof control system 143; the water spraying frame 141 is fixedly arranged at the top end of the lifting mechanism 142, and the lifting mechanism 142 drives the water spraying frame 141 to lift so as to adapt to the height of the top plate; the water spraying frame 141 is provided with a plurality of nozzles 144, and the nozzles 144 are communicated with a water pumping device to spray water to wash the roadway roof.
Wherein the water spraying frame 141 comprises a water collecting pipe and a guide frame 145; the water collecting pipe is arranged on the guide frame 145, and the guide frame 145 is arranged at the top end of the lifting mechanism 142 and is in sliding connection with the lifting mechanism 142; the lifting mechanism 142 drives the guide frame 145 to slide up and down, thereby driving the water collecting pipe to move.
The lifting mechanism 142 comprises a fixed frame 147 and a lifting cylinder 148; the fixing frame 147 is provided with a guide hole in which the guide frame 145 is slidably mounted; the telescopic end of the lifting cylinder 148 passes through the fixing frame 147 to be connected with the guide frame 145, and the guide frame 145 is driven to slide in the guide hole.
A rotating mechanism 146 is arranged between the water collecting pipe and the guide frame 145, and the angle of the water collecting pipe is adjusted through the rotating mechanism 146, so that the included angle between the water flow of the nozzle 144 and the top plate is changed. The nozzle 144 is a rotatable nozzle, which allows for adjustment of the direction and extent of water spray.
The embodiment further comprises a top plate control system 143 and a moving platform, wherein the top plate control system 143 is connected with the water pumping device, the lifting mechanism 142 and the rotating mechanism 146 and is used for controlling the start-stop and operation parameters of the water pumping device, the lifting mechanism 142 and the rotating mechanism 146. The lifting mechanism 142 is further provided with a distance measuring instrument 149 connected with the roof control system 143 for measuring the distance to the roof of the roadway. The water spraying frame 141 and the lifting mechanism 142 are both installed on a moving platform, and the moving platform is used for supporting and moving the whole device so that the whole device can travel along a roadway.
In using the present invention, the entire device is first installed on a mobile platform and the water pumping device is connected to an external water source. The mobile platform is then pushed into the roadway to be flushed and the roof control system 143 is activated. The roof control system 143 automatically adjusts the operating states of the lifting mechanism 142 and the rotating mechanism 146 according to the data measured by the distance measuring instrument 149, so that the water spray rack 141 can adapt to roof panels of roadways with different heights and shapes, and the spray nozzles 144 can be aligned to the roof panels of roadways. The water pumping device is then activated so that the nozzles 144 spray water to flush the roof of the roadway. In the flushing process, the nozzles 144 can adjust the water spraying direction and range as required, so that the roadway roof is flushed omnidirectionally. And after the flushing is finished, the water pumping device is closed, and the movable platform is pushed out of the roadway.
As can be seen from the above embodiments, the wet type flushing device for a coal mine tunnel roof of the present invention can effectively remove pollutants such as dust and impurities on the tunnel roof, and can adjust the position and angle of the water spraying frame 141 and the direction and range of the nozzle 144, thereby improving flushing efficiency and coverage.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and although the present invention 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 invention, which is intended to be covered by the claims of the present invention.
Claims (8)
1. The utility model provides a colliery tunnel roof wet-type washing unit which characterized in that: comprises a water spraying frame and a lifting mechanism; the water spraying frame is fixedly arranged at the top end of the lifting mechanism, and the lifting mechanism drives the water spraying frame to lift so as to adapt to the height of the top plate; the water spraying frame is provided with a plurality of nozzles, and the nozzles are communicated with the water pumping device to spray water to wash the tunnel roof.
2. The coal mine roadway roof wet flushing device of claim 1, wherein: the water spraying frame comprises a water collecting pipe and a guide frame; the water collecting pipe is arranged on the guide frame, and the guide frame is arranged at the top end of the lifting mechanism and is in sliding connection with the lifting mechanism; the lifting mechanism drives the guide frame to slide up and down, so that the water collecting pipe is driven to move.
3. The coal mine roadway roof wet flushing device of claim 2, wherein: the lifting mechanism comprises a fixed frame and a lifting oil cylinder; the fixing frame is provided with a guide hole, and the guide frame is arranged in the guide hole in a sliding manner; the telescopic end of the lifting oil cylinder penetrates through the fixing frame to be connected with the guide frame, and the guide frame is driven to slide in the guide hole.
4. The coal mine roadway roof wet flushing device of claim 2, wherein: and a rotating mechanism is arranged between the water collecting pipe and the guide frame, and the angle of the water collecting pipe is adjusted through the rotating mechanism, so that the included angle between the water flow of the nozzle and the top plate is changed.
5. The coal mine roadway roof wet flushing device of claim 1, wherein: the nozzle is a rotatable nozzle, and the adjustment of the water spraying direction and range is realized.
6. The wet flushing device for a coal mine tunnel roof according to claim 4, wherein: the water pump further comprises a top plate control system, wherein the top plate control system is connected with the water pumping device, the lifting mechanism and the rotating mechanism and used for controlling the start-stop and operation parameters of the water pumping device, the lifting mechanism and the rotating mechanism.
7. The coal mine tunnel roof wet flushing apparatus of claim 6, wherein: and the lifting mechanism is also provided with a distance measuring instrument connected with the top plate control system and used for measuring the distance between the lifting mechanism and the roadway top plate.
8. The coal mine roadway roof wet flushing device of claim 1, wherein: the device comprises a roadway, and is characterized by further comprising a moving platform, wherein the water spraying frame and the lifting mechanism are arranged on the moving platform, and the moving platform is used for supporting and moving the whole device so that the device can travel along the roadway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310585173.3A CN116411991A (en) | 2023-05-23 | 2023-05-23 | Wet-type flushing device for coal mine tunnel roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310585173.3A CN116411991A (en) | 2023-05-23 | 2023-05-23 | Wet-type flushing device for coal mine tunnel roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116411991A true CN116411991A (en) | 2023-07-11 |
Family
ID=87054564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310585173.3A Pending CN116411991A (en) | 2023-05-23 | 2023-05-23 | Wet-type flushing device for coal mine tunnel roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116411991A (en) |
-
2023
- 2023-05-23 CN CN202310585173.3A patent/CN116411991A/en active Pending
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