CN220302127U - External spraying device of coal mining machine - Google Patents
External spraying device of coal mining machine Download PDFInfo
- Publication number
- CN220302127U CN220302127U CN202321894777.8U CN202321894777U CN220302127U CN 220302127 U CN220302127 U CN 220302127U CN 202321894777 U CN202321894777 U CN 202321894777U CN 220302127 U CN220302127 U CN 220302127U
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- Prior art keywords
- pipe
- spray
- connecting water
- coal
- water pipe
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- 239000003245 coal Substances 0.000 title claims abstract description 46
- 238000005507 spraying Methods 0.000 title claims abstract description 32
- 238000005065 mining Methods 0.000 title claims abstract description 23
- 239000007921 spray Substances 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000000463 material Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 239000000428 dust Substances 0.000 abstract description 18
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 6
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 6
- 241001330002 Bambuseae Species 0.000 abstract description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 6
- 239000011425 bamboo Substances 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000000889 atomisation Methods 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract description 2
- 239000002817 coal dust Substances 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 239000000443 aerosol Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Nozzles (AREA)
Abstract
The utility model provides an external spraying device of a coal mining machine, and relates to the technical field of mining engineering. The device comprises a mounting frame, a connecting water pipe, a spray head, a protection cylinder, an air pipe connector and an air pipe, wherein the connecting water pipe is arranged in the middle of the mounting frame, connectors are arranged at two ends of the connecting water pipe, and a plurality of spray pipes are spirally arranged on the connecting water pipe; the spray pipe is provided with a spray head, and the protective cylinder is covered on the spray head; each shower nozzle is heliciform spraying play water, and then better promotion dust removal effect, and the tuber pipe interface links to each other with the tuber pipe in the tunnel, and each protection section of thick bamboo is put through to the tuber pipe, and the mixed spraying of wind flow enlarges the dust removal scope in the protection section of thick bamboo, still has better atomization effect. The device is applied to the coal cutter and can better play the effect of dust fall to can also prolong the life of equipment such as shower nozzle.
Description
Technical Field
The utility model relates to the technical field of mining engineering, and particularly provides an external spraying device of a coal mining machine.
Background
At present, the inner spray of the underground coal mining machine of the coal mine is easy to be blocked and damaged, the outer spray is easy to be crushed and worn by dropped gangue, and the inner spray and the outer spray cannot be normally used for a long time; during daily use, the spraying coverage of the internal and external spraying devices of the coal mining machine is smaller, and dust prevention and atomization are poorer. In coal mining environments with variable production conditions, these structural factors will certainly restrict the dust prevention and efficient production of the coal mining machine. For this purpose, further improvements are needed to the existing shearer spraying devices.
Disclosure of Invention
In order to better promote the dust removal effect, enlarge the dust removal scope, lengthen the life time of equipment such as spray nozzle, the utility model provides a kind of coal-winning machine external spray device, the concrete technical scheme is as follows.
The utility model provides a coal-winning machine outer atomizer, includes mounting bracket, connecting water pipe, spray pipe, shower nozzle, protection section of thick bamboo, tuber pipe interface and tuber pipe, connecting water pipe disposes in the middle of the mounting bracket, and connecting water pipe's both ends are provided with the connector, still are provided with a plurality of spray pipes on the connecting water pipe; the spray pipe is provided with a spray head, and the protection cylinder is covered on the spray head; the spray direction of each spray head is different from the angle between the axes of the connecting water pipes.
Preferably, the spray pipes are arranged on the connecting water pipe in a spiral mode, and each spray head sprays along the spiral mode when spraying.
Preferably, the air pipe is connected with the air supply pipeline in the roadway, and the air pipe is connected with each protection cylinder.
Preferably, the guide vane is arranged in the protection cylinder, and the guide vane is spirally arranged and guides the wind flow.
Preferably, the protection cylinder is in a horn mouth shape, and the protection cylinder is made of stainless steel materials or PVC materials.
It is also preferable that the two ends of the connecting water pipe are also provided with rotary connecting pipes, the two ends of the mounting frame are provided with rotary seats, and the rotary seats are provided with connecting holes.
It is also preferable that both ends of the connecting water pipe are outside the mounting frame, the mounting frame uses metal materials, and reinforcing ribs are arranged inside the mounting frame.
It is further preferred that the coal cutter external spraying device is connected to a water supply pipeline, and a plurality of coal cutter external spraying devices are connected in series on the water supply pipeline, and the coal cutter external spraying devices are respectively installed and fixed on the coal cutter.
The external spraying device for the coal cutter has the beneficial effects that the device not only realizes high-efficiency dust removal, but also converts high-pressure water supplied by the working face spraying pump into an aerosol flow barrier and a local dust-containing airflow purifying and dedusting system for controlling the outward diffusion of a dust source of coal cutting of a roller of the coal cutter, so that the on-site purification, prevention and reduction of the outward diffusion of dust generated by the coal cutting of the roller of the coal cutter are realized, and the coal dust generated by the coal cutting of the roller of the coal cutter is sucked in, thereby quickly dropping the coal dust. Meanwhile, the device has the advantages of small volume, convenient installation, easy maintenance and the like.
Drawings
FIG. 1 is a schematic structural view of an external spraying device of a coal mining machine;
FIG. 2 is a schematic view of the installation structure of the connecting water pipe;
fig. 3 is a schematic structural view of the protective cylinder;
in the figure: 1-mounting frame, 2-connecting water pipe, 3-spray pipe, 4-shower nozzle, 5-protection cylinder, 6-air pipe interface and 7-air pipe.
Detailed Description
An embodiment of an external spray device for a coal mining machine provided by the utility model is described with reference to fig. 1 to 3.
The utility model provides a coal-winning machine outer atomizer, includes mounting bracket 1, connecting water pipe 2, spray pipe 3, shower nozzle 4, protection section of thick bamboo 5, tuber pipe interface 6 and tuber pipe 7, installs through mounting bracket and coal-winning machine, and connecting water pipe switch-on atomizing equipment, protection section of thick bamboo 5 can be better protection shower nozzle, and tuber pipe 7 promotes the effect of spraying dust fall with the cooperation of protection section of thick bamboo 5. Wherein the connecting water pipe is configured in the middle of the mounting frame, the two ends of the connecting water pipe 2 are provided with connectors, and a plurality of spray pipes 3 are further arranged on the connecting water pipe 2. The spray pipe 3 is provided with a spray head, and the spray head 4 sprays water mist after being communicated. The protection cylinder 5 is covered on the spray head, plays a role in protecting the spray head 4, and can rectify water mist so as to enlarge the coverage range of the water mist. The spray direction of each spray head 4 is different from the angle between the axes of the connecting water pipes, so that the spray can be performed in a plurality of directions, and the range of dust fall is enlarged.
When the spray pipe 3 is a rigid pipeline, such as a stainless steel pipe, a PVC pipe and the like, the spray pipe 3 can be spirally arranged on the connecting water pipe, each spray head 4 can spray along the spiral during spraying, and the rigid pipeline is a straight pipe, so that stable and smooth water flow and water pressure can be ensured; the spray pipe 3 can also be a flexible pipeline, comprising a rubber pipe, a plastic pipe and the like, and the protection cylinder is fixed along a plurality of directions of the installation frame at the moment to form spiral spray, so that the arrangement and transformation of equipment are more flexible. In addition, the spray pipe 3 can be provided with a valve switch, a manual valve or an electric control valve respectively, so that the respective control of each branch is realized.
The air pipe joint 6 is connected with an air supply pipeline in the roadway, and the air pipe 7 is connected with each protection cylinder. The air pipes 7 are connected with high-pressure air from an air supply pipe of the roadway and then are dispersed to the protection cylinders 5 through the pipes. The guide vanes are arranged in the protection cylinder 5 and guide wind flow to form spiral wind flow, so that water mist can be better sprayed to the coal face.
The protection cylinder 5 is bell mouth-shaped, so that the spraying range can be enlarged, and the protection cylinder 5 is made of stainless steel materials or PVC materials.
The two ends of the connecting water pipe 2 are also provided with rotary connecting pipes so as to adapt to the integral rotation of the mounting frame, the two ends of the mounting frame are provided with rotary seats, the mounting frame 1 is fixedly arranged on the coal mining machine, the rotary seats are provided with connecting holes, and the rotary connecting pipes can be fixedly connected through the connecting holes.
The both ends of connecting water pipe 2 are in the outside of mounting bracket, and mounting bracket 1 uses metal material, and mounting bracket 1 is inside to be provided with the strengthening rib to guarantee the stability of mounting bracket structure, can protect connecting water pipe and spray pipe.
The coal cutter external spraying device is connected to a water supply pipeline, and a plurality of coal cutter external spraying devices are connected in series on the water supply pipeline and are respectively installed and fixed on the coal cutter.
The device not only realizes high-efficiency dust removal, but also converts high-pressure water supplied by the working face spray pump into an aerosol flow barrier for controlling the outward diffusion of a coal cutting dust source of the drum of the coal mining machine and a local dust-containing airflow purifying and dust removing system, so that the on-site purification, prevention and reduction of the outward diffusion of dust generated by the coal cutting of the drum of the coal mining machine are realized, and coal dust generated during the coal cutting of the drum of the coal mining machine is sucked in, thereby quickly dropping the coal dust. Meanwhile, the device has the advantages of small volume, convenient installation, easy maintenance and the like.
It should be understood that the above description is not intended to limit the utility model to the particular embodiments disclosed, but to limit the utility model to the particular embodiments disclosed, and that the utility model is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the utility model.
Claims (8)
1. The outer spraying device of the coal mining machine is characterized by comprising a mounting frame, a connecting water pipe, a spraying pipe, a spray head, a protection cylinder, an air pipe connector and an air pipe, wherein the connecting water pipe is arranged in the middle of the mounting frame, connectors are arranged at two ends of the connecting water pipe, and a plurality of spraying pipes are further arranged on the connecting water pipe; the spray pipe is provided with a spray head, and the protection cylinder is covered on the spray head; the spray direction of each spray head is different from the angle between the axes of the connecting water pipes.
2. The external spraying device of the coal mining machine according to claim 1, wherein the spraying pipes are arranged on the connecting water pipe in a spiral mode, and each spray head sprays along the spiral mode during spraying.
3. The external spraying device of the coal mining machine according to claim 1, wherein the air pipe connector is connected with an air supply pipeline in a roadway, and the air pipe is connected with each protection cylinder.
4. The external spraying device of the coal mining machine according to claim 3, wherein guide vanes are arranged in the protection cylinder, and the guide vanes are arranged in a spiral mode and guide wind flow.
5. The external spraying device of the coal mining machine according to claim 1, wherein the protection cylinder is in a horn mouth shape and is made of stainless steel materials or PVC materials.
6. The external spraying device of the coal mining machine according to claim 1, wherein the two ends of the connecting water pipe are further provided with rotary connecting pipes, the two ends of the mounting frame are provided with rotary seats, and the rotary seats are provided with connecting holes.
7. The external spraying device of the coal mining machine according to claim 6, wherein two ends of the connecting water pipe are arranged outside the mounting frame, the mounting frame is made of metal materials, and reinforcing ribs are arranged inside the mounting frame.
8. A coal cutter external spray device according to any one of claims 1 to 7, wherein the coal cutter external spray device is connected to a water supply pipeline, and a plurality of coal cutter external spray devices are connected in series on the water supply pipeline, and the coal cutter external spray devices are respectively installed and fixed on a coal cutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321894777.8U CN220302127U (en) | 2023-07-19 | 2023-07-19 | External spraying device of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321894777.8U CN220302127U (en) | 2023-07-19 | 2023-07-19 | External spraying device of coal mining machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220302127U true CN220302127U (en) | 2024-01-05 |
Family
ID=89347433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321894777.8U Active CN220302127U (en) | 2023-07-19 | 2023-07-19 | External spraying device of coal mining machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220302127U (en) |
-
2023
- 2023-07-19 CN CN202321894777.8U patent/CN220302127U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |