CN210105909U - Spraying and sprinkling device used in underground coal mine roadway - Google Patents
Spraying and sprinkling device used in underground coal mine roadway Download PDFInfo
- Publication number
- CN210105909U CN210105909U CN201920843194.XU CN201920843194U CN210105909U CN 210105909 U CN210105909 U CN 210105909U CN 201920843194 U CN201920843194 U CN 201920843194U CN 210105909 U CN210105909 U CN 210105909U
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- seamless steel
- steel tube
- steel pipe
- coal mine
- pressure water
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Abstract
The utility model discloses a spraying and sprinkling device used in underground coal mine tunnels, which comprises nuts, round steel pipes, a seamless steel pipe I, a seamless steel pipe II, a bent pipe and a high-pressure water pipe joint; the nut is fixed on a roof support anchor rod in a roadway, one axial surface of the circular steel tube is connected with the spraying device, the other end of the circular steel tube is connected with the radial surface of the seamless steel tube I, the seamless steel tube II is inserted into the seamless steel tube I, and a high-pressure water pipe joint is welded on the axial surface of the seamless steel tube II and is used for being connected with a water hose; one end of the elbow is communicated with the seamless steel pipe I, the other end of the elbow is welded with another high-pressure water pipe joint, and the high-pressure water pipe joint is connected with the air hose. The utility model discloses simple structure, simple to operate, processing is swift, laborsaving, low cost, and operation safety, convenience, the dust fall is effectual to use the installation nimble.
Description
Technical Field
The utility model is used for the processing of the dust in the mine underworkings, concretely relates to use spraying and sprinkling device in the colliery underworkings.
Background
In coal mine enterprises, although the mechanization level of mining and the production capacity of coal mines are greatly improved, more dust is generated in the production process. Along with the continuous improvement of the production process, more types of dust are developed, and the safety of mine operators is seriously threatened. For underground operation of coal mines, mine dust is always one of the greatest safety hazards, and may cause great harm. Some workers are likely to suffer from pneumoconiosis due to long-term exposure to excavation or dust working environments; workers working in a dust environment are easy to cause safety accidents due to blurred vision; the most harmful of mine dust is that coal dust explosion accidents are possibly caused, and the safety operation of a mine is seriously threatened. In order to reduce the dust concentration in the underground air and improve the quality of the underground air, various dust control technologies such as coal seam water injection, spray dust suppression, ventilation dust removal, dust removal by a dust remover, chemical dust suppression and the like are widely adopted in domestic and foreign coal mines, wherein the spray dust suppression is the most common dust prevention technical means. However, the dust settling effect of the existing underground coal mine spraying dust settling technology is poor, and particularly the dust settling efficiency of respiratory dust is low, so that the deep research is carried out on the spraying dust settling technology, and the underground coal mine spraying dust settling technology has very important significance for improving the underground operation environment and ensuring the safety production of a coal mine.
Disclosure of Invention
According to the not enough of prior art, the utility model provides a small, economy is suitable for, processing simple to operate is swift, low cost uses spraying and sprinkling device in the colliery underworkings.
The utility model discloses realize according to following technical scheme:
a spray watering device for underground coal mine tunnels comprises nuts, round steel pipes, seamless steel pipes I, seamless steel pipes II, bent pipes and high-pressure water pipe joints; the nut is fixed on a roof support anchor rod in a roadway, one axial surface of the circular steel tube is connected with the spraying device, the other end of the circular steel tube is connected with the radial surface of the seamless steel tube I, the seamless steel tube II is inserted into the seamless steel tube I, and a high-pressure water pipe joint is welded on the axial surface of the seamless steel tube II and is used for being connected with a water hose; one end of the elbow is communicated with the seamless steel pipe I, the other end of the elbow is welded with another high-pressure water pipe joint, and the high-pressure water pipe joint is connected with the air hose.
Further, a cutting seam is arranged on the radial surface of the seamless steel pipe I, and the cutting seam is used as a spray nozzle.
Further, the cutting seam is located the middle part of seamless steel pipe I, and this seamless steel pipe I's width is 2mm, and is 1/2 of pipe diameter for long.
Further, the external diameter of the round steel tube is 16 mm.
Further, the seamless steel pipe I is a steel pipe with the outer diameter of 23mm, the thickness of 2mm and the length of 80 mm.
Furthermore, the seamless steel pipe II is a steel pipe with the outer diameter of 10mm, the thickness of 2mm and the length of 60 mm.
Further, the nut is an M24 type nut.
The utility model discloses beneficial effect:
by adopting the device, the air and water pipeline valve is opened, air and water respectively enter the pipe, and finally, under the action of high pressure, water in the nozzle of the device can be sprayed out in a fog shape, so that the dust fall effect can be achieved, and the phenomenon that water flows backwards to the air inlet pipe because the water pressure is greater than the air pressure is avoided. The sprayed water mist and the sprayed water are used for wetting the dust, so that the dust is settled, the dust content in the air is reduced, the flying of the falling dust is inhibited, and finally the aim of reducing the concentration of the dust in the roadway is fulfilled.
The advantages are that: 1. the structure is simple; 2. the installation is convenient; 3. the processing is quick and labor-saving; 4. the cost is low; 5. safe and convenient operation, good dust-settling effect and flexible use and installation.
Drawings
Fig. 1 is a preferred embodiment of the spray device for underground coal mine roadway of the present invention.
Detailed Description
In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are only some, but not all embodiments of the invention. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in figure 1, the spray watering device for the underground roadway of the coal mine comprises a nut 1, a round steel pipe 2, a seamless steel pipe I3, a seamless steel pipe II 4, an elbow pipe 5 and a high-pressure water pipe connector 6; the nut 1 is fixed on a roof support anchor rod in a roadway, one axial surface of the circular steel tube 2 is connected with a spraying device, the other end of the circular steel tube 2 is connected with the radial surface of the seamless steel tube I3, the seamless steel tube II 4 is inserted into the seamless steel tube I3, a high-pressure water pipe joint 6 is welded on the axial surface of the seamless steel tube II 4, and the high-pressure water pipe joint 6 is used for being connected with a water hose; one end of the elbow pipe 5 is communicated with the seamless steel pipe I3, the other end of the elbow pipe 5 is welded with another high-pressure water pipe joint 6, and the high-pressure water pipe joint 6 is connected with an air hose.
With continued reference to fig. 1, the seamless steel pipe i 3 is provided with a cutting slit 7 on the radial surface thereof, and the cutting slit 7 is used as a spray nozzle.
The preferred scheme of the above embodiment is as follows: the cutting seam 7 is located in the middle of the seamless steel tube I3, the width of the seamless steel tube I3 is 2mm, and the length of the seamless steel tube I3 is 1/2 of the tube diameter.
The circular steel tube 2 has an outer diameter of 16 mm.
The seamless steel pipe I3 is a steel pipe with the outer diameter of 23mm, the thickness of 2mm and the length of 80 mm.
The seamless steel pipe II 4 is a steel pipe with the outer diameter of 10mm, the thickness of 2mm and the length of 60 mm.
The nut 1 adopts an M24 type nut.
The working process is as follows:
1: m24 nut is fixed on roof support anchor rod in roadway; 2. the phi 16mm round steel pipe is connected with a spraying device; 3. a seamless steel pipe I with the diameter of 23 multiplied by 80 multiplied by delta 2mm is used as an air nozzle; 4. a seamless steel pipe II with the diameter of 10 multiplied by 60 multiplied by delta 2mm is used as a water nozzle; 5. the round steel pipe is used as a connecting joint; 6. two phi 13mm high-pressure water pipe joints are respectively connected with the wind-water hose. A cutting seam with the width of 2mm and the length of 1/2 mm is cut at the middle part of a seamless steel pipe I with the diameter of 23 multiplied by 80 multiplied by delta 2mm by a cutting machine and is used as a spray nozzle, sprayed water mist and sprayed water are used for wetting dust, so that the dust is settled, the dust content in the air is reduced, the flying of falling dust is inhibited, and the aim of reducing the concentration of the dust in a roadway is finally achieved.
The method has the advantages that the influence rules of the atomization effect, the spray angle and the spray range of the air-water linkage nozzle are obtained through experimental tests on the atomization characteristic of the nozzle and theoretical analysis, the atomization particle size of the nozzle is thinned along with the increase of the spray pressure, the dispersion degree of the particle size of droplets is increased, the atomization effect is obviously improved, the atomization angle and the spray flow of the nozzle are correspondingly increased, the effective spray range is improved, the spray dust fall is facilitated, the influence of the structural form and the width of the nozzle on the atomization characteristic is experimentally analyzed, and the best atomization effect of the linear nozzle in an experiment is obtained.
By adopting the device, the air and water pipeline valve is opened, air and water respectively enter the pipe, and finally, under the action of high pressure, water in the nozzle of the device can be sprayed out in a fog shape, so that the dust fall effect can be achieved, and the phenomenon that water flows backwards to the air inlet pipe because the water pressure is greater than the air pressure is avoided. The sprayed water mist and the sprayed water are used for wetting the dust, so that the dust is settled, the dust content in the air is reduced, the flying of the falling dust is inhibited, and finally the aim of reducing the concentration of the dust in the roadway is fulfilled.
The advantages are that: 1. the structure is simple; 2. the installation is convenient; 3. the processing is quick and labor-saving; 4. the cost is low; 5. safe and convenient operation, good dust-settling effect and flexible use and installation.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the same; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (7)
1. The utility model provides a coal mine is spray watering device for in underworkings which characterized in that: the device comprises a nut, a round steel pipe, a seamless steel pipe I, a seamless steel pipe II, a bent pipe and a high-pressure water pipe joint;
the nut is fixed on a roof support anchor rod in a roadway, one axial surface of the circular steel tube is connected with the spraying device, the other end of the circular steel tube is connected with the radial surface of the seamless steel tube I, the seamless steel tube II is inserted into the seamless steel tube I, and a high-pressure water pipe joint is welded on the axial surface of the seamless steel tube II and is used for being connected with a water hose;
one end of the elbow is communicated with the seamless steel pipe I, the other end of the elbow is welded with another high-pressure water pipe joint, and the high-pressure water pipe joint is connected with the air hose.
2. The spray watering device for the underground coal mine roadway according to claim 1 is characterized in that: and a cutting seam is arranged on the radial surface of the seamless steel pipe I and is used as a spray nozzle.
3. The spray watering device for the underground coal mine roadway according to claim 2 is characterized in that: the cutting seam is located the middle part of seamless steel pipe I, and this seamless steel pipe I's width is 2mm, and is 1/2 of pipe diameter for long.
4. The spray watering device for the underground coal mine roadway according to claim 1 is characterized in that: the external diameter of the round steel tube is 16 mm.
5. The spray watering device for the underground coal mine roadway according to claim 1 is characterized in that: the seamless steel pipe I is a steel pipe with the outer diameter of 23mm, the thickness of 2mm and the length of 80 mm.
6. The spray watering device for the underground coal mine roadway according to claim 1 is characterized in that: the seamless steel pipe II is a steel pipe with the outer diameter of 10mm, the thickness of 2mm and the length of 60 mm.
7. The spray watering device for the underground coal mine roadway according to claim 1 is characterized in that: the nut is an M24 type nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920843194.XU CN210105909U (en) | 2019-06-05 | 2019-06-05 | Spraying and sprinkling device used in underground coal mine roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920843194.XU CN210105909U (en) | 2019-06-05 | 2019-06-05 | Spraying and sprinkling device used in underground coal mine roadway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210105909U true CN210105909U (en) | 2020-02-21 |
Family
ID=69562977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920843194.XU Expired - Fee Related CN210105909U (en) | 2019-06-05 | 2019-06-05 | Spraying and sprinkling device used in underground coal mine roadway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210105909U (en) |
-
2019
- 2019-06-05 CN CN201920843194.XU patent/CN210105909U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200221 |