CN217841646U - Dust-settling, spraying and pressurizing device of heading machine - Google Patents
Dust-settling, spraying and pressurizing device of heading machine Download PDFInfo
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- CN217841646U CN217841646U CN202222229110.8U CN202222229110U CN217841646U CN 217841646 U CN217841646 U CN 217841646U CN 202222229110 U CN202222229110 U CN 202222229110U CN 217841646 U CN217841646 U CN 217841646U
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Abstract
The utility model discloses a entry driving machine dust fall spraying pressure device, including the hydraulic tank and the oil pump of entry driving machine, the oil pump provides power by the motor, and the import of a solenoid valve of exit linkage of oil pump, hydraulic drive high pressure water pump of exit control connection of solenoid valve, the water inlet of hydraulic drive high pressure water pump are connected and are pressed the water source pipeline, and the water smoke nozzle of placing entry driving machine each position is connected through the distribution pipeline to the delivery port of hydraulic drive high pressure water pump the water inlet of hydraulic drive high pressure water pump all is provided with water pressure sensor, and the input of a controller is connected to two water pressure sensors, and the output of controller is connected the control end of solenoid valve. The utility model can pressurize the spray water under the condition of insufficient normal water pressure, thereby playing a good spraying and dust-settling effect, improving the working environment and the working efficiency of the development machine; and the utility model discloses simple structure maintains convenient to use, and fastness and stability are good, environmental suitability is strong.
Description
Technical Field
The utility model relates to a coal mine equipment technical field especially relates to a entry driving machine dust fall spraying pressure device.
Background
In the production process of a coal mine, productive dust is a great threat to the health of coal miners and the safety production of operating places, dust harm is reduced by a method of combining spray dust reduction and individual protection in coal mines generally, during the production of a tunneling working face, dust generated by the operation of a cutting head of a tunneling machine is a main dust source of the tunneling working face, the traditional dust removal is realized by connecting a spray head on the tunneling machine through a water pipe with water pressure, the water pressure is uniformly adjusted by the ground, the dust reduction effect in the actual production process is not ideal due to the fact that the spray pressure on site cannot be adjusted, the cutting efficiency of the tunneling machine is severely limited, meanwhile, the dust deteriorates the operating environment, and the safety of coal mine production and the health of workers are greatly threatened. Therefore, how to reduce the dust generated when the heading machine cuts, effectively exert the heading machine efficiency and improve the working environment becomes a technical problem to be solved urgently at present.
Disclosure of Invention
An object of the utility model is to provide a dust fall spraying pressure device of entry driving machine to solve above-mentioned technical problem.
In order to realize the above purpose, the utility model discloses a dust fall spraying and pressurizing device for heading machine, including the hydraulic tank and the oil pump of heading machine, the oil pump advance oil pipe and connect hydraulic tank, and the oil pump provides power by the motor, its characterized in that, the import of solenoid valve of exit linkage of oil pump, hydraulic drive high pressure water pump is connected to the exit control of solenoid valve, the water source pipeline is pressed in the water inlet connection of hydraulic drive high pressure water pump, hydraulic drive high pressure water pump's delivery port is through the water smoke nozzle of distribution tube coupling each position of heading machine of arranging in the water inlet of hydraulic drive high pressure water pump is provided with first water pressure sensor, and the delivery port is provided with second water pressure sensor, the input of a controller is connected with second water pressure sensor to first water pressure sensor, the output of controller is connected the control end of solenoid valve, the controller is used for controlling the switching value of solenoid valve according to the water inlet of hydraulic drive high pressure water pump and delivery port pressure, and then adjusts the pressure of hydraulic drive high pressure water pump delivery port.
Further, a pressure reducing valve is arranged between the outlet of the electromagnetic valve and the hydraulic drive high-pressure water pump.
Furthermore, the water spray nozzles at all parts of the heading machine comprise water spray nozzles arranged on the left side of the cutting arm of the heading machine, water spray nozzles arranged on the right side of the cutting arm of the heading machine and water spray nozzles arranged on the cutting head of the heading machine, and the water spray nozzle rings of the cutting head are arranged around the cutting head.
Furthermore, the first water pressure sensor is connected with a water inlet of the hydraulic drive high-pressure water pump, and the second water pressure sensor is connected with a water outlet of the hydraulic drive high-pressure water pump through a three-way pipe respectively.
The utility model has the advantages that: the utility model discloses a dust fall spraying pressurization device of a development machine, which can realize the pressurization of spray water under the condition of insufficient normal water pressure, play a good spraying dust fall effect, improve the working environment and improve the working efficiency of the development machine; and the utility model discloses simple structure maintains convenient to use, and fastness and stability are good, environmental suitability is strong, and application scope is wide.
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 1, a first water pressure sensor; 2. a controller; 3. an electromagnetic valve; 4. a water inlet; 5. a water outlet; 6. a three-way pipe; 7. a hydraulically driven high pressure water pump; 8. a pump body; 9. a pressure gauge; 10. a pressure reducing valve; 11. a pump body oil return pipe; 12. an oil inlet pipe of the pressure reducing valve; 13. a pressure reducing valve oil return pipe; 14. an oil pump; 15. a motor; 16. a filter; 17. a hydraulic oil tank; 18. a second water pressure sensor.
Detailed Description
The utility model discloses a heading machine dust fall spraying pressure device, as shown in figure 1, including the hydraulic tank 17 and the oil pump 14 of heading machine, oil pump 14 advances oil pipe and connects hydraulic tank 17, still is connected with a filter 16 between oil pump 14 and hydraulic tank 17, and oil pump 14 is connected with motor 15 and is provided power by motor 15. The outlet of the oil pump 14 is connected with the inlet of an electromagnetic valve 3, the outlet of the electromagnetic valve 3 is controlled and connected with a hydraulic drive high-pressure water pump 7, the hydraulic drive high-pressure water pump 7 comprises a pump body 8, a pressure gauge 9 arranged on the pump body 8 and a pump body oil return pipe 11, and the pump body oil return pipe 11 is connected with a hydraulic oil tank 17. A pressure reducing valve 10 is further arranged between the outlet of the electromagnetic valve 3 and the hydraulic drive high-pressure water pump 7, one end of the pressure reducing valve 10 is connected with the pump body 8, the other end of the pressure reducing valve 10 is connected with a pressure reducing valve oil inlet pipe 12 and a pressure reducing valve oil return pipe 13, the pressure reducing valve oil inlet pipe 12 is connected with the outlet of the electromagnetic valve 3, and the pressure reducing valve oil return pipe 13 is connected with a hydraulic oil tank 17. The pressure reducing valve 10 can adjust the power drive of the hydraulic drive high-pressure water pump 7, and the safety performance is improved.
The water inlet 4 of the hydraulic drive high-pressure water pump is connected with a pressurized water source pipeline, and the water outlet 5 of the hydraulic drive high-pressure water pump is connected with water mist nozzles arranged at all parts of the heading machine through a distribution pipeline. The water inlet 4 of the hydraulic drive high-pressure water pump is provided with a first water pressure sensor 1, the water outlet 5 is provided with a second water pressure sensor 18, the pressure values of the water inlet and the water outlet of the hydraulic drive high-pressure water pump can be measured respectively, the first water pressure sensor 1 and the second water pressure sensor 18 are connected with the input end of a controller 2, the output end of the controller 2 is connected with the control end of an electromagnetic valve 3, the controller 2 is used for controlling the switching value of the electromagnetic valve 3 according to the pressure of the water inlet and the water outlet of the hydraulic drive high-pressure water pump 7, and further the pressure of the water outlet 5 of the hydraulic drive high-pressure water pump is adjusted.
Specifically, the first water pressure sensor 1 is connected with a water inlet 4 of the hydraulic drive high-pressure water pump, and the second water pressure sensor 18 is connected with a water outlet 5 of the hydraulic drive high-pressure water pump through a three-way pipe 6.
Specifically, the water spray nozzles at each part of the heading machine comprise water spray nozzles arranged on the left side of a cutting arm of the heading machine, water spray nozzles arranged on the right side of the cutting arm of the heading machine and water spray nozzles arranged on a cutting head of the heading machine, wherein the water spray nozzle rings of the cutting head are arranged around the cutting head.
The utility model discloses a entry driving machine dust fall spraying pressure device, its oil tank, the oil pump is that the entry driving machine has had equipment, for hydraulic drive high pressure water pump provides power, output power size control hydraulic drive high pressure water pump to delivery port hydraulic control through adjusting the oil pump, two water pressure sensor real-time supervision water inlets, the water pressure change of delivery port, and transmit the pressure value to the controller, the controller is through the switching value of the water pressure isoparametric control solenoid valve that sets up, and then the power drive of control hydraulic drive high pressure water pump, delivery port water pressure is adjusted to control hydraulic drive high pressure water pump. The utility model discloses can realize satisfying the working face spraying requirement to the pressurization of spraying water under the not enough condition of water pressure, improve spraying dust fall effect.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the present invention can be further modified with various changes and improvements without departing from the spirit and scope of the present invention, and these changes and improvements should be included in the protection scope of the present invention.
Claims (4)
1. A dust fall spraying and pressurizing device of a heading machine comprises a hydraulic oil tank and an oil pump of the heading machine, wherein an oil inlet pipe of the oil pump is connected with the hydraulic oil tank, the oil pump is powered by a motor, the outlet of the oil pump is connected with the inlet of an electromagnetic valve, the outlet of the electromagnetic valve is connected with a hydraulically-driven high-pressure water pump, the water inlet of the hydraulically-driven high-pressure water pump is connected with a pressurized water source pipeline, the water outlet of the hydraulically-driven high-pressure water pump is connected with water mist nozzles arranged at all parts of the heading machine through a distribution pipeline, a first water pressure sensor is arranged at the water inlet of the hydraulically-driven high-pressure water pump, a second water pressure sensor is arranged at the water outlet of the hydraulically-driven high-pressure water pump, the first water pressure sensor and the second water pressure sensor are connected with the input end of a controller, the output end of the controller is connected with the control end of the electromagnetic valve, and the controller is used for controlling the opening and closing amount of the electromagnetic valve according to the water inlet and the water outlet pressure of the hydraulically-driven high-pressure water pump, so as to adjust the pressure of the hydraulically-driven high-pressure water pump.
2. A dust fall spray pressurizing device for a heading machine according to claim 1, wherein a pressure reducing valve is provided between the outlet of the solenoid valve and the hydraulically driven high-pressure water pump.
3. The dust-settling, spraying and pressurizing device of the heading machine as claimed in claim 1, wherein the water spray nozzles at each part of the heading machine comprise water spray nozzles arranged at the left side of the cutting arm of the heading machine, water spray nozzles arranged at the right side of the cutting arm of the heading machine and water spray nozzles arranged at the cutting head of the heading machine, and the water spray nozzle ring of the cutting head is arranged around the cutting head.
4. The dust-settling, spraying and pressurizing device for the heading machine as claimed in claim 1, wherein the first water pressure sensor and the water inlet of the hydraulically-driven high-pressure water pump are connected through a three-way pipe, and the second water pressure sensor and the water outlet of the hydraulically-driven high-pressure water pump are connected through a three-way pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222229110.8U CN217841646U (en) | 2022-08-24 | 2022-08-24 | Dust-settling, spraying and pressurizing device of heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222229110.8U CN217841646U (en) | 2022-08-24 | 2022-08-24 | Dust-settling, spraying and pressurizing device of heading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217841646U true CN217841646U (en) | 2022-11-18 |
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ID=84016702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222229110.8U Active CN217841646U (en) | 2022-08-24 | 2022-08-24 | Dust-settling, spraying and pressurizing device of heading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217841646U (en) |
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2022
- 2022-08-24 CN CN202222229110.8U patent/CN217841646U/en active Active
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