Maneuverability intelligent spraying system for coal flame retardant inhibitor

Abstract

The maneuverability intelligent spraying system comprises a vehicle body, the left side of the top of the vehicle body is fixedly connected with a liquid medicine box, the bottom of the right side of the liquid medicine box is communicated with a liquid injection pump, a water outlet of the liquid injection pump is communicated with an injection pump through a pipeline, and a pressure gauge is communicated between the liquid injection pump and the injection pump. And a water outlet of the injection pump is communicated with a flow meter. The device is installed at the position where spraying is needed through the installation frame in advance, meanwhile, the threaded bolt slides in the installation groove and can be fastened through the nut, angle adjusting operation can be facilitated, injection pressure is provided for conveying of liquid medicine through liquid injection of the liquid injection pump, observation is conducted through the pressure gauge, and quantitative spraying of the liquid medicine can be facilitated through the arrangement of the injection pump and the flow meter; and meanwhile, the PLC is used for controlling the starting and stopping time of the liquid injection pump and the injection pump through the relay, manual operation is replaced, and the spraying efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of coal mine production, in particular to a mobile intelligent spraying system for coal flame retardant and inhibitor. Background Art

[0002] With the development of science and technology, the safety and efficiency requirements of coal mine production are getting higher and higher. The parts where coal spontaneous combustion is most likely to occur, such as the upper and lower openings of the working face, the coal pillar accumulation zone in the tunnel, etc., need to be sprayed. The traditional coal mine inhibitor pump spraying method is manual operation.

[0003] The manual spraying method has problems such as complex operation, low efficiency, and large errors. In order to improve the spraying efficiency and accuracy of the coal mine inhibitor pump and reduce manual operation errors, we propose a mobile intelligent spraying system for coal flame retardants to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a mobile intelligent spraying system for coal flame retardant and inhibitor, which is easy to operate and improves the spraying efficiency and accuracy of coal mine inhibitor, so as to solve the above-mentioned background technical problems.

[0005] The utility model solves the above-mentioned technical problems with the following technical solutions: a mobile intelligent spraying system for coal flame retardant and inhibitor, comprising a vehicle body, a liquid medicine tank is fixedly connected to the left side of the top of the vehicle body, a liquid injection pump is connected to the bottom of the right side of the liquid medicine tank, the water outlet of the liquid injection pump is connected to the jet pump through a pipeline, a pressure gauge is connected between the liquid injection pump and the jet pump, the water outlet of the jet pump is connected to a flow meter, one end of the flow meter is connected to a jet pipe through a jet hose, one side of the jet pipe is connected to a nozzle, a threaded bolt is fixedly connected to the front and rear positions of the jet pipe, a mounting frame is fixedly installed on the surface of the threaded bolt through a nut, and a mounting groove is provided on the surface of the mounting frame and at a position matching the threaded bolt;

[0006] Relays are fixedly installed on the front of the injection pump and the injection pump, a PLC controller is fixedly connected to the front of the medicine liquid tank, the electrical output end of the PLC controller is electrically connected to the electrical input end of the relay, and the output ends of the relays are electrically connected to the electrical input ends of the injection pump and the injection pump.

[0007] Preferably, a water supply pipe is provided on the left side of the inner cavity of the medicine liquid tank.

[0008] Preferably, a mounting hole is opened on the top of the mounting frame, and the number of the mounting holes is multiple.

[0009] Preferably, the threaded bolt passes through the mounting groove and is fastened by a nut connected by surface threads.

[0010] Preferably, the mounting groove is designed to be arc-shaped, and one end surface of the mounting groove passes through the bottom end surface of the mounting frame.

[0011] Preferably, the model of the relay is BZ-40 / 8, the model of the injection pump is 2ZYBQ-2 / 32 pneumatic injection pump, the model of the PLC controller is CPU224XP, and the model of the relay is JQC-3FF time relay.

[0012] Preferably, a valve is provided at the nozzle of the spray pipe close to the spray hose.

[0013] 1. The beneficial effects of the utility model are as follows: the utility model can be pre-installed at the position where spraying is required through the mounting frame, and at the same time, the threaded bolt can be slid in the mounting groove, and can be fastened by the nut, so that the angle can be conveniently adjusted. The injection of the injection pump provides injection pressure for the delivery of the liquid medicine, and at the same time, the pressure gauge is used for observation. The setting of the injection pump and the flow meter can facilitate the quantitative injection of the liquid medicine, and finally, it is sprayed through the injection hose and the injection pipe through the nozzle. At the same time, the PLC controller is used to control the start and stop time of the injection pump and the injection pump through the relay, which replaces the manual operation and improves the spraying efficiency. By setting the above structure, the purpose of convenient operation and improving the spraying efficiency and accuracy of the coal mine inhibitor can be achieved.

[0014] 2. The utility model can be connected with external pipelines through the water supply pipe, so as to facilitate timely water supply.

[0015] 3. The utility model provides a mounting hole, which can be used to facilitate the contact and installation of the mounting frame and the connecting object through an external clamp or wire, and can facilitate underground operation.

[0016] 4. The utility model sets the installation groove as an arc-shaped design, and one end surface of the installation groove penetrates the bottom end surface of the installation frame, which is convenient for sliding the injection pipe and adjusting the angle, and also facilitates the purpose of disassembling and assembling the injection pipe when not in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] in:

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the injection pipe structure of the utility model;

[0020] Figure 3 It is a schematic diagram of the disassembly between the injection pipe and the mounting frame of the utility model;

[0021] Figure 4 It is a partial enlarged view of point A of the utility model.

[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0023] 1. Vehicle body; 2. Liquid tank; 3. Liquid injection pump; 4. Jet pump; 5. Pressure gauge; 6. Flow meter; 7. Jet hose; 8. Jet pipe; 9. Spray nozzle; 10. Threaded bolt; 11. Nut; 12. Mounting bracket; 13. Mounting slot; 14. Relay; 15. PLC controller; 16. Water supply pipe; 17. Mounting hole. DETAILED DESCRIPTION

[0024] Hereinafter, an embodiment of a mobile intelligent spraying system for coal flame retardant and flame retardant of the utility model will be described with reference to the accompanying drawings.

[0025] Embodiment 1:

[0026] Figure 1-4 The utility model shows a mobile intelligent spraying system for coal flame retardant and inhibitor, comprising a vehicle body 1, a water supply pipe 16 is arranged at the left position of the inner cavity of the liquid medicine tank 2, the left side of the top of the vehicle body 1 is fixedly connected with the liquid medicine tank 2, the bottom of the right side of the liquid medicine tank 2 is connected with a liquid injection pump 3, the water outlet of the liquid injection pump 3 is connected with a jet pump 4 through a pipeline, a pressure gauge 5 is connected between the liquid injection pump 3 and the jet pump 4, the water outlet of the jet pump 4 is connected with a flow meter 6, one end of the flow meter 6 is connected with a jet pipe 8 through a jet hose 7, a valve is arranged at the nozzle of the jet hose 7 of the jet pipe 8 for convenient manual operation, a nozzle 9 is connected to one side of the jet pipe 8, a threaded bolt 10 is fixedly connected to the front and rear positions of the jet pipe 8, a mounting frame 12 is fixedly mounted on the surface of the threaded bolt 10 through a nut 11, and a mounting groove 13 is provided on the surface of the mounting frame 12 and at a position matching with the threaded bolt 10;

[0027] Relays 14 are fixedly installed on the front of the injection pump 3 and the jet pump 4, and a plc controller 15 is fixedly connected to the front of the liquid tank 2. The electrical output end of the plc controller 15 is electrically connected to the electrical input end of the relay 14, and the output end of the relay 14 is electrically connected to the electrical input end of the injection pump 3 and the jet pump 4. The model of the relay 14 is BZ-40 / 8, the model of the injection pump 3 is 2ZYBQ-2 / 32 pneumatic injection pump, the model of the plc controller 15 is CPU224XP, and the model of the relay 14 is JQC-3FF time relay; it can be pre-set. It is installed at the position where spraying is required through the mounting bracket 12, and the threaded bolt 10 is slid in the mounting groove 13, and can be fastened by the nut 11, which can facilitate the operation of adjusting the angle. The injection of the injection pump 3 provides injection pressure for the delivery of the liquid medicine, and the pressure gauge 5 is used for observation. The setting of the injection pump 4 and the flow meter 6 can facilitate the quantitative injection of the liquid medicine, and finally it is sprayed through the injection hose 7 and the injection pipe 8 through the nozzle 9. At the same time, the PLC controller 15 is used to control the start and stop time of the injection pump 3 and the injection pump 4 through the relay 14, which replaces the manual operation and improves the efficiency of spraying.

[0028] The application document uses magnesium chloride MgCl2 as an inhibitor to spray the inhibitor on the floating coal on the bottom of the mining face, the goaf, the heated areas of the coal wall in the mining tunnel, and other areas with increased temperature, such as the upper and lower openings of the working face, the coal pillar accumulation zone in the tunnel, etc.

[0029] Embodiment 2:

[0030] Figure 1-4The utility model shows a mobile intelligent spraying system for coal flame retardant and flame retardant, comprising a vehicle body 1, a liquid medicine tank 2 is fixedly connected to the left side of the top of the vehicle body 1, a liquid injection pump 3 is connected to the bottom of the right side of the liquid medicine tank 2, a water outlet of the liquid injection pump 3 is connected to a jet pump 4 through a pipeline, a pressure gauge 5 is connected between the liquid injection pump 3 and the jet pump 4, a flow meter 6 is connected to the water outlet of the jet pump 4, one end of the flow meter 6 is connected to a jet pipe 8 through a jet hose 7, one side of the jet pipe 8 is connected to a nozzle 9, a threaded bolt 10 is fixedly connected to the front and rear positions of the jet pipe 8, a mounting bracket 12 is fixedly installed on the surface of the threaded bolt 10 through a nut 11, and a surface of the mounting bracket 12 and a position matching with the threaded bolt 10 are provided The mounting groove 13 is designed to be arc-shaped, and one end face of the mounting groove 13 passes through the bottom end face of the mounting frame 12. The threaded bolt 10 passes through the mounting groove 13 and is fastened by a nut 11 connected by a surface thread. A mounting hole 17 is provided on the top of the mounting frame 12. The number of the mounting holes 17 is multiple. By setting the mounting holes 17, the mounting frame 12 can be conveniently contacted and installed with the connection object through an external clamp or wire, which can facilitate underground operation. By setting the mounting groove 13 to be designed to be arc-shaped, one end face of the mounting groove 13 passes through the bottom end face of the mounting frame 12, which is convenient for sliding the injection pipe 8. While adjusting the angle, it is also convenient for the injection pipe 8 to be disassembled and assembled when not in use.

[0031] Working principle: When the utility model is used, a vehicle body 1 is set underground, wherein the capacity of the liquid medicine tank 2 is 1.2m 3 , by pulling the spray hose 7 along the transport chute to the working surface or other fire prevention and extinguishing treatment locations, the mounting hole 17 on the mounting frame 12 can be installed on an appropriate connection object through a clamp or wire according to the actual installation situation, and the threaded bolt 10 on the spray pipe 8 can be slid in the mounting groove 13 according to the situation, and the spraying angle of the nozzle 9 can be adjusted. At the same time, the nut 11 is used for tightening, which facilitates the operation. The PLC controller 15 pre-sets the start time of the injection pump 3 and the injection pump 4. The liquid in the liquid tank 2 is injected and pressure-transported by the injection pump 3, and the pressure gauge 5 is used for observation. The setting of the injection pump 4 and the flow meter 6 can facilitate the quantitative injection of the liquid, and finally it is sprayed through the spray hose 7 and the injection pipe 8 through the nozzle 9, which improves the spraying efficiency and accuracy.

[0032] In summary: the mobile intelligent spraying system of coal flame retardant and inhibitor, through the setting of injection pump 3, injection pump 4, pressure gauge 5, flow meter 6, injection hose 7, injection pipe 8, nozzle 9, nut 11, mounting frame 12, mounting slot 13, relay 14 and PLC controller 15, realizes the purpose of convenient operation and improving the efficiency and accuracy of coal mine inhibitor spraying.

Claims

1. A mobile intelligent spraying system for coal flame retardant and flame retardant, comprising a vehicle body (1), wherein a liquid medicine tank (2) is fixedly connected to the left side of the top of the vehicle body (1), characterized in that: The bottom of the right side of the liquid medicine tank (2) is connected to a liquid injection pump (3), the water outlet of the liquid injection pump (3) is connected to a jet pump (4) through a pipeline, a pressure gauge (5) is connected between the liquid injection pump (3) and the jet pump (4), the water outlet of the jet pump (4) is connected to a flow meter (6), one end of the flow meter (6) is connected to a jet pipe (8) through a jet hose (7), one side of the jet pipe (8) is connected to a nozzle (9), the front and rear positions of the jet pipe (8) are fixedly connected to a threaded bolt (10), the surface of the threaded bolt (10) is fixedly mounted with a mounting frame (12) through a nut (11), and a mounting groove (13) is provided on the surface of the mounting frame (12) at a position matching the threaded bolt (10); A relay (14) is fixedly installed on the front of the injection pump (3) and the injection pump (4); a PLC controller (15) is fixedly connected to the front of the liquid medicine tank (2); the electrical output end of the PLC controller (15) is electrically connected to the electrical input end of the relay (14); and the output end of the relay (14) is electrically connected to the electrical input end of the injection pump (3) and the injection pump (4).

2. The coal flame retardant and inhibitor mobile intelligent spraying system according to claim 1 is characterized in that: A water supply pipe (16) is arranged on the left side of the inner cavity of the liquid medicine box (2).

3. The mobile intelligent spraying system for coal flame retardant and inhibitor according to claim 1 is characterized in that: The top of the mounting frame (12) is provided with a mounting hole (17), and the number of the mounting holes (17) is multiple.

4. The mobile intelligent spraying system for coal flame retardant and inhibitor according to claim 1 is characterized in that: The threaded bolt (10) passes through the mounting groove (13) and is fastened by a nut (11) connected by surface threads.

5. The mobile intelligent spraying system for coal flame retardant and inhibitor according to claim 4 is characterized in that: The installation groove (13) is designed to be arc-shaped, and one end surface of the installation groove (13) passes through the bottom end surface of the installation frame (12).

6. The mobile intelligent spraying system for coal flame retardant and inhibitor according to claim 1 is characterized in that: The model of the relay (14) is BZ-40 / 8, the model of the injection pump (3) is 2ZYBQ-2 / 32 pneumatic injection pump, the model of the PLC controller (15) is CPU224XP, and the model of the relay (14) is JQC-3FF time relay.

7. The mobile intelligent spraying system for coal flame retardant and inhibitor according to claim 1 is characterized in that: The spray pipe (8) is provided with a valve near the pipe opening of the spray hose (7).

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