Online flying dust monitoring linkage fog gun spraying automatic control system

Abstract

The utility model discloses an on-line flying dust monitoring linkage fog gun spraying automatic control system, which comprises a fog gun vehicle and an air quality monitor, one side of the fog gun vehicle is provided with a support frame, and the support frame is detachably connected with the fog gun vehicle; a supporting rod is installed at the top of the supporting frame, a bearing rod is arranged at the top end of the supporting rod, the air quality monitor is arranged at the top of the bearing rod, a junction box is arranged at the bottom of one end of the bearing rod and connected with a wire, an alternating current contactor is connected to the wire, and a control box is arranged on the side face of the fog gun vehicle. The bottom end of the alternating current contactor is connected with the control box through a wire. According to the utility model, the air quality monitor is arranged on one side of the fog gun vehicle, the air quality monitor is used for monitoring the air quality, and meanwhile, the air quality monitor is connected with the fog gun vehicle through the alternating current contactor, so that the air quality monitor can feed back a signal to the alternating current contactor when the dust concentration in the air is too high.

Description

Technical Field

[0001] The utility model relates to the technical field of spray dust suppression equipment, in particular to an online dust monitoring linkage fog cannon spray automatic control system. Background Technique

[0002] In many places prone to dust generation such as construction sites, mine exploitation, and material stacking. At present, there are many deficiencies in dust control. In terms of dust monitoring, traditional monitoring methods often rely on dust detection equipment installed at fixed positions; the air around the monitoring equipment is monitored by the monitoring equipment, and after the dust exceeds the standard, a signal is fed back to the spray equipment to reduce dust through the spray equipment.

[0003] In the prior art, the utility model patent with the patent number CN201621298927.9 discloses a dust automatic monitoring spray system, which includes a dust suppression spray device and a monitoring and display device; the dust suppression spray device is composed of a spray head, a first water supply pipe, a second water supply pipe, a water supply pump and a rotary joint; the monitoring and display device includes a data collector, a sensor, a data display module, a wireless transmission module, a data processing module and a bracket for collecting environmental condition data; the water supply pump is a water supply pump with a remote control function, and data transmission is carried out between the water supply pump and the wireless transmission module through wireless signals. The air quality inside the construction site is monitored and displayed in real time through the monitoring and display device arranged inside the construction site, which can give intuitive data display to the construction site cleaning personnel, and the monitoring and display device controls the opening and closing of the dust suppression spray device installed on the tower crane to improve the environmental quality of the construction site.

[0004] The dust automatic monitoring spray system provided by the above patent mainly relies on the dust detection equipment to detect that the dust exceeds the standard and then transmits a signal to the dust suppression spray device of the tower crane. However, in fact, the air dust detection equipment can only detect the air around the equipment, which is not comprehensive, while the range of the tower crane dust suppression spray is relatively wide, which results in the existing dust monitoring spray system being unable to dust a specific range targeted, with limited use and inconvenient for the staff to flexibly move the position of the dust suppression spray system according to the use requirements. Content of the Utility Model

[0005] The purpose of the utility model is to provide an online dust monitoring linkage fog cannon spray automatic control system, aiming to improve the problem that the existing dust monitoring spray system cannot dust a specific range targeted, with limited use and inconvenient for the staff to flexibly move the position of the dust suppression spray system according to the use requirements.

[0006] The utility model is implemented as follows:

[0007] An online dust monitoring linkage fog cannon spraying automatic control system includes a fog cannon vehicle and an air quality monitor. One side of the fog cannon vehicle is provided with a support frame, and the support frame is detachably connected to the fog cannon vehicle; a support rod is installed on the top of the support frame, a supporting rod is provided at the top of the support rod, the air quality monitor is arranged on the top of the supporting rod, and a junction box is provided at the bottom of one end of the supporting rod. The junction box is connected with a wire, and an AC contactor is connected to the wire. A control box is arranged on the side of the fog cannon vehicle, and the bottom end of the AC contactor is connected to the control box through a wire.

[0008] Preferably, the side of the support frame that fits the fog cannon vehicle is provided with a plurality of bolt holes from top to bottom, and a rotary joint is provided at the end of the support frame away from the fog cannon vehicle. A threaded hole is provided in the middle of the rotary joint.

[0009] Preferably, an installation joint is provided at the bottom end of the support rod, an installation stud is provided at the bottom end of the installation joint, and the installation stud is threadedly connected to the threaded hole; a threaded groove is provided at the top end of the support rod.

[0010] Preferably, a connecting stud is provided in the middle of the bottom end of the supporting rod, and the connecting stud is threadedly connected to the threaded groove; a wind direction sensor and a wind speed sensor are respectively provided at the front and rear ends of the upper surface of the supporting rod; a connecting plug is provided at the bottom end of the wire, and the connecting plug is connected to the control box.

[0011] Preferably, universal wheels are provided at the bottom corners of the fog cannon vehicle. An installation frame is provided at the top of the fog cannon vehicle. The installation frame is of a U-shaped structure, and bearing seats are respectively provided at both ends of the top of the installation frame. A spray cannon is arranged inside the installation frame. Connecting shafts are symmetrically arranged on both sides of the spray cannon, and the connecting shafts are connected to the bearing seats; an electric cylinder is arranged between the installation frame and the spray cannon; a communication slot is provided at the top of the control box.

[0012] Preferably, it further includes a handle, the handle is arranged on the upper surface of the fog cannon vehicle, and the handle is connected to the fog cannon vehicle through bolts.

[0013] Preferably, inclined push rods are symmetrically arranged on both sides of the handle. Bottom plates are provided at the bottom ends of the two inclined push rods. A plurality of fixing holes are evenly provided on the bottom plates, and bolts pass through the fixing holes to fix the handle on the fog cannon vehicle.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] 1. The utility model monitors the air quality by installing an air quality monitor on one side of the fog cannon vehicle. Meanwhile, the air quality monitor is connected to the fog cannon vehicle through a contactor. When the dust concentration in the air is too high, the air quality monitor will feedback a signal to the contactor, and the contactor controls whether to power on the fog cannon vehicle to operate, so as to facilitate the dust reduction treatment of the air at this place through the fog cannon vehicle; and this device can be flexibly moved to a designated position, with convenient operation and flexible use, which is convenient for dust reduction treatment of a designated area.

[0016] 2. The structure of the air quality monitor of the utility model in cooperation with the support rod and the support frame can be flexibly disassembled, which greatly facilitates the operation of the whole device and is convenient for flexibly disassembling, assembling or maintaining each component according to the use requirements.

[0017] 3. A grip is installed on the fog cannon vehicle of the utility model, which is convenient to push the whole fog cannon vehicle to move flexibly through the grip, facilitating the flexible use of the fog cannon vehicle. Description of the Drawings

[0018] Figure 1 is the structural schematic diagram of the whole utility model;

[0019] Figure 2 is the structural schematic diagram of the fog cannon vehicle of the utility model;

[0020] Figure 3 is the structural schematic diagram of the support frame of the utility model;

[0021] Figure 4 is the structural schematic diagram of the support rod of the utility model;

[0022] Figure 5 is the structural schematic diagram of the supporting rod of the utility model;

[0023] Figure 6 is the structural schematic diagram of the grip of the utility model;

[0024] Figure 7 is the wiring diagram of the junction box and the contactor of the utility model.

[0025] In the figure: 1. Fog cannon vehicle; 11. Universal wheel; 12. Control box; 13. Connecting slot; 14. Mounting frame; 15. Bearing seat; 16. Spray cannon; 17. Connecting shaft; 2. Support frame; 21. Bolt hole; 22. Adapter; 23. Threaded hole; 3. Support rod; 31. Mounting joint; 32. Mounting stud; 33. Threaded groove; 4. Supporting rod; 41. Wind speed sensor; 42. Air quality monitor; 43. Connecting stud; 44. Wind direction sensor; 45. Junction box; 46. Conducting wire; 47. Contactor; 48. Connecting plug; 5. Grip; 51. Inclined push rod; 52. Bottom plate; 53. Fixing hole. Detailed implementation manners

[0026] In the present utility model, unless otherwise clearly defined and limited, terms such as "installation", "connection", "coupling", "fixing" shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0027] The following will be further described in conjunction with the accompanying drawings and specific embodiments:

[0028] Embodiment 1

[0029] As Figure 1 、 Figure 5 and Figure 7 shown, an on-line dust monitoring and linkage fog cannon spraying automatic control system includes a fog cannon vehicle 1 and an air quality monitor 42. The air quality monitor 42 is convenient for monitoring the air quality around the fog cannon vehicle 1, and is convenient for transmitting a signal to the fog cannon vehicle 1 when the air dust concentration is too high, so as to facilitate the start of the fog cannon vehicle 1. A support frame 2 is provided on one side of the fog cannon vehicle 1, and the support frame 2 is detachably connected to the fog cannon vehicle 1; this structure is convenient for selectively disassembling and assembling the support frame 2 according to the use requirements. A support rod 3 is installed on the top of the support frame 2, a supporting rod 4 is provided at the top of the support rod 3, and the air quality monitor 42 is arranged on the top of the supporting rod 4. This structure is convenient for raising the air quality monitor 42 through the support rod 3, so that the air quality detector can effectively monitor the air quality around the fog cannon vehicle 1. And a junction box 45 is provided at the bottom of one end of the supporting rod 4, the junction box 45 is connected with a wire 46, an AC contactor 47 is connected to the wire 46, and a control box 12 is provided on the side of the fog cannon vehicle 1. The bottom end of the AC contactor 47 is connected to the control box 12 through the wire 46; the air quality detector is connected to the wire 46 through the junction box 45, and the wire 46 is connected to the AC contactor 47 and the control box 12. In this way, when the air quality sensor monitors that the dust concentration in the air is higher than the set threshold value, it will transmit a signal to the AC contactor 47, and the AC contactor 47 controls the power supply to the fog cannon vehicle 1, so that the fog cannon vehicle 1 operates to perform dust reduction treatment on this range. And the fog cannon vehicle 1 can also move, which is convenient for flexibly moving to a designated position according to the use requirements.

[0030] As Figure 3As shown in the figure, a plurality of bolt holes 21 are provided on the side of the support frame 2 that fits the fog cannon vehicle 1 from top to bottom, facilitating the fixing of the support frame 2 on the fog cannon vehicle 1 through bolts. And a swivel joint 22 is provided at one end of the support frame 2 away from the fog cannon vehicle 1, and a threaded hole 23 is provided in the middle of the swivel joint 22; the swivel joint 22 and the threaded hole 23 are provided to facilitate the threaded connection of the support rod 3 and the support frame 2.

[0031] As Figure 4 shown in the figure, an installation joint 31 is provided at the bottom end of the support rod 3, an installation stud 32 is provided at the bottom end of the installation joint 31, and the installation stud 32 is threadedly connected to the threaded hole 23; this structure facilitates the smooth threaded connection of the support rod 3 and the installation joint 31. A threaded groove 33 is provided at the top end of the support rod 3, and the threaded groove 33 is convenient for installing the support rod 4, facilitating the disassembly, assembly and use of the support rod 4.

[0032] As Figure 5 shown in the figure, a connecting stud 43 is provided in the middle of the bottom end of the support rod 4, and the connecting stud 43 is threadedly connected to the threaded groove 33; this structure facilitates the disassembly and assembly of the support rod 4 according to the use requirements. Wind direction sensors 44 and wind speed sensors 41 are respectively provided at the front and rear ends of the upper surface of the support rod 4; the wind direction sensors 44 and the wind speed sensors 41 are used to monitor the wind speed and wind direction. A connection plug 48 is provided at the bottom end of the wire 46, and the connection plug 48 is connected to the control box 12, and this structure facilitates the smooth connection of the junction box 45 and the control box 12.

[0033] Working principle: When in use, first connect the air quality sensor to the junction box 45, the AC contactor 47, and the fog cannon vehicle 1; the specific connection method of the air quality monitor 42 to the AC contactor 47 and the fog cannon vehicle 1 is as follows: First step, connect one line of the 220V mains power (without distinguishing between the neutral and live wires) to the control coil contact A2 of the AC contactor 47; Second step, connect the other line of the 220V mains power to the B1 terminal of the junction box 45 of the air quality detector; Third step, connect the B2 terminal of the junction box 45 of the air quality detector to the control coil contact A1 of the AC contactor 47; Fourth step, connect the 380V input to the input terminals L1, L2, and L3 of the AC contactor 47; Fifth step, connect the control box 12 of the fog cannon vehicle 1 to the output terminals T1, T2, and T3 of the AC contactor 47. After the connection is completed, connect the plug connected to the 220V mains power to the mains power output terminal; in this way, the entire device will be powered on, and the air quality monitor 42 will monitor the air quality around the fog cannon vehicle 1. When the dust concentration in the air is higher than the set threshold, a signal will be fed back to the AC contactor 47, and the AC contactor 47 will turn on the power of the fog cannon vehicle 1 according to the signal, causing the fog cannon vehicle 1 to start working for dust reduction. When the dust concentration in the air is lower than the set threshold, the signal is fed back to the AC contactor 47, and the AC contactor 47 disconnects the power of the fog cannon vehicle 1, causing the fog cannon vehicle 1 to stop working. Compared with the prior art, in this application, an air quality monitor 42 is installed on one side of the fog cannon vehicle 1 to monitor the air quality through the air quality monitor 42. At the same time, the air quality monitor 42 is connected to the fog cannon vehicle 1 through the AC contactor 47. When the dust concentration in the air is too high, the air quality monitor 42 will feed back a signal to the AC contactor 47, and the AC contactor 47 will control whether to power on the fog cannon vehicle 1, so as to facilitate dust reduction treatment of the air at that place through the fog cannon vehicle 1; and this device can be flexibly moved to the designated position, with convenient operation and flexible use, facilitating dust reduction treatment of the designated area.

[0034] Embodiment 2

[0035] Such as Figure 1 、 Figure 5 And Figure 7As shown in the figure, an online dust monitoring and linkage fog cannon spraying automatic control system includes a fog cannon vehicle 1 and an air quality monitor 42. The air quality monitor 42 is convenient for monitoring the air quality around the fog cannon vehicle 1 and transmitting a signal to the fog cannon vehicle 1 when the air dust concentration is too high, so as to facilitate the start of the fog cannon vehicle 1. A support frame 2 is provided on one side of the fog cannon vehicle 1, and the support frame 2 is detachably connected to the fog cannon vehicle 1; this structure facilitates the selective disassembly and assembly of the support frame 2 according to the usage requirements. A support rod 3 is installed on the top of the support frame 2, and a supporting rod 4 is provided at the top of the support rod 3. The air quality monitor 42 is arranged on the top of the supporting rod 4. This structure facilitates raising the air quality monitor 42 through the support rod 3, so that the air quality detector can effectively monitor the air quality around the fog cannon vehicle 1. And a junction box 45 is provided at the bottom of one end of the supporting rod 4. The junction box 45 is connected with a wire 46, and an AC contactor 47 is connected to the wire 46. A control box 12 is provided on the side of the fog cannon vehicle 1, and the bottom end of the AC contactor 47 is connected to the control box 12 through the wire 46; the air quality detector is connected to the wire 46 through the junction box 45, and the wire 46 is connected to the AC contactor 47 and the control box 12. In this way, when the air quality sensor monitors that the dust concentration in the air is higher than the set threshold, it will transmit a signal to the AC contactor 47, and the AC contactor 47 controls the power supply to the fog cannon vehicle 1, so that the fog cannon vehicle 1 operates to perform dust reduction treatment on this range. And the fog cannon vehicle 1 can also move, which is convenient to move to a designated position flexibly according to the usage requirements.

[0036] As Figure 3 shown, on the side of the support frame 2 that fits the fog cannon vehicle 1, a plurality of bolt holes 21 are provided from top to bottom, which is convenient to fix the support frame 2 on the fog cannon vehicle 1 through bolts. And at one end of the support frame 2 away from the fog cannon vehicle 1, a swivel joint 22 is provided, and a threaded hole 23 is provided in the middle of the swivel joint 22; the swivel joint 22 and the threaded hole 23 are convenient for the support rod 3 to be threadedly connected to the support frame 2.

[0037] As Figure 4 shown, an installation joint 31 is provided at the bottom end of the support rod 3, and an installation stud 32 is provided at the bottom end of the installation joint 31. The installation stud 32 is threadedly connected to the threaded hole 23; this structure is convenient for the support rod 3 to be smoothly threadedly connected to the installation joint 31. A threaded groove 33 is provided at the top end of the support rod 3, and the threaded groove 33 is convenient for installing the supporting rod 4, which is convenient for the disassembly, assembly and use of the supporting rod 4.

[0038] As Figure 5As shown, a connecting stud 43 is provided in the middle of the bottom end of the supporting rod 4, and the connecting stud 43 is threadedly connected to the threaded groove 33; this structure facilitates the disassembly and assembly of the supporting rod 4 according to the usage requirements. Wind direction sensors 44 and wind speed sensors 41 are respectively provided at the front and rear ends of the upper surface of the supporting rod 4; the wind direction sensors 44 and the wind speed sensors 41 are used to monitor the wind speed and wind direction. A connecting plug 48 is provided at the bottom end of the wire 46, and the connecting plug 48 is connected to the control box 12, and this structure facilitates the smooth connection of the junction box 45 to the control box 12.

[0039] As Figure 2 shown, universal wheels 11 are provided at the bottom corners of the bottom surface of the fog cannon vehicle 1, and the universal wheels 11 facilitate the flexible movement of the entire fog cannon vehicle 1. An installation frame 14 is provided at the top of the fog cannon vehicle 1. The installation frame 14 has a U-shaped structure, and bearing seats 15 are respectively provided at both ends of the top of the installation frame 14. A spray cannon 16 is provided inside the installation frame 14. The installation frame 14 facilitates the installation of the spray cannon 16 and facilitates the rotation of the spray cannon 16. Connecting shafts 17 are symmetrically provided on both sides of the spray cannon 16, and the connecting shafts 17 are connected to the bearing seats 15; the connection of the connecting shafts 17 to the bearing seats 15 facilitates the rotation of the spray cannon 16 for inclination adjustment. An electric cylinder is provided between the installation frame 14 and the spray cannon 16; the electric cylinder facilitates driving the spray cannon 16 for inclination adjustment. A communication slot 13 is provided at the top of the control box 12, and the communication slot 13 facilitates the connection of the control box 12 to the AC contactor 47.

[0040] Embodiment 3

[0041] As Figure 1 、 Figure 5 and Figure 7As shown in the figure, an online dust monitoring and linkage fog cannon spraying automatic control system includes a fog cannon vehicle 1 and an air quality monitor 42. The air quality monitor 42 is convenient for monitoring the air quality around the fog cannon vehicle 1, and is convenient for transmitting a signal to the fog cannon vehicle 1 when the air dust concentration is too high, so as to facilitate the start of the fog cannon vehicle 1. A support frame 2 is provided on one side of the fog cannon vehicle 1, and the support frame 2 is detachably connected to the fog cannon vehicle 1; this structure is convenient for selectively disassembling and installing the support frame 2 according to the use requirements. A support rod 3 is installed on the top of the support frame 2, and a supporting rod 4 is provided at the top of the support rod 3. The air quality monitor 42 is arranged on the top of the supporting rod 4. This structure is convenient for raising the air quality monitor 42 through the support rod 3, so that the air quality detector can effectively monitor the air quality around the fog cannon vehicle 1. And a junction box 45 is provided at the bottom of one end of the supporting rod 4. The junction box 45 is connected with a wire 46, and an AC contactor 47 is connected to the wire 46. A control box 12 is provided on the side of the fog cannon vehicle 1, and the bottom end of the AC contactor 47 is connected to the control box 12 through the wire 46; the air quality detector is connected to the wire 46 through the junction box 45, and the wire 46 is connected to the AC contactor 47 and the control box 12. In this way, when the air quality sensor monitors that the dust concentration in the air is higher than the set threshold, it will transmit a signal to the AC contactor 47, and the AC contactor 47 will control the power supply to the fog cannon vehicle 1, so that the fog cannon vehicle 1 operates to perform dust reduction treatment on this range. And the fog cannon vehicle 1 can also move, which is convenient for flexibly moving to a specified position according to the use requirements.

[0042] As Figure 3 shown, on the side of the support frame 2 that fits the fog cannon vehicle 1, a plurality of bolt holes 21 are provided from top to bottom, which is convenient for fixing the support frame 2 on the fog cannon vehicle 1 through bolts. And at one end of the support frame 2 away from the fog cannon vehicle 1, a swivel joint 22 is provided, and a threaded hole 23 is provided in the middle of the swivel joint 22; the swivel joint 22 and the threaded hole 23 are convenient for the support rod 3 to be threadedly connected to the support frame 2.

[0043] As Figure 4 shown, an installation joint 31 is provided at the bottom end of the support rod 3, an installation stud 32 is provided at the bottom end of the installation joint 31, and the installation stud 32 is threadedly connected to the threaded hole 23; this structure is convenient for the support rod 3 to be smoothly threadedly connected to the installation joint 31. A threaded groove 33 is provided at the top end of the support rod 3, and the threaded groove 33 is convenient for installing the supporting rod 4, which is convenient for the disassembly, installation and use of the supporting rod 4.

[0044] As Figure 5As shown in the figure, a connecting stud 43 is provided in the middle of the bottom end of the supporting rod 4, and the connecting stud 43 is threadedly connected to the threaded groove 33; this structure facilitates the disassembly and assembly of the supporting rod 4 according to the usage requirements. Wind direction sensors 44 and wind speed sensors 41 are respectively provided at the front and rear ends of the upper surface of the supporting rod 4; the wind direction sensors 44 and the wind speed sensors 41 are used to monitor the wind speed and wind direction. A connecting plug 48 is provided at the bottom end of the wire 46, and the connecting plug 48 is connected to the control box 12, and this structure facilitates the smooth connection of the junction box 45 to the control box 12.

[0045] As Figure 2 shown in the figure, universal wheels 11 are provided at the bottom corners of the bottom surface of the fog cannon vehicle 1, and the universal wheels 11 facilitate the flexible movement of the entire fog cannon vehicle 1. An installation frame 14 is provided at the top of the fog cannon vehicle 1. The installation frame 14 has a U-shaped structure, and bearing seats 15 are respectively provided at both ends of the top of the installation frame 14. A spray cannon 16 is provided inside the installation frame 14. The installation frame 14 facilitates the installation of the spray cannon 16 and the rotation of the spray cannon 16. Connecting shafts 17 are symmetrically provided on both sides of the spray cannon 16, and the connecting shafts 17 are connected to the bearing seats 15; the connection of the connecting shafts 17 to the bearing seats 15 facilitates the rotation of the spray cannon 16 for inclination adjustment. An electric cylinder is provided between the installation frame 14 and the spray cannon 16; the electric cylinder facilitates driving the spray cannon 16 for inclination adjustment. A communication slot 13 is provided at the top of the control box 12, and the communication slot 13 facilitates the connection of the control box 12 to the AC contactor 47.

[0046] As Figure 1 and Figure 6 shown in the figure, it further includes a grip 5. The grip 5 is arranged on the upper surface of the fog cannon vehicle 1, and the grip 5 is connected to the fog cannon vehicle 1 by bolts; the grip 5 facilitates pushing the entire sprinkler system and is convenient for the operation and use of the entire sprinkler system. Oblique push rods 51 are symmetrically provided on both sides of the grip 5. Bottom plates 52 are provided at the bottom ends of the two oblique push rods 51, and a plurality of fixing holes 53 are evenly provided on the bottom plates 52. Bolts pass through the fixing holes 53 to fix the grip 5 on the fog cannon vehicle 1; this structure facilitates the fixing of the grip 5 on the fog cannon vehicle 1 by bolts and is convenient for the stable use of the grip 5.

[0047] The above is only the preferred embodiment of the present invention and is not used to limit the present invention. For those skilled in the art, the present invention can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An online dust monitoring and linkage fog cannon spraying automatic control system, comprising a fog cannon vehicle (1) and an air quality monitor (42), characterized in that, On one side of the fog cannon vehicle (1), there is a support frame (2), and the support frame (2) is detachably connected to the fog cannon vehicle (1); at the top of the support frame (2), a support rod (3) is installed, at the top of the support rod (3), there is a supporting rod (4), the air quality monitor (42) is arranged at the top of the supporting rod (4), and at the bottom of one end of the supporting rod (4), there is a junction box (45), the junction box (45) is connected with a wire (46), an AC contactor (47) is connected to the wire (46), on the side of the fog cannon vehicle (1), there is an operation box (12), and the bottom end of the AC contactor (47) is connected to the operation box (12) through the wire (46).

2. The online dust monitoring and linkage spray cannon automatic control system according to claim 1 is characterized in that: On the side of the support frame (2) that fits the fog cannon vehicle (1), there are a plurality of bolt holes (21) arranged from top to bottom, and at one end of the support frame (2) away from the fog cannon vehicle (1), there is a swivel joint (22), and in the middle of the swivel joint (22), there is a threaded hole (23).

3. An online dust monitoring and linkage fog cannon spraying automatic control system according to claim 2, characterized in that, At the bottom end of the support rod (3), there is a mounting joint (31), at the bottom end of the mounting joint (31), there is a mounting stud (32), and the mounting stud (32) is threadedly connected to the threaded hole (23); at the top of the support rod (3), there is a threaded groove (33).

4. An online dust monitoring and linked fog cannon spraying automatic control system according to claim 3, characterized in that, In the middle of the bottom end of the supporting rod (4), there is a connecting stud (43), and the connecting stud (43) is threadedly connected to the threaded groove (33); at the front and rear ends of the upper surface of the supporting rod (4), there are a wind direction sensor (44) and a wind speed sensor (41) respectively; at the bottom end of the wire (46), there is a connecting plug (48), and the connecting plug (48) is connected to the operation box (12).

5. An online dust monitoring and linkage fog cannon spray automatic control system according to any one of claims 1-4, characterized in that, At the bottom corners of the fog cannon vehicle (1), universal wheels (11) are provided, at the top of the fog cannon vehicle (1), there is a mounting frame (14), the mounting frame (14) has a U-shaped structure, and at both ends of the top of the mounting frame (14), there are bearing seats (15), inside the mounting frame (14), there is a spray cannon (16), on both sides of the spray cannon (16), there are connecting shafts (17) symmetrically arranged, and the connecting shafts (17) are connected to the bearing seats (15); there is an electric cylinder between the mounting frame (14) and the spray cannon (16); at the top of the operation box (12), there is a communication slot (13).

6. An online dust monitoring linked fog cannon spraying automatic control system according to any one of claims 1 to 4, characterized in that: It further includes a handle (5), the handle (5) is arranged on the upper surface of the fog cannon vehicle (1), and the handle (5) is connected to the fog cannon vehicle (1) through bolts.

7. An online dust monitoring and linkage fog cannon spraying automatic control system according to claim 6, characterized in that, On both sides of the handle (5), there are inclined push rods (51) symmetrically arranged, at the bottom ends of the two inclined push rods (51), there is a bottom plate (52), and on the bottom plate (52), there are a plurality of fixing holes (53) evenly arranged, and bolts pass through the fixing holes (53) to fix the handle (5) on the fog cannon vehicle (1).

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