An emulsion explosive truck for on-site mixing and loading in a well

Abstract

The application discloses a kind of underground field mixed and loaded emulsion explosive car in the technical field of explosive car, including explosive car main body, emulsifying device is installed on explosive car main body, the rear end of emulsifying device is connected with medicine delivery hose, the rear side outer wall of emulsifying device is equipped with winding assembly, winding assembly includes winding roller, the outer wall rear end of two groups of supporting plate is connected with mounting plate, mobile unit is equipped between adjacent mounting plate, mobile unit includes screw seat, rotatingly connected with rotating support in screw seat, the upper surface outer end of rotating support is equipped with fixed machine box, and fixed machine box is equipped with lifting mechanism, lifting mechanism includes lifting tooth plate, the bottom of lifting tooth plate is equipped with the rolling wheel of rotationally connected, medicine delivery hose on underground field mixed and loaded emulsion explosive car can be used without manual dragging, improve work efficiency;And the position of medicine delivery hose on underground field mixed and loaded emulsion explosive car is multidirectional adjusted, medicine delivery hose can be suitable for different position blasthole's medicine injection work.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of explosive vehicles, in particular to an underground on-site mixed emulsion explosive vehicle. BACKGROUND

[0002] The underground on-site mixed emulsion explosive vehicle is a special vehicle used for underground blasting operation. When working, the mixed emulsion explosive and water are mixed in proportion, and then sprayed on the surface of the rock to be blasted. The underground on-site mixed emulsion explosive vehicle is widely used in underground engineering fields such as mining and tunnel construction, and improves the efficiency and safety of blasting operation.

[0003] When the underground on-site mixed emulsion explosive vehicle uses the medicine delivery hose to inject medicine into the blast hole, it is usually manually dragged. Manual dragging is time-consuming and laborious, and the work efficiency is low. When some electric motors are used to inject medicine into the medicine delivery hose, the position of the medicine delivery hose does not match the position of the blast hole when the blast hole position is uneven, and the position of the explosive vehicle needs to be adjusted or the position of the medicine delivery hose needs to be manually adjusted. It is troublesome to use, and the angle or position of the medicine delivery hose cannot be quickly adjusted according to the position of the blast hole, resulting in low injection efficiency. Therefore, we propose an underground on-site mixed emulsion explosive vehicle. SUMMARY

[0004] The purpose of the present application is to provide an underground on-site mixed emulsion explosive vehicle to solve the problem of not being able to quickly adjust the angle or position of the medicine delivery hose according to the position of the blast hole as described in the background.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme:

[0006] An underground on-site mixed emulsion explosive vehicle, comprising an explosive vehicle main body, an emulsifying device mounted on the explosive vehicle main body, a water gas cleaning inlet provided at the top of the emulsifying device, a pollution discharge structure provided at the bottom of the emulsifying device, and a medicine delivery hose connected to the rear end of the emulsifying device, a winding assembly provided on the outer wall of the rear side of the emulsifying device, the winding assembly comprising two groups of support plates, a winding motor connected to the outer wall of the outer end support plate, an output end of the winding motor connected to a rotating shaft, a winding roller sleeved on the rotating shaft, an installation plate connected to the outer wall rear end of the two groups of support plates, a moving unit provided between adjacent installation plates, the moving unit comprising a threaded seat, a rotating support rotatably connected in the threaded seat, a pipe hole provided through the rotating support, a fixed machine box provided on the upper surface of the rotating support, a lifting mechanism provided in the fixed machine box, the lifting mechanism comprising a lifting toothed plate, the lifting toothed plate penetrating through both ends of the fixed machine box, a fixed frame provided on the bottom of the lifting toothed plate, and a rolling wheel rotatably connected in the fixed frame.

[0007] Preferably, the moving unit further includes a stepper motor, which is located on the outer side of the outer mounting plate. The output end of the stepper motor is connected to a threaded rod. The bottom of the threaded rod is rotatably connected to the inner wall of the inner mounting plate through a bearing. A fixing rod is provided on one side of the threaded rod. The two ends of the fixing rod are respectively connected to the inner sides of the two sets of mounting plates. A sliding sleeve is slidably connected to the fixing rod, and the sliding sleeve is connected to the rear side of the threaded seat. A through threaded hole is opened in the threaded seat, and the through thread is threadedly connected to the threaded rod.

[0008] Preferably, the threaded seat has a through slot on the side near the rotating support member, the inner wall of the slot is rotatably connected to a rotating connecting rod, and the outer wall of the rotating connecting rod is connected to the rotating support member.

[0009] Preferably, a fixing block is connected to the upper surface of the threaded seat, and a semi-circular plate is installed on the top of the fixing block. Multiple sets of stop holes are opened on the outer wall of the semi-circular plate. A vertical plate is connected to the upper surface of the rotating support, and a locking rod that matches the stop hole is installed inside the vertical plate. The locking rod is slidably connected to the vertical plate.

[0010] Preferably, the lifting mechanism further includes a second stepper motor, which is located at the bottom of the outer wall of the fixed housing. The output end of the second stepper motor is connected to a worm gear. A connecting plate is also installed on one side of the inner cavity of the fixed housing. The bottom end of the worm gear is rotatably connected to the outer wall of the connecting plate through a bearing. The inner cavity of the fixed housing is also provided with a rotating rod, on which an adjusting gear is sleeved. The adjusting gear is meshed with the worm gear and the lifting gear plate. Through slots adapted to the lifting gear plate are provided at both ends of the fixed housing and on the rotating support.

[0011] Preferably, the sewage discharge structure includes a sewage discharge tank, the top of which is connected to the sewage discharge port of the emulsification device, a liquid level sensor is installed on the inner wall of the sewage discharge tank, and a sewage discharge pipe is installed at the bottom of the sewage discharge tank, with a solenoid valve on the sewage discharge pipe.

[0012] Preferably, the locking rod is slidably connected to the vertical plate, the bottom of the outer surface of the locking rod is covered with an anti-slip rubber sleeve, and the inner wall of each set of stop holes is embedded with corrugated protrusions.

[0013] Preferably, the outer surfaces of the take-up roller and the rolling wheel are provided with rubber pads, the inner wall of the tube hole is also provided with rubber pads, and the side of the two sets of support plates near the emulsifying device is provided with ear plates, and the ear plates are connected with locking bolts, the bottom of the locking bolts being connected to the rear outer wall of the emulsifying device.

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

[0015] The application can drive the winding roller on the rotating shaft to rotate forward or reverse through the work of the winding motor, and the medicine conveying hose wound on the winding roller of the mixed emulsion explosive vehicle in the underground field can be used without manual dragging, which saves time and effort in field operation and improves work efficiency; through the work of the first stepping motor, the threaded rod can be driven to rotate forward or reverse, and after the threaded seat connected by threads is limited through the sliding connection of the fixed rod and the sliding sleeve, the rotary support rod can be driven to move forward and backward, that is, the front and back positions of the medicine conveying hose are adjusted, through the rotation of the rotary connecting rod, the angle of the front rotary support piece can be adjusted, through the work of the second stepping motor, the worm can be driven to rotate forward or reverse, since the worm is connected in mesh with the adjusting gear, and the adjusting gear is connected in mesh with the lifting tooth plate, therefore, the lifting tooth plate can move up and down, and the height of the medicine conveying hose on the bottom rolling wheel can be adjusted, the multidirectional adjustment of the position of the medicine conveying hose on the mixed emulsion explosive vehicle in the underground field is realized, and the medicine conveying hose can be suitable for medicine injection of blast holes in different positions; the locking rod sliding in the vertical plate can be connected with the corresponding stop hole on the outer wall of the semicircular plate, and the angle of the rotary support piece can be fixed, so that the medicine conveying hose on the mixed emulsion explosive vehicle in the underground field can avoid shaking during medicine injection, and the stability of the medicine conveying hose during medicine injection is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the application;

[0017] Figure 2 It is a top view connection structure schematic diagram of the winding assembly and the rotary support piece of the application;

[0018] Figure 3 It is a threaded seat and rotary support piece connection structure schematic diagram of the application;

[0019] Figure 4 It is a Figure 3 It is an enlarged structure schematic diagram of A in the application;

[0020] Figure 5 It is a rotary support piece and fixed machine box installation schematic diagram of the application;

[0021] Figure 6 It is a fixed machine box and rolling wheel connection cross-sectional structure schematic diagram of the application.

[0022] In the figure: 1, explosive vehicle main body; 2, emulsification device; 3, water gas cleaning inlet; 4, sewage structure; 5, medicine delivery hose; 6, support plate; 7, rotating support; 8, fixed machine box; 9, lifting toothed plate; 10, rolling wheel; 11, winding motor; 12, rotating shaft; 13, winding roller; 14, mounting plate; 15, stepper motor one; 16, threaded rod; 17, threaded seat; 18, fixed rod; 19, sliding sleeve; 20, pipe hole; 21, threaded hole; 22, slot; 23, rotating connecting rod; 24, fixed block; 25, semicircular plate; 26, stop hole; 27, vertical plate; 28, locking rod; 30, stepper motor two; 31, worm; 32, connecting plate; 33, rotating rod; 34, adjusting gear; 35, fixed frame. Embodiment

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application. Embodiment

[0024] Please refer to Figures 1-6 , the present application provides a kind of technical scheme: a kind of underground site mixed emulsion explosive vehicle, emulsification device 2 is the equipment on underground site mixed emulsion explosive vehicle, this is prior art, specific structure and working principle are not described here, water gas cleaning inlet 3 and sewage structure 4 are also prior art, specific working principle is not described here, including explosive vehicle main body 1, explosive vehicle main body 1 is equipped with emulsification device 2, the top of emulsification device 2 is equipped with water gas cleaning inlet 3, the bottom of emulsification device 2 is equipped with sewage structure 4, and the rear end of emulsification device 2 is connected with medicine delivery hose 5, the outer wall of the rear side of emulsification device 2 is equipped with winding assembly, winding assembly includes two groups of support plates 6, the outer wall of outer end support plate 6 is connected with winding motor 11, and the output end of winding motor 11 is connected with rotating shaft 12, rotating shaft 12 is sleeved with winding roller 13, the outer wall rear end of two groups of support plates 6 is connected with mounting plate 14, mobile unit is arranged between adjacent mounting plates 14, mobile unit includes threaded seat 17, threaded seat 17 is rotatably connected with rotating support 7, and pipe hole 20 is arranged in rotating support 7, the upper surface outer end of rotating support 7 is equipped with fixed machine box 8, and lifting mechanism is arranged in fixed machine box 8, lifting mechanism includes lifting toothed plate 9, and lifting toothed plate 9 penetrates the two ends of fixed machine box 8, the bottom of lifting toothed plate 9 is provided with fixed frame 35, and fixed frame 35 is rotatably connected with rolling wheel 10.

[0025] The battery box supplies power to each electrical device, and the controller is used to control each electrical device. The delivery hose 5 is wound around the winding roller 13, and the delivery hose 5 is mainly used to deliver the explosive in the emulsifying device 2 to the blast hole. When the delivery hose 5 delivers the explosive to the blast hole, the delivery hose 5 is arranged in the following way: the winding roller 13, above the moving unit, the pipe hole 20, and the rolling wheel 10. The pipe hole 20 and the rolling wheel 10 guide the position of the delivery hose 5. The working of the winding motor 11 can drive the winding roller 13 on the rotating shaft 12 to rotate forward or reverse, so as to output or retract the delivery hose 5 on the winding roller 13. The delivery hose 5 wound on the winding roller 13 of the downhole site mixed emulsion explosive truck does not need to be manually dragged for use, which saves time and effort on site and improves work efficiency.

[0026] The moving unit further comprises a first stepping motor 15 located on the outer side of the outer end mounting plate 14. The output end of the first stepping motor 15 is connected with a threaded rod 16. The bottom of the threaded rod 16 is rotationally connected with the inner wall of the inner side mounting plate 14 through a bearing. A fixed rod 18 is arranged on one side of the threaded rod 16. The two ends of the fixed rod 18 are respectively connected with the inner side surfaces of the two sets of mounting plates 14. A sliding sleeve 19 is slidingly connected with the fixed rod 18. The sliding sleeve 19 is connected with the rear side surface of the threaded seat 17. A threaded through hole 21 is formed in the threaded seat 17 in a penetrating manner. The threaded through hole 21 is threadedly connected with the threaded rod 16.

[0027] Through the working of the first stepping motor 15, the threaded rod 16 can be driven to rotate forward or reverse. After the threaded seat 17 is limited in position through the sliding connection of the fixed rod 18 and the sliding sleeve 19, the rotating support 7 is driven to move forward and backward, that is, the forward and backward positions of the delivery hose 5 on the rotating support 7 can be adjusted. The explosive truck body 1 can complete the injection of the blast hole at different positions without frequent adjustment of the position.

[0028] One side of the threaded seat 17 close to the rotating support 7 is provided with a penetratingly arranged slot 22. A rotating connecting rod 23 is rotationally connected with the inner wall of the slot 22. The outer wall of the rotating connecting rod 23 is connected with the rotating support 7. The rotating connecting rod 23 can rotate, so as to adjust the angle of the front rotating support 7. The delivery hose 5 can complete the injection of the blast hole at different angle positions.

[0029] The upper surface of the threaded seat 17 is connected with a fixed block 24, and the top of the fixed block 24 is provided with a semicircular plate 25, the outer wall of the semicircular plate 25 is provided with a plurality of stop holes 26, the upper surface of the rotating support 7 is connected with a vertical plate 27, and the vertical plate 27 is internally provided with a locking rod 28 matched with the stop hole 26, and the locking rod 28 is in sliding connection with the vertical plate 27; when the rotating support 7 is adjusted in angle, the locking rod 28 is not connected with the stop hole 26, and after the position of the rotating support 7 is not limited, the rotating support 7 can be smoothly adjusted in angle, and after the angle of the medicine feeding hose 5 on the rotating support 7 is determined, the locking rod 28 in the vertical plate 27 is slid to connect the bottom of the locking rod 28 in the corresponding stop hole 26, that is, the locking of the position of the rotating support 7 is completed, the rotating support 7 is prevented from rotating, the medicine feeding hose 5 on the mixed emulsion explosive truck on the downhole site is prevented from shaking during medicine injection, and the stability of the medicine feeding hose 5 during medicine injection is improved.

[0030] The lifting mechanism further comprises a second stepping motor 30 located at the bottom end of the outer side wall of the fixed machine box 8, and the output end of the second stepping motor 30 is connected with a worm 31, and the inner cavity of the fixed machine box 8 is further provided with a connecting plate 32, the bottom end of the worm 31 is in rotary connection with the outer wall of the connecting plate 32 through a bearing, and the inner cavity of the fixed machine box 8 is further provided with a rotating rod 33, the rotating rod 33 is sleeved with an adjusting gear 34, and the adjusting gear 34 is in meshing connection with the worm 31 and the lifting toothed plate 9, and the two ends of the fixed machine box 8 and the rotating support 7 are both provided with a through groove matched with the lifting toothed plate 9.

[0031] Through the work of the second stepping motor 30, the worm 31 can be driven to rotate forward or reverse, and since the worm 31 is in meshing connection with the rotating adjusting gear 34, and the adjusting gear 34 is in meshing connection with the lifting toothed plate 9, the work of the second stepping motor 30 drives the lifting toothed plate 9 to move up and down, and in turn drives the rolling wheels 10 rotating in the bottom fixed frame 35 to move up and down, and the rolling wheels 10 can be suitable for the limiting work of the medicine feeding hose 5 of different heights when limiting the medicine feeding hose 5.

[0032] The blowdown structure 4 comprises a blowdown tank, the top of the blowdown tank is in communication with the blowdown port of the emulsifying device 2, the inner wall of the blowdown tank is provided with a liquid level sensor, and the bottom of the blowdown tank is provided with a blowdown pipe in communication, and the blowdown pipe is provided with an electromagnetic valve; the sewage generated by the emulsifying device 2 is discharged into the blowdown tank, and the amount of liquid in the blowdown tank can be detected in real time through the liquid level sensor, when the liquid detected by the liquid level sensor reaches a specified depth, the liquid level sensor sends a signal to the PLC controller on the explosive truck body 1, the PLC controller opens the electromagnetic valve, and in turn discharges the sewage, realizing the automatic blowdown of the emulsifying device 2.

[0033] The locking rod 28 is in sliding connection with the vertical plate 27, the outer surface of the locking rod 28 is sleeved with an antiskid rubber sleeve at the bottom, and the inner wall of each group of stop holes 26 is embedded with a corrugated protrusion; the slidingly connected locking member 28 is convenient to move, the protrusion and the antiskid rubber sleeve increase the friction force of the connection, improve the stability of the connection between the locking rod 28 and the stop hole 26, avoid the locking member 28 from being separated from the stop hole 26, improve the stability of the rotary support 7 during use, and avoid the position deviation or sliding of the rotary support 7. Embodiment

[0034] With reference to Figure 1 The difference between this embodiment and the first embodiment is that the outer surfaces of the winding roller 13 and the rolling wheel 10 are provided with rubber pads, the inner wall of the pipe hole 20 is also provided with a rubber pad, one side of the two groups of support plates 6 close to the emulsifying device 2 is provided with an ear plate, and the ear plate is connected with a locking bolt, the bottom of the locking bolt is connected with the rear outer wall of the emulsifying device 2, the rubber pad plays a role of anti-skid, ensures the stability of the medicine delivery hose 5 during movement, avoids the position sliding of the medicine delivery hose 5, and can protect the medicine delivery hose 5, avoids the wear of the medicine delivery hose 5, the ear plate and the locking bolt are convenient for the connection of the support plate 6 and the rear wall of the emulsifying device 2, and the structure on the support plate 6 can be conveniently disassembled and assembled.

[0035] Working principle: when using the present application, first, install each component on the rear side of the emulsifying device 2, and electrically connect the electrical end of each electrical equipment to the electrical end of the battery pack and the controller on the rear side of the emulsifying device 2, and arrange the path of the medicine delivery hose 5, which is the winding roller 13, the moving unit above, the pipe hole 20, and the rolling wheel 10, wherein the pipe hole 20 and the rolling wheel 10 guide the position of the medicine delivery hose 5, and through the work of the stepping motor 15, the threaded rod 16 can be driven to rotate forward or reverse, and after the threaded seat 17 connected by the threaded connection is limited by the sliding connection of the fixed rod 18 and the sliding sleeve 19, the rotating support 7 is driven to move forward and backward, that is, the position of the medicine delivery hose 5 on the rotating support 7 can be adjusted, and the explosive vehicle body 1 can complete the medicine injection of different position holes without frequent position adjustment, the rotating connecting rod 23 can rotate to adjust the angle of the front rotating support 7, and the medicine delivery hose 5 can complete the medicine injection of different angle position holes, wherein when the rotating support 7 adjusts the angle, the locking rod 28 is not connected with the stop hole 26, and after the position of the rotating support 7 is not limited, the rotating support 7 can be smoothly adjusted in angle, after the angle of the medicine delivery hose 5 on the rotating support 7 is determined, the locking rod 28 in the vertical plate 27 is slid to connect the bottom of the locking rod 28 in the corresponding stop hole 26, that is, the locking of the position of the rotating support 7 is completed, the rotating support 7 is prevented from rotating, the medicine delivery hose 5 on the mixed emulsified explosive vehicle on the site is prevented from shaking during medicine injection, the stability of the medicine delivery hose 5 during medicine injection is improved, through the work of the stepping motor 30, the worm 31 can be driven to rotate forward or reverse, since the worm 31 is meshed and connected with the rotating adjusting gear 34, and the adjusting gear 34 is meshed and connected with the lifting toothed plate 9, therefore, the work of the stepping motor 30 drives the lifting toothed plate 9 to move up and down, and further drives the rolling wheel 10 rotating in the bottom fixing frame 35 to move up and down, the rolling wheel 10 can be suitable for the limiting work of the medicine delivery hose 5 of different height during limiting the medicine delivery hose 5, finally, the work of the winding motor 11 can drive the winding roller 13 on the shaft 12 to rotate forward or reverse, that is, the medicine delivery hose 5 on the winding roller 13 can be output or retracted, the medicine delivery hose 5 wound on the winding roller 13 of the mixed emulsified explosive vehicle on the site can be used without manual dragging, the site operation is time-saving and labor-saving, and the work efficiency is improved.

[0036] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A downhole site mixed emulsion explosive car, comprising an explosive car body (1), an emulsifying device (2) is installed on the explosive car body (1), characterized in that: The top of the emulsifying device (2) is provided with a water vapor cleaning inlet (3), the bottom of the emulsifying device (2) is provided with a sewage discharge structure (4), and the rear end of the emulsifying device (2) is connected with a medicine conveying hose (5), the rear side outer wall of the emulsifying device (2) is provided with a winding assembly, the winding assembly comprises two groups of support plates (6), the outer wall of the outer end support plate (6) is connected with a winding motor (11), and the output end of the winding motor (11) is connected with a rotating shaft (12), the rotating shaft (12) is sleeved with a winding roller (13), the outer wall rear end of the two groups of support plates (6) is connected with a mounting plate (14), and a moving unit is arranged between the adjacent mounting plates (14), the moving unit comprises a threaded seat (17), the threaded seat (17) is rotatably connected with a rotating support (7), and a through hole (20) is formed in the rotating support (7), the upper surface of the rotating support (7) is provided with a fixed machine box (8), and the fixed machine box (8) is provided with a lifting mechanism, the lifting mechanism comprises a lifting toothed plate (9), and the two ends of the lifting toothed plate (9) penetrate through the fixed machine box (8), the bottom of the lifting toothed plate (9) is provided with a fixing frame (35), and the fixing frame (35) is provided with a rotating connection rolling wheel (10), one side of the threaded seat (17) is provided with a through groove (22), the inner wall of the through groove (22) is rotatably connected with a rotating connecting rod (23), and the outer wall of the rotating connecting rod (23) is connected with the rotating support (7), the upper surface of the threaded seat (17) is connected with a fixed block (24), and the top of the fixed block (24) is provided with a semicircular plate (25), a plurality of stop holes (26) are formed in the outer wall of the semicircular plate (25), the upper surface of the rotating support (7) is connected with a vertical plate (27), and the vertical plate (27) is provided with a locking rod (28) matched with the stop hole (26), and the locking rod (28) and the vertical plate (27) are connected.

2. The on-site mixed emulsion explosive vehicle in a well according to claim 1, characterized in that: The moving unit further comprises a stepping motor (15), the stepping motor (15) is located on the outer side of the outer mounting plate (14), and the output end of the stepping motor (15) is connected with a threaded rod (16), and the bottom of the threaded rod (16) is rotatably connected with the inner wall of the inner mounting plate (14) through a bearing.

3. The on-site mixed emulsion explosive vehicle of claim 2, wherein: One side of the threaded rod (16) is provided with a fixed rod (18), the inner sides of the two groups of mounting plates (14) are connected with the two ends of the fixed rod (18) respectively, a sliding sleeve (19) is slidably connected on the fixed rod (18), and the sliding sleeve (19) is connected with the rear side of the threaded seat (17), a through threaded hole (21) is formed in the threaded seat (17), and the threaded hole (21) is threadedly connected with the threaded rod (16).

4. The on-site mixed emulsion explosive vehicle of claim 1, wherein: The lifting mechanism further comprises a second stepping motor (30) located at the bottom end of the outer wall of the fixed machine box (8), and the output end of the second stepping motor (30) is connected with a worm (31), and the inner cavity of the fixed machine box (8) is further provided with a connecting plate (32), and the bottom end of the worm (31) is rotatably connected with the outer wall of the connecting plate (32) through a bearing.

5. The on-site mixed emulsion explosive vehicle of claim 4, wherein: The inner cavity of the fixed machine box (8) is further provided with a rotatingly arranged rotating rod (33), the rotating rod (33) is sleeved with an adjusting gear (34), and the adjusting gear (34) is meshingly connected with the worm (31) and the lifting toothed plate (9), and the two ends of the fixed machine box (8) and the rotating support (7) are both provided with a through slot matched with the lifting toothed plate (9).

6. The on-site mixed emulsion explosive vehicle of claim 1, wherein: The blowdown structure (4) comprises a blowdown tank, the top of the blowdown tank is communicated with the blowdown port of the emulsifying device (2), a liquid level sensor is installed on the inner wall of the blowdown tank, and a blowdown pipe is installed at the bottom of the blowdown tank in a communicated manner, and an electromagnetic valve is arranged on the blowdown pipe.

7. The on-site mixed emulsion explosive vehicle of claim 1, wherein: The locking rod (28) is slidably connected with the vertical plate (27), a non-slip rubber sleeve is sleeved on the bottom of the outer surface of the locking rod (28), and a corrugated protrusion is embedded on the inner wall of each group of stop holes (26).

8. The on-site mixed emulsion explosive vehicle of claim 1, wherein: The outer surfaces of the winding roller (13) and the rolling wheel (10) are provided with rubber pads, the inner wall of the pipe hole (20) is also provided with a rubber pad, one side of the two groups of supporting plates (6) close to the emulsifying device (2) is provided with an ear plate, and a locking bolt is connected in the ear plate, and the bottom of the locking bolt is connected with the rear outer wall of the emulsifying device (2).

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