Drilling hole cleaning device

Abstract

The invention relates to the technical field of blast hole cleaning, and discloses a drill hole cleaning device which comprises a controller, a fan, a sleeve and a pipe set, the pipe set is arranged in the sleeve, a plurality of air outlets are formed in the outer wall face of the sleeve and are sequentially arranged at intervals in the length direction of the sleeve, one end of the pipe set communicates with an air outlet of the fan, and the other end of the pipe set communicates with an air outlet of the fan. The other end of the pipe group is respectively communicated with each air outlet and one end, far away from the fan, of the sleeve; the controller is electrically connected with the fan and used for controlling the fan when the end, away from the fan, of the sleeve is inserted into the blast hole so that air can be exhausted from the end, away from the fan, of the sleeve firstly, and then air can be exhausted from the air outlets in the direction from the end, away from the fan, of the sleeve to the fan in sequence. According to the technical scheme provided by the invention, the pipe group is fed into the blast hole, after the air is firstly discharged from the sleeve far away from the fan, the air is discharged from the air outlets in sequence from low to high, and various impurities in the blast hole are blown out from the blast hole from bottom to top in a step-by-step pressurization manner, so that the influence of the impurities on the later blasting operation is reduced to the maximum extent.

Description

Technical Field

[0001] The invention relates to the technical field of blasthole cleaning, and in particular to a borehole cleaning device. Background Art

[0002] Blasting is a technique that uses the energy of an explosion to break, move or remove materials. This technique is widely used in mining, building construction, road construction, tunnel excavation, demolition of old buildings and other structural engineering. It can efficiently process large amounts of hard rock or concrete, facilitating subsequent work.

[0003] Blasting operations are widely used in the extraction of metal ores, coal and other resources from mines. When constructing large-scale infrastructure such as high-rise buildings and bridges, it may be necessary to transform the terrain or remove obstacles. Blasting can open up passages, especially in mountainous areas. Blasting is indispensable for projects such as underground transportation lines (subways) and water diversion tunnels for hydropower stations.

[0004] In engineering fields such as mining and tunneling, blasting operations have become a key link. In blasting operations, it is necessary to drill a certain number and depth of blastholes at predetermined locations according to the design plan, and arrange explosives in the blastholes according to regulations. During the blasthole drilling process, rock powder, rock slag and accumulated water will inevitably be produced. At present, the slag in the blasthole is generally discharged through the traditional drill pipe water supply system, but the slag discharge effect is effective, and the impurities in the blasthole will affect the arrangement of explosives and the explosion efficiency of explosives. Therefore, the slag discharge effect will directly affect the efficiency of blasting operations. Summary of the invention

[0005] The main purpose of the present invention is to provide a drilling cleaning device, aiming to solve the problem that the cleaning of residues in the blast hole is limited, which affects the efficiency of blasting operations.

[0006] To achieve the above purpose, the technical solution proposed by the present invention is:

[0007] A drilling cleaning device comprises a controller, a fan, a casing and a pipe group, wherein the pipe group is arranged in the casing, and a plurality of air outlets are provided on the outer wall surface of the casing, and the air outlets are arranged in sequence and spaced apart along the length direction of the casing, one end of the pipe group is connected to the air outlet of the fan, and the other end of the pipe group is respectively connected to each of the air outlets and an end of the casing away from the fan; the controller is electrically connected to the fan, and the controller is used to control the fan when the end of the casing away from the fan is inserted into a blasthole, so that the casing away from the fan discharges air first, and then the air outlets discharge air in sequence along the end of the casing away from the fan toward the fan.

[0008] Preferably, the borehole cleaning device also includes a heater, a water pump and a water pipe, the heater is used to heat the gas blown out by the fan; the water pump is connected to one end of the water pipe; the water pipe is arranged in the casing, and the other end of the water pipe passes through the end of the casing away from the fan; the controller is electrically connected to the water pump, and the controller is used to control the water pump when the end of the casing away from the fan is inserted into the blasthole, so that the accumulated water in the blasthole is pumped out of the blasthole through the water pipe.

[0009] Preferably, the pipe group includes a main pipe and a plurality of connecting pipes, the main pipe and each connecting pipe are arranged in the casing, one end of the main pipe and one end of the connecting pipe are connected to the air outlet of the fan, the end of the main pipe away from the fan is connected to the end of the casing away from the fan, and the end of each connecting pipe away from the fan is connected to each air outlet in turn.

[0010] Preferably, a plurality of centering limiters are sleeved on the outer wall surface of the sleeve, and each of the centering limiters is arranged in sequence and spaced apart along the length direction of the sleeve, and each of the centering limiters is used to keep the sleeve stable when the sleeve is away from each of the air outlets at one end of the fan to discharge air.

[0011] Preferably, the number of the air outlets is the same as the number of the connecting pipes, and the number of the air outlets is proportional to the length of the sleeve; the centering limiter is proportional to the length of the sleeve.

[0012] Preferably, the drilling cleaning mechanism also includes a connecting sleeve, a first movable device and a down-tube mechanism, the fan, the heater and the water pump are all arranged on the first movable device, and the end of the casing away from the casing and connected to the main pipe is connected to the first movable device through the connecting sleeve; the down-tube mechanism drives the casing to be connected, and the down-tube mechanism is used to send the casing into the blast hole; the controller is electrically connected to the first movable device and the down-tube mechanism, respectively, and the controller is used to control the first movable device and the down-tube mechanism, respectively, so that when the down-tube mechanism sends the casing into the blast hole, the first movable device moves toward the down-tube mechanism.

[0013] Preferably, the lower tube mechanism includes a second mover, a servo motor, a wire drum and a plurality of connecting plates, the servo motor and the wire drum are both arranged on the second mover, the servo motor drives the wire drum to be connected, and the servo motor is used to drive the wire drum to rotate; each connecting plate is arranged on the rotating surface of the wire drum, and each connecting plate is arranged in sequence along the rotating direction; the controller is electrically connected to the second mover and the servo motor, respectively, and the controller is used to control the second mover so that the second mover drives the casing to move to a preset position around the blast hole; the controller is also used to control the servo motor when the second mover drives the casing to move to a preset position around the blast hole, so that the wire drum moves away from the first mover, so that each connecting plate pushes the outer wall surface of the casing in sequence to send the casing into the blast hole.

[0014] Preferably, a rangefinder is provided on the side of the first mover facing the lower tube mechanism, the controller is electrically connected to the rangefinder, the rangefinder is used to obtain the spacing distance between the first mover and the lower tube mechanism and send it to the controller; the controller is used to obtain the depth distance of the blasthole, and then control the first mover and the lower tube mechanism respectively according to the depth distance and the spacing distance, so that the casing is arranged away from one end of the fan and close to the bottom side of the blasthole.

[0015] Preferably, the connecting sleeve includes a fixed frame, a track, two sliders, two fixed frames and a plurality of tension springs, the fixed frame is arranged on the top side of the first movable device, and the fan, the heater and the water pump are all located on the same side of the fixed frame; the track is arranged on the side of the fixed frame away from the first movable device, the track extends along the fan in a direction away from the fan, the two sliders are respectively slidably connected to the track, one of the fixed frames is arranged on one of the sliders, and the other fixed frame is arranged on the other slider; the sleeve is connected to the fixed frame away from the fan, the main pipe, the water pipe and each connecting pipe passes through the two fixed frames in sequence; each tension spring is located between the two fixed frames, one end of each tension spring is connected to one of the fixed frames, and the other end of each tension spring is connected to the other fixed frame, and each tension spring is arranged around the main pipe, the water pipe and each connecting pipe.

[0016] Compared with the prior art, the present invention has at least the following beneficial effects:

[0017] The pipe group is sent into the blasthole through the casing. After the casing is away from the first air discharge of the fan, the air outlets are made to discharge air in sequence from low to high. Various impurities in the blasthole are blown out from the blasthole from bottom to top by means of step-by-step pressurization, thereby minimizing the impact of impurities on subsequent blasting operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0019] Figure 1 It is a structural schematic diagram of an embodiment of a drilling cleaning device of the present invention;

[0020] Figure 2 It is a structural schematic diagram of the connection between the pipe group and the casing;

[0021] Figure 3 Schematic diagram of the internal structure of the connection between the pipe group and the casing.

[0022] Description of Figure Numbers:

[0023] 1-first mover; 11-fan; 12-heater; 13-water pump; 14-distance finder;

[0024] 2- casing; 21- air outlet; 22- water pipe; 23- filter; 24- sealing plate; 25- connecting through hole;

[0025] 3-pipe group; 31-main pipe; 32-connecting pipe;

[0026] 4-centering stopper; 41-fixing ring; 42-limiting block;

[0027] 5-connecting sleeve; 51-fixing frame; 52-track; 53-slider; 54-fixing frame; 55-tension spring;

[0028] 6-lower tube mechanism; 61-second mover; 62-servo motor; 63-cable drum; 64-connecting plate;

[0029] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back, etc.) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0032] In addition, in the present invention, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0033] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0035] The invention provides a borehole cleaning device.

[0036] like Figure 1 and Figure 3 A drilling cleaning device shown in the figure includes a controller, a fan 11, a casing 2 and a pipe group 3, the pipe group 3 is arranged in the casing 2, and a plurality of air outlets 21 are provided on the outer wall of the casing 2, and each air outlet 21 is arranged in sequence along the length direction of the casing 2 at intervals, one end of the pipe group 3 is connected to the air outlet 21 of the fan 11, and the other end of the pipe group 3 is respectively connected to each air outlet 21 and an end of the casing 2 away from the fan 11; the controller is electrically connected to the fan 11, and the controller is used to control the fan 11 when the end of the casing 2 away from the fan 11 is inserted into the blasthole, so that the casing 2 away from the fan 11 discharges air first, and then the air outlets 21 discharge air in sequence along the end of the casing 2 away from the fan 11 toward the fan 11.

[0037] The pipe group 3 is sent into the blast hole through the casing 2. After the casing 2 away from the fan 11 first discharges air, the air outlets 21 are then discharged in sequence from low to high. Various impurities in the blast hole are blown out from the blast hole from bottom to top by means of step-by-step pressurization, thereby minimizing the impact of impurities on subsequent blasting operations.

[0038] The drilling cleaning device also includes a heater 12, a water pump 13 and a water pipe 22. The heater 12 is used to heat the gas blown out by the fan 11; the water pump 13 is connected to one end of the water pipe 22; the water pipe 22 is arranged in the casing 2, and the other end of the water pipe 22 passes through the end of the casing 2 away from the fan 11; the controller is electrically connected to the water pump 13, and the controller is used to control the water pump 13 when the end of the casing 2 away from the fan 11 is inserted into the blasthole, so that the water accumulated in the blasthole is pumped out of the blasthole through the water pipe 22. The cooperation of the water pump 13 and the water pipe 22 pumps out the water accumulated in the blasthole. The cooperation of the pipe group 3, the heater 12 and the fan 11 realizes the rapid drying of the blasthole and prevents the residual water in the blasthole from affecting the later blasting.

[0039] Specifically, a filter screen 23 is provided at one end of the water pipe 22 away from the water pump 13 .

[0040] The pipe group 3 includes a main pipe 31 and a plurality of connecting pipes 32. The main pipe 31 and each connecting pipe 32 are arranged in the casing 2. One end of the main pipe 31 and one end of the connecting pipe 32 are connected to the air outlet 21 of the fan 11. The end of the main pipe 31 away from the fan 11 is connected to the end of the casing 2 away from the fan 11, and the end of each connecting pipe 32 away from the fan 11 is connected to each air outlet 21 in sequence.

[0041] Specifically, a sealing plate 24 is provided at the end of the sleeve 2 away from the fan 11, and two connecting holes 25 are formed in the sealing plate 24. The end of the main pipe 31 away from the fan 11 is connected to one of the connecting holes 25, and the end of the water pipe 22 away from the water pump 13 passes through the other connecting hole 25. The setting of the sealing plate 24 can prevent impurities from entering the sleeve 2.

[0042] Specifically, the controller is used to obtain the number of blast holes and at least two fan control schemes, and determine at least two experimental blast holes according to the number of blast holes; determine a detection scheme according to each experimental blast hole and each fan control scheme; determine the working efficiency of each fan control scheme according to the detection scheme, and determine the optimal scheme according to each working efficiency; control the fan 11 according to the optimal scheme, so that the fan 11 performs cleaning operations on the remaining blast holes according to the optimal scheme.

[0043] Specifically, the fan control scheme includes a historical scheme and a set scheme. The historical scheme is the fan 11 operation scheme used in historical blastholes of the same size as the current blasthole; the set scheme is the fan 11 operation scheme input to the controller on site.

[0044] Specifically, the fan control scheme at least includes the wind pressure of each air outlet 21 and the air outlet time of each air outlet 21 .

[0045] A plurality of centering stoppers 4 are sleeved on the outer wall of the casing 2, and each centering stopper 4 is sequentially arranged at intervals along the length direction of the casing 2. Each centering stopper 4 is used to keep the casing 2 stable when each air outlet 21 at one end of the casing 2 away from the fan 11 discharges air. The centering stopper 4 is arranged to reduce the shaking amplitude of the casing 2 when each air outlet 21 cleans the blast hole, so as to prevent the shaking casing 2 from blocking the impurities in the blast hole from being blown out, thereby ensuring the cleaning effect.

[0046] Specifically, the centering stopper 4 includes a fixing ring 41 and a plurality of limiting blocks 42. The fixing ring 41 is sleeved on the casing 2. The limiting blocks 42 are sequentially arranged at intervals along the outer wall of the fixing ring 41, and a cleaning gap is formed between adjacent limiting blocks 42. The fixing ring 41 fits the inner wall of the blast hole through the limiting blocks 42, and the shaking of the casing 2 due to wind pressure during the cleaning of the blast hole is reduced to a minimum, thereby preventing the casing 2 from affecting the cleaning effect. The cleaning gap is used for impurities to pass through.

[0047] The number of the air outlets 21 is the same as the number of the connecting pipes 32 , and the number of the air outlets 21 is proportional to the length of the sleeve 2 ; the center stopper 4 is proportional to the length of the sleeve 2 .

[0048] The drilling cleaning mechanism also includes a connecting sleeve 5, a first mover 1 and a lower pipe mechanism 6. The fan 11, the heater 12 and the water pump 13 are all arranged on the first mover 1. The end of the casing 2 away from the casing 2 and the main pipe 31 is connected to the first mover 1 through the connecting sleeve 5; the lower pipe mechanism 6 drives the connected casing 2, and the lower pipe mechanism 6 is used to send the casing 2 into the blast hole; the controller is electrically connected to the first mover 1 and the lower pipe mechanism 6 respectively, and the controller is used to control the first mover 1 and the lower pipe mechanism 6 respectively, so that when the lower pipe mechanism 6 sends the casing 2 into the blast hole, the first mover 1 moves toward the lower pipe mechanism 6. The cooperation of the first mover 1 and the lower pipe mechanism 6 can assist the movement of the casing 2 on the ground, and the casing 2 enters and exits the blast hole. The cooperation of the first mover 1 and the lower pipe mechanism 6 can be adapted to various sizes of casings 2 for use.

[0049] The lower tube mechanism 6 includes a second mover 61, a servo motor 62, a wire drum 63 and a plurality of connecting plates 64. The servo motor 62 and the wire drum 63 are both arranged on the second mover 61. The servo motor 62 drives the connecting wire drum 63, and the servo motor 62 is used to drive the wire drum 63 to rotate; each connecting plate 64 is arranged on the rotating surface of the wire drum 63, and each connecting plate 64 is arranged in sequence along the rotation direction; the controller is electrically connected to the second mover 61 and the servo motor 62 respectively, and the controller is used to control the second mover 61 so that the second mover 61 drives the casing 2 to move to a preset position around the blast hole; the controller is also used to control the servo motor 62 to drive the wire drum 63 to move away from the first mover 1 when the second mover 61 drives the casing 2 to move to a preset position around the blast hole, so that each connecting plate 64 pushes the outer surface of the casing 2 in sequence to send the casing 2 into the blast hole. The servo motor 62 drives the wire drum 63 to rotate, and the wire drum 63 sequentially moves each centering stopper 4 through the connecting plate 64, and the casing 2 is controlled to enter and exit the blast hole by means of each centering stopper 4.

[0050] A rangefinder 14 is provided on the side of the first mover 1 facing the lower tube mechanism 6, and the controller is electrically connected to the rangefinder 14. The rangefinder 14 is used to obtain the spacing distance between the first mover 1 and the lower tube mechanism 6 and send it to the controller; the controller is used to obtain the depth distance of the blasthole, and then control the first mover 1 and the lower tube mechanism 6 respectively according to the depth distance and the spacing distance, so that the casing 2 is arranged away from the end of the fan 11 close to the bottom side of the blasthole.

[0051] Specifically, the rangefinder 14 is an infrared rangefinder 14 .

[0052] The connecting sleeve 5 includes a fixing frame 51, a track 52, two sliders 53, two fixing frames 54 and a plurality of tension springs 55. The fixing frame 51 is arranged on the top side of the first moving device 1, and the fan 11, the heater 12 and the water pump 13 are all located on the same side of the fixing frame 51; the track 52 is arranged on the side of the fixing frame 51 away from the first moving device 1, and the track 52 extends away from the fan 11 along the fan 11. The two sliders 53 are respectively slidably connected to the track 52, and one of the fixing frames 54 is arranged therein. A slider 53, another fixed frame 54 is set on the other slider 53; the sleeve 2 is connected to the fixed frame 54 far away from the fan 11, and the main pipe 31, the water pipe 22 and each connecting pipe 32 pass through the two fixed frames 54 in sequence; each tension spring 55 is located between the two fixed frames 54, one end of each tension spring 55 is connected to one of the fixed frames 54, and the other end of each tension spring 55 is connected to the other fixed frame 54, and each tension spring 55 is set around the main pipe 31, the water pipe 22 and each connecting pipe 32. The setting of each tension spring 55 can leave a margin for the lifting process of the sleeve 2, avoiding excessive pulling of the rope, so that the sleeve 2 and the connecting sleeve 5 are separated during the lifting process of the sleeve 2, resulting in damage to the sleeve 2.

[0053] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A drilling cleaning device, characterized in that: The utility model comprises a controller, a fan, a casing and a pipe group, wherein the pipe group is arranged in the casing, and a plurality of air outlets are provided on the outer wall of the casing, and the air outlets are arranged in sequence and spaced apart along the length direction of the casing, one end of the pipe group is connected to the air outlet of the fan, and the other end of the pipe group is respectively connected to the air outlets and the end of the casing away from the fan; the controller is electrically connected to the fan, and the controller is used for controlling the fan when the end of the casing away from the fan is inserted into the blasthole, so that the casing away from the fan discharges air first, and then the air outlets discharge air in sequence along the end of the casing away from the fan toward the fan.

2. A drilling cleaning device according to claim 1, characterized in that: The borehole cleaning device also includes a heater, a water pump and a water pipe, wherein the heater is used to heat the gas blown out by the fan; the water pump is connected to one end of the water pipe; the water pipe is arranged in the casing, and the other end of the water pipe passes through the end of the casing away from the fan; the controller is electrically connected to the water pump, and the controller is used to control the water pump when the end of the casing away from the fan is inserted into the blasthole, so that the accumulated water in the blasthole is pumped out of the blasthole through the water pipe.

3. A drilling cleaning device according to claim 2, characterized in that: The pipe group includes a main pipe and a plurality of connecting pipes, wherein the main pipe and each of the connecting pipes are arranged in the casing, one end of the main pipe and one end of the connecting pipe are both connected to the air outlet of the fan, one end of the main pipe away from the fan is connected to one end of the casing away from the fan, and one end of each of the connecting pipes away from the fan is connected to each of the air outlets in turn.

4. A drilling cleaning device according to claim 3, characterized in that: A plurality of centering stoppers are sleeved on the outer wall surface of the sleeve, and each of the centering stoppers is arranged in sequence and spaced apart along the length direction of the sleeve. Each of the centering stoppers is used to keep the sleeve stable when the sleeve is away from the air outlets at one end of the fan to discharge air.

5. A drilling cleaning device according to claim 4, characterized in that: The number of the air outlets is the same as the number of the connecting pipes, and the number of the air outlets is proportional to the length of the sleeve; the centering stopper is proportional to the length of the sleeve.

6. A drilling cleaning device according to any one of claims 3 to 5, characterized in that: The drilling cleaning mechanism also includes a connecting sleeve, a first movable device and a down-tube mechanism, the fan, the heater and the water pump are all arranged on the first movable device, and the end of the casing away from the casing and the main pipe is connected to the first movable device through the connecting sleeve; the down-tube mechanism drives the casing to be connected, and the down-tube mechanism is used to send the casing into the blast hole; the controller is electrically connected to the first movable device and the down-tube mechanism respectively, and the controller is used to control the first movable device and the down-tube mechanism respectively, so that when the down-tube mechanism sends the casing into the blast hole, the first movable device moves toward the down-tube mechanism.

7. A drilling cleaning device according to claim 6, characterized in that: The lower tube mechanism includes a second mover, a servo motor, a wire drum and a plurality of connecting plates, the servo motor and the wire drum are both arranged on the second mover, the servo motor drives the wire drum to be connected, and the servo motor is used to drive the wire drum to rotate; each connecting plate is arranged on the rotating surface of the wire drum, and each connecting plate is arranged in sequence along the rotating direction; the controller is electrically connected to the second mover and the servo motor respectively, and the controller is used to control the second mover so that the second mover drives the casing to move to a preset position around the blast hole; the controller is also used to control the servo motor when the second mover drives the casing to move to a preset position around the blast hole, and drive the wire drum to move away from the first mover, so that each connecting plate pushes the outer wall surface of the casing in sequence to send the casing into the blast hole.

8. A drilling cleaning device according to claim 6, characterized in that: A rangefinder is provided on the side of the first mover facing the lower tube mechanism, and the controller is electrically connected to the rangefinder. The rangefinder is used to obtain the interval distance between the first mover and the lower tube mechanism and send it to the controller; the controller is used to obtain the depth distance of the blasthole, and then control the first mover and the lower tube mechanism respectively according to the depth distance and the interval distance, so that the casing is arranged away from one end of the fan and close to the bottom side of the blasthole.

9. A drilling cleaning device according to claim 6, characterized in that: The connecting sleeve includes a fixed frame, a track, two sliders, two fixed frames and a plurality of tension springs, the fixed frame is arranged on the top side of the first movable device, and the fan, the heater and the water pump are all located on the same side of the fixed frame; the track is arranged on the side of the fixed frame away from the first movable device, the track extends along the fan in a direction away from the fan, the two sliders are respectively slidably connected to the track, one of the fixed frames is arranged on one of the sliders, and the other fixed frame is arranged on the other slider; the sleeve is connected to the fixed frame away from the fan, the main pipe, the water pipe and each connecting pipe passes through the two fixed frames in sequence; each tension spring is located between the two fixed frames, one end of each tension spring is connected to one of the fixed frames, and the other end of each tension spring is connected to the other fixed frame, and each tension spring is arranged around the main pipe, the water pipe and each connecting pipe.

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