Anti-leakage waterproof spraying device for underground garage

Abstract

The invention relates to a waterproof spraying device for preventing leakage of an underground garage, belongs to the technical field of waterproof spraying, and aims to solve the problem that the waterproof effect is affected due to the fact that natural sedimentation and separation phenomena occur when a solution stands for a long time, the waterproof spraying device comprises a frame body, moving wheels are arranged at the bottom end of the frame body, and a support is fixedly mounted on the frame body; a first electric push rod is fixedly installed on the support, the output end of the first electric push rod is fixedly connected with a moving part, an adjusting mechanism is arranged on the moving part, and a connecting frame is arranged on the adjusting mechanism. According to the anti-seepage waterproof spraying device for the underground garage, a wall surface can be pre-cleaned before spraying, and dust and dirt on the wall surface can be removed; according to the spraying device, the possibility of hollowing and cracking of the waterproof coating is reduced, meanwhile, the spraying solution can be stirred, the poor spraying effect caused by the problems of solution precipitation, layering and the like is avoided, and the quality and stability of the waterproof coating are improved.

Description

Technical Field

[0001] The invention relates to the technical field of waterproof spraying, in particular to a waterproof spraying device for preventing leakage in underground garages. Background Art

[0002] With the acceleration of urbanization, buildings in cities continue to expand underground. As an important part of urban infrastructure, underground garages play a key role in alleviating urban parking pressure. Whether it is a commercial center, residential area or public building, the number of underground garages is increasing. However, underground garages are below the groundwater level for a long time. Affected by multiple factors such as groundwater penetration pressure, soil erosion and climate changes, leakage problems have become common. Coatings are one of the common waterproofing methods.

[0003] A water-stop structural coating spraying device for underground waterproof engineering with announcement number CN221714667U has a three-point adjustable method to make the angle adjustment of the spray plate have a high degree of freedom. When adjusting the height position of the spray plate, start the motor, the motor drives the screw to rotate, the screw drives the lifting block, rotating plate 2, rotating plate 1 and spray plate to move up and down, and when the spray plate moves to the appropriate position, turn off the motor. It has the advantage of high degree of freedom of adjustment, and the spray component has a wide adjustment range. It will not be restricted in a small space, thereby improving the efficiency of spraying. However, when the device is in a static state for a long time, due to the differences in density, particle size and chemical properties of the components in the waterproof coating solution, natural sedimentation and separation will occur, which will lead to stratification of the solution, thereby affecting the waterproof effect.

[0004] Therefore, a waterproof spraying device for preventing leakage of underground garage is proposed to solve the above-mentioned problems. Summary of the invention

[0005] The purpose of the present invention is to provide a waterproof spray device for preventing leakage in underground garages, so as to solve the problem raised in the above background technology that the solution in the current market will naturally settle and separate when it is left stationary for a long time, thereby causing the solution to be stratified, thereby affecting the waterproof effect.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a waterproof spraying device for preventing leakage in an underground garage, comprising: a frame, a moving wheel is arranged at the bottom end of the frame, a bracket is fixedly installed on the frame, a first electric push rod is fixedly installed on the bracket, a moving part is fixedly connected to the output end of the first electric push rod, an adjusting mechanism is arranged on the moving part, a connecting frame is arranged on the adjusting mechanism, a base is fixedly installed on the connecting frame, a groove is provided on the base, a slider is slidably connected in the groove, a fixing part is fixedly connected to the side wall of the slider, a spray head is arranged on the upper end of the fixing part, a liquid storage tank is fixedly installed on the frame on the side of the bracket, a box body is fixedly installed on the liquid storage tank, a first motor is fixedly installed on the side wall of the liquid storage tank, a rotating shaft is fixedly connected to the output end of the first motor, and the The rotating shaft is penetrated in the liquid storage tank, and the rotating shaft is hingedly provided with a first stirring rod. A rubber pad is fixedly installed in the box body, and the rubber pad divides the box body into two non-communicating chambers, namely a waterproof coating containing chamber and an air chamber. A pull rod is fixedly connected to the side wall of the rubber pad close to the air chamber, and one end of the pull rod away from the rubber pad passes through and extends out of the box body. The pull rod is arranged parallel to the rotating shaft, and one end of the pull rod extending out of the box body is vertically fixedly connected with a moving block, and one end of the moving block away from the pull rod is sleeved on a reciprocating screw rod, and the reciprocating screw rod passes through and extends into the liquid storage tank and is coaxially fixedly connected to the rotating shaft. A sliding groove is provided in the axial direction of the reciprocating screw rod and the rotating shaft, and a movable rod is slidably connected in the sliding groove, and a second stirring rod is hinged on the movable rod located in the rotating shaft, and one end of the movable rod passes through and extends out of the reciprocating screw rod and is hinged to the moving block.

[0007] Preferably, the adjusting mechanism includes a second electric push rod and a lifting frame, the bottom of the second electric push rod is fixedly arranged in the moving part, the output end of the second electric push rod is fixedly connected to a U-shaped frame, the upper end of the U-shaped frame is rotatably connected to the lifting frame, the lifting frame is hinged to the moving part, and the end of the lifting frame away from the moving part is hinged to the connecting frame.

[0008] Preferably, a third electric push rod is fixedly mounted on the connecting frame, an output end of the third electric push rod is fixedly connected to a side wall of a fixing member, a collecting box is fixedly mounted on a fixing member on a side of the third electric push rod, and an air pump is arranged in the collecting box.

[0009] Preferably, a support seat is fixedly mounted on the slider, a second motor is fixedly mounted on the support seat, a connecting shaft is fixedly mounted on the output end of the second motor, a fan is fixedly nested and mounted on the outer side of the connecting shaft, a first pulley is fixedly mounted on the connecting shaft on the side of the fan, a second pulley is rotatably mounted on the support seat above the first pulley, and a transmission belt is sleeved on the second pulley and the first pulley.

[0010] Preferably, a rotating rod is fixedly mounted on the side wall of the second pulley, an end of the rotating rod away from the second pulley is fixedly connected to a grinding head, a sleeve is fixedly mounted inside the rotating rod, and a dust removal channel is provided between the sleeve and the rotating rod.

[0011] Preferably, a conical baffle is fixedly installed at one end of the sleeve near the grinding head, and an air flow channel connected to the conical baffle and the sleeve is provided. The air inlet end of the air flow channel is connected to the air outlet end of the fan through a hose, and the air outlet end of the air flow channel faces the grinding head and is inclined. The internal channel of the sleeve is adapted to the spray head.

[0012] Preferably, two dust suction pipes are symmetrically arranged on the support seat and on both sides of the rotating rod, the air inlet ends of the two dust suction pipes face the grinding head, the air outlet ends of the two dust suction pipes are connected with the air outlet end of the air pump, and an air supply pipe is arranged on the dust suction pipe, and a valve is arranged at the place where the air supply pipe is connected to the dust suction pipe.

[0013] Preferably, the dust removal channel is arranged between the grinding head and the conical baffle, and the air inlet end of the dust removal channel is connected to an end of the air supply pipeline away from the dust suction pipeline.

[0014] Preferably, a heating element is provided in the liquid storage tank, the liquid storage tank is rotatably connected to the rotating shaft, the rotating shaft is hinged to the first stirring rod, the end of the first stirring rod away from the rotating shaft is hinged to the second stirring rod, and the first stirring rod and the second stirring rod are both arranged in a circular array about the center point of the rotating shaft.

[0015] Preferably, the inlet of the waterproof coating containing chamber is connected to the liquid storage tank through a one-way flow pipe, the outlet of the box body is connected to the spray head through a one-way flow pipe, the box body is slidably connected to the pull rod, and the moving block on the side of the pull rod is threadedly connected to the reciprocating screw.

[0016] Compared with the prior art, the invention has the following beneficial effects: the waterproof spraying device for preventing leakage in underground garages can pre-clean the wall surface before spraying to remove dust and dirt on the wall surface, reduce the possibility of hollowing and cracks in the waterproof coating, and stir the spraying solution to avoid poor spraying effect caused by solution precipitation, stratification and other problems, thereby improving the quality and stability of the waterproof coating. The specific contents are as follows: 1. A rotating shaft and a first stirring rod are provided. The rotating shaft rotates, so that the rotating shaft drives the first stirring rod and the second stirring rod to rotate synchronously, so as to stir the solution in the liquid storage tank, and ensure that the various components in the solution are fully and evenly mixed. At the same time, the rotating shaft drives the reciprocating screw to rotate, so that the reciprocating screw drives the moving block to move under the action of the threaded engagement, and the moving block drives the movable rod to move, so that the movable rod drives the second stirring rod to move, and then adjusts the stirring positions of the first stirring rod and the second stirring rod, so that the first stirring rod and the second stirring rod can stir the solutions in different areas, ensure that the various components in the solution can be mixed more evenly, avoid the occurrence of stirring dead corners, and ensure the uniformity of the whole box of solution.

[0017] 2. A fan and a grinding head are provided. The second motor drives the connecting shaft to rotate, so that the connecting shaft drives the rotating rod to rotate under the transmission of the belt, and then the rotating rod drives the grinding head to rotate in close contact with the wall surface to clean the impurities and dirt on the wall surface. At the same time, the fan rotates, and the airflow generated will enter the conical baffle through the airflow channel, and then be blown onto the wall surface from the air outlet on the conical baffle plate, blowing away the impurities attached to the wall to prevent them from re-attaching to the wall surface. The two cooperate with each other, greatly improving the cleaning efficiency and quality of the wall surface, and ensuring that the wall surface reaches a good clean state before the subsequent waterproof spraying. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 This is a schematic diagram of the main cross-sectional structure of the liquid storage tank of the present invention; Figure 3 For the present invention Figure 2 The enlarged structural diagram at A in the middle; Figure 4 This is a schematic diagram of the overall structure of the first stirring rod of the present invention; Figure 5 This is a schematic diagram of the overall structure of the grinding head of the present invention; Figure 6 This is a schematic diagram of the main cross-sectional structure of the grinding head of the present invention; Figure 7 For the present invention Figure 6 The enlarged structural diagram at B in the middle; Figure 8 It is a schematic diagram of the internal structure of the rotating rod of the present invention.

[0019] In the figure: 1, frame; 2, moving wheel; 3, bracket; 4, first electric push rod; 5, moving part; 6, adjustment mechanism; 601, second electric push rod; 602, lifting frame; 603, U-shaped frame; 7, connecting frame; 8, base; 9, slot; 10, slider; 11, fixing part; 12, spray head; 13, liquid storage tank; 14, box body; 15, first motor; 16, rotating shaft; 17, first stirring rod; 18, slide; 19, movable rod; 20, second stirring rod; 21. rubber pad; 22. pull rod; 23. moving block; 24. reciprocating screw rod; 25. heating element; 26. conical baffle; 27. third electric push rod; 28. collecting box; 29. ​​support seat; 30. second motor; 31. connecting shaft; 32. fan; 33. first pulley; 34. second pulley; 35. rotating rod; 36. grinding head; 37. sleeve; 38. dust removal channel; 39. air flow channel; 40. dust suction duct; 41. gas pipeline. DETAILED DESCRIPTION

[0020] 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.

[0021] Example 1: Please refer to Figure 1-Figure 8 As shown, the present invention provides a technical solution: a waterproof spraying device for preventing leakage in an underground garage, comprising: a frame 1, and a moving wheel 2 is arranged at the bottom end of the frame 1.

[0022] This technical solution utilizes the setting of the moving wheel 2. When in use, the frame 1 is first moved to the area to be sprayed, and then one end of the spray head 12 is inserted into the sleeve 37, so that the liquid outlet end of the spray head 12 is inserted into the conical baffle 26. At this time, the adjustment mechanism 6 is started, so that the adjustment mechanism 6 drives the spray head 12 to move to the designated area to perform the spraying operation.

[0023] Embodiment 2: The technical content disclosed in this embodiment is an improvement made on the basis of the above-mentioned embodiment 1. Since impurities attached to the wall surface will affect the quality and effect of the waterproof coating, this technical solution is as follows: Figure 1 , Figure 3 and Figure 5-Figure 8As shown, a cleaning component of a spraying device is disclosed, wherein a frame 1 is fixedly mounted with a bracket 3, a first electric push rod 4 is fixedly mounted on the bracket 3, a moving part 5 is fixedly connected to the output end of the first electric push rod 4, an adjusting mechanism 6 is arranged on the moving part 5, a connecting frame 7 is arranged on the adjusting mechanism 6, a base 8 is fixedly mounted on the connecting frame 7, a slot 9 is provided on the base 8, a slider 10 is slidably connected in the slot 9, a fixing part 11 is fixedly connected to the side wall of the slider 10, a spray head 12 is arranged on the upper end of the fixing part 11, the adjusting mechanism 6 comprises a second electric push rod 601 and a lifting frame 602, the bottom of the second electric push rod 601 is fixedly arranged in the moving part 5, and the output end of the second electric push rod 601 is fixed A U-shaped frame 603 is connected, and the upper end of the U-shaped frame 603 is rotatably connected to a lifting frame 602, the lifting frame 602 is hinged to the moving part 5, and the end of the lifting frame 602 away from the moving part 5 is hinged to the connecting frame 7, and a third electric push rod 27 is fixedly installed on the connecting frame 7, and the output end of the third electric push rod 27 is fixedly connected to the side wall of the fixing member 11, and a collecting box 28 is fixedly installed on the fixing member 11 on the side of the third electric push rod 27, and an air pump is arranged in the collecting box 28, a support seat 29 is fixedly installed on the slider 10, and a second motor 30 is fixedly installed on the support seat 29, and a connecting shaft 31 is fixedly installed on the output end of the second motor 30, and a fan 32 is fixedly nested and installed on the outer side of the connecting shaft 31, and a fan 32 is fixedly nested on the side of the fan 32. A first pulley 33 is fixedly mounted on the connecting shaft 31, a second pulley 34 is rotatably mounted on the support seat 29 above the first pulley 33, a transmission belt is sleeved on the second pulley 34 and the first pulley 33, a rotating rod 35 is fixedly mounted on the side wall of the second pulley 34, a grinding head 36 is fixedly connected to the end of the rotating rod 35 away from the second pulley 34, a sleeve 37 is fixedly mounted in the rotating rod 35, a dust removal channel 38 is provided between the sleeve 37 and the rotating rod 35, a conical baffle 26 is fixedly mounted on the end of the sleeve 37 close to the grinding head 36, a connected air flow channel 39 is provided in the conical baffle 26 and the sleeve 37, and an air inlet end of the air flow channel 39 is connected to the fan through a hose 32 is connected with the air outlet end, the air outlet end of the air flow channel 39 faces the grinding head 36 and is inclined, the internal channel of the sleeve 37 is adapted to the spray head 12, and two dust suction pipes 40 are symmetrically arranged on the support seat 29 and on both sides of the rotating rod 35, the air inlet ends of the two dust suction pipes 40 face the grinding head 36, the air outlet ends of the two dust suction pipes 40 are connected with the air outlet end of the air pump, and the dust suction pipe 40 is connected with the dust suction collection box 28 through the air supply pipe 41, and a valve is provided at the connection between the air supply pipe 41 and the dust suction pipe 40, the dust removal channel 38 is arranged between the grinding head 36 and the conical baffle 26, and the outlet of the dust removal channel 38 is connected with the dust suction collection box 28 through the air supply pipe 41.

[0024] In this technical solution, Figure 1As shown, by utilizing the arrangement of the second electric push rod 601, the lifting frame 602 and the U-shaped frame 603, the U-shaped frame 603 is driven to move by the second electric push rod 601, so that the U-shaped frame 603 drives the lifting frame 602 to move up and down, thereby conveniently adjusting the up and down position of the grinding head 36. The operator can adjust the position of the grinding head 36 in real time and flexibly according to actual conditions, thereby improving the flexibility and adaptability of the construction.

[0025] Its use is as Figure 3 and Figure 5-Figure 8 According to the technical solution shown in the figure, firstly, the first electric push rod 4 is started, and the first electric push rod 4 will push the moving part 5 to slide forward and backward along the bracket 3, so that the grinding head 36 is in contact with the wall surface, and then the second motor 30 is started, and the second motor 30 will drive the connecting shaft 31 to rotate, and the connecting shaft 31 will drive the fan 32 and the first pulley 33 to rotate, and through the belt transmission, the first pulley 33 will drive the second pulley 34 to rotate, and the second pulley 34 will drive the rotating rod 35 to rotate, so that the rotating rod 35 drives the grinding head 36 to rotate, and then the wall surface is pre-processed, and the fan 32 will generate airflow when rotating, and the airflow enters the airflow channel 39 through the hose, and then enters the cone through the airflow channel 39. Inside the baffle 26, since the conical baffle 26 is located inside the grinding head 36, the airflow is blown from the conical baffle 26 to the polished wall surface, and the dust attached to the wall surface is blown away. Then the air pump is started, and the dust suction pipe 40 sucks the nearby dust into the collection box 28 through the suction force generated by the air pump. Then the valve connecting the dust suction pipe 40 and the air supply pipe 41 is opened, so as to use the suction force to suck the dust in the dust removal channel 38. Since a rotary joint is rotatably provided at the end of the rotating rod 35, and the rotary joint is respectively connected to the air supply pipe 41 and the hose connected to the air flow channel 39, when the rotating rod 35 rotates, it will not affect the air supply pipe 41 and the hose; During the grinding process, the second electric push rod 601 will drive the U-shaped frame 603 to move up and down, so that the U-shaped frame 603 drives the lifting frame 602 to move, thereby adjusting the up and down position of the spray head 12 on the connecting frame 7, and then by starting the third electric push rod 27, the third electric push rod 27 will pull the fixing member 11, so that the fixing member 11 drives the slider 10 to slide left and right along the slot 9, thereby adjusting the left and right position of the grinding head 36. In this article, up and down, left and right, front and back are all relative to the wall to be sprayed.

[0026] Embodiment 3: The technical content disclosed in this embodiment is a further improvement based on the above-mentioned embodiments 1 and 2. When the waterproof coating solution is in a static state for a long time, natural sedimentation and separation will occur, which will lead to stratification of the solution, thereby affecting the waterproof effect. In order to further solve this technical problem, the technical solution is as follows: Figure 2 and Figure 4As shown, a mixing assembly of a spraying device is disclosed, a liquid storage tank 13 is fixedly installed on the frame body 1 on the side of the bracket 3, a box body 14 is fixedly installed on the liquid storage tank 13, a first motor 15 is fixedly installed on the side wall of the liquid storage tank 13, a rotating shaft 16 is fixedly connected to the output end of the first motor 15, the rotating shaft 16 is penetrated in the liquid storage tank 13, a first stirring rod 17 is hingedly provided on the rotating shaft 16, a rubber pad 21 is fixedly installed in the box body 14, and the rubber pad 21 divides the box body 14 into The two unconnected chambers are respectively a waterproof coating containing chamber and an air chamber. A pull rod 22 is fixedly connected to the side wall of the rubber pad 21 near the air chamber. The end of the pull rod 22 away from the rubber pad 21 penetrates and extends out of the box body 14. The pull rod 22 is arranged parallel to the rotating shaft 16. The end of the pull rod 22 extending out of the box body 14 is vertically fixedly connected to a moving block 23. The end of the moving block 23 away from the pull rod 22 is sleeved on the reciprocating screw rod 24. The reciprocating screw rod 24 penetrates and extends into the liquid storage tank 13 and is connected to the rotating shaft. 16 is coaxially fixedly connected, a slide groove 18 is provided in the reciprocating screw rod 24 and the rotating shaft 16 along the axial direction, a movable rod 19 is slidably connected in the slide groove 18, a second stirring rod 20 is hinged on the movable rod 19 located in the rotating shaft 16, one end of the movable rod 19 penetrates and extends out of the reciprocating screw rod 24 and is hinged to the moving block 23, a heating element 25 is provided in the liquid storage tank 13, the liquid storage tank 13 is rotatably connected to the rotating shaft 16, the rotating shaft 16 is hinged to the first stirring rod 17, and the first stirring rod 1 The end away from the rotating shaft 16 is hinged to the second stirring rod 20, and the first stirring rod 17 and the second stirring rod 20 are arranged in a circular array around the center point of the rotating shaft 16. The inlet of the waterproof coating containing chamber of the box body 14 is connected with the liquid storage tank 13 through a one-way flow pipe, and the outlet of the box body 14 is connected with the spray head 12 through a one-way flow pipe. The box body 14 is slidably connected with the pull rod 22, and the moving block 23 on the side of the pull rod 22 is threadedly connected with the reciprocating screw rod 24.

[0027] In this technical solution, Figure 2 As shown, by setting the conical baffle 26, during the spraying process of the spray head 12, the conical baffle 26 can block the solution particles dissipating in the air to prevent the particles from dissipating into the air and causing air pollution.

[0028] Its use is as Figure 2 and Figure 4In the technical solution shown in the figure, first, the first electric push rod 4 pulls the moving part 5 to move, and then uses the moving part 5 to drive the grinding head 36 to move so that it is separated from the wall. At this time, the first motor 15 is started, and the first motor 15 drives the rotating shaft 16 to rotate, and the rotating shaft 16 drives the first stirring rod 17 to rotate, and then the rotating shaft 16 drives the reciprocating screw rod 24 to rotate. The reciprocating screw rod 24 drives the moving block 23 to move under the action of the threaded engagement, and the moving block 23 drives the movable rod 19 to move back and forth, and the movable rod 19 pulls The second stirring rod 20 is driven to slide along the slide groove 18, and the second stirring rod 20 is driven by the first stirring rod 17 to rotate, so as to stir the solutions in different areas of the liquid storage tank 13. At the same time, the moving block 23 will pull the pull rod 22 to move during the reciprocating movement, so that the pull rod 22 pulls the rubber pad 21 to deform, thereby sucking the solution in the liquid storage tank 13 into the box body 14 through the one-way flow pipe, and then transporting the solution in the box body 14 to the spray head 12 through the one-way flow pipe, and finally spraying it out from the spray head 12.

[0029] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A waterproof spraying device for preventing leakage in an underground garage, characterized in that: include: The frame body has a moving wheel at the bottom end, a bracket is fixedly installed on the frame body, a first electric push rod is fixedly installed on the bracket, a moving part is fixedly connected to the output end of the first electric push rod, an adjusting mechanism is provided on the moving part, a connecting frame is provided on the adjusting mechanism, a base is fixedly installed on the connecting frame, a slot is provided on the base, a slider is slidably connected in the slot, a fixing member is fixedly connected to the side wall of the slider, a spray head is provided on the upper end of the fixing member, a liquid storage tank is fixedly installed on the frame body on the side of the bracket, a box body is fixedly installed on the liquid storage tank, a first motor is fixedly installed on the side wall of the liquid storage tank, a rotating shaft is fixedly connected to the output end of the first motor, the rotating shaft is penetrated in the liquid storage tank, and the rotating shaft is hingedly provided with A first stirring rod, a rubber pad is fixedly installed in the box body, the rubber pad divides the box body into two non-communicating chambers, namely a waterproof coating containing chamber and an air chamber, a pull rod is fixedly connected to the side wall of the rubber pad close to the air chamber, the end of the pull rod away from the rubber pad passes through the box body, the pull rod is arranged parallel to the rotating shaft, the end of the pull rod extending out of the box body is vertically fixedly connected with a moving block, the end of the moving block away from the pull rod is sleeved on the reciprocating screw rod, the reciprocating screw rod passes through and extends into the liquid storage tank and is coaxially fixedly connected to the rotating shaft, the reciprocating screw rod and the rotating shaft are both provided with sliding grooves along the axial direction, a movable rod is slidably connected in the sliding groove, and a second stirring rod is hinged on the movable rod located in the rotating shaft, one end of the movable rod passes through the reciprocating screw rod and is hinged to the moving block.

2. The waterproof spraying device for preventing leakage in underground garage according to claim 1 is characterized in that: The adjusting mechanism includes a second electric push rod and a lifting frame, the bottom of the second electric push rod is fixedly arranged in the moving part, the output end of the second electric push rod is fixedly connected to a U-shaped frame, the upper end of the U-shaped frame is rotatably connected to the lifting frame, the lifting frame is hinged to the moving part, and the end of the lifting frame away from the moving part is hinged to the connecting frame.

3. The waterproof spraying device for preventing leakage in underground garage according to claim 2 is characterized in that: A third electric push rod is fixedly mounted on the connecting frame, an output end of the third electric push rod is fixedly connected to a side wall of a fixing member, a collecting box is fixedly mounted on a fixing member on a side of the third electric push rod, and an air pump is arranged in the collecting box.

4. The waterproof spraying device for preventing leakage in underground garage according to claim 1 is characterized in that: A support seat is fixedly mounted on the slider, a second motor is fixedly mounted on the support seat, a connecting shaft is fixedly mounted on the output end of the second motor, a fan is fixedly nested and mounted on the outer side of the connecting shaft, a first pulley is fixedly mounted on the connecting shaft on the side of the fan, a second pulley is rotatably mounted on the support seat above the first pulley, and a transmission belt is sleeved on the second pulley and the first pulley.

5. The waterproof spraying device for preventing leakage in underground garage according to claim 4 is characterized in that: A rotating rod is fixedly installed on the side wall of the second pulley, and a grinding head is fixedly connected to one end of the rotating rod away from the second pulley. A sleeve is fixedly installed inside the rotating rod, and a dust removal channel is provided between the sleeve and the rotating rod.

6. The waterproof spraying device for preventing leakage in underground garage according to claim 5 is characterized in that: A conical baffle is fixedly installed at one end of the sleeve near the grinding head, and an air flow channel connected to the conical baffle and the sleeve is provided. The air inlet end of the air flow channel is connected to the air outlet end of the fan through a hose, and the air outlet end of the air flow channel faces the grinding head and is inclined. The internal channel of the sleeve is adapted to the spray head.

7. The waterproof spraying device for preventing leakage in underground garage according to claim 6 is characterized in that: Two dust suction pipes are symmetrically arranged on the support seat and on both sides of the rotating rod. The air inlet ends of the two dust suction pipes face the grinding head, and the air outlet ends of the two dust suction pipes are connected with the air outlet end of the air pump. An air supply pipe is arranged on the dust suction pipe, and a valve is arranged at the connection point between the air supply pipe and the dust suction pipe.

8. The waterproof spraying device for preventing leakage in underground garage according to claim 7 is characterized in that: The dust removal channel is arranged between the grinding head and the conical baffle plate, and the air inlet end of the dust removal channel is connected with an end of the air delivery pipeline away from the dust suction pipeline.

9. The waterproof spraying device for preventing leakage in underground garage according to claim 1, characterized in that: A heating element is arranged in the liquid storage tank, and the liquid storage tank is rotatably connected to the rotating shaft. The rotating shaft is hinged to the first stirring rod, and the end of the first stirring rod away from the rotating shaft is hinged to the second stirring rod. The first stirring rod and the second stirring rod are both arranged in a circular array about the center point of the rotating shaft.

10. The waterproof spraying device for preventing leakage in underground garage according to claim 1, characterized in that: The inlet of the waterproof coating containing chamber is connected to the liquid storage tank through a one-way flow pipe, the outlet of the box body is connected to the spray head through a one-way flow pipe, the box body is slidably connected to the pull rod, and the moving block on the side of the pull rod is threadedly connected to the reciprocating screw rod.

Images