Rapid cleaning device for pile foundation surface in SMW (soil mixing wall) construction method

Abstract

The utility model relates to an SMW construction method pile foundation surface rapid cleaning device, and belongs to the technical field of construction method pile foundation surface cleaning, and the SMW construction method pile foundation surface rapid cleaning device comprises a supporting table, an air blower arranged on the supporting table, an air outlet pipe arranged at the bottom of the supporting table, and a lifting structure and a control structure which are arranged on the supporting table; the lifting structure comprises two supporting frames fixedly installed at the bottom of the supporting table and lead screws rotationally installed on the supporting table and penetrating into the two supporting frames correspondingly. According to the fast cleaning device for the pile foundation surface through the SMW construction method, by arranging the lifting structure and the control structure, the sliding support is controlled to move downwards in the supporting frame, and then the height of the supporting table and the height of the air blower are increased, so that protruding H-shaped steel at the top of a profile steel cement soil stirring wall is conveniently strided, the profile steel cement soil stirring wall is purged, and the cleaning efficiency is improved. And in addition, workers can conveniently push the cleaning device through a pulley block on the sliding support, and the labor intensity of the workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of construction method pile foundation surface cleaning, in particular to a SMW construction method pile foundation surface quick cleaning device. Background Art

[0002] SMW pile method is also called steel-cement soil mixing wall, which uses a three-axis mixing pile drilling rig to cut soil in the original stratum, and at the same time injects cement slurry at low pressure at the front end of the drilling rig, which is fully mixed with the cut soil to form a cement soil column retaining wall with high water-proof property. It is an underground engineering construction technology that inserts steel before the cement soil slurry hardens. The SMW method pile formation effect SMW method originated from foundation pit engineering and is gradually applied to foundation reinforcement, underground dam reinforcement, retaining wall of landfill and other fields. In order to ensure the quality and durability of steel-cement soil mixing wall, it is necessary to regularly maintain and clean the steel-cement soil mixing wall.

[0003] In the prior art, during the maintenance process of the steel-cement-soil mixing wall, workers are required to clean the top of the steel-cement-soil mixing wall by using a blower. Since there is a raised H-shaped steel on the top of the steel-cement-soil mixing wall, the workers can only lift the blower and control the blowing pipe for blowing, which makes the workers' labor intensity higher and causes the entire steel-cement-soil mixing wall maintenance process to take a long time. Therefore, a SMW method pile foundation surface quick cleaning device is proposed to solve the above problem. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides a SMW method pile foundation surface rapid cleaning device, which has the advantage of being easy to walk and blow, and solves the problem that there is a raised H-shaped steel on the top of the steel-cement-soil mixing wall, which makes the staff only able to lift the blower and control the blowing pipe for blowing, thereby increasing the labor intensity of the staff and resulting in a long time required for the entire steel-cement-soil mixing wall maintenance process.

[0005] In summary, the utility model provides the following technical solutions: a SMW method pile foundation surface rapid cleaning device, comprising a support platform, a blower arranged on the support platform, an air outlet pipe arranged at the bottom of the support platform, a lifting structure and a control structure arranged on the support platform;

[0006] The lifting structure includes two support frames fixedly installed at the bottom of the support platform, screw rods rotatably installed on the support platform and respectively penetrated into the two support frames, a support assembly arranged on the support platform and used to support the rotation of the two screw rods, a sliding bracket respectively threadedly installed on the outer surfaces of the two screw rods and penetrated to the outside of the support frame, a power box fixedly installed on the support platform, and a transmission assembly arranged inside the power box and used to drive the two screw rods to rotate;

[0007] The control structure includes an asynchronous motor installed inside the power box, a rotating shaft fixedly installed on one side of the asynchronous motor, a linkage component arranged on the outer surface of the rotating shaft and used to drive the transmission component to operate, and a mounting platform fixedly installed on the bottom wall of the power box and used to stabilize the operation of the asynchronous motor.

[0008] The utility model adopts the above technical scheme, realizes the use of a lifting structure and a control structure, and controls the sliding bracket to move downward inside the support frame through mechanical transmission, thereby raising the height of the support platform and the blower, thereby facilitating crossing the raised H-shaped steel on the top of the steel-cement-soil mixing wall to achieve blowing of the steel-cement-soil mixing wall, and making it convenient for workers to use the pulley group on the sliding bracket to push the cleaning device, thereby reducing the labor intensity of the workers.

[0009] Furthermore, the transmission assembly includes a straight rod rotatably installed between the left and right side walls of the inner cavity of the power box and extending to the outside of the power box, vertical bevel gears fixedly installed on the left and right ends of the straight rod, and transverse bevel gears fixedly installed on the outer surfaces of the two screw rods and meshing with the vertical bevel gears.

[0010] The beneficial effect of adopting the above further solution is that it is convenient for the control structure to control the rotation of the straight rod and utilize the meshing of the bevel gears to drive the two screw rods to rotate synchronously.

[0011] Furthermore, the blower is fixedly installed on the support platform, the air outlet pipe is fixedly connected to the blower, and one end of the air outlet pipe passes through the bottom of the support platform.

[0012] The beneficial effect of adopting the above further solution is that it is convenient to use the blower and the air outlet pipe to blow the top of the steel-cement-soil mixing wall.

[0013] Furthermore, the support assembly includes two bearings, two circular grooves are provided at the bottom of the support platform, the two bearings are respectively fixedly mounted on the inner circumferential walls of the two circular grooves, and the two bearings are respectively fixedly mounted on the outer surfaces of the two screw rods.

[0014] The beneficial effect of adopting the above further solution is that it is convenient to use the bearing to support the rotation of the screw rod.

[0015] Furthermore, the two sliding brackets each include a connecting sleeve and a pulley block, the pulley block is fixedly mounted on the bottom of the connecting sleeve, and the connecting sleeve is threadedly mounted on the outer surface of the screw rod.

[0016] The beneficial effect of adopting the above further solution is that it is convenient to rotate the screw rod to control the connecting sleeve to move up and down.

[0017] Furthermore, the two support frames both include a rectangular frame, and limiting strips are fixedly installed on the front and rear side walls of the inner cavity of the rectangular frame. Limiting grooves are provided on the front and back sides of the connecting sleeve, and the outer surface of the limiting strip is slidably connected to the inner wall of the limiting groove.

[0018] The beneficial effect of adopting the above further solution is that the connection sleeve is restricted to move up and down only on the outer surface of the limiting strip.

[0019] Furthermore, the linkage assembly includes a belt and two pulleys, the two pulleys are fixedly mounted on the outer surfaces of the straight rod and the rotating shaft respectively, and the belt transmission is mounted on the two pulleys.

[0020] The beneficial effect of adopting the above further solution is that the rotating shaft that is easy to rotate drives the straight rod to rotate through the belt.

[0021] Furthermore, the mounting platform includes a mounting plate and two locking hoops, the two locking hoops are fixedly mounted on the top of the mounting plate, the two locking hoops are fixedly mounted on the outer surface of the asynchronous motor, and the mounting plate is fixedly mounted on the inner bottom wall of the power box.

[0022] The beneficial effect of adopting the above further solution is that it facilitates the fixed installation and stable operation of the asynchronous motor.

[0023] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0024] The SMW method pile foundation surface rapid cleaning device is provided with a lifting structure and a control structure, so that an asynchronous motor is used as a driving source and the rotation of a straight rod in a transmission component is controlled by mechanical transmission, and two screw rods are driven to rotate synchronously by meshing of bevel gears, so that a sliding bracket threadedly connected to the outer surface of the screw rod moves downward inside a support frame, thereby achieving the height of lifting the support platform and the blower, so as to facilitate crossing over the raised H-shaped steel on the top of the steel-cement-soil mixing wall, achieving the blowing of the steel-cement-soil mixing wall, and facilitating the staff to use the pulley group on the sliding bracket to push the cleaning device, thereby reducing the labor intensity of the staff and shortening the time required for the maintenance of the steel-cement-soil mixing wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the structure of the utility model;

[0026] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure of the middle part A;

[0027] Figure 3 It is a three-dimensional schematic diagram of the structural support frame and the power box of the utility model.

[0028] Description of reference numerals:

[0029] 1. Support platform; 2. Blower; 3. Air outlet duct; 41. Support frame; 42. Screw rod; 43. Support assembly; 44. Sliding bracket; 45. Power box; 46. Transmission assembly; 47. Asynchronous motor; 48. Rotating shaft; 49. Linkage assembly; 50. Mounting platform. DETAILED DESCRIPTION

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

[0031] See also Figure 1-3 A SMW method pile foundation surface rapid cleaning device in this embodiment includes a support platform 1, a blower 2 arranged on the support platform 1, an air outlet pipe 3 arranged at the bottom of the support platform 1, and a lifting structure and a control structure arranged on the support platform 1. The blower 2 is fixedly installed on the support platform 1, the air outlet pipe 3 is fixedly connected to the blower 2, and one end of the air outlet pipe 3 passes through the bottom of the support platform 1.

[0032] See also Figure 1-3 In this embodiment, the lifting structure includes two support frames 41 fixedly mounted on the bottom of the support platform 1, screw rods 42 rotatably mounted on the support platform 1 and respectively penetrating the inside of the two support frames 41, a support assembly 43 disposed on the support platform 1 and used to support the rotation of the two screw rods 42, a sliding bracket 44 respectively threadedly mounted on the outer surface of the two screw rods 42 and penetrating the outside of the support frame 41, a power box 45 fixedly mounted on the support platform 1, and a transmission assembly 46 disposed inside the power box 45 and used to drive the two screw rods 42 to rotate;

[0033] Among them, the transmission assembly 46 includes a straight rod rotatably installed between the left and right side walls of the inner cavity of the power box 45 and extending to the outside of the power box 45, vertical bevel gears fixedly installed on the left and right ends of the straight rod, and transverse bevel gears fixedly installed on the outer surfaces of the two screw rods 42 and meshing with the vertical bevel gears, so as to facilitate the rotation of the straight rod and drive the two screw rods 42 to rotate through the meshing of the vertical bevel gears and the transverse bevel gears.

[0034] In addition, the support assembly 43 includes two bearings. Two circular grooves are opened at the bottom of the support platform 1. The two bearings are fixedly installed on the inner walls of the two circular grooves, and the two bearings are fixedly installed on the outer surfaces of the two screw rods 42, so as to support the synchronous rotation of the two screw rods 42.

[0035] It should be noted that the two sliding brackets 44 both include a connecting sleeve and a pulley block. The pulley block is fixedly installed at the bottom of the connecting sleeve. The connecting sleeve is threadedly installed on the outer surface of the screw rod 42 to facilitate the movement of the support platform 1 and the blower 2.

[0036] Moreover, the two support frames 41 both include a rectangular frame, and the front and rear side walls of the inner cavity of the rectangular frame are fixedly installed with limit strips, and the front and back sides of the connecting sleeve are provided with limit grooves, and the outer surface of the limit strip is slidably connected to the inner wall of the limit groove, so as to limit the connecting sleeve to move up and down only on the outer surface of the limit strip.

[0037] By adopting the above technical scheme, the rotation of the straight rod in the transmission assembly 46 is controlled, so that the rotating straight rod drives the two screw rods 42 to rotate by meshing the vertical bevel gear and the horizontal bevel gear, so that the connecting sleeve threaded on the outer surface of the screw rod 42 moves downward, thereby controlling the two sliding brackets 44 to move downward synchronously, thereby supporting and raising the height of the support platform 1 and the blower 2, so as to facilitate the support platform 1 and the blower 2 to cross the raised H-shaped steel on the top of the steel-cement soil mixing wall for blowing.

[0038] See also Figure 1-3 In this embodiment, the control structure includes an asynchronous motor 47 installed inside a power box 45, a rotating shaft 48 fixedly installed on one side of the asynchronous motor 47, a linkage assembly 49 arranged on the outer surface of the rotating shaft 48 and used to drive the transmission assembly 46 to operate, and a mounting platform 50 fixedly installed on the inner bottom wall of the power box 45 and used to stabilize the operation of the asynchronous motor 47.

[0039] Among them, the linkage component 49 includes a belt and two pulleys, and the two pulleys are fixedly installed on the outer surfaces of the straight rod and the rotating shaft 48 respectively. The belt transmission is installed on the two pulleys, so that the rotating shaft 48 uses the belt to drive the straight rod in the transmission component 46 to rotate.

[0040] In addition, the mounting platform 50 includes a mounting plate and two locking hoops, both of which are fixedly mounted on the top of the mounting plate, and both of which are fixedly mounted on the outer surface of the asynchronous motor 47, and the mounting plate is fixedly mounted on the inner bottom wall of the power box 45, so as to facilitate the fixed installation and stable operation of the asynchronous motor 47.

[0041] By adopting the above technical solution, the asynchronous motor 47 on the mounting platform 50 is started by the power box 45, so that the asynchronous motor 47 drives the rotating shaft 48 to rotate, and the rotating rotating shaft 48 drives the straight rod in the transmission assembly 46 to rotate by the belt in the linkage assembly 49.

[0042] The working principle of the above embodiment is:

[0043] When the SMW method pile foundation surface rapid cleaning device is used, the power box 45 is used to start the asynchronous motor 47 on the mounting platform 50, so that the asynchronous motor 47 drives the rotating shaft 48 to rotate, so that the rotating rotating shaft 48 drives the straight rod in the transmission component 46 to rotate by the belt in the linkage component 49, and then the rotating straight rod drives the two screw rods 42 to rotate by the engagement of the vertical bevel gear and the horizontal bevel gear, and then the connecting sleeve threadedly connected to the outer surface of the screw rod 42 moves downward, so as to control the two sliding brackets 44 to move downward synchronously, so as to support and raise the height of the support platform 1 and the blower 2, so as to facilitate the support platform 1 and the blower 2 to cross the raised H-shaped steel on the top of the steel-cement soil mixing wall for blowing.

Claims

1. A SMW method pile foundation surface rapid cleaning device, characterized in that: It comprises a support platform (1), a blower (2) arranged on the support platform (1), an air outlet pipe (3) arranged at the bottom of the support platform (1), and a lifting structure and a control structure arranged on the support platform (1); The lifting structure comprises two support frames (41) fixedly mounted on the bottom of the support platform (1), screw rods (42) rotatably mounted on the support platform (1) and respectively extending through the interior of the two support frames (41), a support assembly (43) arranged on the support platform (1) and used to support the two screw rods (42) for rotation, a sliding bracket (44) respectively threadedly mounted on the outer surfaces of the two screw rods (42) and extending through the exterior of the support frame (41), a power supply box (45) fixedly mounted on the support platform (1), and a transmission assembly (46) arranged inside the power supply box (45) and used to drive the two screw rods (42) for rotation; The control structure comprises an asynchronous motor (47) installed inside a power supply box (45), a rotating shaft (48) fixedly installed on one side of the asynchronous motor (47), a linkage assembly (49) arranged on the outer surface of the rotating shaft (48) and used to drive the transmission assembly (46) to operate, and a mounting platform (50) fixedly installed on the inner bottom wall of the power supply box (45) and used to stabilize the operation of the asynchronous motor (47).

2. The SMW method pile foundation surface rapid cleaning device according to claim 1, characterized in that: The transmission assembly (46) comprises a straight rod rotatably mounted between the left and right side walls of the inner cavity of the power box (45) and extending to the outside of the power box (45), vertical bevel gears fixedly mounted on the left and right ends of the straight rod, and transverse bevel gears fixedly mounted on the outer surfaces of the two screw rods (42) and meshing with the vertical bevel gears.

3. The SMW method pile foundation surface rapid cleaning device according to claim 1, characterized in that: The blower (2) is fixedly mounted on the support platform (1), the air outlet pipe (3) is fixedly connected to the blower (2), and one end of the air outlet pipe (3) passes through the bottom of the support platform (1).

4. The SMW method pile foundation surface rapid cleaning device according to claim 1, characterized in that: The support assembly (43) comprises two bearings. Two circular grooves are provided at the bottom of the support platform (1). The two bearings are respectively fixedly mounted on the inner circumferential walls of the two circular grooves. The two bearings are respectively fixedly mounted on the outer surfaces of the two screw rods (42).

5. The SMW method pile foundation surface rapid cleaning device according to claim 1, characterized in that: The two sliding brackets (44) each comprise a connecting sleeve and a pulley block, the pulley block being fixedly mounted on the bottom of the connecting sleeve, and the connecting sleeve being threadedly mounted on the outer surface of the screw rod (42).

6. The SMW method pile foundation surface rapid cleaning device according to claim 5, characterized in that: The two support frames (41) each comprise a rectangular frame, and limit strips are fixedly mounted on both front and rear side walls of the inner cavity of the rectangular frame, and limit slots are provided on the front and back sides of the connecting sleeve, and the outer surface of the limit strip is slidably connected to the inner wall of the limit slot.

7. The SMW method pile foundation surface rapid cleaning device according to claim 2, characterized in that: The linkage assembly (49) comprises a belt and two pulleys, the two pulleys being fixedly mounted on the outer surfaces of the straight rod and the rotating shaft (48) respectively, and the belt drive is mounted on the two pulleys.

8. The SMW method pile foundation surface rapid cleaning device according to claim 1, characterized in that: The mounting platform (50) comprises a mounting plate and two locking hoops, the two locking hoops are fixedly mounted on the top of the mounting plate, the two locking hoops are fixedly mounted on the outer surface of the asynchronous motor (47), and the mounting plate is fixedly mounted on the inner bottom wall of the power box (45).

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