Foundation pit dewatering device

Abstract

The invention provides a foundation pit dewatering device, and belongs to the technical field of foundation pit dewatering. Comprising a moving body, a mounting seat is mounted at the top end of the moving body, a top plate is hinged to the middle of the mounting seat, a sliding groove is formed in the end, away from the mounting seat, of the top plate, an extension rod is slidably connected into the sliding groove, and a mounting frame is connected to the end, away from the top plate, of the extension rod; and the middle part of the mounting frame is rotationally connected with a winding wheel. According to the foundation pit dewatering device, the top shell and the metal bottom net are connected through the first connecting ring and the second connecting ring, so that the metal bottom net prevents large foreign matter from entering the water pumping component; a filter screen plate is mounted in the top shell, and sludge is filtered through the filter screen plate, so that fine foreign matters such as the sludge are prevented from entering the water pumping pipe; the first motor drives the rotating shaft to rotate, the rotating shaft drives the rotating block and the brush rod to rotate, the brush rod cleans the filter screen plate, and it is avoided that foreign matter such as sludge adheres to the surface of the filter screen plate, and the water pumping efficiency is affected.

Description

Technical Field

[0001] The invention belongs to the technical field of foundation pit dewatering, and in particular relates to a foundation pit dewatering device. Background Art

[0002] Application No. 202321759401.6 discloses a well point foundation pit dewatering device, which starts a first servo motor 1, and the output end of the first servo motor 1 drives the first threaded rod to rotate, and the first threaded rod drives the moving plate to move, which can drive the water pump, the vertical pipe, the corrugated pipe, the connecting pipe and the water pumping pipe to move, so that the water pumping pipe can be moved to the remaining sunken pits, and the water in the foundation pit can be completely pumped out;

[0003] However, when the device is pumping water through a pumping pipe, the pumping pipe mouth is easily blocked by foreign matter, affecting the pumping efficiency; some existing pumping pipes are equipped with metal mesh covers at the pipe mouths. Although the metal mesh covers can block a large amount of foreign matter, silt will enter the pumping pipe with the water flow. When the silt adheres to the inner wall of the pumping pipe, it will also cause the pumping of the pumping pipe to be blocked, and the practicality is poor. Summary of the invention

[0004] In order to solve the problem that silt easily enters the water pumping pipe in the above-mentioned prior art, the present invention provides a foundation pit dewatering device, which adopts a filter screen combined with a brush rod to achieve the effect of preventing silt from entering the water pumping pipe. Its specific technical scheme is: a foundation pit dewatering device, comprising: a moving body, a rotating mechanism is installed on the top of the moving body, the top of the rotating mechanism is connected to a mounting seat, a top plate is hinged in the middle of the mounting seat, a slide groove is opened at one end of the top plate away from the mounting seat, an extension rod is slidably connected in the slide groove, and the extension rod is away from the top plate. One end of the plate is connected to a mounting frame, the middle part of the mounting frame is rotatably connected to a winding wheel, the middle part of the winding wheel is wound with a pumping pipe, the bottom end of the pumping pipe is connected to a pumping component, the interior of the pumping component is connected to a filter screen plate; the pumping component comprises: a top shell and a metal bottom net, the bottom end of the pumping pipe is connected to the top shell, the bottom end of the top shell is connected to the metal bottom net, a connecting ring 1 is connected to the outer wall of the top shell, a connecting ring 2 is connected to the outer wall of the metal bottom net, and a locking bolt is connected between the connecting ring 1 and the connecting ring 2.

[0005] Preferably, a water suction port is provided at the center of the top end of the top shell body, and the water suction pipe is connected to the water suction port.

[0006] Preferably, a connecting frame is connected to the inner wall of the top shell body, and the connecting frame is located above the filter screen plate. A motor 1 is installed at the top center of the connecting frame. The output end of the motor 1 is connected to a rotating shaft, and the bottom end of the rotating shaft extends to the bottom of the filter screen plate. The bottom end of the rotating shaft is detachably connected to a rotating block, and brush rods are connected to the outer walls on both sides of the rotating block, and the brush rods are in contact with the filter screen plate.

[0007] Preferably, connecting blocks are connected to the outer walls on both sides of the filter screen plate, and two straight grooves are symmetrically opened on the inner walls on both sides of the top shell body, the bottom ends of the straight grooves are opened to the bottom end of the top shell body, and the top ends of the straight grooves are opened with arc grooves, and the connecting blocks are adapted to the straight grooves and the arc grooves.

[0008] Preferably, a waterproof shell is installed at the center of the top end of the connecting frame, and the waterproof shell is located on the outside of the motor 1.

[0009] Preferably, the four corners of the bottom end of the mobile body are connected to bottom wheels, the top end of the mobile body is hinged with a hydraulic cylinder 1, the output shaft of the hydraulic cylinder 1 is connected to the top plate, the top end of the top plate is fixedly connected with a hydraulic cylinder 2, and the output shaft of the hydraulic cylinder 2 is connected to the extension rod.

[0010] Preferably, an inner groove is provided on one side of the movable body, and the rotating mechanism comprises: a turntable, a second motor, a connecting shaft, a bevel gear, a connecting shaft, a second bevel gear, a connecting shaft, a third bevel gear and a fourth bevel gear. The top of the movable body is respectively provided with a turntable and a second motor, and the inner bottom end of the inner groove is provided with a bearing seat, a connecting shaft is mounted in the center hole of the bearing seat, a bevel gear and a fourth bevel gear are mounted on both ends of the connecting shaft, the top end of the bevel gear is meshed with the second bevel gear, the top end of the bevel gear is meshed with the first bevel gear, a connecting shaft is mounted in the center hole of the first bevel gear, the connecting shaft is connected to the turntable, a connecting shaft is mounted in the center hole of the second bevel gear, and the connecting shaft is connected to the second motor.

[0011] Preferably, an insert plate is connected to the opening of the inner groove, and two card slots are symmetrically provided at one end of the insert plate close to the moving body, and two card blocks are connected to the outer wall of one side of the moving body, and the card blocks correspond to the card slots one by one, and the card blocks are adapted to the card slots; an open slot is provided at one end of the insert plate away from the moving body, and a sliding slot is provided between the open slot and the two card slots, and a baffle is installed at the opening of the slot, a worm is rotatably connected in the slot, and a knob is rotatably connected on the outer wall of the baffle, and the worm is rotatably connected to the The knob is connected, a bearing seat 2 is installed on the inner wall of the slot, a double-threaded rod is mounted in the center hole of the bearing seat 2, a worm gear is mounted on the middle outer wall of the double-threaded rod, the worm gear is meshed with the worm, a slider is slidably connected in the slide groove, two sliders are symmetrically threaded on the outer wall of the double-threaded rod, slots are provided at the opposite ends of the two blocks, and the sliders are adapted to the slots; a limiting groove is provided on the inner wall of the slide groove, a limiting block is slidably connected in the limiting groove, and the limiting block is connected to the slider.

[0012] Compared with the prior art, the foundation pit dewatering device of the present invention has the following beneficial effects:

[0013] 1. The foundation pit dewatering device connects the top shell and the metal bottom net through the connecting ring 1 and the connecting ring 2, so that the metal bottom net prevents large foreign objects from entering the pumping part; and by installing the filter screen plate in the top shell, the silt is filtered through the filter screen plate to prevent silt and other small foreign objects from entering the pumping pipe;

[0014] 2. The motor drives the shaft to rotate, so that the shaft drives the rotating block and the brush rod to rotate. The brush rod cleans the filter screen to prevent silt and other foreign matter from adhering to the surface of the filter screen and affecting the pumping efficiency.

[0015] 3. The bottom wheel facilitates the movement of the entire mobile body, and the extension length and angle of the pumping component can be changed through the cooperation of hydraulic cylinder 1 and hydraulic cylinder 2 to adapt to different pumping environments;

[0016] 4. The turntable is driven by motor 2 to rotate, so that the turntable drives the top plate, winding wheel and pumping components to rotate, thereby changing the pumping direction of the pumping components; and a plug plate is installed at the opening of the inner groove to prevent foreign matter from entering the inner groove and affecting the transmission of the rotating mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the three-dimensional structure of the foundation pit dewatering device provided by the present invention;

[0018] Figure 2 A schematic cross-sectional view of a pumping component provided by the present invention;

[0019] Figure 3for Figure 2 A magnified image of point A;

[0020] Figure 4 A bottom cross-sectional schematic diagram of the top shell provided by the present invention;

[0021] Figure 5 A partial cross-sectional schematic diagram of the foundation pit dewatering device provided by the present invention;

[0022] Figure 6 for Figure 5 The enlarged view of point B;

[0023] in, Figures 1 to 4 The reference numerals and component names are as follows: 1, moving body, 2, mounting seat, 3, top plate, 4, extension rod, 5, mounting frame, 6, winding wheel, 7, water pumping pipe, 8, water pumping component, 9, bottom wheel, 10, hydraulic cylinder 1, 11, hydraulic cylinder 2, 12, water pumping port, 13, connecting frame, 14, motor 1, 15, waterproof shell, 16, filter screen plate, 17, rotating shaft, 18, rotating block, 19, brush rod, 20, straight groove, 21, arc groove, 22, connecting block, 23, rotating mechanism, 24, inner groove, 25, plug plate, 26, slot, 27, baffle, 28, worm, 29 , knob, 30, worm gear, 31, double threaded rod, 32, block, 33, slot, 34, slot, 35, slide, 36, slider, 37, bearing seat two, 38, limit slot, 39, limit block, 81, top shell, 82, metal bottom net, 83, connecting ring one, 84, connecting ring two, 85, locking bolt, 231, turntable, 232, motor two, 233, connecting shaft one, 234, bevel gear one, 235, connecting shaft two, 236, bevel gear two, 237, bearing seat one, 238, connecting shaft three, 239, bevel gear three, 2310, bevel gear four. DETAILED DESCRIPTION

[0024] The following is a combination of specific implementation cases and attached Figure 1-Figure 4The present invention is further described, but the present invention is not limited to these embodiments. The present invention provides a technical solution: a foundation pit dewatering device, comprising: a moving body 1, a rotating mechanism 23 is installed on the top of the moving body 1, the top of the rotating mechanism 23 is connected to a mounting seat 2, a top plate 3 is hinged in the middle of the mounting seat 2, a slide groove is provided at one end of the top plate 3 away from the mounting seat 2, an extension rod 4 is slidably connected in the slide groove, an end of the extension rod 4 away from the top plate 3 is connected to a mounting frame 5, a winding wheel 6 is rotatably connected to the middle of the mounting frame 5, a driving motor 1 for driving the winding wheel 6 to rotate is installed on the outer wall of the mounting frame 5, and the driving motor 1 drives the winding wheel 6 to rotate; a water pumping pipe 7 is wound around the middle of the winding wheel 6, a water pumping component 8 is connected to the bottom end of the water pumping pipe 7, and the inside of the water pumping component 8 is connected to The filter screen plate 16 is arranged in the horizontal direction inside the pumping component 8, and the silt and other fine foreign matters are filtered through the filter screen plate 16; the pumping component 8 comprises: a top shell 81 and a metal bottom net 82, the bottom end of the pumping pipe 7 is connected with the top shell 81, the top shell 81 is a solid arc structure, the bottom end of the top shell 81 is connected with the metal bottom net 82, the metal bottom net 82 is used to filter large foreign matters, a connecting ring 1 83 is connected to the outer wall of the top shell 81, a connecting ring 2 84 is connected to the outer wall of the metal bottom net 82, and a locking bolt 85 is connected between the connecting ring 1 83 and the connecting ring 2 84; the connecting ring 1 83 and the connecting ring 2 84 are both provided with threaded holes in the vertical direction, and the locking bolt 85 fixes the connecting ring 1 83 and the connecting ring 2 84 through the threaded holes.

[0025] As a preferred solution, further, a water pumping port 12 is opened at the center of the top end of the top shell body 81, and the water pumping pipe 7 is connected to the water pumping port 12.

[0026] As a preferred embodiment, further, a connecting frame 13 is connected to the inner wall of the top shell body 81, and the connecting frame 13 is a cross-shaped structure. The connecting frame 13 is located above the filter screen plate 16, and a motor 14 is installed at the top center of the connecting frame 13. The output end of the motor 14 is connected to a rotating shaft 17, and the bottom end of the rotating shaft 17 extends to the bottom of the filter screen plate 16. The bottom end of the rotating shaft 17 is detachably connected to a rotating block 18, and the disassembly method can be selected from a threaded connection method and a bolt locking method for installation. Brush rods 19 are connected to the outer walls on both sides of the rotating block 18, and the brush rods 19 are in contact with the filter screen plate 16.

[0027] As a preferred embodiment, further, connecting blocks 22 are connected to the outer walls on both sides of the filter screen plate 16, and two straight grooves 20 are symmetrically opened on the inner walls on both sides of the top shell body 81. The bottom end of the straight groove 20 is opened to the bottom end of the top shell body 81, and the top of the straight groove 20 is opened with an arc groove 21. The connecting block 22 is adapted to both the straight groove 20 and the arc groove 21; when installing the filter screen plate 16, the connecting block 22 is inserted into the straight groove 20 from bottom to top, and then the connecting block 22 is rotated so that the connecting block 22 is rotated into the arc groove 21, and then the metal bottom mesh 82 is installed so that the metal bottom mesh 82 blocks the bottom opening of the straight groove 20, thereby completing the installation and fixation of the filter screen plate 16.

[0028] As a preferred solution, further, a waterproof shell 15 is installed at the center of the top of the connecting frame 13, and the waterproof shell 15 is located on the outside of the motor 14. The waterproof shell 15 is used to protect the motor 14.

[0029] As a preferred solution, further, the four corners of the bottom end of the mobile body 1 are connected to bottom wheels 9, the top of the mobile body 1 is hinged with a hydraulic cylinder 10, the output shaft of the hydraulic cylinder 10 is connected to the top plate 3, and the top plate 3 is driven to rotate by the hydraulic cylinder 10 to change the inclination angle of the top plate 3; the top of the top plate 3 is fixedly connected with a hydraulic cylinder 2 11, the output shaft of the hydraulic cylinder 2 11 is connected to the extension rod 4, and the extension rod 4 is driven to slide in the top plate 3 by the hydraulic cylinder 2 11 to change the extension length of the extension rod 4.

[0030] As a preferred solution, further, an inner groove 24 is opened on one side of the moving body 1, and the rotating mechanism 23 includes: a turntable 231, a motor 232, a connecting shaft 233, a bevel gear 234, a connecting shaft 235, a bevel gear 236, a connecting shaft 3 238, a bevel gear 3 239 and a bevel gear 4 2310. The top of the moving body 1 is respectively installed with a turntable 231 and a motor 232, and the inner bottom end of the inner groove 24 is installed with a bearing seat 237, and the center hole of the bearing seat 237 is sleeved. A connecting shaft 3 238 is installed, and both ends of the connecting shaft 3 238 are respectively provided with a bevel gear 3 239 and a bevel gear 4 2310, the top of the bevel gear 3 239 is meshed with a bevel gear 236, and the top of the bevel gear 4 2310 is meshed with a bevel gear 1 234, a connecting shaft 1 233 is installed in the center hole of the bevel gear 1 234, and the connecting shaft 1 233 is connected to the turntable 231, and a connecting shaft 235 is installed in the center hole of the bevel gear 2 236, and the connecting shaft 235 is connected to the motor 232.

[0031] As a preferred solution, further, an insert plate 25 is connected to the opening of the inner groove 24, and two card slots 34 are symmetrically opened at one end of the insert plate 25 close to the moving body 1, and two card blocks 32 are connected to the outer wall of one side of the moving body 1, and the card blocks 32 correspond to the card slots 34 one by one, and the card blocks 32 are adapted to the card slots 34; a slot 26 is opened at the end of the insert plate 25 away from the moving body 1, and a slide groove 35 is opened between the slot 26 and the two card slots 34, and a baffle plate 27 is installed at the opening of the slot 26, and a worm 28 is rotatably connected in the slot 26, and a knob 29 is rotatably connected on the outer wall of the baffle plate 27, and the worm 28 is connected to the knob 29, and a bearing seat 27 is installed on the inner wall of the slot 26, and the bearing seat 27 is rotatably connected to the inner wall of the slot 26. A double-threaded rod 31 is mounted in the center hole, and the threads at both ends of the double-threaded rod 31 are in opposite directions. A worm wheel 30 is mounted on the outer wall of the middle part of the double-threaded rod 31, and the worm wheel 30 is meshed with the worm 28. A slider 36 is slidably connected in the slide groove 35, and the two sliders 36 are symmetrically threaded on the outer wall of the double-threaded rod 31. Slots 33 are provided at the opposite ends of the two clamping blocks 32, and the sliders 36 are adapted to the slots 33; a limiting groove 38 is provided on the inner wall of the slide groove 35, and a limiting block 39 is slidably connected in the limiting groove 38, and the limiting block 39 is connected to the slider 36; the limiting block 39 and the limiting groove 38 are used to limit the moving position of the slider 36 and prevent the slider 36 from rotating with the rotation of the double-threaded rod 31.

[0032] The hydraulic cylinder 1, hydraulic cylinder 2, motor 1, motor 2, filter screen plate and metal bottom net in this case are prior art, motor 1 and motor 2 have the same structure and connection method as in the cited documents, the filter screen plate is used to filter fine foreign matter such as silt, and as long as the hydraulic cylinder 1, hydraulic cylinder 2, motor 1, motor 2, filter screen plate and metal bottom net meet the requirements of this case, the hydraulic cylinder 1, hydraulic cylinder 2, motor 1, motor 2, filter screen plate and metal bottom net are not limited to a single model.

[0033] Working principle: the electrical components appearing in the present application are all externally connected to the power supply and the control switch when in use. After the present invention is installed, first check the installation fixation and safety protection of the present invention, and then it can be used; when in use, the mobile body 1 is moved to the pumping location through the bottom wheel 9, and then the hydraulic cylinder 1 10 is adjusted to drive the top plate 3 to rotate, thereby changing the initial height of the winding wheel 6; the extension rod 4 is then driven to slide in the top plate 3 through the hydraulic cylinder 2 11 to change the extension length of the winding wheel 6; the starting motor 232 drives the connecting shaft 235 and the bevel gear 236 to rotate, and the bevel gear 236 engages with the bevel gear 4 2310, so that the bevel gear 4 2310 drives the connecting shaft 3 238 to rotate, and the connecting shaft 3 238 drives the bevel gear 3 239 to rotate, and the bevel gear 3 239 engages with the bevel gear 1 234 Rotate, bevel gear 1 234 drives connecting shaft 1 233 and turntable 231 to rotate, turntable 231 drives winding wheel 6 to rotate in horizontal direction; when adjustment is completed, by rotating winding wheel 6, winding wheel 6 lowers water pumping pipe 7, water pumping component 8 enters foundation pit to pump water, connects water pump to water pumping pipe 7, and pumps water in foundation pit through water pumping port 12; during water pumping, large foreign matter is blocked outside by metal bottom net 82, and after silt and fine foreign matter enter metal bottom net 82, they are blocked below by filter screen plate 16 to prevent silt from entering top shell body 81; during water pumping, motor 14 drives rotating shaft 17 to rotate, so that rotating shaft 17 drives rotating block 18 and brush rod 19 to rotate, and filter screen plate 16 is cleaned by brush rod 19 to avoid silt accumulation on the surface of filter screen plate 16.

[0034] When the water is pumped out, the user removes the locking bolts 85 to separate the top shell 81 and the metal bottom mesh 82, and then removes the rotating block 18 from the rotating shaft 17, and then rotates the filter screen plate 16 to rotate the connecting block 22 from the arc groove 21 into the straight groove 20, and then slides the filter screen plate 16 downward to remove the connecting block 22 from the straight groove 20, thereby completing the replacement of the filter screen plate 16, which is very practical.

[0035] When removing the plug plate 25, by turning the knob 29, the knob 29 drives the worm 28 to rotate, and the worm 28 engages with the worm wheel 30 to rotate, so that the worm wheel 30 drives the double-threaded rod 31 to rotate, thereby driving the two sliders 36 to slide in the slide groove 35, so that the slider 36 is disengaged from the slot 33, and then the plug plate 25 can be taken out from the block 32.

[0036] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0037] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A foundation pit dewatering device, comprising: A mobile body (1), characterized in that a rotating mechanism (23) is installed at the top of the mobile body (1), the top of the rotating mechanism (23) is connected to a mounting seat (2), a top plate (3) is hinged in the middle of the mounting seat (2), a slide groove is provided at one end of the top plate (3) away from the mounting seat (2), an extension rod (4) is slidably connected in the slide groove, an end of the extension rod (4) away from the top plate (3) is connected to a mounting frame (5), a winding wheel (6) is rotatably connected in the middle of the mounting frame (5), a water pumping pipe (7) is wound around the middle of the winding wheel (6), and the water pumping pipe The bottom end of the water pumping pipe (7) is connected to a water pumping component (8), and the interior of the water pumping component (8) is connected to a filter screen plate (16); the water pumping component (8) comprises: a top shell body (81) and a metal bottom screen (82); the bottom end of the water pumping pipe (7) is connected to the top shell body (81), and the bottom end of the top shell body (81) is connected to the metal bottom screen (82); a connecting ring 1 (83) is connected to the outer wall of the top shell body (81), and a connecting ring 2 (84) is connected to the outer wall of the metal bottom screen (82); a locking bolt (85) is connected between the connecting ring 1 (83) and the connecting ring 2 (84).

2. The foundation pit dewatering device according to claim 1, characterized in that: A water extraction port (12) is provided at the center of the top end of the top shell (81), and the water extraction pipe (7) is connected to the water extraction port (12).

3. The foundation pit dewatering device according to claim 1, characterized in that: A connecting frame (13) is connected to the inner wall of the top shell (81), the connecting frame (13) is located above the filter screen plate (16), a motor (14) is installed at the top center of the connecting frame (13), the output end of the motor (14) is connected to a rotating shaft (17), the bottom end of the rotating shaft (17) extends to the bottom of the filter screen plate (16), the bottom end of the rotating shaft (17) is detachably connected to a rotating block (18), and brush rods (19) are connected to the outer walls of both sides of the rotating block (18), and the brush rods (19) are in contact with the filter screen plate (16).

4. The foundation pit dewatering device according to claim 2, characterized in that: The outer walls on both sides of the filter screen plate (16) are connected to connecting blocks (22), the inner walls on both sides of the top shell (81) are symmetrically provided with two straight grooves (20), the bottom ends of the straight grooves (20) are opened to the bottom end of the top shell (81), the top ends of the straight grooves (20) are provided with arc grooves (21), and the connecting blocks (22) are compatible with the straight grooves (20) and the arc grooves (21).

5. The foundation pit dewatering device according to claim 4, characterized in that: A waterproof shell (15) is installed at the center of the top end of the connecting frame (13), and the waterproof shell (15) is located outside the motor 1 (14).

6. The foundation pit dewatering device according to claim 1, characterized in that: The four corners of the bottom end of the mobile body (1) are connected to bottom wheels (9), the top end of the mobile body (1) is hinged with a hydraulic cylinder one (10), the output shaft of the hydraulic cylinder one (10) is connected to the top plate (3), the top end of the top plate (3) is fixedly connected with a hydraulic cylinder two (11), and the output shaft of the hydraulic cylinder two (11) is connected to the extension rod (4).

7. The foundation pit dewatering device according to claim 1, characterized in that: An inner groove (24) is provided on one side of the moving body (1), and the rotating mechanism (23) comprises: a turntable (231), a second motor (232), a first connecting shaft (233), a first bevel gear (234), a second connecting shaft (235), a second bevel gear (236), a third connecting shaft (238), a third bevel gear (239) and a fourth bevel gear (2310). The top of the moving body (1) is respectively provided with a turntable (231) and a second motor (232), and the inner bottom end of the inner groove (24) is provided with a first bearing seat (237), and the center hole of the first bearing seat (237) is provided with a third connecting shaft (239). 38), the two ends of the connecting shaft three (238) are respectively provided with bevel gear three (239) and bevel gear four (2310), the top end of the bevel gear three (239) is meshed with bevel gear two (236), the top end of the bevel gear four (2310) is meshed with bevel gear one (234), the center hole of the bevel gear one (234) is provided with connecting shaft one (233), the connecting shaft one (233) is connected to the rotating disk (231), the center hole of the bevel gear two (236) is provided with connecting shaft two (235), the connecting shaft two (235) is connected to the motor two (232).

8. The foundation pit dewatering device according to claim 7, characterized in that: The opening of the inner groove (24) is connected with an insert plate (25), and two card slots (34) are symmetrically provided at one end of the insert plate (25) close to the moving body (1). Two card blocks (32) are connected to the outer wall of one side of the moving body (1), and the card blocks (32) correspond to the card slots (34) one by one, and the card blocks (32) are adapted to the card slots (34); an open slot (26) is provided at one end of the insert plate (25) away from the moving body (1), and a sliding groove (35) is provided between the open slot (26) and the two card slots (34); a baffle plate (27) is installed at the opening of the open slot (26), and a worm (28) is rotatably connected in the open slot (26), and a knob (29) is rotatably connected on the outer wall of the baffle plate (27), and the worm (28) and the knob are connected to each other. (29), a bearing seat 2 (37) is installed on the inner wall of the slot (26), a double-threaded rod (31) is installed in the center hole of the bearing seat 2 (37), a worm wheel (30) is installed on the middle outer wall of the double-threaded rod (31), the worm wheel (30) is meshed with the worm (28), a slider (36) is slidably connected in the slide groove (35), the two sliders (36) are symmetrically threaded on the outer wall of the double-threaded rod (31), the opposite ends of the two clamping blocks (32) are provided with slots (33), the sliders (36) are adapted to the slots (33); a limiting groove (38) is provided on the inner wall of the slide groove (35), a limiting block (39) is slidably connected in the limiting groove (38), and the limiting block (39) is connected to the slider (36).

Images