Foundation construction equipment for house building

Abstract

The application discloses a foundation structure construction equipment for house building, which comprises a ground pump assembly and a blocking assembly. The ground pump assembly comprises a bottom plate, an oil cylinder, a hopper, a material guide pipe and a backwashing part. The oil cylinder is fixed to the top of the bottom plate, the hopper is fixed to the end of the oil cylinder, the material guide pipe is rotatably connected to the inner wall of the hopper and cooperates with the oil cylinder, and the backwashing part is arranged in the material guide pipe. The blocking assembly is arranged at the end of the material guide pipe and comprises a fixed plate, a mounting pipe, a communication pipe, a blocking part, a driving part and a triggering part. The fixed plate is fixed to the end of the material guide pipe. The ground pump assembly can realize backwashing function, greatly improving the cleaning efficiency. Meanwhile, the blocking assembly can avoid that too much concrete or water directly falls on the ground when the pipe is switched, thereby avoiding the inconvenience in cleaning.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of fully mechanized coal mining, and particularly relates to a foundation structure construction equipment for house building. BACKGROUND

[0002] House building engineering refers to various types of house buildings, their auxiliary facilities, and installation engineering and indoor and outdoor decoration engineering of lines, pipelines and equipment matched therewith, and the house building refers to an engineering capable of forming an internal space and meeting the needs of people in production, residence, study and public activities, etc. The house building engineering is generally referred to as building engineering, and refers to various technical works such as survey, planning, design, construction, installation and maintenance and the completed engineering entity thereof for newly building, rebuilding or expanding house buildings and auxiliary structures. A ground pump needs to be used to deliver concrete to a high floor during foundation structure construction of a house building, and the ground pump in the prior art is generally manually held with a high-pressure water pipe to flush the residual concrete in a hopper after use. However, the flushing mode is difficult to flush the S pipe and the oil cylinder, long-time use is easy to cause blockage, etc., and the residual concrete in the S pipe is easy to fall on the ground after the delivery pipe is removed, thereby bringing certain inconvenience to subsequent cleaning. SUMMARY

[0003] The present application aims to solve the problem that the ground pump in the prior art is generally manually held with a high-pressure water pipe to flush the residual concrete in a hopper after use, the flushing mode is difficult to flush the S pipe and the oil cylinder, long-time use is easy to cause blockage, etc., and the residual concrete in the S pipe is easy to fall on the ground after the delivery pipe is removed, thereby bringing certain inconvenience to subsequent cleaning.

[0004] The present application aims to solve the problem that the ground pump in the prior art is generally manually held with a high-pressure water pipe to flush the residual concrete in a hopper after use, the flushing mode is difficult to flush the S pipe and the oil cylinder, long-time use is easy to cause blockage, etc., and the residual concrete in the S pipe is easy to fall on the ground after the delivery pipe is removed, thereby bringing certain inconvenience to subsequent cleaning.

[0005] Further, the device backwashing part comprises a blocking block, a connecting rope, a fixing block and a movable ring, the material guide pipe is provided with a backwashing hole, the blocking block slides on the inner side of the material guide pipe and cooperates with the backwashing hole, the connecting rope is fixed in the blocking block and extends to the outer side of the material guide pipe at both ends, the fixing block is fixed on the inner wall of the material guide pipe, and the movable ring slides in the material guide pipe and is fixed with one end of the connecting rope.

[0006] Further, the device backwashing part further comprises an inclined frame, a rotating ring and a protruding block, the inclined frame is fixed on one side of the movable ring, the rotating ring slides on the surface of the material guide pipe, the protruding block is fixed on the inner wall of the rotating ring and slides in the inclined frame, and the material guide pipe is provided with a through hole matched with the protruding block.

[0007] Further, the device backwashing part further comprises a sealing ring and a shunt plate, the sealing ring is fixed on both sides of the rotating ring, and the shunt plate is fixed on the top of the material guide pipe and located above the backwashing hole on the top.

[0008] Further, the device backstop part comprises a center shaft and a baffle, a center hole communicated with the material guide pipe is formed in the middle of the fixed plate, the center shaft is rotatably connected in the center hole, and the baffle is fixed on the surface of the center shaft.

[0009] Further, the device backstop part further comprises a clamping plate and a first piston, first grooves are formed in the inner wall of the center hole on both sides, the first piston slides in the first grooves, the clamping plate is fixed on the outer side of the first piston and cooperates with the baffle.

[0010] Further, the device driving part comprises a driving gear, a toothed plate, a fixed rod and a second piston, an installation groove is formed in the top of the fixed plate, the driving gear is fixed on the center shaft, the toothed plate slides in the installation groove and meshes with both sides of the driving gear, the fixed rod is fixed on one side of the toothed plate, the second piston is fixed on the end of the fixed rod, second grooves are formed in the top of the fixed plate on both sides, the second piston slides in the second grooves, and a communication groove communicated with the first grooves and the second grooves is formed in the fixed plate.

[0011] Further, the device driving part further comprises a reset spring, and both ends of the reset spring are fixed with the inner wall of the installation groove and the toothed plate respectively.

[0012] Further, the device trigger part comprises a trigger rod fixed on both sides of the communication pipe inner wall, and an inclined groove is formed in the clamping plate and cooperates with the trigger rod.

[0013] Further, the device trigger part further comprises a guide block fixed on both sides of the installation pipe inner wall and provided with a guide hole in the middle, and the trigger rod slides in the guide hole.

[0014] Beneficial effects: compared with the prior art, the significant advantages of the present application are that the device can realize backwashing function through the ground pump assembly, greatly improving the cleaning efficiency, and through the blocking assembly, the problem of too much concrete or water directly falling on the ground to cause inconvenience to cleaning when switching the pipeline is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is an overall structural diagram of the foundation construction equipment for house building;

[0016] Figure 2 It is an internal section view of the material guide pipe of the foundation construction equipment for house building;

[0017] Figure 3 It is a section view of the blocking assembly of the foundation construction equipment for house building;

[0018] Figure 4 It is a section view of the blocking assembly of the foundation construction equipment for house building; Figure 3 It is an enlarged view of the inner A part;

[0019] Figure 5 It is a structure diagram of the backwashing part of the foundation construction equipment for house building;

[0020] Figure 6 It is another perspective view of the backwashing part of the foundation construction equipment for house building;

[0021] Figure 7 It is a top view of the driving part of the foundation construction equipment for house building;

[0022] Figure 8 It is a section view of the fixed plate of the foundation construction equipment for house building;

[0023] Figure 9 It is a section view of the blocking part of the foundation construction equipment for house building;

[0024] Figure 10 It is a section view of the end of the connecting rope of the foundation construction equipment for house building. DETAILED DESCRIPTION

[0025] The technical solutions of the present application will be further described in detail below with reference to the drawings.

[0026] Secondly, the "one embodiment" or "embodiment" referred to herein means that the specific features, structures or characteristics can be included in at least one implementation of the present application. The "in one embodiment" appearing in different places in the specification does not mean the same embodiment, nor is it an independent or selective embodiment mutually exclusive with other embodiments.

[0027] Embodiment 1

[0028] With reference to Figures 1-3 For the first embodiment of the present application, the embodiment provides a foundation construction equipment for house building, the foundation construction equipment for house building comprises a ground pump assembly 100 and a blocking assembly 200, the ground pump assembly 100 is arranged so that the ground pump is more convenient to clean after use, and excessive residual concrete can be prevented from falling to the ground when switching the high-pressure water pipe through the blocking assembly 200.

[0029] Specifically, the ground pump assembly 100 comprises a bottom plate 101, an oil cylinder 102, a hopper 103, a guide pipe 104 and a backwashing piece 105, the oil cylinder 102 is fixed on the top of the bottom plate 101, the hopper 103 is fixed on the end of the oil cylinder 102, the guide pipe 104 is rotatably connected to the inner wall of the hopper 103 and cooperates with the oil cylinder 102, and the backwashing piece 105 is arranged in the guide pipe 104.

[0030] Both sides of the bottom plate 101 are provided with mounting blocks for mounting the device on a vehicle, the oil cylinder 102 is provided with a hydraulic cylinder and a piston, etc., one side of the hopper 103 is provided with two holes communicating with the two oil cylinders 102, the guide pipe 104 is rotatably connected to the other side of the hopper 103 through a bearing, and the end of the guide pipe 104 close to the oil cylinder 102 can communicate with the two oil cylinders 102 when rotating, the above are all prior art, and a person skilled in the art can arrange as needed, which will not be repeated here, the backwashing piece 105 is used to automatically clean the inside of the hopper 103, the guide pipe 104 and the oil cylinder 102 when connecting the high-pressure water pipe, and the cleaning efficiency is higher than that of the manual cleaning method of the prior art.

[0031] The blocking assembly 200 is arranged at the end of the guide pipe 104 and comprises a fixed plate 201, a mounting pipe 202, a communication pipe 203, a blocking piece 204, a driving piece 205 and a triggering piece 206, the fixed plate 201 is fixed at the end of the guide pipe 104, the mounting pipe 202 is fixed on one side of the fixed plate 201, the communication pipe 203 is fixed at the end of the mounting pipe 202, the blocking piece 204 is arranged in the fixed plate 201, the driving piece 205 is arranged on the top of the fixed plate 201 and cooperates with the blocking piece 204, and the triggering piece 206 is fixed in the communication pipe 203.

[0032] The fixed plate 201 is rectangular, which is fixed between the material guide pipe 104 and the mounting pipe 202, the mounting pipe 202 and the communication pipe 203 can be fixed through flanges, the communication pipe 203 is a pipe for conveying concrete and a high-pressure water pipe, the blocking piece 204 is used to block the end of the material guide pipe 104, when the communication pipe 203 and the mounting pipe 202 are fixed, the material guide pipe 104 is in an open state, when the communication pipe 203 and the mounting pipe 202 are separated, the end of the material guide pipe 104 is blocked by the blocking piece 204, in a closed state, the driving piece 205 is used to control the opening and closing of the blocking piece 204, and the trigger piece 206 is used to drive the driving piece 205 to drive.

[0033] Embodiment 2

[0034] With reference to Figures 1-10 For the second embodiment of the application, the embodiment is based on the previous embodiment.

[0035] Specifically, the backwashing piece 105 includes a blocking block 105a, a connecting rope 105b, a fixed block 105c and a movable ring 105d, the material guide pipe 104 is provided with a backwashing hole S, the blocking block 105a slides in the inside of the material guide pipe 104 and cooperates with the backwashing hole S, the connecting rope 105b is fixed in the blocking block 105a and extends to the outside of the material guide pipe 104 at both ends, the fixed block 105c is fixed to the inner wall of the material guide pipe 104, and the movable ring 105d slides in the material guide pipe 104 and is fixed with one end of the connecting rope 105b.

[0036] The backwashing hole S is provided with a plurality of ring-shaped and evenly distributed on the surface of the material guide pipe 104, the blocking block 105a is rectangular, when backwashing is not needed, the blocking block 105a is located inside the backwashing hole S to block it, so that the backwashing hole S can avoid affecting the conveying efficiency of the concrete during the conveying of the concrete, the connecting rope 105b is provided with a plurality of inside fixed with each group of blocking blocks 105a, when the connecting rope 105b moves left and right, it can drive the blocking block 105a to move, and the inner wall of the material guide pipe 104 is fixed with evenly distributed guide blocks, the connecting rope 105b slides in the guide blocks, which plays a limiting and guiding role, preventing the connecting rope 105b from loosening in the initial state, the fixed block 105c is in contact with the movable ring 105d, and the movable ring 105d can move left and right in the material guide pipe 104, when it moves, it can drive the connecting rope 105b to move, thereby controlling the opening and closing of the backwashing hole S.

[0037] The other end of the connecting rope 105b is fixed with a sliding block, the other end of the material guide pipe 104 is internally fixed with a guide rail which is closed on one side, the end of the connecting rope 105b penetrates through the side of the guide rail and is fixed with the sliding block, a spring is fixed between the sliding block and the inner wall of the guide rail, the sliding block is applied with a resetting force, so that the connecting rope 105b can drive the blocking block 105a to close the backwashing hole S in the initial state, and under the blockage of the guide block on the inner wall of the material guide pipe 104, the impact force of the concrete on the blocking block 105a is greatly reduced when the concrete is conveyed, so that the situation that the backwashing hole S is accidentally opened is avoided.

[0038] The backwashing part 105 further comprises an inclined frame 105e, a rotating ring 105f and a protruding block 105g, the inclined frame 105e is fixed on one side of the movable ring 105d, the rotating ring 105f slides on the surface of the material guide pipe 104, the protruding block 105g is fixed on the inner wall of the rotating ring 105f and slides in the inclined frame 105e, and the material guide pipe 104 is provided with a through hole K matched with the protruding block 105g.

[0039] The inclined frame 105e is provided with a plurality of inclined frames which are uniformly distributed on one side of the movable ring 105d, the inner wall of the material guide pipe 104 is further fixed with a plurality of limiting strips, and the outer side of the movable ring 105d is provided with limiting grooves for the sliding of the limiting strips, so as to limit the movable ring 105d and prevent it from deviating or rotating during the left and right movement, the surface of the rotating ring 105f is provided with a plurality of grooves for facilitating manual rotation of the staff, and the protruding block 105g corresponds to sliding in each inclined frame 105e, when the staff manually rotates the rotating ring 105f, the movable ring 105d is driven to move through the sliding of the protruding block 105g in the inclined frame 105e, so as to drive the connecting rope 105b and the blocking block 105a to control the opening and closing of the backwashing hole S, and the length of the through hole K is the angle of rotation of the rotating ring 105f, which greatly facilitates the operation process of the staff.

[0040] The backwashing part 105 further comprises a sealing ring 105h and a flow distribution plate 105i, the sealing ring 105h is fixed on both sides of the rotating ring 105f, and the flow distribution plate 105i is fixed on the top of the material guide pipe 104 and located above the top backwashing hole S.

[0041] The sealing ring 105h is provided to achieve the sealing effect, prevent backwashing water and concrete from leaking from the through hole K, and increase the friction to avoid accidental rotation of the rotating ring 105f due to vibration during use, and the flow distribution plate 105i is only arranged above the backwashing hole S on the top of the material guide pipe 104, the bottom of the flow distribution plate 105i is arc-shaped, when the high-pressure water is sprayed out from the top backwashing hole S, the high-pressure water is distributed by the flow distribution plate 105i and impacts the surface of the material guide pipe 104, which prevents the backwashing water from being sprayed too high and wasted, and further improves the cleaning efficiency of the material guide pipe 104.

[0042] Embodiment 3

[0043] Referring toFigures 3-10 For the third embodiment of the present application, which is based on the first two embodiments.

[0044] Specifically, the blocking piece 204 includes a central shaft 204a and a baffle plate 204b, and the middle of the fixed plate 201 is provided with a central hole V in communication with the material guide pipe 104. The central shaft 204a is rotatably connected in the central hole V, and the baffle plate 204b is fixed to the surface of the central shaft 204a.

[0045] The central shaft 204a is rotatably connected in the central hole V through a bearing, and the baffle plate 204b can rotate with the central shaft 204a. The top of the inner wall of the central hole V is also provided with a stopper on both sides to limit the baffle plate 204b, so that it can only rotate by ninety degrees. The rotation of the baffle plate 204b can control the opening and closing of the material guide pipe 104. There is a gap between the baffle plate 204b and the inner wall of the central hole V to prevent the baffle plate 204b from rotating when there is too much concrete around it.

[0046] The blocking piece 204 also includes a clamp plate 204c and a first piston 204d. The inner wall of the central hole V is provided with a first slot P1 on both sides, and the first piston 204d slides in the first slot P1. The clamp plate 204c is fixed to the outside of the first piston 204d and cooperates with the baffle plate 204b.

[0047] When the baffle plate 204b is rotated to the closed state, it can clamp the two sides of the baffle plate 204b through the clamp plate 204c. The two sides of the baffle plate 204b are provided with grooves to provide a certain moving space for the clamp plate 204c. The first piston 204d slides in the first slot P1, which can compress air or hydraulic oil, and limit the movement of the clamp plate 204c to prevent it from deviating during left and right movement.

[0048] The driving piece 205 includes a driving gear 205a, a toothed plate 205b, a fixed rod 205c, and a second piston 205d. The top of the fixed plate 201 is provided with a mounting slot H. The driving gear 205a is fixed to the central shaft 204a. The toothed plate 205b slides in the mounting slot H and is engaged with both sides of the driving gear 205a. The fixed rod 205c is fixed to one side of the toothed plate 205b. The second piston 205d is fixed to the end of the fixed rod 205c. The top of the fixed plate 201 is provided with a second slot P2 on both sides. The second piston 205d slides in the second slot P2. The fixed plate 201 is provided with a communication slot P3 that communicates the first slot P1 and the second slot P2.

[0049] The toothed plate 205b is provided with two, staggered distribution on both sides of the drive gear 205a, the left and right movement of the two toothed plates 205b can drive the drive gear 205a and the central shaft 204a to rotate, the end of the fixed rod 205c extends into the second groove P2, the second piston 205d can compress the hydraulic oil or air in the second groove P2, at the same time, the second piston 205d and the fixed rod 205c guide and limit the toothed plate 205b, avoiding the deviation and other situations during the left and right movement, the top of the second groove P2 is fixed with a cover, which is used to close the second groove P2.

[0050] The first groove P1, the second groove P2 and the communication groove P3 can be provided with hydraulic oil, when the clamping plate 204c moves towards the direction of the first groove P1, the first piston 204d extrudes the hydraulic oil or air in the first groove P1, and is conducted to the second groove P2 through the communication groove P3, driving the second piston 205d and the toothed plate 205b to move outward, thereby driving the drive gear 205a and the central shaft 204a to rotate through the toothed plate 205b.

[0051] The driving member 205 further comprises a reset spring 205e, both ends of which are fixed with the inner wall of the mounting groove H and the toothed plate 205b respectively.

[0052] The reset spring 205e applies a reset force to the toothed plate 205b in the direction of the second groove P2, when the clamping plate 204c moves in the opposite direction of the first groove P1, the pressure on the second piston 205d decreases, so that it can be reset by the reset spring 205e, driving the drive gear 205a and the central shaft 204a to rotate, so that the baffle 204b rotates to the closed position, wherein a torsional spring can also be provided on the central shaft 204a, which is not shown in the figure, further providing a force for the reset and closure of the baffle 204b, making the reset more convenient.

[0053] The trigger member 206 comprises a trigger rod 206a fixed to the inner wall of the communication pipe 203 on both sides, and a beveled groove J is formed in the clamping plate 204c, which cooperates with the trigger rod 206a.

[0054] The trigger rod 206a is L-shaped, and one side of the end thereof is provided with an inclined surface, when the communication pipe 203 is installed at the end of the mounting pipe 202, the trigger rod 206a first contacts the beveled groove J, and drives the clamping plate 204c to move into the first groove P1, so that it is separated from the baffle 204b, that is, the outlet of the material guide pipe 104 can be opened at the same time as the installation of the communication pipe 203 is completed.

[0055] The trigger member 206 further comprises a guide block 206b fixed to the inner wall of the mounting pipe 202 on both sides, and a guide hole Y is formed in the middle portion, and the trigger rod 206a slides in the guide hole Y.

[0056] The guide block 206b and the guide hole Y are used to guide the trigger rod 206a, preventing deviation and other situations during the left and right movement.

[0057] In use, when the concrete needs to be transported, the communication pipe 203 of the concrete conveying pipe is installed at the end of the mounting pipe 202, at this time the trigger lever 206a drives the clamp plate 204c to move into the first slot P1, so that it is separated from the baffle plate 204b, and at the same time the first piston 204d extrudes the hydraulic oil or air inside the first slot P1 and conducts it into the second slot P2 through the communication slot P3, drives the second piston 205d and the tooth plate 205b to move outward, so that the driving gear 205a and the center shaft 204a are driven to rotate by the tooth plate 205b, so that the baffle plate 204b is rotated to the position of opening the material guide pipe 104, and then the concrete can be poured into the hopper 103 for transportation.

[0058] When the pumping is completed and the ground needs to be cleaned, the communication pipe 203 of the concrete conveying pipe is removed, at this time the trigger lever 206a is separated from the clamp plate 204c, the second piston 205d is pushed into the second slot P2 by the pushing force of the return spring 205e, and the baffle plate 204b is reset to close the opening of the material guide pipe 104 during the movement of the tooth plate 205b, and at the same time the clamp plate 204c will exert a certain clamping force on both sides of the baffle plate 204b to fix the baffle plate 204b, so that the residual concrete in the material guide pipe 104 can be prevented from leaking to the ground by the setting of the baffle plate 204b, which brings great inconvenience to subsequent cleaning.

[0059] After that, the communication pipe 203 of the high-pressure water pipe is installed at the end of the mounting pipe 202, and then the rotating ring 105f is manually rotated, the lug 105g is moved in the inclined frame 105e by the rotating ring 105f, the movable ring 105d is moved outward, and the connecting rope 105b and the blocking block 105a are moved to open the backwashing hole S, the high-pressure water enters the material guide pipe 104 from the communication pipe 203, and the high-pressure water is sprayed into the hopper 103 from the plurality of backwashing holes S, so that the inside is washed, and the sewage is discharged from the slag discharge port at the bottom of the hopper 103, and at the same time the inside of the material guide pipe 104 and the inside of the oil cylinder 102 can be washed, without manually holding the high-pressure water pipe for a long time to wash, which greatly improves the cleaning efficiency.

Claims

1. A foundation construction apparatus for a building, characterized by: The utility model relates to a kind of ground pump assemblies and its reverse washing device, including, Ground pump assembly (100), including bottom plate (101), oil cylinder (102), hopper (103), material guide pipe (104) and backwashing part (105), the oil cylinder (102) is fixed on the top of the bottom plate (101), the hopper (103) is fixed on the end of the oil cylinder (102), the material guide pipe (104) is rotatably connected to the inner wall of the hopper (103), and is matched with the oil cylinder (102), and the backwashing part (105) is arranged in the material guide pipe (104);And, Baffle assembly (200) is arranged at the end of the material guide pipe (104), including fixed plate (201), mounting pipe (202), communication pipe (203), baffle (204), driving part (205) and trigger (206), the fixed plate (201) is fixed at the end of the material guide pipe (104), the mounting pipe (202) is fixed on one side of the fixed plate (201), the communication pipe (203) is fixed at the end of the mounting pipe (202), the baffle (204) is arranged in the fixed plate (201), the driving part (205) is arranged on the top of the fixed plate (201), and is matched with the baffle (204), and the trigger (206) is fixed in the communication pipe (203); The backwashing part (105) includes plugging block (105a), connecting rope (105b), fixed block (105c) and movable ring (105d), the material guide pipe (104) is provided with backwashing hole (S) on it, the plugging block (105a) is slid on the inner side of the material guide pipe (104), and is matched with the backwashing hole (S), the connecting rope (105b) is fixed in the plugging block (105a), and both ends thereof extend to the outside of the material guide pipe (104), the fixed block (105c) is fixed on the inner wall of the material guide pipe (104), and the movable ring (105d) is slid in the material guide pipe (104) and is fixed with one end of the connecting rope (105b); The backwashing part (105) further includes inclined frame (105e), swivel ring (105f) and protruding block (105g), the inclined frame (105e) is fixed on one side of the movable ring (105d), the swivel ring (105f) is slid on the surface of the material guide pipe (104), the protruding block (105g) is fixed on the inner wall of the swivel ring (105f) and is slid in the inclined frame (105e), and the material guide pipe (104) is provided with through hole (K) matched with the protruding block (105g) on it; The baffle (204) includes center shaft (204a) and baffle plate (204b), the center hole (V) that the fixed plate (201) middle part is provided with is communicated with the material guide pipe (104), the center shaft (204a) is rotatably connected in the center hole (V), and the baffle plate (204b) is fixed on the surface of the center shaft (204a). The baffle (204) further comprises a clamping plate (204c) and a first piston (204d), first grooves (P1) are arranged on both sides of the inner wall of the center hole (V), the first piston (204d) slides in the first grooves (P1), the clamping plate (204c) is fixed on the outside of the first piston (204d) and cooperates with the baffle (204b); The driving member (205) comprises a driving gear (205a), a toothed plate (205b), a fixed rod (205c) and a second piston (205d), the fixed plate (201) is provided with a mounting groove (H) on the top, the driving gear (205a) is fixed on the center shaft (204a), the toothed plate (205b) slides in the mounting groove (H) and is engaged with both sides of the driving gear (205a), the fixed rod (205c) is fixed on one side of the toothed plate (205b), the second piston (205d) is fixed on the end of the fixed rod (205c), the fixed plate (201) is provided with second grooves (P2) on both sides of the top, the second piston (205d) slides in the second grooves (P2), the fixed plate (201) is provided with a communication groove (P3) which communicates the first grooves (P1) and the second grooves (P2); The trigger member (206) comprises a trigger rod (206a) which is fixed on both sides of the inner wall of the communication pipe (203), the clamping plate (204c) is provided with an inclined groove (J) which cooperates with the trigger rod (206a).

2. The basement construction apparatus for a building structure according to Claim 1, wherein: The backwashing member (105) further comprises a sealing ring (105h) and a shunt plate (105i), the sealing ring (105h) is fixed on both sides of the rotating ring (105f), the shunt plate (105i) is fixed on the top of the material guide pipe (104) and is located above the backwashing hole (S) on the top.

3. The basement construction apparatus for a building structure according to Claim 2, wherein: The driving member (205) further comprises a reset spring (205e) which is fixed on the inner wall of the mounting groove (H) and the toothed plate (205b) respectively.

4. The basement construction apparatus for a building structure according to Claim 3, wherein: The trigger member (206) further comprises a guide block (206b) which is fixed on both sides of the inner wall of the mounting pipe (202) and is provided with a guide hole (Y) in the middle, the trigger rod (206a) slides in the guide hole (Y).

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