CN219490980U - Piling device - Google Patents

Abstract

The utility model discloses a piling device which comprises a top plate, wherein two side plates are fixedly arranged at the bottom of the top plate, a first hydraulic cylinder is fixedly arranged at the top of the top plate, a hollow structure is arranged in the top plate, the output end of the first hydraulic cylinder penetrates through the top plate, the output end of the top plate is fixedly connected with a buffer cylinder, a mounting plate is arranged below the buffer cylinder, a piling hammer is fixedly arranged at the bottom of the mounting plate, a positioning component for preventing the deviation of the piles is arranged between the two side plates, and a buffer component for weakening the rebound force generated during piling is arranged on the buffer cylinder. The utility model has reasonable design and good practicability, can position the pile required by pile driving operation, prevent the pile from shifting, ensure the accuracy of the pile driving position, weaken and buffer the resilience force and the vibration force generated during pile driving, prevent the device from being damaged and prolong the service life of the device.

Description

Piling device

Technical Field

The utility model relates to the technical field of piling equipment, in particular to a piling device.

Background

Piling refers to a construction method for driving piles into the ground to enable a building foundation to be firm, piles of various materials are driven, pressed, vibrated or screwed into foundation soil by special tools, a hammering method, a vibration method, a water jetting method, a pile pressing method and the like are commonly used, the hammering method is to overcome the resistance of foundation soil to the piles by using the impact energy of a pile hammer, the piles are driven to a preset depth and are suitable for soft plastic or plastic viscous soil layers, the main equipment used is pile frames, pile hammers, power equipment and the like, most of the existing hammering piling devices are huge in volume and cannot perform construction operation in a small-scale area, slow piling operation is needed during the time, the construction efficiency is low, the labor intensity of workers is increased, threat is caused to the personal safety of the workers, the existing hammering piling device cannot finely tune the positions of the pile hammers, and when the pile hammer positions have small deviations, the whole device needs to be moved slowly, time and labor are wasted, and the piling efficiency is affected.

Aiming at the problems, the piling device for civil construction is disclosed in Chinese patent bulletin with the bulletin number of CN217580138U, and the technical key points are as follows: including the body, the inside pile driving mechanism that is equipped with of body, pile driving mechanism includes motor and first one-way bearing, motor and body top fixed connection, the output shaft fixedly connected with dwang of motor, the dwang extends into inside the body, dwang lower extreme and the outer lane fixed connection of first one-way bearing, the first transfer line of inner circle fixedly connected with of first one-way bearing, first transfer line lower extreme rotates and is connected with the backup pad, backup pad and body inner wall fixed connection.

The above solution has been found to still have at least the following drawbacks in practice: during pile driving operation, piles can incline due to uneven stress, so that deflection occurs, the accuracy of pile driving positions is affected, very large rebound force and vibration force can be generated when a pile driving cone hammers the piles, the generated rebound force and vibration force can damage the device, and the service life is shortened.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a piling device, which solves the problems that the pile is offset due to uneven stress and the device is damaged by the generated resilience force and vibration force during piling operation.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pile driving device, includes the roof, the bottom fixed mounting of roof has two curb plates, the top fixed mounting of roof has first pneumatic cylinder, the inside hollow structure that is of roof, and the output of first pneumatic cylinder runs through the roof, the output fixedly connected with buffer tube of roof, the below of buffer tube is provided with the mounting panel, the bottom fixed mounting of mounting panel has the pile hammer, is provided with the locating component that is used for preventing that the pile from taking place the skew between two curb plates, is provided with the buffer component that is used for weakening the produced resilience force when piling on the buffer tube.

Preferably, the locating component comprises a motor, a main bevel gear, two auxiliary bevel gears, a first rotating shaft, a second rotating shaft, two main belt pulleys, two belts, two auxiliary bevel gears, two lead screws, two sliding blocks, two connecting rods and two arc locating pieces, wherein the motor is fixedly installed at the top of the top plate, the output shaft end of the motor extends into the top plate, the main bevel gear is fixedly installed at the output shaft end of the motor, the right end of the first rotating shaft is rotatably installed on the right inner wall of the top plate, the left end of the second rotating shaft is rotatably installed on the left inner wall of the top plate, the two auxiliary bevel gears are respectively fixedly installed at the left end of the first rotating shaft and the right end of the second rotating shaft, the two auxiliary bevel gears are meshed with the main bevel gears, the two main belt pulleys are respectively fixedly sleeved on the first rotating shaft and the second rotating shaft, the two lead screws are respectively rotatably installed at one sides of the two side plates, the threads of the two lead screws are respectively arranged into right-handed threads, the two side plates are respectively provided with hollow structures, the tops of the two side plates are respectively corresponding through holes respectively, one ends of the two lead screws are respectively correspondingly fixedly installed at the two corresponding through holes respectively, the two corresponding side pulleys are correspondingly arranged at the two ends of the two side plates, which are correspondingly arranged at the two through holes respectively, the two side pulleys are correspondingly fixedly installed at the two side bottoms of the two side plates respectively, and are correspondingly arranged at the two through the two side pulleys respectively, and correspondingly and are correspondingly and fixedly arranged at the two through the two side shafts respectively.

Preferably, two sides of the side plates, which are close to each other, are fixedly provided with guide rods, the guide rods are positioned above the corresponding screw rods, and the two sliding blocks are respectively sleeved on the corresponding guide rods in a sliding way.

Preferably, the buffering subassembly includes piston, the piston rod, four dampers, four springs, arrange oil pipe, first check valve, advance oil pipe, second check valve and buffering oil tank, the piston slides and sets up in the buffer tube, piston rod fixed mounting is in the bottom of piston, the bottom of piston rod extends to outside the buffer tube, the bottom of piston rod and the top fixed connection of mounting panel, four dampers are all fixed mounting in the bottom of piston, four springs are fixed mounting respectively on corresponding dampers, the bottom of four springs all with the bottom inner wall fixed connection of buffer tube, arrange oil pipe and advance oil pipe and all fixed mounting on the right side wall of buffer tube, arrange oil pipe and lie in the top of advance oil pipe, first check valve fixed mounting is on arranging oil pipe, second check valve fixed mounting is on advance oil pipe, buffering oil tank fixed mounting is on the right side wall of buffer tube and lie in the below of advance oil pipe, arrange oil pipe and advance oil pipe and all extend to in the buffering oil tank.

Preferably, the top fixed mounting of buffering oil tank has the filler pipe, and the top screw thread of filler pipe is installed and is refueled the tube cap, and the bottom fixed mounting of buffering oil tank has the oil exchange pipe, and the bottom screw thread of oil exchange pipe is installed and is traded the tube cap.

Preferably, two self-locking universal wheels are rotatably arranged at the bottoms of the two side plates, and the four self-locking universal wheels are symmetrically arranged in pairs.

Preferably, two equal fixed mounting in one side that the curb plate kept away from each other has two backup pads, and four backup pads are two liang symmetries and set up, and the equal fixed mounting in top of four backup pads has the pneumatic cylinder, and the output of four pneumatic cylinders runs through corresponding backup pad respectively, and the equal fixedly connected with of output of four pneumatic cylinders consolidates the pole.

(III) beneficial effects

The utility model provides a piling device. The beneficial effects are as follows:

(1) This pile driving device through the locating component who comprises motor, main bevel gear, two vice bevel gears, first pivot, second pivot, two main belt pulleys, two belts, two vice belt pulleys, two lead screws, two sliders, two connecting rods and two arc locating pieces, can prescribe a limit to the position of stake, can not take place the skew when making it receive the impact force, guarantees pile driving position's accuracy, has solved the problem that the stake is because the uneven skew takes place of atress when piling operation.

(2) This pile driving device through the buffer unit who comprises piston, piston rod, four attenuator, four springs, oil drain pipe, first check valve, oil feed pipe, second check valve and buffering oil tank, can cushion and weaken the resilience force and the vibration power that produce the device when piling to improve the life of device, solved the problem that the device receives resilience force and vibration power can receive the damage when piling operation.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the front view of the present utility model;

fig. 3 is an enlarged schematic view of the portion a in fig. 2.

In the figure: 1. a top plate; 2. a side plate; 3. self-locking universal wheels; 4. a first hydraulic cylinder; 5. a buffer tube; 6. a mounting plate; 7. piling hammer; 8. a motor; 9. a main bevel gear; 10. a secondary bevel gear; 11. a first rotating shaft; 12. a second rotating shaft; 13. a main pulley; 14. a belt; 15. a secondary pulley; 16. a screw rod; 17. a slide block; 18. a guide rod; 19. a connecting rod; 20. arc-shaped locating pieces; 21. a piston; 22. a piston rod; 23. a damper; 24. a spring; 25. an oil drain pipe; 26. a first one-way valve; 27. an oil inlet pipe; 28. a second one-way valve; 29. a buffer oil tank; 30. a filler cap; 31. an oil change pipe cover; 32. a support plate; 33. a second hydraulic cylinder; 34. and a reinforcing rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and furthermore, in the description of the present utility model, the meaning of "a plurality" means two or more unless specifically defined otherwise.

As shown in fig. 1-3, the present utility model provides a technical solution: a piling device, includes roof 1, two curb plates 2, first pneumatic cylinder 4, a buffer section of thick bamboo 5, mounting panel 6, pile hammer 7, locating component and buffer component, wherein:

two curb plates 2 are all fixed mounting in the bottom of roof 1, and first pneumatic cylinder 4 fixed mounting is at the top of roof 1, and roof 1 is inside to be hollow structure, and the output of first pneumatic cylinder 4 runs through roof 1, and the top of a buffer section of thick bamboo 5 and the output fixed connection of first pneumatic cylinder 4, mounting panel 6 set up in the below of a buffer section of thick bamboo 5, and pile hammer 7 fixed mounting is in the bottom of mounting panel 6, and locating component sets up between two curb plates 2, and buffer component sets up on a buffer section of thick bamboo 5.

The positioning assembly is used for preventing the pile from being offset due to uneven stress when piling, and comprises a motor 8, a main bevel gear 9, two auxiliary bevel gears 10, a first rotating shaft 11, a second rotating shaft 12, two main belt pulleys 13, two belts 14, two auxiliary belt pulleys 15, two screw rods 16, two sliding blocks 17, two connecting rods 19 and two arc-shaped positioning sheets 20, wherein the motor 8 is fixedly arranged at the top of the top plate 1, the motor 8 can provide power support for the positioning assembly, the motor 8 adopts a servo motor capable of rotating positively and negatively, the output shaft end of the motor 8 extends into the top plate 1, the main bevel gear 9 is fixedly arranged at the output shaft end of the motor 8, the right end of the first rotating shaft 11 is rotatably arranged on the right inner wall of the top plate 1, the left end of the second rotating shaft 12 is rotatably arranged on the left inner wall of the top plate 1, the two auxiliary bevel gears 10 are respectively and fixedly arranged at the left end of the first rotating shaft 11 and the right end of the second rotating shaft 12, the two auxiliary bevel gears 10 are meshed with the main bevel gears 9, the motor 8 can simultaneously control the rotation of the first rotating shaft 11 and the second rotating shaft 12 through the meshing action of the two auxiliary bevel gears 10 and the main bevel gears 9, the two main belt pulleys 13 are respectively and fixedly sleeved on the first rotating shaft 11 and the second rotating shaft 12, the two screw rods 16 are respectively and rotatably arranged at one sides of the two side plates 2 close to each other, threads on the two screw rods 16 are respectively provided with right-handed threads, the inside of the two side plates 2 are hollow structures, the top parts of the two screw rods 16 are in open structures, one ends of the two screw rods 16 away from each other extend into the corresponding side plates 2, the two auxiliary belt pulleys 15 are respectively and fixedly sleeved at one ends of the two screw rods 16 away from each other, the bottom of the top plate 1 is provided with two through holes, the two through holes are respectively communicated with the tops of the corresponding side plates 2, the top ends of the two belts 14 respectively penetrate through the corresponding through holes and are wound on the corresponding main belt pulleys 13, the bottom ends of the two belts 14 respectively wind on the corresponding auxiliary belt pulleys 15, the first rotating shaft 11 and the second rotating shaft 12 can control the two screw rods 16 to rotate simultaneously through the matching of the main belt pulleys 13, the belt 14 and the auxiliary belt pulleys 15, the two sliding blocks 17 are respectively sleeved on the corresponding screw rods 16 in a threaded manner, the sliding blocks 17 can drive the two arc-shaped positioning pieces 20 to approach each other, the pile is controlled to be positioned, the two connecting rods 19 are respectively fixedly arranged at the tops of the corresponding sliding blocks 17, the two arc-shaped positioning pieces 20 are respectively fixedly arranged at one sides of the two connecting rods 19 which are close to each other, the positions of the pile can be limited, and the deviation of the pile is prevented, and the lengths of the guide rods 18 and the screw rods 16 need to be equal to or slightly larger than the lengths of the connecting rods 19.

In this embodiment, the two side plates 2 are fixedly mounted with guide rods 18 on the sides close to each other, the guide rods 18 are located above the corresponding screw rods 16, the two sliding blocks 17 are respectively slidably sleeved on the corresponding guide rods 18, and the guide rods 18 can guide and limit the movement of the sliding blocks 17.

In this embodiment, two self-locking universal wheels 3 are all installed in the bottom of two curb plates 2 rotation, and four self-locking universal wheels 3 are two liang symmetries setting, through opening self-locking universal wheel 3, can remove the device, facilitate the use, through pinning self-locking universal wheel 3, can fix the device subaerial.

Through the structure, the pile driving device provided by the utility model can limit the position of a pile, prevent the pile from shifting during pile driving operation and influencing the pile driving operation quality, firstly, the pile is placed at a preset pile driving position, then the self-locking universal wheel 3 is opened, the device is moved to the preset pile driving position, the pile is positioned between two arc-shaped positioning pieces 20, then the motor 8 is started to rotate anticlockwise, the motor 8 can control the first rotating shaft 11 to rotate clockwise through the meshing action of the main bevel gear 9 and the two auxiliary bevel gears 10, the second rotating shaft 12 can also be controlled to rotate anticlockwise simultaneously, the first rotating shaft 11 and the second rotating shaft 12 respectively control the corresponding screw rod 16 to simultaneously rotate along with the corresponding main belt pulley 13, the belt 14 and the auxiliary belt pulley 15, under the guiding action of the guide rod 18, the two sliding blocks 17 move towards the direction of approaching each other along with the corresponding connecting rod 19 and the arc-shaped positioning pieces 20, when one sides of the two arc-shaped positioning pieces 20 approaching each other are contacted with the pile (only contacted with the pile, the pile is not clamped), the motor 8 is immediately closed, and then the self-locking universal wheel 3 is locked.

The buffer component can weaken the resilience force and the vibration force generated during the pile driving operation, and reduce the impact force to the device, the buffer component comprises a piston 21, a piston rod 22, four dampers 23, four springs 24, an oil discharge pipe 25, a first one-way valve 26, an oil inlet pipe 27, a second one-way valve 28 and a buffer oil tank 29, the piston 21 is arranged in the buffer cylinder 5 in a sliding way, the piston 21 is in tight contact with the inner wall of the buffer cylinder 5, the piston rod 22 is fixedly arranged at the bottom of the piston 21, the bottom end of the piston rod 22 extends out of the buffer cylinder 5, the bottom end of the piston rod 22 is fixedly connected with the top of the mounting plate 6, the piston rod 22 can transmit the resilience force and vibration into the buffer cylinder 5, the four dampers 23 are fixedly arranged at the bottom of the piston 21, the dampers 23 can prevent the spring 24 from reciprocating rebound after being stressed, so that the piston 21 is slowly reset, the four springs 24 are respectively and fixedly arranged on the corresponding damper 23, the piston 21 can be driven to move up and down by utilizing the deformation movement and the reset movement of the springs 24, the bottom ends of the four springs 24 are fixedly connected with the inner wall of the bottom of the buffer cylinder 5, the oil discharge pipe 25 and the oil inlet pipe 27 are fixedly arranged on the right side wall of the buffer cylinder 5, the oil discharge pipe 25 is positioned above the oil inlet pipe 27, the first one-way valve 26 is fixedly arranged on the oil discharge pipe 25, the second one-way valve 28 is fixedly arranged on the oil inlet pipe 27, the piston 21 can transfer the buffer oil in the buffer oil tank 29 and the buffer cylinder 5 back and forth in a one-way flow manner through the cooperation of the first one-way valve 26 and the second one-way valve 28, the buffer oil tank 29 is fixedly arranged on the right side wall of the buffer cylinder 5 and positioned below the oil inlet pipe 27, the oil discharge pipe 25 and the oil inlet pipe 27 extend into the buffer oil tank 29, sealing rings are required to be installed at the joints of the oil drain pipe 25 and the oil inlet pipe 27 with the buffer cylinder 5 and the buffer oil tank 29 respectively, one end of the oil drain pipe 25 extending into the buffer oil tank 29 is required to extend to a position close to the inner wall of the bottom of the buffer oil tank 29, and one end of the oil inlet pipe 27 extending into the buffer oil tank 29 is higher than one end of the oil drain pipe 25 extending into the buffer oil tank 29.

In this embodiment, the top fixed mounting of buffering oil tank 29 has the filler pipe, and filler pipe lid 30 is installed to the top screw thread of filler pipe, and the bottom fixed mounting of buffering oil tank 29 has the oil change pipe, and oil change pipe lid 31 is installed to the bottom screw thread of oil change pipe, through the use of filler pipe lid 30 and oil change pipe lid 31, can add and change the buffering oil in the buffering oil tank 29.

Through the structure, the pile driving device provided by the utility model can weaken and buffer the resilience force and vibration force generated during pile driving, lighten the damage to the device and prolong the service life of the device, when the pile driving device is particularly used, firstly, the oiling pipe cover 30 is opened, buffer oil is added into the buffer oil tank 29, the oiling pipe cover 30 is closed, the first hydraulic cylinder 4 is started, the first hydraulic cylinder 4 drives the buffer cylinder 5, the piston rod 22, the mounting plate 6 and the pile driving hammer 7 to move downwards, the pile driving operation is carried out on the pile which is already positioned, the piston rod 22 receives the resilience force and vibration force and then moves upwards, the piston rod 22 drives the piston 21 to slide vertically, at the moment, the spring 24 deforms, the buffer oil in the buffer cylinder 5 enters the buffer oil tank 29 through the oil discharge pipe 25 and the first one-way valve 26, the impact of the resilience force and vibration force on the device is lightened, after one pile driving is finished, the first hydraulic cylinder 4 is reset, the spring 24 is restored to the original state after the rebound force and the vibration force are disappeared, the piston 21 is driven to move downwards, the damper 23 can limit the spring 24 to move repeatedly during the reset, the pile driving operation is carried out on the pile driving device to move downwards, the buffer oil tank 29 is controlled to move downwards through the buffer oil tank 27 and the buffer oil cylinder 27 to enter the first one-way valve 8, the next time, the pile driving operation is controlled to move the buffer oil cylinder 20 repeatedly, the pile driving device is controlled to move downwards, after the pile driving device is opened for one-way, and the next time, the pile driving device is driven by the next, and the pile driving device is driven by the motor is driven, and moved, and the next, and the pile driving device is driven by the self-operated, and the driving device is driven and moved 20, and the next, and the driving 20, and the driving device is moved.

In this embodiment, two backup pads 32 are all fixed mounting in one side that two curb plates 2 kept away from each other, four backup pads 32 are two pair symmetry setting, the top of four backup pads 32 is all fixed mounting has second pneumatic cylinder 33, the output of four second pneumatic cylinders 33 runs through corresponding backup pad 32 respectively, the output of four second pneumatic cylinders 33 is all fixedly connected with stiffener 34, four stiffener 34 can firmly fix the device subaerial, prevent when piling operation, the device takes place to shake violently or turn on one's side, when specifically using, after accomplishing the location to the stake, start four second pneumatic cylinders 33 simultaneously, drive stiffener 34 and move downwards, when stiffener 34 goes deep into ground, close four second pneumatic cylinders 33 simultaneously, wait for subsequent piling operation, reset four second pneumatic cylinders 33 simultaneously after the piling operation is accomplished, control four stiffener 34 leave the ground.

In this embodiment, it should be noted that, a multi-control switch (not shown in this document) is disposed on the side plate 2 of the apparatus, the first hydraulic cylinder 4, the four second hydraulic cylinders 33, the motor 8 and the multi-control switch are electrically connected with an external power source through wires to form a loop, the multi-control switch can control the start, stop and reset of the first hydraulic cylinder 4 and the four second hydraulic cylinders 33 respectively, and the multi-control switch can also control the start, stop and forward and reverse rotation of the motor 8.

The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (7)

1. A piling device, characterized in that: including the roof, the bottom fixed mounting of roof has two curb plates, the top fixed mounting of roof has first pneumatic cylinder, the roof is inside to be hollow structure, the output of first pneumatic cylinder runs through the roof, the output fixedly connected with buffer tube of roof, the below of buffer tube is provided with the mounting panel, the bottom fixed mounting of mounting panel has the pile hammer, two be provided with between the curb plate and be used for preventing the pile from taking place the locating component of skew, be provided with the buffer component that is used for weakening the generated resilience force and the vibration power when piling on the buffer tube.

2. A piling device according to claim 1, wherein: the positioning component comprises a motor, a main bevel gear, two auxiliary bevel gears, a first rotating shaft, a second rotating shaft, two main belt pulleys, two belts, two auxiliary belt pulleys, two screw rods, two sliding blocks, two connecting rods and two arc-shaped positioning sheets, wherein the motor is fixedly arranged at the top of the top plate, the output shaft end of the motor extends into the top plate, the main bevel gear is fixedly arranged at the output shaft end of the motor, the right end of the first rotating shaft is rotatably arranged on the right inner wall of the top plate, the left end of the second rotating shaft is rotatably arranged on the left inner wall of the top plate, the two auxiliary bevel gears are respectively fixedly arranged at the left end of the first rotating shaft and the right end of the second rotating shaft, the two auxiliary bevel gears are meshed with the main bevel gears, the two main belt pulleys are respectively and fixedly sleeved on the first rotating shaft and the second rotating shaft, the two screw rods are respectively and rotatably arranged at one sides of the two side plates, which are close to each other, the screw threads on the two screw rods are right-handed screw threads, the interiors of the two side plates are hollow structures, the tops of the two side plates are open structures, one ends of the two screw rods, which are far away from each other, extend into the corresponding side plates, the two auxiliary belt pulleys are respectively and fixedly sleeved at one ends of the two screw rods, which are far away from each other, the bottom of the top plate is provided with two through holes, the two through holes are respectively communicated with the tops of the corresponding side plates, the top ends of the two belts respectively penetrate through the corresponding through holes and are wound on the corresponding main belt pulleys, the bottom ends of the two belts are respectively wound on the corresponding auxiliary belt pulleys, the two sliding blocks are respectively and threadedly sleeved on the corresponding screw rods, the two connecting rods are respectively and fixedly arranged at the tops of the corresponding sliding blocks, and the two arc-shaped locating pieces are respectively and fixedly arranged at one sides of the two connecting rods, which are close to each other.

3. A piling device according to claim 2, wherein: and one sides of the two side plates, which are close to each other, are fixedly provided with guide rods, the guide rods are positioned above the corresponding screw rods, and the two sliding blocks are respectively sleeved on the corresponding guide rods in a sliding way.

4. A piling device according to claim 1, wherein: the buffer assembly comprises a piston, a piston rod, four dampers, four springs, an oil discharge pipe, a first one-way valve, an oil inlet pipe, a second one-way valve and a buffer oil tank, wherein the piston is arranged in the buffer cylinder in a sliding mode, the piston rod is fixedly installed at the bottom of the piston, the bottom end of the piston rod extends out of the buffer cylinder, the bottom end of the piston rod is fixedly connected with the top of the mounting plate, four dampers are fixedly installed at the bottom of the piston, four springs are fixedly installed on the corresponding dampers respectively, the bottom ends of the four springs are fixedly connected with the bottom inner wall of the buffer cylinder, the oil discharge pipe and the oil inlet pipe are fixedly installed on the right side wall of the buffer cylinder, the oil discharge pipe is located above the oil inlet pipe, the first one-way valve is fixedly installed on the oil discharge pipe, the second one-way valve is fixedly installed on the oil inlet pipe, the buffer oil tank is fixedly installed on the right side wall of the buffer cylinder and located below the oil inlet pipe, and the oil discharge pipe and the oil inlet pipe extend into the buffer oil tank.

5. A piling device according to claim 4, wherein: the top fixed mounting of buffering oil tank has the filler pipe, the top screw thread of filler pipe installs the filler pipe lid, the bottom fixed mounting of buffering oil tank has the oil exchange pipe, the bottom screw thread of oil exchange pipe installs the oil exchange pipe lid.

6. A piling device according to claim 1, wherein: two self-locking universal wheels are rotatably arranged at the bottoms of the two side plates, and four self-locking universal wheels are symmetrically arranged in pairs.

7. A piling device according to claim 1, wherein: two the curb plate is kept away from each other one side equal fixed mounting have two backup pads, four the backup pad is two liang symmetries setting, four the equal fixed mounting in top of backup pad has the second pneumatic cylinder, four the output of second pneumatic cylinder runs through respectively corresponding backup pad, four the equal fixedly connected with stiffening rod of output of second pneumatic cylinder.