CN109403322B

CN109403322B - Building foundation tamping method

Info

Publication number: CN109403322B
Application number: CN201811278234.7A
Authority: CN
Inventors: 孙霞伢; 王浩
Original assignee: Guangdong Zhengshang Engineering Management Co Ltd
Current assignee: Guangdong Zhengshang Engineering Management Co., Ltd
Priority date: 2018-10-30
Filing date: 2018-10-30
Publication date: 2020-08-14
Anticipated expiration: 2038-10-30
Also published as: CN109403322A

Abstract

The invention belongs to the technical field of mechanical devices, and particularly relates to a building foundation tamping method.A groove is formed in the surface of a piling column of a piling machine for building engineering, an extrusion plate is arranged in the groove, the arc surface of the extrusion plate is designed, and one end of the extrusion plate, which rotates along the positive direction of the piling column, is attached to the surface of the piling column and is connected through a hinge; a water channel is formed in the extrusion plate, water holes communicated with the water channel are uniformly formed in the surface of the extrusion plate, a water tank is fixedly connected to the inner wall of a piling column of the piling machine for the building engineering, dilute cement is filled in the water tank, and the water tank is communicated with the water channel; the pile driver for the construction engineering comprises a base; the piling column is divided into a column body and a piling head; the extending end of the cylinder is fixedly connected with a striking plate; the solid design of the pile driving head can enhance the strength of the pile driving head; the first extrusion block and the second extrusion block are both made of magnets, and opposite magnetic poles are opposite; the invention has high piling efficiency, is not easy to collapse, saves manpower and material resources and has simple and convenient operation.

Description

Building foundation tamping method

Technical Field

The invention belongs to the technical field of mechanical devices, and particularly relates to a building foundation tamping method.

Background

The pile driver is as one of the important equipment of capital construction in the building trade, along with people's demand increase to the house, the construction with higher speed of commercial building, the application of pile driver is also more frequent, traditional pile driver is because manufacturing cost is high, the low efficiency scheduling problem can't satisfy modern needs to the quick construction, the field situation that is piling simultaneously also along with the appearance of different equipment becomes very complicated, need pile or because a large amount of equipment need simultaneous working on uneven ground sometimes, unilateral traditional pile driver can't work through angle of adjustment, can only rely on the adjustment of whole direction, construction has increased many troubles for.

Some solutions for pile drivers have been proposed in the prior art, for example, a chinese patent with application number 2018100631562 discloses a rotatable hydraulic pile driver, which includes: install the column spinner on the workstation, install the rotation axis in the column spinner, the pneumatic cylinder is installed on the column spinner right side, the hydraulic cylinder is connected right side hydraulic pump, hydraulic pump connection hydraulic tank, the pneumatic cylinder passes through the piston rod and connects the fixed arm, the fixed arm passes through the hookpin link block, slider one side is installed on the spout through the gyro wheel, the spout is installed on the stand, the stand passes through the connecting piece and connects the column spinner, the jump bit is installed to the slider opposite side, the jump bit head is beaten in the connection of jump bit.

This technical scheme's a rotatable fluid pressure type pile driver, the removal through percussion hammer and pile head rotates simultaneously and drives the pile to ground, it is inefficient to pile, and the pile head makes pile head damaged in the easy harder stone of striking of pile in-process, and the pile in-process, stone in earth can make pile head surface wear, along with going on of pile, earth receives the extrusion, it is hard more, pile driving speed has been reduced, lead to pile head card to go into the phenomenon of earth easily when serious, the wearing and tearing of pile head have been increased simultaneously, and the pile driver turns on one's side moving the in-process easy emergence, and the hole that the pile driver beaten does not adopt the reinforcement measure, lead to the hole to collapse easily, need repeated pile, make the pile driving inefficiency.

Disclosure of Invention

In order to make up for the defects of the prior art, the invention provides the method for tamping the building foundation, which solves the problems that the pile driving head drives the ground only by rotating and moving downwards, the pile driving efficiency is low, the pile driving head is damaged, the service life is short, the pile driving speed is slower and slower along with the progress of pile driving, the pile driving head is clamped into soil when serious, side turning is easy to happen when the pile driver advances, a punched pit is easy to collapse, and the pile driving efficiency is low.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a building foundation tamping method, which comprises the following steps:

s1: the surface of a pile driving column of the pile driver for the construction engineering is provided with a groove, an extrusion plate is arranged in the groove, the extrusion plate is designed to be in a cambered surface shape, one end, rotating in the forward direction, of the extrusion plate is attached to the surface of the pile driving column, the extrusion plate is connected through a hinge, and the extrusion plate designed to be in the cambered surface shape can ensure that the extrusion plate cannot influence the rotation of the pile driving column in the pile driving process of the pile driver for the construction engineering;

s2: the method comprises the following steps that uniformly-arranged telescopic bags are fixedly connected between an extrusion plate and the surface of a pile driving column in S1, the air bags are arranged between a pile body and a pile driving head of the pile driver for the building engineering and are communicated with each other, the air bags are matched with the pile body to intermittently extrude and relax the air bags in the vibration process of the pile driving head, so that the telescopic bags intermittently stretch and retract to drive the extrusion plate to swing, and soil on the inner wall of the pit hole is extruded and reinforced in the swinging process of the extrusion plate to prevent the pit hole from collapsing, so that manpower and material resources are wasted in repeated pile driving, and when the pit hole is seriously collapsed, the repeated pile driving is more complicated, and the;

s3: offer the water course in S1 in the stripper plate, the water hole that communicates with the water course is evenly seted up on the stripper plate surface, the pile driving post inner wall at pile driver for building engineering links firmly the water tank, the water tank is filled with rare cement, water tank and water course intercommunication, the stripper plate is when laminating extrusion pot hole inner wall, the rare cement in the water tank evenly paints in the pot hole inner wall through water course and water hole, the hydroscopicity through earth, and the heat that produces among the pile driving process, make cement dry fast, reach quick reinforced (rfd) effect, and the surface flow of rare cement accessible pot hole to pot hole bottom, make pot hole bottom earth soften, accelerate the speed of piling.

The pile driver for the construction engineering used in the step S1 comprises a base; a first sliding groove is formed in the upper surface of the base, and a brake block is arranged in the first sliding groove in a sliding mode; a first opening is formed in the brake block; the side surface of one side of the brake block is fixedly connected with a motor; a rotating shaft of the motor penetrates through the brake block, and a first gear is fixedly connected in the first opening; a gear belt is arranged on the inner wall of the first opening; the gear belt is meshed with the first gear; a second gear is arranged below the first gear; a third gear is arranged below the second gear; a fourth gear is arranged below the third gear; the second gear, the third gear and the fourth gear are all meshed with a gear belt, and the gear belt is sleeved on the surfaces of the first gear and the fourth gear together; the surface of the brake block is sleeved with a first fixing plate in a sliding manner; a second opening is formed in the first fixing plate; a fifth gear is rotationally connected in the second opening; the upper surface of the fifth gear is fixedly connected with a first conical gear; convex teeth are uniformly arranged on the left side surface of the brake block; the fifth gear is meshed with the convex teeth and is in transmission with the second gear through a belt; the belt is a styrene thermoplastic elastomer, has high elasticity and large surface friction coefficient, and ensures higher transmission power and difficult breakage; the upper surface of the first fixing plate is fixedly connected with a fixing rod; a transmission rod is arranged above the first fixing plate; the transmission rod penetrates through the fixed rod and is rotatably connected with the fixed rod; the right end of the transmission rod is fixedly connected with a second bevel gear; the second bevel gear is meshed with the first bevel gear; the left end of the transmission rod is fixedly connected with a third bevel gear; a rotating shaft is arranged on the left side of the fixed rod; the rotating shaft is rotatably connected to the upper surface of the first fixing plate, the upper end of the rotating shaft is fixedly connected with a fourth bevel gear, and the lower end of the rotating shaft is fixedly connected with a sixth gear; the third bevel gear is meshed with the fourth bevel gear; a second fixing plate is arranged below the first fixing plate; the second fixing plate is sleeved on the surface of the brake block in a sliding manner; a piling column is arranged on the left side of the brake block; the pile driving column penetrates through the first fixing plate and the second fixing plate; a toothed ring is fixedly sleeved on the surface of the piling column; the gear ring is meshed with a sixth gear; when the pile driving device is used, the motor rotates positively, the gear belt is driven to rotate through the first gear, the second gear, the third gear and the fourth gear rotate, the second gear rotates to enable the fifth gear to rotate through the belt, the fifth gear is meshed with the convex teeth and moves downwards when rotating, the first fixing plate, the second fixing plate and the pile driving column are driven to move downwards, the second fixing plate can play a fixing role and prevent the pile driving column from shaking in the downward moving process, the pile driving column is driven to rotate through meshing transmission of the gears when rotating, the pile driving column moves downwards when rotating, the ground is driven to drive the pile, the pile driving speed is accelerated, after the pile driving is completed, the motor rotates reversely, the pile driving column moves upwards when rotating reversely, and the pile driving column is effectively prevented from being clamped into soil.

Preferably, a first sliding groove is formed in the inner wall of the first opening; the back of the gear belt is fixedly connected with a first sliding block; the first sliding block is in a T-shaped design and slides in the first sliding groove; the first sliding block can play a limiting role and reduce friction force at the same time, so that the gear belt can slide more smoothly; the first sliding groove is filled with incinerated sawdust, so that the friction force between the first sliding block and the first sliding groove can be reduced; during the use, the gear area rotates, and first slider slides in first spout, and first slider can prevent effectively that the gear area from shaking when rotating, prevents to take off the tooth, can prevent simultaneously that the gear area from hitting first opening inner wall, causes gear area rupture phenomenon, and the sawdust ash after burning has the poor and lubricated effect of heat conductivity, makes first slider slide more smoothly, produces a large amount of heats when preventing first slider from sliding simultaneously, increases the life of first slider.

Preferably, the upper surface of the base is fixedly connected with two first hydraulic cylinders; the driving ends of the first hydraulic cylinders are fixedly connected to the side face of the brake block; two ends of the lower surface of the base are provided with first fixed blocks; the lower surface of the first fixed block is obliquely arranged, and the lower surface of the first fixed block is fixedly connected with a second sliding block; the second sliding block is in a T-shaped design; a second fixed block is arranged below the first fixed block; the lower end of the second fixed block is rotatably connected with a rotating wheel, and the surface of the rotating wheel is sleeved with a crawler belt; the upper surface of the second fixed block is obliquely designed, a second sliding groove is formed in the upper surface of the second fixed block, and the second sliding block slides in the second sliding groove; two ends of the bottom of the base are fixedly connected with second hydraulic cylinders; the second hydraulic cylinder is obliquely designed, and the extending end of the second hydraulic cylinder is fixedly connected to the side face of one side of the second fixed block; during the use, the pile driver gos forward, the athey wheel can make things convenient for the pile driver freely to remove on multiple complicated ground, first pneumatic cylinder can make the back-and-forth movement of pile post certain degree, when the inconvenient advance of pile driver, the first pneumatic cylinder of accessible makes the pile post remove forward, conveniently pile, when the pile driver gos forward simultaneously, can withdraw the pile post, the stability of reinforcing pile driver, prevent to turn on one's side, the steerable first fixed block of second pneumatic cylinder and the dislocation of second fixed block slide, spacing effect has, the absorbing effect has when first fixed block and second fixed block slide simultaneously, and can rise and reduce the base when sliding, it can make the pile driver be applicable to multiple unevenness's ground to rise the base, can increase the stability of pile driver during the reduction, prevent that the pile driver from taking place to turn on one's side.

Preferably, the piling column is divided into a column body and a piling head; the cylinder is hollow, and the lower end of the cylinder is provided with a third opening; the third opening is designed in an annular shape; the upper end of the pile driving head penetrates into the third opening and is fixedly connected with a first extrusion block, and the first extrusion block slides in the third opening; the upper inner wall of the third opening is fixedly connected with a second extrusion block; the first extrusion block and the second extrusion block are both designed in an annular shape; the inner wall of the column body is fixedly connected with an object bearing plate; the object bearing plate is designed in a circular shape, the lower surface of the object bearing plate is fixedly connected with an air cylinder, and the air cylinder is communicated with the third opening; the extending end of the cylinder is fixedly connected with a striking plate; the solid design of the pile driving head can enhance the strength of the pile driving head, and simultaneously, the self quality of the pile driving head can be utilized to accelerate the pile driving speed; when the pile driving device is used, the pile driving column moves downwards, the pile driving head contacts the ground and extrudes the third opening, as the pile driving column moves downwards at a high speed, the cylinder drives the pile driving plate to hit the instantaneous pile driving head to form secondary striking, meanwhile, the pile driving head can vibrate in the pile driving process, the third opening is intermittently extruded, the intermittent pile driving heads between the pile driving plates form intermittent secondary striking to accelerate the pile driving speed, soil below the pile driving head can be shaken to disperse, and smaller stones can be shaken to break, so that the pile driving is facilitated, the pile driving speed is accelerated, in addition, the pile driving head has a damping effect in the pile driving process, the damage to the pile driving head caused when the pile driving head rotates to hit hard stones is effectively prevented, and the service life of the pile driving head is prolonged.

Preferably, the first extrusion block and the second extrusion block are made of magnets, and opposite magnetic poles are opposite, so that the damping effect, the vibration frequency and the vibration amplitude of the piling head are enhanced, and the piling efficiency is accelerated; air bags are arranged on the opposite surfaces of the first extrusion block and the second extrusion block; the air bags are all designed in an annular shape; when the air bag is used, the air bag can improve the sealing property of the third opening, improve the utilization rate of gas, strengthen the secondary striking force and accelerate the piling efficiency; and the gasbag plays the cushioning effect, can prevent effectively that first extrusion piece and second extrusion piece from striking breakage, and the gasbag can increase the vibration frequency of pile head with the cooperation of second opening simultaneously for pile speed.

Preferably, the air bag is baked by fire before use, the surface of the air bag is softened and then placed into the lubricant, and the lubricant can be effectively adhered to the surface of the air bag after the air bag is solidified for use, so that the surface of the air bag is smoother, and meanwhile, the effective lubrication effect can be achieved, and the first extrusion block can slide more smoothly; during the use, the setting up of glossy gasbag and emollient has strengthened the leakproofness of third opening, improves gas utilization ratio, strengthens the secondary and strikes the dynamics, improves the frequency of vibration of driving head, can make the shock attenuation effect of driving head more show, plays good lubricated thermal-insulated effect simultaneously, reduces thermal production.

The invention has the following beneficial effects:

1. according to the building foundation tamping method, the pile driving head is matched with the pile body to intermittently extrude and release the air bag in the vibrating process, so that the telescopic bag intermittently stretches and retracts to drive the extrusion plate to swing, the soil on the inner wall of the pit is extruded and reinforced in the swinging process of the extrusion plate, when the inner wall of the pit is extruded and laminated through the extrusion plate, the thin cement in the water tank is uniformly coated on the inner wall of the pit through the water channel and the water holes, the cement is quickly dried through the water absorption of the soil and the heat generated in the pile driving process, the quick reinforcing effect is achieved, the pit is prevented from collapsing, manpower and material resources are repeatedly wasted, when the pile driving is seriously collapsed, the repeated pile driving is more complicated, and the pile driving efficiency is improved; and the thin cement can flow to the bottom of the pit through the surface of the pit, so that the soil at the bottom of the pit is softened, and the piling speed is accelerated.

2. The pile driver for the construction engineering is provided with a first gear, a second gear, a third gear, a fourth gear, a fifth gear and a belt, the first gear drives the gear belt to rotate through forward rotation of the motor, the second gear, the third gear and the fourth gear rotate, the fifth gear rotates through rotation of the second gear through the belt, the fifth gear moves downwards when rotating due to meshing of the fifth gear and the convex teeth, the pile driving column is driven to move downwards, meshing transmission of the gears drives the pile driving column to rotate, the pile driving column moves downwards while rotating, the pile driving speed is accelerated, after pile driving is finished, the motor rotates reversely, the pile driving column moves upwards while rotating reversely, and the phenomenon that the pile driving column blocks soil is effectively prevented.

3. The pile driver for the building engineering is provided with the pile driving head, the air cylinder, the second opening and the pile body, the pile driving head moves downwards through the pile driving column, contacts the ground and extrudes the third opening, the air cylinder drives the pile driving plate to hit the instantaneous pile driving head to form secondary striking, meanwhile, the pile driving head can vibrate in the pile driving process, the third opening is intermittently extruded, the pile driving head between the pile driving plates is intermittently struck to form intermittent secondary striking, the pile driving speed is accelerated, meanwhile, soil below the pile driving head can be shaken off and smaller stones can be shaken off, the pile driving is convenient, the pile driving speed is accelerated, in the pile driving process, the pile driving head has a shock absorption effect, the damage of the pile driving head caused when the pile driving head is rotated to the hard stones is effectively prevented, and the service life of the pile driving head is prolonged.

4. According to the building foundation tamping method, the pile driver for the building engineering can improve the sealing property of the third opening through the air bag, the first extrusion block and the second extrusion block, improve the gas utilization rate, strengthen the secondary striking force and accelerate the piling efficiency; and the gasbag plays the cushioning effect, can prevent effectively that first extrusion piece and second extrusion piece from striking broken, and the gasbag can increase the vibration frequency of pile head with the cooperation of second opening simultaneously for pile speed, through the like poles of the same polarity repulsion principle of magnet, strengthened the shock attenuation effect of pile head, and vibration frequency and range, accelerate pile efficiency.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a process flow diagram of the present invention;

fig. 2 is a front view of a pile driver for construction work;

fig. 3 is a top view of a pile driver for construction work;

FIG. 4 is a cross-sectional view of the piling column of FIG. 2;

FIG. 5 is a cross-sectional view A-A of FIG. 2;

FIG. 6 is a cross-sectional view of the third runner of FIG. 2;

in the figure: the hydraulic driving device comprises a base 1, a first sliding chute 11, a first hydraulic cylinder 12, a first fixed block 13, a second fixed block 14, a second sliding block 15, a third sliding chute 16, a second hydraulic cylinder 17, a brake block 2, a first opening 21, a first gear 22, a gear belt 23, a second gear 24, a third gear 25, a fourth gear 26, a second sliding chute 27, a first sliding block 28, a first fixed plate 3, a second opening 31, a fifth gear 32, a first bevel gear 33, a belt 34, a fixed rod 35, a transmission rod 36, a second bevel gear 37, a third bevel gear 38, a rotating shaft 4, a fourth bevel gear 41, a second fixed plate 42, a sixth gear 43, a pile driving column 5, a toothed ring 51, a column 52, a pile driving head 53, a third opening 54, a first extrusion block 55, a second extrusion block 56, a bearing plate 57, a striking plate 58 and an air bag 59.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 6, a method for tamping a foundation of a building, the method comprising the steps of:

The pile driver for construction engineering used in S1 includes a base 1; the upper surface of the base 1 is provided with a first sliding chute 11, and a brake block 2 is arranged in the first sliding chute 11 in a sliding manner; a first opening 21 is formed in the brake block 2; a motor is fixedly connected to one side surface of the brake block 2; a rotating shaft of the motor penetrates into the brake block 2, and a first gear 22 is fixedly connected in the first opening 21; a gear belt 23 is arranged on the inner wall of the first opening 21; the gear belt 23 is meshed with the first gear 22; a second gear 24 is arranged below the first gear 22; a third gear 25 is arranged below the second gear 24; a fourth gear 26 is arranged below the third gear 25; the second gear 24, the third gear 25 and the fourth gear 26 are all meshed with the gear belt 23, and the gear belt 23 is sleeved on the surfaces of the first gear 22 and the fourth gear 26 together; the surface of the brake block 2 is sleeved with a first fixing plate 3 in a sliding manner; a second opening 31 is formed in the first fixing plate 3; a fifth gear 32 is rotatably connected in the second opening 31; the upper surface of the fifth gear 32 is fixedly connected with a first conical gear 33; convex teeth are uniformly arranged on the left side surface of the brake block 2; the fifth gear 32 is meshed with the convex teeth, and the fifth gear 32 and the second gear 24 are driven by a belt 34; the belt 34 is a styrene thermoplastic elastomer, has high elasticity and large surface friction coefficient, and enables the transmission power to be higher and not to be easily broken; the upper surface of the first fixing plate 3 is fixedly connected with a fixing rod 35; a transmission rod 36 is arranged above the first fixing plate 3; the transmission rod 36 passes through the fixed rod 35 and is rotatably connected with the fixed rod 35; the right end of the transmission rod 36 is fixedly connected with a second bevel gear 37; the second bevel gear 37 is meshed with the first bevel gear 33; the left end of the transmission rod 36 is fixedly connected with a third bevel gear 38; a rotating shaft 4 is arranged on the left side of the fixed rod 35; the rotating shaft 4 is rotatably connected to the upper surface of the first fixing plate 3, the upper end of the rotating shaft 4 is fixedly connected with a fourth bevel gear 41, and the lower end of the rotating shaft 4 is fixedly connected with a sixth gear 43; the third bevel gear 38 is meshed with a fourth bevel gear 41; a second fixing plate 42 is arranged below the first fixing plate 3; the second fixing plate 42 is sleeved on the surface of the brake block 2 in a sliding manner; a piling column 5 is arranged on the left side of the brake block 2; the pile driving column 5 penetrates through the first fixing plate 3 and the second fixing plate 42; a toothed ring 51 is fixedly sleeved on the surface of the piling column 5; the toothed ring 51 meshes with the sixth gear 43; when the pile driving device is used, the motor rotates forwards, the gear belt 23 is driven to rotate through the first gear 22, the second gear 24, the third gear 25 and the fourth gear 26 rotate, the second gear 24 rotates, the fifth gear 32 rotates through the belt 34, due to the meshing of the fifth gear 32 and the convex teeth, the fifth gear 32 moves downwards when rotating, the first fixing plate 3, the second fixing plate 42 and the pile driving column 5 are driven to move downwards, the second fixing plate 42 can play a fixing role and prevent the pile driving column 5 from shaking in the downward moving process, when the fifth gear 32 rotates, the pile driving column 5 is driven to rotate through the meshing transmission of the gears, the pile driving column 5 moves downwards when rotating, the ground is driven to pile, the pile driving speed is accelerated, after the pile driving is completed, the motor rotates backwards, the pile driving column 5 moves upwards when rotating backwards, and the pile driving column 5 is effectively prevented from being clamped into soil.

As an embodiment of the present invention, a second sliding groove 27 is opened on the inner wall of the first opening 21; the back of the gear belt 23 is fixedly connected with a first sliding block 28; the first sliding block 28 is designed in a T shape, and the first sliding block 28 slides in the second sliding groove 27; the first sliding block 28 can play a limiting role and reduce friction force at the same time, so that the gear belt 23 can slide more smoothly; the second chute 27 is filled with incinerated sawdust, so that the friction force between the first sliding block 28 and the second chute 27 can be reduced; during the use, gear belt 23 rotates, first slider 28 slides in second spout 27, first slider 28 can prevent effectively that gear belt 23 from shaking when rotating, prevent to take off the tooth, can prevent simultaneously that gear belt 23 from hitting first opening 21 inner wall, cause gear belt 23 phenomenon of rupture, the sawdust ash after burning has the poor and lubricated effect of heat conductivity, it is more smooth to make first slider 28 slide, prevent simultaneously that first slider 28 from producing a large amount of heats when sliding, increase first slider 28's life.

As an embodiment of the present invention, the upper surface of the base 1 is fixedly connected with two first hydraulic cylinders 12; the driving ends of the first hydraulic cylinders 12 are fixedly connected to the side surface of the brake block 2; two ends of the lower surface of the base 1 are respectively provided with a first fixing block 13; the lower surface of the first fixed block 13 is obliquely arranged, and the lower surface of the first fixed block 13 is fixedly connected with a second sliding block 15; the second sliding block 15 is in a T-shaped design; a second fixed block 14 is arranged below the first fixed block 13; the lower end of the second fixed block 14 is rotatably connected with a rotating wheel, and the surface of the rotating wheel is sleeved with a crawler belt; the upper surface of the second fixed block 14 is designed to be inclined, a third sliding groove 16 is formed in the upper surface of the second fixed block 14, and the second sliding block 15 slides in the third sliding groove 16; two ends of the bottom of the base 1 are fixedly connected with second hydraulic cylinders 17; the second hydraulic cylinder 17 is obliquely designed, and the extending end of the second hydraulic cylinder 17 is fixedly connected to the side surface of one side of the second fixed block 14; during the use, the pile driver gos forward, the athey wheel can make things convenient for the pile driver freely to remove on multiple complicated ground, first pneumatic cylinder 12 can make the back-and-forth movement of pile post 5 certain degree, when the inconvenient advance of pile driver, the first pneumatic cylinder 12 of accessible makes pile post 5 forward movement, make things convenient for the pile driver, simultaneously when the pile driver gos forward, can retrieve pile post 5, the stability of reinforcing pile driver, prevent to turn on one's side, the slip of steerable first fixed block 13 of second fixed block 14 dislocation of second pneumatic cylinder 17, spacing effect has, the effect of absorbing when first fixed block 13 and the slip of second fixed block 14 simultaneously, and can rise during the slip and reduce base 1, rising base 1 can make the pile driver be applicable to multiple unevenness's ground, can increase the stability of pile driver when reducing, prevent that the pile driver from taking place to turn on one's side.

As an embodiment of the present invention, the pile driving column 5 is divided into two parts, namely a column body 52 and a pile driving head 53; the column 52 is hollow, and a third opening 54 is formed at the lower end of the column 52; the third opening 54 is designed annularly; the upper end of the pile driving head 53 penetrates into the third opening 54 and is fixedly connected with a first extrusion block 55, and the first extrusion block 55 slides in the third opening 54; the upper inner wall of the third opening 54 is fixedly connected with a second extrusion block 56; the first extrusion block 55 and the second extrusion block 56 are both designed annularly; the inner wall of the column 52 is fixedly connected with an object bearing plate 57; the object bearing plate 57 is designed in a circular shape, and the lower surface of the object bearing plate 57 is fixedly connected with an air cylinder which is communicated with the third opening 54; the extending end of the cylinder is fixedly connected with a striking plate 58; the solid design of the pile driving head 53 can enhance the strength of the pile driving head 53, and the pile driving speed can be increased by utilizing the self-quality of the pile driving head 53; when the pile driving device is used, the pile driving column 5 moves downwards, the pile driving head 53 contacts the ground and extrudes the third opening 54, the cylinder drives the striking plate 58 to hit the instantaneous pile driving head 53 to form secondary striking because the pile driving column 5 moves downwards at a high speed, meanwhile, the pile driving head 53 can vibrate in the pile driving process, and the third opening 54 is intermittently extruded to enable the striking plate 58 to intermittently strike the pile driving head 53 to form intermittent secondary striking, so that the pile driving speed is increased, soil below the pile driving head 53 can be shaken off, and smaller stones can be shaken off, so that convenience is brought to the pile driving speed, the pile driving speed is increased, in the pile driving process, the pile driving head 53 has a damping effect, the pile driving head 53 is effectively prevented from being damaged when the pile driving head 53 is rotated to be hard, and the service life of the pile driving head 53 is prolonged.

As an embodiment of the present invention, the first pressing block 55 and the second pressing block 56 are made of magnets, and opposite magnetic poles are opposite, so that the damping effect of the piling head 53 is enhanced, and the frequency and amplitude of vibration are increased, thereby increasing the piling efficiency; air bags 59 are arranged on the opposite surfaces of the first extrusion block 55 and the second extrusion block 56; the air bags 59 are all designed in an annular shape; when in use, the air bag 59 can improve the sealing performance of the third opening 54, improve the utilization rate of gas, strengthen the secondary striking force and accelerate the piling efficiency; the air bag 59 plays a role in buffering, the first extrusion block 55 and the second extrusion block 56 can be effectively prevented from being crushed by collision, and meanwhile, the air bag 59 can be matched with the second opening 31 to increase the vibration frequency of the pile driving head 53 and accelerate the pile driving speed.

As an embodiment of the present invention, the air bag 59 is baked before use, so that the surface of the air bag is softened and then put into the lubricant, and after the air bag is solidified, the lubricant can be effectively adhered to the surface of the air bag 59, so that the surface of the air bag 59 can be smoother and can play an effective lubricating role, and the first extrusion block 55 can slide more smoothly; during the use, the leakproofness of third opening 54 has been strengthened to the setting of glossy gasbag 59 and emollient, improves gas utilization ratio, strengthens the secondary and strikes the dynamics, improves pile driving head 53's frequency of vibration, can make pile driving head 53's shock attenuation effect more show, plays good lubricated thermal-insulated effect simultaneously, reduces thermal production.

When the pile driving device is used, the motor rotates forwards, the gear belt 23 is driven to rotate through the first gear 22, the second gear 24, the third gear 25 and the fourth gear 26 rotate, the second gear 24 rotates, the fifth gear 32 rotates through the belt 34, the fifth gear 32 rotates to move downwards due to the meshing of the fifth gear 32 and the convex teeth, the first fixing plate 3, the second fixing plate 42 and the pile driving column 5 are driven to move downwards, the second fixing plate 42 can play a fixing role and prevent the pile driving column 5 from shaking in the downward moving process, when the fifth gear 32 rotates, the pile driving column 5 is driven to rotate through the meshing transmission of the gears, the pile driving column 5 moves downwards at the same time of rotating, the pile driving speed is increased, the pile driving column 5 moves downwards, the third opening 54 is pressed, and due to the higher downward moving speed of the pile driving column 5, the cylinder drives the striking plate 58 to hit the pile driving head 53 instantly to form secondary striking, meanwhile, the pile driving head 53 can generate vibration in the pile driving process, the third opening 54 is intermittently extruded to enable the pile driving plate 58 to intermittently impact the pile driving head 53 to form intermittent secondary striking, the pile driving speed is accelerated, soil below the pile driving head 53 can be shaken to be scattered, smaller stones can be shaken to be broken, the pile driving speed is accelerated, in addition, in the pile driving process, the pile driving head 53 has the damping effect, the damage to the pile driving head 53 caused when the pile driving head 53 rotates to strike the hard stones is effectively prevented, the service life of the pile driving head 53 is prolonged, in the vibration process of the pile driving head, the pile driving head is matched with a pile body to intermittently extrude and release the air bag, the expansion bag intermittently expands and contracts to drive the extrusion plate to swing, in the swinging process of the extrusion plate, the soil on the inner wall of the pit is extruded and reinforced, when the extrusion plate is attached to and extruded to the inner wall of the pit, thin cement in the water tank is evenly coated on the inner wall of the pit through a water, through the hydroscopicity of earth, and the heat that produces of pile in-process, make cement fast drying, reach quick reinforced (rfd) effect, and thin cement accessible pot hole surface flow to pot hole bottom makes pot hole bottom earth soften for pile speed, pile completion back, the motor reversal moves up when pile post 5 reverses, effectively prevents the phenomenon of 5 block earth of pile post.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A building foundation tamping method is characterized in that: the method comprises the following steps:

s1: the surface of a pile driving column of the pile driver for the construction engineering is provided with a groove, an extrusion plate is arranged in the groove, the arc surface of the extrusion plate is designed, and one end of the extrusion plate, which rotates along the positive direction of the pile driving column, is attached to the surface of the pile driving column and is connected through a hinge;

s2: uniformly arranged telescopic bags are fixedly connected between the extrusion plate and the surface of the pile driving column in the S1, and an air bag is arranged between the pile body and the pile driving head of the pile driver for the construction engineering and is communicated with the telescopic bags;

s3: a water channel is formed in the extrusion plate in S1, water holes communicated with the water channel are uniformly formed in the surface of the extrusion plate, a water tank is fixedly connected to the inner wall of a pile driving column of the pile driver for the construction engineering, dilute cement is filled in the water tank, and the water tank is communicated with the water channel;

wherein, the pile driver for construction engineering used in S1 comprises a base (1); a first sliding groove (11) is formed in the upper surface of the base (1), and a brake block (2) is arranged in the first sliding groove (11) in a sliding mode; a first opening (21) is formed in the brake block (2); a motor is fixedly connected to one side surface of the brake block (2); a rotating shaft of the motor penetrates into a brake block (2) and is fixedly connected with a first gear (22) in a first opening (21); a gear belt (23) is arranged on the inner wall of the first opening (21); the gear belt (23) is meshed with the first gear (22); a second gear (24) is arranged below the first gear (22); a third gear (25) is arranged below the second gear (24); a fourth gear (26) is arranged below the third gear (25); the second gear (24), the third gear (25) and the fourth gear (26) are all meshed with the gear belt (23), and the gear belt (23) is sleeved on the surfaces of the first gear (22) and the fourth gear (26) together; the surface of the brake block (2) is sleeved with a first fixing plate (3) in a sliding manner; a second opening (31) is formed in the first fixing plate (3); a fifth gear (32) is rotationally connected in the second opening (31); the upper surface of the fifth gear (32) is fixedly connected with a first conical gear (33); convex teeth are uniformly arranged on the left side surface of the brake block (2); the fifth gear (32) is meshed with the convex teeth, and the fifth gear (32) and the second gear (24) are driven by a belt (34); the belt (34) is a styrene thermoplastic elastomer, has high elasticity and large surface friction coefficient, and enables the transmission power to be higher and not to be easily broken; the upper surface of the first fixing plate (3) is fixedly connected with a fixing rod (35); a transmission rod (36) is arranged above the first fixing plate (3); the transmission rod (36) penetrates through the fixing rod (35) and is rotatably connected with the fixing rod (35); the right end of the transmission rod (36) is fixedly connected with a second bevel gear (37); the second bevel gear (37) is meshed with the first bevel gear (33); the left end of the transmission rod (36) is fixedly connected with a third bevel gear (38); a rotating shaft (4) is arranged on the left side of the fixed rod (35); the rotating shaft (4) is rotatably connected to the upper surface of the first fixing plate (3), the upper end of the rotating shaft (4) is fixedly connected with a fourth bevel gear (41), and the lower end of the rotating shaft is fixedly connected with a sixth gear (43); the third bevel gear (38) is meshed with a fourth bevel gear (41); a second fixing plate (42) is arranged below the first fixing plate (3); the second fixing plate (42) is sleeved on the surface of the brake block (2) in a sliding manner; a piling column (5) is arranged on the left side of the brake block (2); the pile driving column (5) penetrates through the first fixing plate (3) and the second fixing plate (42); a toothed ring (51) is fixedly sleeved on the surface of the piling column (5); the gear ring (51) is meshed with a sixth gear (43); the motor rotates positively, the gear belt (23) is driven to rotate through the first gear (22), the second gear (24), the third gear (25) and the fourth gear (26) are enabled to rotate, the fifth gear (32) is enabled to rotate through the belt (34), the pile driving column (5) moves downwards under the action of the first fixing plate (3) and the second fixing plate (42) through meshing of the fifth gear (32) and the convex teeth, meanwhile, the fifth gear (32) rotates to drive the pile driving column (5) to rotate, the pile driving column (5) moves downwards while rotating, pile driving is conducted on the ground, after pile driving is completed, the motor is controlled to rotate reversely, the pile driving column (5) moves upwards while rotating reversely, and the pile driving column (5) is effectively prevented from being clamped into soil.

2. The method for tamping a building foundation according to claim 1, wherein: a second sliding chute (27) is formed in the inner wall of the first opening (21); the back of the gear belt (23) is fixedly connected with a first sliding block (28); the first sliding block (28) is in a T-shaped design, and the first sliding block (28) slides in the second sliding groove (27); the first sliding block (28) can play a limiting role and reduce friction force at the same time, so that the gear belt (23) can slide more smoothly; the second sliding groove (27) is filled with incinerated sawdust, so that the friction force between the first sliding block (28) and the second sliding groove (27) can be reduced, a large amount of heat is prevented from being generated when the first sliding block (28) slides, and the service life of the first sliding block (28) is prolonged.

3. The method for tamping a building foundation according to claim 1, wherein: the upper surface of the base (1) is fixedly connected with two first hydraulic cylinders (12); the driving ends of the first hydraulic cylinders (12) are fixedly connected to the side surface of the brake block (2); two ends of the lower surface of the base (1) are respectively provided with a first fixed block (13); the lower surface of the first fixed block (13) is obliquely arranged, and the lower surface of the first fixed block (13) is fixedly connected with a second sliding block (15); the second slide block (15) is of T-shaped design; a second fixed block (14) is arranged below the first fixed block (13); the lower end of the second fixed block (14) is rotatably connected with a rotating wheel, and the surface of the rotating wheel is sleeved with a crawler; the upper surface of the second fixed block (14) is designed to be inclined, a third sliding groove (16) is formed in the upper surface of the second fixed block (14), and the second sliding block (15) slides in the third sliding groove (16); two ends of the bottom of the base (1) are fixedly connected with second hydraulic cylinders (17); the second hydraulic cylinder (17) is obliquely designed, and the extending end of the second hydraulic cylinder (17) is fixedly connected to the side face of one side of the second fixed block (14); the athey wheel can make things convenient for the pile driver freely to remove on multiple complicated ground, first pneumatic cylinder (12) make pile driving post (5) back-and-forth movement, the slip of steerable first fixed block (13) of second fixed block (14) dislocation of second pneumatic cylinder (17), spacing effect has, the absorbing effect has when first fixed block (13) and second fixed block (14) slip simultaneously, and can rise and reduce base (1) when sliding, it can make pile driver be applicable to multiple unevenness's ground to rise base (1), can increase pile driver's stability when reducing, prevent that pile driver from taking place to turn on one's side.

4. The method for tamping a building foundation according to claim 1, wherein: the pile driving column (5) is divided into a column body (52) and a pile driving head (53); the column body (52) is hollow, and a third opening (54) is formed in the lower end of the column body (52); the third opening (54) is of annular design; the upper end of the pile driving head (53) penetrates into the third opening (54) and is fixedly connected with a first extrusion block (55), and the first extrusion block (55) slides in the third opening (54); the inner wall of the third opening (54) is fixedly connected with a second extrusion block (56); the first extrusion block (55) and the second extrusion block (56) are both designed annularly; the inner wall of the column body (52) is fixedly connected with an object bearing plate (57); the object bearing plate (57) is designed in a circular shape, and the lower surface of the object bearing plate (57) is fixedly connected with an air cylinder which is communicated with the third opening (54); the extending end of the cylinder is fixedly connected with a striking plate (58); the solid design of the pile driving head (53) can enhance the strength of the pile driving head (53), and meanwhile, the pile driving speed can be accelerated by utilizing the self quality of the pile driving head (53); when the pile driving column (5) moves downwards, the pile driving head (53) is in contact with the ground, the third opening (54) is extruded, the cylinder drives the pile driving plate (58) to hit and drive the pile driving head (53), secondary striking is formed, meanwhile, the pile driving head (53) vibrates in the pile driving process, the pile driving plate (58) intermittently strikes and drives the pile driving head (53), and when intermittent secondary striking is formed, soil below the pile driving head (53) can be scattered in a vibrating mode, the pile driving speed is accelerated, in addition, the pile driving head (53) has a damping effect, the pile driving head (53) is effectively prevented from being damaged when the pile driving head (53) is rotated to strike hard stones, and the service life of the pile driving head (53) is prolonged.

5. The method for tamping a building foundation according to claim 4, wherein: the first extrusion block (55) and the second extrusion block (56) are made of magnets, and opposite magnetic poles are opposite, so that the damping effect, the vibration frequency and the vibration amplitude of the piling head (53) are enhanced, and the piling efficiency is accelerated; air bags (59) are arranged on the opposite surfaces of the first extrusion block (55) and the second extrusion block (56); the air bags (59) are all designed in an annular shape, so that the sealing performance of the third opening (54) is improved, the gas utilization rate is improved, the secondary striking force is enhanced, and the piling efficiency is accelerated; and the air bag (59) plays a role in buffering, so that the first extrusion block (55) and the second extrusion block (56) can be effectively prevented from being crushed by collision.

6. The method for tamping a building foundation according to claim 5, wherein: gasbag (59) is baked through the fire before using, put into emollient after making the surface softening, use after treating the solidification, can make the effective adhesion gasbag (59) surface of emollient, can play effectual lubrication action when making gasbag (59) surface more smooth, it is more smooth to make first extrusion piece (55) slide, the leakproofness of third opening (54) has been strengthened in setting up of glossy gasbag (59) and emollient simultaneously, improve gas utilization rate, strengthen the secondary dynamics of striking, improve the frequency of vibration of driving head (53), can make the shock attenuation effect of driving head (53) more showing simultaneously.