CN210264507U

CN210264507U - Strong hole forming and pile forming integrated drilling machine suitable for hole bottom impact rotary spraying construction method

Info

Publication number: CN210264507U
Application number: CN201920931824.9U
Authority: CN
Inventors: 朱蓉洁
Original assignee: Jiangsu Wuxi Mineral Exploration Machinery General Factory Co Ltd
Current assignee: Jiangsu Wuxi Mineral Exploration Machinery General Factory Co Ltd
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-04-07
Anticipated expiration: 2029-06-19

Abstract

The utility model relates to a powerful pore-forming becomes integrative rig of stake suitable for hole bottom impact spouts worker's method soon, including the track chassis, set up on the track chassis and connect the bridge, connect and set up the carousel on the bridge, install the frame on the carousel, frame both sides installation landing leg, frame installation balladeur train sets up on the balladeur train and impels the frame, impels to move on the frame and sets up the unit head, installs shock attenuation core pipe in the unit head. The utility model discloses shock attenuation core pipe is provided with three channel structure, is large-traffic compressed air passageway respectively for drive down-the-hole impacter when drilling, the brute force pierces through complicated stratum, and two sets of passageways are the compressed air passageway and the central high-pressure thick liquid passageway of low discharge respectively in addition, are used for spouting soon and form gas bag thick liquid high-pressure jet when promoting the operation, and the cutting stratum finally spouts soon and becomes the stake. The large torque and the large propelling force of the drilling machine provide the capability of strong drilling, the triple core tube structure of the drilling machine realizes the requirement of rotary spraying operation without changing a drilling tool, and finally realizes the integrated function of strong hole forming and pile forming.

Description

Strong hole forming and pile forming integrated drilling machine suitable for hole bottom impact rotary spraying construction method

Technical Field

The utility model belongs to the technical field of ground construction machinery equipment, a powerful pore-forming becomes integrative rig of stake suitable for hole bottom impact jet grouting worker's method is related to.

Background

With the further definition of ecological environment protection and underground water protection requirements, the disturbance influence of rock-soil construction on the above-ground and underground environment must be strictly controlled, and the adaptability of the rock-soil construction to environmental protection should be synchronously ensured by corresponding technical upgrading of traditional construction processes and equipment. At present, the big power head torque of the rotary spraying drilling machine is small mostly, the lifting force is also small, the hole guiding requirement before the rotary spraying construction can not be met, a large-power hole guiding drilling machine is often additionally added for drilling in advance, repeated construction of the same station is caused, the working efficiency is low, secondary damage can be caused to the environment of a construction site, and precipitation technological measures in the construction process can lead to blind pumping drainage and loss of underground water, so that other geological hidden dangers are further caused.

In a traditional pilot hole drilling machine or a rotary jet drilling machine, when a power head works under high load, a gear system is lack of lubrication, the rotating speed of the drilling machine is lack of real-time monitoring, the power of a propulsion frame is weak, the requirement of powerful propulsion cannot be met, and the moving speed cannot be monitored in real time.

Disclosure of Invention

An object of the utility model is to provide a powerful pore-forming becomes stake integrative rig suitable for hole bottom is strikeed and is spouted worker's method soon, through its self powerful performance in addition special design's unit head core tube structure, can solve drilling in complicated stratum and spout the construction once and accomplish soon, the rig unit head provides enough big moment of torsion, the rig impels the frame to provide enough big promotion propulsive force, and the output torque of rig with promote the propulsion speed homoenergetic real time monitoring.

According to the utility model provides a technical scheme: the utility model provides a powerful pore-forming becomes stake integrative rig suitable for hole bottom impact spouts worker method soon, includes the track chassis, set up the connecting bridge on the track chassis, set up the carousel on the connecting bridge, install the frame on the carousel, frame both sides installation landing leg, install the balladeur train on the frame, set up on the balladeur train and impel the frame, impel to move on the frame and set up the unit head, install the shock attenuation core pipe in the unit head, shock attenuation core pipe one end installation drilling tool, the shunt is installed to the shock attenuation core pipe other end, impel the frame bottom and set up the holder.

As a further improvement of the utility model, it includes the propulsion support body to impel the frame, it sets up top drive wheel subassembly to impel support body one end, it sets up bottom tensioning roller components to impel the support body other end.

The top driving wheel assembly is connected with the bottom tensioning roller assembly through a roller chain.

Bottom tensioning roller components includes the clamping ring, the clamping ring is fixed to be set up advance in the support body, the butter cylinder body is connected to clamping ring one side, it has the butter pore to open in the butter cylinder body, butter pore one end intercommunication piston pipeline, butter pore other end intercommunication oiling check valve, it sets up the piston rod to slide in the piston pipeline, the take-up pulley support body is connected to piston rod one end, rotate in the take-up pulley support body and set up driven sprocket, take-up pulley support body periphery sets up the slider, the slider slides and sets up advance in the support body. As a further improvement, the butter cylinder body one side is equipped with keeps off the ring, keep off the ring with set up buffer spring between the clamping ring.

As a further improvement, the top drive wheel assembly includes a drive wheel support, the drive wheel support is fixed to be set up in advancing the support body, rotate among the drive wheel support and set up drive sprocket, drive motor is connected through the speed reducer in the drive sprocket both ends.

As a further improvement of the utility model, a speed measuring follow-up wheel component is arranged between the top driving wheel component and the bottom tensioning roller component; the speed measuring follow-up wheel set comprises a speed measuring follow-up chain wheel, and an encoder is arranged on one side of the speed measuring follow-up chain wheel.

As a further improvement, the unit head includes the unit head box, the unit head box middle part rotates and sets up the bull gear axle, bull gear axle middle part periphery sets up the gear wheel, the bull gear axle sets up the motor connecting axle all around, motor connecting axle middle part periphery sets up the pinion, the pinion with gear wheel intermeshing, unit head box terminal surface sets up driving motor, driving motor with the motor connecting axle is connected.

As a further improvement of the present invention, the motor connecting shaft includes a first motor connecting shaft, an encoder connecting shaft is disposed below the first motor connecting shaft, and an encoder is disposed below the encoder connecting shaft; a lubricating component is arranged on the power head box body; the motor connecting shaft comprises a second motor connecting shaft; the lubricating assembly comprises a gear pump connecting shaft, the gear pump connecting shaft is arranged below the second motor connecting shaft, the lubricating gear pump is connected below the gear pump connecting shaft, an oil outlet is connected to the input end of the lubricating gear pump, the oil outlet is located in the lower portion of the power head box body, an oil inlet is connected to the output end of the lubricating gear pump, and the oil inlet is located in the upper portion of the power head box body.

As a further improvement of the present invention, the damping core tube includes a high-pressure core tube upper joint, an upper high-pressure channel is provided in the high-pressure core tube upper joint, a lower end of the high-pressure core tube upper joint is connected to an upper end of the high-pressure core tube through a sealing ring in a sealing manner, a middle high-pressure channel is provided in the high-pressure core tube, a lower end of the high-pressure core tube is connected to a lower end of the high-pressure core tube through a sealing ring in a sealing manner, a lower high-pressure channel is provided in the lower end of the high-pressure core tube, an upper end of the high-pressure core;

the outer side of the upper joint of the high-pressure core pipe is provided with an upper joint of an inner air passage, the lower end of the upper joint of the inner air passage is connected with the upper end of a core pipe of the inner air passage through threads, the lower end of the core pipe of the inner air passage is connected with a lower joint of the inner air passage through threads, the upper joint of the high-pressure core pipe is provided with an upper circumferentially uniformly distributed air passage, the high-pressure core pipe is provided with a middle circumferentially uniformly distributed air passage, the lower joint of the high-pressure core pipe is provided with a lower circumferentially uniformly distributed air passage, the upper end of the middle circumferentially uniformly;

the outer side of the upper joint of the inner air passage is provided with an upper joint of the outer air passage, the lower end of the upper joint of the outer air passage is connected with the upper end of a supporting sleeve through a sealing ring, the lower end of the supporting sleeve is connected with a lower joint of the outer air passage through a sealing ring, the supporting sleeve is positioned on the periphery of a core tube of the inner air passage, the lower joint of the outer air passage is positioned on the periphery of the lower joint of the inner air passage, the upper joint of the inner air passage is provided with an air passage which is circumferentially and uniformly distributed outwards, the outer air passage is arranged between the supporting sleeve and the core tube of the inner air passage, the lower joint of the inner air passage is provided with an air passage which is circumferentially and uniformly distributed outwards;

the outer gas duct top connection outside sets up the mount pad, set up threaded connection portion in going up the mount pad, the outer gas duct lower clutch outside sets up down the mount pad, set up threaded connection portion down in the mount pad.

As a further improvement of the utility model, the upper mounting seat upper end sets up the top board, go up the mount pad with set up rubber gasket between the top board.

As a further improvement, the lower end of the lower mounting seat is provided with a lower pressing plate, and the lower mounting seat is provided with a lower damping rubber pad between the lower pressing plates.

Compared with the prior art, the utility model, have following advantage:

the power of the propulsion frame of the utility model is provided from a double-motor speed reducer at the top, drives a plurality of rows of chain wheels to drag a chain, finally drags a planker device and a power head arranged on the planker device, and provides equal traction force up and down; the power of the power head is from 4 groups of hydraulic motors to drive the small gear, further drives the central large gear to drive the core pipe to rotate, and the power head is provided with an automatic lubricating mechanism to improve the working condition of the gear system under high load; meanwhile, a rotating speed encoder is synchronously additionally arranged at the end part of the other pinion, and a rotating speed signal is output to a host control panel; the damping core pipe is provided with three channel structures which are respectively a large-flow compressed air channel and are used for driving a down-the-hole impactor during drilling to powerfully penetrate complex strata, and the other two channels are respectively a small-flow compressed air channel and a central high-pressure slurry channel and are used for forming air-coated slurry high-pressure jet flow during rotary jet lifting operation and cutting the strata to finally form a rotary jet pile. The large torque and the large propelling force of the drilling machine provide the capability of strong drilling, the triple core tube structure of the drilling machine realizes the requirement of rotary spraying operation without changing a drilling tool, and finally realizes the integrated function of strong hole forming and pile forming.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the propulsion frame of the present invention.

Fig. 3 is a schematic top view of fig. 2.

Fig. 4 is a schematic structural view of the top driving wheel assembly of the present invention.

Fig. 5 is a schematic structural diagram of the bottom tension roller assembly of the present invention.

Fig. 6 is the structure diagram of the speed measuring guiding wheel set of the present invention.

Fig. 7 is a schematic structural diagram of the power head of the present invention.

Fig. 8 is a schematic top view of the structure of fig. 7.

Fig. 9 is a schematic structural view of the damper core tube according to the present invention.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

In the figure 1, the device comprises a crawler chassis 1, a connecting bridge 2, a turntable 3, a sliding frame 4, a propelling frame 5, a propelling frame body 5-1, a driving wheel support 5-2, a driving chain wheel 5-3, a driving motor 5-4, a compression ring 5-5, a butter cylinder body 5-6, a baffle ring 5-6-1, a butter hole 5-6-2, a piston pipeline 5-6-3, a piston rod 5-7, a roller chain 5-8, a tensioning wheel frame body 5-9, a driven chain wheel 5-10, a sliding block 5-11, a buffer spring 5-12, a speed measuring follow-up chain wheel 5-13, an encoder 5-14, an oil injection one-way valve 5-15, a power head 6, a power head box body 6-1, a bull gear shaft 6-2, a bull gear 6-3, a motor connecting shaft 6-4, 6-5 parts of pinion, 6-6 parts of power head driving motor, 6-7 parts of encoder connecting shaft, 6-8 parts of power head encoder, 6-9 parts of gear pump connecting shaft, 6-10 parts of lubricating gear pump, 6-11 parts of oil outlet, 6-12 parts of oil inlet, 6-13 parts of oil level observation window, 7-1 parts of shock absorption core pipe, 7-1 parts of high-pressure core pipe upper connector, 7-2 parts of high-pressure core pipe, 7-3 parts of high-pressure core pipe lower connector, 7-4 parts of inner air passage upper connector, 7-5 parts of inner air passage core pipe, 7-6 parts of inner air passage lower connector, 7-7 parts of air passages uniformly distributed in circumferential direction on upper portion, 7-8 parts of air passages uniformly distributed in circumferential direction on middle portion, 7-9 parts of air passages uniformly distributed in circumferential direction on lower portion, 7-10 parts of, 7-14 parts of middle and outer air passages, 7-15 parts of outer and lower circumferential uniform air passages, 7-16 parts of upper mounting seats, 7-17 parts of lower mounting seats, 7-18 parts of upper pressing plates, 7-19 parts of upper shock-absorbing rubber pads, 7-20 parts of lower pressing plates, 7-21 parts of lower shock-absorbing rubber pads, a frame 8, support legs 9, a holder 10 and the like.

As shown in figure 1, the utility model relates to a powerful pore-forming becomes integrative rig of stake suitable for hole bottom impact spouts worker's method soon, including track chassis 1, set up on the track chassis 1 and connect bridge 2, set up carousel 3 on connecting bridge 2, install frame 8 on the carousel 3, frame 8 both sides installation landing leg 9, installation balladeur train 4 on the frame 8, set up on the balladeur train 4 and impel frame 5, impel to move on the frame 5 and set up unit head 6, installation shock attenuation core pipe 7 in the unit head 6, shock attenuation core pipe 7 one end installation drilling tool, other end installation shunt. The bottom end of the propelling frame 5 is provided with a clamper 10.

As shown in FIG. 2, the propelling frame 5 comprises a propelling frame body 5-1, a top driving wheel assembly is arranged at one end of the propelling frame body 5-1, and a bottom tensioning roller assembly is arranged at the other end of the propelling frame body 5-1. The top drive wheel assembly is connected with the bottom tension roller assembly through a roller chain 5-8.

As shown in FIG. 4, the top driving wheel assembly comprises a driving wheel support 5-2, the driving wheel support 5-2 is fixedly arranged in the propulsion frame body 5-1, a driving chain wheel 5-3 is rotatably arranged in the driving wheel support 5-2 through a bearing, and two ends of the driving chain wheel 5-3 are connected with a driving motor 5-4 through a speed reducer.

As shown in figure 5, the bottom tensioning roller assembly comprises a compression ring 5-5, the compression ring 5-5 is fixedly arranged in a propulsion frame body 5-1, one side of the compression ring 5-5 is connected with a butter cylinder body 5-6, one side of the butter cylinder body 5-6 is provided with a baffle ring 5-6-1, a butter duct 5-6-2 is arranged in the butter cylinder body 5-6, one end of the butter duct 5-6-2 is communicated with a piston pipeline 5-6-3, the other end of the butter duct 5-6-2 is communicated with an oiling one-way valve 5-15, a piston rod 5-7 is arranged in the piston pipeline 5-6-3 in a sliding manner, one end of the piston rod 5-7 is connected with a tensioning wheel frame body 5-9, and a driven sprocket 5-10 is arranged, the periphery of the tensioning wheel frame body 5-9 is provided with a slide block 5-11, and the slide block 5-11 is arranged in the pushing frame body 5-1 in a sliding manner.

In order to buffer the impact on the driven chain wheel 5-10, a buffer spring 5-12 is arranged between the baffle ring 5-6-1 and the compression ring 5-5.

In order to monitor the moving speed of the roller chains 5-8 in the propelling frame in real time, a speed measuring follow-up wheel assembly is arranged between the top driving wheel assembly and the bottom tensioning roller assembly.

As shown in fig. 6, the speed measurement follow-up wheel set comprises speed measurement follow-up chain wheels 5-13, and encoders 5-14 are arranged on one sides of the speed measurement follow-up chain wheels 5-13.

As shown in fig. 7-8, the power head 6 includes a power head case 6-1, a bull gear shaft 6-2 is rotatably disposed in the middle of the power head case 6-1 through a bearing, a bull gear 6-3 is disposed on the periphery of the middle of the bull gear shaft 6-2, a plurality of motor connecting shafts 6-4 are disposed around the bull gear shaft 6-2, and the number of the motor connecting shafts 6-4 is 4 in this embodiment, and the motor connecting shafts are uniformly distributed around the bull gear shaft 6-2. The periphery of the middle part of the motor connecting shaft 6-4 is provided with a small gear 6-5, and the small gear 6-5 is meshed with the big gear 6-3. The end surface of the power head box body 6-1 is provided with a power head driving motor 6-6, and the power head driving motor 6-6 is connected with a motor connecting shaft 6-4.

The motor connecting shaft 6-4 includes a first motor connecting shaft 6-4-1 and a second motor connecting shaft 6-4-2.

An encoder connecting shaft 6-7 is arranged below the first motor connecting shaft 6-4-1, and a power head encoder 6-8 is arranged below the encoder connecting shaft 6-7. The power head encoders 6-8 output the rotating speed signals to the host control panel.

In order to improve the working condition of the gear system under high load, a lubricating assembly is arranged on the power head box body 6-1 and comprises a gear pump connecting shaft 6-9, the gear pump connecting shaft 6-9 is arranged below the second motor connecting shaft 6-4-2, a lubricating gear pump 6-10 is arranged below the gear pump connecting shaft 6-9, the input end of the lubricating gear pump 6-10 is connected with an oil outlet 6-11, the oil outlet 6-11 is positioned at the lower part of the power head box body 6-1, the output end of the lubricating gear pump 6-10 is connected with an oil inlet 6-12, the oil inlet 6-12 is positioned at the upper part of the power head box body 6-1, and one side of the motor connecting shaft 6-.

In order to facilitate the liquid level of lubricating oil in the power head box body 6-1, an oil level observation window 6-13 is arranged on the power head box body 6-1.

As shown in FIG. 9, the damping core tube 7 comprises an upper joint 7-1 of the high-pressure core tube, an upper high-pressure channel is arranged in the upper joint 7-1 of the high-pressure core tube, the lower end of the upper joint 7-1 of the high-pressure core tube is connected with the upper end of the high-pressure core tube 7-2 in a sealing manner through a sealing ring, a middle high-pressure channel is arranged in the high-pressure core tube 7-2, the lower end of the high-pressure core tube 7-2 is connected with a lower joint 7-3 of the high-pressure core tube in a sealing manner through a sealing ring, a lower high-pressure channel is arranged in the lower joint 7-3 of the high-pressure core tube.

An upper connector 7-4 of an inner air passage is arranged on the outer side of an upper connector 7-1 of the high-pressure core pipe, the lower end of the upper connector 7-4 of the inner air passage is connected with the upper end of a core pipe 7-5 of the inner air passage through threads, the lower end of the core pipe 7-5 of the inner air passage is connected with a lower connector 7-6 of the inner air passage through threads, the upper connector 7-1 of the high-pressure core pipe is provided with an upper circumferentially uniformly distributed air passage 7-7, a middle circumferentially uniformly distributed air passage 7-8 is arranged on the high-pressure core pipe 7-2, a lower circumferentially uniformly distributed air passage 7-9 is arranged on the lower connector 7-3 of the high-pressure core pipe, the upper end of the middle circumferentially uniformly distributed air.

An outer air duct upper joint 7-10 is arranged on the outer side of an inner air duct upper joint 7-4, the lower end of the outer air duct upper joint 7-10 is connected with the upper end of a support sleeve 7-11 through a sealing ring, the lower end of the support sleeve 7-11 is connected with an outer air duct lower joint 7-12 through a sealing ring, the support sleeve 7-11 is positioned on the periphery of an inner air duct core pipe 7-5, the outer air duct lower joint 7-12 is positioned on the periphery of an inner air duct lower joint 7-6, the inner air duct upper joint 7-4 is provided with air ducts 7-13 which are uniformly distributed in the outer circumferential direction, an outer air duct 7-14 is arranged between the support sleeve 7-11 and the inner air duct core pipe 7-5, the inner air duct lower joint 7-6 is provided with air ducts 7-15 which are uniformly distributed in the outer circumferential direction, the upper end of the air duct 7, forming an outer air passage.

An upper mounting seat 7-16 is arranged on the outer side of the upper joint 7-10 of the outer air duct, and a circumferential mounting hole is formed in the upper mounting seat 7-16 and used for connecting the upper end of a gear shaft in a power head. And a lower mounting seat 7-17 is arranged on the outer side of the outer air duct lower joint 7-12, and a circumferential mounting hole is formed in the lower mounting seat 7-17 and used for connecting the lower end of a gear shaft in the power head.

The upper ends of the upper installation bases 7-16 are provided with circumferential installation screw holes for installing the upper pressing plates 7-18, and upper shock-absorbing rubber pads 7-19 are arranged between the upper installation bases 7-16 and the upper pressing plates 7-18 in order to buffer the vibration of the drilling tool during working.

The lower end of the lower mounting seat 7-17 is provided with a circumferential mounting screw hole for mounting the lower pressing plate 7-20, and a lower shock-absorbing rubber pad 7-21 is arranged between the lower mounting seat 7-17 and the lower pressing plate 7-20 in order to buffer the vibration of the drilling tool during working.

The working process of the utility model is as follows:

the crawler chassis 1 drives the drilling machine to move to a position needing drilling, the turntable 3 drives the rack 8 to rotate to a proper angle, the supporting rack 8 is kept stable after the supporting legs 9 descend, the sliding frame 4 pushes the pushing frame 5 to be vertical, the clamping device 10 installs the drilling tool to the lower end of the shock absorption core pipe 7, the drilling tool is driven by the power head to realize rotation action through the core pipe, feeding action is realized under the pushing of the pushing frame 5, and drilling construction is further realized.

Grease is injected into a grease hole channel 5-6-2 in a grease cylinder body 5-6 from a grease injection one-way valve 5-15, and under the sealing action of the one-way valve, the grease pushes a piston rod 5-7 to push a tension pulley frame body 5-9 outwards, so that a driven chain wheel 5-10 tensions a roller chain 5-8.

The driving motors 5-4 on the two sides of the top drive the speed reducer to provide driving force, and drive the chain wheel to rotate, so as to further drive the roller chains 5-8 to move.

The follow-up chain wheels 5-13 are driven by the roller chains 5-8 to rotate, and the encoders 5-14 convert return data of the chain wheels into linear motion signals of the chain and further transmit the linear motion signals to the host machine operation interface.

The power head driving motor 6-6 drives the large gear shaft 6-2 to do rotary motion through a motor connecting shaft 6-4 and a gear structure, and in order to meet the requirements of compact size and make room for a propelling stroke, the power head is realized in a mode of adopting a thin box body, installing the motor on one side and having a large transmission ratio; the power head needs to be additionally provided with a forced lubrication pump through a small gear end, so that the working condition of the gear system under high load is improved; and simultaneously, a rotating speed encoder is synchronously added at the end part of the other pinion gear, and a rotating speed signal is output to the main machine control panel.

The working realization mode of the high-pressure core pipe channel, the inner air channel and the outer air channel in the damping core pipe 7 is as follows: when the drilling machine drills downwards, the power head 6 drives the drilling tool to rotate strongly, the propulsion frame 5 generates downward thrust, the outer air channel inputs large-flow compressed air to the hole bottom pneumatic down-the-hole hammer to drive the down-the-hole hammer to perform impact action, so that rock blocks and other hard-to-drill strata in the strata are crushed, broken stone residues are blown away from the hole bottom, and the upper and lower shock absorption pads of the core pipe play a role in absorbing shock and protecting the core pipe and the drilling tool at the moment; when the drilling machine lifts the drill upwards to perform rotary spraying operation, high-pressure cement slurry passes through the high-pressure core pipe channel and reaches the nozzle of the drill bit to form secondary pressurization to cut the soil body in a high-pressure jet manner, and small-flow compressed air in the inner air channel passes through the inner air channel and reaches the outer ring of the slurry nozzle to form air pocket negative pressure, so that the concentration of jet flow at the nozzle is increased, the energy section of the jet flow is prolonged, the soil body cutting and stirring effect is enhanced, and the pile forming effect is further enhanced.

Claims

1. A strong hole forming and pile forming integrated drilling machine suitable for a hole bottom impact rotary spraying construction method is characterized in that: the drilling machine comprises a crawler chassis (1), a connecting bridge (2) is arranged on the crawler chassis (1), a rotary table (3) is arranged on the connecting bridge (2), a rack (8) is arranged on the rotary table (3), supporting legs (9) are arranged on two sides of the rack (8), a sliding frame (4) is arranged on the rack (8), a propelling frame (5) is arranged on the sliding frame (4), a power head (6) is arranged on the propelling frame (5) in a moving mode, a damping core tube (7) is arranged in the power head (6), a drilling rod and a drill bit are arranged at one end of the damping core tube (7), a flow divider is arranged at the other end of the damping core tube (7), the damping core tube (7) is provided with a three-channel structure, and a clamp holder (10) is arranged at.

2. The strong hole-forming pile-forming integrated drilling machine suitable for the hole bottom impact rotary spraying construction method as claimed in claim 1, characterized in that: the propelling frame comprises a propelling frame body (5-1), one end of the propelling frame body (5-1) is provided with a top driving wheel assembly, the other end of the propelling frame body (5-1) is provided with a bottom tensioning roller assembly, the top driving wheel assembly is connected with the bottom tensioning roller assembly through a roller chain (5-8), the bottom tensioning roller assembly comprises a pressing ring (5-5), the pressing ring (5-5) is fixedly arranged in the propelling frame body (5-1), one side of the pressing ring (5-5) is connected with a butter cylinder body (5-6), a butter hole (5-6-2) is formed in the butter cylinder body (5-6), one end of the butter hole (5-6-2) is communicated with a piston pipeline (5-6-3), and the other end of the butter hole (5-6-2) is communicated with an oiling one-way valve (5-15) A piston rod (5-7) is arranged in the piston pipeline (5-6-3) in a sliding mode, one end of the piston rod (5-7) is connected with a tensioning wheel frame body (5-9), a driven chain wheel (5-10) is arranged in the tensioning wheel frame body (5-9) in a rotating mode, a sliding block (5-11) is arranged on the periphery of the tensioning wheel frame body (5-9), and the sliding block (5-11) is arranged in the pushing frame body (5-1) in a sliding mode.

3. The strong hole-forming pile-forming integrated drilling machine suitable for the hole bottom impact rotary spraying construction method as claimed in claim 2, wherein: the top driving wheel assembly comprises a driving wheel support (5-2), the driving wheel support (5-2) is fixedly arranged on the top end face of the propulsion frame body (5-1), a driving chain wheel (5-3) is arranged in the driving wheel support (5-2) in a rotating mode, and two ends of the driving chain wheel (5-3) are connected with a driving motor (5-4) through a speed reducer.

4. The strong hole-forming pile-forming integrated drilling machine suitable for the hole bottom impact rotary spraying construction method as claimed in claim 2, wherein: a baffle ring (5-6-1) is arranged on one side of the grease cylinder body (5-6), and a buffer spring (5-12) is arranged between the baffle ring (5-6-1) and the compression ring (5-5).

5. The strong hole-forming pile-forming integrated drilling machine suitable for the hole bottom impact rotary spraying construction method as claimed in claim 2, wherein: a speed measuring follow-up wheel assembly is arranged between the top driving wheel assembly and the bottom tensioning roller assembly; the speed measurement follow-up wheel set comprises speed measurement follow-up chain wheels (5-13), and encoders (5-14) are arranged on one sides of the speed measurement follow-up chain wheels (5-13).

6. The strong hole-forming pile-forming integrated drilling machine suitable for the hole bottom impact rotary spraying construction method as claimed in claim 1, characterized in that: the unit head includes unit head box (6-1), it sets up gear wheel axle (6-2) to rotate in the middle of unit head box (6-1), gear wheel axle (6-2) middle part periphery sets up gear wheel (6-3), gear wheel axle (6-2) set up motor connecting axle (6-4) all around, motor connecting axle middle part periphery sets up pinion (6-5), pinion (6-5) with gear wheel (6-3) intermeshing, unit head box (6-1) terminal surface sets up driving motor (6-6), driving motor (6-6) with motor connecting axle (6-4) are connected.

7. The powerful hole-forming pile-forming integrated drilling machine suitable for the hole bottom impact rotary spraying construction method as claimed in claim 6, wherein: the motor connecting shaft (6-4) comprises a first motor connecting shaft (6-4-1), an encoder connecting shaft (6-7) is arranged below the first motor connecting shaft (6-4-1), and an encoder (6-8) is arranged below the encoder connecting shaft (6-7); a lubricating component is arranged on the power head box body (6-1); the motor connecting shaft (6-4) comprises a second motor connecting shaft (6-4-2); the lubricating assembly comprises a gear pump connecting shaft (6-9), the gear pump connecting shaft (6-9) is arranged below the second motor connecting shaft (6-4-2), the lubricating gear pump (6-10) is connected below the gear pump connecting shaft (6-9), an oil outlet (6-11) is connected to the input end of the lubricating gear pump (6-10), the oil outlet (6-11) is located at the lower portion of the power head box body (6-1), an oil inlet (6-12) is connected to the output end of the lubricating gear pump (6-10), and the oil inlet (6-12) is located at the upper portion of the power head box body (6-1).

8. The strong hole-forming pile-forming integrated drilling machine suitable for the hole bottom impact rotary spraying construction method as claimed in claim 1, characterized in that: the damping core pipe (7) comprises an upper high-pressure core pipe connector (7-1), an upper high-pressure channel is arranged in the upper high-pressure core pipe connector (7-1), the lower end of the upper high-pressure core pipe connector (7-1) is connected with the upper end of a high-pressure core pipe (7-2) in a sealing mode through a sealing ring, a middle high-pressure channel is arranged in the high-pressure core pipe (7-2), the lower end of the high-pressure core pipe (7-2) is connected with a lower high-pressure core pipe connector (7-3) in a sealing mode through a sealing ring, a lower high-pressure channel is arranged in the lower high-pressure core pipe connector (7-3), the upper end of the high-pressure core pipe (7-2) is communicated with the upper high-pressure core pipe connector (;

the outer side of the upper connector (7-1) of the high-pressure core pipe is provided with an upper connector (7-4) of an inner air passage, the lower end of the upper connector (7-4) of the inner air passage is connected with the upper end of an inner air passage core pipe (7-5) through threads, the lower end of the inner air passage core pipe (7-5) is connected with a lower connector (7-6) of the inner air passage through threads, the upper connector (7-1) of the high-pressure core pipe is provided with an upper circumferentially uniformly distributed air passage (7-7), the high-pressure core pipe (7-2) is provided with a middle circumferentially uniformly distributed air passage (7-8), the lower connector (7-3) of the high-pressure core pipe is provided with a lower circumferentially uniformly distributed air passage (7-9), the upper end of the middle circumferentially uniformly distributed air passage (7-8) is communicated, forming an inner air channel;

an outer air duct upper joint (7-10) is arranged on the outer side of the inner air duct upper joint (7-4), the lower end of the outer air duct upper joint (7-10) is connected with the upper end of a support sleeve (7-11) through a sealing ring, the lower end of the support sleeve (7-11) is connected with an outer air duct lower joint (7-12) through a sealing ring, the support sleeve (7-11) is positioned on the periphery of the inner air duct core pipe (7-5), the outer air duct lower joint (7-12) is positioned on the periphery of the inner air duct lower joint (7-6), the inner air duct upper joint (7-4) is provided with air ducts (7-13) which are uniformly distributed in the outer upper circumferential direction, an outer air duct (7-14) is arranged between the support sleeve (7-11) and the inner air duct core pipe (7-5), and the inner air duct lower joint (7-6) is provided with air ducts (7-, the upper end of the outer air passage (7-14) is communicated with the outer upper circumferential uniformly distributed air passages (7-13), and the lower end of the outer air passage is communicated with the outer lower circumferential uniformly distributed air passages (7-15) to form an outer air passage;

an upper mounting seat (7-16) is arranged on the outer side of the outer air duct upper joint (7-10), an upper threaded connecting part is arranged in the upper mounting seat (7-16), a lower mounting seat (7-17) is arranged on the outer side of the outer air duct lower joint (7-12), and a lower threaded connecting part is arranged in the lower mounting seat (7-17).

9. The strong hole-forming pile-forming integrated drilling machine suitable for the hole bottom impact rotary spraying construction method as claimed in claim 8, wherein: an upper pressure plate (7-18) is arranged at the upper end of the upper mounting seat (7-16), and an upper shock-absorbing rubber pad (7-19) is arranged between the upper mounting seat (7-16) and the upper pressure plate (7-18).

10. The strong hole-forming pile-forming integrated drilling machine suitable for the hole bottom impact rotary spraying construction method as claimed in claim 8, wherein: the lower end of the lower mounting seat (7-17) is provided with a lower pressing plate (7-20), and a lower shock-absorbing rubber pad (7-21) is arranged between the lower mounting seat (7-17) and the lower pressing plate (7-20).