CN214993825U

CN214993825U - Stirring pilot hole pile driver that bridging pile driver was used is put

Info

Publication number: CN214993825U
Application number: CN202120977613.6U
Authority: CN
Inventors: 杨树金; 冯欣华; 庞国达
Original assignee: Guangdong Liyuan Hydraulic Machinery Co ltd
Current assignee: Guangdong Liyuan Hydraulic Machinery Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-12-03
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a stirring pilot hole pile driver that bridge crane was used, including pile hammer, stand pylon, pile pylon mounting platform, longitudinal movement frame, follow-up frame, hydraulic power head, spout the drilling rod soon, spout the stirring drill bit soon, stand pylon vertically passes pile pylon mounting platform to rather than fixed connection, pile hammer and the vertical sliding connection of trailing flank of stand pylon, follow-up frame, hydraulic power head and the vertical sliding connection of the leading flank of stand pylon, spout the lower extreme of drilling rod soon and pass the hydraulic power head, and rather than swivelling joint, spout the stirring drill bit soon and install the lower extreme at the drilling rod that spouts soon; the device utilizes the vertical removal frame to move to the unsettled front end of stretching before the bridge girder erection machine, realizes adding the unsettled self-supporting formula pile of core stirring stake, with pile hammering equipment and stirring stake equipment integrated design, reducible machine time that moves to accomplish hammering before cement mortar solidifies and add the core operation, improve the pile-forming quality and the efficiency of construction that add the core stirring stake, practice thrift construction cost.

Description

Stirring pilot hole pile driver that bridging pile driver was used is put

Technical Field

The utility model relates to a pile foundation construction equipment technical field especially relates to a stirring pilot hole pile driver device that bridge crane used.

Background

The construction of the upper structural member of the existing highway, railway, pipeline and the like viaduct increasingly adopts a method of prefabricating in factories and then transporting to a site for assembly so as to accelerate the construction progress. The bridge girder erection machine is equipment for driving on a bridge track and placing a prefabricated beam piece on a prefabricated bridge pier, and the method requires that a lower pile foundation is constructed in advance, and the pile foundation needs an independent construction scheme to be constructed in advance. If the engineering geological conditions are complex or in rivers, seas and lakes, the pile foundation construction difficulty is large, the engineering progress is slow, and the construction cost is high by adopting additional equipment such as a piling ship, a temporary trestle and the like.

In order to solve these problems, the applicant patent of the present invention is a utility model patent with CN201921824290.6, which discloses a self-supporting pile driver, the self-supporting pile driver comprises a bridge erecting mechanism, a pile driving mechanism, a folding mechanism, the pile driving mechanism mounted on the bridge erecting mechanism through the folding mechanism comprises a column tower, an amplitude guide rail, a rotary support, an amplitude cylinder fixing seat, a movable bolt, a lifting winch, a lifting steel wire rope, a lifting pulley block, a pile driving hammer and a front guide rail, and the pile driving mechanism can only hammer a common precast pile in a soft soil foundation. However, in actual engineering, especially for some pile foundations on marshland, in order to improve the bearing capacity of the pile foundation, increase the friction between the pipe pile and the foundation soil layer, and reduce the settlement of the pile foundation, a cored mixing pile is often used for construction. The core-added mixing pile has the characteristics of high bearing capacity, low settlement, low manufacturing cost, environmental protection, wide application range and the like. In the current highway and railway pile foundation construction process, the cement concrete cored pile that extensively adopts is the cored mixing pile, and the cement concrete cored pile combines cement soil mixing pile and cored pile closely together, and the two organically and effectively fuse together, exert respective strong point separately, both adopted the cored pile of high strength to bear the pressure, utilize the cement earth pillar that has possess major diameter and large surface area to strengthen the friction again. At present, when a core-added mixing pile is constructed, a mixing pile machine is adopted to construct a cement mixing pile, a pile pressing machine, a pile driving hammer, a vibration hammer or other pile sinking equipment is adopted to press a core-added pile which is formed in advance into the cement mixing pile, so that two kinds of equipment need to be configured independently, the investment cost is high, and the two kinds of equipment of the pile pressing equipment and the mixing pile machine are simultaneously used on a bridge erecting machine to carry out suspended self-supporting type pile driving.

Therefore, it is necessary to develop a mixing and guiding hole piling device for piling a self-supporting core-added mixing pile in suspension on a bridge girder erection machine, so as to speed up the construction process and reduce the construction cost.

Disclosure of Invention

An object of the utility model is to provide a stirring that frame bridge pile driver was used draws hole pile driver device, this stirring draws hole pile driver device will pile hammering equipment and mixing pile equipment integrated design, usable longitudinal movement frame removes to the unsettled front end of frame bridge crane anteextension, realize adding the unsettled self-supporting formula pile of core mixing pile, two kinds of equipment integrated design, the machine time that moves of reducible two kinds of process operations, can accomplish the hammering before the cement mortar of mixing pile solidifies and add the core operation, improve the pile-forming quality and the efficiency of construction that add the core mixing pile, and practice thrift construction cost.

The technical scheme is as follows:

a stirring pilot hole pile driver for a bridge erecting pile driver comprises a pile hammer, a stand column tower, a pile frame mounting platform, a longitudinal moving frame, a follow-up frame, a hydraulic power head, a rotary jet drill rod, a rotary jet stirring drill bit, a hanging hammer winch, a hanging drill winch, a hanging hammer steel wire rope and a hanging drill steel wire rope, wherein the pile frame mounting platform is transversely and slidably connected with the top surface of the longitudinal moving frame, the stand column tower vertically penetrates through the pile frame mounting platform and is fixedly connected with the pile frame tower, the pile hammer is vertically and slidably connected with the rear side surface of the stand column tower, the follow-up frame and the hydraulic power head are vertically and slidably connected with the front side surface of the stand column tower, the follow-up frame is positioned above the hydraulic power head, the upper end of the rotary jet drill rod is rotatably connected with the follow-up frame, and the lower end of the rotary jet drill rod penetrates through the hydraulic pressure and is rotatably connected with the hydraulic power head, the rotary spraying stirring drill bit is arranged at the lower end of the rotary spraying drill rod; the hoisting drill winch and the hoisting hammer winch are respectively installed on the pile frame installation platform and are respectively located on the left side and the right side of the upright post tower frame, the hoisting hammer winch is connected with the upper end of the pile hammer in a lifting driving mode through the hoisting hammer steel wire rope, and the hoisting drill winch is connected with the follow-up frame in a lifting driving mode through the hoisting hammer steel wire rope.

The follow-up frame comprises a first pipe inlet, a second pipe inlet, a follow-up retainer, a rotary supporting chassis and a follow-up pulley block, the rotary spraying stirring drill bit comprises a first pipe orifice and a second pipe orifice, the bottom end surface of the follow-up retainer is rotationally connected with the upper end of the rotary spraying drill rod through the rotary supporting chassis, the first pipe inlet and the second pipe inlet are arranged on the front side surface of the follow-up retainer, the drill steel wire rope is connected with the top end surface of the follow-up retainer in a lifting driving way through the follow-up pulley block, a first pipe inlet of the follow-up frame is communicated with a first pipe outlet of the rotary jet stirring drill bit through a first pipeline of the rotary jet drill rod, and a second pipe inlet of the follow-up frame is communicated with a second pipe outlet of the rotary jet stirring drill bit through a second pipeline of the rotary jet drill rod.

The rotary spraying stirring drill bit comprises a stirring drill rod, two spiral drill blades, a plurality of alloy drill bits and a plurality of stirring blades, wherein the two spiral drill blades are respectively arranged at the lower end of the stirring drill rod, the alloy drill bits are respectively arranged at the lower ends of the two spiral drills, the stirring blades are uniformly distributed in the middle of the stirring drill rod in the circumferential direction, and the first pipe inlet and the second pipe inlet are respectively arranged at the lower end of the stirring drill rod.

The hydraulic power head is characterized by further comprising two hanging drill guide rails, the two hanging drill guide rails are mounted on the front side face of the upright tower frame, two first guide claws are arranged on the rear side face of the follow-up frame, the follow-up frame is vertically and slidably connected with the two hanging drill guide rails through the two first guide claws, two second guide claws are arranged on the rear side face of the hydraulic power head, and the hydraulic power head is vertically and slidably connected with the two hanging drill guide rails through the two second guide claws.

The pile frame mounting platform is connected with the longitudinal moving frame in a transverse driving mode through the transverse driving oil cylinder.

The top pulley yoke comprises a drill rod pulley block and a drop hammer pulley block, the top pulley yoke is in a shape like a Chinese character 'mu', the drill rod pulley block and the drop hammer pulley block are respectively positioned in the middle positions of the front end and the rear end of the top pulley yoke, the drop hammer steel wire rope is connected with the upper end of the pile hammer through the drop hammer pulley block in a lifting driving mode, and the drop drill steel wire rope is connected with the upper end of the follow-up frame through the drill rod pulley block in a lifting driving mode.

The top pulley frame further comprises a first transition guide pulley and a second transition guide pulley, the top pulley frame further comprises a first steering pulley, a second steering pulley, a third steering pulley and a fourth steering pulley, the first transition guide pulley and the second transition guide pulley are respectively arranged on the pile frame mounting platform and are positioned on the left side and the right side of the upright tower frame, the first steering pulley and the second steering pulley are respectively arranged on the left side and the right side of the top pulley frame, the third steering pulley and the fourth steering pulley are respectively arranged in the middle of the top pulley frame, one end of a hanging drill steel wire rope is connected with the hanging drill winch, the other end of the hanging drill steel wire rope sequentially bypasses the first transition guide pulley, the first steering pulley and the third steering pulley to be connected with the pulley block drill rod, one end of a hanging hammer steel wire rope is connected with the hanging hammer winch, and the other end of the hammock steel wire rope sequentially bypasses the second transition guide pulley, the second steering pulley and the fourth steering pulley to be connected with the hammock pulley block.

The pile hanging mechanism comprises a pile hanging winch, a pile hanging pulley block and a lifting hook, the pile hanging winch is installed on the pile frame installation platform, the upper end of the pile hanging pulley block is installed on the two sides of the rear end of the top pulley frame, and the pile hanging winch is connected with the lifting hook through the pile hanging pulley block.

The pile frame mounting platform further comprises a first platform support frame and a second platform support frame, the first platform support frame and the second platform support frame are respectively mounted at two ends of the front side face of the pile frame mounting platform, the upper end of the first support rod is hinged to the left side face of the upright tower frame, the lower end of the first support rod is hinged to the first platform support frame, the upper end of the second support rod is hinged to the right side face of the upright tower frame, and the lower end of the second support rod is hinged to the second platform support frame.

The lower end of the first support rod is hinged with the first platform support frame through the first support oil cylinder, and the lower end of the second support rod is hinged with the second platform support frame through the second support oil cylinder.

It should be noted that:

the foregoing references to "first and second …" do not denote any particular quantity or order, but rather are used to distinguish one name from another.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The foregoing "lateral direction" is based on the left-right direction shown in the drawings, the foregoing "longitudinal direction" is based on the front-rear direction shown in the drawings, and the foregoing "vertical direction" is based on the vertical direction shown in the drawings.

The advantages or principles of the invention are explained below:

1. the utility model provides a stirring pilot hole pile driver that bridging pile driver was used, it includes pile hammer, stand pylon, pile pylon mounting platform, longitudinal movement frame, follower frame, hydraulic power head, spout the drilling rod soon, spout the stirring drill bit soon, the hammer hoist engine hangs the drill hoist engine, hammer wire rope, hang and bore the steel wire rope, at the leading flank installation of stand pylon spout the drilling rod soon and spout the stirring drill bit soon, hydraulic power head is used for driving and spouts the drilling rod soon rotatory, drive again and spout the stirring drill bit rotatory, carry out the stirring pile construction operation, at the trailing flank installation pile hammer of stand pylon, the pile hammer is used for sinking the hammering again behind the long pilot hole of pile foundation; when the pile-spraying device is used, the longitudinal moving frame is used for moving the stirring hole-guiding pile driving device to the front end of the bridge girder erection machine, which extends forwards and is suspended, and the pile frame installation platform is transversely and slidably connected with the top surface of the longitudinal moving frame, so that the pile frame installation platform is transversely moved, the rotary spraying stirring drill bit is positioned right above the pile position of the construction pile foundation and aligned with the pile position, the hydraulic power head is used for driving the rotary spraying drill rod to rotate, and the rotary spraying drill rod drives the rotary spraying stirring drill bit to rotate, so that the construction operation of the pile foundation stirring pile is completed; then starting a hoisting drill winch, lifting the rotary spraying stirring drill bit to the foundation, then utilizing a longitudinal moving frame to move forward a stirring pilot hole pile driving device, enabling a pile driving hammer to be positioned right above a pile position of a construction pile foundation, hammering and aligning, then inserting the lower end of a precast tubular pile to be constructed on a stirring pile, placing the upper end of the precast tubular pile to be constructed below the pile driving hammer, and sinking the precast tubular pile to be constructed into the stirring pile by utilizing the pile driving hammer to finish the construction of the core-added stirring pile; this stirring pilot hole pile driver will pile hammering equipment and mixing pile equipment integrated design to utilize the longitudinal movement frame to remove to the overhead front end of stretching forward of bridging machine, realize adding the unsettled self-supporting formula pile of core mixing pile, two kinds of equipment integrated designs, the machine moving time of reducible two kinds of process operations, can accomplish the hammering before the cement mortar of mixing pile solidifies and add the core operation, improve the pile-forming quality and the efficiency of construction that add the core mixing pile, and practice thrift construction cost.

2. The utility model discloses a follow-up frame includes first mouth of pipe, the second mouth of pipe, the follow-up holder, the chassis is supported in the gyration, the follow-up assembly pulley, first mouth of pipe, the second mouth of pipe is used for defeated air admission and cement powder respectively, the gyration is supported the chassis and is used for the swivelling joint with the jet-propelled drilling rod, the follow-up assembly pulley is used for and hangs the drive of carrying of boring the wire rope, carry more laborsavingly with the assembly pulley, jet-propelled stirring drill bit includes first mouth of pipe, the second mouth of pipe, establish two mouth of pipes on jet-propelled stirring drill bit, be used for export gas and cement powder respectively, the inside cavity of jet-propelled drilling rod is equipped with two pipelines, be used for the business turn over mouth of pipe of intercommunication gas and cement powder respectively.

3. The utility model discloses a spout stirring drill bit soon includes stirring drilling rod, two auger drill leaves, a plurality of alloy drill bits, a plurality of stirring vane, and two auger drill leaves and a plurality of alloy drill bits are used for drilling the foundation soil layer down, and a plurality of stirring vane are used for stirring the grout in defeated stake hole respectively, make it more even.

4. The utility model discloses still include two and hang and bore the guide rail, follow-up frame and hydraulic power head respectively with the guide claw with hang and bore the vertical sliding connection of guide rail, make the vertical slip of follow-up frame and hydraulic power head and stand pylon more smooth and easy to improve follow-up frame and the vertical gliding stability of hydraulic power head.

5. The utility model discloses still include the transverse drive hydro-cylinder, pile frame mounting platform passes through its transverse movement on the longitudinal movement frame of transverse drive hydro-cylinder drive, simple structure, convenient to use.

6. The utility model discloses still include the top pulley yoke, the top pulley yoke includes drilling rod assembly pulley, drop hammer assembly pulley, and the drive is carried and is connected in the upper end that drop hammer wire rope passes through the drop hammer assembly pulley and pile hammer, and the drop drill wire rope is carried and is carried the drive through the upper end of drilling rod assembly pulley with the follow-up frame and be connected, makes pile hammer and spout the drive that provides of drilling rod more laborsavingly soon.

7. The utility model discloses still include first transition leading pulley, second transition leading pulley, top pulley yoke still includes first diverting pulley, second diverting pulley, third diverting pulley, fourth diverting pulley, realizes wire rope's steering drive, simple structure, convenient to use through transition leading pulley and diverting pulley.

8. The utility model discloses still include pile hanging mechanism, pile hanging mechanism is used for supplementary below at the pile hammer of waiting to be under construction precast tubular pile to install.

9. The utility model discloses still include first bracing piece, second bracing piece, pile frame mounting platform, stand pylon, bracing piece three form a stable triangle-shaped bearing structure, make the stirring lead hole pile device's overall structure more stable.

10. The utility model discloses still include first support cylinder, second support cylinder, utilize two support cylinders to adjust the support angle of two bracing pieces, simple structure, convenient to use.

Drawings

Fig. 1 is a schematic perspective view of a stirring pilot hole piling device for a bridge erecting pile driver according to an embodiment of the present invention.

Fig. 2 is a partially enlarged structural view of fig. 1-a.

Fig. 3 is a right side view of the mixing pilot hole piling device for the bridge erecting pile driver according to the embodiment of the present invention.

Fig. 4 is a rear view of the mixing pilot hole piling device for the bridge erecting pile driver according to the embodiment of the present invention.

Fig. 5 is a schematic view of a three-dimensional structure of a jet grouting drill rod and a jet grouting stirring drill bit according to an embodiment of the present invention.

Description of reference numerals:

10. a pile driving hammer, 11, a hanging hammer hoist, 12, a hanging hammer steel wire rope, 21, a pile frame mounting platform, 211, a first platform supporting frame, 212, a second platform supporting frame, 22, a longitudinal moving frame, 23, a column tower, 24, a transverse driving oil cylinder, 31, a follow-up frame, 311, a first pipe inlet, 312, a second pipe inlet, 313, a follow-up holding frame, 314, a rotary supporting chassis, 315, a follow-up pulley block, 316, a first guide claw, 32, a hydraulic power head, 321, a second guide claw, 33, a rotary spraying drill rod, 34, a rotary spraying stirring drill bit, 341, a first pipe outlet, 342, a second pipe outlet, 343, a stirring drill rod, 344, a spiral drill blade, 345, an alloy drill bit, 346, a stirring blade, 41, a hanging drill hoist, 42, a hanging drill steel wire rope, 43, a hanging drill guide rail, 50, a bridge erecting machine, 60, a hanging pulley block mechanism, 61, a pile hoisting machine, 62, and a hanging pile, 63. the lifting hook comprises a lifting hook body, 70, a tubular pile body, 81, a first supporting rod, 82, a second supporting rod, 83, a first supporting oil cylinder, 84, a second supporting oil cylinder, 85, a first transition guide pulley, 86, a second transition guide pulley, 90, a top pulley frame, 91, a drill rod pulley block, 92, a hanging hammer pulley block, 93, a first steering pulley, 94, a second steering pulley, 95, a third steering pulley, 96 and a fourth steering pulley.

Detailed Description

The following describes embodiments of the present invention in detail.

Referring to fig. 1 to 5, the stirring and pilot hole pile driving device for a bridge erecting pile driver provided by the present invention comprises a pile driving hammer 10, a column tower 23, a column frame mounting platform 21, a longitudinal moving frame 22, a follower frame 31, a hydraulic power head 32, a jet grouting drill rod 33, a jet grouting stirring drill bit 34, a hammer hoist 11, a drill hoist 41, a hammer wire rope 12 and a drill wire rope 42, wherein the column frame mounting platform 21 is connected with the top surface of the longitudinal moving frame 22 in a transverse sliding manner, the column tower 23 vertically passes through the column frame mounting platform 21 and is fixedly connected with the column tower 23, the pile driving hammer 10 is connected with the rear side of the column tower 23 in a vertical sliding manner, the follower frame 31 and the hydraulic power head 32 are connected with the front side of the column tower 23 in a vertical sliding manner, the follower frame 31 is located above the hydraulic power head 32, the upper end of the jet grouting drill rod 33 is rotatably connected with the follower frame 31, the lower end of the jet grouting drill rod 33 passes through the hydraulic power head 32, and is rotationally connected with the rotary jet stirring drill bit 34 which is arranged at the lower end of the rotary jet drill rod 33; the hanging drill winch 41 and the hanging hammer winch 11 are respectively arranged on the pile frame mounting platform 21 and are respectively positioned at the left side and the right side of the upright tower 23, the hanging hammer winch 11 is connected with the upper end lifting and pulling drive of the pile driving hammer 10 through the hanging hammer steel wire rope 12, and the hanging drill winch 41 is connected with the follow-up frame 31 through the hanging drill steel wire rope 42 in a lifting and pulling drive mode.

A rotary spraying drill rod 33 and a rotary spraying stirring drill bit 34 are arranged on the front side surface of the upright tower 23, a hydraulic power head 32 is used for driving the rotary spraying drill rod 33 to rotate and then driving the rotary spraying stirring drill bit 34 to rotate so as to carry out stirring pile construction operation, a pile driving hammer 10 is arranged on the rear side surface of the upright tower 23, and the pile driving hammer 10 is used for hammering a pile after a pile foundation long lead hole; when the device is used, the longitudinal moving frame 22 is used for moving the stirring pilot hole pile driving device to the front end of the bridge girder erection machine 50 which extends forwards and is suspended, the pile frame mounting platform 21 is transversely and slidably connected with the top surface of the longitudinal moving frame 22, and then the pile frame mounting platform 21 is transversely moved, so that the rotary spraying stirring drill bit 34 is positioned right above the pile position of the construction pile foundation and aligned with the pile position, then the hydraulic power head 32 is used for driving the rotary spraying drill rod 33 to rotate, and the rotary spraying drill rod 33 drives the rotary spraying stirring drill bit 34 to rotate, so that the construction operation of the pile foundation stirring pile is completed; then starting the hoisting drill winch 41, lifting the rotary spraying stirring drill bit 34 to the foundation, then utilizing the longitudinal moving frame 22 to move forward to stir the hole-leading pile driving device, enabling the pile driving hammer 10 to be positioned right above the pile position of the construction pile foundation, hammering and aligning, then inserting the lower end of the prefabricated pipe pile 70 to be constructed on the stirring pile, placing the upper end of the prefabricated pipe pile 70 to be constructed below the pile driving hammer 10, utilizing the pile driving hammer 10 to sink the prefabricated pipe pile 70 to be constructed into the stirring pile, and completing the construction of the cored stirring pile; this stirring lead hole pile driver device hits equipment and mixing pile equipment integrated design with pile hammer 10 to utilize longitudinal movement frame 22 to remove to the unsettled front end of stretching before bridging machine 50, realize the unsettled self-supporting formula pile driving of stirring stake with the core, two kinds of equipment integrated design, the machine time that moves that can reduce two kinds of process operations, can accomplish the hammering before the cement mortar of stirring stake solidifies and add the core operation, improve the stake quality and the efficiency of construction that adds the stirring stake of core, and can practice thrift construction cost.

Wherein, the follow-up frame 31 comprises a first inlet pipe opening 311, a second inlet pipe opening 312, a follow-up holder 313 and a rotary support chassis 314, the follow-up pulley block 315, a first pipeline and a second pipeline are arranged in the rotary spraying drill rod 33 in a hollow manner, the rotary spraying stirring drill bit 34 comprises a first pipe outlet 341 and a second pipe outlet 342, the bottom end face of the follow-up holder 313 is rotatably connected with the upper end of the rotary spraying drill rod 33 through a rotary support chassis 314, the first pipe inlet 311 and the second pipe inlet 312 are arranged on the front side face of the follow-up holder 313, the hoisting wire rope 42 is connected with the top end face of the follow-up holder 313 through the follow-up pulley block 315 in a hoisting driving manner, the first pipe inlet 311 of the follow-up frame 31 is communicated with the first pipe outlet 341 of the rotary spraying stirring drill bit 34 through the first pipeline of the rotary spraying drill rod 33, and the second pipe inlet 312 of the follow-up frame 31 is communicated with the second pipe outlet 342 of the rotary spraying stirring drill bit 34 through the second pipeline of the rotary spraying drill rod 33. The first inlet pipe 311 and the second inlet pipe 312 are used for conveying air and cement powder respectively, the rotary support chassis 314 is used for being connected with the rotary spraying drill rod 33 in a rotating mode, the follow-up pulley block 315 is used for being driven by the lifting of the drill steel wire rope 42, the lifting is more labor-saving through the pulley block, the rotary spraying stirring drill bit 34 comprises a first outlet pipe 341 and a second outlet pipe 342, two outlet pipes are arranged on the rotary spraying stirring drill bit 34 and used for outputting the air and the cement powder respectively, and two pipelines are arranged in the rotary spraying drill rod 33 in a hollow mode and used for being communicated with the inlet pipe and the outlet pipe of the cement powder respectively.

The jet grouting mixing drill bit 34 comprises a mixing drill rod 343, two auger blades 344, a plurality of alloy drill bits 345 and a plurality of mixing blades 346, wherein the two auger blades 344 are respectively arranged at the lower end of the mixing drill rod 343, the plurality of alloy drill bits 345 are respectively arranged at the lower end of the two auger drills, the plurality of mixing blades 346 are uniformly distributed in the middle of the mixing drill rod 343 in the circumferential direction, and the first inlet pipe opening 311 and the second inlet pipe opening 312 are respectively arranged at the lower end of the mixing drill rod 343. Two auger blades 344 and a plurality of alloy drill bits 345 are used to drill the foundation soil layer, and a plurality of mixing blades 346 are used to mix the cement slurry fed into the pile holes, respectively, to make it more uniform.

The utility model discloses still include two and hang and bore guide rail 43, horizontal drive cylinder 24, top pulley yoke 90, first transition guide pulley 85, second transition guide pulley 86, pile hanging mechanism 60, first bracing piece 81, second bracing piece 82, first support cylinder 83, second support cylinder 84, two hang and bore guide rail 43 and install on the leading flank of stand pylon 23, be equipped with two first guide claw 316 on the trailing flank of trailing flank 31, trailing flank 31 hangs through two first guide claw 316 and two and bores the vertical sliding connection of guide rail 43, be equipped with two second guide claw 321 on the trailing flank of hydraulic power head 32, hydraulic power head 32 hangs through two second guide claw 321 and two and bores the vertical sliding connection of guide rail 43. The follow-up frame 31 and the hydraulic power head 32 are respectively connected with the drill hanging guide rail 43 in a vertical sliding manner by guide claws, so that the vertical sliding of the follow-up frame 31 and the hydraulic power head 32 and the upright tower 23 is smoother, and the stability of the vertical sliding of the follow-up frame 31 and the hydraulic power head 32 is improved.

The pile mounting platform 21 is in transverse driving connection with the longitudinal moving frame 22 through a transverse driving oil cylinder 24. The pile frame mounting platform 21 is driven to transversely move on the longitudinal moving frame 22 through the transverse driving oil cylinder 24, and the pile frame mounting platform is simple in structure and convenient to use.

The top pulley yoke 90 comprises a drill pipe pulley block 91 and a hanging hammer pulley block 92, the top pulley yoke 90 is in a wood shape, the drill pipe pulley block 91 and the hanging hammer pulley block 92 are respectively positioned at the front end and the rear end middle position of the top pulley yoke 90, the hanging hammer steel wire rope 12 is connected with the upper end lifting drive of the pile driving hammer 10 through the hanging hammer pulley block 92, and the hanging drill steel wire rope 42 is connected with the upper end lifting drive of the follow-up frame 31 through the drill pipe pulley block 91. The driving provided by the piling hammer 10 and the rotary spraying drill rod 33 is more labor-saving.

Further, the top pulley frame 90 further includes a first diverting pulley 93, a second diverting pulley 94, a third diverting pulley 95 and a fourth diverting pulley 96, the first transition guiding pulley 85 and the second transition guiding pulley 86 are respectively installed on the pile frame installation platform 21 and located on the left and right sides of the column tower 23, the first diverting pulley 93 and the second diverting pulley 94 are respectively installed on the left and right sides of the top pulley frame 90, the third diverting pulley 95 and the fourth diverting pulley 96 are respectively installed in the middle of the top pulley frame 90, one end of the drill steel wire rope 42 is connected with the drill hoist 41, the other end of the drill steel wire rope 42 sequentially rounds the first transition guiding pulley 85, the first diverting pulley 93 and the third diverting pulley 95 and is connected with the pulley block drill rod 91, one end of the hammer steel wire rope 12 is connected with the hammer hoist 11, and the other end of the hammer steel wire rope 12 sequentially rounds the second transition guiding pulley 86, the second diverting pulley 86, the third diverting pulley 94, the fourth diverting pulley 96, and the fourth diverting pulley 96, The second diverting pulley 94 and the fourth diverting pulley 96 are connected with the hammerhead pulley block 92. The transition guide pulley and the steering pulley are used for realizing steering driving of the steel wire rope, and the steel wire rope steering device is simple in structure and convenient to use.

The pile hanging mechanism 60 comprises a pile hanging winch 61, a pile hanging pulley block 62 and a lifting hook 63, the pile hanging winch 61 is installed on the pile frame installation platform 21, the upper end of the pile hanging pulley block 62 is installed on two sides of the rear end of the top pulley frame 90, and the pile hanging winch 61 is connected with the lifting hook 63 through the pile hanging pulley block 62. The pile driving mechanism 60 is used to assist in installing the precast tubular pile 70 to be constructed below the pile driving hammer 10.

The pile frame mounting platform 21 further comprises a first platform support frame 211 and a second platform support frame 212, the first platform support frame 211 and the second platform support frame 212 are respectively mounted at two ends of the front side surface of the pile frame mounting platform 21, the upper end of the first support rod 81 is hinged to the left side surface of the upright tower 23, the lower end of the first support rod 81 is hinged to the first platform support frame 211 through a first support oil cylinder 83, the upper end of the second support rod 82 is hinged to the right side surface of the upright tower 23, and the lower end of the second support rod 82 is hinged to the second platform support frame 212 through a second support oil cylinder 84. The pile frame mounting platform 21, the upright tower 23 and the support rod form a stable triangular support structure, so that the whole structure of the stirring, guiding and piling device is more stable. The supporting angle of the two supporting rods is adjusted by the two supporting oil cylinders, the structure is simple, and the use is convenient.

The above are only specific embodiments of the present invention, and the protection scope of the present invention is not limited thereby; any replacement and improvement made on the basis of not violating the conception of the utility model belong to the protection scope of the utility model.

Claims

1. A stirring and hole-leading piling device for a bridge erecting pile driver is characterized by comprising a pile driving hammer, a stand column tower, a pile frame mounting platform, a longitudinal moving frame, a follow-up frame, a hydraulic power head, a rotary jet drilling rod, a rotary jet stirring drill bit, a hanging hammer winch, a hanging drill winch, a hanging hammer steel wire rope and a hanging drill steel wire rope, wherein the pile frame mounting platform is transversely and slidably connected with the top surface of the longitudinal moving frame, the stand column tower vertically penetrates through the pile frame mounting platform and is fixedly connected with the pile frame tower, the pile driving hammer is vertically and slidably connected with the rear side surface of the stand column tower, the follow-up frame, the hydraulic power head and the front side surface of the stand column tower are vertically and slidably connected, the follow-up frame is positioned above the hydraulic power head, the upper end of the rotary jet drilling rod is rotatably connected with the follow-up frame, and the lower end of the rotary jet drilling rod penetrates through the hydraulic power head, the rotary spraying stirring drill bit is arranged at the lower end of the rotary spraying drill rod; the hoisting drill winch and the hoisting hammer winch are respectively installed on the pile frame installation platform and are respectively located on the left side and the right side of the upright post tower frame, the hoisting hammer winch is connected with the upper end of the pile hammer in a lifting driving mode through the hoisting hammer steel wire rope, and the hoisting drill winch is connected with the follow-up frame in a lifting driving mode through the hoisting hammer steel wire rope.

2. The apparatus for piling the stirred pilot hole of the bridge pile driver as claimed in claim 1, wherein the follower stand comprises a first pipe inlet, a second pipe inlet, a follower holder, a rotary support chassis, and a follower pulley block, the rotary drill rod is hollow and provided with a first pipe and a second pipe, the rotary stirring drill bit comprises a first pipe outlet and a second pipe outlet, a bottom end face of the follower holder is rotatably connected with an upper end of the rotary drill rod through the rotary support chassis, the first pipe inlet and the second pipe inlet are provided on a front side face of the follower holder, the hoisting wire rope is connected with a top end face of the follower holder in a lifting and driving manner through the follower pulley block, the first pipe inlet of the follower stand is communicated with the first pipe outlet of the rotary stirring drill bit through the first pipe of the rotary drill rod, and the second pipe inlet of the follower stand is communicated with the first pipe outlet of the rotary stirring drill bit through the second pipe of the rotary drilling rod The two outlet pipe orifices are communicated.

3. The stirring pilot hole piling device for the bridge pile driver as recited in claim 2, wherein the jet stirring drill comprises a stirring drill rod, two spiral drill blades, a plurality of alloy drill bits and a plurality of stirring blades, the two spiral drill blades are respectively disposed at the lower end of the stirring drill rod, the plurality of alloy drill bits are respectively disposed at the lower ends of the two spiral drills, the plurality of stirring blades are circumferentially and uniformly distributed at the middle part of the stirring drill rod, and the first pipe inlet and the second pipe inlet are respectively disposed at the lower end of the stirring drill rod.

4. The mixing pilot hole piling device for the bridge pile driver as claimed in claim 1, further comprising two hanging drill guide rails, wherein the two hanging drill guide rails are mounted on the front side surface of the column tower, the rear side surface of the follower frame is provided with two first guide claws, the follower frame is vertically slidably connected to the two hanging drill guide rails through the two first guide claws, the rear side surface of the hydraulic power head is provided with two second guide claws, and the hydraulic power head is vertically slidably connected to the two hanging drill guide rails through the two second guide claws.

5. The apparatus of claim 1, further comprising a transverse drive cylinder, wherein the pile mounting platform is in transverse driving connection with the longitudinally movable frame via the transverse drive cylinder.

6. The mixing and pilot hole piling device for the bridge piling machine according to any one of claims 1 to 5, further comprising a top pulley frame, wherein the top pulley frame comprises a drill pipe pulley block and a drop hammer pulley block, the top pulley frame is shaped like a Chinese character 'mu', the drill pipe pulley block and the drop hammer pulley block are respectively arranged at the middle positions of the front end and the rear end of the top pulley frame, the drop hammer steel wire rope is connected with the upper end lifting drive of the piling hammer through the drop hammer pulley block, and the drop drill steel wire rope is connected with the upper end lifting drive of the follower frame through the drill pipe pulley block.

7. The apparatus for stirring, guiding and piling for the bridge-erecting pile driver as recited in claim 6, further comprising a first transition guide pulley, a second transition guide pulley, said top pulley frame further comprising a first diverting pulley, a second diverting pulley, a third diverting pulley, a fourth diverting pulley, said first transition guide pulley, said second transition guide pulley being respectively mounted on said pile frame mounting platform and being located on the left and right sides of said column tower, said first diverting pulley and said second diverting pulley being respectively mounted on the left and right sides of said top pulley frame, said third diverting pulley and said fourth diverting pulley being respectively mounted on the middle portion of said top pulley frame, one end of said drill steel wire rope being connected to said drill hoist, the other end of said drill steel wire rope passing over said first transition guide pulley, said first diverting pulley, said third diverting pulley and said fourth diverting pulley in turn, And the third steering pulley is connected with the drill pipe pulley block, one end of the drop hammer steel wire rope is connected with the drop hammer winch, and the other end of the drop hammer steel wire rope sequentially bypasses the second transition guide pulley, the second steering pulley and the fourth steering pulley and is connected with the drop hammer pulley block.

8. The apparatus of claim 6, further comprising a pile hoisting mechanism, wherein the pile hoisting mechanism comprises a pile hoisting winch, a pile hoisting pulley block, and a hook, the pile hoisting winch is mounted on the pile frame mounting platform, the upper end of the pile hoisting pulley block is mounted on two sides of the rear end of the top pulley frame, and the pile hoisting winch is connected to the hook through the pile hoisting pulley block.

9. The mixing and pilot hole piling device for the bridge pile driver as recited in any one of claims 1 to 5, further comprising a first support rod and a second support rod, wherein the pile frame mounting platform further comprises a first platform support frame and a second platform support frame, the first platform support frame and the second platform support frame are respectively mounted at two ends of the front side of the pile frame mounting platform, the upper end of the first support rod is hinged to the left side of the column tower, the lower end of the first support rod is hinged to the first platform support frame, the upper end of the second support rod is hinged to the right side of the column tower, and the lower end of the second support rod is hinged to the second platform support frame.

10. The apparatus for stirring, perforating and piling for bridge girder erection according to claim 9, further comprising a first support cylinder and a second support cylinder, wherein a lower end of the first support rod is hinged to the first platform support frame via the first support cylinder, and a lower end of the second support rod is hinged to the second platform support frame via the second support cylinder.