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35results about How to "Improve lifting ability" patented technology

Variable-speed winch and foldable type onboard crane with same

The invention relates to a variable-speed winch and a foldable type onboard crane comprising the same, relating to the field of winches. The variable-speed winch comprises a variable-speed mechanism, a driving shaft and a driven shaft, wherein the driven shaft is arranged on a stand of the variable-speed winch through a bearing and at the outer side of the driving shaft and is provided with a power output mechanism; the power output end of the driving shaft is provided with a gear locating slot, and the corresponding driven shaft is provided with a locating pin; the locating pin is arranged on the end part of the driving shaft or in the gear locating slot; the variable-speed mechanism comprises a center wheel and a planet wheel; the part of the driving shaft, which is close to the planet wheel, is provided with a radially outwards raised outer spline, and the inner surface of the corresponding variable-speed mechanism is provided with an inner spline; the inner wall of the driven shaft is provided with an inner spline in clearance fit with the outer spline of the driving shaft; and the outer spline of the driving shaft is respectively meshed with the inner spline of the variable-speed mechanism and the inner spline of the driven shaft to form multi-gear variable-speed transmission. The variable-speed winch can realize variable speed of at least two gears and has the advantages of simple structure, convenience for operation, good speed varying effect, small mass and high transmission ratio; and in addition, the foldable type onboard crane with the variable-speed winch has small size and high lifting capacity.
Owner:姜启胜

Method for extracting triterpene substances from inonotus obliquus by use of quorum sensing molecules induction

The invention discloses a method for extracting triterpene substances from inonotus obliquus by use of quorum sensing molecules induction, wherein the method comprises the following steps: adding activated inonotus obliquus CFCC 83414 into a liquid medium, and performing fermentation culture for 8-14 days at 24-26 DEG C; adding quorum sensing molecules in the 5th-8th days of the fermentation; after the fermentation, separating thalli and fermentation liquid; performing aftertreatment to separate and purify triterpene substances from the thalli and fermentation liquid. According to the method disclosed by the invention, quorum sensing molecules are added in the fermentation metaphase to stimulate growth of inonotus obliquus; the method does not need introduction of a gene engineering strainor additional enzyme, is simple in aftertreatment, and can effectively increase the yield of triterpene substances in inonotus obliquus.
Owner:ZHEJIANG UNIV

Beet digger

The invention relates to a beet digger, which is characterized by comprising a machine frame, a combined digging part and a driving system, wherein the machine frame comprises a first cross beam, a second cross beam, a third cross beam between the first and second cross beam, a first longitudinal beam and a second longitudinal beam; the combined digging part comprises a disc axle arm frame, one end of the disc axle arm frame is connected with the third cross beam, the other end of the disc axle arm frame is connected with two connecting shafts, and the other ends of the two connecting shafts are both connected with a disc; eccentric wheels are arranged below the longitudinal beams on the side of the first cross beam; the two eccentric wheels are connected by a first drive shaft which is provided with a digger blade positioned at a lower nonaligned place between the two discs; the driving system comprises a gear box arranged on the second cross beam, the input end of the gear box is connected with a power device, and the output end of the gear box is connected with a second drive shaft and a gear oil pump respectively; the second drive shaft drives the eccentric wheels to rotate through a chain wheel drive device; the input end of the gear oil pump is connected with an oil tank; the output end of the gear oil pump is connected with a hydraulic motor; and the power output end of the hydraulic motor is connected with one of the two discs.
Owner:CHINA AGRI UNIV

Working method of spatial modulation system based on deep denoising neural network

The invention relates to a working method of a spatial modulation system based on a deep denoising neural network. According to the method, complex signals and modulation symbols are decomposed into real number data, a denoising deep neural network is constructed, data with noise are used as input of a model, the serial number of an antenna and the modulation symbols are combined to obtain corresponding labels, and then model training is carried out. On the basis, a deep neural network scheme is provided, and a simulation experiment result shows that the detection algorithm based on the deep neural network is high in robustness. In the aspect of reliability, the performance is far better than that of an MRC scheme.
Owner:SHANDONG UNIV

Integral replacing and hoisting method of steam generator of in-service nuclear power plant

The invention discloses an integral replacing and hoisting method of a steam generator of an in-service nuclear power plant. According to the method, two hydraulic lifting devices arranged on a nuclear island loop bridge crane main girder are used, so that air turning and installation or detachment of the steam generator are achieved through hoisting. Compared with the prior art, the integral replacing and hoisting method of the steam generator of the in-service nuclear power plant does not need installation and detachment work of a turning embracing ring, a turning support and the like, and therefore work efficiency of replacement of the steam generator can be effectively improved. Due to the fact that the steam generator can be turned in the air, erecting and placement of the steam generator can be further achieved by means of space in a room, and the requirements for work space of replacement of the steam generator are effectively lowered. Meanwhile, the hydraulic lifting devices have the advantages of being compact in structure and strong in lifting performance, so that safety of hoisting is effectively improved.
Owner:中广核工程有限公司 +1

Rapid green construction cleaning device for urban waste foundations

The invention discloses a rapid green construction cleaning device for urban waste foundations. The rapid green construction cleaning device comprises hoisting equipment, a vibrating hammer, a positioning steel plate, an installation frame, a sleeve assembly, at least two traction devices, a first steel wire rope and at least two second steel wire ropes, wherein the sleeve assembly comprises an inner barrel body and an outer barrel body, the inner barrel body is arranged in the outer barrel body in a sleeved manner, the upper end of the outer barrel body is detachably fixed to the vibrating hammer, a twist drill is arranged inside the sleeve assembly, and each traction device comprises a rack which is vertically arranged on the outer barrel body, a gear which is installed on a supporting leg and meshed with the rack, a guide pulley which is installed on the supporting leg and is in belt transmission with the gear and a winch which is fixed to the positioning steel plate and is in belt transmission with the guide pulley. According to the rapid green construction cleaning device for the urban waste foundations, old piles are drilled through the twist drill, the sleeve assembly supports the old piles, a soil compaction effect is formed, the gears and the racks are meshed to assist in lifting steel wire ropes, pile heads are firm in clasp and good in guiding performance, disturbance to surrounding underground soil and adjacent structures does not exist, and the rapid green construction cleaning device for the urban waste foundations has the advantages of being flexible and convenient to construct, high in pile pulling efficiency, green and environmentally friendly.
Owner:DA CHENG KE CHUANG INFRASTRUCTURE CO LTD

Vertical take off and landing fixed wing aircraft

A VTOL fixed wing aircraft capable of high-speed forward flight. The aircraft has a main wing internally reinforced with front and aft spars. Spar boxed are located in roll-balanced locations along the wing. Each spar box serves as a connection point for a support linkage that supports a leading-edge and trailing-edge propulsion unit. The leading-edge propulsion unit is fitted with a puller propeller and designed for articulated movement between a VTOL position in front of the wing leading edge and a forward flight position below the wing leading edge. The trailing-edge propulsion unit is fitted with a pusher propeller and designed for articulated movement between a VTOL position in behind the wing trailing edge and a forward flight position above the wing leading edge. The propeller includes a propulsor thrust ring having an aerodynamic profile and a thrust nozzle to capture and vector radial air leakage into thrust.
Owner:HI LITE AIRCRAFT

Hydraulic pin hole type lifting system

The present invention provides a hydraulic pin hole type lifting system. The hydraulic pin hole type lifting system is applicable to water platforms. A water platform consists of a platform main body and spud legs with pin holes. The hydraulic pin hole type lifting system comprises a plurality of lifting mechanism sets. Each lifting mechanism set is matched with a spud leg. Each lifting mechanism set consists of a lifting frame, a guide device, a guide frame, a main lifting gear and an auxiliary lifting gear. The lifting frame is fixedly disposed on the platform main body. The guide device is disposed on the lifting frame; the guide device is matched with the spud legs; and the spud legs can go up and down along the guide device. The guide frame is disposed on the lifting frame. The main lifting gear and the auxiliary lifting gear are disposed on the guide frame and positioned in the lifting frame, wherein the main lifting gear consists of a main lifting oil cylinder and a high-position dwell pin mechanism with high-position plug pins, and the auxiliary lifting gear consist of an auxiliary lifting oil cylinder and a low-position dwell pin mechanism with low-position plug pins. The hydraulic pin hole type lifting system provided by the present invention has a high lifting speed and a strong lifting capability.
Owner:SHANGHAI ZHENHUA HEAVY IND

Flue gas white smoke plume removing method for increasing heat energy utilization rate

The invention relates to a flue gas white smoke plume removing method for increasing the heat energy utilization rate. The flue gas white smoke plume removing method comprises the following steps: S1,high-temperature flue gas is subjected to stepped condensation, specifically, a condenser is divided into a high-temperature chamber and a low-temperature chamber, flue gas sequentially enters the high-temperature chamber and the low-temperature chamber to be condensed, steam is condensed, and thus stepped cooling is achieved; S2, the flue gas is subjected to desulfuration, specifically, the fluegas condensed in the step S1 enters a desulfurizing tower, acid flue gas flows upwards from the bottom and is in reverse contact with sprayed alkaline desulfuration slurry to be subjected to chemicalreaction, thus sulphurous acid is generated and falls into the bottom of the desulfurizing tower to be recovered; S3, dust removing and demisting are conducted, specifically, the flue gas subjected to desulfuration in the step S2 passes through an efficient micro-cyclone dust removing and demisting device, while liquid water with the grain size being 5 [mu]m or below is effective captured, vaporous water in the saturated flue gas is partially converted into liquid water, and the flue gas is transformed from the saturated state to the undersaturation state; S4, waste gas is heated, specifically, the flue gas subjected to dust removing and demisting in the step S3 is heated and warmed up through a water gas heat exchanger; and S5, the waste gas is discharged, specifically, after the flue gas is warmed up in the step S4, the saturability of the flue gas is reduced, and the flue gas is discharged into the atmosphere through a chimney.
Owner:河南迪诺环保科技股份有限公司

Method for sinking ultra-long large-diameter permanent steel protective cylinder

InactiveCN110528520AReal-time observation stabilityImprove securityBulkheads/pilesLifting capacitySteel frame
The invention relates to the technical field of ultra-deep water area pile foundation construction, and aims to provide a method for sinking an ultra-long large-diameter permanent steel protective cylinder. According to the technical scheme, the method is characterized in that hoisting, splicing and sinking of the steel protective cylinders are completed through the matching of a crawler crane with a gantry crane; after being spliced, the heavier steel protective cylinders are placed by the gantry crane, so that the characteristic of high lifting capacity of the gantry crane is utilized; a vibratory hammer is lifted by the crawler crane during vibration sinking, so that the advantage of flexible control of the crawler crane is effectively taken; lifting lugs at the top of the steel protective cylinder are adopted to hang the steel protective cylinder on a steel frame of an upper-layer guide frame to be vertically spliced with the subsequent steel protective cylinder, so that the problem that a traditional first-section steel protective cylinder is able to stand for being vertically spliced only after reaching a riverbed is solved; and roller limiters with rubber pads are arranged on the upper-layer guide frame and a lower-layer guide frame for limiting, so that the plane position and the vertical degree of the permanent steel protective cylinder are corrected, and damage of theroller limiters to an anti-corrosion coating of the permanent steel protective cylinder is effectively reduced by the rubber pads of the roller limiters. The method has the advantages of being convenient to construct, reliable in quality and remarkable in economical benefit.
Owner:JIANGSU PROVINGIAL TRANSPORTATION ENG GRP

Active-dye low-salt dip dyeing method for cotton fabric

The invention relates to an active-dye low-salt dip dyeing method for cotton fabric. A one-step process employed by the technology is excellent in dyeing effect, and in the one-step process technology, a salt substitute is applied to a pretreatment technology, pretreatment does not need individually performing, and the processing process is shortened and water and energy are saved. Also, BOD5 and CODCr of a processing raffinate of the one-step process technology are reduced compared with routine pretreatment, and the one-step process technology is environment-friendly. The low-salt dyeing technology is capable of reducing the usage amount of anhydrous sodium sulfate in the dyeing process by 50%, is excellent in dyeing effect, has the dyed fabric K / S value higher than that of a routine dyeing technology, and is uniform in obtained color. The soaping fastness and the perspiration fastness are both high and are both 4-5 grade or more, the solarization fastness is 4 grade or more, and the dry / wet friction fastness is 4 grade or more. The improving capacity of the low-salt dyeing technology is better than that of a routine dyeing technology, in other words, the usage amount of a dye is less when same chroma is obtained, and the dye uptake of the low-salt dyeing technology is far higher than that of a routine dyeing technology.
Owner:WUXI XINGLIN DYEING ENVIRONMENTAL PROTECTION EQUIP

U-shaped pin pull-out device

Disclosed is a U-shaped pin pull-out device. The U-shaped pin pull-out device comprises a strip-shaped steel plate. A small elbow which is upwards bent is arranged at one end of the strip-shaped steel plate, and is mainly used for pulling small U-shaped pins out. A large elbow which is downwards bent is arranged at the other end of the strip-shaped steel plate. A protrusion is arranged on the portion, close to the sharp portion, of the left side of the small elbow, and a protrusion is arranged on the portion, close to the sharp portion, of the right side of the large elbow. The steel plate is a stainless steel plate. Due to the facts that existing methods that U-shaped pins are pried by a screwdriver, a vice is matched with the screwdriver to pull the U-shaped pins out, and the U-shaped pins are knocked by a hammer can be changed, and the U-shaped pins can be pulled out by a special tool, the pull-out effect can be effectively improved, and the situation that a worker is bruised or scratched can be avoided.
Owner:朱鹏飞

Aerial photography line patrol cradle head and aerial photography line patrol device

The invention provides an aerial photography line patrol cradle head and an aerial photography line patrol device. The aerial photography line patrol cradle head comprises a frame body (1) suitable for containing a shooting device and being connected with a balloon. The balloon lifts the shooting device to the air through the frame body (1) to conduct line patrol shooting. By the adoption of the aerial photography line patrol cradle head, the force of the fire balloon is used for lifting the shooting device to the air, an unmanned aerial vehicle or a manned helicopter is not used any more, and cost is greatly reduced; and the fire balloon is high in lifting capacity and can bear a special digital camera with the relatively large weight and a particularly-required shooting lens, the shooting device can be placed on the frame body, line patrol shooting can be directly conducted on a power circuit, shot images are clear, and the shooting requirement can be met.
Owner:STATE GRID SHANDONG ELECTRIC POWER +1

Aeration system and aeration method for sewage biochemical pools

The invention discloses an aeration system for sewage biochemical pools. The aeration system includes at least one set of aeration devices and a blower. Each aeration device includes rectangular peripheral pipes and inner connecting pipes, wherein the peripheral pipes include long pipes and short pipes, the inner connecting pipes and the short pipes are arranged in parallel, aeration holes are evenly formed in the bottoms of the peripheral pipes and the inner connecting pipes, at least four supporting legs are arranged at the bottoms of the peripheral pipes, each supporting leg is tied with asteel wire rope, and the other end of each wire rope is fixed to the ground. The aeration device and the blower are connected. The aeration system allows multiple sets of aeration devices to be used at the same time, meets the requirements of biochemical pools of different sizes and has a wide application range; during overhauling, it is only necessary to lift out faulty aeration devices, the operation is simple, the normal use of the other aeration devices is not affected, and the aeration efficiency is high.
Owner:张家港市清泉水处理有限公司

Continuous bidirectional-lifting oil well pump

The invention discloses a continuous bidirectional-lifting oil well pump. The oil well pump comprises an inner cavity and an outer cavity, wherein an interlayer space located between the inner cavity and an outer cavity is formed in the inner space of the inner cavity; a top seal is arranged at the top of the inner cavity, a piston which divides the inner space into an upper space and a lower space is arranged in the inner cavity, and an oil pumping rod penetrates through the top seal and is connected with the piston; and end cover is arranged at the bottoms of the inner cavity and the outer cavity and is provided with a lower pump body oil inlet valve leading to the lower space, a lower pump body oil outlet valve leading to the interlayer space is arranged at the lower part of the side wall of the inner cavity, an upper pump body oil outlet valve leading to the interlayer space is arranged at the upper part of the side wall of the inner cavity, and an upper pump body oil inlet valve leading to the upper space is arranged at the upper part of the side wall of the outer cavity; and the lower pump body oil inlet valve, the lower pump body oil outlet valve, the upper pump body oil outlet valve and the upper pump body oil inlet valve are one-way valves. According to the continuous bidirectional-lifting oil well pump, oil can be pumped in an upstroke and a downstroke, so that the working efficiency is improved.
Owner:孙旭

A sugar beet digging device

The invention relates to a beet digger, which is characterized by comprising a machine frame, a combined digging part and a driving system, wherein the machine frame comprises a first cross beam, a second cross beam, a third cross beam between the first and second cross beam, a first longitudinal beam and a second longitudinal beam; the combined digging part comprises a disc axle arm frame, one end of the disc axle arm frame is connected with the third cross beam, the other end of the disc axle arm frame is connected with two connecting shafts, and the other ends of the two connecting shafts are both connected with a disc; eccentric wheels are arranged below the longitudinal beams on the side of the first cross beam; the two eccentric wheels are connected by a first drive shaft which is provided with a digger blade positioned at a lower nonaligned place between the two discs; the driving system comprises a gear box arranged on the second cross beam, the input end of the gear box is connected with a power device, and the output end of the gear box is connected with a second drive shaft and a gear oil pump respectively; the second drive shaft drives the eccentric wheels to rotate through a chain wheel drive device; the input end of the gear oil pump is connected with an oil tank; the output end of the gear oil pump is connected with a hydraulic motor; and the power output end of the hydraulic motor is connected with one of the two discs.
Owner:CHINA AGRI UNIV

Four-axis synchronous lifting mechanism with protection function

The invention discloses a four-axis synchronous lifting mechanism with the protection function. The mechanism comprises two synchronous lifting mechanisms, each synchronous lifting mechanism comprises a supporting structure, a power device, a lifting device and a hydraulic matching device, and each supporting structure comprises a base, a supporting column, a connecting beam and a connecting rib. The four-axis synchronous lifting mechanism with the protection function is provided with a ball screw, a lifting seat is controlled to ascend and descend through the ball screw, high-precision displacement can be achieved through control of a servo motor, large loads are achieved through the large-diameter ball screw, the lifting capacity of the four-axis synchronous lifting mechanism is improved, and when the servo motor or the ball screw breaks down, a hydraulic station stops supplying oil, a hydraulic rod keeps still, and the tension of an oil cylinder and the dead weight of a load on the lifting seat are balanced, so that the lifting seat keeps still, and potential safety hazards caused by downward sliding due to the dead weight are avoided.
Owner:江苏凯能机械设备有限公司

Bucket elevator having high front edge opening

The invention relates to the field of feed processing machinery, in particular to a bucket elevator having high a front edge opening. The bucket elevator comprises a stand, a machine head, a motor, a traction piece and a shell, wherein the stand comprises a feed port and a tension wheel; the machine head comprises the motor, a driving wheel and a discharge port; the traction piece is positioned in the shell, and is fixedly connected with a dustpan; and the front edge of the dustpan is higher than the side wall of the dustpan. When the bucket elevator having the high front edge opening, provided by the invention, conveys materials with higher water content and weaker fluidity, the higher front edge of the dustpan effectively prevents the materials from flowing outside the dustpan, so that the elevating capacity of the bucket elevator is largely improved.
Owner:孙永志

Device for hoisting steel coil on flat ground

The invention relates to the technical field of hoisting devices, and discloses a device for hoisting a steel coil on the flat ground, which comprises a hydraulic bin, a connecting frame is fixedly mounted at the top of the hydraulic bin, and a stroke stopping plate is fixedly mounted at the position, close to the top, of an inner cavity of the hydraulic bin; four stroke holes are formed in the outer surface of the hydraulic bin, distributed in an annular array mode and movably connected into the hydraulic bin in a sleeved mode through an extrusion pipe. The lifting device is movably connected with the rotating seat I in a sleeving manner through the rotating rod during bearing, so that the extrusion device is driven to move in the hydraulic bin in the vertical downward direction, and the total volume of the interior of the extrusion pipe, an inner cavity of the hydraulic bin and a containing cavity located between the extrusion pipe and the flow limiting plug is reduced; and therefore, the hydraulic pressure in the containing cavity is increased, the reverse acting force borne by the telescopic rod is further improved, the friction force between the contact plate and the steel ring is further improved, the stability of the device in the working process is improved, and meanwhile the maximum hoisting weight of the device is further improved.
Owner:曾泉

Mechanical power head long stroke feeding mechanism and operation method thereof

InactiveCN110685608AImprove power transmission efficiencyAbility to handle accidentsDrilling rodsConstructionsClutchWinch
The invention discloses a mechanical power head long stroke feeding mechanism and an operation method thereof. The mechanical power head long stroke feeding mechanism comprises a drilling rig rack, amotor, a clutch, a gearbox, an oil pump, a winch, a water brake device, a winch rack, a sleeve roller chain, a hexagonal vertical shaft, a drill rod, a hydraulic chuck, a power head, an arc tooth box,a first universal coupling, a first pneumatic clutch, a transfer case, a second pneumatic clutch and a second universal coupling. The invention further discloses the operation method for the mechanical power head long stroke feeding mechanism. For the mechanical power head long stroke feeding mechanism disclosed by the invention, by adopting the mechanical power head, the power transmission efficiency is high with high efficiency and energy conservation; by adopting a mechanical power head double-oil cylinder long stroke feeding device, a feeding stroke reaches 3.33 meters, and a core can betaken after primary feeding; and a power head sliding frame adopts a rolling wheel structure, and sliding friction is changed into rolling friction, so that rail abrasion is reduced, the running resistance is lowered, and in addition, maintenance and replacement are facilitated.
Owner:中陕核工业集团陕西二一〇研究所有限公司

Lifting platform utilizing high-strength round chain

The invention belongs to the technical field of lifting equipment, and particularly relates to a lifting platform using a high-strength round chain. The lifting platform comprises a pressure buffering mechanism and further comprises a first lifting mechanism facilitating lifting of a second lifting mechanism, and the first lifting mechanism comprises a round chain lifting rope, a pulley, a rope roller, a second motor and a support. According to the lifting platform utilizing the high-strength round chain, through the arrangement of a contact pressing plate and a pressure buffering spring, goods on the upper portion can be supported when a lifting platform plate is placed on the lifting platform, and during preliminary lifting, the pressure buffering spring can apply force to the lifting platform plate, so that small labor is needed during preliminary lifting; and by means of the arrangement of the round chain lifting rope, on one hand, the lifting capacity is high, on the other hand, a heavy object can be preliminarily lifted under driving of the second motor, and it is prevented that much labor is needed when the heavy object is directly driven by a threaded lead screw.
Owner:江苏鸿恩智能科技有限公司

Device for quick access of bypass operation vehicle to overhead line

PendingCN109546576AFix fixitySolve the problem that cables are easy to touch transformers and other equipment with different potentialsApparatus for overhead lines/cablesElectricityTransformer
The invention discloses a device for quick access of a bypass operation vehicle to an overhead line. A cable is supported by a support platform, the cable is lifted to the required working height by supporting telescopic arms, and a cable head is stabilized at a power transmission place through a cable support platform limit support bracket and a cable telescopic arm limit support bracket. The device is simple in operation, strong in lifting capability, strong in wind resistance and pressure resistance capability, strong in stability, can be fast moved, and can be loaded and transported on a vehicle, can solve the problem that when the cable of bypass operation vehicle quickly accesses, a cable vertical line and a cable circuit cannot be fastened and the cable is easy to touch electrical potential devices such as transformers, enables the access time of temporary electricity to be shortened, and enables operation efficiency to be improved.
Owner:SHANGHAI MUNICIPAL ELECTRIC POWER CO

Hoist with head sheave overhauling and locking device

The invention relates to a hoist with a sky wheel inspection and locking device. Including the friction wheel and the PLC control platform, the steel wire rope is wound around the outer circumference of the friction wheel, one end of the wire rope bypasses the upper sky wheel and connects with the lifting container, the other end of the wire rope bypasses the lower sky wheel and connects with the counterweight, and the lifting container and the counterweight are connected by a tail rope ;The PLC control platform controls the start and stop of the friction wheel, the PLC control platform is connected to the power supply through the wire, the power supply is connected to the changeover switch piece through the wire, the PLC control platform is also connected to the first contact through the wire, and the buzzer switch and the buzzer are connected in series to the warning The lights are connected in parallel, one end of the warning light is connected to the second contact through a wire, and the other end of the warning light is connected to the power supply through a wire. The invention has the advantages of high speed, large lifting capacity and good safety; it can ensure the safety of maintenance personnel who overhaul the sky wheel, and can give warnings to other personnel.
Owner:SHANDONG HUALIAN MINING

Rapid green construction removal device for urban waste foundation

The invention discloses a rapid green construction cleaning device for urban waste foundations. The rapid green construction cleaning device comprises hoisting equipment, a vibrating hammer, a positioning steel plate, an installation frame, a sleeve assembly, at least two traction devices, a first steel wire rope and at least two second steel wire ropes, wherein the sleeve assembly comprises an inner barrel body and an outer barrel body, the inner barrel body is arranged in the outer barrel body in a sleeved manner, the upper end of the outer barrel body is detachably fixed to the vibrating hammer, a twist drill is arranged inside the sleeve assembly, and each traction device comprises a rack which is vertically arranged on the outer barrel body, a gear which is installed on a supporting leg and meshed with the rack, a guide pulley which is installed on the supporting leg and is in belt transmission with the gear and a winch which is fixed to the positioning steel plate and is in belt transmission with the guide pulley. According to the rapid green construction cleaning device for the urban waste foundations, old piles are drilled through the twist drill, the sleeve assembly supports the old piles, a soil compaction effect is formed, the gears and the racks are meshed to assist in lifting steel wire ropes, pile heads are firm in clasp and good in guiding performance, disturbance to surrounding underground soil and adjacent structures does not exist, and the rapid green construction cleaning device for the urban waste foundations has the advantages of being flexible and convenient to construct, high in pile pulling efficiency, green and environmentally friendly.
Owner:DA CHENG KE CHUANG INFRASTRUCTURE CO LTD
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