CN116588819A - Hoisting device for glass curtain wall plate and construction method thereof - Google Patents

Hoisting device for glass curtain wall plate and construction method thereof Download PDF

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Publication number
CN116588819A
CN116588819A CN202310460254.0A CN202310460254A CN116588819A CN 116588819 A CN116588819 A CN 116588819A CN 202310460254 A CN202310460254 A CN 202310460254A CN 116588819 A CN116588819 A CN 116588819A
Authority
CN
China
Prior art keywords
support frame
curtain wall
suspension arm
lifting
support
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310460254.0A
Other languages
Chinese (zh)
Inventor
张康生
龚俊
胡荣耀
毛钟蔚
汪华玉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China First Metallurgical Group Co Ltd
Original Assignee
China First Metallurgical Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China First Metallurgical Group Co Ltd filed Critical China First Metallurgical Group Co Ltd
Priority to CN202310460254.0A priority Critical patent/CN116588819A/en
Publication of CN116588819A publication Critical patent/CN116588819A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/04—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs the effective length of which is variable in operation, e.g. longitudinally displaceable, extensible
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00—Other constructional features or details
    • B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/06—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs mounted for jibbing or luffing movements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/16—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
    • B66C23/166—Simple cranes with jibs which may be fixed or can slew or luff
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
    • B66C23/20—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures
    • B66C23/201—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes with supporting couples provided by walls of buildings or like structures with supporting couples provided from above, e.g. by ceilings of buildings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
    • B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
    • B66C23/42—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes with jibs of adjustable configuration, e.g. foldable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/64—Jibs
    • B66C23/68—Jibs foldable or otherwise adjustable in configuration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/64—Jibs
    • B66C23/70—Jibs constructed of sections adapted to be assembled to form jibs or various lengths
    • B66C23/701—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic
    • B66C23/705—Jibs constructed of sections adapted to be assembled to form jibs or various lengths telescopic telescoped by hydraulic jacks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/72—Counterweights or supports for balancing lifting couples
    • B66C23/74—Counterweights or supports for balancing lifting couples separate from jib
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/72—Counterweights or supports for balancing lifting couples
    • B66C23/78—Supports, e.g. outriggers, for mobile cranes
    • B66C23/80—Supports, e.g. outriggers, for mobile cranes hydraulically actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/82—Luffing gear
    • B66C23/821—Bracing equipment for booms
    • B66C23/826—Bracing equipment acting at an inclined angle to vertical and horizontal directions
    • B66C23/828—Bracing equipment acting at an inclined angle to vertical and horizontal directions where the angle is adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/62—Constructional features or details
    • B66C23/84—Slewing gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
    • B66C23/88—Safety gear
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14—Conveying or assembling building elements
    • E04G21/16—Tools or apparatus
    • E04G21/162—Handles to carry construction blocks
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14—Conveying or assembling building elements
    • E04G21/16—Tools or apparatus
    • E04G21/167—Tools or apparatus specially adapted for working-up plates, panels or slab shaped building elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The application relates to the technical field of buildings, in particular to a hoisting device for glass curtain wall plates and a construction method thereof. The device comprises a support frame, wherein both sides of both ends of the support frame are provided with support mechanisms for positioning, and one end of the top of the support frame is provided with a hoisting mechanism for transporting objects; the hoisting mechanism comprises a chassis, a rotating disc, an upright post, a rotating upright post, a front suspension arm, a first hydraulic rod, a telescopic suspension arm, a rotating suspension arm and a second hydraulic rod, and the bottom of the chassis is fixed with the support frame. According to the hoisting device for the glass curtain wall plate and the construction method thereof, one end of the top of the support frame is connected with the back-top steel frame support through bolts, the position of the support frame is supported through contact between the back-top steel frame support and the beam plate, then an anti-falling steel wire rope is installed at one end of the support frame, lifting support legs and supporting steel plates in supporting mechanisms are installed on two sides of two ends of the support frame, and meanwhile objects needing to be hoisted are lifted through the hoisting mechanisms.

Description

Hoisting device for glass curtain wall plate and construction method thereof
Technical Field
The application relates to the technical field of buildings, in particular to a hoisting device for glass curtain wall plates and a construction method thereof.
Background
With the continuous development of building design and construction technology, high-rise and super high-rise buildings are becoming more and more common in modern buildings. The building height is increased continuously, the vertical face change is more and more complex, and higher requirements are also put forward on the construction technology of the building curtain wall;
in the construction of high-rise and super-high-rise building curtain walls, horizontal hoisting rails are generally installed on floors with certain intervals, and electric trolleys are installed on the rails and used for hoisting curtain wall installation components and materials (large plate glass, aluminum plates and the like can be hoisted and hoisted);
the use of the hoisting system can reduce labor intensity and quicken construction progress, but also has the limitation that: because the hoisting track is arranged on the main structural beam, when the building elevation is a special-shaped elevation, namely the outer edges of the curtain walls of all floors are different in size, for example, the outer inclined ladder type overhanging glass curtain wall or the outdoor suspended ceiling system of the curtain wall is in an overhanging state, the track for hoisting cannot effectively cover the construction surface, and the electric trolley on the hoisting track cannot be used for directly hoisting the plate from the ground;
in the prior art, in the engineering of installation of large-scale plates such as curtain wall glass, the cooperation construction of a tower crane and a large-scale crane is required, in the curtain wall construction of high-rise and super high-rise building, the large-scale crane is often limited by the height of a building and can not be used, the ballast balance of a plurality of existing movable hoisting devices is completely dependent on a counterweight mechanism thereof during hoisting, the stability and the safety are low, and operators responsible for hoisting devices can not see the hoisting process and the positions of the plates, and the positions are required to be determined to operate by the communication with plate installation personnel, so that the small-amplitude rotary swing is difficult to accurately operate. Therefore, how to safely and stably carry out accurate hoisting construction of glass curtain wall plates when the outer edges of the outer facade curtain walls of high-rise or super high-rise buildings are different in size or when the outdoor suspended ceiling system of the curtain wall is in an overhanging state becomes a great difficult problem to be solved in the field of curtain wall construction.
Disclosure of Invention
Based on the above, it is necessary to provide a hoisting device for glass curtain wall panels and a construction method thereof, which are used for solving the technical problems in the prior art.
In order to solve the technical problems, the application adopts the following technical scheme:
the lifting device for the glass curtain wall plate comprises a support frame, wherein supporting mechanisms for positioning are arranged on two sides of two ends of the support frame, and a lifting mechanism for transporting objects is arranged at one end of the top of the support frame;
the lifting mechanism comprises a chassis, a rotating disk, a stand column, a rotating stand column, a front suspension arm, a first hydraulic rod, a telescopic suspension arm, a rotating suspension arm and a second hydraulic rod, wherein the bottom of the chassis is fixed with a supporting frame, the top of the chassis is rotationally connected with the rotating disk, the top of the rotating disk is fixedly provided with the stand column, the rotating stand column is rotationally connected with the inside of the top of the stand column, the front suspension arm is rotationally connected with the inside of the top of the rotating stand column, one end of the stand column is fixedly provided with the first hydraulic rod, the push rod of the first hydraulic rod is rotationally connected with the front suspension arm, the front suspension arm is far away from the telescopic suspension arm, the top of the front suspension arm is fixedly provided with the second hydraulic rod, the push rod of the second hydraulic rod is rotationally connected with the telescopic suspension arm, and the outer side of the telescopic suspension arm far away from one end of the front suspension arm is rotationally connected with the rotating suspension arm.
As a preferred implementation mode of the lifting device for the glass curtain wall plate, provided by the application, one end of the top of the support frame is connected with a back-top steel frame support through bolts.
As a preferred implementation mode of the hoisting device for the glass curtain wall plate, provided by the application, an anti-falling steel wire rope is fixed on the outer side of one end of the support frame.
As a preferred implementation mode of the lifting device for the glass curtain wall plate, provided by the application, the four end corners of the bottom of the support frame are provided with universal casters.
As a preferred implementation mode of the lifting device for the glass curtain wall plate, the supporting mechanism comprises lifting support legs and supporting steel plates, the lifting support legs are fixed with supporting frames through bolts, the lifting support legs are hydraulic lifting support legs, and the supporting steel plates are fixed on push rods of the lifting support legs.
As a preferred implementation mode of the lifting device for the glass curtain wall plate, provided by the application, one end of the top of the upright post is rotatably connected with a connecting steel pipe, and the connecting steel pipe is fixed with the support frame through a pin.
As a preferred embodiment of the lifting device for the glass curtain wall plate, provided by the application, a high-definition camera is fixed at one end of the bottom of the telescopic boom, which is far away from the front boom.
As a preferred implementation mode of the hoisting device for the glass curtain wall plate, provided by the application, a winding mechanism for adjusting the height of a hoisting object is arranged at the top of the support frame, the winding mechanism comprises a winch, a rope winding device, a pulley and a steel wire rope, the bottom of the winch is fixed with the support frame, the steel wire rope is wound on the outer side of the winch, the rope winding device is fixed at the top of the winch, the pulleys are connected to two sides of one end of the rotary boom far away from the telescopic boom in a rotating way, one end of the steel wire rope penetrates through the tops of the front boom and the telescopic boom and is in sliding connection with the pulleys, and a lifting hook is fixed at one end of the steel wire rope.
As a preferred implementation mode of the lifting device for the glass curtain wall plate, provided by the application, one end of the top of the support frame far away from the lifting mechanism is provided with a weight-increasing weight mechanism, the weight-increasing weight mechanism comprises round steel pipes and weight-increasing cement blocks, one end of the top of the support frame is uniformly distributed and fixed with the round steel pipes, the outer sides of the round steel pipes are slidably connected with the weight-increasing cement blocks, and the weight-increasing cement blocks are positioned at the top of the support frame.
A construction method of a hoisting device of a glass curtain wall plate is used for any one of the above steps as follows:
transporting the support frame, the back-roof steel frame support, the hoisting mechanism, the supporting mechanism, the counterweight mechanism and the winding mechanism to a floor position where the curtain wall outdoor suspended ceiling system is in an overhanging state, and assembling;
positioning the position of the support frame, and starting the lifting support legs to enable the support steel plate to be in contact with the ground so as to support the support frame;
a plurality of counterweight cement blocks are assembled on the outer side of the round steel pipe;
starting a first hydraulic rod, adjusting the angle between the front suspension arm and the rotary upright post, starting a second hydraulic rod, and adjusting the length of the telescopic suspension arm in the front suspension arm;
the hoist is started, and the steel wire rope is wound through the pulley to control the lifting hook and the height of the building hooked by the lifting hook.
It can be clearly seen that the technical problems to be solved by the present application can be necessarily solved by the above-mentioned technical solutions of the present application.
Meanwhile, through the technical scheme, the application has at least the following beneficial effects:
according to the hoisting device for the glass curtain wall plate and the construction method thereof, one end of the top of the support frame is connected with the back-top steel frame support through bolts, the position of the support frame is supported through contact between the back-top steel frame support and the beam plate, then an anti-falling steel wire rope is installed at one end of the support frame, the support frame can be prevented from falling due to sliding through fixation of the anti-falling steel wire rope and an external structural column, universal casters capable of moving are arranged at the bottom of the support frame, lifting support legs and supporting steel plates in supporting mechanisms are installed at two sides of two ends of the support frame, the contact area between the supporting steel plates and the ground can be increased while the position of the support frame is fixed through contact between the supporting steel plates and the ground, objects needing to be hoisted are lifted through the hoisting mechanism, and hooks are retracted through the winding mechanism;
by adding the rotary suspension arm at the tail end of the telescopic suspension arm, the lifting construction difficulty of the glass curtain wall plate in the overhanging state of the curtain wall outdoor lifting mechanism can be solved, the lifting construction difficulty of the camber stepped overhanging glass curtain wall can be also solved, meanwhile, the damage to the main body floor caused by the conventional lifting mode through the perforation of the floor is avoided, the construction quality is ensured, the application range of lifting equipment is enlarged, and the lifting construction method is more diversified;
the anti-falling steel wire rope is fixed at the rear of the device and connected with the structural column, so that enough stress is ensured, and the safety and stability of the hoisting device can be greatly improved;
by adopting a mode of adding a high-definition camera at the tail end of the telescopic boom, the whole hoisting process is visualized, so that the installation accuracy of the glass curtain wall is improved, the construction efficiency of hoisting the glass curtain wall plate is greatly improved, and the labor cost is saved;
through adopting upper and lower double pulley design at the end that rotatory davit kept away from flexible davit one end, no matter rotatory davit is in the state of unbending or rotation state, wire rope all can be fine place on the pulley, reduces wire rope's wearing and tearing, avoids wire rope to roll off the pulley track, improves production factor of safety.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic overall perspective view of the present application;
FIG. 2 is a schematic diagram of the overall application;
FIG. 3 is a schematic view of the telescopic boom of the present application;
fig. 4 is a schematic view of the internal structure of the rotary boom of the present application.
In the figure: 1. a support frame; 2. a back-roof steel frame is supported; 3. round steel pipes; 4. a weight cement block; 5. lifting the supporting leg; 6. supporting a steel plate; 7. anti-falling steel wire rope; 8. a control platform; 9. a chassis; 10. a rotating disc; 11. a column; 12. rotating the upright post; 13. a front boom; 14. a first hydraulic lever; 15. a telescopic boom; 16. high definition camera; 17. rotating the boom; 18. a hoist; 19. rope arranging device; 20. connecting steel pipes; 21. a second hydraulic lever; 22. and (3) a pulley.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present application more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
The application provides a hoisting device for glass curtain wall plates and a construction method thereof.
Specifically, referring to fig. 1 to 4, the hoisting device specifically includes:
the support frame 1, the one end bolted connection at support frame 1 top has back top steelframe support 2 to can support the position of support frame 1 through the contact of back top steelframe support 2 and beam slab, the outside of support frame 1 one end is fixed with anti-falling wire rope 7, can prevent through anti-falling wire rope 7 and the fixed of external structure post that support frame 1 from sliding and leading to falling, four terminal angles of support frame 1 bottom all are provided with the universal castor, can remove the regulation through the position of universal castor to support frame 1;
lifting support legs 5 are positioned at two sides of two ends of the support frame 1, and support steel plates 6 are fixed at the bottoms of the lifting support legs 5, so that the contact area between the support steel plates 6 and the ground can be increased;
the hoisting mechanism is positioned at the other end of the top of the support frame 1;
the winding mechanism is positioned at one end of the hoisting mechanism at the top of the support frame 1.
According to the hoisting device for the glass curtain wall plate and the construction method thereof, one end of the top of the support frame 1 is connected with the back-top steel frame support 2 through bolts, the position of the support frame 1 is supported through contact between the back-top steel frame support 2 and a beam plate, then the anti-falling steel wire rope 7 is installed at one end of the support frame 1, the support frame 1 can be prevented from falling due to sliding through fixation of the anti-falling steel wire rope 7 and an external structural column, universal casters capable of moving are arranged at the bottom of the support frame 1, meanwhile, lifting support legs 5 and supporting steel plates 6 in supporting mechanisms are installed at two sides of the two ends of the support frame 1, the contact area between the supporting steel plates 6 and the ground is increased while the position of the support frame 1 is fixed through contact between the supporting steel plates 6 and the ground, an object to be hoisted is lifted through the hoisting mechanism, and a hook is retracted through the winding mechanism.
It should be noted that, under the condition of no conflict, the embodiments of the present application and the features and technical solutions in the embodiments may be combined with each other.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Example 1
Referring to fig. 1-4, a hoisting device for a glass curtain wall plate comprises a support frame 1, wherein one end bolt at the top of the support frame 1 is connected with a back-top steel frame support 2, so that the position of the support frame 1 can be supported by the contact between the back-top steel frame support 2 and a beam plate, an anti-falling steel wire rope 7 is fixed on the outer side of one end of the support frame 1, the support frame 1 can be prevented from falling due to sliding through the fixation of the anti-falling steel wire rope 7 and an external structural column, universal casters are arranged at four end corners at the bottom of the support frame 1, and the position of the support frame 1 can be moved and adjusted through the universal casters, so that the support frame 1 and the whole device move on the beam plate;
supporting mechanisms for positioning are arranged on two sides of two ends of the supporting frame 1, each supporting mechanism comprises a lifting supporting leg 5 and a supporting steel plate 6, each lifting supporting leg 5 is fixed with the supporting frame 1 through bolts, each lifting supporting leg 5 is a hydraulic lifting supporting leg, and each pushing rod of each lifting supporting leg 5 is fixed with the corresponding supporting steel plate 6, so that the supporting steel plates 6 can be driven to lift through hydraulic operation of the corresponding lifting supporting legs 5, the contact area between the supporting steel plates 6 and the ground is increased, the supporting steel plates are prevented from entering the ground, the supporting frame 1 cannot be supported and fixed, and universal casters are separated from the ground;
the lifting mechanism for transporting objects is arranged at one end of the top of the supporting frame 1 and comprises a chassis 9, a rotating disc 10, a stand column 11, a rotating stand column 12, a front suspension arm 13, a first hydraulic rod 14, a telescopic suspension arm 15, a high-definition camera 16, a rotating suspension arm 17 and a second hydraulic rod 21, wherein the bottom of the chassis 9 is fixed with the supporting frame 1, the top of the chassis 9 is rotationally connected with the rotating disc 10, so that the rotating disc 10 can rotate at the top of the chassis 9, the stand column 11 is fixed at the top of the rotating disc 10, a connecting steel tube 20 is rotationally connected at one end of the top of the stand column 11, the connecting steel tube 20 is fixed with the supporting frame 1 through a pin, the position of the stand column 11 can be supported and fixed through the connecting steel tube 20, the top of the stand column 11 is prevented from inclining, the rotating stand column 12 is rotationally connected at the inner side of the top of the stand column 11, the front suspension arm 13 is rotationally connected at the inner side of the top of the rotating stand column 12, the front suspension arm 13 can rotate at the inner side of the top of the rotating stand column 12, the first hydraulic rod 14 is fixedly connected at one end of the top of the stand column 11, and the push rod of the first hydraulic rod 14 is rotationally connected with the front suspension arm 13, so that the front suspension arm 13 can rotate at the inner side of the front suspension arm 13 through the first suspension arm 14;
the inside sliding connection that front boom 13 kept away from rotatory stand 12 one end has flexible davit 15, the top of front boom 13 is fixed with second hydraulic stem 21, and the push rod and the flexible davit 15 rotation of second hydraulic stem 21 are connected, make the work of second hydraulic stem 21 drive flexible davit 15 and slide in the inboard of front boom 13, the one end that front boom 13 was kept away from to flexible davit 15 bottom is fixed with high definition digtal camera 16, make whole hoist and mount process visual, both improved the installation accuracy of glass curtain wall, also can greatly improve the efficiency of construction that glass curtain wall plate was hoisted, also practiced thrift the cost of labor, the outside rotation that front boom 13 one end was kept away from to flexible davit 15 is connected with rotatory davit 17, make the removal of flexible davit 15 can adjust rotatory davit 17;
the winding mechanism for adjusting the height of a hoisted object is arranged at the top of the supporting frame 1, the winding mechanism comprises a winch 18, rope arranging devices 19, pulleys 22 and steel wire ropes, the bottom of the winch 18 is fixed with the supporting frame 1, the steel wire ropes are wound on the outer sides of the winch 18, the rope arranging devices 19 are fixed at the top of the winch 18, the positions of the steel wire ropes can be limited through the rope arranging devices 19, the steel wire ropes cannot be wound on the outer sides of the control platform 8, the pulleys 22 are rotatably connected to two sides of one end, far away from the telescopic boom 15, of the rotating boom 17, one end of each steel wire rope penetrates through the front boom 13 and the top of the telescopic boom 15 and is slidably connected with the pulleys 22, so that the steel wire ropes can move on the outer sides of the pulleys 22, the steel wire ropes can be well placed on the pulleys 22 no matter in a straightening state or a rotating state, abrasion of the steel wire ropes is reduced, the steel wire ropes are prevented from sliding out of the tracks of the pulleys 22, the production safety coefficient is improved, and a lifting hook is fixed at one end of each steel wire rope, and the hoisted object is hooked by the lifting hook;
preferably, a control platform 8 is fixed at the top of the support frame 1 and is used for controlling the work of the winding mechanism and the hoisting mechanism through the control platform 8.
The following effects can be achieved:
by adding the rotary suspension arm 17 at the tail end of the telescopic suspension arm 15, the lifting construction difficulty of the glass curtain wall plate in the overhanging state of the curtain wall outdoor lifting mechanism can be solved, the lifting construction difficulty of the camber stepped overhanging glass curtain wall can be also solved, meanwhile, the damage to the main body floor caused by the conventional lifting mode through the perforation of the floor is avoided, the construction quality is ensured, the application range of lifting equipment is enlarged, and the lifting construction method is more diversified;
the anti-falling steel wire rope 7 is fixed at the rear of the device, and the anti-falling steel wire rope 7 is connected with the structural column, so that enough stress is ensured, and the safety and stability of the hoisting device can be greatly improved;
by adopting the mode of adding the high-definition camera 16 at the tail end of the telescopic boom 15, the whole hoisting process is visualized, so that the installation accuracy of the glass curtain wall is improved, the construction efficiency of hoisting the glass curtain wall plate is greatly improved, and the labor cost is saved;
by adopting the upper and lower double-pulley design at the tail end of the rotary suspension arm 17 far away from one end of the telescopic suspension arm 15, no matter the rotary suspension arm 17 is in a straightening state or a rotating state, the steel wire rope can be well arranged on the pulley 22, so that the abrasion of the steel wire rope is reduced, the steel wire rope is prevented from sliding out of the track of the pulley 22, and the production safety coefficient is improved.
According to the hoisting device provided by the embodiment, one end of the top of the support frame 1 is connected with the back-top steel frame support 2 through bolts, the position of the support frame 1 is supported through the contact between the back-top steel frame support 2 and a beam plate, then an anti-falling steel wire rope 7 is installed at one end of the support frame 1, the support frame 1 can be prevented from falling due to sliding through the fixation of the anti-falling steel wire rope 7 and an external structural column, universal casters capable of moving are arranged at the bottom of the support frame 1, lifting legs 5 and supporting steel plates 6 in supporting mechanisms are installed at two sides of the two ends of the support frame 1, the contact area between the supporting steel plates 6 and the ground can be increased while the position of the support frame 1 is fixed through the contact between the supporting steel plates 6 and the ground, the universal casters are separated from the contact with the ground to prevent movement, an object to be hoisted is hooked through a lifting hook in a winding mechanism, and the steel wire rope is driven to stretch or wind through the work of a winding machine 18 to lift the object hooked by the lifting hook through the assistance of the pulleys 22;
then adjust the turned angle of rotatory davit 17 through the rotation connection of hoist mechanism center pillar 11 and rotatory stand 12 to the interior rotation of davit 13 on rotatory stand 12 top is adjusted as required in the interior rotation of going forward of through the work of first hydraulic stem 14, then drives flexible davit 15 through the work of second hydraulic stem 21 and stretches out and draws back in the inside of davit 13 in the front, and then adjusts the length of flexible davit 15 and drive rotatory davit 17 and adjust length, makes whole hoist and mount process visual through high definition digtal camera 16 simultaneously, has both improved glass curtain wall's installation accuracy, also can greatly improve glass curtain wall plate hoist and mount's efficiency of construction, also practiced thrift the cost of labor.
Example two
Referring to fig. 1 and 2, a hoisting device of glass curtain wall plate, the one end that hoist mechanism was kept away from at support frame 1 top is installed the counter weight mechanism of increase weight, counter weight mechanism includes round steel pipe 3 and counter weight cement piece 4, the one end equipartition at support frame 1 top is fixed with round steel pipe 3, thereby can fix the position of round steel pipe 3, the outside sliding connection of round steel pipe 3 has counter weight cement piece 4, and let counter weight cement piece 4 be located the top of support frame 1, thereby can carry out spacingly to the position of counter weight cement piece 4 through round steel pipe 3, the weight that hoist mechanism one end was kept away from at support frame 1 top through the weight of a plurality of counter weight cement pieces 4 prevents to produce the slope.
According to the lifting device, when the weight is required to be increased to the top of the support frame 1 away from one end of the lifting mechanism, the plurality of counterweight cement blocks 4 are respectively arranged on the top of the support frame 1 outside the round steel pipe 3 according to the requirement, the positions of the counterweight cement blocks 4 are fixed through the round steel pipe 3, the weight of the top of the support frame 1 away from one end of the lifting mechanism is increased through the weight of the plurality of counterweight cement blocks 4, and the inclination is prevented.
Example III
On the basis of the first embodiment and the second embodiment, a construction method of a hoisting device for glass curtain wall plates is disclosed, and the method comprises the following steps:
1. in the process of hoisting and installing the glass curtain wall plate, a large number of glass curtain wall installing components and materials need to be hoisted, the whole hoisting device component can be firstly conveyed to the floor position where the outdoor suspended ceiling system of the curtain wall is in the overhanging state through a construction elevator, and then a professional operator assembles the glass curtain wall plate and moves the hoisting device to the hoisting position most suitable for the glass curtain wall plate;
2. before hoisting, operators need to carry out primary checking and fixing on the station and the device of the hoisting device, after determining the station of the hoisting device, supporting steel plates 6 in four supporting mechanisms below a chassis 9 of the movable frame are adjusted to be in ground contact and are well supported and assembled with the steel plates, lifting support legs 5 can be adjusted, when a crane is hoisted, the force is transferred to a floor by using the support, the requirement of balancing stress is met, four supporting points are arranged at the edge of a framework, and the four supporting points are used for stabilizing supporting points during hoisting, so that the whole hoisting device can be ensured to safely and stably hoist.
3. The whole hoisting device is powered by electric energy, the number of the counterweight cement blocks 4 is specifically determined according to the maximum weight of hoisting materials on a construction site, and meanwhile, the back-top steel frame support 2 and the anti-falling steel wire rope 7 are installed, so that the safety and stability of the hoisting device are ensured.
4. The control platform 8 is provided with a display screen, a starting button and an operating rod, the winch 18 is started, a first hydraulic rod 14 on the upright post 11 and a second hydraulic rod 21 on the front suspension arm 13 work, and the rotation control of the rotary disk 10 and the rotary suspension arm 17 and the rotation control of the high-definition camera 16 are uniformly regulated and controlled through the control platform 8. The control platform 8 is operated by a professional, and performs a lifting or lowering or moving and rotating operation by communicating with each other through an interphone.
5. The rotary suspension arm 17 mainly comprises an adjustable rotating shaft and two pulleys 22, the adjustable rotating shaft is positioned inside the rotary suspension arm 17 close to one end of the telescopic suspension arm 15, a rotation control device is arranged in the adjustable rotating shaft, the rotary suspension arm 17 can rotate at a certain angle in the hoisting process, meanwhile, a steel wire rope can be well placed on the pulleys 22 no matter the rotary suspension arm 17 is in a straightening state or a rotating state in the double-pulley design of the tail end of the rotary suspension arm 17, manual adjustment is not needed, the steel wire rope is prevented from sliding out of the track of the pulleys 22, abrasion of the steel wire rope can be reduced, and the production safety coefficient is improved.
6. The plate is hung on the steel wire rope hook of the winch 18 through on-site manufacturing, the winch 18 is started, and the pulley 22 at the tail end of the boom 17 is rotated to guide the steel wire rope to lift, so that the vertical movement of the material is realized. The control platform 8 is operated by a professional, and performs a lifting or lowering or moving and rotating operation by communicating with each other through an interphone.
7. In the hoisting process, ropeways are arranged at two ends of a steel wire rope of the glass curtain wall hoisting device, so that the overturning caused by the influence of wind power and the like in the transportation process is prevented, and the collision and friction between a plate and a floor structure are avoided.
8. The back-roof steel frame support 2 is of a detachable design, four butt joint grooves are formed in the tail end of the movable frame and are welded on the movable frame body in a full mode, and the back-roof steel frame support 2 is connected with the movable frame through the butt joint grooves and is fixed through high-strength bolts. Each supporting rod is fixed with the butt joint groove by using two high-strength bolts. The height of the back-roof steel frame support 2 can be adjusted, and the back-roof steel frame support can be suitable for floors with different heights.
9. Operators responsible for the hoisting device can start the hoisting device to hoist the components after the safety fixation of the glass components or materials of the curtain wall is ensured.
The application provides a hoisting device for glass curtain wall plates and a construction method thereof, and the use process of the hoisting device is as follows:
the lifting support comprises a support frame 1, a supporting frame 2, a lifting support leg 5 and a supporting steel plate 6, wherein the supporting frame 1 is connected with one end of the top of the support frame 1 through bolts, the supporting frame 1 is supported through contact between the supporting frame 2 and a beam plate, an anti-falling steel wire rope 7 is arranged at one end of the support frame 1, the support frame 1 can be prevented from falling due to sliding through fixation of the anti-falling steel wire rope 7 and an external structural column, universal casters capable of moving are arranged at the bottom of the support frame 1, lifting support legs 5 and the supporting steel plate 6 in the supporting mechanism are arranged at two sides of the two ends of the support frame 1, the contact area between the supporting steel plate 6 and the ground can be increased when the position of the support frame 1 is fixed through contact between the supporting steel plate 6 and the ground, the universal casters are separated from the contact between the supporting steel plate and the ground, the object to be lifted is prevented from moving, and the object hooked by the lifting hooks in the winding mechanism is lifted through the assistance of a pulley 22 when the steel wire rope is driven to stretch or wind through the operation of a winding engine 18;
then the rotation angle of the rotary suspension arm 17 is adjusted through the rotation connection of the upright post 11 and the rotary upright post 12 in the hoisting mechanism, the front suspension arm 13 is driven to rotate in the top end of the rotary upright post 12 through the operation of the first hydraulic rod 14 to adjust the angle of the front suspension arm 13 according to the needs, then the telescopic suspension arm 15 is driven to stretch out and draw back in the front suspension arm 13 through the operation of the second hydraulic rod 21, the length of the telescopic suspension arm 15 is adjusted to drive the rotary suspension arm 17 to adjust the length, and meanwhile the whole hoisting process is visualized through the high-definition camera 16, so that the installation precision of the glass curtain wall is improved, the construction efficiency of hoisting the glass curtain wall plate is greatly improved, and the labor cost is saved;
when the one end that hoist and mount mechanism was kept away from to support frame 1 top increases weight, install a plurality of counter weight cement pieces 4 respectively at the top of round steel pipe 3 outside support frame 1 as required, fix the position of counter weight cement piece 4 through round steel pipe 3 to the weight that hoist and mount mechanism one end was kept away from at 1 top through the weight increase support frame of a plurality of counter weight cement pieces 4 prevents to produce the slope.
The preferred embodiments of the application disclosed above are intended only to assist in the explanation of the application. The preferred embodiments are not exhaustive or to limit the application to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the application and the practical application, to thereby enable others skilled in the art to best understand and utilize the application. The application is limited only by the claims and the full scope and equivalents thereof.

Claims (10)

1. The lifting device for the glass curtain wall plate comprises a support frame (1), and is characterized in that support mechanisms for positioning are arranged on two sides of two ends of the support frame (1), and a lifting mechanism for transporting objects is arranged at one end of the top of the support frame (1);
the lifting mechanism comprises a chassis (9), a rotating disc (10), a stand column (11), a rotating stand column (12), a front suspension arm (13), a first hydraulic rod (14), a telescopic suspension arm (15), a rotating suspension arm (17) and a second hydraulic rod (21), wherein the bottom of the chassis (9) is fixed with a supporting frame (1), the top of the chassis (9) is rotationally connected with the rotating disc (10), the top of the rotating disc (10) is fixedly provided with the stand column (11), the rotating stand column (12) is rotationally connected with the inside of the top of the stand column (11), the front suspension arm (13) is rotationally connected with the inside of the top of the rotating stand column (12), the first hydraulic rod (14) is rotationally connected with the front suspension arm (13), the front suspension arm (13) is rotationally connected with the telescopic suspension arm (15) far away from the inside of the rotating stand column (12), the top of the front suspension arm (13) is fixedly provided with the second hydraulic rod (21), and the push rod of the second hydraulic rod (21) is rotationally connected with the telescopic suspension arm (15), and the telescopic suspension arm (15) is rotationally connected with the outside of the front suspension arm (17).
2. The hoisting device for the glass curtain wall plate according to claim 1, wherein one end of the top of the supporting frame (1) is connected with a back-top steel frame support (2) through bolts.
3. The hoisting device for the glass curtain wall plate according to claim 1, wherein an anti-falling steel wire rope (7) is fixed on the outer side of one end of the supporting frame (1).
4. The hoisting device for the glass curtain wall plate according to claim 1, wherein the four end corners of the bottom of the supporting frame (1) are provided with universal casters.
5. The lifting device for the glass curtain wall plate according to claim 1, wherein the supporting mechanism comprises lifting support legs (5) and supporting steel plates (6), the lifting support legs (5) are fixed with the supporting frame (1) through bolts, the lifting support legs (5) are hydraulic lifting support legs, and supporting steel plates (6) are fixed on push rods of the lifting support legs (5).
6. The hoisting device for the glass curtain wall plate according to claim 1, wherein one end of the top of the upright post (11) is rotatably connected with a connecting steel pipe (20), and the connecting steel pipe (20) and the supporting frame (1) are fixed through pins.
7. The hoisting device for the glass curtain wall plate according to claim 1, wherein a high-definition camera (16) is fixed at one end of the bottom of the telescopic boom (15) far away from the front boom (13).
8. The hoisting device for the glass curtain wall plate according to claim 1, wherein a winding mechanism for adjusting the height of a hoisting object is installed at the top of the supporting frame (1), the winding mechanism comprises a winch (18), a rope guide (19), a pulley (22) and a steel wire rope, the bottom of the winch (18) is fixed with the supporting frame (1), the steel wire rope is wound on the outer side of the winch (18), the rope guide (19) is fixed at the top of the winch (18), the pulleys (22) are rotatably connected to the two sides of one end of the rotating boom (17) far away from the telescopic boom (15), one end of the steel wire rope penetrates through the tops of the front boom (13) and the telescopic boom (15) and is in sliding connection with the pulley (22), and a lifting hook is fixed at one end of the steel wire rope.
9. The hoisting device for the glass curtain wall plate according to claim 1, wherein a weight-increasing counterweight mechanism is arranged at one end, far away from the hoisting mechanism, of the top of the support frame (1), the weight-increasing counterweight mechanism comprises round steel pipes (3) and weight-increasing cement blocks (4), round steel pipes (3) are uniformly distributed and fixed at one end of the top of the support frame (1), the weight-increasing cement blocks (4) are slidably connected to the outer sides of the round steel pipes (3), and the weight-increasing cement blocks (4) are located at the top of the support frame (1).
10. A construction method of a lifting device for glass curtain wall plates, which is used for the lifting device for glass curtain wall plates according to any one of claims 1 to 7, and is characterized by comprising the following steps:
the support frame (1), the back-roof steel frame support (2), the hoisting mechanism, the supporting mechanism, the counterweight mechanism and the winding mechanism are transported to a floor position where the curtain wall outdoor suspended ceiling system is in an overhanging state, and are assembled;
positioning the position of the support frame (1), and starting the lifting support leg (5) to enable the support steel plate (6) to be in contact with the ground so as to support the support frame (1);
a plurality of weight cement blocks (4) are assembled on the outer side of the round steel pipe (3);
starting a first hydraulic rod (14), adjusting the angle between the front suspension arm (13) and the rotary upright post (12), starting a second hydraulic rod (21), and adjusting the length of the telescopic suspension arm (15) in the front suspension arm (13);
the hoist (18) is started, and the steel wire rope is wound through the pulley (22) to control the lifting hook and the height of the building hooked by the lifting hook.
CN202310460254.0A 2023-04-26 2023-04-26 Hoisting device for glass curtain wall plate and construction method thereof Pending CN116588819A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310460254.0A CN116588819A (en) 2023-04-26 2023-04-26 Hoisting device for glass curtain wall plate and construction method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310460254.0A CN116588819A (en) 2023-04-26 2023-04-26 Hoisting device for glass curtain wall plate and construction method thereof

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CN116588819A true CN116588819A (en) 2023-08-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117605297A (en) * 2024-01-23 2024-02-27 义乌市城市建设发展有限公司 Material conveying device for building construction

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117605297A (en) * 2024-01-23 2024-02-27 义乌市城市建设发展有限公司 Material conveying device for building construction
CN117605297B (en) * 2024-01-23 2024-06-11 义乌市城市建设发展有限公司 Material conveying device for building construction

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