CN113401835A - Jacking equipment of steel structure beam for mounting small-sized factory building - Google Patents
Jacking equipment of steel structure beam for mounting small-sized factory building Download PDFInfo
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- CN113401835A CN113401835A CN202110951539.5A CN202110951539A CN113401835A CN 113401835 A CN113401835 A CN 113401835A CN 202110951539 A CN202110951539 A CN 202110951539A CN 113401835 A CN113401835 A CN 113401835A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
- B66F7/14—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks screw operated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/22—Lifting frames, e.g. for lifting vehicles; Platform lifts with tiltable platforms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- 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
- E04G21/163—Jacks specially adapted for working-up building elements
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- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses jacking equipment of a steel structure beam for mounting a small-sized factory building, which belongs to the technical field of construction tools, and comprises a working box, a moving mechanism, a lifting mechanism, an auxiliary mechanism, a limiting mechanism, a beam pushing mechanism and two lifting mechanisms, wherein the moving mechanism is arranged on the working box, the two lifting mechanisms are respectively arranged at two ends of the moving mechanism, the lifting mechanism is arranged on one lifting mechanism, the auxiliary mechanism is arranged on the other lifting mechanism, the limiting mechanism is arranged on the auxiliary mechanism and the lifting mechanism, the beam pushing mechanism is arranged above the working box, the jacking equipment of the steel structure beam for mounting the small-sized factory building is provided, the limiting mechanism limits the vertical position of the steel structure beam, and then the steel structure beam can be obliquely lifted to the upper part of a factory building beam through the cooperation of the lifting mechanism and the auxiliary mechanism, and then, adjusting the horizontal position of the steel structure beam by using a beam pushing mechanism to align the steel structure beam to the installation station.
Description
Technical Field
The invention relates to the technical field of construction tools, in particular to jacking equipment of a steel structure beam for mounting a small-sized factory building.
Background
The steel structure is mainly made of steel and is one of the main building structure types. The steel has the characteristics of high strength, light dead weight and high rigidity, so the steel is particularly suitable for building large-span, ultrahigh and extra-heavy buildings; the material has good homogeneity and isotropy, belongs to an ideal elastomer and most conforms to the basic assumption of general engineering mechanics; the material has good plasticity and toughness, can deform greatly and can bear dynamic load well; the construction period is short; the industrialization degree is high, and the specialized production with high mechanization degree can be carried out; the processing precision is high, the efficiency is high, the sealing performance is good, so the method can be used for building gas tanks, oil tanks, transformers and the like, and is mainly used for large-span structures such as load-bearing frameworks of heavy workshops, factory building structures under the action of dynamic load, plate shell structures, high-rise television towers and mast structures, bridges, warehouses and the like, high-rise buildings, super high-rise buildings and the like.
The traditional Chinese patent with publication number CN109680967A discloses jacking equipment for a steel structure beam for mounting a small-sized factory building, which comprises a walking device and jacking devices, wherein the upper end of the walking device is provided with two jacking devices, and the two jacking devices are symmetrically arranged on the left side and the right side of the upper end of the walking device. The steel structure beam lifting and clamping device can solve the problems that a large crane is generally used for lifting and mounting in the mounting process of the existing steel structure beam, the large crane is low in working efficiency and high in cost, is not suitable for mounting the steel structure beam in a small factory building, is difficult to adapt to narrow geographical environments and the like, can realize the automatic lifting and clamping functions of the steel structure beam, and has the advantages of being low in mounting cost, capable of adapting to various narrow mounting environments, high in safety and the like.
When the device is used, a plurality of defects exist, firstly, when the steel structure beam is lifted, the two lifting mechanisms bear the steel structure beam, but the steel structure beam is not fixed in the horizontal position and the vertical position in the lifting process, and the steel structure beam can slide and fall; secondly, in the actual installation process, the position of the steel structure beam is between the two cross beams, but the length of the steel structure beam is actually larger than or equal to the distance between the two cross beams, the equipment is lifted to the steel structure beam in a horizontal state, and the steel structure beam is difficult to reach the installation positions of the two cross beams; thirdly, when the steel structure beam is about to arrive at the installation position, the position of the steel structure beam cannot be adjusted in the lifting process because the position of the steel structure beam is not limited before the steel structure beam is lifted, and the horizontal position of the steel structure beam has slight deviation, so that the steel structure beam cannot be aligned to the installation station; fourth, when the steel structure roof beam removed, two jacking devices were to the both ends lifting of steel structure roof beam, but when dragging the steel structure roof beam through other power and producing the position change, the jacking device of opposite side can not produce the change thereupon, can lead to steel structure roof beam and jacking device to produce serious friction to lead to steel structure roof beam or equipment to damage.
Disclosure of Invention
The embodiment of the invention provides jacking equipment for a steel structure beam for mounting a small factory building, and aims to solve the technical problem.
The embodiment of the invention adopts the following technical scheme: the utility model provides a jacking equipment of steel construction roof beam for installation of small-size factory building, includes the work box, still includes moving mechanism, lifting mechanism, auxiliary mechanism, stop gear, pushes away roof beam mechanism and two elevating system, moving mechanism installs on the work box, two elevating system all installs on moving mechanism and is located the both sides of work box respectively, lifting mechanism installs on one of them elevating system, auxiliary mechanism installs on another elevating system, stop gear includes two spacing subassemblies, two spacing subassembly is installed respectively on auxiliary mechanism and lifting mechanism, it installs the top at the work box to push away roof beam mechanism.
Further, moving mechanism includes mobile motor, mobile threaded rod, two screw sliders, two articulated rod groups and two movable boxes, mobile threaded rod rotates the inside of installing at the work box, mobile motor installs on the lateral wall of work box and the main shaft runs through the work box and is connected on mobile threaded rod, two screw slider cover is established on mobile threaded rod and all with mobile threaded rod screw-thread fit, two all be equipped with two on the movable box and remove the seat, two the one end of articulated rod group all articulates on two screw sliders and two the other end of articulated rod group articulates respectively on the removal seat of two movable boxes, one of them remove seat and movable box sliding fit, two the bottom of movable box all is equipped with the gyro wheel.
Further, two elevating system all includes crane and two lifting unit, two lifting unit all includes double-shaft motor, two first bevel gears, two second bevel gears, two lift threaded rods and two lift loop bars, double-shaft motor installs in the removal incasement, two first bevel gears are connected respectively on two main shafts of double-shaft motor, two second bevel gear symmetric rotation installs the interior bottom at the removal incasement and meshes with two first bevel gears respectively, two lift threaded rods install respectively on two second bevel gears, two lift loop bars overlap respectively and establish on two lift threaded rods and respectively with two lift threaded rods screw-thread fit, the crane is installed at the top of four lift loop bars.
And furthermore, the movable box is provided with two supporting rods, the supporting rods are arranged on the two supporting rods and are in sliding fit with the supporting rods, and the two supporting rods are sleeved on the lifting loop bars of the two lifting mechanisms in a sliding manner.
Further, the lifting mechanism includes the lifting electric cylinder, lifts board, two lifting hinge bars and two lifting sliders, the lifting electric cylinder articulates on the crane, the one end of lifting the board articulates on the crane and the lifting board articulates on the flexible end of lifting electric cylinder, the bottom of lifting the board is equipped with two lifting grooves, two the one end of lifting hinge bar articulates on the crane, two lifting slider slidable mounting just articulates the other end at two lifting hinge bars respectively at two lifting inslot.
Further, the complementary unit includes auxiliary seat, auxiliary frame, auxiliary gear, accessory plate, auxiliary toothed plate and two auxiliary springs, the auxiliary seat is installed at the top of crane, the auxiliary gear rotates and installs on the auxiliary seat, auxiliary toothed plate slidable mounting is engaged with the auxiliary gear at the top of crane and auxiliary toothed plate, the bottom both ends of auxiliary frame all are equipped with fixed connection's axis of rotation, the auxiliary frame rotates through two axes of rotation and installs on the auxiliary seat and the one end of auxiliary frame runs through the auxiliary seat and connect on the auxiliary gear, two the one end of auxiliary spring all is connected on the auxiliary toothed plate and the other end of two auxiliary springs all is connected on the crane.
Furthermore, the auxiliary plate and the lifting plate are both provided with auxiliary grooves, the two limit components respectively comprise a pressing plate, a pressing spring, a pressing frame, two limit connecting rods, two limit triangular rods, two limit hinged rods, two limit folding rods and two limit wheels, the pressing plate is slidably mounted at the auxiliary grooves, the pressing spring is sleeved on the pressing plate, two ends of the pressing spring are respectively connected to the groove wall of the auxiliary groove and the pressing plate, the pressing frame is mounted at the bottom of the pressing plate, one end of each limit connecting rod is respectively hinged to two ends of the pressing frame, the two limit triangular rods are both hinged to the auxiliary plate or the lifting plate, the two limit triangular rods are respectively hinged to the other ends of the two limit connecting rods, one end of each limit hinged rod is respectively hinged to the two triangular rods, the two limit folding rods are symmetrically hinged to the auxiliary plate or the lifting plate and are respectively hinged to the two limit hinged rods, and the two limiting wheels are respectively and rotatably arranged at one end of the two limiting folding rods.
Furthermore, the beam pushing mechanism comprises a supporting telescopic rod, a beam pushing plate, two synchronous telescopic rods and two beam pushing assemblies, the supporting telescopic rod is installed at the top of the working box, the beam pushing plate is installed at the top of the supporting telescopic rod, the two synchronous telescopic rods are all installed between the beam pushing plate and the auxiliary plate, and the top of the beam pushing plate, the top of the auxiliary plate and the top of the lifting plate are all provided with accommodating grooves.
Further, push away the top of roof beam board and be equipped with two and push away the roof beam rail, two push away the roof beam subassembly and all include push away the roof beam motor, rotate the cover, push away the roof beam pole, push away the roof beam spring, push away the roof beam seat, push away the roof beam structure, push away roof beam sliding block and push away the roof beam slide bar, push away the roof beam motor and install on pushing away the roof beam board and the main shaft runs through and push away the roof beam board, rotate the cover and install on pushing away the main shaft of roof beam motor, push away roof beam sliding block slidable mounting on pushing away the roof beam rail, push away the roof beam slide bar and install on pushing away the roof beam sliding block, it establishes on pushing away the roof beam pole and is located and pushes away the roof beam seat and rotates between the cover to push away the roof beam pole slidable mounting, push away the roof beam seat and install the one end at push away the roof beam pole and articulate on pushing away the roof beam frame.
The embodiment of the invention adopts at least one technical scheme which can achieve the following beneficial effects:
firstly, before the work begins, the moving mechanism starts to operate, the moving mechanism is unfolded towards the two sides of the work box and moves to a position between two cross beams of a factory building, then a worker places a steel structure beam on the lifting mechanism and the auxiliary mechanism, the lifting mechanism and the auxiliary mechanism are utilized to simultaneously support the two ends of the steel structure beam, then the limiting mechanism is abutted against the steel structure beam provided with the sunken groove, the steel structure beam is abutted against the tops of the lifting mechanism and the auxiliary mechanism and is used for fixing the vertical position of the steel structure beam, then the two beam pushing mechanisms simultaneously operate to clamp the steel structure beam and are used for fixing the horizontal position of the steel structure beam, the lifting mechanism and the auxiliary mechanism are installed on two lifting mechanisms with the same structure, the two lifting mechanisms simultaneously operate, the beam pushing mechanism, the lifting mechanism and the auxiliary mechanism synchronously ascend to lift the steel structure beam, and then the lifting mechanism and the lifting mechanism at the bottom independently operate, the lifting mechanism lifts and deflects the steel structure beam, the lifting mechanism below the lifting mechanism lifts the steel structure beam and the lifting mechanism to enable the steel structure beam to deflect between two cross beams of a factory building so as to prevent the steel structure beam from being incapable of reaching an installation station due to the obstruction of the two cross beams and avoid the risk caused by manual operation, the auxiliary mechanism deflects under the deflection of the steel structure beam to generate reset elastic potential energy, the auxiliary mechanism changes along with the position change of the steel structure beam, and the condition that the steel structure beam, the auxiliary mechanism, the lifting mechanism and the beam pushing mechanism generate overweight friction when the steel structure beam deflects so as to prevent the steel structure beam and equipment from being damaged is avoided, when two ends of the steel structure beam are positioned above the two cross beams, the lifting mechanism and the lifting mechanism at the bottom of the steel structure beam are reset to control the steel structure beam to be at the same horizontal height, and then the two lifting mechanisms drive the steel structure beam to descend to be close to the installation station, and then the beam pushing mechanism slightly adjusts the horizontal position of the steel structure beam to enable the two ends of the steel structure beam to be aligned to the installation stations of the factory building.
And secondly, the lifting plate is driven by the lifting electric cylinder to deflect on the lifting frame, the lifting sliding block which can drive one end of the lifting hinged rod slides on the lifting plate, the angle of the lifting hinged rod changes, the supporting force of the lifting plate changes, the larger the angle of the lifting plate deflects, the larger the supporting force of the lifting hinged rod and the lifting sliding block to the lifting plate is, and the steel structure beam cannot deflect due to insufficient supporting force in the deflection process.
The utility model discloses a steel structure roof beam, including the crane, the crane is.
It is four, after steel structure roof beam was placed on the accessory plate and was lifted the board, steel structure roof beam can push down according to the clamp plate decline, according to the clamp plate decline can drive and press the frame decline, thereby drive the removal of spacing connecting rod, it takes place to deflect to drive spacing set-square bar, spacing set-square bar can drive spacing hinge bar downstream, the one end that drives spacing dog-leg bar is to the recess steel structure roof beam department deflection of both sides, spacing round can conflict the recess limit portion of steel structure roof beam both sides afterwards, spacing round is contradicted the steel structure roof beam on the accessory plate and lift the board, it provides the power that one resets to press the spring simultaneously, the messenger is contradicted and is supported according to the bottom of clamp plate to the steel structure roof beam.
Fifthly, the push beam motor drives the rotating sleeve to rotate, the rotating sleeve rotates to drive the push beam rod to rotate along with the rotating sleeve, the push beam seat is driven to move, the push beam frame is driven to slide on the push beam sliding rod, then the push beam frame can reach the end part of the push beam sliding rod, the push beam rod continues to deflect and can slide on the rotating sleeve, meanwhile, the push beam spring is abutted, under the driving of the push beam rod and the push beam seat, the push beam sliding block and the push beam sliding rod can slide on the push beam rail, when the push beam rod drives the push beam frame to reach the end part of the push beam sliding rod, two sides of the steel structure beam can be clamped tightly, the positions of the push beam rod and the push beam seat are closer to the steel structure beam, the clamping force on the steel structure beam is larger, when the steel structure beam is clamped independently, the position of the push beam seat is positioned closest to the steel structure beam, when the steel structure beam needs to be displaced a small amount, the push beam motor operates and can drive the push beam frame to continue to clamp the steel structure beam, and push away the roof beam sliding block and can move on pushing away the roof beam rail to can drive and push away the roof beam frame and promote the steel construction roof beam and move on lifting plate and accessory plate, so that the steel construction roof beam can carry out the micro-adjustment when the installation, and the installation station is aimed at to the one end of steel construction roof beam of being convenient for, reduces manual operation's risk.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
FIG. 3 is a schematic perspective view of the moving mechanism of the present invention;
FIG. 4 is a schematic perspective view of the lift assembly of the present invention;
FIG. 5 is a schematic perspective view of the lifting mechanism of the present invention;
FIG. 6 is a schematic perspective view of a stop assembly according to the present invention;
FIG. 7 is a perspective view of the auxiliary mechanism of the present invention;
FIG. 8 is a schematic perspective view of the beam pushing mechanism of the present invention for clamping and fastening the steel structural beam;
FIG. 9 is an enlarged view taken at A in FIG. 8;
FIG. 10 is a schematic perspective view of the pushing mechanism of the present invention for pushing the steel structural beam;
FIG. 11 is a flow chart of the present invention for the lifting of a steel structural beam;
fig. 12 is a flow chart of the steel structural beam alignment installation station of the present invention.
Reference numerals: 1. a work box; 2. a moving mechanism; 3. a lifting mechanism; 4. a support bar; 5. a lifting mechanism; 6. an auxiliary mechanism; 7. a limiting mechanism; 8. a beam pushing mechanism; 9. a push beam assembly; 21. a moving motor; 22. moving the threaded rod; 23. a threaded slider; 24. a set of hinge rods; 25. a mobile box; 26. a roller; 31. a lifting frame; 32. a lifting assembly; 33. a double-shaft motor; 34. a first bevel gear; 35. a second bevel gear; 36. lifting a threaded rod; 37. a lifting loop bar; 41. a support frame; 51. lifting the electric cylinder; 52. lifting the plate; 53. lifting the hinge rod; 54. lifting the sliding block; 61. an auxiliary seat; 62. an auxiliary frame; 63. an auxiliary gear; 64. an auxiliary plate; 65. an auxiliary toothed plate; 66. an auxiliary spring; 71. a limiting component; 72. a pressing plate; 73. a pressing spring; 74. a pressing frame; 75. a limit connecting rod; 76. a limiting triangular rod; 77. a limiting hinge rod; 78. limiting folding rods; 79. a limiting wheel; 81. supporting the telescopic rod; 82. a beam pushing plate; 83. a synchronous telescopic rod; 91. a beam pushing motor; 92. rotating the sleeve; 93. a push beam rod; 94. a push beam spring; 95. a beam pushing seat; 96. a beam pushing frame; 97. a push beam sliding block; 98. push away the roof beam slide bar.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 12, an embodiment of the invention provides a jacking device for a steel structural beam for mounting a small factory building, which comprises a working box 1, and further comprises a moving mechanism 2, a lifting mechanism 5, an auxiliary mechanism 6, a limiting mechanism 7, a beam pushing mechanism 8 and two lifting mechanisms 3, wherein the moving mechanism 2 is mounted at the working box 1, the two lifting mechanisms 3 are both mounted on the moving mechanism 2 and respectively located at two sides of the working box 1, the lifting mechanism 5 is mounted on one of the lifting mechanisms 3, the auxiliary mechanism 6 is mounted on the other lifting mechanism 3, the limiting mechanism 7 comprises two limiting assemblies 71, the two limiting assemblies 71 are respectively mounted on the auxiliary mechanism 6 and the lifting mechanism 5, and the beam pushing mechanism 8 is mounted above the working box 1; before the work begins, the moving mechanism 2 starts to operate, the moving mechanism is unfolded towards the two sides of the work box 1 and moves to a position between two cross beams of a factory building, then a worker places a steel structure beam on the lifting mechanism 5 and the auxiliary mechanism 6, the lifting mechanism 5 and the auxiliary mechanism 6 are used for supporting the two ends of the steel structure beam at the same time, then the limiting mechanism 7 is used for abutting against the steel structure beam provided with an inward concave groove, the steel structure beam is abutted against the tops of the lifting mechanism 5 and the auxiliary mechanism 6 to fix the vertical position of the steel structure beam, then the two beam pushing mechanisms 8 operate at the same time to clamp the steel structure beam, the horizontal position of the steel structure beam is fixed, the lifting mechanism 5 and the auxiliary mechanism 6 are installed on two lifting mechanisms 3 with the same structure, the two lifting mechanisms 3 operate at the same time, the beam pushing mechanism 8, the lifting mechanism 5 and the auxiliary mechanism 6 ascend synchronously to lift the steel structure beam, and then the lifting mechanism 5 and the lifting mechanism 3 at the bottom work independently, the lifting mechanism 5 lifts and deflects the steel structure beam, the lifting mechanism 3 below the lifting mechanism 5 lifts the steel structure beam and the lifting mechanism 5 to enable the steel structure beam to deflect between two cross beams of a factory building so as to prevent the steel structure beam from being incapable of reaching an installation station due to the obstruction of the two cross beams and avoid the risk caused by manual operation, the auxiliary mechanism 6 deflects to generate reset elastic potential energy under the deflection of the steel structure beam, the auxiliary mechanism 6 changes along with the position change of the steel structure beam, the steel structure beam is prevented from being damaged due to the fact that the steel structure beam, the auxiliary mechanism 6, the lifting mechanism 5 and the beam pushing mechanism 8 generate overweight friction when the steel structure beam deflects, when the two ends of the steel structure beam are located above the two cross beams, the lifting mechanism 5 and the lifting mechanism 3 at the bottom of the lifting mechanism are reset to control the steel structure beam to be at the same horizontal height, and then the two lifting mechanisms 3 drive the steel structure beam to descend to be close to the installation station, and then the beam pushing mechanism 8 slightly adjusts the horizontal position of the steel structure beam to enable the two ends of the steel structure beam to be aligned to the installation stations of the factory building.
Preferably, the moving mechanism 2 includes a moving motor 21, a moving threaded rod 22, two threaded sliders 23, two hinge rod groups 24 and two moving boxes 25, the moving threaded rod 22 is rotatably installed inside the working box 1, the moving motor 21 is installed on a side wall of the working box 1, a main shaft penetrates through the working box 1 and is connected to the moving threaded rod 22, the two threaded sliders 23 are sleeved on the moving threaded rod 22 and are in threaded fit with the moving threaded rod 22, two moving seats are respectively arranged on the two moving boxes 25, one end of each of the two hinge rod groups 24 is hinged to each of the two threaded sliders 23, the other end of each of the two hinge rod groups 24 is hinged to each of the moving seats of the two moving boxes 25, one of the moving seats is in sliding fit with the moving boxes 25, and the bottom of each of the two moving boxes 25 is provided with a roller 26; screw slider 23 can only remove along the axis direction of removal threaded rod 22, and can not rotate rather than together, before the work begins, the removal motor 21 drive removes threaded rod 22 and rotates, drive two screw sliders 23 and remove in opposite directions, thereby through controlling two articulated rod group 24 drive two removal boxes 25 under the effect of two gyro wheels 26, expand to the both sides of work box 1, remove to between two crossbeams of factory building, the length of steel construction roof beam will be greater than the distance of two removal boxes 25 simultaneously, avoid the steel construction roof beam to produce the skew because of the focus unstability in the lifting process.
Preferably, the two lifting mechanisms 3 each include a lifting frame 31 and two lifting assemblies 32, each of the two lifting assemblies 32 includes a double-shaft motor 33, two first bevel gears 34, two second bevel gears 35, two lifting threaded rods 36 and two lifting sleeve rods 37, the double-shaft motor 33 is installed in the moving box 25, the two first bevel gears 34 are respectively connected to two main shafts of the double-shaft motor 33, the two second bevel gears 35 are symmetrically and rotatably installed at the inner bottom of the moving box 25 and respectively engaged with the two first bevel gears 34, the two lifting threaded rods 36 are respectively installed on the two second bevel gears 35, the two lifting sleeve rods 37 are respectively sleeved on the two lifting threaded rods 36 and respectively in threaded fit with the two lifting threaded rods 36, and the lifting frame 31 is installed at the tops of the four lifting sleeve rods 37; the double-shaft motor 33 starts to operate, drives the two first bevel gears 34 to rotate, the two first bevel gears 34 drive the two second bevel gears 35 to rotate, so that the lifting threaded rod 36 is driven to rotate, the lifting sleeve rod 37 is controlled to ascend on the lifting threaded rod 36, the lifting frame 31 is driven to ascend, the steel structure beam is lifted and deflected through the lifting mechanism 5 and the auxiliary mechanism 6, the lifting mechanism 5 and the lifting mechanism 3 below the lifting mechanism operate independently again, and the steel structure beam can be deflected at the two beams.
Preferably, the two moving boxes 25 are both provided with a support rod 4, the two support rods 4 are both provided with a support frame 41 in sliding fit with the support rods 4, and the two support frames 41 are both slidably sleeved on the lifting loop bars 37 of the two lifting mechanisms 3; the support frame 41 is sleeved on the four lifting sleeve rods 37, the four lifting sleeve rods 37 can be balanced, the four lifting sleeve rods 37 can be guaranteed to move synchronously, the situation that the four lifting sleeve rods 37 are inconsistent in height is avoided, and meanwhile, the support frame 41 is slidably sleeved on the lifting sleeve rods 37 and can support the four lifting sleeve rods 37.
Preferably, the lifting mechanism 5 comprises a lifting electric cylinder 51, a lifting plate 52, two lifting hinged rods 53 and two lifting sliders 54, the lifting electric cylinder 51 is hinged to the lifting frame 31, one end of the lifting plate 52 is hinged to the lifting frame 31, the lifting plate 52 is hinged to the telescopic end of the lifting electric cylinder 51, two lifting grooves are formed in the bottom of the lifting plate 52, one ends of the two lifting hinged rods 53 are hinged to the lifting frame 31, and the two lifting sliders 54 are slidably mounted in the two lifting grooves and hinged to the other ends of the two lifting hinged rods 53 respectively; the lifting electric cylinder 51 drives the lifting plate 52 to deflect on the lifting frame 31, the lifting slide block 54 at one end of the lifting hinge rod 53 is driven to slide on the lifting plate 52, the angle of the lifting hinge rod 53 is changed, the supporting force to the lifting plate 52 is changed, the greater the angular deflection of the lifting plate 52, the greater the supporting force to the lifting plate 52 by the lifting hinge rod 53 and the lifting slider 54, when the steel structure beam needs to be rotated to the horizontal position, the lifting electric cylinder 51 begins to retract, the lifting plate 52 is driven to reset and rotate on the lifting frame 31, in the returning tendency of the lifting plate 52, the lifting hinge rod 53 slides against the lifting slider 54 toward the right side of the lifting groove of the lifting plate 52, therefore, the hinged rod 53 is lifted to deflect, the lifting plate 52 is gradually driven to reset, and the steel structure beam is adjusted to be in the horizontal position, so that the situation that the steel structure beam cannot deflect due to insufficient supporting force in the deflection process is avoided.
Preferably, the auxiliary mechanism 6 includes an auxiliary seat 61, an auxiliary frame 62, an auxiliary gear 63, an auxiliary plate 64, an auxiliary toothed plate 65 and two auxiliary springs 66, the auxiliary seat 61 is installed at the top of the lifting frame 31, the auxiliary gear 63 is rotatably installed on the auxiliary seat 61, the auxiliary toothed plate 65 is slidably installed at the top of the lifting frame 31 and the auxiliary toothed plate 65 is engaged with the auxiliary gear 63, both ends of the bottom of the auxiliary frame 62 are provided with fixedly connected rotating shafts, the auxiliary frame 62 is rotatably installed on the auxiliary seat 61 through the two rotating shafts, one end of the auxiliary frame 62 penetrates through the auxiliary seat 61 and is connected to the auxiliary gear 63, one ends of the two auxiliary springs 66 are connected to the auxiliary toothed plate 65, and the other ends of the two auxiliary springs 66 are connected to the lifting frame 31; after the steel structure roof beam is spacing by stop gear 7 and is pressed from both sides tightly fixed by push beam mechanism 8, lifting mechanism 5 drives the steel structure roof beam and deflects, the trend that the steel structure roof beam deflected can drive accessory plate 64 and take place to deflect on auxiliary seat 61 along with auxiliary frame 62, thereby drive auxiliary gear 63 and rotate, auxiliary gear 63 rotates and can drive auxiliary toothed plate 65 and remove on crane 31, thereby two auxiliary spring 66 of contradicting produce elastic potential energy, provide the power that one resets, be convenient for the steel structure roof beam to reset, provide the power of hugging closely the steel structure roof beam constantly for accessory plate 64 simultaneously, avoid producing too serious friction at the in-process steel structure roof beam that control the steel structure roof beam deflected with accessory plate 64 and lifting plate 52, and lead to equipment and steel structure roof beam to damage.
Preferably, the auxiliary plate 64 and the lifting plate 52 are both provided with auxiliary grooves, the two limiting assemblies 71 each include a pressing plate 72, a pressing spring 73, a pressing frame 74, two limiting connecting rods 75, two limiting triangular rods 76, two limiting hinged rods 77, two limiting folding rods 78 and two limiting wheels 79, the pressing plate 72 is slidably mounted at the auxiliary grooves, the pressing spring 73 is sleeved on the pressing plate 72, two ends of the pressing spring are respectively connected to the groove wall of the auxiliary groove and the pressing plate 72, the pressing frame 74 is mounted at the bottom of the pressing plate 72, one end of each of the two limiting connecting rods 75 is respectively hinged to two ends of the pressing frame 74, the two limiting triangular rods 76 of the limiting assemblies 71 on the auxiliary plate 64 are both hinged to the auxiliary plate 64, the two limiting triangular rods 76 of the limiting assemblies 71 on the lifting plate 52 are both hinged to the lifting plate 52, the two limiting triangular rods 76 are respectively hinged to the other ends of the two limiting connecting rods 75, one end of each of the two limit hinge rods 77 is hinged to each of the two limit triangular rods 76, two limit folding rods 78 in the limit assembly 71 on the auxiliary plate 64 are hinged to the auxiliary plate 64, the two limit folding rods 78 are hinged to the two limit hinge rods 77 on the auxiliary plate 64, the two limit folding rods 78 in the limit assembly 71 on the lifting plate 52 are hinged to the lifting plate 52, the two limit folding rods 78 are hinged to the two limit hinge rods 77 on the lifting plate 52, and the two limit wheels 79 are rotatably mounted at one end of each of the two limit folding rods 78; after steel structure roof beam is placed on accessory plate 64 and lifting board 52, steel structure roof beam can push down and press down clamp plate 72 and descend, press the clamp plate 72 to descend and can drive spacing connecting rod 75 and descend, thereby drive spacing connecting rod 75 and remove, it takes place to deflect to drive spacing triangular rod 76, spacing triangular rod 76 can drive spacing hinge rod 77 downstream, the one end that drives spacing folding rod 78 is to the recess steel structure roof beam department of both sides and deflect, spacing wheel 79 can conflict the recess limit portion of steel structure roof beam both sides afterwards, spacing wheel 79 contradicts the steel structure roof beam on accessory plate 64 and lifting board 52, press spring 73 to provide the power that one resets simultaneously, make and press the clamp plate 72 to contradict and support the bottom of steel structure roof beam.
Preferably, the push beam mechanism 8 comprises a supporting telescopic rod 81, a push beam plate 82, two synchronous telescopic rods 83 and two push beam assemblies 9, the supporting telescopic rod 81 is installed at the top of the work box 1, the push beam plate 82 is installed at the top of the supporting telescopic rod 81, the two synchronous telescopic rods 83 are both installed between the push beam plate 82 and the auxiliary plate 64, and accommodating grooves are formed in the tops of the push beam plate 82, the auxiliary plate 64 and the lifting plate 52; the holding tank is used for holding the steel construction roof beam, avoids the steel construction roof beam to produce the sideslip at accessory plate 64 and lifting plate 52, supports telescopic link 81 and two synchronous telescopic links 83 and can support pushing away roof beam mechanism 8, makes pushing away roof beam board 82 and lifting plate 52 rise in step simultaneously, when the steel construction roof beam takes place to deflect, pushes away roof beam board 82 and can deflect along with accessory plate 64 deflection, supports telescopic link 81 and can rise by a small amount because of deflecting.
Preferably, two push beam rails are arranged at the top of the push beam plate 82, each of the two push beam assemblies 9 comprises a push beam motor 91, a rotating sleeve 92, a push beam rod 93, a push beam spring 94, a push beam seat 95, a push beam frame 96, a push beam sliding block 97 and a push beam sliding rod 98, the push beam motor 91 is installed on the push beam plate 82, a main shaft penetrates through the push beam plate 82, the rotating sleeve 92 is installed on the main shaft of the push beam motor 91, the push beam sliding block 97 is installed on the push beam rail in a sliding manner, the push beam sliding rod 98 is installed on the push beam sliding block 97, the push beam frame 96 is sleeved on the push beam sliding rod 98 in a sliding manner, the push beam rod 93 is installed on the rotating sleeve 92 in a sliding manner, the push beam seat 95 is installed at one end of the push beam rod 93 and is hinged to the push beam frame 96, and the push beam spring 94 is sleeved on the push beam 93 and is located between the push beam seat 95 and the; the push beam motor 91 drives the rotating sleeve 92 to rotate, the rotating sleeve 92 rotates to drive the push beam rod 93 to rotate along with the rotating sleeve, the push beam seat 95 is driven to move, the push beam frame 96 is driven to slide on the push beam sliding rod 98, then the push beam frame 96 reaches the end part of the push beam sliding rod 98, the push beam rod 93 continuously deflects and slides on the rotating sleeve 92 and simultaneously abuts against the push beam spring 94, under the driving of the push beam rod 93 and the push beam seat 95, the push beam sliding block 97 and the push beam sliding rod 98 slide on the push beam rail, when the push beam rod 93 drives the push beam frame 96 to reach the end part of the push beam sliding rod 98, the two sides of the steel structure beam are clamped, the positions of the push beam rod 93 and the push beam seat 95 are closer to the steel structure beam, the clamping force on the steel structure beam is larger, when the steel structure beam is clamped alone, the position of the push beam seat 95 is closest to the steel structure beam, when a small amount of displacement of the steel structure beam is required, push away roof beam motor 91 and operate, can drive and push away roof beam structure 96 and continue to press from both sides tightly steel structural beam, and push away roof beam sliding block 97 and can move on pushing away the roof beam rail to can drive and push away roof beam structure 96 and promote steel structural beam and move on lifting board 52 and accessory plate 64, so that steel structural beam can carry out the micro-adjustment when the installation, and the installation station is aimed at to the one end of steel structural beam of being convenient for, reduces manual operation's risk.
The working principle is as follows: before the work begins, the moving motor 21 drives the moving threaded rod 22 to rotate, and drives the two threaded sliders 23 to move towards each other, so that the two moving boxes 25 are driven by controlling the two hinge rod sets 24 to expand towards the two sides of the working box 1 under the action of the two rollers 26 and move between the two cross beams of the factory building, then a worker places the steel structure beam on the lifting mechanism 5 and the auxiliary mechanism 6, after the steel structure beam is placed on the auxiliary plate 64 and the lifting plate 52, the steel structure beam can press the pressing plate 72 to descend, the pressing plate 72 descends to drive the pressing frame 74 to descend, so as to drive the limiting connecting rod 75 to move, drive the limiting triangular rod 76 to deflect, the limiting triangular rod 76 can drive the limiting hinge rod 77 to move downwards, drive one end of the limiting hinge rod 78 to deflect towards the steel structure beams with grooves on the two sides, and then the limiting wheels 79 can abut against the grooves on the two sides of the steel structure beam, the limiting wheel 79 pushes the steel structure beam against the auxiliary plate 64 and the lifting plate 52, the beam pushing motor 91 drives the rotating sleeve 92 to rotate, the rotating sleeve 92 rotates to drive the beam pushing rod 93 to rotate along with the rotating sleeve, the beam pushing seat 95 moves to drive the beam pushing frame 96 to slide on the beam pushing sliding rod 98, then the beam pushing frame 96 reaches the end part of the beam pushing sliding rod 98, the beam pushing rod 93 deflects continuously and slides on the rotating sleeve 92, meanwhile, the beam pushing rod 96 pushes against the beam pushing spring 94, under the drive of the beam pushing rod 93 and the beam pushing seat 95, the beam pushing sliding block 97 and the beam pushing sliding rod 98 slide on the beam pushing rail, when the beam pushing rod 93 drives the beam pushing frame 96 to reach the end part of the beam pushing sliding rod 98, the two sides of the steel structure beam are clamped, then the double-shaft motor 33 starts to operate to drive the two first bevel gears 34 to rotate, the two first bevel gears 34 drive the two second bevel gears 35 to rotate, and further drive the lifting threaded rod 36 to rotate, the lifting sleeve rod 37 is controlled to ascend on the lifting threaded rod 36 to drive the lifting frame 31 to ascend, the two lifting mechanisms 3 synchronously operate to lift the steel structure beam, when the steel structure beam is about to arrive between the two cross beams, the lifting mechanism 5 cooperates with the lifting mechanism 3 below the lifting mechanism to operate, the lifting electric cylinder 51 drives the lifting plate 52 to deflect on the lifting frame 31, the lifting sliding block 54 at one end of the lifting hinged rod 53 is driven to slide on the lifting plate 52 to deflect the steel structure beam between the two cross beams, the lifting mechanism 5 drives the steel structure beam to deflect, the tendency of the steel structure beam deflection drives the auxiliary plate 64 to deflect on the auxiliary seat 61 along with the auxiliary frame 62, so as to drive the auxiliary gear 63 to rotate, the auxiliary gear 63 rotates to drive the auxiliary toothed plate 65 to move on the lifting frame 31, so as to resist the two auxiliary springs 66 to generate elastic potential energy and provide a restoring force, and then the two lifting mechanisms 3 operate simultaneously again, the steel structural beam which generates deflection is moved to the position above the two cross beams, then the lifting mechanism 5 and the lifting mechanism 3 below the lifting mechanism are reset, the steel structural beam is rotated to the horizontal position, then the beam pushing motor 91 operates to drive the beam pushing frame 96 to continuously clamp the steel structural beam, and the beam pushing sliding block 97 moves on the beam pushing rail, so that the beam pushing frame 96 is driven to push the steel structural beam to move on the lifting plate 52 and the auxiliary plate 64.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (9)
1. A jacking device of a steel structure beam for mounting a small-sized factory building comprises a working box (1), it is characterized by also comprising a moving mechanism (2), a lifting mechanism (5), an auxiliary mechanism (6), a limiting mechanism (7), a beam pushing mechanism (8) and two lifting mechanisms (3), the moving mechanism (2) is arranged at the working box (1), the two lifting mechanisms (3) are both arranged on the moving mechanism (2) and are respectively positioned at the two sides of the working box (1), the lifting mechanism (5) is arranged on one lifting mechanism (3), the auxiliary mechanism (6) is installed on another lifting mechanism (3), the limiting mechanism (7) comprises two limiting assemblies (71), the two limiting assemblies (71) are installed on the auxiliary mechanism (6) and the lifting mechanism (5) respectively, and the beam pushing mechanism (8) is installed above the work box (1).
2. The jacking equipment for the steel structure beam for mounting the small-sized factory building is characterized in that the moving mechanism (2) comprises a moving motor (21), a moving threaded rod (22), two threaded sliders (23), two hinge rod groups (24) and two moving boxes (25), the moving threaded rod (22) is rotatably mounted inside the working box (1), the moving motor (21) is mounted on the side wall of the working box (1), a main shaft penetrates through the working box (1) and is connected onto the moving threaded rod (22), the two threaded sliders (23) are sleeved on the moving threaded rod (22) and are in threaded fit with the moving threaded rod (22), two moving seats are arranged on the two moving boxes (25), one end of each of the two hinge rod groups (24) is hinged to the two threaded sliders (23) and the other end of each of the two hinge rod groups (24) is hinged to the moving seat of each of the two moving boxes (25), one of the moving seats is in sliding fit with the moving boxes (25), and the bottoms of the two moving boxes (25) are provided with rollers (26).
3. The jacking equipment for the steel structural beam for small-sized factory building installation according to claim 2, wherein two lifting mechanisms (3) comprise a lifting frame (31) and two lifting assemblies (32), each of the two lifting assemblies (32) comprises a double-shaft motor (33), two first bevel gears (34), two second bevel gears (35), two lifting threaded rods (36) and two lifting sleeve rods (37), the double-shaft motor (33) is installed in the movable box (25), the two first bevel gears (34) are respectively connected to two main shafts of the double-shaft motor (33), the two second bevel gears (35) are symmetrically and rotatably installed at the inner bottom of the movable box (25) and are respectively meshed with the two first bevel gears (34), the two lifting threaded rods (36) are respectively installed on the two second bevel gears (35), two lifting loop bars (37) are respectively sleeved on two lifting threaded rods (36) and are respectively in threaded fit with the two lifting threaded rods (36), and the lifting frame (31) is installed at the tops of the four lifting loop bars (37).
4. The jacking equipment of steel structure beam for small-sized factory building installation according to claim 3, wherein two of the moving boxes (25) are provided with a support rod (4), two of the support rods (4) are provided with a support frame (41) in sliding fit with the support rod (4), and two of the support frames (41) are slidably sleeved on the lifting sleeve rods (37) of the two lifting mechanisms (3).
5. The jacking equipment of the steel structure beam for the installation of the small buildings according to claim 3, wherein the lifting mechanism (5) comprises a lifting electric cylinder (51), a lifting plate (52), two lifting hinged rods (53) and two lifting sliders (54), the lifting electric cylinder (51) is hinged on the lifting frame (31), one end of the lifting plate (52) is hinged on the lifting frame (31) and the lifting plate (52) is hinged on the telescopic end of the lifting electric cylinder (51), the bottom of the lifting plate (52) is provided with two lifting grooves, one end of each lifting hinged rod (53) is hinged on the lifting frame (31), and the two lifting sliders (54) are slidably mounted in the two lifting grooves and hinged at the other ends of the two lifting hinged rods (53).
6. The jacking equipment for the steel structure beam for small factory building installation according to claim 5, wherein the auxiliary mechanism (6) comprises an auxiliary seat (61), an auxiliary frame (62), an auxiliary gear (63), an auxiliary plate (64), an auxiliary toothed plate (65) and two auxiliary springs (66), the auxiliary seat (61) is installed at the top of the lifting frame (31), the auxiliary gear (63) is rotatably installed on the auxiliary seat (61), the auxiliary toothed plate (65) is slidably installed at the top of the lifting frame (31) and the auxiliary toothed plate (65) is meshed with the auxiliary gear (63), both ends of the bottom of the auxiliary frame (62) are provided with fixedly connected rotating shafts, the auxiliary frame (62) is rotatably installed on the auxiliary seat (61) through the two rotating shafts, and one end of the auxiliary frame (62) penetrates through the auxiliary seat (61) and is connected to the auxiliary gear (63), two the one end of auxiliary spring (66) all is connected on auxiliary toothed plate (65) and the other end of two auxiliary spring (66) all is connected on crane (31).
7. The jacking equipment for the steel structural beam for mounting the small-sized factory building is characterized in that auxiliary grooves are formed in the auxiliary plate (64) and the lifting plate (52), each of the two limiting assemblies (71) comprises a pressing plate (72), a pressing spring (73), a pressing frame (74), two limiting connecting rods (75), two limiting triangular rods (76), two limiting hinged rods (77), two limiting folding rods (78) and two limiting wheels (79), the pressing plate (72) is slidably mounted at the auxiliary grooves, the pressing spring (73) is sleeved on the pressing plate (72), two ends of the pressing spring are respectively connected to the groove wall of the auxiliary groove and the pressing plate (72), the pressing frame (74) is mounted at the bottom of the pressing plate (72), and one end of each limiting connecting rod (75) is respectively hinged to two ends of the pressing frame (74), two limit triangular rods (76) in the limit components (71) on the auxiliary plate (64) are hinged with the auxiliary plate (64), two limit triangular rods (76) in the limit components (71) on the lifting plate (52) are hinged with the lifting plate (52), the two limit triangular rods (76) are hinged with the other ends of the two limit connecting rods (75), one ends of the two limit hinged rods (77) are hinged with the two limit triangular rods (76), the two limit folding rods (78) in the limit components (71) on the auxiliary plate (64) are hinged with the auxiliary plate (64) and the two limit folding rods (78) are hinged with the two limit hinged rods (77) on the auxiliary plate (64), the two limit folding rods (78) in the limit components (71) on the lifting plate (52) are hinged with the lifting plate (52) and the two limit folding rods (78) are hinged with the two limit hinged rods (77) on the lifting plate (52) and the two limit folding rods (78) are hinged with the two limit hinging rods (77) on the lifting plate (52) respectively And the two limiting wheels (79) are respectively and rotatably arranged at one end of the two limiting folding rods (78).
8. The jacking equipment for the steel structural beam for small factory building installation according to claim 6, wherein the push beam mechanism (8) comprises a supporting telescopic rod (81), a push beam plate (82), two synchronous telescopic rods (83) and two push beam assemblies (9), the supporting telescopic rod (81) is installed at the top of the work box (1), the push beam plate (82) is installed at the top of the supporting telescopic rod (81), the two synchronous telescopic rods (83) are both installed between the push beam plate (82) and the auxiliary plate (64), and the top of the push beam plate (82), the auxiliary plate (64) and the lifting plate (52) are all provided with accommodating grooves.
9. The jacking equipment for the steel structural beam for small factory building installation according to claim 8, wherein two pushing beam rails are arranged at the top of the pushing beam plate (82), two pushing beam assemblies (9) each comprise a pushing beam motor (91), a rotating sleeve (92), a pushing beam rod (93), a pushing beam spring (94), a pushing beam seat (95), a pushing beam frame (96), a pushing beam sliding block (97) and a pushing beam sliding rod (98), the pushing beam motor (91) is installed on the pushing beam plate (82) and a main shaft penetrates through the pushing beam plate (82), the rotating sleeve (92) is installed on a main shaft of the pushing beam motor (91), the pushing beam sliding block (97) is installed on the pushing beam rails in a sliding manner, the pushing beam sliding rod (98) is installed on the pushing beam sliding block (97), the pushing beam frame (96) is sleeved on the pushing beam sliding block (98) in a sliding manner, the pushing beam rod (93) is installed on the rotating sleeve (92) in a sliding manner, push away roof beam seat (95) and install the one end at push away roof beam pole (93) and articulate on pushing away roof beam frame (96), push away roof beam spring (94) cover and establish on push away roof beam pole (93) and be located push away between roof beam seat (95) and rotation cover (92).
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| CN202110951539.5A CN113401835B (en) | 2021-08-19 | 2021-08-19 | Jacking equipment of steel structure beam for mounting small-sized factory building |
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| CN202110951539.5A CN113401835B (en) | 2021-08-19 | 2021-08-19 | Jacking equipment of steel structure beam for mounting small-sized factory building |
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| CN116216582A (en) * | 2023-05-09 | 2023-06-06 | 山东达驰电气有限公司 | Hoisting device for transformer assembly |
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Denomination of invention: Jacking equipment of steel structure beam for small plant installation Effective date of registration: 20211207 Granted publication date: 20211026 Pledgee: Yantai financing guarantee Group Co.,Ltd. Pledgor: Yantai Hua Hong Building Technology Co.,Ltd. Registration number: Y2021980014187 |
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