CN114132848B - Hoisting platform for hoisting assembled concrete building components - Google Patents
Hoisting platform for hoisting assembled concrete building components Download PDFInfo
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- CN114132848B CN114132848B CN202111400999.5A CN202111400999A CN114132848B CN 114132848 B CN114132848 B CN 114132848B CN 202111400999 A CN202111400999 A CN 202111400999A CN 114132848 B CN114132848 B CN 114132848B
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- Prior art keywords
- track layer
- standard
- fixedly connected
- path groove
- building
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Classifications
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- 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
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- 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
- B66C23/26—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 for use on building sites; constructed, e.g. with separable parts, to facilitate rapid assembly or dismantling, for operation at successively higher levels, for transport by road or rail
- B66C23/34—Self-erecting cranes, i.e. with hoisting gear adapted for crane erection purposes
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- 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
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- 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
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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
- E04G21/162—Handles to carry construction blocks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
Abstract
The invention discloses a lifting platform for lifting an assembled concrete building member, which comprises a lifting platform surrounding the outer side of a building, wherein a synchronous lifting device is connected below the lifting platform, the synchronous lifting device is used for supporting the lifting platform and lifting the lifting platform relative to the ground, the lifting platform comprises a first track layer, a second track layer and a third track layer which are sequentially arranged from top to bottom, the first track layer and the second track layer are fixedly connected through reinforcing steel bars and upright posts, the lower side of the third track layer is connected with a first standard section, the first standard section is arranged on the four sides of the building, one side of the first standard section, which is close to the building, is fixedly connected with a first hydraulic cylinder, and the driving direction of the first hydraulic cylinder is perpendicular to the side surface of the building, which is close to the first hydraulic cylinder; under the support of four first pneumatic cylinders, the hoisting platform can hoist prefabricated components more stably.
Description
Technical Field
The invention relates to the technical field of assembly type building construction, in particular to a lifting platform for lifting assembly type concrete building components.
Background
The assembled building is formed by transferring a large amount of field operation work in the traditional building mode to a factory, processing prefabricated components for building in the factory, such as truss building carrier plates, wallboards, building bodies and the like, transporting to a building construction site, and assembling and installing on site in a reliable connection mode. In order to accelerate the installation speed of the fabricated building, a large-scale automatic hoisting system is adopted for installation in the prior art, as disclosed in Chinese patent application CN201710967009.3, a special hoisting platform for hoisting and installing fabricated concrete building components and a using method thereof are adopted, various fabricated components are transported to a designated floor by using a horizontal and vertical prefabricated component vertical transport system, and then are transported to designated positions for installation by using the special hoisting platform respectively; however, the lifting platform is supported above the building through the support mast, and the lifting platform is not connected with the building, so that the situation that the lifting platform is unstable during lifting can occur, and potential safety hazards exist.
Disclosure of Invention
In order to solve the problems, the invention provides a lifting platform for lifting an assembled concrete building component, which is used for solving the problem that the prior art possibly has instability when the lifting platform is used for lifting a prefabricated component.
In order to achieve the above purpose, the technical scheme of the lifting platform for lifting the assembled concrete building member is as follows: including enclosing the jack-up platform of locating the building outside, the below of jack-up platform is connected with synchronous jacking device, synchronous jacking device is used for supporting jack-up platform, and promote jack-up platform is for the height on ground, jack-up platform includes first track layer, second track layer and the third track layer that top-down set gradually, first track layer with between the second track layer with through reinforcing bar stand fixed connection between the third track layer, the downside on third track layer is connected with first standard festival, first standard festival all has the setting in the four sides of building, one side fixedly connected with first pneumatic cylinder that first standard festival is close to the building, the drive direction of first pneumatic cylinder is perpendicular to the side of the building that it is close to.
The beneficial effects are that: when the lifting platform frame is arranged on the synchronous jacking device, the first standard section is connected below the third track layer, the first hydraulic cylinders on the first standard section are controlled to extend until the first hydraulic cylinders positioned on four directions of the building are all propped against the building, and the lifting platform can hoist the prefabricated component more stably under the support of the four first hydraulic cylinders.
Further, the outside fixedly connected with fixed block of building, the fixed block orientation one side of first pneumatic cylinder has offered the confession first pneumatic cylinder piston rod male fixed slot, the tip fixedly connected with columniform reinforcing plate of first pneumatic cylinder piston rod, the radial cross-section radius of reinforcing plate is greater than the radial cross-section radius of first pneumatic cylinder piston rod, the fixed slot rotates with the cell wall that the notch is relative to and is connected with the rotor plate, be provided with the restriction in the fixed block rotor plate pivoted stop device, the rotor plate is provided with three blade along its circumference lateral wall interval evenly, the cell wall of fixed slot seted up with three the movable slot that the blade position corresponds, every articulated in the movable slot has the latch segment, the one end of latch segment with the blade contacts, and this tip with be provided with the magnetic path that magnetism is opposite between the blade, the reinforcing plate support in the rotor plate just the rotor plate drives when the blade rotates, the blade jack-up the latch segment with the reinforcing plate of blade one end, the latch segment with the other end of the recess is contacted with the blade, the other end of the latch segment is contacted with the spacing hook, the other end of latch segment is contacted with the spacing hook.
The beneficial effects are that: when a piston rod of a first hydraulic cylinder is inserted into a fixed groove of a fixed block, a rotating plate is rotated, and because blades are arranged on the circumferential side wall of the rotating plate, a locking block is pushed outwards through the blades when the rotating plate rotates, and because the locking block is hinged in a movable groove, when one end of the locking block, which is contacted with the blades, is rotated outwards, one end of the locking block, which is far away from the blades, is rotated inwards, then a limiting device is used for fixing the position of the rotating plate, and at the moment, a reinforcing plate is clamped between the rotating plate and a limiting hook and cannot be separated from the fixed groove; when the piston rod of the first hydraulic cylinder needs to be pulled out, the rotating plate is reversely rotated, and as the locking piece and the blades are provided with magnetic blocks with opposite magnetism, one end, close to the rotating plate, of the locking piece is pulled downwards through magnetic force when the blades reversely rotate, and the limiting hooks are retracted into the movable grooves; through the structure, the piston rod of the first hydraulic cylinder is stably connected in the fixed groove, and the reliability of the connection of the first hydraulic cylinder and a building is further improved.
Further, the limiting device comprises an operating rod, the operating rod is a square column-shaped rod, a first path groove and a second path groove which are communicated are formed in the fixed block, the first path groove and the second path groove form an L-shaped channel on one side of the fixed block, the first path groove is parallel to the rotating plate, the top of the first path groove extends to the external environment, the second path groove extends to the direction away from the rotating plate and extends to the external environment, one side of the rotating plate away from the first hydraulic cylinder is fixedly connected with a transmission rod, the transmission rod extends to a position where the first path groove and the second path groove are in cross communication along the horizontal direction and is hinged with the operating rod, the operating rod drives the rotating plate to rotate when moving along the first path groove, the operating rod is located in the second path groove, the rotating plate is limited to rotate, and a gap for the operating rod to rotate along the second path groove is reserved between the fixed block and a building.
The beneficial effects are that: when the rotary plate needs to be driven to rotate, the operating rod rotates to the intersection of the first path groove and the second path groove along the vertical direction, and when the position of the rotary plate needs to be fixed, the operating rod is hinged with the transmission rod, so that the operating rod can rotate to the second path groove along the horizontal direction from the intersection of the first path groove and the second path groove, and the operating rod is a square column-shaped rod, so that the operating rod cannot rotate in the second path groove by taking the central axis of the operating rod as the center of a circle, and the rotary plate cannot rotate at the position because the operating rod cannot rotate.
Further, the first track layer and the second track layer are formed by connecting a plurality of second standard joints, and the second standard joints are connected through bolts.
The beneficial effects are that: the device can be assembled and disassembled conveniently and rapidly through the bolt connection.
Further, synchronous jacking device includes a jacking festival and a plurality of third standard festival, the third standard festival along vertical connection in the below of jacking festival, the bottom of third standard festival is provided with the landing leg, fixedly connected with fixed plate in the jacking festival, fixedly connected with is followed vertical extension's second pneumatic cylinder in the fixed plate, the bottom of second pneumatic cylinder passes the bottom of jacking festival and support in on the third standard festival through the base, jacking festival and below the third standard festival overcoat of third standard festival is equipped with the socket, the socket with jacking festival fixed connection, first track layer second track layer with third track layer all with socket fixed connection, in the third track layer with fixedly connected with on the second standard festival of socket, wear to be equipped with the bolt in the locating piece, vertical distance between locating piece and the bottom surface equals between landing leg and the bottom surface top surface vertical distance between second track layer and the bottom surface, the second track layer with second track layer all with second track layer fixedly connected with second track layer, second track layer is located the second track layer is the second track, second track layer is located to the second track can be provided with the second track.
The beneficial effects are that: because the bottom of the third standard section is provided with the supporting leg, a gap is formed between the upper and lower adjacent third standard sections through the supporting leg, in the initial state, the jacking section is connected with the third standard sections through bolts, and the bolt is inserted into the gap between the two third standard sections; when the height of the lifting platform needs to be lifted after the floor construction is finished, the connection between the lifting joint and the third standard joint is disconnected, the bolts are pulled out from the gaps, the second hydraulic cylinders in all the lifting joints are controlled to be simultaneously elongated, the elongation distance is the height of the third standard joint, the lifting joint is lifted upwards, and the sleeve joint is fixedly connected with the lifting joint, so that the sleeve joint can lift the height of the third standard joint along with the lifting joint, and the lifting platform is driven to integrally lift; after the lifting platform is lifted, the bolts are inserted into gaps of two third standard joints opposite to the bolts again, so that the sockets are supported; and controlling the second hydraulic cylinder to shrink so that an installation space is formed between the jacking section and the existing third standard section, then lifting and installing the new third standard section onto the second sliding rail through the winch, pushing the new third standard section into the installation space and fixing the new third standard section, and further completing lifting of the lifting platform.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a lifting platform for lifting an assembled concrete building element;
FIG. 2 is a schematic structural view of a fixed block of a lifting platform for lifting an assembled concrete building member;
FIG. 3 is a cross-sectional view of a platform block for lifting fabricated concrete building elements of the present invention;
FIG. 4 is a schematic view of the first standard section of the lifting platform for lifting fabricated concrete building elements of the present invention;
FIG. 5 is a schematic diagram showing the connection of a rotating plate and a locking block of a crane platform for hoisting an assembled concrete building member;
FIG. 6 is a schematic view of a first state structure of the synchronous lifting device;
FIG. 7 is a schematic view of a second state structure of the synchronous lifting device;
fig. 8 is a schematic view of a third state structure of the synchronous lifting device.
In the figure: 1. a synchronous jacking device; 2. a first track layer; 3. a second track layer; 4. a first standard knot; 5. a first hydraulic cylinder; 6. a fixed block; 7. a reinforcing plate; 8. a rotating plate; 9. a blade; 10. a locking piece; 11. a joystick; 12. a transmission rod; 13. a first path slot; 14. a second path slot; 15. a connecting plate; 16. a second standard section; 17. a jacking section; 18. a third standard section; 19. a fixing plate; 20. a second hydraulic cylinder; 21. a hub; 22. a positioning block; 23. a third track layer; 24. a plug pin; 25. a hoist; 26. i-steel; 27. a cross bar; 28. a driving motor; 29. a base; 30. a bottom plate; 31. an electric push rod; 32. a reflective sheet.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings, wherein the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, for convenience of description and simplicity of description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in the specific orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1, the lifting platform for lifting the assembled concrete building member comprises a lifting platform which is arranged on the outer side of a building in a surrounding mode, wherein a synchronous lifting device 1 is connected below the lifting platform, and the synchronous lifting device 1 is used for supporting the lifting platform and lifting the lifting platform to the height relative to the ground; the hoisting platform comprises a first track layer 2, a second track layer 3 and a third track layer 24 which are sequentially arranged from top to bottom, wherein the first track layer 2 and the second track layer 2 are used for hoisting vertical prefabricated parts, the third track layer 23 is used for hoisting horizontal prefabricated parts, and the first track layer 2 and the second track layer 3 and the third track layer 23 are fixedly connected through reinforcing steel bar upright posts; the lower side of the third track layer 23 is connected with first standard joints 4, the first standard joints 4 are arranged in the front, back, left and right directions of the building, the positions of the first standard joints 4 positioned at the left side and the right side correspond to each other, and the positions of the first standard joints 4 positioned at the front side and the back side correspond to each other; the side of the first standard section 4, which is close to the building, is fixedly connected with a first hydraulic cylinder 5, and the driving direction of the first hydraulic cylinder 5 is perpendicular to the side surface of the building, which is close to the first hydraulic cylinder.
As shown in fig. 2, fig. 3, fig. 4 and fig. 5, the outside of the building is fixedly connected with a fixed block 6 corresponding to the position of the first standard joint 4, a fixed slot (not shown in the figure) for inserting a piston rod of the first hydraulic cylinder 5 is formed in one side of the fixed block 6 facing the first hydraulic cylinder 5, the end part of the piston rod of the first hydraulic cylinder 5 is fixedly connected with a cylindrical reinforcing plate 7, the radial section radius of the reinforcing plate 7 is larger than that of the piston rod of the first hydraulic cylinder 5, the rotating plate 8 is rotationally connected in the fixed slot, a limiting device for limiting the rotation of the rotating plate 8 is arranged in the fixed block 6, three blades 9 are uniformly arranged at intervals along the circumferential side wall of the rotating plate 8, three movable slots corresponding to the positions of the blades 9 are formed in the slot wall of the fixed slot, a locking block 10 is hinged in each movable slot, the left end of the locking block 10 is contacted with the blades 9, the end part and the blades 9 are respectively provided with magnetic blocks with opposite magnetism, and the right end of the locking block 10 is provided with a limiting hook.
When the lifting platform frame is arranged on the synchronous lifting device 1, a first standard section 4 is connected below the third track layer 24, and the first hydraulic cylinder 5 on the first standard section 4 is controlled to extend; after the piston rod of first pneumatic cylinder 5 inserts the fixed slot in fixed block 6, rotate rotor plate 8 anticlockwise, because rotor plate 8 circumference lateral wall is provided with blade 9, can outwards push away locking piece 10 through blade 9 when consequently rotor plate 8 rotates, because locking piece 10 articulates in the movable slot, when the one end of locking piece 10 and blade 9 contact outwards rotates, the one end that blade 9 was kept away from to locking piece 10 can inwards rotate, then use stop device to fix rotor plate 8, reinforcing plate 7 is blocked between rotor plate 8 and spacing hook this moment, can't deviate from the fixed slot, and then the reliable connection between realization first pneumatic cylinder 5 and the fixed block 6, under the support of four first pneumatic cylinders 5, hoisting platform can more stable hoist and mount prefabricated component.
As shown in fig. 2 and 3, in this embodiment, the limiting device includes an operating lever 11, the operating lever 11 is a square column-shaped rod, a transmission rod 12 is fixedly connected to one side of the rotating plate 8 far away from the first hydraulic cylinder 5, a first hinge hole and a second hinge hole are respectively formed at one ends of the transmission rod 12 and the operating lever 11 close to each other, and a hinge shaft passes through the first hinge hole and the second hinge hole to realize hinge connection between the transmission rod 12 and the operating lever 11; as shown in fig. 2, defining one side of the fixed block 6 facing the building as the rear side, a first path slot 13 and a second path slot 14 which are mutually communicated are formed in the fixed block 6, the first path slot 13 is positioned in a vertical plane and extends to the upper side surface and the right side surface of the fixed block 6, the second path slot 14 is positioned in a horizontal plane and extends to the rear side surface and the right side surface of the fixed block 6, and the first path slot 13 and the second path slot 14 form an L-shaped channel on the right side surface of the fixed block 6; the lever 11 is located in the first path groove 13 and rotates in the left-right direction in the vertical plane, and the second path groove 14 allows the lever 11 to slide in the left-right direction in the horizontal direction. The upper side and the downside of fixed block 6 have welded connecting plate 15, have seted up the connecting hole in the connecting plate 15, and when the trailing flank of connecting plate 15 contacted with the building, the clearance that supplies control lever 11 to rotate at second route groove 14 was reserved between fixed block 6 and the building, and high strength bolt revolves in the building after passing the connecting hole, and then realizes the connection of fixed block 6 and building.
When the rotary plate 8 needs to be driven to rotate, the operating rod 11 is rotated to the intersection of the first path groove 13 and the second path groove 14 along the vertical direction by the first path groove 13, when the position of the rotary plate 8 needs to be fixed, the operating rod 11 can be rotated to the second path groove 14 along the horizontal direction by the intersection of the first path groove 13 and the second path groove 14 because the operating rod 11 is a square column-shaped rod, the operating rod 11 cannot rotate in the second path groove 14 by taking the central axis of the operating rod as the center of a circle, and the rotary plate 8 cannot rotate at the position because the operating rod 11 cannot rotate.
As shown in fig. 6, 7 and 8, in the present embodiment, the synchronous jacking device includes one jacking section 17 and a plurality of third standard sections 18, the third standard sections 18 are vertically connected below the jacking section 17 by bolts, the bottom of each third standard section 18 is provided with a supporting leg, and a gap is formed between two vertically adjacent third standard sections 18 by arranging the supporting legs; the jacking section 17 is internally and fixedly connected with a fixing plate 19, the fixing plate 19 is internally and fixedly connected with a second hydraulic cylinder 20 extending vertically, and the bottom end of the second hydraulic cylinder 20 passes through the bottom of the jacking section 17 and is supported on the uppermost third standard section 18 through a base 29; the jacking joint 17 and the third standard joint 18 below the jacking joint are sleeved with the sleeve joint 21, the sleeve joint 21 is fixedly connected with the jacking joint 17, the first track layer 2, the second track layer 3 and the third track layer 23 are fixedly connected with the sleeve joint 21, the second standard joint 16 fixedly connected with the sleeve joint 21 in the third track layer 23 is fixedly connected with the positioning block 22, the bolt 24 is penetrated in the positioning block 22, the vertical distance between the top surface and the bottom surface of the bolt 24 is equal to the vertical distance between the top surface and the bottom surface of the supporting leg, the bolt 24 can be just inserted into a gap between the adjacent third standard joints 18 through the design, and in the embodiment, the bolt 24 can be an electric telescopic rod.
The front side of the socket 21 is provided with a first sliding rail and a second sliding rail, the first sliding rail is connected with a winch 25 in a sliding way, the first sliding rail is specifically provided with two I-shaped steels 26 arranged side by side, one end of each I-shaped steel 26 is fixedly connected with the third standard joint 18, and the other end of each I-shaped steel is blocked; be provided with the rack between two I-steel 26, the rack includes montant and two horizontal poles 27, montant fixed connection is between two horizontal poles 27, the tip of two horizontal poles 27 is fixedly connected with driving motor 28 respectively, driving motor 28's output extends to in the recess of two I-steel 26 orientation each other respectively, driving motor 28's output fixedly connected with gyro wheel, hoist engine 25 fixed connection is on the rack, through the rotation of control driving motor 28's output shaft for the output shaft drives the gyro wheel and slides along the recess of I-steel 26, and then drives hoist engine 25's fore-and-aft movement. The second slide rail is located below the first slide rail, and the horizontal distance between the front end of the second slide rail and the front end of the first slide rail is greater than the length of one third standard section 18 along the front-rear direction, so that the second slide rail cannot block the winch 25 to hoist the third standard section 18 upwards.
Because the bottom of the third standard section 18 is provided with the supporting leg, a gap is formed between the upper and lower adjacent third standard sections 18 through the supporting leg, in the initial state, the jacking section 17 is connected with the third standard sections 18 through bolts, and the bolt 24 is inserted into the gap between the two third standard sections 18; when the height of the lifting platform needs to be lifted after the floor construction is finished, the connection between the lifting joint 17 and the third standard joint 18 is disconnected, one end of the control bolt 24, which is close to the third standard joint 18, is retracted into the positioning block 22, the second hydraulic cylinders 20 in all the lifting joints 17 are driven to extend simultaneously, the extension distance is the height of one third standard joint 18, the lifting joints are lifted upwards, and the sleeve joint 21 is fixedly connected with the lifting joint 17, so that the sleeve joint 21 can lift the height of one third standard joint 18 along with the lifting joint 17, and the lifting platform is driven to lift integrally; after the lifting platform is lifted, the control bolt 24 is stretched again, so that the bolt 24 is inserted into the gaps of the two opposite third standard joints 18 again, and the socket 21 is supported; the second hydraulic cylinder 20 is controlled to be contracted so that an installation space is formed between the jacking section 17 and the existing third standard section 18, then the new third standard section 18 is lifted and installed on the second sliding rail through the winch 25, the new third standard section 18 is pushed into the installation space and fixed, and further the lifting of the lifting platform is completed.
In this embodiment, a radar sensor is disposed on a side of the positioning block 22 facing the third standard sections 18, and the radar sensor is used for detecting whether the latch 24 extends out of the positioning block 22, so as to prevent the latch 24 from being inserted into a gap between the two third standard sections 18 to block the socket 21 from rising when the second hydraulic cylinder 20 rises upwards.
In this embodiment, the second sliding rail includes a bottom plate 30, the bottom plate 30 is fixedly connected with the socket 21, a sliding groove for placing the third standard section 18 is provided on one side of the bottom plate 30 facing each other, an electric push rod 31 is provided in the sliding groove, when the winch 25 places the third standard section 18 in the sliding groove on the bottom plate 30, the electric push rod 31 is controlled to extend, so that the electric push rod 31 pushes the new third standard section 18 to slide backwards along the sliding groove until the new third standard section 18 is completely located in the installation space, and then no manual pushing is needed.
In this embodiment, a reflecting sheet 32 is disposed on a side of each leg of the third standard section 18 facing the positioning block 22, a laser sensor is disposed on a side of the positioning block 22 facing the third standard section 18, the laser sensor emits laser toward the third standard section 18, when the positioning block 22 reaches a predetermined position, the laser emitted by the laser sensor irradiates on the reflecting sheet of the leg, the reflecting sheet reflects the laser into the laser sensor, and when the laser sensor receives the reflected laser, the bolt 24 is controlled to extend, so that the bolt 24 can automatically extend into a gap between adjacent third standard sections 18.
In this embodiment, a pressure sensor is disposed in the base 29, and the pressure sensor is used for detecting the pressure born by the base 29, when the four second hydraulic cylinders 20 do not synchronously lift, the lifting platform can incline, and at this time, the four second hydraulic cylinders 20 can receive different pressures, so that the pressure born by the second hydraulic cylinders 20 can be monitored at all times by disposing the pressure sensor in the base 29, and when the second hydraulic cylinders 20 are stressed unevenly, the extension is stopped in time, so as to ensure the safety of the lifting platform.
In this embodiment, the infrared range finder is arranged below the second standard section 16 located at the four corners of the third track layer 23, the ground is provided with a horizontal plate corresponding to the infrared range finder, the vertical distance between the four corners of the lifting platform and the ground can be monitored constantly by the infrared range finder, when the distances measured by the four infrared range finders are unequal, the lifting platform is proved to incline, the position of the lifting platform is adjusted at the moment, and the safety of the lifting platform is further guaranteed by the infrared range finder.
In the above embodiment, the limiting device includes a lever, one side of the rotating plate away from the first hydraulic cylinder is fixedly connected with a transmission rod, the transmission rod is hinged with the lever, a first path slot is formed on the upper side of the fixed block, a second path slot is formed on the rear side of the fixed block, a third path slot is formed on the right side of the fixed block, the lever slides to the second path slot along the first path slot and the third path slot, the rotation of the lever is limited by the second path slot so as to limit the rotation of the rotating plate, in other embodiments, a limiting block can be further arranged on the right side surface of the fixed block, a first limiting hole and a second limiting hole are formed in the lever and the limiting block respectively, the positions of the lever are fixed by penetrating through the first limiting hole and the second limiting hole through bolts, and the rotation of the rotating plate is further limited.
In the above embodiment, after the third standard section is placed on the second sliding rail, the third standard section is pushed into the installation space formed by the jacking section and the original third standard section by using the electric push rod, and in other embodiments, the electric push rod is not required, and the third standard section is pushed into the installation space formed by the jacking section and the original third standard section by using a manual operation.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (4)
1. The utility model provides a lifting platform for assembly type concrete building component hoist and mount which characterized in that: the lifting platform comprises a first track layer, a second track layer and a third track layer which are sequentially arranged from top to bottom, wherein the first track layer, the second track layer and the third track layer are fixedly connected through reinforcing steel bars, a first standard section is connected to the lower side of the third track layer, the first standard section is arranged on four sides of the building, one side of the first standard section, which is close to the building, is fixedly connected with a first hydraulic cylinder, and the driving direction of the first hydraulic cylinder is perpendicular to the side surface of the building, which is close to the first standard section;
the outside fixedly connected with fixed block of building, the fixed block orientation one side of first pneumatic cylinder is offered and is supplied first pneumatic cylinder piston rod male fixed slot, the tip fixedly connected with columniform reinforcing plate of first pneumatic cylinder piston rod, the radial cross-section radius of reinforcing plate is greater than the radial cross-section radius of first pneumatic cylinder piston rod, the fixed slot rotates with the cell wall that the notch is relative to be connected with the rotor plate, be provided with the restriction in the fixed block rotor plate pivoted stop device, the rotor plate is provided with three blade along its circumference lateral wall interval evenly, the cell wall of fixed slot seted up with three the movable slot that the blade position corresponds, every articulated in the movable slot has the locking piece, the one end of locking piece with the blade contacts, and this tip with be provided with the magnetic path that magnetism is opposite between the blade, the other end of locking piece is provided with spacing hook, the reinforcing plate support in the rotor plate just the rotor plate drives when the blade rotates, the blade jack-up one end of locking piece with the other end of locking piece, the locking piece with three corresponding blade position corresponding movable slot has been seted up to the movable slot corresponding to the blade, every movable slot has the locking piece, every one end has the spacing hook.
2. The fabricated concrete building element lifting platform of claim 1, wherein: the limiting device comprises a control rod, wherein the control rod is a square column-shaped rod, a first path groove and a second path groove which are communicated are formed in the fixed block, the first path groove and the second path groove are formed in one side of the fixed block to form an L-shaped channel, the first path groove is parallel to the rotating plate, the top of the first path groove extends to the external environment, the second path groove extends towards the direction deviating from the rotating plate and extends to the external environment, a transmission rod is fixedly connected to one side of the rotating plate, away from the first hydraulic cylinder, extends to the position where the first path groove and the second path groove are in cross communication along the horizontal direction and is hinged with the control rod, the control rod drives the rotating plate to rotate when moving along the first path groove, the control rod is located in the second path groove to limit the rotating plate to rotate, and a gap for the control rod to rotate along the second path groove is reserved between the fixed block and a building.
3. The fabricated concrete building element lifting platform of claim 2, wherein: the first track layer, the second track layer and the third track layer are formed by connecting a plurality of second standard joints, and the second standard joints are connected through bolts.
4. A modular concrete building element lifting platform according to claim 3, wherein: the synchronous jacking device comprises a jacking node and a plurality of third standard nodes, the third standard nodes are vertically connected to the lower portion of the jacking node, supporting legs are arranged at the bottoms of the third standard nodes, a fixing plate is fixedly connected to the inside of the jacking node, a second hydraulic cylinder vertically extending is fixedly connected to the inside of the fixing plate, the bottom end of the second hydraulic cylinder penetrates through the bottoms of the jacking node and is supported on the third standard nodes through a base, a sleeve is sleeved outside the third standard nodes below the jacking node, the sleeve is fixedly connected with the jacking node, a first track layer, a second track layer and a third track layer are fixedly connected with the sleeve, a locating block is fixedly connected to the second standard nodes in the third track layer, a bolt is arranged in the locating block in a penetrating mode, the vertical distance between the supporting legs and the bottom surface is smaller than or equal to the vertical distance between the top surface and the bottom surface, the first sleeve and the second side of a second hoist are arranged on the second side of the second track layer, the second side of the second track layer is not connected with the second hoist, and the second hoist is connected with the second side of the second hoist.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111400999.5A CN114132848B (en) | 2021-11-24 | 2021-11-24 | Hoisting platform for hoisting assembled concrete building components |
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| CN202111400999.5A CN114132848B (en) | 2021-11-24 | 2021-11-24 | Hoisting platform for hoisting assembled concrete building components |
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| CN114132848A CN114132848A (en) | 2022-03-04 |
| CN114132848B true CN114132848B (en) | 2023-09-05 |
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| JP2000186422A (en) * | 1998-12-21 | 2000-07-04 | Shimizu Corp | Device for lifting up curing body for building construction and lifting up method |
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| CN114132848A (en) | 2022-03-04 |
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