CN111646355B - Correctable lifting appliance for segmental beam - Google Patents

Correctable lifting appliance for segmental beam Download PDF

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Publication number
CN111646355B
CN111646355B CN202010328582.1A CN202010328582A CN111646355B CN 111646355 B CN111646355 B CN 111646355B CN 202010328582 A CN202010328582 A CN 202010328582A CN 111646355 B CN111646355 B CN 111646355B
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China
Prior art keywords
rods
rod
spiral
correctable
segmental
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CN202010328582.1A
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Chinese (zh)
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CN111646355A (en
Inventor
陈胜旺
吴海香
夏雷
戴东利
闫嵩
孙星
黄晶晶
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China Railway 16th Bureau Group Co Ltd
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China Railway 16th Bureau Group Co Ltd
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Priority to CN202010328582.1A priority Critical patent/CN111646355B/en
Publication of CN111646355A publication Critical patent/CN111646355A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C1/00Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
    • B66C1/10Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
    • B66C1/22Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
    • B66C1/28Duplicate, e.g. pivoted, members engaging the loads from two sides
    • B66C1/30Duplicate, e.g. pivoted, members engaging the loads from two sides and also arranged to grip the sides of the loads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66CCRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C13/00Other constructional features or details
    • B66C13/04Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
    • B66C13/06Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
    • B66C13/066Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads for minimising vibration of a boom

Abstract

The invention discloses a correctable lifting appliance for a segmental beam, relates to the technical field of segmental beam construction, and mainly aims to solve the problem that the segmental beam is inconvenient to adjust due to the fact that a fixed lifting appliance is adopted; this hoist, including a plurality of crossbeam poles that parallel and a plurality of spiral jib that are located the crossbeam pole tip, through two connecting rod spare fixed connection between every two adjacent crossbeam poles, every equal hollow structure of crossbeam pole and crossbeam pole both ends all are provided with the horizontal bracing piece, and two horizontal bracing pieces all insert its inside and slide with it inner wall through crossbeam pole port and be connected, the spiral jib is fixed on lantern ring diapire and the spiral jib goes up the cover and is equipped with spiral complex installation swivel nut with it, still be provided with the straining subassembly that can slide on it on the horizontal bracing piece, every the tip of horizontal bracing piece all is fixed with the lug. The adjustable section beam mounting structure is simple in structure, capable of adapting to different widths of section beams and different positions of mounting holes, firm and stable in mounting, fast and convenient to adjust and high in practicability.

Description

Correctable lifting appliance for segmental beam
Technical Field
The invention relates to the technical field of construction of sectional beams, in particular to a correctable lifting appliance for a sectional beam.
Background
The lifting appliance is a device for lifting and taking heavy objects in lifting machinery, the most common lifting appliances for lifting and taking finished objects are lifting hooks and lifting straps, and other lifting rings, lifting suckers, clamps, forks and the like are also used, and the lifting appliance is widely applied to the lifting and taking industry.
With the improvement of the technological level and the construction process of bridge engineering, the construction of bridge engineering is rapidly developed, more and more bridges are built, the bridges are mostly constructed by adopting a segment assembling method, the segment assembling technology is a construction technology for assembling the bridges by loading and transporting segments to a site for systematic and automatic production in a prefabricating factory and applying prestress to assemble the bridges. After the segmental beam is transported to a construction site by an automobile, the segmental beam needs to be hoisted in place on site, the existing lifting appliance is fixed, the width and other adjustments cannot be performed, the mounting hole in the segmental beam cannot be completely used, and the lifting appliance and the segmental beam are not firmly mounted.
Disclosure of Invention
The invention aims to provide a correctable lifting appliance for a segmental beam, which aims to solve the problem that the segmental beam is inconvenient to adjust due to the fact that a fixed lifting appliance is adopted.
In order to achieve the purpose, the invention provides the following technical scheme:
a correctable lifting appliance for a segmental beam comprises a plurality of parallel cross beam rods and a plurality of spiral lifting rods located at the end parts of the cross beam rods, wherein every two adjacent cross beam rods are fixedly connected through two connecting rod pieces, each cross beam rod is of a hollow structure, cross supporting rods are arranged at two ends of each cross beam rod, the two cross supporting rods are inserted into the cross beam rods through the end openings of the cross beam rods and are connected with the inner walls of the cross beam rods in a sliding mode, fixing bolts used for fixing the cross supporting rods and the cross beam rods are further arranged on the top walls of the end parts of the cross beam rods, sleeve rings sliding on the connecting rod pieces are sleeved on the connecting rod pieces, the spiral lifting rods are fixed on the bottom walls of the sleeve rings, mounting screw sleeves in spiral fit with the spiral lifting rods are sleeved on the spiral lifting rods, fastening assemblies capable of sliding on the cross supporting rods are further arranged on the cross supporting rods, and lifting lugs are fixed at the end parts of the cross supporting rods; the straining subassembly is including detaining the cover and setting up the regulating unit on the cross support pole, detain the cover bottom and be provided with spiral complex clamping screw with it, the clamp backing plate is installed at clamping screw top, the regulating unit is perforated including seting up the bar on the cross support pole, the bar is provided with adjusting screw in the perforation, and the last cover of adjusting screw is equipped with matched with regulation swivel nut with it, detain the cover and fix the downside at the regulation swivel nut, the cooperation of sliding is injectd with the perforation inner wall of bar to regulation swivel nut avris.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: and a fixing screw for fixing the lantern ring and the transverse supporting rod is arranged at the upper top of the lantern ring.
In one alternative: the two inner walls of the strip-shaped through hole are provided with guide ribs, and the end side of the adjusting screw sleeve is glidingly buckled on the guide ribs.
In one alternative: and one end of the adjusting screw is provided with a screwing hand wheel.
In one alternative: the connecting rod piece comprises a telescopic sleeve and a telescopic guide rod, the end parts of the telescopic sleeve and the telescopic guide rod, which are far away from each other, are respectively fixed on the rod walls of the two cross beams, and the telescopic guide rod extends into the telescopic sleeve and is connected with the inner wall of the telescopic sleeve in a sliding manner.
In one alternative: every crossbeam pole bottom all is provided with damper assembly, damper assembly is including propping clamp plate and damping spring, it passes through damping spring and connects on crossbeam pole bottom pole wall to prop clamp plate both ends.
Compared with the prior art, the invention has the following beneficial effects:
1. the device utilizes the transverse support rod to stretch out and draw back in the transverse beam rod and the lantern ring to slide on the transverse support rod to adjust the transverse position of the spiral suspender so as to adapt to the width of the sectional beam and has convenient and quick operation;
2. the device can adjust the position of the buckle sleeve and fasten the side of the section beam by using the adjusting unit, so that the firmness of the connection between the section beam and the lifting appliance is further enhanced;
3. the adjustable section beam mounting structure is simple in structure, capable of adapting to different widths of section beams and different positions of mounting holes, firm and stable in mounting, fast and convenient to adjust and high in practicability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic structural view of the transverse supporting rod 3 according to the present invention.
Notations for reference numerals: the device comprises a beam rod 1, a connecting rod 2, a transverse supporting rod 3, a fixing bolt 4, a lifting lug 5, a strip-shaped through hole 6, an adjusting screw rod 7, an adjusting threaded sleeve 8, a screwing hand wheel 9, a lantern ring 10, a spiral hanging rod 11, an installation threaded sleeve 12, a buckle sleeve 13, a clamping screw rod 14, a clamping cushion plate 15, a pressing plate 16, a damping spring 17, an expansion sleeve 18, an expansion guide rod 19, a guide rib 20 and a fixing screw 21.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1 to 3, in the embodiment of the present invention, an adjustable lifting device for a segmental beam includes a plurality of parallel beam rods 1 and a plurality of spiral suspension rods 11 located at the ends of the beam rods 1, each two adjacent beam rods 1 are fixedly connected by two connection rod members 2, each beam rod 1 is of a hollow structure, the two ends of each beam rod 1 are respectively provided with a transverse support rod 3, the two transverse support rods 3 are respectively inserted into the transverse support rod 1 through the end ports of the beam rod 1 and slidably connected with the inner wall of the transverse support rod, the top wall of the end portion of each beam rod 1 is further provided with a fixing bolt 4 for fixing the transverse support rod 3 and the beam rod 1, the connection rod member 2 is sleeved with a lantern ring 10 sliding thereon, the top of the lantern ring 10 is provided with a fixing screw 21 for fixing the lantern ring 10 and the transverse support rod 3, the spiral suspension rods 11 are fixed on the bottom wall of the lantern ring 10, and the spiral suspension rods 11 are sleeved with mounting threaded sleeves 12 in threaded fit therewith, the transverse supporting rod 3 is also provided with a fastening component which can slide on the transverse supporting rod, the fastening component comprises a buckle sleeve 13 and an adjusting unit arranged on the transverse supporting rod 3, the bottom end of the buckle sleeve 13 is provided with a clamping screw 14 which is spirally matched with the buckle sleeve, the top of the clamping screw 14 is provided with a clamping backing plate 15, the adjusting unit comprises a strip-shaped through hole 6 arranged on the transverse supporting rod 3, an adjusting screw 7 is arranged in the strip-shaped through hole 6, an adjusting screw sleeve 8 matched with the adjusting screw 7 is sleeved on the adjusting screw 7, the buckle sleeve 13 is fixed at the lower side of the adjusting screw sleeve 8, one end of the adjusting screw 7 is provided with a screwing hand wheel 9, the edge side of the adjusting screw sleeve 8 is limited and matched with the inner wall of the strip-shaped through hole 6 in a sliding way, specifically, guide convex ribs 20 are arranged on the two inner walls of the strip-shaped through hole 6, the end side of the adjusting screw sleeve 8 is slidably buckled on the guide convex ribs 20, and a lifting lug 5 is fixed at the end part of each transverse supporting rod 3;
when in use, a plurality of connected cross beams 1 are placed on a section beam, then the cross support rods 3 are pulled out from the inside of the fixing bolts 4 and are fastened by the fixing bolts 4, the spiral suspension rods 11 on the cross support rods are aligned with the mounting holes on the section beam, the spiral suspension rods 11 penetrate through the mounting holes and are fixedly mounted on the section beam through the mounting screw sleeves 12 on the spiral suspension rods, the cross support rods 3 can be pulled out from the fixing bolts 4 and can adapt to different widths of the section beam, and the cross support rods are buckled at the side of the section beam by the buckling sleeves 13 and are fastened by the clamping screw rods 14, so that the mounting tightness of the hanger on the section beam can be improved;
the connecting rod 2 comprises a telescopic sleeve 18 and a telescopic guide rod 19, the end parts of the telescopic sleeve 18 and the telescopic guide rod 19 which are far away are respectively fixed on the rod walls of the two beam rods 1, and the telescopic guide rod 19 extends into the telescopic sleeve 18 and is connected with the inner wall in a sliding manner; while the telescopic guide rods 19 telescopically adjust the length of the connecting rods 2 inside the telescopic sleeves 18 so that the spreader can accommodate different lengths of the entire section beam.
Example 2
The embodiment of the invention is different from the embodiment 1 in that: every 1 bottom of crossbeam pole all is provided with damper assembly, damper assembly is including supporting clamp plate 16 and damping spring 17, support clamp plate 16 both ends and pass through damping spring 17 to be connected on 1 bottom pole wall of crossbeam pole, damper assembly's setting can extrude at the curved arc district in section roof beam top and tighten up and avoid section roof beam wearing and tearing.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims (6)

1. A correctable lifting appliance for a segmental beam comprises a plurality of parallel beam rods (1) and a plurality of spiral lifting rods (11) positioned at the end parts of the beam rods (1), wherein every two adjacent beam rods (1) are fixedly connected through two connecting rod pieces (2), the lifting appliance is characterized in that each beam rod (1) is of a hollow structure, the two ends of each beam rod (1) are respectively provided with a beam support rod (3), the two beam support rods (3) are respectively inserted into the lifting appliance through the ports of the beam rods (1) and are connected with the inner wall of the beam rods in a sliding manner, the top wall of the end part of each beam rod (1) is also provided with a fixing bolt (4) for fixing the beam support rods (3) and the beam rods (1), the connecting rod pieces (2) are sleeved with a sliding lantern ring (10), the spiral lifting rods (11) are fixed on the bottom wall of the lantern ring (10), and the spiral lifting rods (11) are sleeved with mounting turnbuckles (12) in spiral fit with the spiral lifting rods, the transverse supporting rods (3) are also provided with fastening components capable of sliding on the transverse supporting rods, and lifting lugs (5) are fixed at the end parts of the transverse supporting rods (3); the straining subassembly is including detaining cover (13) and setting up the regulating unit on transversal branch vaulting pole (3), detain cover (13) bottom and be provided with spiral complex clamping screw (14) with it, clamping screw (14) top is installed and is pressed from both sides backing plate (15), the regulating unit is including seting up bar perforation (6) on transversal branch vaulting pole (3), be provided with adjusting screw (7) in bar perforation (6), adjusting screw (7) are gone up the cover and are equipped with matched with regulation swivel nut (8) with it, detain cover (13) and fix the downside at regulation swivel nut (8), adjust swivel nut (8) avris and bar perforation (6) inner wall and prescribe a limit to the cooperation of sliding.
2. Correctable spreader for segmental beams according to claim 1, characterized in that the upper top of the collar (10) is provided with fixing screws (21) to fix collar (10) and cross support bar (3).
3. Correctable spreader for segmental beams according to claim 1, characterised in that the strip-shaped through-hole (6) is provided on both inner walls with guide ribs (20), the adjusting screw sleeve (8) sliding on the guide ribs (20) at the end side.
4. Correctable spreader for segmental beams according to claim 1, characterized in that one end of the adjusting screw (7) is provided with a screwing hand wheel (9).
5. Correctable spreader for segmental beams according to claim 1, characterised in that the connection link (2) comprises a telescopic sleeve (18) and a telescopic guide rod (19), the ends of the telescopic sleeve (18) and the telescopic guide rod (19) remote from each other are respectively fixed on the walls of the two beam beams (1), and the telescopic guide rod (19) extends into the telescopic sleeve (18) and is connected with the inner wall in a sliding manner.
6. The correctable spreader for segmental beams according to any one of claims 1 to 5, wherein the bottom of each beam rod (1) is provided with a damping assembly, the damping assembly comprises a pressure plate (16) and a damping spring (17), and two ends of the pressure plate (16) are connected to the wall of the bottom rod of the beam rod (1) through the damping spring (17).
CN202010328582.1A 2020-04-23 2020-04-23 Correctable lifting appliance for segmental beam Active CN111646355B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010328582.1A CN111646355B (en) 2020-04-23 2020-04-23 Correctable lifting appliance for segmental beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010328582.1A CN111646355B (en) 2020-04-23 2020-04-23 Correctable lifting appliance for segmental beam

Publications (2)

Publication Number Publication Date
CN111646355A CN111646355A (en) 2020-09-11
CN111646355B true CN111646355B (en) 2022-01-28

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Application Number Title Priority Date Filing Date
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD290169A5 (en) * 1989-12-01 1991-05-23 Veb Kranbau Wittenberg,De LAST RECORDING MEDIUM
EP1101869A1 (en) * 1999-11-17 2001-05-23 Matthias Müller Sleeper handling apparatus
CN2883293Y (en) * 2006-04-06 2007-03-28 大连华锐股份有限公司 Variable extension electromagnetic disk pylon
CN105347171A (en) * 2015-11-27 2016-02-24 瑞安市瑞港机械有限公司 Large-sized building block lifting appliance
CN207524814U (en) * 2017-11-20 2018-06-22 柳州上汽汽车变速器有限公司柳东分公司 A kind of tray clamping device hanged for part

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DE1814926A1 (en) * 1968-12-16 1970-07-02 Bbc Brown Boveri & Cie Device for holding containers
CN101683957B (en) * 2009-08-11 2012-07-04 深圳市中科利亨车库设备有限公司 Three-dimensional garage
CN201842572U (en) * 2010-11-02 2011-05-25 河北新大地机电制造有限公司 Turnout plate lifting appliance for ballastless track of railway
CN201990373U (en) * 2011-03-29 2011-09-28 东北轻合金有限责任公司 Aluminum alloy medium and thick plate material hanging tool
CN203284054U (en) * 2013-05-31 2013-11-13 上海菲格瑞特汽车工程科技有限公司 Car body hoisting component
CN204529104U (en) * 2015-04-01 2015-08-05 浙江海洋学院 A kind of suspender be used on wharf crane
CN209685155U (en) * 2019-03-29 2019-11-26 佛山市运输有限公司 A kind of combined type lifting system
CN110626940B (en) * 2019-08-01 2020-08-11 中铁十六局集团有限公司 Special multifunctional rotary adjusting lifting appliance for segmental beam

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD290169A5 (en) * 1989-12-01 1991-05-23 Veb Kranbau Wittenberg,De LAST RECORDING MEDIUM
EP1101869A1 (en) * 1999-11-17 2001-05-23 Matthias Müller Sleeper handling apparatus
CN2883293Y (en) * 2006-04-06 2007-03-28 大连华锐股份有限公司 Variable extension electromagnetic disk pylon
CN105347171A (en) * 2015-11-27 2016-02-24 瑞安市瑞港机械有限公司 Large-sized building block lifting appliance
CN207524814U (en) * 2017-11-20 2018-06-22 柳州上汽汽车变速器有限公司柳东分公司 A kind of tray clamping device hanged for part

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