CN207932919U - The not contour bearing steel truss structure hoisting slide construction system of large span - Google Patents

The not contour bearing steel truss structure hoisting slide construction system of large span Download PDF

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Publication number
CN207932919U
CN207932919U CN201820335853.4U CN201820335853U CN207932919U CN 207932919 U CN207932919 U CN 207932919U CN 201820335853 U CN201820335853 U CN 201820335853U CN 207932919 U CN207932919 U CN 207932919U
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China
Prior art keywords
steel truss
truss structure
large span
bearing steel
sliding
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CN201820335853.4U
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Inventor
霍莉生
陈永高
张文平
李�燮
牛亮
高杨
朱卫军
饶丹
李果
王晶晶
纪扬
李薇
黄欢欢
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CHENGDU CONSTRUCTION ENGINEERING GROUP CORP
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CHENGDU CONSTRUCTION ENGINEERING GROUP CORP
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Abstract

The utility model discloses a kind of not contour bearing steel truss structure hoisting slide construction system of large span, especially a kind of not contour bearing steel truss structure hoisting slide construction system of large span being related to large-scale steel structure lifting field.The not contour bearing steel truss structure hoisting slide construction system of the large span of the application, including lifting equipment, Sliding Structures, slip support abutment and pushing tow system, the Sliding Structures include sliding rail and piston shoes, sliding slot is provided on the sliding rail, the pushing tow system includes sliding pusher and hydraulic pressure output system.The application's solves the problems, such as that construction hoist lifting is in place difficult, hoisting machinery grade threshold and energy consumption are reduced, preassembling floor space is reduced while the deformation of member can be reduced, improves the not contour bearing steel truss structure hoisting slide construction system of large span of structure global formation quality.

Description

The not contour bearing steel truss structure hoisting slide construction system of large span
Technical field
The utility model is related to a kind of not contour bearing steel truss structure hoisting slide construction system of large span, especially one Kind is related to the not contour bearing steel truss structure hoisting slide construction system of large span in large-scale steel structure lifting field.
Background technology
With the development of architectural construction technology, steel construction has because of it from heavy and light, easily peace are torn open, precision is high, the period is short, residual value High, the features such as anti-seismic performance is good, low in the pollution of the environment, is increasingly favored by market, be widely used in each building structure field.Together When, complicated steel structure system can be decomposed by component, realized design, processing, storage and transportation, installation streamlined class production line operation, added It is big that proportion is factory produced, the time cost of situ wet operation and maintenance is reduced, the primary deviation that manual operations is brought is reduced;By It is that more efficiently controllable " concentrates manufacture " industry with traditional class agricultural Model of " casts in situs " that step, which changes building trade for a long time, Change pattern;It is the key breakthrough direction of construction industry transition and upgrade.The developed countries such as America and Europe steel building accounting, especially Be based on large span large space public building and large-sized workshop field substantially be more than steel-concrete structures.
But for the lifting requirements of the not contour bearing steel truss structure of the lifting of large-scale steel structure, especially large span compared with It is high.The common construction method of large span space steel truss has at present:Assembly in pieces at height, slitting piecemeal lift-on/lift-off system, whole hanging method, Integrated lifting, Integral Lifting, Pantadome methods, folding and expanding Method for Installation etc..When construction hoist lift it is in place difficult, Construction hoist job area is relatively narrow, and assembled floor space is by limited time, and for large span, contour bearing steel truss structure is not hung Dress is just extremely difficult, and Lift-on/Lift-off System in the prior art not can solve the problem.
Utility model content
The utility model provide it is a kind of can solve the problems, such as that construction hoist lifting is in place difficult, reduce hoisting machinery Grade threshold and energy consumption reduce preassembling floor space while can reduce the deformation of member, improve the big of structure global formation quality The not contour bearing steel truss structure hoisting slide construction system of span.
The utility model in order to solve the above problem apply by the used not contour bearing steel truss structure hoisting slide of large span Work system, including lifting equipment, Sliding Structures, slip support abutment and pushing tow system, the Sliding Structures include sliding rail and cunning Boots, are provided with sliding slot on the sliding rail, in the lower part insertion sliding slot of the piston shoes, the top of the piston shoes and slip support abutment It is fixedly connected, the pushing tow system includes sliding pusher and hydraulic pressure output system, and the sliding pusher includes holding device And hydraulic cylinder, the holding device are mounted on sliding rail, described hydraulic cylinder one end is hinged with holding device, other end setting Have by selection structure hinged interface, the hydraulic pressure output system includes hydraulic pump, fuel tank, fluid pressure line, the import of the hydraulic pump It is connected to fuel tank, the outlet of the hydraulic pump is connected to by fluid pressure line with hydraulic cylinder.
Further, further include that bearing drops facility, it includes that baffle, shearing resistance be anti-, unloading ox that the bearing, which drops facility, Leg and Lifting Equipment, the baffle are located at below sliding rail, and the shearing resistance hole is located at below baffle, the unloading bracket installation In the both sides of slip support abutment, the Lifting Equipment is located between unloading bracket and ground.
Further, the piston shoes include structural bearings shear key and the sole in structural bearings shear key lower part are arranged Plate, the tablet that the structural bearings shear key is vertically arranged by three pieces form, and the sole plate is along vertical with three pieces of tablets Direction setting, the sole front edge of board is the arc being upturned, and the both sides of sole plate are provided with the chamfering of arc.
Further, being additionally provided with side block blocks on the outside of the sliding rail.
Further, further including built-in fitting, the sliding rail bottom is fixedly connected with built-in fitting, the side block blocks one End is fixed with sliding rail, and the other end is fixed with built-in fitting, and the side block blocks are obliquely installed.
Further, the sliding pusher is multiple, it is parallel between hydraulic pump and hydraulic cylinder and hydraulic cylinder number Identical hydraulicdirectional control valve is measured, a hydraulicdirectional control valve corresponds to a hydraulic cylinder.
Further, being exported in each hydraulicdirectional control valve pressurize overflow is provided between the hydraulic cylinder corresponding to it Valve.
Further, described for connection otic placode and connect axis pin by selection structure hinged interface.
Further, the sliding rail is provided with the levelling bed course of back-grouting.
Further, further including platform for lining, the platform for lining setting is on the ground.
The utility model has the beneficial effects that:Using the construction system of the application, the side for being segmented whole Pin liftings may be used Formula significantly reduces high-altitude installation exercise amount.Hydraulic pushing, hydraulic system stable drive and can are used in slipping Control, can effectively ensure that stability and the safety of whole installation process.It is accumulated using segmentation using the construction system of the application The construction method of sliding by the lifting equipment being arranged at both ends while being organized to lift, and truss is slid from both ends to median cumulative Speed doublings not only reduce sliding difficulty, it is possible to reduce crane quantity simultaneously reduces lift heavy requirement, is not necessarily to concrete structure reinforcement Expense, increase only slip device and track expenditure, while the subdivisional works such as civil engineering, installation under steel construction can be synchronized and be applied Work substantially reduces the construction period.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the schematic diagram of the utility model Sliding Structures;
Fig. 3 is the structural schematic diagram of the utility model piston shoes;
Fig. 4 is the structural schematic diagram of the utility model pushing tow system;
In figure label for:It is sliding rail 1, piston shoes 2, structural bearings shear key 3, sole plate 4, chamfering 5, side block blocks 6, pre-buried Part 7, holding device 8, hydraulic cylinder 9, connection otic placode 10, steel truss support 11, lifting equipment 12, Sliding Structures 13.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
The not contour bearing steel truss structure hoisting slide construction system of large span as shown in Figures 1 to 4, including rise and reset Standby 12, Sliding Structures 13, slip support abutment and pushing tow system, the Sliding Structures 13 include sliding rail 1 and piston shoes 2, the cunning It moves on track 1 and is provided with sliding slot, in the lower part insertion sliding slot of the piston shoes 2, the top of the piston shoes 2 is fixed with slip support abutment to be connected It connects, the pushing tow system includes sliding pusher and hydraulic pressure output system, and the sliding pusher includes holding device 8 and hydraulic pressure Cylinder 9, the holding device 8 are mounted on sliding rail 1, and 9 one end of the hydraulic cylinder is hinged with holding device 8, other end setting Have by selection structure hinged interface, the hydraulic pressure output system includes hydraulic pump, fuel tank, fluid pressure line, the import of the hydraulic pump It is connected to fuel tank, the outlet of the hydraulic pump is connected to by fluid pressure line with hydraulic cylinder 9.
Limited for construction site, construction hoist lifting is in place difficult, and construction hoist job area is smaller, greatly across The lifting of the not contour bearing steel truss structure of degree, multiple Pin are divided by entire seat steel truss structure, will be ready-portioned on ground Pin assembly is molded, and is hung steel truss with the lifting equipment 12 of the application and is risen to specified altitude assignment, hangs rise a Pin every time, after hang and be raised to The Pin of position is spliced with the Pin for being raised to position has been hung before it, when the lift that hangs of a certain Pin is determined from more than lifting equipment 12 When point lifting operation range, then rises to the Pin of specified altitude assignment to having hung before using Sliding Structures 13 and pushing tow system and slide It moves, after vacating the space in hanging device job area, then is hung with hanging device and rise the Pin steel truss to designated position;It is all single After the complete sliding in place of member, bearing is disassembled from steel truss.
Using the construction system of the application, the mode for being segmented whole Pin liftings may be used, significantly reduce high-altitude peace Fill workload.Use hydraulic pushing in slipping, hydraulic system stable drive and controllable can effectively ensure that and entirely install The stability of journey and safety.Using the construction system of the application using the construction method of segmentation accumulation slippage, not only reduce Slide difficulty, moreover it is possible to effectively improve construction efficiency;Sliding velocity is controllable and efficient, up to 12m/h;Meanwhile the soil under steel construction The construction period can be substantially reduced with synchronous construction by the subdivisional works such as building, install.
Using the construction system of the application, constructed by hoisting slide, it is possible to reduce crane quantity and reduce lift heavy requirement, Without the expense of concrete structure reinforcement, slip device and track expenditure are increased only;Pass through the lifting equipment being arranged at both ends 12 organize to lift simultaneously, and truss is doubled from both ends to median cumulative sliding velocity, and does not influence lower part synchronization job in the process, contracting The short duration, improve working efficiency.
Embodiment 1
Further include that bearing drops facility in the present embodiment, it includes that baffle, shearing resistance be anti-, unloading ox that the bearing, which drops facility, Leg and Lifting Equipment, the baffle are located at 1 lower section of sliding rail, and the shearing resistance hole is located at below baffle, the unloading bracket peace Mounted in the both sides of slip support abutment, the Lifting Equipment is located between unloading bracket and ground.After the complete sliding in place of whole units, Column cap both sides 5000mm and 4000mm channel steel is removed first;Then bearing is jacked up 10mm by installation unloading bracket and jack;It Remove pre-embedded steel slab under abutment segment 600mm channel steels and channel steel again afterwards, it can be by steel plate and channel steel spot welding, then for convenience of steel plate is taken out Sandstone and other sundries in shearing resistance hole are cleared up, unloading operation is finally executed and bearing is fallen into shearing resistance hole.Use foregoing manner can be with Bearing is set fast and safely to drop.
The piston shoes 2 include structural bearings shear key 3 and the sole plate 4 in 3 lower part of structural bearings shear key are arranged, described The tablet that structural bearings shear key 3 is vertically arranged by three pieces forms, and the sole plate 4 is along the direction vertical with three pieces of tablets Setting, 4 front end of sole plate is the arc being upturned, and the both sides of sole plate 4 are provided with the chamfering 5 of arc.This Apply for that the piston shoes 2 of Sliding Structures 13 are ingenious using structural bearings shear key 33, increases sole plate 4 in the lower part of shear key, make cunning Compression is uniformly distributed on boots 2 and sliding rail contact surface, and globality is strong, Path of Force Transfer clear and definite, high capacity.In addition, this Application also uses the arc being upturned in the direction of 4 front end piston shoes 2 of sole plate movement for front end, and the two of sole plate 4 Side is provided with the chamfering 5 of arc, reduces the contact of piston shoes 22 front end and sliding rail 11, makes it in slipping, Ke Yiyou Effect prevents the phenomenon that slip support abutment is because of slideway out-of-flatness " clamp rail " and " gnawing rail ".
Embodiment 2
The outside of the sliding rail 1 is additionally provided with side block blocks 6 in the present embodiment.In slipping, in order to make Excessive deformation do not occur in the loaded state for sliding rail 1, ensures sliding precision, the application also the outside of sliding rail 1 also Be provided with side block blocks 6, so that it is played and resist slip support abutment thrust and horizontal force action, make sliding rail 1 overall stiffness and Bearing capacity is all greatly improved.
Further include built-in fitting 7,1 bottom of the sliding rail is fixedly connected with built-in fitting 7,6 one end of the side block blocks and cunning It moves track 1 to fix, the other end is fixed with built-in fitting 7, and the side block blocks 6 are obliquely installed.To make 1 firm fixation of sliding rail, this Application uses the fixed form of form of built-in fitting 7, and stable support construction is formed using side block blocks 6 and sliding rail 1 To improve the rigidity of sliding rail 1.
Embodiment 3
The sliding pusher is multiple in the present embodiment, is parallel between hydraulic pump and hydraulic cylinder 9 and hydraulic cylinder 9 The identical hydraulicdirectional control valve of quantity, a hydraulicdirectional control valve correspond to a hydraulic cylinder 9.The application is commutated using multiple hydraulic electromagnetics The form of valve parallel connection, one hydraulic cylinder 9 of each hydraulic electromagnetic change valve independent control, does not interfere with, Ke Yishi between each other Existing synchronous push improves sliding precision.
In order to further increase the synchronism of pushing tow process, in the outlet of each hydraulicdirectional control valve and the hydraulic cylinder corresponding to it Holding overflow valve is provided between 9.The maximum jacking force of every sliding pusher is set, when encountering jacking force beyond setting When definite value, sliding pusher takes overflow pressurize automatically, is made to steel construction with preventing the serious unevenness of pushing tow point loading distribution At destruction.
To enable pusher to be reliably connected with steel truss support 11, the application's is preferably connected by selection structure hinged interface Ear connecting plate 10 and connection axis pin.
To ensure intensity, rigidity and the flatness of track, sliding rail 1 is provided with the levelling bed course of back-grouting, passes through The method of back-grouting is modified track.
Further include platform for lining, the platform for lining setting is on the ground.The platform for lining added can face steel on ground Component carries out the processes such as preassembling, welding, detection, paint, and the mode of whole truss structure lifting can be with the whole Pin steel roof trusses of effective guarantee Assembly precision.

Claims (10)

1. the not contour bearing steel truss structure hoisting slide construction system of large span, it is characterised in that:Including lifting equipment (12), Sliding Structures (13), slip support abutment and pushing tow system, the Sliding Structures (13) include sliding rail (1) and piston shoes (2), described Sliding slot is provided on sliding rail (1), the lower part of the piston shoes (2) is embedded in sliding slot, top and the sliding branch of the piston shoes (2) Seat is fixedly connected, and the pushing tow system includes sliding pusher and hydraulic pressure output system, and the sliding pusher includes holding out against dress Set (8) and hydraulic cylinder (9), the holding device (8) is mounted on sliding rail (1), described hydraulic cylinder (9) one end and holds out against dress It sets (8) to be hinged, the other end is provided with by selection structure hinged interface, and the hydraulic pressure output system includes hydraulic pump, fuel tank, hydraulic tube The import on road, the hydraulic pump is connected to fuel tank, and the outlet of the hydraulic pump is connected to by fluid pressure line with hydraulic cylinder (9).
2. the not contour bearing steel truss structure hoisting slide construction system of large span as described in claim 1, it is characterised in that: Further include that bearing drops facility, it includes anti-baffle, shearing resistance, unloading bracket and Lifting Equipment, the gear that the bearing, which drops facility, Plate is located at below sliding rail (1), and the shearing resistance hole is located at below baffle, and the unloading bracket is mounted on the two of slip support abutment Side, the Lifting Equipment are located between unloading bracket and ground.
3. the not contour bearing steel truss structure hoisting slide construction system of large span as described in claim 1, it is characterised in that: The piston shoes (2) include the sole plate (4) of structural bearings shear key (3) and setting in structural bearings shear key (3) lower part, described The tablet that structural bearings shear key (3) is vertically arranged by three pieces forms, and the sole plate (4) is along vertical with three pieces of tablets Direction is arranged, and sole plate (4) front end is the arc being upturned, and the both sides of sole plate (4) are provided with arc Chamfering (5).
4. the not contour bearing steel truss structure hoisting slide construction system of large span as described in claim 1, it is characterised in that: It is additionally provided with side block blocks (6) on the outside of the sliding rail (1).
5. the not contour bearing steel truss structure hoisting slide construction system of large span as claimed in claim 4, it is characterised in that: Further include built-in fitting (7), sliding rail (1) bottom is fixedly connected with built-in fitting (7), described side block blocks (6) one end and cunning It is fixed to move track (1), the other end is fixed with built-in fitting (7), and the side block blocks (6) are obliquely installed.
6. the not contour bearing steel truss structure hoisting slide construction system of large span as described in claim 1, it is characterised in that: The sliding pusher is multiple, and hydraulic pressure identical with hydraulic cylinder (9) quantity is parallel between hydraulic pump and hydraulic cylinder (9) and is changed To valve, a hydraulicdirectional control valve corresponds to a hydraulic cylinder (9).
7. the not contour bearing steel truss structure hoisting slide construction system of large span as claimed in claim 6, it is characterised in that: It is exported in each hydraulicdirectional control valve and is provided with holding overflow valve between the hydraulic cylinder (9) corresponding to it.
8. the not contour bearing steel truss structure hoisting slide construction system of large span as described in claim 1, it is characterised in that: It is described that axis pin for connection otic placode (10) and is connected by selection structure hinged interface.
9. the not contour bearing steel truss structure hoisting slide construction system of large span as described in claim 1, it is characterised in that: The sliding rail (1) is provided with the levelling bed course of back-grouting.
10. the not contour bearing steel truss structure hoisting slide construction system of large span as described in claim 1, feature exist In:Further include platform for lining, the platform for lining setting is on the ground.
CN201820335853.4U 2018-03-12 2018-03-12 The not contour bearing steel truss structure hoisting slide construction system of large span Active CN207932919U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820335853.4U CN207932919U (en) 2018-03-12 2018-03-12 The not contour bearing steel truss structure hoisting slide construction system of large span

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820335853.4U CN207932919U (en) 2018-03-12 2018-03-12 The not contour bearing steel truss structure hoisting slide construction system of large span

Publications (1)

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CN207932919U true CN207932919U (en) 2018-10-02

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CN201820335853.4U Active CN207932919U (en) 2018-03-12 2018-03-12 The not contour bearing steel truss structure hoisting slide construction system of large span

Country Status (1)

Country Link
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