CN207361649U - Large-scale vestibule steel structure hoisting instrument - Google Patents
Large-scale vestibule steel structure hoisting instrument Download PDFInfo
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- CN207361649U CN207361649U CN201721227441.0U CN201721227441U CN207361649U CN 207361649 U CN207361649 U CN 207361649U CN 201721227441 U CN201721227441 U CN 201721227441U CN 207361649 U CN207361649 U CN 207361649U
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Abstract
The utility model provides a kind of large-scale vestibule steel structure hoisting instrument, is related to construction equipment technical field, and solving large-scale steel structure can not safe enough, big technical problem affected by environment in integral hoisting and hoisting process.The lifting device includes lifting bracket, lifting device, lifting limited device and control system, and lifting bracket is arranged on above steel construction position to be installed；Lifting device is installed on lifting bracket, and the output terminal and steel structure connection of lifting device；The quantity of lifting limited device be at least two, all lifting limited devices with steel structure connection to be hoisted；Control system is electrically connected with lifting device and lifting limited device.The utility model has the characteristics that the degree of automation height, flexible and convenient operation, security is good, reliability is high, and amount of high-altitude operation is few, and time saving and energy saving, construction takes the characteristics of short.
Description
Technical field
Construction equipment technical field is the utility model is related to, more particularly, to a kind of large-scale vestibule steel structure hoisting work
Have, mismatched suitable for the limitation of tower crane tonnage, goliath equipment and field operation condition, and superelevation, super large must be carried out, surpassed
The construction and operation of the large-scale steel structure integral lifting installation of weight.
Background technology
As economy, the expansion of cultural construction demand and people appreciate building the raising of taste, large span space steel
For structure due to its diversification of forms, handsome in appearance, the features such as good economy performance, is increasingly subject to the favor of designers, at present greatly across
Degree space structure is mainly applied to the roof system knot of the large public buildings such as Aerodrome Construction, conference and exhibition center, stadiums, exhibition center
In structure.The new feature of Long-Span Steel Space Structures construction, opportunities and challenges are brought to Long-Span Steel Space Structures construction.Greatly across
Degree spatial steel structure from it is great, face that outage degree is high, construction loads is big, difficulty and dangerous high, installation accuracy requires high construction
Difficult point and feature.In view of tower crane tonnage limits, the reason such as large scale hoisting machinery equipment and field operation condition mismatch is right at present
Bulk-breaking high altitude bulk is used in large span high-altitude disjunctor heavy steel member, not only assembly, welding job amount be big, site machinery
Equipment is difficult to meet lifting requirements, and required high-altitude spelling moulding bed dosage is more, scaffolding height is big, there is very big safety, matter
Measure risk.The difficulty of construction is big, is unfavorable for the field erected duration control of steel construction.
Utility model content
It is existing in the prior art to solve the purpose of this utility model is to provide large-scale vestibule steel structure hoisting instrument
Difficult, dangerous, efficiency the is low technical problem of large-scale coupling beam steel structure hoisting.
To achieve the above object, the utility model provides following technical scheme：
A kind of large-scale vestibule steel structure hoisting instrument provided by the utility model, including lifting bracket, lifting device, lifting
Limiting device and control system, wherein：
The lifting bracket is arranged on above steel construction position to be installed；
The lifting device is installed on the lifting bracket, and the output terminal and steel structure connection of the lifting device；
The quantity of the lifting limited device be at least two, all lifting limited devices with steel knot to be hoisted
Structure connects；
The control system is electrically connected with the lifting device and the lifting limited device.
For large-scale vestibule Steel Structure Installation between two buildings, the quantity of the lifting bracket is even number, described to carry
Ascending branch frame is divided into two groups, and lifting bracket described in two groups is separately positioned on the reinforced concrete wall of the position to be installed of steel construction both sides
On, it is both provided with the lifting device on each lifting bracket；The lifting limited device is installed on steel construction or so two
Side is installed on steel construction front and rear sides and plane phase where building close to building beyond, or the lifting limited device
Beyond vertical.By setting lifting limited device to ensure that steel construction will not roll in lifting process, both protected
Card steel structure hoisting construction can also carry out under the conditions of bad environments strong wind day, affected by environment big so as to avoid constructing
Problem, and the security of lifting construction can also be improved, it is ensured that the safe efficient completion of lifting construction.
As further improvement of the utility model, the lifting device includes hydraulic rockshaft, the lower suspender of lifting, steel and twists
Line, the special earth anchor of lifting and hydraulic pump source system, the hydraulic rockshaft are installed on the lifting bracket, and the lifting is special
Earth anchor is arranged under the lifting in suspender, and suspender is fixedly connected on steel construction under the lifting, described steel strand wires one end and institute
State hydraulic rockshaft connection, the steel strand wires other end sequentially pass through under the lifting after suspender and the special earth anchor of lifting with
Steel construction is fixedly connected, and the hydraulic pump source system is connected with the hydraulic rockshaft.Carried out by using flexible steel strand wires
Load-bearing, as long as there is rational load-bearing suspension centre, hoisting depth is unrestricted.
As further improvement of the utility model, leading truck is further included, the leading truck is arranged on the hydraulic pressure lift
Device side, the leading truck include vertical support frame and crossbeam, and the quantity of the vertical supporting rod is two, two vertical supporting rods
It is connected on the lifting bracket, between two vertical support frames, the beam height is higher than the beam erection
The hydraulic rockshaft exports open height.
As further improvement of the utility model, the lifting limited device includes slide and guide rod, the slide edge
The reinforced concrete wall vertical direction of steel construction position to be installed is set, and the guide rod has sliding block, the sliding block and institute
State slide to be slidably connected, the guide rod other end is fixedly connected with steel construction.The quantity of the lifting limited device for four sets or
More, all lifting limited devices are divided into two groups, and lifting limited device described in two groups is separately positioned on a left side for steel construction
Right both sides, i.e. that side close to position to be installed.
By setting slide and guide rod, guide rod is fixedly connected with steel construction, and guide rod is slided along slide in lifting process
It is dynamic, once steel construction has blown the trend of rocking by wind, since the effect of rigid guide can prevent steel construction from rocking, greatly improve and carry
The security risen, and can the operation in strong wind, it can be ensured that lifting operation it is efficient, punctual.
As further improvement of the utility model, the guide rod is made of rigid material.
As further improvement of the utility model, the lifting limited device includes setting electric expansion on the ground
Column and the spacing collar being arranged on steel construction, the telescopic joint rod of the electric expansion column have more；When the electric expansion column
All telescopic joint rods stretch out after, the electric expansion pillar height degree is identical apart from ground level with the lifting bracket,
The spacing collar is hollow barrel-type structure, and the spacing collar is set on the electric expansion column.
When carrying out lifting operation, electric expansion column is set on the ground, sleeve is then set in electric expansion column
Telescopic joint rod on, then telescopic joint rod is all stretched out, carries out lifting operation, electric expansion column uses production of the prior art
Product.
As further improvement of the utility model, the lifting bracket includes hound and hanging deck, and the hanging deck is vertical
It is connected on the reinforced concrete wall of steel construction position to be installed, the hound is connected to the hanging deck lower end obliquely.Institute
State the opening for offering on hanging deck and being passed through for the steel strand wires.
As further improvement of the utility model, the hanging deck is located above steel construction position to be installed at 2 meters.
As further improvement of the utility model, the control system includes host computer system, field control system
System and wireless communication unit, the host computer system are electrically connected by the wireless communication unit and the field control system
Connect, the field control system is electrically connected with the lifting device and the lifting limited device.
As further improvement of the utility model, the hydraulic pump source system provides hydraulic pressure for the hydraulic rockshaft and moves
Power, the hydraulic pump source system use Modular Structure Design, each hydraulic rockshaft and one or more sets described hydraulic pressure
Pump source system connects.
Steel structure hoisting construction is carried out using the large-scale vestibule steel structure hoisting instrument, is specifically comprised the following steps：
Step A：Steel construction assembly：Assembled moulding bed is set up first, then according to the installed height mark on component and position
The original position that line carries out steel construction is assembled；Truss sets assembly jig in installation on ground at each interface position, in order to ensure assembled essence
Degree, does base, the steel plate that different-thickness is placed on girder steel ensures the springing quantum of truss using box beam and I-beam.Assembly jig is used
The stringent super flat, unwrapping wire of high-precision instrument (theodolite, spirit level etc.).Ensure bracket stable, do not deform during assembly.
The chord member of steel truss is divided into upper and lower string, according to from bottom to top, is carried out from centre to the order of both sides assembled.Two Pin
After truss assembly, bar is linked between installation truss at once, is allowed to form stable entirety.During truss assembly, it is ensured that
The component of same day assembly forms stable structure system.Truss assembly finishes first to twist high-strength bolt after weld, when welding, first welds purlin
Frame main chord, welds web member afterwards.Measurement truss rise before welding, it is ensured that truss zero deflection identical with stiffened column bracket rise
Step B：Embedded part is constructed on wall：Built-in fitting construction is carried out on the reinforced concrete wall of steel construction position to be installed,
Specifically include：(1) surveying setting-out：By controlling net survey to set thin portion axis, control installation of embedded parts position；(2) installation is in place：With
Total station survey correction embedded part position, after the completion of accurate correction at the absolute altitude of embedded part bottom, welds two reinforcing bars as embedded part side by side
Muscle is held in the palm, and is fixed temporarily, is welded and fixed between embedded part and core wall reinforcing bar, embedded part plate is not inclined after ensureing concreting
Move；(3) precision repetition measurement：After the installation of embedded part plate is secured in position, repetition measurement embedded part plate level degree and verticality are fallen with horizontal guiding ruler and line,
Ensure built-in fitting precision；After repetition measurement, built-in fitting is finally welded and fixed in time, prevents its displacement；(4) welding is solid
It is fixed：After casting concrete, repetition measurement is carried out using total powerstation, correction in time；
Step C：Lifting bracket and lifting device are installed：Pacify on the reinforced concrete wall above steel construction position to be installed
Lifting bracket is filled, lifting device includes hydraulic rockshaft, the lower suspender of lifting, steel strand wires, the special earth anchor of lifting and hydraulic pump source system
System, hydraulic rockshaft is installed on lifting bracket, will be lifted special earth anchor and is placed in the lower suspender of lifting, then will be all
The lower suspender of lifting and the special earth anchor of lifting are installed at the top of steel construction, and steel strand wires end sequentially passes through the lower suspender of lifting and lifting is special
With being connected to after earth anchor on steel construction, by the hydraulic oil pipe of hydraulic rockshaft and hydraulic pump source system connectivity, and communication news are laid
Number line connects control system with hydraulic rockshaft；
Step D：Lifting limited device is installed：Lifting limited device includes slide and guide rod, and slide is vertically installed at steel
On the reinforced concrete wall of structure position to be installed, guide rod has sliding block, and sliding block is slidably connected with slide, the guide rod other end
It is fixedly connected with steel construction；
Step E：First time pre-lift：Control hydraulic rockshaft that steel construction is integrally loaded and is promoted to by control system
At the 50mm of ground, then stop lifting, carry out observation 12 it is small when；
Step F：Lift up of steel structure is to position to be installed：Start hydraulic rockshaft progress steel construction integrally to be lifted, lifted
Spirit level, theodolite is coordinated to measure each suspension centre lifting relative altitude, displacement in real time in journey, if needed single suspension centre trim process,
Near lift up of steel structure to position to be installed, each suspension centre is finely adjusted processing, slows down lifting speed, most lift up of steel structure at last
To at position to be installed, whether each suspension centre hoisting depth of repetition measurement consistent with design point, after confirming lifting in place, carries out steel
Structure installation is fixed；
Step G：Remove equipment：Hydraulic rockshaft, lifting bracket, lifting limited device and control system are removed successively, are carried
Work is risen to complete.
The beneficial effects of the utility model are：
1st, the utility model is lifted at the same time by using multiple hydraulic rockshafts so that lifting weight, steel construction span with
And steel construction area be not restricted, the flexibility of steel construction integral hoisting operation is greatly improved, can significantly shorten the construction period,
Use manpower and material resources sparingly, the utility model also have equipment volume it is small, from heavy and light, large carrying capacity, particularly suitable in narrow and small sky
Between or indoor carry out large-tonnage member lifts.
2nd, the utility model carries out load-bearing by using flexible steel twisted wire so that hoisting depth is unrestricted, makes product should
It is wider with scope, by the setting of remote wireless control system, lifting operation, equipment automatization are carried out at the construction field (site) without station
Degree is high, and flexible to operation, security is good, and reliability is high, widely applicable, versatile.
3rd, the utility model is by setting lifting limited device, it is ensured that rocking for steel construction is avoided in lifting process,
Hoisting safety is not only greatly improved, but also the use scope of lifting operation can be expanded, can also be applied safely there is wind weather
Work.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is a kind of structure diagram of embodiment of the large-scale vestibule steel structure hoisting instrument of the utility model；
Fig. 2 is a kind of large-scale embodiment of vestibule steel structure hoisting instrument of the utility model by steel structure hoisting to position to be installed
Structure diagram when putting；
Fig. 3 is the structure diagram of the large-scale vestibule steel structure hoisting instrument another kind embodiment of the utility model；
Fig. 4 is the structure diagram that the medium-and-large-sized vestibule Construction of Steel Structure of the utility model finishes.
1- lifting brackets in figure；11st, hanging deck；12nd, hound；2nd, lifting device；21st, hydraulic rockshaft；22nd, hung under being lifted
Tool；23rd, steel strand wires；24th, special earth anchor is lifted；25th, leading truck；3rd, lifting limited device；31st, slide；32nd, guide rod；321st, it is sliding
Block；33rd, electric expansion column；34th, spacing collar；4th, built-in fitting；100th, steel construction；200th, reinforced concrete wall；300th, assembled tire
Tool.
Embodiment
To make the purpose of this utility model, technical solution and advantage clearer, below by the technology of the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not before creative work is made
Obtained all other embodiment is put, belongs to the scope that the utility model is protected.
Embodiment 1：
As shown in Figure 1, the utility model provides a kind of large-scale vestibule steel structure hoisting instrument, including lifting bracket 1, carry
Device 2, lifting limited device 3 and control system are risen, lifting bracket 1 is arranged on above 100 position to be installed of steel construction；Lifting dress
Put 2 to be installed on lifting bracket 1, and the output terminal of lifting device 2 is connected with steel construction 100；The quantity of lifting limited device 3 is
At least two, all lifting limited devices 3 are detachably connected with steel construction 100 to be hoisted；Control system and lifting device 2
It is electrically connected with lifting limited device 3.Lifting limited device 3 is spacing for being carried out in the horizontal direction to steel construction 100, prevents
Steel construction 100 rocks in the air.Large-scale vestibule steel construction 100 is installed between two buildings, and the quantity of lifting bracket 1 is even
Several, lifting bracket 1 is divided to for two groups, and two groups of lifting brackets 1 are separately positioned on the reinforcing bar of the position to be installed of 100 both sides of steel construction
On concrete walls 200, lifting device 2 is both provided with each lifting bracket 1；It is left that lifting limited device 3 is installed on steel construction 100
Right both sides are close to building beyond, by setting lifting limited device 3 to ensure that steel construction 100 will not in lifting process
Roll, both ensured 100 lifting construction of steel construction under the conditions of bad environments strong wind day or can carry out, so as to avoid applying
The problem of work is affected by environment big, and the security of lifting construction can also be improved, it is ensured that lifting construction it is safe efficient complete
Into.
Preferably, it can be lifted, be reduced by overall in order to carry out the big steel construction 100 of large-scale ultra-high overweight span
Aerial workload, lifting device 2 includes hydraulic rockshaft 21, the lower suspender 22 of lifting, steel strand wires 23, lifting exclusively in the application
Anchor 24 and hydraulic pump source system, hydraulic rockshaft 21 be installed on lifting bracket 1 on, lifted special earth anchor 24 be arranged on lifting under hang
In tool 22, lift lower suspender 22 and be fixedly connected on steel construction 100,23 one end of steel strand wires is connected with hydraulic rockshaft 21, steel strand wires
23 other ends are fixedly connected after sequentially passing through the lower suspender 22 of lifting and the special earth anchor 24 of lifting with steel construction 100, hydraulic pump source system
System is connected with hydraulic rockshaft 21.Load-bearing is carried out by using flexible steel strand wires 23, as long as there is rational load-bearing suspension centre, lifting
It is highly unrestricted.
As shown in Fig. 2, in order to ensure being smoothed out for lifting, leading truck 25 is further included, leading truck 25 is arranged on hydraulic pressure and carries
21 side of device is risen, leading truck 25 includes vertical support frame and crossbeam, and the quantity of vertical supporting rod is two, and two vertical supporting rods connect respectively
It is connected on lifting bracket 1, for beam erection between two vertical support frames, beam height is high higher than 21 delivery outlet of hydraulic rockshaft
Degree.Leading truck 25 is installed on the side of hydraulic rockshaft 21, and the export direction of leading truck 25 is to facilitate installation oil pipe, sensor and not
It is principle to influence 23 free fall of steel strand wires.25 the top crossbeam of leading truck is high by about 1.5~2 from 21 top anchorage of hydraulic rockshaft
Rice (total about 3.5 meters high), deviateing 21 0.4 meters of hydraulic rockshaft is advisable, and ensures that steel strand wires 23 vertically export, it is suitable to prolong leading truck 25
Profit is mobile.
As optional embodiment, lifting limited device 3 includes slide 31 and guide rod 32, and slide 31 is along steel construction 100
200 vertical direction of reinforced concrete wall of position to be installed is set, and 32 one end of guide rod has sliding block 321, sliding block 321 and slide 31
It is slidably connected, 32 other end of guide rod is fixedly connected with steel construction 100.The quantity of lifting limited device 3 is four sets or more, is owned
Lifting limited device 3 be divided to for two groups, two groups of lifting limited devices 3 are separately positioned on the left and right sides of steel construction 100, i.e., close
That side of position to be installed.
By setting slide 31 and guide rod 32,32 one end of guide rod is fixedly connected with steel construction 100, the guide rod in lifting process
32 slide along slide 31, once steel construction has blown the trend of rocking by wind, since the effect of rigid guide 32 can prevent steel construction
100 rock, and greatly improve the security of lifting, and can the operation in strong wind, it can be ensured that lifting operation it is efficient, accurate
When.Guide rod 32 is made of rigid material.
Lifting bracket 1 includes hound 12 and hanging deck 11, and hanging deck 11 is vertically connected on the steel of 100 position to be installed of steel construction
On reinforced concrete wall 200, hound 12 is connected to 11 lower end of hanging deck obliquely.Offer what is passed through for steel strand wires 23 on hanging deck 11
Opening.
Lifting bracket 1, is arranged on the top of position to be installed by interference of the lifting bracket 1 to steel construction 100 in order to prevent,
But if the distance is too far also wastes steel strand wires 23, hanging deck 11 is located above 100 position to be installed of steel construction 2 meters by the application
Place.
Control system includes host computer system, field control system and wireless communication unit, host computer system
It is electrically connected by wireless communication unit with field control system, field control system and lifting device and lifting limited device 3 are equal
It is electrically connected.
Hydraulic pump source system provides hydraulic power for hydraulic rockshaft 21, and hydraulic pump source system is set using modular construction
Meter, each hydraulic rockshaft 21 are connected with one or more sets hydraulic pump source systems.
As shown in figure 4, the large-scale vestibule steel structure hoisting instrument used carries out steel structure hoisting construction, specifically include as follows
Step：
Step A：Steel construction assembly：Assembled moulding bed 300 is set up first, then according to the installed height mark on component and position
Put the original position assembly that line carries out steel construction 100；Steel construction 100 sets assembly jig in installation on ground at each interface position, in order to
Ensure splicing accuracy, do base using box beam and I-beam, the steel plate that different-thickness is placed on girder steel ensures the arch camber of truss
Value.The assembly jig stringent super flat, unwrapping wire of high-precision instrument (theodolite, spirit level etc.).Ensure bracket stable, during assembly
Do not deform.
Step B：Embedded part is constructed on wall：Built-in fitting is carried out on the reinforced concrete wall 200 of 100 position to be installed of steel construction
4 constructions, specifically include：(1) surveying setting-out：By controlling net survey to set thin portion axis, 4 installation site of built-in fitting is controlled；(2) install
In place：With total station survey correction embedded part position, after the completion of accurate correction at the absolute altitude of embedded part bottom, two reinforcing bars are welded side by side and are made
For embedded part support muscle, and fixed, be welded and fixed between embedded part and core wall reinforcing bar temporarily, ensure embedded part plate after concreting
Do not deviate；(3) precision repetition measurement：After the installation of embedded part plate is secured in position, with horizontal guiding ruler and line pendant repetition measurement embedded part plate level degree and hang down
Straight degree, it is ensured that 4 precision of built-in fitting；After repetition measurement, built-in fitting 4 is finally welded and fixed in time, prevents its displacement；(4)
It is welded and fixed：After casting concrete, repetition measurement is carried out using total powerstation, correction in time；
Step C：Lifting bracket 1 and lifting device 2 are installed：Armored concrete above 100 position to be installed of steel construction
Lifting bracket 1 is installed, it is special that lifting device 2 includes suspender 22, steel strand wires 23, lifting under hydraulic rockshaft 21, lifting on wall 200
Earth anchor 24 and hydraulic pump source system, hydraulic rockshaft 21 is installed on lifting bracket 1, will be lifted special earth anchor 24 and is placed on and carries
Rise in lower suspender 22, suspender 22 under all liftings and the special earth anchor 24 of lifting are then installed on the top of steel construction 100, steel twists
23 end of line sequentially passes through the lower suspender 22 of lifting and is connected to after lifting special earth anchor 24 on steel construction 100, by hydraulic rockshaft
21 hydraulic oil pipe and hydraulic pump source system connectivity, and lay communication signal line and connect control system with hydraulic rockshaft 21；
Each hydraulic rockshaft 21 corresponds to a set of special earth anchor 24 of lifting.Lift special 24 structure of earth anchor and be installed on the lower suspender 22 of lifting
Inside, it is desirable to often set lifts special earth anchor 24 and the hydraulic rockshaft 21 directly over it, to lift suspension centre structure perforate vertical right
Should, it install with one heart；Steel strand 23 takes threading method from the bottom to top, i.e., penetrates to top and be pierced by from 21 bottom of hydraulic rockshaft；Should
Every 23 bottom of beam steel strand wires is set to maintain an equal level as far as possible, 23 upper end of steel strand wires put on is consolidated by collet and 21 top anchors of hydraulic rockshaft
It is fixed；After 21 steel strand wires 23 of hydraulic rockshaft install, then by the lower end of 23 beam of steel strand wires penetrate immediately below it is corresponding under hang
Point is lifted in special 24 structure of earth anchor, is locked after adjusting；The reserved steel strand wires 23 in the top of every hydraulic rockshaft 21 should be along leading
Dredged to frame 25 towards predetermined direction；
Hydraulic pump source system is connected with the hydraulic oil pipe of hydraulic rockshaft 21：
A. during connected pipes, the bonded washer in oil connection should take out, and should have O shapes in corresponding pipe fitting or butt joint
Circle；
B. lower position oil pipe should be first connect, prevents the oil in oil pipe backflows out of from coming.Hydraulic pump source system and hydraulic rockshaft 21
Between oil pipe to correspond, by root connect；
The connection of various kinds of sensors in control system：
A. the control signal wire connection between hydraulic pump source system and hydraulic rockshaft 21；
B. the connection between hydraulic pump source system and control system；
C. the connection of the power line between hydraulic pump source system and distribution box；
D. the connection of computer control system power cord；
Further include leading truck 25 to install, the installation of progress leading truck 25 after hydraulic rockshaft 21 is installed, in hydraulic pressure lift
During device 21 is lifted or declined, its top must reserve the about 5-6m of steel strand wires 23 grown, if reserved 23 mistake of steel strand wires
It is more, operation and hydraulic rockshaft for steel strand wires 23 during lifting or decline about 21 the locking of anchorage and opening have it is larger
Influence.So every good leading truck 25 of the necessary configured in advance of hydraulic rockshaft 21, facilitates its top to reserve excessive steel strand wires 23
Export smooth.Unnecessary steel strand wires 23 can freely be dredged backward, downwards along lifting platform.Leading truck 25 is installed on hydraulic rockshaft
21 tops, the export direction of leading truck 25 is to facilitate installation oil pipe, sensor and not influence 23 free fall of steel strand wires as principle.
25 crossbeam of leading truck is about 1.5~2 meters high from 21 top anchorage of hydraulic rockshaft, and deviateing 21 center 0.4m of hydraulic rockshaft is advisable.
Step D：Lifting limited device is installed：Lifting limited device 3 includes slide 31 and guide rod 32, and slide 31 is pacified vertically
On the reinforced concrete wall 200 of 100 position to be installed of steel construction, 32 one end of guide rod has sliding block 321, and sliding block 321 is with sliding
Rail 31 is slidably connected, and 32 other end of guide rod is fixedly connected with steel construction 100；
Step E：First time pre-lift：Hydraulic rockshaft 31 is controlled to load the entirety of steel construction 100 simultaneously by control system
Be promoted at the 50mm of ground, then stop lifting, carry out observation 12 it is small when；By during pre-lift to steel construction 100,
The observation and monitoring of facility, lifting device 2 and system are lifted, confirmation meets simulation condition calculating and design condition, ensures lifting
The safety of process；Using each lifting suspension centre counter-force value of Computer Simulation as foundation, classification is carried out to steel construction Unit 100 and is added
Carry (examination lifting), the hydraulic rockshaft 21 at each suspension centre, which stretches cylinder pressure, should slowly be classified increase, be followed successively by 20%, 40%, 60%,
80%；In the case where confirming that each several part is without exception, can continue to be loaded into 90%, 95%, 100%；During hierarchical loading,
Each step hierarchical loading finishes, and should all suspend and check, such as：Before and after the loading such as upper suspension centre, lower suspension centre structure, steel construction 100
Deformation, and situations such as the stability of position reinforced concrete wall 200 to be installed.In the case of all going well, continue next
Walk hierarchical loading.When hierarchical loading will leave assembled moulding bed 300 to steel construction 100, it is understood that there may be each point is liftoff when different,
Lifting speed should be reduced at this time, and sees closely and looks into the liftoff situation of each point, do " single-point moves " lifting if necessary.Ensure steel construction 100
Liftoff steady, each point is synchronous；After the entirety of steel construction 100 is lifted off the assembled about 50mm of moulding bed 300, hydraulic rockshaft 21 is utilized
Locked, it is aerial stop 12 it is small when more than make to check comprehensively suspension centre structure, bearing system, lifting device, purlin steel construction 100 and
The deformation of weld seam and stressing conditions etc.；Stopping in the observation period, the ground clearance of each suspension centre is detected with measuring instrument, calculating each
Suspension centre relative relief.Each suspension centre height is adjusted by hydraulic rockshaft 21, steel construction 100 is reached horizontal attitude；
Step F：Lift up of steel structure is to position to be installed：Start hydraulic rockshaft 21 and carry out the overall lifting of steel construction 100, carry
Spirit level, theodolite is coordinated to measure each suspension centre lifting relative altitude, displacement in real time during rising, if needed at single suspension centre fine setting
Reason, steel construction 100 is promoted near position to be installed, and each suspension centre is finely adjusted processing, slows down lifting speed, most steel knot at last
For the lifting of structure 100 at position to be installed, whether each suspension centre hoisting depth of repetition measurement consistent with design point, confirms lifting in place
Afterwards, the installation of steel construction 100 is carried out to fix；After pre-lift inspection confirms situation without exception, Integral synchronous lifting steel structural 100；
In lifting process, coordinate spirit level, theodolite tightly to monitor displacement, absolute altitude and the stressing conditions of each hoist point, find horizontal
When offset or two hoist points are asynchronous, it is adjusted in time by control system, steel construction 100 is kept in lifting process
At grade；
Step G：Remove equipment：Hydraulic rockshaft 21, lifting bracket 1, lifting limited device 3 are removed successively, lift work
Complete.After steel construction 100 is promoted to design position, pause；Each suspension centre fine setting reaches 100 each layers of chord member precise elevation of steel construction
Design position；Static, 21 equipment break-off of hydraulic rockshaft is locked, the aerial statue of steel construction Unit 100 is kept, in steel knot
Then 100 both ends of structure installation diagonal web member fills segmentation, steel construction 100 and built-in fitting 4 finally are joined together to form monolithic stability
Stress system；21 equipment of hydraulic rockshaft synchronously unloads, fully relaxed to steel strand wires 23；Carry out the follow-up high-altitude of steel construction 100
Installation；Hydraulic rockshaft 21 and related interim measure (removing leading truck 25, lifting bracket 1 etc.) are removed, it is single to complete steel construction 100
The overall lifting installation of member.
Embodiment 2：
As shown in figure 3, the present embodiment compared with Example 1, differs only in lifting limited device structure difference, lifting limit
Beyond plane where position device 3 is installed on 100 front and rear sides of steel construction and building is perpendicular.Lifting limited device includes
Electric expansion column on the ground and the spacing collar being arranged on steel construction be set, and the telescopic joint rod of electric expansion column has more
Root；After all telescopic joint rods of electric expansion column are stretched out, electric expansion pillar height degree is with lifting bracket apart from ground level phase
Together, spacing collar is hollow barrel-type structure, and spacing collar is set on electric expansion column., will be electronic when carrying out lifting operation
Telescopic mast is set on the ground, is then set in sleeve in the telescopic joint rod of electric expansion column, then that telescopic joint rod is whole
Stretch out, carry out lifting operation, electric expansion column uses product of the prior art.
Using hydraulic rockshaft as lifting machinery, for flexible steel twisted wire as load-bearing rigging, hydraulic rockshaft is core-theaded type
Structure, using steel strand wires as lifting rigging, there is that safe and reliable, supporting part own wt is light, easy to transportation and installation, middle not
It a series of particular advantages such as must splice.The wedge type anchorage at hydraulic rockshaft both ends is acted on unidirectional self-lock.When anchorage works
, can auto lock steel strand wires when (tight)；Anchorage do not work (pine) when, decontrol steel strand wires, steel strand wires can be up and down.Hydraulic pressure lift
One flow is one stroke of hydraulic rockshaft, stroke 250mm.It is elevated heavy when the repetitive operation of hydraulic rockshaft cycle
Thing then moves forward step by step.
The above, is only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model should be with the power
Subject to the protection domain that profit requires.
Claims (10)
- A kind of 1. large-scale vestibule steel structure hoisting instrument, it is characterised in that：Including lifting bracket (1), lifting device (2), lifting Limiting device (3) and control system, wherein：The lifting bracket (1) is arranged on above steel construction position to be installed；The lifting device (2) is installed on the lifting bracket (1), and the output terminal and steel construction of the lifting device (2) (100) connect；The quantity of the lifting limited device (3) be at least two, all lifting limited devices (3) with steel to be hoisted Structure (100) connects；The control system is electrically connected with the lifting device (2) and the lifting limited device (3).
- 2. large-scale vestibule steel structure hoisting instrument according to claim 1, it is characterised in that：Lifting device (2) bag Include hydraulic rockshaft (21), the lower suspender (22) of lifting, steel strand wires (23), the special earth anchor (24) of lifting and hydraulic pump source system, institute Hydraulic rockshaft (21) is stated on the lifting bracket (1), the special earth anchor (24) of lifting is arranged under the lifting In suspender (22), suspender (22) is fixedly connected on steel construction (100) under the lifting, described steel strand wires (23) one end with it is described Hydraulic rockshaft (21) connects, and it is special that steel strand wires (23) other end sequentially passes through suspender (22) and the lifting under the lifting It is fixedly connected afterwards with steel construction (100) with earth anchor (24), the hydraulic pump source system is connected with the hydraulic rockshaft (21).
- 3. large-scale vestibule steel structure hoisting instrument according to claim 2, it is characterised in that：Leading truck (25) is further included, The leading truck (25) is arranged on the hydraulic rockshaft (21) side, and the leading truck (25) includes vertical support frame and crossbeam, The quantity of the vertical supporting rod is two, and two vertical supporting rods are connected on the lifting bracket (1), the crossbeam It is erected between two vertical support frames, the beam height is higher than the hydraulic rockshaft (21) output open height.
- 4. large-scale vestibule steel structure hoisting instrument according to claim 1, it is characterised in that：The lifting limited device (3) slide (31) and guide rod (32), reinforced concrete wall of the slide (31) along steel construction (100) position to be installed are included (200) vertical direction is set, and described guide rod (32) one end has sliding block (321), and the sliding block (321) is sliding with the slide (31) Dynamic connection, guide rod (32) other end are fixedly connected with steel construction (100).
- 5. large-scale vestibule steel structure hoisting instrument according to claim 4, it is characterised in that：The guide rod (32) is using firm Property material is made.
- 6. large-scale vestibule steel structure hoisting instrument according to claim 1, it is characterised in that：The lifting limited device (3) including the spacing collar (34) for setting electric expansion column (33) on the ground and being arranged on steel construction (100), the electricity The telescopic joint rod of dynamic telescopic mast (33) has more；After all telescopic joint rods of the electric expansion column (33) are stretched out, The electric expansion column (33) is highly identical apart from ground level with the lifting bracket (1), during the spacing collar (34) is Empty tubular construction, the spacing collar (34) are set on the electric expansion column (33).
- 7. large-scale vestibule steel structure hoisting instrument according to claim 1, it is characterised in that：Lifting bracket (1) bag Hound (12) and hanging deck (11) are included, the hanging deck (11) is vertically connected on the reinforced concrete of steel construction (100) position to be installed On cob wall (200), the hound (12) is connected to the hanging deck (11) lower end obliquely.
- 8. large-scale vestibule steel structure hoisting instrument according to claim 7, it is characterised in that：The hanging deck (11) is located at steel Above structure (100) position to be installed at 2 meters.
- 9. large-scale vestibule steel structure hoisting instrument according to claim 1, it is characterised in that：The control system includes master Control computer system, field control system and wireless communication unit, the host computer system pass through the wireless communication list It is first to be electrically connected with the field control system, the field control system and the lifting device (2) and the spacing dress of lifting (3) are put to be electrically connected.
- 10. large-scale vestibule steel structure hoisting instrument according to claim 2, it is characterised in that：The hydraulic pump source system Hydraulic power is provided for the hydraulic rockshaft (21), the hydraulic pump source system uses Modular Structure Design, each described Hydraulic rockshaft (21) is connected with hydraulic pump source system one or more sets described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227441.0U CN207361649U (en) | 2017-09-22 | 2017-09-22 | Large-scale vestibule steel structure hoisting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721227441.0U CN207361649U (en) | 2017-09-22 | 2017-09-22 | Large-scale vestibule steel structure hoisting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207361649U true CN207361649U (en) | 2018-05-15 |
Family
ID=62349108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721227441.0U Expired - Fee Related CN207361649U (en) | 2017-09-22 | 2017-09-22 | Large-scale vestibule steel structure hoisting instrument |
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| Country | Link |
|---|---|
| CN (1) | CN207361649U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107445084A (en) * | 2017-09-22 | 2017-12-08 | 中国建筑第二工程局有限公司 | Large-scale vestibule steel structure hoisting instrument and hoisting |
| CN109279523A (en) * | 2018-08-16 | 2019-01-29 | 许益安 | A kind of warehouse logistics load-bearing transfer device |
| CN109319658A (en) * | 2018-09-07 | 2019-02-12 | 中国建筑第八工程局有限公司 | Traveling crane type hoisting device |
| CN109850784A (en) * | 2019-01-25 | 2019-06-07 | 上海建工五建集团有限公司 | A kind of steel structure net rack promotes positioning system and method |
| CN112374344A (en) * | 2020-10-29 | 2021-02-19 | 上海宝冶冶金工程有限公司 | Method for mounting top of large-scale gas tank in steel mill |
-
2017
- 2017-09-22 CN CN201721227441.0U patent/CN207361649U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107445084A (en) * | 2017-09-22 | 2017-12-08 | 中国建筑第二工程局有限公司 | Large-scale vestibule steel structure hoisting instrument and hoisting |
| CN109279523A (en) * | 2018-08-16 | 2019-01-29 | 许益安 | A kind of warehouse logistics load-bearing transfer device |
| CN109279523B (en) * | 2018-08-16 | 2020-01-10 | 上海祥威国际货物运输代理有限公司 | Bearing and transferring device for warehouse logistics |
| CN109319658A (en) * | 2018-09-07 | 2019-02-12 | 中国建筑第八工程局有限公司 | Traveling crane type hoisting device |
| CN109319658B (en) * | 2018-09-07 | 2020-11-24 | 中国建筑第八工程局有限公司 | Traveling crane type hoisting device |
| CN109850784A (en) * | 2019-01-25 | 2019-06-07 | 上海建工五建集团有限公司 | A kind of steel structure net rack promotes positioning system and method |
| CN112374344A (en) * | 2020-10-29 | 2021-02-19 | 上海宝冶冶金工程有限公司 | Method for mounting top of large-scale gas tank in steel mill |
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