CN104878838A - Construction method of supporting-to-lifting reinforced concrete building - Google Patents
Construction method of supporting-to-lifting reinforced concrete building Download PDFInfo
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- CN104878838A CN104878838A CN201510129956.6A CN201510129956A CN104878838A CN 104878838 A CN104878838 A CN 104878838A CN 201510129956 A CN201510129956 A CN 201510129956A CN 104878838 A CN104878838 A CN 104878838A
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Abstract
The invention discloses a construction method of a supporting-to-lifting reinforced concrete building. The method includes analysis of a +/-0.00 floor, installation of a rigid support working platform, installation of a hydraulic machine support, replacing support rods, supporting round steel pillars and pillar supports, setup of outer protective cages, pillar support trolleys and traction ropes, installation of building vertical guide metal rods and their sleeves, installation of wire tension facilities, setup of a field gantry crane before a building number, lifting, installation of foundation pit reinforced concrete pads, and detachment and recovery of the equipment and facilities. The method has the advantages that all members are prefabricated in a factory, total weight of the building is decreased by about 70%, masonry quantity of concrete and usage of steel are decreased, transportation cost is saved, the members are assembled and lifted indoors and conveyed in place via the gantry crane, a rail car, a travelling car and a roll shaft line, positioning is precise, tension equipment is not too far from the ground, joint welding and grouting are convenient, each of floors from top to foundation is finished in the +/-0.00 floor, the thousands of years of building history is thoroughly subverted, and the construction method is to be a new millstone in the architectural history of mankind.
Description
Technical field
The present invention relates to building construction technology field, specifically a liter holder steel bar concrete building construction method is changed in a kind of supporting.
Background technology
At present, the building in house all adopts field fabrication mode that is outdoor, high-altitude, and so not only workload is heavy, at substantial transport capacity and manpower and materials, also can cause large pollution to environment.The patent of invention (CN104234185A) of " a kind of line cage concrete hollow frame structure and the assembly method thereof " of my application discloses a kind of coil holder cage concrete hollow frame structure and implementation method thereof, by minute quantity steel bar concrete, building gross weight alleviates about 70%, and guarantee the enough wind resistances of building structure, antidetonation, there is excellent insulation, sound insulation value simultaneously.In this patent, hollow concrete post, beam, floor plate, slab type stairway and these components of raft foundation are all prefabricated in the factory, transport to building-site assembled, but especially flooring high-altitude at the scene, these thick, stupid, heavy Family partners how are made to meet design axis, absolute altitude, be be difficult to find exact position accurately by tower arm, especially connect stretching wire in high-altitude and become very difficult.Therefore, for the implementation process of line cage concrete hollow frame structure, need study a kind of newly can pinpoint building building technology.
Summary of the invention
A kind of supporting is the object of the present invention is to provide to change a liter holder steel bar concrete building construction method, put in place by straddle truck, railcar, moving trolley, the conveying of roller bearing line, accurate location, it is not high that tensioning equipment is liftoff, node crosses electric welding, grouting operation conveniently, all completes all construction works at ± 0.00 layer from top layer to every layer, basis.
For achieving the above object, the invention provides following technical scheme:
A liter holder steel bar concrete building construction method is changed in a kind of supporting, comprises the following steps:
(1) to the analysis selecting ± 0.00 layer: ± 0.00 layer is located at from original ground height 1-2.5 rice, namely height+post pre-buried steel wire revealed section of the thickness+main depth of beam+firm holder working platform of floor plate is long;
(2) installation of working platform is just held in the palm: select 1# vertical joint part disjunctor counter brace type keel component+end, face 4a# or 4b# assembly at girder axis direction, other direction selects 2# wavy bridging osteocomma assembly+end, face 4a# or 4b# assembly, 2# wears and hands over 1# assembly bolt tightening, net height h=400-600mm, pitch of waves L=700-900mm, net distance=700-900mm or=1400-1800mm:
(3) installation of hydraulic press support, displacement holder rod, supporting round steel column and support thereof: displacement holder rod+supporting round steel, being aided with steel structure support with thick round steel is located on steel bar concrete backing plate, coated and electric welding two angle steel in supporting round steel both sides, the support of two angle steel+diagonal brace angle steel composition supporting round steel column, be connected as a single entity with hydraulic press support and connect with the built-in fitting of steel bar concrete backing plate, arranging horizon bar+diagonal brace system on coated angle steel top;
(4) arrange be located on steel bar concrete backing plate with draw cable move the post distance of positions from protect cage cylinder and elastic supports car and pull rope outward;
(5) whole building vertically-guided Metallic rod and sleeve pipe thereof are installed: guiding Metallic rod adopts diameter 250mm, the thick-walled seamless steel pipes of H=5500mm, and sleeve pipe adopts the thick-walled seamless steel pipes of H=500mm, carries out the machine tooling of high standard tolerance fit, fineness;
(6) installation of steel wire stretching facility: rely on and just hold in the palm for putting forth effort the strong point outside working platform, install stretching wire;
(7) setting of ground, front court, building straddle truck: in conjunction with transport vehicle and light rail thereof, the roller bearing pipeline just on holder working platform, fortune beam and floor plate are also in place, the moving trolley of conveying inside and outside wall board; Straddle truck accurately located the axis of post, beam, plate, post transport vehicle and light rail thereof, post and outer casing cage thereof are transported to posthole in place in place, girder roller board pipeline, secondary beam roller board pipeline, straight line is delivered to the node that crosses and accurately locates absolute altitude and interval respectively, after post, beam, plate cross, and stretching wire on post, beam, plate;
(8) post, beam, plate cross after node normotopia, carry out reinforcing bar connection, steel wire welding, upper lower prop corner reinforcing bar steel sleeve glueds joint, all the other dock reinforcing bar welding weldering up and down, post, beam connect steel wire, interior hoop or the welding of vertical joint part, then connect stretch-draw post, joist steel silk, carry out plate, beam starching, and connect stretch-draw flooring steel wire;
(9) Zheng Zhuan building safety and steady rises holder, is the firm holder working platform under the slide guide relying on vertical guide slide bar;
(10) foundation pit reinforced concrete backing plate: pre-buried connection reinforcing bar amplifies pin with the basis, the second level of parcel steel bar concrete suspension column and is connected in steel bar concrete backing plate, and dark 0.5-1.5 rice, underground arranges raft foundation beam and connects with post;
(11) after completing base for post and node operation, wait to do, unmarshaling equipment, facility;
(12) first step backfill foundation ditch is carried out, smooth Chinese toon compacting raft foundation beam substratum;
(13) carry out edge of a wing steel wire finishing and layout, side form, smash concrete;
(14) second step backfill foundation ditch is carried out, soil layer under smooth Chinese toon compacting architecture indoor platform;
(15) platform concrete or design steel wire net rack hollow concrete platform is smash.
As the further scheme of the present invention: in described step (2), attached by just asking working platform or its ground to arrange following facility:
A, girder roller bearing pipeline, secondary beam roller bearing pipeline are set;
B, floor plate working platform is set;
C, the outer casing cage of post is set opens clamp and the outer casing cage lifter of post;
D, post self-discharging transporter and light rail thereof are set;
E, arrange cross node grouting seal mould, tongue and groove enters formula clutch.
As the further scheme of the present invention: described guiding Metallic rod interval is no more than 20 meters, described guiding Metallic rod top arranges horizontal brace pull bar, establishes the anti-pull bar flexure of a vertical rod every 7 meters.
As the further scheme of the present invention: described step (9) also comprises, laser ranging monitoring floor balance location automated system is adopted to carry out level monitoring to firm holder working platform, described laser ranging monitoring floor balance location automated system comprises central processing unit and laser range finder, laser range finder is connected with the input of central processing unit, the output of central processing unit respectively with four trailing arm control connections of hydraulic press.
As the further scheme of the present invention: the control flow of described laser ranging monitoring floor balance location automated system is:
1) location graduation of the floor that first will hold up, namely floor is d0 to the vertical distance on ground, input central processing unit;
2) then hydraulic press four trailing arms hold up floor, and four trailing arms hold four angles of floor respectively, and four trailing arms are controlled by central processing unit;
3) laser range finder is placed on ground or apart from ground level be the place of h, utilize laser range finder simultaneously to the angle, four buildings of building up and down 2 send laser, the laser beam of reflection is received by photoelectric cell, timer measures laser beam from the time being transmitted into reception, calculate the distance of 2 up and down at from laser instrument to floor angle, four buildings, then calculate the vertical distance d1 of angle, floor four buildings to ground according to Pythagorean theorem, d2, d3, d4;
4) laser range finder is in real time by d1, d2, d3, d4 is stored into central processing unit, itself and d0 compare by central processing unit, if phase difference is greater than default error range, then central processing unit is according to the scope of activities of phase difference adjustment hydraulic press trailing arm, ensure that phase difference is in the error range preset, thus reach the effect of floor balance location.
Compared with prior art, the invention has the beneficial effects as follows: the present invention has given up height height row's grid of external decoration and the high tower crane of height of lifting, departed from the work high above the ground dangerous situation of exposing to the sun and rain of " pin is adopted floating clouds and faced ground "; All components are all prefabricated in the factory, and eliminate a large amount of construction formworks constantly consumed, house Zong Chong Liang Minus has lacked about 70%, greatly reduces dirty work amount and the rolled steel dosage of concrete, saves freight; Especially each component and assembled rise thereof all complete in indoor, put in place by straddle truck, railcar, moving trolley, the conveying of roller bearing line, accurately locate, it is not high that tensioning equipment is liftoff, node crosses electric welding, grouting operation conveniently, all completes all construction works at ± 0.00 layer from top layer to every layer, basis; The present invention has thoroughly overturned the construction history of several thousand, will become the new milestone of Human Architecture history.
Accompanying drawing explanation
Fig. 1 is the equipment services plan arrangement diagram of embodiment 1;
Fig. 2 is equipment facility and post, beam, the main pseudosection of plate node of embodiment 1;
Fig. 3 is equipment facility and post, beam, the plate node top plan view of embodiment 1;
Fig. 4 is equipment facility and post, beam, the right pseudosection of plate node of embodiment 1;
Fig. 5 is beam, the plate transporting flat arrangement diagram of embodiment 1;
Fig. 6 is beam, the plate conveying node sectional drawing of embodiment 1;
Fig. 7 is the equipment services plan arrangement diagram of embodiment 2;
Fig. 8 is equipment facility and special-shape column, the main pseudosection of floor plate node of embodiment 2;
Fig. 9 is equipment facility and special-shape column, the floor plate node top plan view of embodiment 2;
Figure 10 is equipment facility and special-shape column, the right pseudosection of floor plate node of embodiment 2;
Figure 11 is that sectional view arranged by the cross special-shape column steel wire of embodiment 2;
Figure 12 is that sectional view arranged by the T-shaped special-shape column steel wire of embodiment 2;
Figure 13 is that sectional view arranged by the right angle special-shape column steel wire of embodiment 2;
Figure 14 is the structural representation of laser ranging monitoring floor balance location automated system;
Figure 15 is the control flow block diagram of laser ranging monitoring floor balance location automated system;
In figure: 1-vertical shaft, 2-vertical shaft in place, 3-hydraulic press and support, 4-displacement holder rod, the excellent support of 5-displacement holder, 6-1# assembly, 7-4a# assembly, 8-1#+4a# assembly, 9-2#+4a# assembly, 10-2#+4a# assembly, 11-just holds in the palm working platform, corner and interfix guiding slide bar and pier base thereof, 12-post, beam, floor erects, vertical, horizontal steel wire stretch-draw facility, 13-post, beam, plate crosses node, 14-upper prop, 15-lower prop, 15a-transport vehicle and light rail thereof, 16-beam, 16a-seals template, 17-floor plate, 18-just holds in the palm working platform, the outer casing cage of 19-, 19a-elastic supports car and pull rope, 20-steel bar concrete backing plate, 21-hydraulic press, 22-hydraulic press support, 23-displacement holder rod, 23a-tee-joint sleeve, 24-supports round steel column and support thereof, 25-floor plate surface layer stretching wire in length and breadth, 26-floor plate bottom stretching wire in length and breadth, 27-beam surface layer stretching wire in length and breadth, 28-beam bottom stretching wire in length and breadth, 29-erects stretching wire, the little bracket of 30-, 31-retention strap, 32-two angle steel, 33-diagonal brace angle steel, 34-girder roller board pipeline, 35-secondary beam roller board pipeline, 36-floor plate working platform, 37-pipeline runner, 38-floor plate worktable lifting device, 39-pipeline runner micromatic setting, clamp opened by the outer casing cage of 40-post, 41-lifter, 42-tongue and groove enters formula clutch, 43-floor plate surface layer stretching wire, 44-floor plate bottom stretching wire, 45-beam surface layer stretching wire, 46-beam bottom stretching wire, the longitudinal stretching wire of 47-, 48-stud, 49-Reinforced Hoop, the wavy bridging of 50-, 51-connects post, 52-central cross connection post, 53-laser ranging monitoring floor balance location automated system.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention and accompanying drawing, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1 reinforced concrete frame structure is built
Refer to Fig. 1-Fig. 6, in the embodiment of the present invention, a liter holder steel bar concrete building construction method is changed in a kind of supporting, comprises the following steps:
(1) to the analysis selecting ± 0.00 layer:
± 0.00 layer is located at from original ground height should be about 1.5 meters, and namely height+post pre-buried steel wire revealed section of the height+firm holder working platform 18 of the thickness+girder 16 of floor plate 17 is long.Rely on and just ask conduct outside working platform 18 to put forth effort the strong point, implemented the possibility of steel wire stretching.Firm holder working platform 18 greatly reduces the degree of depth of sinking posthole from the setting of original ground height, both volume of earthwork was decreased, more ensure that side slope is under supporting with simple baffle, ensure to stablize and do not cave in, groundwater run off also greatly reduces, take easy realization away with water pumper, just this height of holder working platform 18, make its pipeline, railcar, moving trolley and the outer place engineering that integrates with relative simple easy.If meet bottom superelevation, just holder working platform and facility relevant with it can be promoted, solve the depth problem of sinking posthole.
(2) just working platform 18 is held in the palm:
1# vertical joint part disjunctor counter brace type keel component+end, face 4a# or 4b# assembly is selected at pipeline cage hollow concrete girder axis direction, other direction selects 2# wavy bridging osteocomma assembly+end, face 4a# or 4b# assembly, 2# wears and hands over 1# assembly bolt tightening, general employing about net height h=500mm, the pitch of waves is about L=800mm, net distance=800mm or=1600mm.The selection of net height, the pitch of waves, net distance data and bar diameter is by building post distance, gross weight and highly determine.1#, 2# assembly all will avoid post position, is close to its edge and passes through, and with one voice passes through so that it is worn by the hollow concrete post that sinks.Assembly is stretched out in full building surrounding and dress guide rod position, side, forms ∏ type, to install whole building vertically-guided Metallic rod and sleeve pipe thereof.
Attached by just asking working platform or its ground to arrange following facility:
A, girder roller bearing pipeline 34, secondary beam roller bearing pipeline 35 are set
Just asking ridge purlin axis on working platform 18 to arrange girder roller bearing pipeline 34, secondary beam roller bearing pipeline 35 respectively, at the bottom of every root girder, secondary beam, establish two lifting devices respectively, to regulate beam to locate absolute altitude.Hollow concrete post limit halted by beam-ends exposed steel bar, steel wire, do not do to intersect, and girder, secondary beam are without hindrance smoothly on roller bearing pipeline to be passed through.With across post reinforcing bar, steel wire joint welding time assembled, rotatably also just holder working platform 18 is elevated with the little bracket 30 of bolt tightening with being enclosed within supporting round steel, make upper prop 14, lower prop 15 exposed steel bar do not hinder girder, secondary beam to carry, behind girder, secondary beam location time, promote just holder working platform 18, make hollow concrete upper prop 14, lower prop 15 locates absolute altitude, carry out reinforcing bar, steel wire glueds joint, welding, post, beam reserving hole channel penetrate steel wire and carry out stretch-draw, the grouting of the node that crosses envelope mould, duct pressure grouting.
B, floor plate working platform 36 is set
Liftable independently floor plate working platform 36 is set in Wei Chi abdominal cavity, each Liang Si limit, floor plate working platform 36 is assembled with active line cage, longitudinally select 1# vertical joint part disjunctor counter brace type keel component+end 3#, face 4# assembly, laterally select the wavy bridging osteocomma assembly+end 3# of 2#, face 4# assembly, 2# wears and hands over 1# assembly bolt tightening, about net height h=120mm, the pitch of waves is about L=250mm, net distance=500mm.Throughput direction arranges floor plate working platform pipeline runner 37.Pipeline runner micromatic setting 39 is set under pipeline support, as long as the fine setting of about h=20mm.Plank is laid, roller position of only leaving a blank in floor plate working platform 36 surface.
Hinder mutually in order to avoid post and straight line conveying can be kept flat, floor plate 17 with post limit for boundary cut into significantly block with fill up block two kinds of specifications, post interdigit floor plate fills up the end of block, core, face+back are ressembled.
Floor plate working platform 36 is raised up to floor plate 17 absolute altitude in place, and carry out the significantly conveying of block in place of floor plate 17 intercolumniation, groove is cut at girder, secondary beam oblique angle, lays the base plate filling up block, the floor plate 17 of erection post interdigit across diplodocus bone or osteocomma.Steel wire between welding beam slab, steel wire between welding floor plate otch and sandwich layer, and assemble with base plate, slurry is fixed.Beam lays slurry, and the panel node slot filling up block is filled with slurry and Skeleton assembly.
C, the outer casing cage of post is set opens clamp 40 and the outer casing cage lifter 41 of post
The outer casing cage of post being fixed on secondary beam steering column both sides opens clamp 40 and the outer casing cage lifter 41 of post, with air pressure or hydraulic pressure for power, post and outer casing cage 19 thereof are steadily promoted to floor plate 17 absolute altitude to connect accurately in place with upper prop 14, the outer casing cage of post is opened clamp 40 and wanted strictly to conform to post axis with the outer casing cage lifter 41 of post.Outer casing cage 19 bottom arranges a real layer, does not allow exposed steel wire at the bottom of post contact to earth by folding.
D, post self-discharging transporter and light rail thereof are set
Post transporting dump car and light rail thereof are set on posthole in place.Posthole in place and posthole adjacent edge need use bridge joint, need to remove when the self-unloading operation of hollow concrete post.
E, arrange cross node grouting seal mould, tongue and groove enters formula clutch 42
On a hydraulic press, the firm holder working platform 18 under girder arranges the seal mould before the node grouting that crosses above.Base plate adopts steel plate, is generally long 350 wide 450mm and just asks working platform 18 to be connected and fixed.Fix tongue and groove at the bottom of plate and enter formula clutch 42 the moon or male portion, another part is fixed in corresponding hydraulic press push rod termination, and it is closed formed entirety by circle outer hoop, steel core post, cross rib, cross recess yin-yang match that tongue and groove enters formula clutch 42.When making pushing tow operation, plate and hydraulic mandril can not the changing of the relative positions.
It is that the beam controlling to be close to mould opening and closing is close to sealing template with bolt that the corresponding girder in plate face, secondary beam are arranged.Such node grouting, before being close to mould unlatching, girder, secondary beam by sealing template plate with just ask working platform 18 effectively to link together, hydraulic press push rod crown tongue and groove enters formula clutch 42 supporting and is synchronously played with the firm rigidity of working platform 18, the stationarity of holding in the palm.
(3) installation of hydraulic press support 22, displacement holder rod 23, supporting round steel column and support 24 thereof:
The excellent 23+ of displacement holder supports the bearing that round steel is temporary support, is aided with steel structure support is located on steel bar concrete backing plate 20 with thick round steel, enough supports whole building building.Coated and electric welding two angle steel 32 in supporting round steel both sides, the support of two angle steel 32+ diagonal brace angle steel 33 composition supporting round steel columns, be connected as a single entity with hydraulic press support 22 and connect with the built-in fitting of steel bar concrete backing plate 20, arrange horizon bar+diagonal brace system on coated angle steel top, ensure the bearing monolithic stability of temporary support.
The line cage hollow concrete post of building is the most secure cramp bar, excellent on the bearing of round steel in elevation location traverse two holder of floor plate 17, temporary support hollow concrete post and top whole building building, so far incorporate hydraulic press push rod, namely complete the step that holder is changed liter in supporting, now carry out another layer post, beam, plate cross the assembled of node, stair assembled, the installation of inside and outside wallboard, exterior wall finish and floor finiss and door and window work, or wall paint or tile fixing or glue, wood flooring.
The design of several zero component:
A, displacement holder rod and the tee-joint sleeve 23a supporting round steel top.Pipe box is opened screw and is used bolt tightening.
Such design horizontal bar erects steel and enters pipe, and closure stud is tightened, and ensure that Zhi Duan's is stable, unlikely slippage.
B, be enclosed within supporting round steel rotatably and with the little bracket 30 of bolt tightening.
Arrange and be enclosed within supporting round steel rotatably also with the little bracket 30 of bolt tightening, in order to just to hold in the palm working platform 18 by design elevation supporting, adapt to the change of primary-secondary beam height.So that beam, plate accurately drop in design elevation.
C, be enclosed within supporting round steel, retention strap 31 under girder, retention strap 31 plane trigonometry bars supports connect (channel-section steel and pipe box are welded into, and pipe box is opened screw and used bolt tightening).
The tongue and groove of D, hydraulic press push rod crown enters formula clutch 42 (with the Synchronization Design at the bottom of primary-secondary beam end closure template plate).
(4) arrange be located on steel bar concrete backing plate 20 with draw cable move the post distance of positions from protect cage cylinder 19 and elastic supports car and pull rope 19a outward:
Pull rope is manual operation on the ground.Protect the design of cage cylinder 19 outward, corner and bottom surface adopt angle steel, are welded into four long column shapes, laterally fill some rotating rotating shafts, to reduce friction, are convenient to post cage and depart from.The clamp that design can be opened, press from both sides and backstay.
(5) whole building vertically-guided Metallic rod and sleeve pipe thereof are installed:
Guiding Metallic rod adopts diameter 250mm, the thick-walled seamless steel pipes of H=5500mm, and sleeve pipe adopts the thick-walled seamless steel pipes of H=500mm, carries out the machine tooling of high standard tolerance fit, fineness.Guiding Metallic rod spaced furthest is generally no more than 20 meters.Top arranges horizontal brace pull bar, establishes the anti-pull bar flexure of a vertical rod every about 7 meters.Every root guiding Metallic rod three directions arrange ground cable diagonal member.Sleeve outer wall welds slab outer hoop and just holds in the palm outside working platform 18 by gusset piece bolt tightening.Guiding Metallic rod welding method orchid plate of trying to get to the heart of a matter connects with reinforced concrete base embedded part bolt.Basis and steel bar concrete shaft otherwise designed, buried depth and foundation pit reinforced concrete backing plate 20 are with smashing.
(6) installation of steel wire stretching facility:
Rely on and just ask conduct outside working platform 18 to put forth effort the strong point, implemented the possibility of steel wire stretching.
(7) setting of ground, front court, building straddle truck:
Slightly, stupid, heavy post, beam, plate, approach facility.During operation, straddle truck neatly all around, and freely, in conjunction with transport vehicle and light rail 15a thereof, the roller bearing pipeline just on holder working platform 18, fortune beam 16 and floor plate 17 are also in place, the moving trolley of conveying inside and outside wall board in walking.Straddle truck accurately located the axis of post, beam, plate, post transport vehicle and light rail thereof, post and outer casing cage 19 thereof are transported to posthole in place in place, girder roller board pipeline 34, secondary beam roller board pipeline 35, straight line is delivered to the node that crosses and accurately locates absolute altitude and interval respectively, after post, beam, plate cross, and stretching wire on post, beam, plate.
(8) post, beam, plate cross after node normotopia, carry out reinforcing bar connection, steel wire welding, upper lower prop corner reinforcing bar steel sleeve glueds joint, and all the other dock reinforcing bar welding weldering up and down, post, beam connect steel wire, interior hoop or the welding of vertical joint part, then connect stretch-draw post, joist steel silk.Carry out plate, beam starching, and connect stretch-draw flooring steel wire.
(9) Zheng Zhuan building safety and steady rises holder, what lean on is just ask working platform 18 to be able under the slide guide of vertical guide slide bar steadily reliably, and during hydraulic press work, hydraulic press and oil circuit thereof can not be out of order, partly can not be out of order, otherwise there will be Zheng Zhuan building Inclination Accident.Or adopt laser ranging monitoring floor balance location automated system 53 to carry out strict level monitoring to firm holder working platform 18, many one heavy security insurance.
Refer to Figure 14-Figure 15, described laser ranging monitoring floor balance location automated system 53, comprise central processing unit and laser range finder, laser range finder is connected with the input of central processing unit, the output of central processing unit respectively with four trailing arm control connections of hydraulic press; Its control flow is:
1) location graduation of the floor that first will hold up, namely floor is d0 to the vertical distance on ground, input central processing unit;
2) then hydraulic press four trailing arms hold up floor, and four trailing arms hold four angles of floor respectively, and four trailing arms are controlled by central processing unit;
3) laser range finder is placed on ground or apart from ground level be the place of h, utilize laser range finder simultaneously to the angle, four buildings of building up and down 2 send laser, the laser beam of reflection is received by photoelectric cell, timer measures laser beam from the time being transmitted into reception, calculate the distance of 2 up and down at from laser instrument to floor angle, four buildings, then calculate the vertical distance d1 of angle, floor four buildings to ground according to Pythagorean theorem, d2, d3, d4;
4) laser range finder is in real time by d1, d2, d3, d4 is stored into central processing unit, itself and d0 compare by central processing unit, if phase difference is greater than default error range, then central processing unit is according to the scope of activities of phase difference adjustment hydraulic press trailing arm, ensure that phase difference is in the error range preset, thus reach the effect of floor balance location.
(10) foundation pit reinforced concrete backing plate 20: pre-buried connection reinforcing bar amplifies pin with the basis, the second level of parcel steel bar concrete suspension column and is connected in steel bar concrete backing plate 20.The dark certain position in underground (as 0.5 meter of) arranges raft foundation beam and connects with post, includes structural mechanics in and calculates, if needed, carry out backing plate Foundation treatment, or pile foundation or soil removal and replacement or change sand.
(11) after completing base for post and node operation, wait to do, unmarshaling equipment, facility.
(12) first step backfill foundation ditch is carried out, smooth Chinese toon compacting raft foundation beam substratum.
(13) carry out edge of a wing steel wire finishing and layout, side form, smash concrete.
(14) second step backfill foundation ditch is carried out, soil layer under smooth Chinese toon compacting architecture indoor platform.
(15) platform concrete or design steel wire net rack hollow concrete platform is smash.
Facilities and equipment builds installation step:
1) excavation that sinking hollow concrete post (comprising another root post in place) is cheated and spoir;
2) excavation of hydraulic support and spoir;
3) the displacement excellent bearing of holder and spoir;
4) construction of outer casing cage 19, displacement holder excellent support, hydraulic press and support steel bar concrete backing plate 20;
5) installation of hydraulic press support 22, supporting round steel column and support 24 thereof;
A, displacement holder rod 23 and the tee-joint sleeve 23a supporting round steel top.Pipe box is opened screw and is used bolt tightening.
B, be enclosed within supporting round steel rotatably and with the little bracket 30 of bolt tightening.
C, be enclosed within supporting round steel, retention strap 31 under girder, retention strap 31 plane trigonometry bars supports connect (channel-section steel and pipe box are welded into, and pipe box is opened screw and used bolt tightening).
6) construction of casing cage 19 and elastic supports car and pull rope 19a outside posthole+hole in place.(be located on steel bar concrete backing plate 20, be located at just holder working platform 18 draw cable operate the mobile post distance of positions from.)
7) excavation of whole building vertically-guided metal pole socket and construction.
8) construction of transport vehicle and light rail 15a thereof.
9) assembling of working platform 18 is just held in the palm.Separately dig hole of drawing water and solve problem of groundwater.
Post, beam, floor plate, slab type stairway and raft foundation installation step: hydraulic press 21 is in non-operation inactive state;
1) hollow concrete post is to posthole in place
--n--standby displacement is hung in self-unloading to dress cage in orbital motion--to posthole in place--.
Dolly displacement--normotopia posthole--standby lifting.
2) girder, secondary beam are in place
--namely post limit stops, and--jacking is rebasing--finds absolute altitude accurately to length limited.
3) cross the assembling of node
Frame enters displacement holder excellent 23--lifting lower prop 15--standard conjunction absolute altitude, and--continued access is to beam steel for accurate sympodium line--socket, electric welding reinforcing bar--.
----sealing template is closed in conjunction, and----duct grouting--is waited to do--and is treated that holder rises in node grouting in stretch-draw to connect post, joist steel silk.
4) installation of floor plate 17
Size piecemeal, panel, base plate, sandwich layer--factory's manufacture--are stand-by.
Rise floor plate working platform 36--standard and close absolute altitude.
----in place--groove is cut at beam oblique angle, and----------little blocking surface plate-girder starch adhesive material assembling--plays the concrete bone batten of inside and outside wall board simultaneously and--synchronously connects base plate with post beam, panel (except little piecemeal) steel wire--wait to do by stretch-draw--duct grouting--welding steel wire erection keel or osteocomma bulk+little piecemeal panel, base plate, sandwich layer between transport column in little partitioned underplate node slurry assembling to lay base plate to heighten runner.
5) stair are installed
Roughly similar to floor plate, i.e. longitudinal disjunctor counter brace type keel are general with Φ 3.5, laterally wear and hand over wavy bridging osteocomma, general Φ 2.5, stair rib of slab is made up of end concrete thin plate and girt strip, puts facing upward like the unidirectional ribbed slab floor laterally wearing friendship with wavy bridging osteocomma.Girt strip upper end heads on 45 × 55 concrete side's bars, the reinforcing bar of interior cloth 2 Φ 2, and cloth 2 Φ 1.5 high tensile steel wires in raised line are played at concrete thin plate in bottom, and the vertical joint part line handed over and press against longitudinal disjunctor counter brace type keel worn by the high tensile steel wire of horizontal cloth 2 Φ 1.
6) installation of inside and outside wallboard
At the bottom of beam, play tenon close the concrete hone lamella bar of wallboard--inside and outside wall board one side sealing two ends plate--design have straighten, upright, micro-ly to push away, the moving trolley--factory's manufacture--that runs in wallboard face is stand-by.
Inner wall panel loads onto moving trolley--to be transported and--is close to pool wall position and--straightens, uprightly--land (floor plate), and--the micro-normotopia that pushes away of concrete hone lamella bar of wallboard upper and lower mouth tenon conjunction wallboard--is sealed straight line with the electric welding of sandwich layer Keel Line--and assembled sealing two ends plate.
Side fascia is also utilize moving trolley device to install.
7) door and window work, decoration of exterior wall, indoor are repaiied and are carried out according to current practice
8) raft foundation assembling
Foundation ditch and steel bar concrete backing plate.During Foundation Design, connect with hollow concrete post with shallow foundation line cage hollow concrete raft foundation, include structural mechanics in and calculate utilization.
When being applied to cast-in-situ reinforced concrete frame construction+steel wire net rack hollow insulation wallboard building, only need post, beam, plate conveying, assembly process to change into post, beam, plate die-filling, tie up muscle, water slurry process+floor plate, ceiling smears slurry process.Other operations are identical.
Embodiment 2
Refer to Fig. 7-13, in the embodiment of the present invention, a liter holder steel bar concrete building construction method is changed in a kind of supporting, comprises the following steps:
(1) to the analysis selecting ± 0.00 layer: without the need to calculating, be directly located at from original ground height about 1.5 meters.
(2) just hold in the palm working platform 18: identical with embodiment 1, just the selection of active line cage assembly bar diameter is different, and just holder working platform 18 steel using amount is different.Equipment facility is also light and simpler.
Attached by just asking working platform 18 to arrange following facility:
A, girder roller bearing pipeline 34, secondary beam roller bearing pipeline 35 are set: without the need to considering.
B, floor plate working platform 36 is set: arrange in Wei Chi abdominal cavity, each Liang Si limit without the need to considering.But hold in the palm on the throughput direction of working platform 18 just and arrange pipeline runner 37.Pipeline runner micromatic setting 39 is set under pipeline support, as long as the fine setting of about h=20mm.Plank is laid, roller position of only leaving a blank in floor plate working platform 36 surface.
Avoid hindering mutually with the special-shape column edge of a wing to obtain, the effect of straight line conveying can be kept flat, floor plate 17 with limit, the post edge of a wing for boundary cuts into significantly and fill up two kinds of specifications, it is significantly base plate+sandwich layer+panels en bloc, base plate+sandwich layer that post interdigit floor plate fills up fritter is integrated, panel is one separately, ressembles.
Pipeline runner micromatic setting 39 is raised up to floor plate 17 absolute altitude in place, carry out the conveying of significantly block between floor plate special-shape column and in place, lay the base plate+sandwich layer filling up fritter, weld large former otch and fill up steel wire between fritter sandwich layer, filling up fritter panel node Qian groove and be filled with slurry and Skeleton assembly.
C, the outer casing cage of post is set opens clamp 40 and lifter 41: be identical with embodiment 1.
D, special-shape column self-discharging transporter and light rail 15a thereof are set: identical with embodiment 1.
E, arrange the node grouting seal mould that crosses, tongue and groove enters formula clutch 42: without the need to considering that setting crosses node grouting seal mould, but will arrange tongue and groove and enter formula clutch 42.
Hold in the palm above working platform 18 just and hydraulic press push rod base plate is set, adopt steel plate, be generally long 350 wide 450mm and just ask working platform 18 to be connected and fixed, cutting the notch special-shape column edge of a wing and snap in.Fix tongue and groove at the bottom of plate and enter formula clutch 42 the moon or male portion, another part is fixed in corresponding hydraulic press push rod termination, and it is closed formed entirety by circle outer hoop, steel core post, cross rib, cross recess yin-yang match that tongue and groove enters formula clutch 42.When making pushing tow operation, plate and hydraulic mandril can not the changing of the relative positions.
(3) installation of hydraulic press support 22, displacement holder rod 23, supporting round steel column and support 24 thereof: identical with embodiment 1.
The design of several zero component:
A, displacement holder rod and the tee-joint sleeve 23a supporting round steel top.Pipe box is opened screw and is used bolt tightening.Identical with embodiment 1.
B, be enclosed within supporting round steel rotatably and with the little bracket 30 of bolt tightening.Without the need to considering.
C, be enclosed within supporting round steel, retention strap 31 under girder, retention strap 31 plane trigonometry bars supports connect (channel-section steel and pipe box are welded into, and pipe box is opened screw and used bolt tightening).Identical with embodiment 1.
The tongue and groove of D, hydraulic press push rod crown enters formula clutch 42: identical with embodiment 1.
(4) arrange be located on concrete pad with draw cable move the post distance of positions from protect cage cylinder 19 and elastic supports car and pull rope 19a outward: identical with embodiment 1.
(5) whole building vertically-guided Metallic rod and sleeve pipe thereof are installed: identical with embodiment 1.
(6) installation of stretch-draw facility steel wire: identical with embodiment 1.
(7) setting of ground, front court, building straddle truck: identical with embodiment 1.
(8) undertaken by wallboard and floor plate assembly technology that reinforcing bar connects, steel wire welding, and connect stretch-draw flooring steel wire.
(9) Zheng Zhuan building safety and steady rises holder: identical with embodiment 1.
(10) foundation pit reinforced concrete backing plate 20: identical with embodiment 1.
(11) after completing base for post and node operation, wait to do, unmarshaling equipment, facility;
(12) first step backfill foundation ditch is carried out, smooth Chinese toon compacting raft foundation beam substratum;
(13) carry out edge of a wing steel wire finishing and layout, side form, smash concrete;
(14) second step backfill foundation ditch is carried out, soil layer under smooth Chinese toon compacting architecture indoor platform;
(15) platform concrete or design steel wire net rack hollow concrete platform is smash.
Facilities and equipment builds installation step:
1) excavation that sinking hollow concrete special-shape column (comprising another root post in place) is cheated and spoir.Identical with embodiment 1.
2) excavation of hydraulic support and spoir.Identical with embodiment 1.
3) the hollow concrete special-shape column displacement excellent bearing of holder and spoir.Identical with embodiment 1.
4) construction of the outer casing cage of post, displacement holder excellent support, hydraulic press and support steel bar concrete backing plate.Identical with embodiment 1.
5) hydraulic press support displacement holder rod supporting round steel column support and installation thereof.Identical with embodiment 1.
A, displacement holder rod and the tee-joint sleeve 23a supporting round steel top.Pipe box is opened screw and is used bolt tightening.Identical with embodiment 1.
B, be enclosed within supporting round steel rotatably and with the little bracket 30 of bolt tightening.Without the need to considering.
C, be enclosed within supporting round steel, retention strap 31 under girder, retention strap 31 plane trigonometry bars supports connect.Identical with embodiment 1.
6) construction of casing cage and elastic supports car and pull rope 19a outside posthole+hole in place.Identical with embodiment 1.
7) excavation of whole building vertically-guided metal pole socket and construction.Identical with embodiment 1.
8) construction of special-shape column transport vehicle and light rail 15a thereof.Identical with embodiment 1.
9) assembling of working platform 18 is just held in the palm.Identical with embodiment 1.
Separately dig hole of drawing water and solve problem of groundwater.
10) post, beam, the installation of building (or room) panel steel wire posttension facility.Identical with embodiment 1.
Line cage hollow concrete post, beam, floor plate, slab type stairway and raft foundation installation step: hydraulic press is in non-operation inactive state;
1) hollow concrete post is to posthole in place.
--n--standby displacement is hung in self-unloading to dress cage in orbital motion--to posthole in place--.
Dolly displacement--normotopia posthole--standby lifting.
2) installation of floor plate 17.
Size piecemeal, panel, base plate, sandwich layer--factory's manufacture--are stand-by.
Rise floor plate working platform 36--standard and close absolute altitude.
--bulk+little piecemeal panel, base plate+sandwich layer between transport column--in place----------wait to do welding osteocomma steel wire to connect base plate, panel steel wire in little piecemeal panel Qian groove slurry assembling to lay base plate+sandwich layer by stretch-draw--duct grouting--to heighten runner.
3) stair are installed, identical with embodiment 1.
4) installation of inside and outside wallboard.
Design have straighten, upright, micro-ly to push away, the moving trolley--factory's manufacture--that runs in wallboard face is stand-by.The concrete hone lamella bar that tenon closes wallboard is played on floor face wall road (axis).Inner wall panel loads onto moving trolley--to be transported and--is close to pool wall position and--straightens, uprightly that--land (floor plate)--micro-ly pushes away that normotopia assembling--with the electric welding of special-shape column stud--is held, side seal oralia.Side fascia is also utilize moving trolley device to install.
5) door and window work, decoration of exterior wall, indoor are repaiied and are carried out according to current practice.
6) raft foundation assembling.
During Foundation Design, steel bar concrete backing plate connects with hollow concrete post with shallow foundation line cage hollow concrete raft foundation, includes structural mechanics in and calculates utilization.
The present invention has given up height height row's grid of external decoration and the high tower crane of height of lifting, has departed from the work high above the ground dangerous situation of exposing to the sun and rain of " pin is adopted floating clouds and faced ground "; All components are all prefabricated in the factory, and eliminate a large amount of construction formworks constantly consumed, house Zong Chong Liang Minus has lacked about 70%, greatly reduces dirty work amount and the rolled steel dosage of concrete, saves freight; Especially each component and assembled rise thereof all complete in indoor, put in place by straddle truck, railcar, moving trolley, the conveying of roller bearing line, accurately locate, it is not high that tensioning equipment is liftoff, node crosses electric welding, grouting operation conveniently, all completes all construction works at ± 0.00 layer from top layer to every layer, basis; The present invention has thoroughly overturned the construction history of several thousand, will become the new milestone of Human Architecture history.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
In addition, be to be understood that, although this manual is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of manual is only for clarity sake, those skilled in the art should by manual integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (5)
1. a liter holder steel bar concrete building construction method is changed in supporting, it is characterized in that, comprises the following steps:
(1) to the analysis selecting ± 0.00 layer: ± 0.00 layer is located at from original ground height 1-2.5 rice, namely height+post pre-buried steel wire revealed section of the thickness+main depth of beam+firm holder working platform of floor plate is long;
(2) installation of working platform is just held in the palm: select 1# vertical joint part disjunctor counter brace type keel component+end, face 4a# or 4b# assembly at girder axis direction, other direction selects 2# wavy bridging osteocomma assembly+end, face 4a# or 4b# assembly, 2# wears and hands over 1# assembly bolt tightening, net height h=400-600mm, pitch of waves L=700-900mm, net distance=700-900mm or=1400-1800mm;
(3) installation of hydraulic press support, displacement holder rod, supporting round steel column and support thereof: displacement holder rod+supporting round steel, being aided with steel structure support with thick round steel is located on steel bar concrete backing plate, coated and electric welding two angle steel in supporting round steel both sides, the support of two angle steel+diagonal brace angle steel composition supporting round steel column, be connected as a single entity with hydraulic press support and connect with the built-in fitting of steel bar concrete backing plate, arranging horizon bar+diagonal brace system on coated angle steel top;
(4) arrange be located on steel bar concrete backing plate with draw cable move the post distance of positions from protect cage cylinder and elastic supports car and pull rope outward;
(5) whole building vertically-guided Metallic rod and sleeve pipe thereof are installed: guiding Metallic rod adopts diameter 250mm, the thick-walled seamless steel pipes of H=5500mm, and sleeve pipe adopts the thick-walled seamless steel pipes of H=500mm, carries out the machine tooling of high standard tolerance fit, fineness;
(6) installation of steel wire stretching facility: rely on and just hold in the palm for putting forth effort the strong point outside working platform, install stretching wire;
(7) setting of ground, front court, building straddle truck: in conjunction with transport vehicle and light rail thereof, the roller bearing pipeline just on holder working platform, fortune beam and floor plate are also in place, the moving trolley of conveying inside and outside wall board; Straddle truck accurately located the axis of post, beam, plate, post transport vehicle and light rail thereof, post and outer casing cage thereof are transported to posthole in place in place, girder roller board pipeline, secondary beam roller board pipeline, straight line is delivered to the node that crosses and accurately locates absolute altitude and interval respectively, after post, beam, plate cross, and stretching wire on post, beam, plate;
(8) post, beam, plate cross after node normotopia, carry out reinforcing bar connection, steel wire welding, upper lower prop corner reinforcing bar steel sleeve glueds joint, all the other dock reinforcing bar welding weldering up and down, post, beam connect steel wire, interior hoop or the welding of vertical joint part, then connect stretch-draw post, joist steel silk, carry out plate, beam starching, and connect stretch-draw flooring steel wire;
(9) Zheng Zhuan building safety and steady rises holder, is the firm holder working platform under the slide guide relying on vertical guide slide bar;
(10) foundation pit reinforced concrete backing plate: pre-buried connection reinforcing bar amplifies pin with the basis, the second level of parcel steel bar concrete suspension column and is connected in steel bar concrete backing plate, and dark 0.5-1.5 rice, underground arranges raft foundation beam and connects with post;
(11) after completing base for post and node operation, wait to do, unmarshaling equipment, facility;
(12) first step backfill foundation ditch is carried out, smooth Chinese toon compacting raft foundation beam substratum;
(13) carry out edge of a wing steel wire finishing and layout, side form, smash concrete;
(14) second step backfill foundation ditch is carried out, soil layer under smooth Chinese toon compacting architecture indoor platform;
(15) platform concrete or design steel wire net rack hollow concrete platform is smash.
2. a liter holder steel bar concrete building construction method is changed in supporting according to claim 1, it is characterized in that, in described step (2), attached by just asking working platform or its ground to arrange following facility:
A, girder roller bearing pipeline, secondary beam roller bearing pipeline are set;
B, floor plate working platform is set;
C, the outer casing cage of post is set opens clamp and the outer casing cage lifter of post;
D, post self-discharging transporter and light rail thereof are set;
E, arrange cross node grouting seal mould, tongue and groove enters formula clutch.
3. a liter holder steel bar concrete building construction method is changed in supporting according to claim 1, and it is characterized in that, described guiding Metallic rod interval is no more than 20 meters, and described guiding Metallic rod top arranges horizontal brace pull bar, establishes the anti-pull bar flexure of a vertical rod every 7 meters.
4. a liter holder steel bar concrete building construction method is changed in supporting according to claim 1, it is characterized in that, described step (9) also comprises, laser ranging monitoring floor balance location automated system is adopted to carry out level monitoring to firm holder working platform, described laser ranging monitoring floor balance location automated system comprises central processing unit and laser range finder, laser range finder is connected with the input of central processing unit, the output of central processing unit respectively with four trailing arm control connections of hydraulic press.
5. a liter holder steel bar concrete building construction method is changed in supporting according to claim 4, it is characterized in that, the control flow of described laser ranging monitoring floor balance location automated system is:
1) location graduation of the floor that first will hold up, namely floor is d0 to the vertical distance on ground, input central processing unit;
2) then hydraulic press four trailing arms hold up floor, and four trailing arms hold four angles of floor respectively, and four trailing arms are controlled by central processing unit;
3) laser range finder is placed on ground or apart from ground level be the place of h, utilize laser range finder simultaneously to the angle, four buildings of building up and down 2 send laser, the laser beam of reflection is received by photoelectric cell, timer measures laser beam from the time being transmitted into reception, calculate the distance of 2 up and down at from laser instrument to floor angle, four buildings, then calculate the vertical distance d1 of angle, floor four buildings to ground according to Pythagorean theorem, d2, d3, d4;
4) laser range finder is in real time by d1, d2, d3, d4 is stored into central processing unit, itself and d0 compare by central processing unit, if phase difference is greater than default error range, then central processing unit is according to the scope of activities of phase difference adjustment hydraulic press trailing arm, ensure that phase difference is in the error range preset, thus reach the effect of floor balance location.
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| CN112211292A (en) * | 2020-10-20 | 2021-01-12 | 智远谋 | Method for lifting and mounting net rack for building construction |
| CN114182961A (en) * | 2021-12-28 | 2022-03-15 | 中国水利水电第三工程局有限公司 | Counterfort type high-wall steel bar installation construction method |
| CN114592711A (en) * | 2022-03-08 | 2022-06-07 | 中交第四公路工程局有限公司 | Device and method for replacing pull rod in steel grid structure |
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