CN101046093A - Reinforcing bar cage hoisting process for canal wall construction - Google Patents
Reinforcing bar cage hoisting process for canal wall construction Download PDFInfo
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- CN101046093A CN101046093A CN 200710039610 CN200710039610A CN101046093A CN 101046093 A CN101046093 A CN 101046093A CN 200710039610 CN200710039610 CN 200710039610 CN 200710039610 A CN200710039610 A CN 200710039610A CN 101046093 A CN101046093 A CN 101046093A
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Abstract
The present invention relates to tunnel construction technology, and is especially reinforcing bar cage hoisting process for canal wall construction. The reinforcing bar cage hoisting process has longitudinal truss, transverse truss and reinforcing bar cage connected detachably. The present invention can ensure the hoisting rigidity of the reinforcing bar cage while realizing the repeated use of the trusses.
Description
Technical field
The present invention relates to tunnel-like, relate to a kind of canal wall construction reinforcing bar cage hoisting process when being used for tunnel construction concretely.
Background technology
The canal wall construction method has been widely used in all over the world the tunnel construction with its special advantages.Large-and-medium size cities such as Beijing of China, Shanghai, Guangzhou, Tianjin, Shenzhen have all begun the construction project based on the extensive track traffic system of subway in recent years, and China is in the technical significant progress that obtained of canal wall construction.Reinforcing cage making, lifting are important steps in the canal wall construction process, and practicality, a rational reinforcing cage are made and hoisting method, can be so that whole canal wall construction process is quicker, more effective, safer, more economical.
In canal wall construction, require the groove section have been become groove,, lift at clear the end excessively into reinforcing cage of groove when groover, then it is built underwater concrete, thereby forming a width of cloth underground wall body.For guaranteeing that reinforcing cage safety hangs onto in the groove section smoothly, vertical, the horizontal truss that welding is used to lift by crane on reinforcing cage usually increases the rigidity of reinforcing cage, prevents its distortion and falling apart in the process of lifting.Though this form of construction work can safety the lifting reinforcing cage, but reinforcing cage is gone into the truss that is used for reinforcement cage hoisting behind the groove and just can not be taken out, there has not been reusable possibility, simultaneously power consumption and the welding rod quantity during welded truss is quite big, and strengthened welder's labour intensity, may therefore prolong construction period more.
Summary of the invention
The objective of the invention is according to above-mentioned the deficiencies in the prior art part, reinforcing bar cage hoisting process in a kind of canal wall construction is provided, this method adopts longitudiual truss and transverse truss and reinforcing cage aggregate erection, and adopt removable fixedly connected mode, in the lifting rigidity that guarantees reinforcing cage, can realize the repeated use of truss.
The object of the invention realizes being finished by following technical scheme:
Reinforcing bar cage hoisting process in a kind of canal wall construction, it is characterized in that this method adopts following steps: the preparation of A. truss comprises the making of vertical and horizontal truss; B. the assembling of truss and reinforcing cage comprises the colligation of reinforcing cage and the assembling of truss; C. reinforcing bar cage hoisting is gone into groove, and carries out the dismounting of truss.
The making of described longitudiual truss is to select upper and lower channel-section steel, and the channel-section steel undulate is set between the two, and is wherein that upper and lower channel-section steel is fixing with the welding of waveform channel-section steel respectively.
The making of described transverse truss is to select two channel-section steels.
The assembling of described truss and reinforcing cage refers to after the reinforcing cage base plate sets, at least two joint longitudiual truss are edge-on in the base plate both sides, finish the colligation of reinforcing cage afterwards, the length direction of truss longitudinally again, at least transverse truss being arranged between the two joint longitudiual truss at a place, fixedlys connected with longitudiual truss respectively in the two ends of transverse truss.
Two channel-section steels in the described transverse truss be arranged in parallel, wherein clamp the upper and lower channel-section steel of longitudiual truss fastening by several holding screws are set between two channel-section steels.
Two channel-section steels in the described transverse truss are horizontally disposed with, and wherein between two channel-section steels one group of two channel-section steel arranged in a crossed manner are set at least.
Described truss and the assembling of reinforcing cage also comprise between the longitudiual truss longitudinally being connected when extending, are connected and fixed by steel pin between truss and the truss.
The last channel-section steel end face of described longitudiual truss is provided with some suspension centres.
Described reinforcing bar cage hoisting is gone into groove, and the dismounting of carrying out truss refers to: reinforcing cage and truss are erect when transferring into groove, an end that is longitudiual truss is gone into groove earlier, to support simultaneously the transverse truss of longitudiual truss in transferring process removes one by one, at last behind the reinforcing cage fix in position, with the longitudiual truss taking-up respectively successively of reinforcing cage both sides.
Advantage of the present invention is, (1) detachable reusable characteristics, this truss is to go into groove at reinforcing cage just can take out after in place, be used for the making of width of cloth reinforcing cage down, have reusable performance, controlled cost thereby effectively reduced unnecessary reinforcing bar waste than the plain bars truss in past; (2) characteristics that rigidity is big, distortion is little, this truss is formed with channel-section steel, and is more a lot of greatly with the truss hardness of reinforcing bar weldering system than the past, can guarantee that more reinforcing cage does not deform when lifting, guaranteed the safety lifting of reinforcing cage.And this truss all made by factory process, and strict quality acceptance standard is arranged, and quality can guarantee; (3) the more convenient characteristics of dismounting, this truss are assembling shapes, all are to be connected with holding screw with steel pin, need not to weld with electric welding, have reduced raw-material damage, so dismounting is very easily, thereby have accelerated the making progress of reinforcing cage.
Description of drawings
Accompanying drawing 1 is perspective view of the present invention;
Accompanying drawing 2 is longitudiual truss structural representation of the present invention;
Accompanying drawing 3 is a transverse truss structural representation (channel-section steel is arranged in a crossed manner) among the embodiment;
Accompanying drawing 4 is transverse truss structural representation (channel-section steel be arranged in parallel) among the embodiment;
Accompanying drawing 5 is a glass fiber reinforcement cage hoisting plan view among the embodiment;
Accompanying drawing 6 is a glass fiber reinforcement cage hoisting elevation among the embodiment;
Accompanying drawing 7 is that glass fiber muscle place transverse truss is reinforced schematic diagram among the embodiment;
Accompanying drawing 9 is activity suspension centre structural representation of the present invention;
The specific embodiment
Feature of the present invention and other correlated characteristic are described in further detail by embodiment below in conjunction with accompanying drawing, so that technician's of the same trade understanding:
Shown in Fig. 1-9, label 1-27 represents respectively: connect steel bolt 1, longitudiual truss 2, the capable channel-section steel 3 of wave, transverse truss 4, transverse truss fastening bolt 5, connect steel pin 6 between truss, movable suspension centre 7, longitudiual truss 8, longitudiual truss 9, pulley 10, truss hoisting structure 11, reinforcing cage 12, transverse truss I13, transverse truss II14, transverse truss III15, transverse truss IV16, transverse truss V17, holding screw 18, last channel-section steel 19, following channel-section steel 20, channel-section steel I21, channel-section steel II22, channel-section steel 23, channel-section steel 24, steel pin connecting hole 25, longitudiual truss stretches out tongue 26, No. 8 iron wires 27.
What present embodiment related to is the hanging method of the glass-fiber reinforcement cage 12 in a kind of canal wall construction, and this method adopts following steps:
A. the preparation of truss comprises the making of vertical and horizontal truss;
The making of longitudiual truss: as Fig. 2, Fig. 8, every joint longitudiual truss 2,8,9 is respectively by channel-section steel 19 on the 16# channel-section steel, channel-section steel 20 Two bors d's oeuveres form, middlely are arranged to waveform channel-section steel 3 by the 10# channel-section steel down, and wherein upper and lower channel- section steel 19,20 is fixing with 3 welding of waveform channel-section steel respectively.Being connected between the truss of longitudiual truss 2,8,9 and the truss stretches out steel pin connecting hole 25 on the tongue 26 by this longitudiual truss and carries out steel pin and connect.
The end face of the last channel-section steel 19 of longitudiual truss 2,8,9 is provided with movable suspension centre 7.
The structure of movable suspension centre 7 for utilize round steel in longitudiual truss, be provided with chute should the activity suspension centre can be on demand pull out the top suspension ring when the lifting or when dismantling in the whole movable suspension centre retraction longitudiual truss so that whole longitudiual truss satisfies its detachability.
The making of transverse truss: as shown in the figure,, prepare several shape 10# channel- section steels 21,22 and 8# channel-section steel 23,24 according to the quantity that is provided with of transverse truss.
As Fig. 1, present embodiment need be provided with two joint longitudiual truss 2, two joint longitudiual truss 8, two joint longitudiual truss 9, and the channel-section steel that constitutes five sections transverse truss 4.
B. the assembling of truss and reinforcing cage comprises the colligation of reinforcing cage and the assembling of truss;
The assembling of truss and reinforcing cage refers to after the reinforcing cage base plate sets, connect every side three joint longitudiual truss 2,8,9 also edge-on in the base plate both sides, finish the colligation of reinforcing cage 12 afterwards, the length direction of truss longitudinally again, five sections transverse truss are set: transverse truss I13, transverse truss II14, transverse truss III15, transverse truss IV16, transverse truss V17, as Fig. 5, Fig. 6.
Therefore constitute by channel-section steel I21, channel-section steel II22 respectively as Fig. 3 transverse truss I13, transverse truss III15, transverse truss IV16, transverse truss V17, the two be arranged in parallel, a plurality of channel-section steels arranged in a crossed manner 23,24 are arranged between the two, channel-section steel 23,24 is fastening by fastening bolt respectively and between the channel-section steel 21,22, and channel-section steel I21, channel-section steel II22 are fixedlyed connected by fastening bolt 5 with last channel-section steel 19, time channel-section steel 20 of longitudiual truss.
Constitute by channel-section steel I21, channel-section steel II22 as Fig. 4 transverse truss II14, the two be arranged in parallel, wherein fixedly connected by fastening bolt 5 with the last channel-section steel 19 of longitudiual truss, following channel-section steel 20 between two channel-section steels 21,22, and by five road fastening bolts 18 are set, it is fastening that it is clamped longitudiual truss.
Transverse truss arranged in a crossed manner is used for the plain bars cage, and what be arranged in parallel is used for glass fiber muscle cage.
Laterally middle two X-shape channel-section steels 23,24 of placement of present embodiment longitudiual truss and horizontal shape 10# channel-section steel 21,22 make whole truss form integral body, the longitudiual truss both sides prevent the distortion because unbalance stress reinforcing bar herein is distorted when lifting because the 10# channel-section steel 21,22 that uses on the transverse truss is joined holding screw 18 with its clamping.
As Fig. 7, the longitudiual truss top at glass fiber muscle place and the welding of reinforcing cage top suspension centre steel plate, afterbody and reinforcing cage welding, fusion length is 10cm, the horizontal truss at glass fiber muscle place passes channel-section steel composition up and down with 5 holding screws 18, the centre is done shearing with the screw-thread steel of diameter 32 and is supported, and with the longitudiual truss welding, the every 4m of horizontal truss is provided with together.
C. reinforcing bar cage hoisting is gone into groove, and carries out the dismounting of truss.
Because truss and reinforcing cage are fixed, the top of longitudiual truss is connected with top suspension centre 3cm steel plate with connecting steel bolt 1, finishes the back and takes out whole channel-section steel truss with crane with fiery the weldering after its steel plate cut off transferring reinforcing cage, and is specific as follows:
Glass fiber reinforcing cage and trussed construction hang two-shipper with pair and lift simultaneously with main hanging, and after first level is sling and waited to leave stand 20～50cm, rise main hanging then, put pair and hang.Main being hung in slowly played the hook luffing in the radius of clean-up scope, simultaneously, pair is hung and then and is slowly moved forward synchronously, after reinforcing cage and truss lifting are upright, pair is hung automatically and is unclamped, and extracts the pair suspension hook, and the main then vertical reinforcing cage of suspention that hangs rotates in the radius of clean-up, to accurate position, slowly transfer then.
Reinforcing cage is gone into groove when transferring, earlier the bottom and the reinforcing cage weld of truss are severed its weld seam with the fire weldering, in transferring process, will support simultaneously the level of longitudiual truss, the truss (being transverse truss) that intersects is removed, when transferring to truss suspension centre place, after the shackle dismounting, movable suspension centre is inwardly advanced, finally make suspension centre and longitudiual truss form a plane, to guarantee that suspension centre does not hinder longitudiual truss and extracts, at last after reinforcing cage is with the crosspiece fix in position, the weld seam of longitudiual truss top and steel plate weld is severed, with the longitudiual truss taking-up respectively successively of reinforcing cage both sides.
Obviously; those skilled in the art understand easily; in the middle of practical application; under the prerequisite that does not break away from protection domain of the present invention; can also carry out various improvement to present embodiment; for example, all can determine, not give unnecessary details one by one at this according to concrete requirement of engineering for the quantity of concrete employing longitudiual truss and transverse truss, the relative position of setting and connected mode of each member or the like.
The practical problem that the present invention solves is:
1, cut the waste, control cost:
This kind truss can be reused, than the truss in past because reinforcing cage just can not take out after going into groove, reduced unnecessary waste.The reinforcing bar of making truss in the past just can be saved this part reinforcing bar expense with this special truss now basically at 15kg/m3～18g/m3, can also reduce power consumption and welding rod quantity simultaneously, thereby effectively control the reinforcing cage cost of manufacture.
2, improve the hoisting large-size reinforcing cage safety:
This kind truss is to form with 16#, 10# channel-section steel, intensity is far longer than the intensity of plain bars, so its rigidity is very big, is out of shape very little, can improve the safety guarantee coefficient when being used for the hoisting large-size reinforcing cage, prevent that large-scale reinforcement cage from falling apart and phenomenon such as distortion in the lifting process.
3, reduce the labour intensity that reinforcing cage is made the worker:
The electric welder not only wants the various composition muscle of welded reinforcement cage when making a width of cloth reinforcing cage, and the truss of also wanting the emphasis welding to be used for reinforcement cage hoisting lifts by crane rigidity with assurance, and welder's fatigue strength is quite big.If just need not to have welded carrying out truss with this special assembling truss, so just reduced welder's labour intensity greatly, for the welder can access enough rests and better work guarantee is provided.
Claims (9)
1. reinforcing bar cage hoisting process in the canal wall construction, it is characterized in that this method adopts following steps: the preparation of A. truss comprises the making of vertical and horizontal truss; B. the assembling of truss and reinforcing cage comprises the colligation of reinforcing cage and the assembling of truss; C. reinforcing cage and truss lift together into groove, and carry out the dismounting of truss.
2. reinforcing bar cage hoisting process in a kind of canal wall construction according to claim 1, the making that it is characterized in that described longitudiual truss is to select upper and lower channel-section steel, the channel-section steel undulate is set between the two, wherein that upper and lower channel-section steel is fixing with the welding of waveform channel-section steel respectively.
3. reinforcing bar cage hoisting process in a kind of canal wall construction according to claim 1, the making that it is characterized in that described transverse truss are to select two channel-section steels.
4. reinforcing bar cage hoisting process in a kind of canal wall construction according to claim 1, the assembling that it is characterized in that described truss and reinforcing cage refers to after the reinforcing cage base plate sets, at least two joint longitudiual truss are edge-on in the base plate both sides, finish the colligation of reinforcing cage afterwards, the length direction of truss longitudinally again, at least transverse truss being arranged between the two joint longitudiual truss at a place, fixedlys connected with longitudiual truss respectively in the two ends of transverse truss.
5. according to reinforcing bar cage hoisting process in claim 3 or the 4 described a kind of canal wall constructions, it is characterized in that two channel-section steels in the described transverse truss be arranged in parallel, wherein clamp the upper and lower channel-section steel of longitudiual truss fastening by several holding screws are set between two channel-section steels.
6. according to reinforcing bar cage hoisting process in claim 3 or the 4 described a kind of canal wall constructions, it is characterized in that two channel-section steels in the described transverse truss are horizontally disposed with, wherein between two channel-section steels one group of two channel-section steel arranged in a crossed manner is set at least.
7. reinforcing bar cage hoisting process in a kind of canal wall construction according to claim 1 is characterized in that the described truss and the assembling of reinforcing cage also comprise between the longitudiual truss longitudinally being connected when extending, and are connected and fixed by steel pin between truss and the truss.
8. reinforcing bar cage hoisting process in a kind of canal wall construction according to claim 1 and 2 is characterized in that the last channel-section steel end face of described longitudiual truss is provided with some suspension centres.
9. reinforcing bar cage hoisting process in a kind of canal wall construction according to claim 1, it is characterized in that described reinforcing bar cage hoisting goes into groove, and the dismounting of carrying out truss refers to: reinforcing cage and truss are erect when transferring into groove, an end that is longitudiual truss is gone into groove earlier, to support simultaneously the transverse truss of longitudiual truss in transferring process removes one by one, at last behind the reinforcing cage fix in position, with the longitudiual truss taking-up respectively successively of reinforcing cage both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100396102A CN100504032C (en) | 2007-04-18 | 2007-04-18 | Reinforcing bar cage hoisting process for canal wall construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100396102A CN100504032C (en) | 2007-04-18 | 2007-04-18 | Reinforcing bar cage hoisting process for canal wall construction |
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| Publication Number | Publication Date |
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| CN101046093A true CN101046093A (en) | 2007-10-03 |
| CN100504032C CN100504032C (en) | 2009-06-24 |
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| CNB2007100396102A Active CN100504032C (en) | 2007-04-18 | 2007-04-18 | Reinforcing bar cage hoisting process for canal wall construction |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061928A (en) * | 2010-12-26 | 2011-05-18 | 广州广船国际股份有限公司 | Shield machine duct piece hoisting device |
| CN112901217A (en) * | 2021-01-27 | 2021-06-04 | 兖州中材建设有限公司 | Reinforcing method for preventing lining of ore bin from falling off |
| CN117569615A (en) * | 2024-01-17 | 2024-02-20 | 北京建工集团有限责任公司 | Ultra-long rod hoisting structure for annular closed folded plate reticulated shell structure and construction method |
-
2007
- 2007-04-18 CN CNB2007100396102A patent/CN100504032C/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061928A (en) * | 2010-12-26 | 2011-05-18 | 广州广船国际股份有限公司 | Shield machine duct piece hoisting device |
| CN102061928B (en) * | 2010-12-26 | 2012-07-25 | 广州广船国际股份有限公司 | Shield machine duct piece hoisting device |
| CN112901217A (en) * | 2021-01-27 | 2021-06-04 | 兖州中材建设有限公司 | Reinforcing method for preventing lining of ore bin from falling off |
| CN117569615A (en) * | 2024-01-17 | 2024-02-20 | 北京建工集团有限责任公司 | Ultra-long rod hoisting structure for annular closed folded plate reticulated shell structure and construction method |
| CN117569615B (en) * | 2024-01-17 | 2024-03-22 | 北京建工集团有限责任公司 | Ultra-long rod hoisting structure for annular closed folded plate reticulated shell structure and construction method |
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| Publication number | Publication date |
|---|---|
| CN100504032C (en) | 2009-06-24 |
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Owner name: SHANGHAI URBAN CONSTRUCTION MUNICIPAL ENGINEERING Free format text: FORMER NAME: SHANGHAI NO.2 MUNICIPAL ENGINEERING CO., LTD. |
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Address after: 200232 Xuhui District, Liuzhou Wu Road, Lane No. 13, No. 3, No. Patentee after: Shanghai urban construction Municipal Engineering (Group) Co., Ltd. Address before: 200232 Xuhui District, Liuzhou Wu Road, Lane No. 13, No. 3, No. Patentee before: Shanghai No.2 Municipal Engineering Co., Ltd. |