CN102733374A - Free hanging positioning system for major-diameter overlong bored pile steel reinforcement cage - Google Patents
Free hanging positioning system for major-diameter overlong bored pile steel reinforcement cage Download PDFInfo
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- CN102733374A CN102733374A CN2012101837828A CN201210183782A CN102733374A CN 102733374 A CN102733374 A CN 102733374A CN 2012101837828 A CN2012101837828 A CN 2012101837828A CN 201210183782 A CN201210183782 A CN 201210183782A CN 102733374 A CN102733374 A CN 102733374A
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Abstract
The invention discloses a free hanging positioning system for a major-diameter overlong bored pile steel reinforcement cage, comprising a cross-shaped hanger, a hanging positing ring, a steel plate pothook and a positioning support platform, wherein the cross-shaped hanger consists of a hanging beam, an upper distributing girder, a lower distributing girder and a hinge pin, the lower surface of the lower distributing girder is provided with a plurality of hanging points, the hanging positing ring is provided with four hanging rings and eight hanging holes; the positioning support platform is a rectangular frame welded by I-shaped steel, and is paved on an orifice of a bored pile, a steel plate ring is embedded in the positioning support platform, the steel plate ring is fixedly welded on the positioning support platform by a stiffening rib steel plate, and an anti-skidding steel plate is paved on the positioning support platform; and one end of the steel plate pothook is hung on the hanging positing ring, and the other end of the steel plate pothook is hung on the steel plate ring of the positioning support platform. The free hanging positioning system is simple in structure, convenient to operate, material-saving and high in generality, and is not limited by the diameter of the steel reinforcement cage, the gaps among main reinforcements, and the geological conditions.
Description
Technical field
The present invention relates to a kind of engineering construction navigation system, particularly a kind of navigation system of drilled pile reinforcing cage.
Background technology
The reinforcing cage location is the heavy difficult point in the reinforcing bar cage hoisting construction.The reinforcing cage that so-called location will be transferred when reinforcing cage docks to the hole is exactly fixed.Common reinforcing cage localization method has: the distribution beam positioning mode, lead chain positioning mode, plate positioning mode.
The distribution beam positioning mode is promptly directly passed whole reinforcing cage with distribution beam main muscle below the reinforcing cage reinforcing rib, makes reinforcing cage weight pass to distribution beam through reinforcing rib, and then passes to stressed platform through distribution beam.This method receives the restriction of reinforcing cage master muscle spacing, reinforcing cage diameter and weight, is applicable to the reinforcing cage construction that bore is little, deadweight is little.
Lead the chain positioning mode and promptly a falsework is set around in the position, hole, the chain of leading of some is set on support, through jack the weight transmitting of reinforcing cage is given and lead chain and pass to falsework.This method does not receive the restriction of rebar spacing, reinforcing cage diameter and weight basically, but must corresponding support be set as suspension centre all around in the room, and it is bigger to take up room, and dismounting is complicated, is unfavorable for reinforcement cage hoisting and butt joint.In addition, leading chain is flexible structure, manually-operated can't guarantee each lead chain stressed all even synchronously, be easier to rupture.
The plate positioning mode promptly is provided with a circular orientation dish on the room, location notch hole is set around the positioning disk, transfers when putting in place at reinforcing cage, utilizes fixing steel plate to insert and beats on reinforcing cage is put more energy into muscle.The weight of reinforcing cage passes to positioning disk through fixing steel plate, and then passes to operation platform through positioning disk.This method spelling is convenient, and is practical.But the location notch hole of plate positioning mode is fixed, and steel plate is inserted the restriction that receives rebar spacing and aligning accuracy when beating, manually-operated inconvenience.In addition, the stressed contact surface of positioning disk and operation platform is little, and is higher to the operation platform requirement for bearing capacity.
Have in the engineering of design features such as great, overlength, main muscle spacing are little to the drilled pile reinforcing cage, navigation system should not receive the restriction of reinforcing cage weight, diameter and main muscle spacing when reinforcing cage was installed, and should satisfy handling safety, requirement such as convenient and swift.In addition, some engineering place of living in geological conditions is relatively poor, and a surface layer is Quaternary system miscellaneous fill, the long-pending cohesive soil in Quaternary system Holocene series sea and mud matter cohesive soil, and reinforcing cage positioning support flat base requirement for bearing capacity is higher.Comparative analysis can know, more than several kinds of traditional reinforcing bar localization methods be difficult to satisfy the needs of growing great diameter and long drilled pile reinforcing cage location construction.
To sum up, the technical barrier that exists three needs to solve in the prior art: yielding problem during (1) reinforcing bar cage hoisting; (2) the little plate orientation problem that is difficult for of main muscle spacing; (3) reinforcing cage is from great, the not enough problem of positioning supports bearing capacity.
Summary of the invention
Objects of the present invention are in order to overcome the weak point of above-mentioned prior art; A kind of simple structure is provided; Simple operation, economical with materials, highly versatile; Do not receive the great diameter and long drilled pile reinforcing cage of reinforcing cage diameter restrictions freely to hang navigation system, another goal of the invention of the present invention provides a kind of localization method that utilizes this navigation system.
Technical scheme of the present invention is following: a kind of great diameter and long drilled pile reinforcing cage is freely hung navigation system; Comprise suspender, hang locating ring, steel plate hook and positioning support flat base; Said suspender is " ten " font suspender; It is made up of hanging beam, last distribution beam, following distribution beam, bearing pin, and the said soffit of distribution beam down is provided with at least one suspension centre; The said locating ring of hanging has four suspension ring and eight lifting hole(eyelet)s, and four suspension ring pass through wire rope hanging on the suspension centre of distribution beam under " ten " font suspender, and eight reinforcing bar suspension rods pass hangs locating ring, and the two-sided full weld of an end anchoring one end is on reinforcing cage; Said positioning support flat base is the rectangular frame that i iron is welded; Be laid on the drilled pile aperture; The embedded steel plate annulus of said positioning support flat base; Said steel plate annulus is fixedly welded on the positioning support flat base through stiffening rib steel plate, is equipped with checkered plates on the said positioning support flat base; Said steel plate is linked up with an end and is hung over and hang on the locating ring, and an end hangs on the steel plate annulus of said positioning support flat base.
The skeleton of said positioning support flat base adopts i iron to make, and the thick floor of putting more energy into of 2cm is set around the steel plate annulus of an embedded thick 3cm of diameter 3.2m, this steel plate annulus.
Described rectangular frame is welded by the 2I40 i iron, bottom flange welding Φ 25mm steel reinforcing on i iron, and horizontal spacing 30cm, longitudinal pitch 60cm is in order to guarantee steel cylinder and i iron contact area, flat-cut 5cm between annulus and the i iron.
Installation and locating method of the present invention is following:
At first, the reinforcing cage contraposition that utilizes lifting appliance to dock is docked with the reinforcing cage of having good positioning; Along with the continuous spreading of reinforcing cage, the reinforcing cage that gets in the hole is more and more longer; The location load-bearing constantly increases, and the location load-bearing is also big more; Therefore, the reinforcing cage positioning requirements must be firm; Carry out many suspension centre liftings through " ten " font suspender, through torque wrench straight screw sleeve is executed to twist and dock reinforcing cage, adopt the mode of freely hanging the location when reinforcing cage is transferred; Sleeve installs back colligation stirrup, and reinforcing cage begins to transfer subsequently; The transfer mode of power is during general sections reinforcing cage location: link up with the weight transmitting of reinforcing cage on support platform through steel plate; Reinforcing cage is transferred the back that puts in place and is linked up with on the steel plate annulus limit that an end hangs over positioning support flat base with 8 steel plates, and the other end hangs on the reinforcing cage reinforcement hoop, and steel plate is linked up with the position and can freely be adjusted; During epimerite reinforcing cage location, reinforcing cage is hung through suspension rod and is being hung on the locating ring, hangs locating ring and hangs on the steel plate annulus limit of positioning support flat base through the steel plate hook; The transfer mode of epimerite reinforcing cage when location power is: through the reinforcing bar suspension rod the reinforcing cage weight transmitting to beating on the tip ring, and then link up with and beat tip ring through steel plate and be passed on the support platform.
The invention has the beneficial effects as follows: (1) epimerite reinforcing cage utilizes the reinforcing bar suspension rod and hangs locating ring and cooperates hook to hang the location; When all the other each joints position, utilize the steel plate hook to hang on the positioning support flat base of design, the steel plate hook can freely be adjusted according to actual conditions, solves the little spacing master's muscle of reinforcing cage and is difficult for the location construction problem.(2) positioning support flat base not only solves the steel plate hook and freely hangs problem, and can satisfy the bigger reinforcing cage location carrying demand of deadweight.(3) simple in structure easy to operate.
Description of drawings
Fig. 1 is type of the present invention " a ten " font hanger structure sketch map;
Fig. 2 is a type reinforcing cage positioning support flat base structural representation of the present invention;
Fig. 3 freely hangs the navigation system structural representation for type reinforcing cage of the present invention;
Fig. 4 is for hanging reinforcing cage installing and locating process sketch map, and wherein (a) is the reinforcing cage sketch map of slinging, and is that sketch map is transferred in general sections reinforcing cage butt joint (b), and (c) sketch map is transferred in the butt joint of epimerite reinforcing cage;
Fig. 5 hangs the locating ring plan view;
Fig. 6 positioning support flat base plan view;
Wherein: 1, " ten " font suspender, 2, positioning support flat base, 3, hang locating ring, 4, the steel plate hook, 5, hanging beam; 6, go up distribution beam, 7, distribution beam down, 8, bearing pin, 9, suspension centre; 10, suspension ring, 11, lifting hole(eyelet), 12, i iron, 13, the drilled pile aperture; 14, steel plate annulus, 15, strength rib steel plate, 16, checkered plates, 17, reinforcing bar.
The specific embodiment
A kind of great diameter and long drilled pile reinforcing cage referring to accompanying drawing 1, Fig. 2, Fig. 3 is freely hung navigation system; Comprise " ten " font suspender 1, positioning support flat base 2, hang locating ring 3 and steel plate hook 4; Said " ten " font suspender mainly contains hanging beam 5, upward distribution beam 6, following distribution beam 7, bearing pin 8 are formed, and the said soffit of distribution beam down is provided with a plurality of suspension centres 9; Said hang locating ring have four suspension ring 10 and 11, four suspension ring of eight lifting hole(eyelet)s through wire rope hanging on the suspension centre of distribution beam under " ten " font suspender, eight reinforcing bar suspension rods pass hangs locating ring, the two-sided full weld of an end anchoring one end is on reinforcing cage; Said positioning support flat base is the rectangular frame that 2I40 i iron 12 is welded; Be laid on the drilled pile aperture 13; The embedded steel plate annulus 14 of said positioning support flat base; Said steel plate annulus is fixedly welded on the positioning support flat base through stiffening rib steel plate 15, is equipped with checkered plates 16 on the said positioning support flat base; Said steel plate is linked up with an end and is hung over and hang on the locating ring, and an end hangs on the steel plate annulus of said positioning support flat base; Bottom flange welding Φ 25mm reinforcing bar 17 is reinforced on the i iron, horizontal spacing 30cm, and longitudinal pitch 60cm is in order to guarantee steel cylinder and i iron contact area, flat-cut 5cm between annulus and the i iron.
Reinforcing cage installing and locating process as shown in Figure 4: the reinforcing cage contraposition that utilizes lifting appliance to dock, dock with the reinforcing cage of having good positioning.Along with the continuous spreading of reinforcing cage, the reinforcing cage that gets in the hole is more and more longer.The location load-bearing constantly increases, and the location load-bearing is also big more.Therefore, the reinforcing cage positioning requirements must be firm.Carry out many suspension centre liftings through " ten " font suspender.Can find out by Fig. 4, through torque wrench straight screw sleeve executed to twist and dock reinforcing cage, adopt the mode of freely hanging the location when reinforcing cage is transferred.Sleeve installs back colligation stirrup, and reinforcing cage begins to transfer subsequently.The single-unit reinforcing cage is transferred the back that puts in place and is linked up with on the steel plate annulus limit that an end hangs over drilling platform with 8 steel plates, and the other end hangs on the reinforcing cage reinforcement hoop, and steel plate is linked up with the position and can freely be adjusted.The transfer mode of power is during general sections reinforcing cage location: link up with the weight transmitting of reinforcing cage on support platform through steel plate.
Behind the epimerite placement of cage of reinforcing bar; Locating ring is hung in installation, utilizes 8 Φ 32mm reinforcing bars as suspension rod, and an end adopts the double welding full weld on reinforcing cage master muscle; The other end is evenly hung on locating ring, hangs locating ring the most at last and hangs on the support platform through 8 steel plates.The transfer mode of epimerite reinforcing cage detent force is: through the reinforcing bar suspension rod the reinforcing cage weight transmitting to locating ring, and then be passed on the support platform through steel plate hook and locating ring.This method does not receive the restriction of rebar spacing, reinforcing cage weight and diameter, and is easy to operate, and it is little to take up room, and it is firm to locate.
Hang the locating ring plan view and see Fig. 5, hang locating ring and be mainly used in epimerite reinforcing cage location, diameter is less than the steel plate annulus of positioning support flat base.Hang the lifting hole(eyelet) that 8 Φ 60mm evenly are set on the locating ring, be used for cat reinforcing bar suspension rod; Along ring 8 suspension ring are set evenly in addition, are used for the many suspension centre liftings of straddle truck installing and locating ring.
The positioning support flat base plan view is as shown in Figure 6.Support platform is flat on the drilled pile aperture, and the support platform skeleton adopts the 2I40 i iron to make the steel plate annulus of an embedded thick 3cm of diameter 3.2m.Around the annulus the thick stiffener of 2cm is set, is welded on the i iron skeleton.Support platform upper berth checkered plates is convenient to construction operation.Bottom flange welding Φ 25mm steel reinforcing on the i iron, horizontal spacing 30cm, longitudinal pitch 60cm.In order to guarantee steel cylinder and i iron contact area, flat-cut 5cm between annulus and the i iron.Can find out that by Fig. 6 the reinforcing cage locating platform is bigger than conventional positioning dish lifting surface area with the construction plant contact area, be suitable as great diameter and long reinforcing cage location locating platform, especially be fit to the construction plant of weak geological conditions.In addition, the serpentine steel plate is linked up with when reinforcing cage is located, and evenly hangs on the steel plate annulus, can freely adjust steel plate hook position according to on-site actual situations, not limited by reinforcing cage master muscle spacing.
Claims (4)
1. a great diameter and long drilled pile reinforcing cage is freely hung navigation system; Comprise suspender, hang locating ring, steel plate hook and positioning support flat base; It is characterized in that said suspender is " ten " font suspender; It is made up of hanging beam, last distribution beam, following distribution beam, bearing pin, and the said soffit of distribution beam down is provided with at least one suspension centre; The said locating ring of hanging has four suspension ring and eight lifting hole(eyelet)s, and four suspension ring pass through wire rope hanging on the suspension centre of distribution beam under " ten " font suspender, and eight reinforcing bar suspension rods pass hangs locating ring, and the two-sided full weld of an end anchoring one end is on reinforcing cage; Said positioning support flat base is the rectangular frame that i iron is welded; Be laid on the drilled pile aperture; The embedded steel plate annulus of said positioning support flat base; Said steel plate annulus is fixedly welded on the positioning support flat base through stiffening rib steel plate, is equipped with checkered plates on the said positioning support flat base; Said steel plate is linked up with an end and is hung over and hang on the locating ring, and an end hangs on the steel plate annulus of said positioning support flat base.
2. great diameter and long drilled pile reinforcing cage as claimed in claim 1 is freely hung navigation system; The skeleton that it is characterized in that said positioning support flat base adopts i iron to make; The thick floor of putting more energy into of 2cm is set around the steel plate annulus of an embedded thick 3cm of diameter 3.2m, this steel plate annulus.
3. according to claim 1 or claim 2 great diameter and long drilled pile reinforcing cage is freely hung navigation system; The skeleton rectangular frame that it is characterized in that said positioning support flat base is welded by the 2I40 i iron; Bottom flange welding Φ 25mm steel reinforcing on i iron, horizontal spacing 30cm, longitudinal pitch 60cm;, flat-cut 5cm between annulus and the i iron.
4. great diameter and long drilled pile reinforcing cage is freely hung localization method, it is characterized in that its positioning step is following: at first, the reinforcing cage contraposition that utilizes lifting appliance to dock is docked with the reinforcing cage of having good positioning; Along with the continuous spreading of reinforcing cage, the reinforcing cage that gets in the hole is more and more longer; The location load-bearing constantly increases, and the location load-bearing is also big more; Therefore, the reinforcing cage positioning requirements must be firm; Carry out many suspension centre liftings through " ten " font suspender, through torque wrench straight screw sleeve is executed to twist and dock reinforcing cage, adopt the mode of freely hanging the location when reinforcing cage is transferred; Sleeve installs back colligation stirrup, and reinforcing cage begins to transfer subsequently; The transfer mode of power is during general sections reinforcing cage location: link up with the weight transmitting of reinforcing cage on support platform through steel plate; Reinforcing cage is transferred the back that puts in place and is linked up with on the steel plate annulus limit that an end hangs over positioning support flat base with 8 steel plates, and the other end hangs on the reinforcing cage reinforcement hoop, and steel plate is linked up with the position and can freely be adjusted; During epimerite reinforcing cage location, reinforcing cage is hung through suspension rod and is being hung on the locating ring, hangs locating ring and hangs on the steel plate annulus limit of positioning support flat base through the steel plate hook; The transfer mode of epimerite reinforcing cage when location power is: through the reinforcing bar suspension rod the reinforcing cage weight transmitting to beating on the tip ring, and then link up with and beat tip ring through steel plate and be passed on the support platform.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210183782.8A CN102733374B (en) | 2012-06-06 | 2012-06-06 | Free hanging positioning system for major-diameter overlong bored pile steel reinforcement cage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210183782.8A CN102733374B (en) | 2012-06-06 | 2012-06-06 | Free hanging positioning system for major-diameter overlong bored pile steel reinforcement cage |
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| CN102733374A true CN102733374A (en) | 2012-10-17 |
| CN102733374B CN102733374B (en) | 2014-08-20 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103556627A (en) * | 2013-10-31 | 2014-02-05 | 中铁港航局集团有限公司 | Cage hanging structure for hoisting large-diameter hole drilling filling pile steel bar cage |
| CN103556626A (en) * | 2013-10-31 | 2014-02-05 | 中铁港航局集团有限公司 | Hanging structure for hoisting large-diameter hole drilling filling pile steel bar cage |
| CN104384404A (en) * | 2014-09-25 | 2015-03-04 | 中铁大桥局集团第一工程有限公司 | Reinforcement cage lengthening construction method and temporary fixing hook |
| CN105464123A (en) * | 2015-12-31 | 2016-04-06 | 中交路桥华南工程有限公司 | Clamping plate type reinforcing cage mounting platform |
| CN105502153A (en) * | 2015-12-21 | 2016-04-20 | 太原重工股份有限公司 | Lifting tool having four rotary lifting points and crane provided with lifting tool |
| CN105586867A (en) * | 2015-12-31 | 2016-05-18 | 中交路桥华南工程有限公司 | Installation method for over-length over-weight steel reinforcement cage |
| CN105649346A (en) * | 2015-12-25 | 2016-06-08 | 中交路桥华南工程有限公司 | Assembling and disassembling type steel reinforcement cage installing platform |
| CN105951746A (en) * | 2016-05-19 | 2016-09-21 | 浙江金筑交通建设有限公司 | Tool for mounting drilling and pouring pile reinforcement cage |
| CN110616640A (en) * | 2019-09-30 | 2019-12-27 | 中铁大桥局集团有限公司 | Positioning and lowering device for reinforcement cage and construction method of positioning and lowering device |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556627A (en) * | 2013-10-31 | 2014-02-05 | 中铁港航局集团有限公司 | Cage hanging structure for hoisting large-diameter hole drilling filling pile steel bar cage |
| CN103556626A (en) * | 2013-10-31 | 2014-02-05 | 中铁港航局集团有限公司 | Hanging structure for hoisting large-diameter hole drilling filling pile steel bar cage |
| CN103556626B (en) * | 2013-10-31 | 2015-06-17 | 中铁港航局集团有限公司 | Hanging structure for hoisting large-diameter hole drilling filling pile steel bar cage |
| CN103556627B (en) * | 2013-10-31 | 2016-08-17 | 中铁港航局集团有限公司 | A kind of hanging cage structure for large diameter bored pile reinforcing bar cage hoisting |
| CN104384404A (en) * | 2014-09-25 | 2015-03-04 | 中铁大桥局集团第一工程有限公司 | Reinforcement cage lengthening construction method and temporary fixing hook |
| CN104384404B (en) * | 2014-09-25 | 2016-07-06 | 中铁大桥局集团第一工程有限公司 | A kind of steel reinforcement cage spreading construction method and interim fixing hook |
| CN105502153A (en) * | 2015-12-21 | 2016-04-20 | 太原重工股份有限公司 | Lifting tool having four rotary lifting points and crane provided with lifting tool |
| CN105649346A (en) * | 2015-12-25 | 2016-06-08 | 中交路桥华南工程有限公司 | Assembling and disassembling type steel reinforcement cage installing platform |
| CN105464123A (en) * | 2015-12-31 | 2016-04-06 | 中交路桥华南工程有限公司 | Clamping plate type reinforcing cage mounting platform |
| CN105586867A (en) * | 2015-12-31 | 2016-05-18 | 中交路桥华南工程有限公司 | Installation method for over-length over-weight steel reinforcement cage |
| CN105951746A (en) * | 2016-05-19 | 2016-09-21 | 浙江金筑交通建设有限公司 | Tool for mounting drilling and pouring pile reinforcement cage |
| CN110616640A (en) * | 2019-09-30 | 2019-12-27 | 中铁大桥局集团有限公司 | Positioning and lowering device for reinforcement cage and construction method of positioning and lowering device |
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| CN102733374B (en) | 2014-08-20 |
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Owner name: NO.2 ENGINEERING CO., LTD., ZHONGTIE NO.4 BUREAU G Effective date: 20150615 Owner name: CHINA RAILWAY CORPORATION Free format text: FORMER OWNER: NO.2 ENGINEERING CO., LTD., ZHONGTIE NO.4 BUREAU GROUP Effective date: 20150615 |
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Effective date of registration: 20150615 Address after: 100844 Fuxing Road, Beijing, Haidian District, No. 10 Patentee after: CHINA RAILWAY CORPORATION Patentee after: No.2 Engineering Co., Ltd., Zhongtie No.4 Bureau Group Patentee after: China Tiesiju Civil Engineering Group Co., Ltd. Address before: Li River Road, Xiangcheng Economic Development Zone, Suzhou City, Jiangsu Province, No. 9 215131 Patentee before: No.2 Engineering Co., Ltd., Zhongtie No.4 Bureau Group |