CN103015451B - A kind of detachable column foot - Google Patents

A kind of detachable column foot Download PDF

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Publication number
CN103015451B
CN103015451B CN201210585828.9A CN201210585828A CN103015451B CN 103015451 B CN103015451 B CN 103015451B CN 201210585828 A CN201210585828 A CN 201210585828A CN 103015451 B CN103015451 B CN 103015451B
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CN
China
Prior art keywords
plane
column foot
block
cushion cap
base plate
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Expired - Fee Related
Application number
CN201210585828.9A
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Chinese (zh)
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CN103015451A (en
Inventor
张庆彬
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SICHUAN JINGYUNXIANG COMMUNICATION CO., LTD.
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张庆彬
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Priority to CN201210585828.9A priority Critical patent/CN103015451B/en
Publication of CN103015451A publication Critical patent/CN103015451A/en
Application granted granted Critical
Publication of CN103015451B publication Critical patent/CN103015451B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a kind of detachable column foot, there is the continuous print base plate with earth surface, it is characterized in that: whole column foot vertically section is divided into 6 identical block parts, every block part has two sections of arch shell inclined-planes, is inclined-plane A and B respectively, every block part top has cushion cap, be inclined-plane B from the outward extending inclined-plane of cushion cap, the inclined-plane that immediately inclined-plane B extends to column foot edge is inclined-plane A, is packagedly made into entirety during use by 6, be fastenedly connected between block and block, form arch platform.The detachable column foot of the present invention, can split into the parts that polylith volume is little, lightweight, be convenient to transport, design safety is reliable, achieves and repeatedly utilizes, strong adaptability, and dismounting is simple, and saving resource, cuts the waste.

Description

A kind of detachable column foot
Technical field
The invention belongs to building machinery field, particularly a kind of detachable tower foundation.
Background technology
In modern high-rise building work progress, need to use tower crane, tower crane, due to height and the relation of brachium, needs firm basis, i.e. column foot.For little high level, high level and high-rise column foot, based on vertical force, have attachment device, the various horizontal loading of tower foundation, overturning moment and moment of torsion etc. are born primarily of attachment device; Column foot for multistory building is free stand tower, needs to consider horizontal loading, overturning moment, moment of torsion and vertical force etc.The construction of tradition column foot is disposable structure concrete structure on the ground, and cost is about 2-5 ten thousand yuan, and after to be onstructed, namely column foot is removed discarded, causes the waste that manpower and materials are huge, and affects environment.
So building trade is in the urgent need to designing new building machinery, thus saving resource, cut the waste, increase the benefit.
Summary of the invention
The object of the invention is the demand for above product, provide a kind of detachable column foot, can split into the parts that polylith volume is little, lightweight, be convenient to transport, realize repeatedly utilizing, strong adaptability, dismounting is simple, and saving resource, cuts the waste.
In order to reach above object, the present invention adopts following technical scheme:
A kind of detachable column foot, there is the continuous print base plate with earth surface, it is characterized in that: whole column foot vertically section is divided into 6 identical block parts, every block part has two sections of arch shell inclined-planes, is inclined-plane A and B respectively, every block part top has cushion cap, be inclined-plane B from the outward extending inclined-plane of cushion cap, the inclined-plane that immediately inclined-plane B extends to column foot edge is inclined-plane A, is packagedly made into entirety during use by 6, be fastenedly connected between block and block, form arch platform.
Column foot is arch abutment type, gives full play to component self resistance to compression overturning or slip resistance analysis feature, and uniform force is stablized, and center of gravity is low, belongs to pressurized combined member, adopts latch to be fastenedly connected, and is formed overall, jointly bears vertical axis power and overturning moment.
The angle of described inclined-plane A and base plate is α, α is 0-5 °; The angle of inclined-plane B and inclined-plane A is β, β is 5-15 °.
Inclined-plane adopts progressive mode to extend, and gives full play to domes resistance to capsizing.
Design principle is: pylon only has downward gravity in completely upright situation, when having certain angle of inclination γ in working, (γ should not be greater than 5 °, be greater than the connection of the fastening adjustment pylon of these number of degrees and column foot), the component of pylon gravity will form tilting force F.Namely the effect of column foot is prevent pylon from toppling, therefore column foot needs to provide power to resist tilting force F.
When not having inclined-plane, the reaction force F of whole tilting force F provides by base plate, and F has the component of γ angle relative to base plate, and this component will make base plate be subject to shearing force.
When having inclined-plane, as shown in Figure 3, mapping of F translation being got off, angle of inclination is excessive, will have component F 2effect, forms shearing force to inclined-plane.And inclined-plane adopts progressive mode to extend, domes resistance to capsizing can be given full play to.F translation got off in figure 4 mapping, can find out, α and γ is more close, and the power of F is more to be born by inclined-plane A, and inclined-plane A forms reaction force F by the power of plane, if α and γ is equal, F will offset F completely, safer.
Described inclined-plane A(2) and inclined-plane B(3) thick 200-300mm, make column foot form the structure of hollow.
Hollow structure, while maintenance column foot stability, alleviates the weight of whole column foot greatly.
The edge of every block part is straight line or camber line.
No matter the edge of parts is straight line or camber line, can play resistance to capsizing very well, increases stability.
Described cushion cap is the round platform in level, and cushion cap surface distributed has the ground foot bolt hole for being connected with the pylon ground foot of different size.
Connection between column foot and the pylon of tower crane adopts general connection mode or variable orifice connector mode, can increase collocation, improves compliance.
Described cushion cap is annular table, and centre has the hole for people's turnover.
Centre has the hole for people's turnover, is convenient to installation personnel turnover operation when column foot splices.
Latch and stud is adopted to be fastenedly connected between described 6 block parts.
Latch and stud are all removable sections, can make Different matching according to specification, and installing/dismounting is all convenient.
Described base plate has bolt hole, uses bolt base plate and ground to be fixed.
Adopt the two of the high-strength 40Cr equal-specification of coupling to emit sufficient bolt, can install flexibly.
Described column foot can also have floor design, also can provide counterweight in outside, to improve deadweight and stability further.
Column foot of the present invention designs with reference to national standard JGJ/T187-2009 and JGJ/T197-2010 regulation and stipulation, and indices all meets design instructions for use after tested.Little high level, high level, Super High, band adhere to device of trying to stop people from fighting each other, and use the basic column foot of same design concept, adapt to wide.
Described in the application, the beneficial effect of technology is:
Detachable column foot of the present invention, can split into the parts that polylith volume is little, lightweight, be convenient to transport, design safety is reliable, achieves and repeatedly utilizes, strong adaptability, and dismounting is simple, and saving resource, cuts the waste.
Accompanying drawing explanation
Fig. 1 is column foot top view of the present invention;
Fig. 2 is the lateral view of each block part of column foot of the present invention;
Fig. 3 is the stressed schematic diagram of column foot with continuous inclined-plane;
Fig. 4 is the stressed schematic diagram in column foot inclined-plane of the present invention.
Mark in figure: 1 for base plate, and 2 is inclined-plane A, and 3 is inclined-plane B, and 4 is cushion cap, 5 is the hole of latch and stud, and 6 is the bolt hole of base plate, and 7 is sufficient bolt hole.
Detailed description of the invention
Below in conjunction with detailed description of the invention, foregoing invention content of the present invention is described in further detail.But this should be interpreted as that the scope of the above-mentioned theme of the present invention is only limitted to following embodiment.Without departing from the idea case in the present invention described above, according to ordinary skill knowledge and customary means, make various replacement and change, all should comprise within the scope of the invention.
embodiment 1
It is the lateral view of column foot top view of the present invention and each block part as shown in Fig. 1 Fig. 2.
A kind of detachable column foot, there is the continuous print base plate 1 with earth surface, whole column foot vertically section is divided into 6 identical block parts, and every block part has two sections of arch shell inclined-planes, is inclined-plane A2 and inclined-plane B3 respectively, every block part top has cushion cap 4, be inclined-plane B3 from the outward extending inclined-plane of cushion cap 4, the inclined-plane that immediately inclined-plane B extends to column foot edge is inclined-plane A2, is packagedly made into entirety during use by 6, be fastenedly connected between block and block, form arch platform.
The angle of described inclined-plane A2 and base plate is α, α is 5 °; The angle of inclined-plane B3 and inclined-plane A2 is β, β is 5 °.
Inclined-plane A2 bears shearing force during the various load and distortion that cushion cap 4 or inclined-plane B3 transmit, and inclined-plane A2 and ground (base plate) angle are α, α is 5 °, reduces center of gravity, more firmly.
Described inclined-plane A2 and the thick 200mm of inclined-plane B3, makes column foot form the structure of hollow.
Described in the present embodiment, detachable column foot material is concrete C40, is substantially combined as 6 pieces, the heavy 4.5t of every block, 27t altogether.Before installing, column foot bed course lays 5-10mm fine sand as sliding layer.Described base plate 1 has bolt hole 6, uses bolt to be fixed in base plate 1 and ground.Attached trying to stop people from fighting each other is added for high level, more stable.Add ballast 30t for multilayer, concrete block, fragment of brick, bar stone etc. can be selected.Latch and stud is adopted to be fastenedly connected between described 6 block parts.
Insert stud and fix in assembling splice bolt hole or pin hole.
As shown in Figure 1, the edge of the every block part of the present embodiment is straight line.
Described cushion cap 4 is the round platforms in level, and cushion cap 4 surface distributed has the ground foot bolt hole 7 for being connected with the pylon ground foot of different size.The installation of different size pylon is convenient in the distribution of the sufficient bolt hole 7 in ground, installs, can also arrange installing hole for ease of the column foot ground two bolt of foot.
Described cushion cap 4 is annular table, and centre has the hole for people's turnover.
embodiment 2
It is the lateral view of column foot top view of the present invention and each block part as shown in Fig. 1 Fig. 2.
A kind of detachable column foot, there is the continuous print base plate 1 with earth surface, whole column foot vertically section is divided into 6 identical block parts, and every block part has two sections of arch shell inclined-planes, is inclined-plane A2 and inclined-plane B3 respectively, every block part top has cushion cap 4, be inclined-plane B3 from the outward extending inclined-plane of cushion cap 4, the inclined-plane that immediately inclined-plane B extends to column foot edge is inclined-plane A2, is packagedly made into entirety during use by 6, be fastenedly connected between block and block, form arch platform.
The angle of described inclined-plane A2 and base plate is α, α is 0 °; The angle of inclined-plane B3 and inclined-plane A2 is β, β is 15 °.
A2 reality in inclined-plane overlaps with bottom surface, shearing force when inclined-plane B3 bears various load that cushion cap 4 transmits and is out of shape.
Described inclined-plane A2 and the thick 300mm of inclined-plane B3, makes column foot form the structure of hollow.
Described in the present embodiment, detachable column foot material is concrete C40, is substantially combined as 6 pieces, the heavy 5.2t of every block, 31.2t altogether.Before installing, column foot bed course lays 5-10mm fine sand as sliding layer.Described base plate 1 has bolt hole 6, uses bolt to be fixed in base plate 1 and ground.Attached trying to stop people from fighting each other is added for high level, more stable.Add ballast 30t for multilayer, concrete block, fragment of brick, bar stone etc. can be selected.Latch and stud is adopted to be fastenedly connected between described 6 block parts.
Insert stud and fix in assembling splice bolt hole or pin hole.
As shown in Figure 1, the edge of the every block part of the present embodiment is straight line.
Described cushion cap 4 is the round platforms in level, and cushion cap 4 surface distributed has the ground foot bolt hole 7 for being connected with the pylon ground foot of different size.The installation of different size pylon is convenient in the distribution of the sufficient bolt hole 7 in ground, installs, can also arrange installing hole for ease of the column foot ground two bolt of foot.
Described cushion cap 4 is annular table, and centre has the hole for people's turnover.
When whole column foot of the present invention 6 pieces of parts are installed, use limit mounting device, control column foot 6 pieces of installation places in the same center of circle.The channel-section steel of enough rigidity will be had 12make external diameter and be less than cushion cap ring beam interior diameter 5cm, by hardwood or iron drift ping chi inspection adjustment concentricity.Extrude a block with limit mounting device during dismounting, just can remove smoothly.
Column foot of the present invention and ground contact surface are continuous slab, uniform force, and center of gravity is low, require that earth bearing strength is not less than 160KPa, and during use, column foot must not soak water, should establish gutter or collecting well around column foot, to keep ground firm at any time.Need to make C15 concrete bed course 100 before installation thick, planeness ± 5, lay 5-10mm fine sand as sliding layer.Column foot environment for use town and country are not limit, deeply, shallow embedding do not limit.Will observe sedimentation at any time, whether sedimentation and deformation is even to see ground, if there is exception, should adopt an effective measure.
In sum, detachable column foot of the present invention, can split into the parts that polylith volume is little, lightweight, be convenient to transport, design safety is reliable, achieves and repeatedly utilizes, strong adaptability, and dismounting is simple, and saving resource, cuts the waste.

Claims (6)

1. a detachable column foot, there is the continuous print base plate (1) with earth surface, it is characterized in that: described column foot is arch abutment type, connected by pressurized combined member, formed overall, whole column foot vertically section is divided into 6 identical block parts, the edge of every block part is straight line or camber line, every block part has two sections of arch shell inclined-planes, inclined-plane A(2 respectively) and inclined-plane B(3), every block part top has cushion cap (4), be inclined-plane B(3 from cushion cap (4) outward extending inclined-plane), the inclined-plane that immediately inclined-plane B extends to column foot edge is inclined-plane A(2), packagedly entirety is made into by 6 during use, be fastenedly connected between block and block, form arch platform, described inclined-plane A(2) be α with the angle of base plate, α is 0-5 °, inclined-plane B(3) with inclined-plane A(2) angle be β, β be 5-15 °.
2. detachable column foot according to claim 1, is characterized in that: described inclined-plane A(2) and inclined-plane B(3) thick 200-300mm, make column foot form the structure of hollow.
3. detachable column foot according to claim 1, is characterized in that: described cushion cap (4) is the round platform in level, and cushion cap (4) surface distributed has ground foot bolt hole (7) for being connected with the pylon ground foot of different size.
4. detachable column foot according to claim 3, is characterized in that: described cushion cap (4) is annular table, and centre has the hole for people's turnover.
5. detachable column foot according to claim 1, is characterized in that: adopt latch and stud to be fastenedly connected between described 6 block parts.
6. detachable column foot according to claim 1, is characterized in that: described base plate (1) has bolt hole (6), uses bolt to be fixed in base plate (1) and ground.
CN201210585828.9A 2012-12-30 2012-12-30 A kind of detachable column foot Expired - Fee Related CN103015451B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210585828.9A CN103015451B (en) 2012-12-30 2012-12-30 A kind of detachable column foot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210585828.9A CN103015451B (en) 2012-12-30 2012-12-30 A kind of detachable column foot

Publications (2)

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CN103015451A CN103015451A (en) 2013-04-03
CN103015451B true CN103015451B (en) 2016-01-20

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101100861A (en) * 2006-07-07 2008-01-09 杨建安 Construction method for detachable tower foundation and structure thereof
CN201411707Y (en) * 2009-05-26 2010-02-24 中冶实久建设有限公司 Tower cane foundation
CN201420268Y (en) * 2009-05-22 2010-03-10 国网直流工程建设有限公司四川工程建设部 Precast assembly type foundation
CN101718097A (en) * 2009-11-05 2010-06-02 徐州九鼎建设集团有限公司 Prefabricated precast concrete tower crane foundation in the shape of bolt connecting box
KR20120034897A (en) * 2010-10-04 2012-04-13 주식회사 남영휀스 Baseplate for a post
CN203049606U (en) * 2012-12-30 2013-07-10 张庆彬 Detachable tower footing

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101100861A (en) * 2006-07-07 2008-01-09 杨建安 Construction method for detachable tower foundation and structure thereof
CN201420268Y (en) * 2009-05-22 2010-03-10 国网直流工程建设有限公司四川工程建设部 Precast assembly type foundation
CN201411707Y (en) * 2009-05-26 2010-02-24 中冶实久建设有限公司 Tower cane foundation
CN101718097A (en) * 2009-11-05 2010-06-02 徐州九鼎建设集团有限公司 Prefabricated precast concrete tower crane foundation in the shape of bolt connecting box
KR20120034897A (en) * 2010-10-04 2012-04-13 주식회사 남영휀스 Baseplate for a post
CN203049606U (en) * 2012-12-30 2013-07-10 张庆彬 Detachable tower footing

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Effective date of registration: 20160902

Address after: 610046, Chengdu, Sichuan province Wuhou District Jinhua town cold well village seven group

Patentee after: SICHUAN JINGYUNXIANG COMMUNICATION CO., LTD.

Address before: 621106 Sichuan City, Mianyang Province, the town of the county of Jianping Fumin Street No. 058, No. three

Patentee before: Zhang Qingbin

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160120

Termination date: 20171230