CN107227735B - Steel reinforcement cage construction technology suitable for different supporting courses - Google Patents
Steel reinforcement cage construction technology suitable for different supporting courses Download PDFInfo
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- CN107227735B CN107227735B CN201710462683.6A CN201710462683A CN107227735B CN 107227735 B CN107227735 B CN 107227735B CN 201710462683 A CN201710462683 A CN 201710462683A CN 107227735 B CN107227735 B CN 107227735B
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- hinged
- reinforcement cage
- steel reinforcement
- connecting rod
- reinforcing bar
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
- E02D5/38—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds
- E02D5/44—Concrete or concrete-like piles cast in position ; Apparatus for making same making by use of mould-pipes or other moulds with enlarged footing or enlargements at the bottom of the pile
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention relates to broaching equipment technical field more particularly to a kind of steel reinforcement cage construction technologies suitable for different supporting courses, comprising the following steps: Step 1: drilling out wellhole to underground using dedicated reaming tool, outputs reaming on different supporting courses in wellhole；Step 2: being put into special reinforcing steel cage into wellhole, special reinforcing steel cage is unfolded in reaming；Step 3: injecting concrete into special reinforcing steel cage.This technology utilization special equipment carries out expanding and special reinforcing steel cage, can be improved the forced area of concrete-pile, improves the bearing capacity of concrete-pile.
Description
Technical field
The present invention relates to Counterboring apparatus technical field more particularly to a kind of steel reinforcement cage construction works suitable for different supporting courses
Skill.
Background technique
Currently, originally make a hole on ground, in the last filling concrete of next steel reinforcement cage, a concrete is formed
Stake, the bottom stress of concrete-pile, can be expanding on supporting course in existing equipment there are also the bond stress of side, (that is hold
Diameter on power layer is greater than the diameter in hole), to increase the bearing capacity of concrete-pile, current equipment can be carried out in the bottom in hole
It is expanding, it is expanding after existing steel reinforcement cage bottom can put into expanding position, such steel reinforcement cage bearing capacity is poor, due to some
There is multilayer supporting course in the underground in city, if it is possible to will greatly increase the forced area of stake using these supporting courses, improve
Bearing capacity.
Summary of the invention
It is an object of the invention to overcome the shortcomings of above-mentioned technology, and provide a kind of steel reinforcement cage suitable for different supporting courses
Construction technology increases the forced area of stake, improves bearing capacity.
The present invention to achieve the above object, using following technical scheme:
A kind of steel reinforcement cage construction technology suitable for different supporting courses, it is characterised in that: the following steps are included:
Step 1: drilling out wellhole to underground using dedicated reaming tool, reaming is outputed on different supporting courses in wellhole；
Step 2: being put into special reinforcing steel cage into wellhole, special reinforcing steel cage is unfolded in reaming；
Step 3: injecting concrete into special reinforcing steel cage.
Preferably, the dedicated reaming tool include drilling rod, first connecting rod, second connecting rod, third connecting rod, fourth link with
And first traction rope, the front end of the drilling rod have drill bit, the front of the drilling rod is equipped with a diameter and is less than bit diameter
Fixing sleeve and movable sleeve, the fixing sleeve are located at the top of the movable sleeve, and the fixing sleeve is fixed on the drilling rod, described
Movable sleeve and the drilling rod slide up and down cooperation, cut with scissors respectively with one end of first connecting rod and second connecting rod around the movable sleeve
It connects, the other end of the first connecting rod and one end of the third connecting rod are hinged, the other end of the second connecting rod and described the
One end of double leval jib is hinged, and the other end of the third connecting rod and fourth link is hinged with the fixing sleeve respectively, and described first
One end of traction rope is connect with the movable sleeve, and the other end goes out outside well deeply.
Preferably, the surface of the drilling rod is equipped with guide rail, and the guide groove on the inside of the guide rail and the movable sleeve cooperates.
Preferably, the special reinforcing steel cage includes the steel reinforcement cage main body being made of multiple circle beam and column beams, in the reinforcing bar
The lower part of cage main body is equipped with the expanding mechanism in bottom, and the expanding mechanism in bottom is by the first loose collar, the first reinforcing bar of more root bottom parts, more
The second reinforcing bar of root bottom part constitute, the top of more first reinforcing bars of root bottom part be arranged in around collar tie beam and by turning joint with
Column beam is hinged, and the lower part of the upper end of more second reinforcing bars of root bottom part and more first reinforcing bars of root bottom part is cut with scissors by turning joint
It connects, the lower end of more second reinforcing bars of root bottom part is hinged by turning joint with first loose collar respectively.
Preferably, the steel reinforcement cage main body is equipped with one or more expanding mechanisms in middle part, the expanding mechanism packet in middle part
Include the second loose collar, more the first reinforcing bars of middle part, more the second reinforcing bars of middle part and the second traction rope, the more middle parts first
The top of reinforcing bar is arranged in around collar tie beam and, the upper end of the more piece middle part second reinforcing bar hinged by turning joint and column beam
It is hinged by turning joint with the lower parts of more first reinforcing bars of root bottom part, the lower end of more second reinforcing bars of root bottom part respectively with
Second loose collar is hinged by turning joint, and the diameter that the diameter of second loose collar is less than the collar tie beam is placed in institute
It states in steel reinforcement cage main body, second traction rope is at least one, and one end of the second traction rope is fixed on the second loose collar of institute,
The other end stretches out outside well.
Preferably, the expanding mechanism in the middle part is between upper and lower two collar tie beams.
Preferably, it is connected between adjacent the first reinforcing bar of bottom or adjacent the second reinforcing bar of bottom by wirerope.
Preferably, it is connected between adjacent the first reinforcing bar of middle part or adjacent the second reinforcing bar of middle part by wirerope.
The beneficial effects of the present invention are: this technology utilization special equipment carries out expanding and prevents special reinforcing steel cage, it can
The forced area for improving concrete-pile, improves the bearing capacity of concrete-pile.It is at low cost using existing drilling machine and drilling rod, only need
One dedicated reaming tool to be installed in the top of drill bit, be the week merged in drilling rod when not working in this dedicated reaming tool
It encloses, due to being relatively large in diameter so normal drill will not influence the present apparatus for drill bit, when going into the well, drill bit first drills out a long hole,
When getting into supporting course, traction rope is driven to make traction rope that movable sleeve be driven to move up by equipment, using the principle of double leval jib,
So that four connecting rods open, using four connecting rods to supporting course carry out cutting achieve the purpose that it is expanding, can be right by the present apparatus
Different supporting course progress is expanding, to improve the bearing capacity of concrete-pile.This technique also changes existing steel reinforcement cage
Into using existing material, as the expanding mechanism in bottom with the expanding mechanism in middle part is, the expanding mechanism in middle part is according to supporting course
Quantity and position are correspondingly arranged, and after being drilled hole, the expanding mechanism of this steel reinforcement cage of tripping in, steel reinforcement cage bottom first contacts bottommost
Supporting course can move up when the first loose collar when bottom touches supporting course, and the second steel of the first reinforcing bar of bottom and bottom
Muscle expands outwardly, so that the position of reaming is filled up, and behind the expanding mechanism lower section to designated position in middle part, traction is dropped by equipment
Rope makes traction rope drive the second loose collar, and the first reinforcing bar of middle part and the second reinforcing bar of middle part expand outwardly, principle and bottom expanding machine
Structure is the same, fills up the reaming position at middle part.It can be adapted for different supporting courses by this steel reinforcement cage, so that concrete dress is more steady
Gu.
Detailed description of the invention
Fig. 1 is the working state structure schematic diagram of dedicated reaming tool in the present invention；
Fig. 2 is the structural schematic diagram in the present invention under dedicated reaming tool closed state；
Fig. 3 is the structural schematic diagram of special reinforcing steel cage in the present invention；
Fig. 4 is the working state schematic representation of dedicated reaming tool in the present invention；
Fig. 5 is that steel reinforcement cage is put into the structural schematic diagram in wellhole in the present invention.
Specific embodiment
With reference to the accompanying drawing and the preferred embodiment specific embodiment that the present invention will be described in detail.As Figure 1-Figure 5, one
Kind is suitable for the steel reinforcement cage construction technology of different supporting courses, comprising the following steps:
Step 1: drilling out wellhole 3 to underground using dedicated reaming tool 1, expansion is outputed on different supporting courses 4 in wellhole
Hole 5；
Step 2: being put into special reinforcing steel cage 2 into wellhole, special reinforcing steel cage is unfolded in reaming；
Step 3: injecting concrete into special reinforcing steel cage.
In the dedicated reaming tool 1 of step one kind, including drilling rod 11, first connecting rod 12, second connecting rod 13, third connecting rod
14, fourth link 15 and the first traction rope 16, the front end of the drilling rod have drill bit 17, and the front of the drilling rod is equipped with one
Diameter is less than the fixing sleeve 18 and movable sleeve 19 of bit diameter, and the fixing sleeve is located at the top of the movable sleeve, the fixation
Set is fixed on the drilling rod, and the movable sleeve and the drilling rod slide up and down cooperation, respectively with the around the movable sleeve
One end of one connecting rod and second connecting rod is hinged, and one end of the other end and the third connecting rod of the first connecting rod is hinged, described
The other end of second connecting rod and one end of the fourth link are hinged, the other end of the third connecting rod and fourth link respectively with
The fixing sleeve is hinged, and one end of first traction rope is connect with the movable sleeve, and the other end goes out outside well deeply.In the present apparatus,
Four connecting rod positions are multiple, are arranged in ring week around fixed box set movable sleeve, connecting rod is more, and reaming ability is stronger, and the present apparatus is all
It is to use existing drilling machine and drilling rod, it is at low cost, it is only necessary to one present apparatus to be installed in the top of drill bit, the present apparatus is not working
When be to merge around drilling rod, due to being relatively large in diameter so normal drill will not influence the present apparatus, when going into the well for drill bit
Drill bit first drills out a long hole, when getting into supporting course, drives traction rope that traction rope is made to drive movable sleeve to moving up by equipment
It is dynamic, using the principle of double leval jib, so that four connecting rods open, cutting is carried out to supporting course using four connecting rods and reaches expanding mesh
, it can be expanding to the progress of different supporting courses by the present apparatus, to improve the bearing capacity of concrete-pile.
Movable sleeve rotates during four link rotatables in order to prevent, and the surface of the drilling rod is equipped with guide rail 10,
Guide groove on the inside of the guide rail and the movable sleeve cooperates.It can prevent movable sleeve from rotating along drilling rod in this way.
The steel reinforcement cage 2 described in step 2 includes the steel reinforcement cage main body being made of multiple collar tie beams 21 and column beam 22, described
The lower part of steel reinforcement cage main body is equipped with the expanding mechanism 23 in bottom, and the expanding mechanism in bottom is by the first loose collar 231, more root bottom parts the
One reinforcing bar 232, the second reinforcing bar of more root bottom parts 233 are constituted, and the top of more first reinforcing bars of root bottom part is arranged in around collar tie beam
And, the upper end of more root bottom part second reinforcing bars and institute hinged (column beam is as main load bearing beam) by turning joint and column beam
It is hinged by turning joint to state the lower parts of more the first reinforcing bars of root bottom part, the lower end of more second reinforcing bars of root bottom part respectively with it is described
First loose collar is hinged by turning joint.
According to construction and the needs of geology characteristic, the steel reinforcement cage main body is equipped with one or more expanding mechanisms in middle part
24, the expanding mechanism 24 in middle part includes the second loose collar 241, more the first reinforcing bars 242 of middle part, more the second reinforcing bars of middle part
243 and second traction rope 244, the top of the first reinforcing bar of the more middle parts be arranged in around collar tie beam and pass through turning joint
Hinged with column beam, the upper end of the second reinforcing bar of the more middle parts and the lower part of more first reinforcing bars of root bottom part pass through turning joint
Hingedly, the lower end of second reinforcing bar of more root bottom parts is hinged by turning joint with second loose collar respectively, and described second
The diameter that the diameter of loose collar is less than the collar tie beam is placed in the steel reinforcement cage main body, and second traction rope is at least one
Root, one end of the second traction rope are fixed on the second loose collar of institute, and the other end stretches out outside well.It can be adapted for by this steel reinforcement cage
Different supporting courses, so that concrete-pile is more firm.The expanding mechanism in middle part is between upper and lower two collar tie beams.That is
The position of the expanding mechanism in middle part is not no collar tie beam, prevents the expanding mechanism in middle part collar tie beam when opening from blocking.
The first traction rope and the second traction rope in the present invention can use compressor wire, chinlon material, supra polymer
One or more of 12 strand of weight northylen mixing, as long as the rope for having stronger stretching resistance is ok.
In the present invention, in order to make to be joined together to form an entirety between the first adjacent reinforcing bar, at adjacent bottom
It is connected between the first reinforcing bar of portion or adjacent the second reinforcing bar of bottom by wirerope 25.Adjacent middle part the first reinforcing bar or adjacent
It is connected between the second reinforcing bar of middle part by wirerope.Wirerope can be fixed on on a reinforcing bar or being fixed on the second reinforcing bar
On can also fix link position between.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (4)
1. a kind of steel reinforcement cage construction technology suitable for different supporting courses, it is characterised in that: the following steps are included:
Step 1: drilling out wellhole to underground using dedicated reaming tool, reaming is outputed on different supporting courses in wellhole；
Step 2: being put into special reinforcing steel cage into wellhole, special reinforcing steel cage is unfolded in reaming；
Step 3: injecting concrete into special reinforcing steel cage;
The dedicated reaming tool includes drilling rod, first connecting rod, second connecting rod, third connecting rod, fourth link and the first traction
Rope, the front end of the drilling rod have drill bit, and the front of the drilling rod is equipped with fixing sleeve and the work that a diameter is less than bit diameter
Dynamic set, the fixing sleeve are located at the top of the movable sleeve, and the fixing sleeve is fixed on the drilling rod, the movable sleeve and institute
It states drilling rod and slides up and down cooperation, it is hinged with one end of first connecting rod and second connecting rod respectively around the movable sleeve, described
The other end of one connecting rod and one end of the third connecting rod are hinged, and the one of the other end of the second connecting rod and the fourth link
End is hinged, and the other end of the third connecting rod and fourth link is hinged with the fixing sleeve respectively, and the one of first traction rope
End is connect with the movable sleeve, and the other end goes out outside well deeply;
The surface of the drilling rod is equipped with guide rail, and the guide groove on the inside of the guide rail and the movable sleeve cooperates;
The special reinforcing steel cage includes the steel reinforcement cage main body being made of multiple circle beam and column beams, in the lower part of the steel reinforcement cage main body
Equipped with the expanding mechanism in bottom, the expanding mechanism in bottom is by the first loose collar, the first reinforcing bar of more root bottom parts, the second steel of more root bottom parts
Muscle is constituted, and the top of more first reinforcing bars of root bottom part is arranged in around collar tie beam and, institute hinged by turning joint and column beam
The upper end for stating more the second reinforcing bars of root bottom part and the lower part of more first reinforcing bars of root bottom part are hinged by turning joint, and described more
The lower end of the second reinforcing bar of bottom is hinged by turning joint with first loose collar respectively;
The steel reinforcement cage main body is equipped with one or more expanding mechanisms in middle part, and the expanding mechanism in middle part includes the second activity
Ring, more the first reinforcing bars of middle part, more the second reinforcing bars of middle part and the second traction rope, the top of the first reinforcing bar of the more middle parts
Be arranged in around collar tie beam and by turning joint and column beam it is hinged, it is described more middle part the second reinforcing bar upper end and described more
The lower part of the first reinforcing bar of bottom is hinged by turning joint, and the lower end of more second reinforcing bars of root bottom part is living with described second respectively
Rotating ring is hinged by turning joint, and the diameter that the diameter of second loose collar is less than the collar tie beam is placed in the steel reinforcement cage master
In vivo, second traction rope is at least one, and one end of the second traction rope is fixed on the second loose collar of institute, and the other end stretches out
Outside well.
2. the steel reinforcement cage construction technology according to claim 1 suitable for different supporting courses, it is characterised in that: the middle part
Expanding mechanism is between upper and lower two collar tie beams.
3. the steel reinforcement cage construction technology according to claim 1 suitable for different supporting courses, it is characterised in that: adjacent bottom
It is connected between the first reinforcing bar of portion or adjacent the second reinforcing bar of bottom by wirerope.
4. the steel reinforcement cage construction technology according to claim 1 suitable for different supporting courses, it is characterised in that: in adjacent
It is connected between the first reinforcing bar of portion or adjacent the second reinforcing bar of middle part by wirerope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710462683.6A CN107227735B (en) | 2017-06-19 | 2017-06-19 | Steel reinforcement cage construction technology suitable for different supporting courses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710462683.6A CN107227735B (en) | 2017-06-19 | 2017-06-19 | Steel reinforcement cage construction technology suitable for different supporting courses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107227735A CN107227735A (en) | 2017-10-03 |
| CN107227735B true CN107227735B (en) | 2019-07-16 |
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| CN201710462683.6A Active CN107227735B (en) | 2017-06-19 | 2017-06-19 | Steel reinforcement cage construction technology suitable for different supporting courses |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114482028B (en) * | 2022-03-18 | 2023-09-08 | 中建三局集团有限公司 | Reverse circulation construction device and construction method for miniature cast-in-place pile |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101027963B1 (en) * | 2010-12-29 | 2011-04-13 | (주)삼일이엔씨 | Construction method for concreting enlarged drill hole for piles and tention members |
| CN203834465U (en) * | 2014-05-24 | 2014-09-17 | 陕西省建筑基础工程公司 | Pile hole construction device for cast-in-place concrete pile expanded in base by use of power-driven luoyang shovel hole-forming machine |
| CN205857167U (en) * | 2016-07-01 | 2017-01-04 | 绍兴文理学院 | A kind of boring extruding reinforcement support disk pile |
| CN205954615U (en) * | 2016-08-12 | 2017-02-15 | 中国地质大学（武汉） | Extension formula double -layer steel muscle cage |
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Effective date of registration: 20220311 Address after: 300000 6-902, No.60, 1st Street, Binhai New Area Development Zone, Tianjin Patentee after: TIANJIN JIANYAN ROCK AND SOIL ENGINEERING Co.,Ltd. Address before: 300000 Tianjin Jinnan District Jinnan Economic Development Zone (West District) Hongkong block 3, block B 206-4. Patentee before: TIANJIN DIVINE WING AIRCRAFT TECHNOLOGY CO.,LTD. |