CN109083132A - A kind of Composite Bolt stake and its construction technology - Google Patents

A kind of Composite Bolt stake and its construction technology Download PDF

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Publication number
CN109083132A
CN109083132A CN201810822247.XA CN201810822247A CN109083132A CN 109083132 A CN109083132 A CN 109083132A CN 201810822247 A CN201810822247 A CN 201810822247A CN 109083132 A CN109083132 A CN 109083132A
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CN
China
Prior art keywords
stake
composite bolt
main
steel reinforcement
reinforcement cage
Prior art date
Application number
CN201810822247.XA
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Chinese (zh)
Inventor
张连军
张伟琪
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北京隧盾市政建设有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 北京隧盾市政建设有限公司 filed Critical 北京隧盾市政建设有限公司
Priority to CN201810822247.XA priority Critical patent/CN109083132A/en
Publication of CN109083132A publication Critical patent/CN109083132A/en

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/22Piles
    • E02D5/34Concrete or concrete-like piles cast in position ; Apparatus for making same
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D5/00Bulkheads, piles, or other structural elements specially adapted to foundation engineering
    • E02D5/74Means for anchoring structural elements or bulkheads

Abstract

The invention discloses a kind of Composite Bolt stake and its construction technologies, it is related to foundation construction field, its key points of the technical solution are that including the steel reinforcement cage being arranged in stake holes, the injecting cement paste being filled in around steel reinforcement cage and the Grouting Pipe being fixed together with steel reinforcement cage;Steel reinforcement cage includes at least three main reinforcements for being circumferentially equally spaced and being parallel to each other, be fixedly connected with all main reinforcements it is multiple be equally spaced between main reinforcement for the positioning ring of positioning is supported to main reinforcement and be fixedly connected on positioning ring with the vertically arranged multiple locating rods of main reinforcement, in the horizontal plane that the same positioning ring and locating rod are formed, the edge in the face that one end of the remotely located ring of locating rod is formed beyond more main reinforcements.The present invention is solved when steel reinforcement cage to be placed in stake holes, and the problem of certain inclination may occur in stake holes in steel reinforcement cage, so that steel reinforcement cage is not susceptible to deviation in stake holes.

Description

A kind of Composite Bolt stake and its construction technology
Technical field
The present invention relates to foundation construction field, in particular to a kind of Composite Bolt stake and its construction technology.
Background technique
In order to reduce influence of the earth excavation to ambient enviroment, currently, reinforced column is widely used in foundation pit work In journey and Tunnel Engineering.
Existing concrete-pile is divided into prefabricated pile and bored concrete pile.Wherein, there is bored concrete pile without friction, nothing when construction to squeeze Soil, noise is small, is suitable for the advantages that City Building dense region uses, and relatively broad application is obtained in construction.
As shown in Figure 1, existing bored concrete pile is generally dug in advance in construction is used on the stake holes 1 for placing steel reinforcement cage 2, then Steel reinforcement cage 2 is placed in stake holes 1, finally the concrete perfusion in stake holes 1, completes the installation of bored concrete pile.Steel reinforcement cage 2 mainly wraps It includes the more main reinforcements 21 arranged perpendicular to the ground and is set in main reinforcement 21 for fixing the set muscle 22 of 21 position of main reinforcement.
There is a deficiency, exactly when steel reinforcement cage 2 to be placed in stake holes 1, reinforcing bar when in use in above-mentioned bored concrete pile Certain inclination may occur in stake holes 1 in cage 2, for example, the diameter of steel reinforcement cage 2 is slightly less than the aperture of stake holes 1, so that reinforcing bar Cage 2 can not be close to hole wall, and in concrete perfusion concrete to steel reinforcement cage 2 there are a promotion, allow steel reinforcement cage 2 in stake Run-off the straight in hole 1 is poured out the opposite decrease of bending strength of the concrete-pile come after the inclination of steel reinforcement cage 2.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of Composite Bolt stake and its work of constructing Skill, by installing the locating rod for being supported positioning to the steel reinforcement cage being put into stake holes on steel reinforcement cage, so that steel reinforcement cage Deviation is not susceptible in stake holes.
Above-mentioned purpose of the invention has the technical scheme that
A kind of Composite Bolt stake, including the steel reinforcement cage being arranged in stake holes, the injecting cement paste being filled in around steel reinforcement cage and and steel The Grouting Pipe that muscle cage is fixed together;
Steel reinforcement cage includes at least three main reinforcements for being circumferentially equally spaced and being parallel to each other, and is fixedly connected with all main reinforcements more A be equally spaced is used to be supported the positioning ring of positioning to main reinforcement and be fixedly connected on positioning ring between main reinforcement With the vertically arranged multiple locating rods of main reinforcement, in the horizontal plane that the same positioning ring and locating rod are formed, locating rod is separate The edge in the face that one end of positioning ring is formed beyond more main reinforcements.
By using above-mentioned technical proposal, after being drilled stake holes arrangement, completes personnel on site and make steel reinforcement cage, first will More locating rods weld together with positioning ring, are allowed at locating rod and positioning ring in welding in the same plane;Staff It is welded in main reinforcement in the positioning ring and locating rod being installed together, allows positioning ring to carry out positioning support to main reinforcement, will position When ring and main reinforcement are installed together, the edge in the face that one end of the remotely located ring of locating rod is formed beyond more main reinforcements, and will The length of locating rod is selected as matching with the stake holes being drilled.After fabrication of reinforcing cage is good, steel reinforcement cage is put into stake by staff Kong Zhong, under the action of locating rod, the locating rod being put on the steel reinforcement cage in stake holes is contacted with hole wall, is supported to steel reinforcement cage Limit, preventing steel reinforcement cage, there is a situation where deviations in stake holes, so that the bending strength for the stake produced after concrete perfusion is more It is good.
The present invention is further arranged to: in the horizontal plane that the same positioning ring and locating rod are formed, between adjacent main reinforcement It is provided with a locating rod.
By using above-mentioned technical proposal, in the horizontal plane that the same positioning ring and locating rod are formed, main reinforcement and positioning Stress between bar is more uniform, to improve the anti-bending strength of stake.
The present invention is further arranged to: in the horizontal plane that the same positioning ring and locating rod are formed, multiple locating rods with It is circumferentially to be equally spaced between multiple main reinforcements.
By using above-mentioned technical proposal, further such that locating rod and main reinforcement stress are more uniform.
The present invention is further arranged to: the distance between adjacent positioned ring is set as 50cm.
By using above-mentioned technical proposal, under the premise of guaranteeing that stake there are enough bending strengths, allow locating rod to reinforcing bar The locating effect of cage is more preferable.
The present invention is further arranged to: the positioning ring is shaped to annulus or polygon ring.
By using above-mentioned technical proposal, staff can produce the shape of positioning ring according to the actual needs, make The use for obtaining positioning ring is more flexible, more preferable for the effect of the fixed support of main reinforcement.
The present invention is further arranged to: one end of main reinforcement is provided with the bending part being supported to steel reinforcement cage.
By using above-mentioned technical proposal, it is arranged after bending part in main reinforcement, steel reinforcement cage is after being put into hole, with hole The contact area at bottom increases so that steel reinforcement cage placed in hole it is stronger.
A kind of construction technology of Composite Bolt stake, comprising the following steps:
A, preparation of construction: finishing operations face, surveying setting-out, positioning;
B, it drills: being drilled using drilling machine, when drilling will bore a jump hole and bore again;
C, Composite Bolt production, connection: field fabrication locator, by the steel reinforcement cage main reinforcement prepared from the positioning on two pieces of locators Hole passes through, and guarantees every main reinforcement in same level;Positioning ring, locating rod are fixedly connected in main reinforcement;By what is made Composite Bolt is firm to be placed on smooth ground, prevents from deforming;
D, it installs: being hung using Simple support frame, hand fit is in place;Every section slowly fallen into after slinging in stake holes it is in place, by The automatic absolute altitude machine verticality for guaranteeing support system is correct, is connected firmly with connector;Torsion, bending, peace should be prevented by falling aerolite It is directed at hole location when dress, hangs and directly helps surely, slowly transfer, avoid collision hole wall, fixed immediately after in place;
E, slip casting: after Composite Bolt is in place, concrete grout is injected in stake holes via Grouting Pipe and forms injecting cement paste;To concrete grout After solidification, the production of stake is completed;
The present invention is further arranged to: in completing the technique after step A to B, it is also necessary to carry out following operation:
F, borehole cleaning: using drilling rod borehole cleaning, drill bit lift-off bottom hole 10cm, the body refuse of bottom hole is extracted out using gravel pump, is being injected The mud of composite index calculates pump discharge, changes except mud whole in hole then play cage, conduit until mud is qualified;
G, Composite Bolt production, connection: field fabrication locator, by the steel reinforcement cage main reinforcement prepared from the positioning on two pieces of locators Hole passes through, and guarantees every main reinforcement in same level;Positioning ring, locating rod are fixedly connected in main reinforcement;By what is made Composite Bolt is firm to be placed on smooth ground, prevents from deforming;
H, it installs: being hung using Simple support frame, hand fit is in place;Every section slowly fallen into after slinging in stake holes it is in place, by The automatic absolute altitude machine verticality for guaranteeing support system is correct, is connected firmly with connector;Torsion, bending, peace should be prevented by falling aerolite It is directed at hole location when dress, hangs and directly helps surely, slowly transfer, avoid collision hole wall, fixed immediately after in place;
I, slip casting: after Composite Bolt is in place, concrete grout is injected in stake holes via Grouting Pipe and forms injecting cement paste;To concrete grout After solidification, the production of stake is completed.
By using above-mentioned technical proposal, borehole cleaning processing is carried out to the stake holes drilled out, so that steel reinforcement cage is put into after stake holes The blocking of original body refuse in stake holes is not will receive.
In conclusion the invention has the following advantages:
1, by setting locating rod and positioning ring, prevent steel reinforcement cage from deflecting in counterbore;
2, by the way that positioning ring to be equally spaced in main reinforcement, so that pile body has higher bending strength;
3, it is circumferentially equally spaced by the way that locating rod and main reinforcement to be placed along, so that pile body stress is more uniform.
Detailed description of the invention
Fig. 1 is that steel reinforcement cage is placed on the schematic diagram in stake holes in the prior art;
Fig. 2 is the building body that multiple Composite Bolt stakes poured out are formed in embodiment 1;
Fig. 3 is that steel reinforcement cage is placed on the schematic diagram in stake holes and after casting concrete in embodiment 1;
Fig. 4 is structure chart of the steel reinforcement cage in stake holes in embodiment 1;
Fig. 5 is the schematic diagram of steel reinforcement cage in embodiment 1;
Fig. 6 is the schematic diagram of the locator used when making steel reinforcement cage in embodiment 1.
In figure, 1, stake holes;2, steel reinforcement cage;21, main reinforcement;22, muscle is covered;23, positioning ring;24, locating rod;25, bending part;3, Injecting cement paste;4, Grouting Pipe;5, locator;6, location hole.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment 1: a kind of Composite Bolt stake, as shown in Figure 2 and Figure 3, including be arranged in stake holes 1 steel reinforcement cage 2, slip casting Body 3 and the Grouting Pipe 4 being fixed together with steel reinforcement cage 2, referring to Fig. 4, injecting cement paste 3 is filled in around steel reinforcement cage 2.
Reference figure, 5, steel reinforcement cage 2 includes at least three main reinforcements 21 for being circumferentially equally spaced and being parallel to each other, main reinforcement 21 Between be welded with it is multiple be equally spaced and for the positioning rings 23 that are positioned to main reinforcement 21, the shape of positioning ring 23 can root Need to be fabricated to annulus or polygon ring according to actual, so that the position of main reinforcement 21 obtains fixed support.
As shown in figure 5, be welded on positioning ring 23 with the vertically arranged multiple locating rods 24 of main reinforcement 21, in adjacent main reinforcement A locating rod 24 is provided between 21, in order to enable the stress of stake is more uniform, in the same plane, multiple locating rods 24 with It is circumferentially to be equally spaced between multiple main reinforcements 21.
Wherein, referring to Fig. 5, the length of locating rod 24 exceeds the edge of multiple 21 Formation cross-sections of main reinforcement, so that by reinforcing bar When cage 2 is placed in stake holes 1, locating rod 24 is contacted with the hole wall of stake holes 1, whole to steel reinforcement cage 2 to position, and prevents steel There is the case where deviation in stake holes 1 in muscle cage 2.
The distance between adjacent positioned ring 23 is set as 50cm, under the premise of guaranteeing that stake has enough bending strengths, allows Locating rod 24 is more preferable to the locating effect of steel reinforcement cage 2.
As shown in figure 5, the bending part 25 being supported to steel reinforcement cage 2 is provided in one end of main reinforcement 21, in main reinforcement 21 It is arranged after bending part 25, steel reinforcement cage 2 increases, so that steel reinforcement cage 2 exists after being put into stake holes 1 with the contact area of bottom hole That places in stake holes 1 is stronger.
In conjunction with Fig. 6, steel reinforcement cage 2 used in bored concrete pile is typically made on-site, in order to guarantee every Main reinforcement 21 is on the same horizontal plane, generally makes two pieces of locators 5 positioned to main reinforcement 21 on-site, fixed It is provided with the location hole 6 matched with 21 position of main reinforcement on the device 5 of position, when carrying out the production of steel reinforcement cage 2, main reinforcement 21 is worn It is located in the location hole 6 of locator 5, guarantees every main reinforcement 21 in same level, then in the positioning ring 23 that will have been manufactured It is fixedly connected between more main reinforcements 21, then locating rod 24 is installed, to complete the manufacture of steel reinforcement cage 2.The steel manufactured Muscle cage 2 is firm to be placed on smooth ground, prevents from deforming.
The construction technology of Composite Bolt stake, comprising the following steps:
A, preparation of construction:
1. finishing operations face: equipment first smooth construction area place before marching into the arena.
2. surveying setting-out: carrying out the surveying and locating of axis markers and stake position that stake is according to design requirement, and checked It applies for checking and examination, fills in review record, after the axis of review confirmation stake position is correct, construct by stake position.
3. positioning: due to vertically ramming into, it is necessary to assure the accurate positioning of every anchor pile, and utilizing special positioning work Tool positioning.
B, it drills:
Drilling uses South Korea's import SH8000 all-hydraulic drill pore-forming, which operates with automatic hydraulic, and operation torque is big, There is impact function, various stratum can be overcome, pore-forming efficiency is high, and positioning is quick, accurately.
Using 150 drill bit of φ, run of steel is 1.6 meters.A jump hole is bored when drilling to bore again.
C, Composite Bolt production, connection:
1. to improve precision when connection, two pieces of 1.5mm thick steel plate locators 5 of live processing and fabricating, the steel reinforcement cage 2 that will be prepared Main reinforcement 21 is passed through from the location hole 6 of two pieces of locators 5, guarantees every main reinforcement 21 in same level.
2. the positioning ring 23 that production internal diameter is 120mm on steel ring production platform, positioning ring 23 have the reinforcing bar of φ 12 to enclose At in the longitudinal every 0.5 meter of setting ring of steel reinforcement cage 2, and positioning ring 23 and main reinforcement 21 being welded together, in the installation of positioning ring 23 After, locating rod 24 is vertically welded on positioning ring 23 with main reinforcement 21, a locating rod is welded between adjacent main reinforcement 21 24, it is circumferentially equally spaced in same level between multiple locating rods 24 and multiple main reinforcements 21.
It is placed on smooth ground 3. the Composite Bolt made is consolidated, prevents from deforming.
D, it installs:
It is hung using Simple support frame, hand fit is in place.Every section is slowly fallen into stake holes 1 in place after slinging, and is protected by automatic The absolute altitude machine verticality for demonstrate,proving support system is correct, is connected firmly with connector.Torsion, bending should be prevented by falling aerolite, when installation pair Quasi- hole location is hung and is directly helped surely, slowly transfer, avoid collision hole wall, fixes immediately after in place.
E, slip casting:
After Composite Bolt is in place, concrete grout is injected via Grouting Pipe 4 and forms injecting cement paste 3 in stake holes 1.It is solidified to concrete grout Afterwards, the production of stake is completed.
Embodiment 2: a kind of Composite Bolt pile constructing process, the present embodiment the difference from embodiment 1 is that, Composite Bolt stake Construction technology, comprising the following steps:
A, preparation of construction:
1. finishing operations face: equipment first smooth construction area place before marching into the arena.
2. surveying setting-out: carrying out the surveying and locating of axis markers and stake position that stake is according to design requirement, and checked It applies for checking and examination, fills in review record, after the axis of review confirmation stake position is correct, construct by stake position.
3. positioning: due to vertically ramming into, it is necessary to assure the accurate positioning of every anchor pile, and utilizing special positioning work Tool positioning.
B, it drills:
Drilling uses South Korea's import SH8000 all-hydraulic drill pore-forming, which operates with automatic hydraulic, and operation torque is big, There is impact function, various stratum can be overcome, pore-forming efficiency is high, and positioning is quick, accurately.
Using 150 drill bit of φ, run of steel is 1.6 meters.A jump hole is bored when drilling to bore again.
C, borehole cleaning:
Using drilling rod borehole cleaning, drill bit lift-off bottom hole 10cm, the body refuse of bottom hole is extracted out using gravel pump, in injection composite index Mud, calculate pump discharge, change except mud whole in hole, until mud qualification, then play cage, conduit etc..
D, Composite Bolt production, connection:
1. to improve precision when connection, two pieces of 1.5mm thick steel plate locators 5 of live processing and fabricating, the steel reinforcement cage 2 that will be prepared Main reinforcement 21 is passed through from the location hole 6 of two pieces of locators 5, guarantees every main reinforcement 21 in same level.
2. the positioning ring 23 that production internal diameter is 120mm on steel ring production platform, positioning ring 23 have the reinforcing bar of φ 12 to enclose At in the longitudinal every 0.5 meter of setting ring of steel reinforcement cage 2, and positioning ring 23 and main reinforcement 21 being welded together, in the installation of positioning ring 23 After, locating rod 24 is vertically welded on positioning ring 23 with main reinforcement 21, a locating rod is welded between adjacent main reinforcement 21 24, it is circumferentially equally spaced in same level between multiple locating rods 24 and multiple main reinforcements 21.
It is placed on smooth ground 3. the Composite Bolt made is consolidated, prevents from deforming.
E, it installs:
It is hung using Simple support frame, hand fit is in place.Every section is slowly fallen into stake holes 1 in place after slinging, and is protected by automatic The absolute altitude machine verticality for demonstrate,proving support system is correct, is connected firmly with connector.Torsion, bending should be prevented by falling aerolite, when installation pair Quasi- hole location is hung and is directly helped surely, slowly transfer, avoid collision hole wall, fixes immediately after in place.
F, slip casting:
After Composite Bolt is in place, concrete grout is injected via Grouting Pipe 4 and forms injecting cement paste 3 in stake holes 1.It is solidified to concrete grout Afterwards, the production of stake is completed.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this All by the protection of Patent Law in the scope of the claims of invention.

Claims (8)

1. a kind of Composite Bolt stake, it is characterised in that: including steel reinforcement cage (2) in stake holes (1) is arranged, is filled in steel reinforcement cage (2) injecting cement paste (3) of surrounding and the Grouting Pipe (4) being fixed together with steel reinforcement cage (2);
Steel reinforcement cage (2) includes at least three main reinforcements (21) for being circumferentially equally spaced and being parallel to each other, with all main reinforcements (21) The multiple positioning rings for being used to be supported main reinforcement (21) positioning being equally spaced between main reinforcement (21) being fixedly connected (23) and be fixedly connected on positioning ring (23) with the vertically arranged multiple locating rods (24) of main reinforcement (21), same fixed In the horizontal plane that position ring (23) and locating rod (24) is formed, one end of locating rod (24) remotely located ring (23) exceeds more main reinforcements (21) edge in the face formed.
2. a kind of Composite Bolt stake according to claim 1, it is characterised in that: in the same positioning ring (23) and locating rod (24) in the horizontal plane formed, a locating rod (24) is provided between adjacent main reinforcement (21).
3. a kind of Composite Bolt stake according to claim 1, it is characterised in that: in the same positioning ring (23) and locating rod (24) it in the horizontal plane formed, is circumferentially equally spaced between multiple locating rods (24) and multiple main reinforcements (21).
4. a kind of Composite Bolt stake according to claim 1, it is characterised in that: the distance between adjacent positioned ring (23) is set It is set to 50cm.
5. a kind of Composite Bolt stake according to claim 1, it is characterised in that: the positioning ring (23) is shaped to Annulus or polygon ring.
6. a kind of Composite Bolt stake according to claim 1, it is characterised in that: one end of main reinforcement (21) is provided with to reinforcing bar The bending part (25) that cage (2) is supported.
7. the construction technology of Composite Bolt stake as claimed in any one of claims 1 to 6, it is characterised in that: the following steps are included:
A, preparation of construction: finishing operations face, surveying setting-out, positioning;
B, it drills: being drilled using drilling machine, when drilling will bore a jump hole and bore again;
C, Composite Bolt production, connection: field fabrication locator (5) positions the steel reinforcement cage prepared (2) main reinforcement (21) from two pieces Location hole (6) on device (5) passes through, and guarantees every main reinforcement (21) in same level;By positioning ring (23), locating rod (24) It is fixedly connected on main reinforcement (21);The Composite Bolt made is consolidated and is placed on smooth ground, prevents from deforming;
D, it installs: being hung using Simple support frame, hand fit is in place;Every section is slowly fallen into stake holes (1) in place after slinging, and is borrowed It helps the automatic absolute altitude machine verticality for guaranteeing support system correct, is connected firmly with connector;Torsion, bending should be prevented by falling aerolite, It is directed at hole location when installation, hangs and directly helps surely, slowly transfer, avoid collision hole wall, fixed immediately after in place;
E, slip casting: after Composite Bolt is in place, by concrete grout via formation injecting cement paste (3) in Grouting Pipe (4) injection stake holes (1); After concrete grout solidification, the production of stake is completed.
8. a kind of construction technology of Composite Bolt stake according to claim 7, it is characterised in that: complete claim 7 In the technique after step A to B, it is also necessary to carry out following operation:
F, borehole cleaning: using drilling rod borehole cleaning, drill bit lift-off bottom hole 10cm, the body refuse of bottom hole is extracted out using gravel pump, is being injected The mud of composite index calculates pump discharge, changes except mud whole in hole then play cage, conduit until mud is qualified;
G, Composite Bolt production, connection: field fabrication locator (5) positions the steel reinforcement cage prepared (2) main reinforcement (21) from two pieces Location hole (6) on device (5) passes through, and guarantees every main reinforcement (21) in same level;By positioning ring (23), locating rod (24) It is fixedly connected on main reinforcement (21);The Composite Bolt made is consolidated and is placed on smooth ground, prevents from deforming;
H, it installs: being hung using Simple support frame, hand fit is in place;Every section is slowly fallen into stake holes (1) in place after slinging, and is borrowed It helps the automatic absolute altitude machine verticality for guaranteeing support system correct, is connected firmly with connector;Torsion, bending should be prevented by falling aerolite, It is directed at hole location when installation, hangs and directly helps surely, slowly transfer, avoid collision hole wall, fixed immediately after in place;
I, slip casting: after Composite Bolt is in place, by concrete grout via formation injecting cement paste (3) in Grouting Pipe (4) injection stake holes (1); After concrete grout solidification, the production of stake is completed.
CN201810822247.XA 2018-07-24 2018-07-24 A kind of Composite Bolt stake and its construction technology CN109083132A (en)

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Application Number Priority Date Filing Date Title
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10184003A (en) * 1996-12-27 1998-07-14 Chugoku Kako Kk Material for filling pile head
CN102747726A (en) * 2012-07-02 2012-10-24 高行友 Construction method for dry pore-forming of steel tube concrete pile in extra deep foundation pit
CN202640334U (en) * 2012-05-11 2013-01-02 天津戴卡轮毂制造有限公司 Retainer placement frame
CN104895055A (en) * 2015-05-26 2015-09-09 江苏省建筑科学研究院有限公司 Building grouting pile foundation construction method
CN107386274A (en) * 2017-08-14 2017-11-24 中铁第勘察设计院集团有限公司 Wear the compound isolation pile and its reinforced construction method of bridge pier in tunnel side
CN107989274A (en) * 2017-12-20 2018-05-04 佛山科学技术学院 A kind of steel bar positioning plate for building vertical column construction
CN207553318U (en) * 2017-08-31 2018-06-29 陕西建工第一建设集团有限公司 A kind of anti-displacement constructing structure of wall column reinforcing bar

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10184003A (en) * 1996-12-27 1998-07-14 Chugoku Kako Kk Material for filling pile head
CN202640334U (en) * 2012-05-11 2013-01-02 天津戴卡轮毂制造有限公司 Retainer placement frame
CN102747726A (en) * 2012-07-02 2012-10-24 高行友 Construction method for dry pore-forming of steel tube concrete pile in extra deep foundation pit
CN104895055A (en) * 2015-05-26 2015-09-09 江苏省建筑科学研究院有限公司 Building grouting pile foundation construction method
CN107386274A (en) * 2017-08-14 2017-11-24 中铁第勘察设计院集团有限公司 Wear the compound isolation pile and its reinforced construction method of bridge pier in tunnel side
CN207553318U (en) * 2017-08-31 2018-06-29 陕西建工第一建设集团有限公司 A kind of anti-displacement constructing structure of wall column reinforcing bar
CN107989274A (en) * 2017-12-20 2018-05-04 佛山科学技术学院 A kind of steel bar positioning plate for building vertical column construction

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