CN108005060A - Filling pile head reinforcing bar protective device and its construction method - Google Patents
Filling pile head reinforcing bar protective device and its construction method Download PDFInfo
- Publication number
- CN108005060A CN108005060A CN201711217537.3A CN201711217537A CN108005060A CN 108005060 A CN108005060 A CN 108005060A CN 201711217537 A CN201711217537 A CN 201711217537A CN 108005060 A CN108005060 A CN 108005060A
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- casing
- reinforcing bar
- positioning
- pile
- pile crown
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Classifications
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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
-
- 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
- E02D5/223—Details of top sections of foundation piles
-
- 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
- E02D5/226—Protecting piles
-
- 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
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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)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
Filling pile head reinforcing bar protective device and its construction method of the present invention, are related to technical field of building construction, and pile crown reinforcing bar protective device includes casing, casing back cover lid, casing positioning card, casing capping cover, and construction method includes the following steps：(1) filling pile cage of reinforcement lifts for the first time：The horizontal hoop of steel reinforcement cage top is passed through using steel pipe, is hung over steel reinforcement cage lift in stake holes by steel pipe；(2) filling pile head reinforcing bar protective device is installed outside every pile crown reinforcing bar；（Three）Second of lifting in place of filling pile cage of reinforcement：Steel reinforcement cage is up sling with crane, the steel pipe lifted and hung under the horizontal hoop of steel reinforcement cage top is taken out, then hangs steel reinforcement cage to designed elevation position；（Four）Cast-in-place pile concrete pours；（Five）Pile crown concrete laitance is cut.Pile crown reinforcing bar can effectively be protected using construction method of the present invention, it is ensured that pile crown reinforcing bar cuts process in pile crown concrete laitance and is not broken or bends damage.
Description
Technical field
The present invention relates to technical field of building construction, more particularly to a kind of filling pile head reinforcing bar protective device and its construction
Method.
Background technology
Because of design requirement, filling pile head reinforcing bar need to be anchored into stake top foundation platform or bottom plate.Under normal conditions, applying
Do not do any safeguard measure during work to filling pile head reinforcing bar, filling pile head reinforcing bar is closely glued by pile crown concrete laitance
Knot parcel, as shown in Figure 1,1- pile crowns concrete laitance in figure, 2- pile crown reinforcing bars, 3- pile body stirrups, 4- steel reinforcement cage tie hoops,
5- pile concretes, D is the thickness of pile crown concrete laitance in Fig. 1.Hand breaking cuts pile crown and mixes again after concrete setting
Pile crown reinforcing bar is manifested after solidifying soil laitance.This prior art has the following disadvantages：（1）Cut in pile crown concrete laitance
During, operating personnel prize laitance block using crowbar, easily make to be fractureed by the pile crown reinforcing bar that laitance tight bond is wrapped up or sternly
Bend again；（2）During the curved pile crown reinforcing bar of artificial straightening, serious bending place can produce fatigue damage, cause pile crown reinforcing bar to occur
Fracture, reduces the stress performance of reinforcing bar；（3）The concrete block bonded on pile crown reinforcing bar is difficult to clean off；（4）The bar planting of pile crown reinforcing bar
Not only increase engineering cost, but also delay construction period with straightening processing.
The content of the invention
The purpose of the present invention is in view of the above-mentioned drawbacks of the prior art, providing a kind of filling pile head reinforcing bar protection dress
Put and its construction method, can effectively protect pile crown reinforcing bar, it is ensured that pile crown reinforcing bar pile crown concrete laitance cut process not by
Damage is fractureed or bends, construction method simple installation is quick, can save engineering cost and shorten the construction period.
The technical solution that uses to achieve the above object of the present invention is：A kind of filling pile head reinforcing bar protective device, it is special
Sign is, including casing, casing back cover lid, casing positioning card, casing capping cover, and casing is the straight tube of two open ends, covers pipe sleeve
Outside pile crown reinforcing bar, casing back cover lid includes being sleeved on the sleeve I on the outside of casing shoe and is connected to the back cover lid of I bottom of sleeve
Plate, back cover cover board middle part is equipped with to be respectively equipped with aperture and is far smaller than main aperture with the matched main aperture of pile crown reinforcing bar, the both sides of main aperture
The mounting hole in aperture, casing positioning card include positioning outer shroud and position inner ring, position and pass through connecting rod between outer shroud and positioning inner ring
Connection, positioning outer shroud are positioned at the inner side of casing, and positioning inner ring is positioned at pile crown reinforcing bar outer surface, and casing is positioned in the positioning of card
Ring is stuck in pile crown reinforcing bar outer surface, and the positioning outer shroud of casing positioning card is stuck in the inner side of casing, and casing capping cover includes being sleeved on
The sleeve II of pipe apical lateral and the cover board that binds for being connected to the top of sleeve II.
The present invention further technical solution be：It is provided between the positioning outer shroud and positioning inner ring of described sleeve pipe positioning card
The interface channel being mutually communicated, interface channel ecto-entad taper into, and interface channel is set with positioning the connection turning point of inner ring
A pair of elastic clamp arm is equipped with, elastic clamp arm is extended to form to positioning inner ring inner side, and elastic clamp arm is arc.
Another technical solution for using to achieve the above object of the present invention is：A kind of filling pile head reinforcing bar protective device
Construction method, this method are the methods that protection pile crown reinforcing bar is carried out using above-mentioned filling pile head reinforcing bar protective device, including such as
Lower step：(1) filling pile cage of reinforcement lifts for the first time：The steel reinforcement cage processed is used into crane lifting, the top of steel reinforcement cage
0.8-1 meters of priming concrete pile hole top surface is higher by, the horizontal hoop of steel reinforcement cage top is passed through using steel pipe, steel reinforcement cage is lifted by steel pipe and is hung
In stake holes；(2) filling pile head reinforcing bar protective device is installed outside every pile crown reinforcing bar；（Three）Filling pile cage of reinforcement second
Secondary lifting in place：Steel reinforcement cage is up sling with crane, takes out the steel pipe lifted and hung under the horizontal hoop of steel reinforcement cage top, then
Steel reinforcement cage is hung to designed elevation position；（Four）Cast-in-place pile concrete pours；（Five）Pile crown concrete laitance is cut.
The present invention further technical solution be：Step (2) installs filling pile head reinforcing bar guarantor outside every pile crown reinforcing bar
Protection unit is in accordance with the following steps：Two mounting holes covered with thin wire through casing back cover, two free end of thin wire is prolonged respectively
Outside the back cover cover board for extending casing back cover lid, pile crown reinforcing bar is against reinforcing bar through the main aperture in the middle part of casing back cover lid, back cover cover board
On the horizontal hoop of cage top, thin wire is bundled on the horizontal hoop of steel reinforcement cage top, in the envelope of casing back cover lid
Bottom plate inner surface spreads one layer of clay, casing positioning card is installed respectively in three positions of upper, middle and lower of pile crown reinforcing bar, processing
Good casing holds plug-in-sleeve back cover lid along casing positioning card is vertical, is bonded at casing and casing back cover lid socket joint using glue,
Sand or wooden chaff are filled up into casing, covers casing capping cover in cannula tip, casing at casing capping cover socket joint with using glue
Water bonds.
The present invention further technical solution be：It is provided between the positioning outer shroud and positioning inner ring of described sleeve pipe positioning card
The interface channel being mutually communicated, interface channel ecto-entad taper into, and interface channel is set with positioning the connection turning point of inner ring
A pair of elastic clamp arm is equipped with, elastic clamp arm is extended to form to positioning inner ring inner side, and elastic clamp arm is arc, installation casing positioning card
When, pile crown reinforcing bar is stuck between positioning inner ring and elastic clamp arm by interface channel slid inward.
Filling pile head reinforcing bar protective device and its construction method of the present invention have the advantages that：
1. compared with bored concrete pile traditional construction technique, filling pile head reinforcing bar protective device of the present invention can avoid digging in pile crown laitance
Pile crown reinforcing bar is fractureed or bent during removing, avoids later stage extra pile crown bar planting or pile crown bar bending fatigue damage, reduces people
Work, waste of material, reduce engineering cost, and avoid delay the duration；
2. construction method of the present invention is easy to operate, easy for installation, quick construction, while ensureing filling pile head steel bar quality,
Accelerate engineering construction progress；
3. the more other way convenient material drawings of construction method of the present invention, portion of material（Block as casing positions）It is repeatable to utilize, cost
Also it is more cheap.
Filling pile head reinforcing bar protective device of the present invention and its construction method are made into one with reference to the accompanying drawings and examples
The explanation of step.
Brief description of the drawings
Fig. 1 is the schematic diagram that prior art filling pile head reinforcing bar is wrapped up by pile crown concrete laitance；
Fig. 2 is the schematic diagram of filling pile head reinforcing bar protective device casing of the present invention；
Fig. 3 is the schematic diagram of filling pile head reinforcing bar protective device casing back cover lid of the present invention；
Fig. 4 is the schematic diagram of filling pile head reinforcing bar protective device casing capping cover of the present invention；
Fig. 5 is the schematic diagram of filling pile head reinforcing bar protective device casing positioning card of the present invention；
Fig. 6 be filling pile head reinforcing bar protective device of the present invention construction method in filling pile cage of reinforcement for the first time lifting signal
Figure；
Fig. 7 be filling pile head reinforcing bar protective device of the present invention construction method in filling pile cage of reinforcement for the first time lifting section
Figure；
Fig. 8 is that thin wire passes through the schematic diagram after two mounting holes of casing back cover lid；
Fig. 9 is the schematic diagram that casing back cover lid is installed on pile crown reinforcing bar；
Figure 10 is the schematic diagram that the thin wire that casing back cover covers is bundled on the horizontal hoop of steel reinforcement cage top；
Figure 11 is the schematic diagram after the back cover cover board inner surface layer overlay clay of casing back cover lid；
Figure 12 is the schematic diagram being stuck in casing positioning on pile crown reinforcing bar；
Figure 13 is that casing is sleeved on card to have casing to position the schematic diagram outside the pile crown reinforcing bar of card；
Figure 14 is that sand is filled in casing shown in Figure 13（Or wooden chaff）Schematic diagram afterwards；
Figure 15 is to cover casing capping cover to fill sand（Or wooden chaff）Casing on schematic diagram；
Figure 16 is that pile crown reinforcing bar all loads onto the schematic diagram after pile crown reinforcing bar protective device；
Figure 17 is to hang filling pile cage of reinforcement to the schematic diagram behind designed elevation position；
Figure 18 is the schematic diagram after casting concrete in filling pile cage of reinforcement；
Figure 19 is after concrete coagulation removes stake holes top steel pile casting（Before abolishing bored concrete pile stake top laitance）Schematic diagram；
Figure 20 is to abolish after bored concrete pile stake top laitance and remove the schematic diagram after filling pile head reinforcing bar protective device；
Drawing reference numeral explanation：1- pile crown concrete laitances, 2- pile crown reinforcing bars, 3- pile body stirrups, 4- steel reinforcement cage tie hoops, 5-
Body concrete, 6- casings, 7- casing back cover lids, 8- mounting holes, 9- back cover cover boards, 10- main apertures, 11- sleeves I, 12- casings bind
Lid, 13- bind cover board, 14- sleeves II, 15- casings positioning card, 16- connecting rods, 17- positioning inner ring, 18- elasticity clamp arm, and 19- is fixed
Position outer shroud, 20- interface channels, 21- steel pipes, 22- hole for grout pile top, 23- thin wires, the horizontal hoop of 24- steel reinforcement cage tops
Muscle, 25- clay, 26- sands（Or wooden chaff）, 27- pile crown reinforcing bar protective devices, 28- steel reinforcement cages, 29- stake holes top steel pile casting, 30-
Mud, 31- stake holes face, 32- pile crowns abolish preceding excavation face.
Embodiment
As shown in Figures 2 to 5, filling pile head reinforcing bar protective device of the present invention, including casing, casing back cover lid, casing
Positioning card, casing capping cover.Casing is the straight tube of two open ends, and casing is sleeved on outside pile crown reinforcing bar.Shell material is PVC pipe,
The length of casing, using cutting machine blanking, accomplishes that notch is straight depending on the length of pile crown reinforcing bar.Casing back cover lid bag
Include the sleeve I being sleeved on the outside of casing shoe and be connected to the back cover cover board of I bottom of sleeve, be equipped with and pile crown steel in the middle part of back cover cover board
The matched main aperture of muscle, the both sides of main aperture are respectively equipped with the mounting hole that aperture is far smaller than main aperture aperture.Casing back cover lid uses
The PVC material finished product lid of market sale is process, and main aperture is opened in back cover cover board center with hand-operated electric drill, main aperture aperture is pile crown
Bar diameter+4mm；Mounting hole is symmetrically bored in main aperture both sides, mounting hole is used for tying and pricks thin iron wire.Casing positioning card includes positioning
Outer shroud and positioning inner ring, position and are connected between outer shroud and positioning inner ring by connecting rod, and positioning outer shroud is positioned at the inner side of casing, fixed
The diameter of position outer shroud is equal to or slightly less than the internal diameter of casing, and positioning inner ring is positioned at pile crown reinforcing bar outer surface, positions the straight of inner ring
Footpath is slightly larger than pile crown reinforcing bar outside diameter, and the positioning inner ring of casing positioning card is stuck in pile crown reinforcing bar outer surface, the positioning of casing positioning card
Outer shroud is stuck in the inner side of casing.Casing positioning card uses the cushion block of concrete bar protective layer of finished product（Plastic material）, certain casing positioning
Card can also be tagger.Casing capping cover includes the envelope for being sleeved on the sleeve II on the outside of cannula tip and being connected to the top of sleeve II
Lamina tecti, casing capping cover use the PVC material finished product lid of market sale.In the present embodiment, outside the positioning of casing positioning card
Ring and positioning inner ring between be provided with the interface channel being mutually communicated, interface channel ecto-entad tapers into, interface channel with
The connection turning point of positioning inner ring is provided with a pair of elastic clamp arm, and elastic clamp arm is extended to form to positioning inner ring inner side, elastic clip
Arm is arc, and the setting of elastic clamp arm enables casing positioning card more effectively to clamp pile crown reinforcing bar.
A kind of construction method of filling pile head reinforcing bar protective device of the present invention, this method is to use above-mentioned filling pile head
The method that reinforcing bar protective device carries out protection pile crown reinforcing bar, includes the following steps：
(1) filling pile cage of reinforcement lifts for the first time：As shown in Figure 6,7, the steel reinforcement cage processed is used into crane lifting, reinforcing bar
The top of cage is higher by 0.8-1 meters of priming concrete pile hole top surface, and the horizontal hoop of steel reinforcement cage top is passed through using steel pipe, by steel pipe by steel
The lift of muscle cage is hung in stake holes；
(2) filling pile head reinforcing bar protective device is installed outside every pile crown reinforcing bar：As shown in figure 8, pass through set with thin wire
Two mounting holes that pipe back cover covers, two free end of thin wire is extended respectively to outside the back cover cover board of casing back cover lid, so as to energy
Banding fixed, as shown in figure 9, pile crown reinforcing bar is against steel reinforcement cage top through the main aperture in the middle part of casing back cover lid, back cover cover board
Horizontal hoop on, thin wire is bundled on the horizontal hoop of steel reinforcement cage top（As shown in Figure 10）, make thin wire firm
Binding is on the horizontal hoop of steel reinforcement cage top, fixed back cover lid, and one is spread in the back cover cover board inner surface of casing back cover lid
Layer clay（As shown in figure 11）, the thickness of clay is 10mm, and clay can prevent concrete pulp-water from therefrom entreating main aperture gap and installation
The gap position in hole enters in protective device, installs casing positioning card respectively in three positions of upper, middle and lower of pile crown reinforcing bar（Such as figure
Shown in 12）, when installation casing positioning blocks, pile crown reinforcing bar is stuck between positioning inner ring and elastic clamp arm by interface channel slid inward.
The casing processed is held plug-in-sleeve back cover lid along casing positioning card is vertical again, casing at casing back cover lid socket joint with using
PVC glue bonds（As shown in figure 13）, sand is filled up into casing（Or xylose）（As shown in figure 14）, naturally it is also possible to filling timber
Chaff or other particulate matters for being not easy to condense, cover casing capping cover, casing at casing capping cover socket joint with adopting in cannula tip
Bonded with PVC glue（As shown in figure 15）, each pile crown reinforcing bar is all then installed into pile crown reinforcing bar protective device（Such as Figure 16
It is shown）.
（Three）Second of lifting in place of filling pile cage of reinforcement：Steel reinforcement cage is up sling with crane, lift is taken out and hangs over steel reinforcement cage
Steel pipe under the horizontal hoop of top, then hangs steel reinforcement cage to designed elevation position（As shown in figure 17）；
（Four）Cast-in-place pile concrete pours：During concreting, tremie occupies steel reinforcement cage center, prevents conduit to be extracted into up and down
When damage pile crown reinforcing bar protective device.Concreting is to being higher by more than protective device top 100mm.Hole for grout pile top steel pile casting
Accomplish vertically to drink spike during dismounting and carry slowly, prevent the damaged in collision protective device, after the completion of concreting as shown in figure 18；
（Five）Pile crown concrete laitance is cut：After pile crown concrete laitance final set, by pile crown periphery earthwork evacuation to designing stake
Top mark is high, as shown in figure 19；Pile crown concrete laitance is cut using air compressor machine, pneumatic pick, pile crown concrete floats cut after the completion of will
Pile crown reinforcing bar protective device is removed, as shown in figure 20；Bit damage pile crown steel is avoided during pile crown concrete laitance is cut
Muscle, casing positioning card are cleaned out rear reusable.
Above example is only presently preferred embodiments of the present invention, and structures and methods of the invention are not limited to above-described embodiment
The form enumerated, any modification made within the spirit and principles of the invention, equivalent substitution etc., should be included in this hair
Within bright protection domain.
Claims (5)
1. a kind of filling pile head reinforcing bar protective device, it is characterised in that including casing（6）, casing back cover lid（7）, casing it is fixed
Position card（15）, casing capping cover（12）, casing（6）It is the straight tube of two open ends, casing（6）It is sleeved on pile crown reinforcing bar（2）Outside, casing
Back cover lid（7）Including the sleeve I being sleeved on the outside of casing shoe（11）And it is connected to sleeve I（11）The back cover cover board of bottom（9）, envelope
Bottom plate（9）Middle part is equipped with and pile crown reinforcing bar（2）Matched main aperture（10）, main aperture（10）Both sides be respectively equipped with aperture much
Less than main aperture（10）The mounting hole in aperture（8）, casing positioning card（15）Including positioning outer shroud（19）And positioning inner ring（17）, positioning
Outer shroud（19）With positioning inner ring（17）Between pass through connecting rod（16）Connection, positions outer shroud（19）It is positioned at casing（6）Inner side, it is fixed
Position inner ring（17）It is positioned at pile crown reinforcing bar（2）Outer surface, casing positioning card（15）Positioning inner ring（17）It is stuck in pile crown reinforcing bar（2）
Outer surface, casing positioning card（15）Positioning outer shroud（19）It is stuck in casing（6）Inner side, casing capping cover（12）Including being sleeved on
Pipe（6）The sleeve II of apical lateral（14）And it is connected to sleeve II（14）The cover board that binds at top（13）.
2. filling pile head reinforcing bar protective device as claimed in claim 1 and its construction method, it is characterised in that described sleeve pipe
Positioning card（15）Positioning outer shroud（19）With positioning inner ring（17）Between be provided with the interface channel being mutually communicated（20）, connect logical
Road（20）Ecto-entad tapers into, interface channel（20）With positioning inner ring（17）Connection turning point be provided with a pair of of elastic clip
Arm（18）, elastic clamp arm（18）To positioning inner ring（17）Inner side extends to form, elastic clamp arm（18）For arc.
A kind of 3. construction method of filling pile head reinforcing bar protective device, it is characterised in that：This method is to use claim 1 institute
The method that filling pile head reinforcing bar protective device carries out protection pile crown reinforcing bar is stated, is included the following steps：(1) filling pile cage of reinforcement
Lift for the first time：The steel reinforcement cage processed is used into crane lifting, the top of steel reinforcement cage is higher by 0.8-1 meters of priming concrete pile hole top surface,
The horizontal hoop of steel reinforcement cage top is passed through using steel pipe, is hung over steel reinforcement cage lift in stake holes by steel pipe；(2) in every pile crown
Filling pile head reinforcing bar protective device is installed outside reinforcing bar；（Three）Second of lifting in place of filling pile cage of reinforcement：Hung oneself with crane is past
Steel reinforcement cage is played, the steel pipe lifted and hung under the horizontal hoop of steel reinforcement cage top is taken out, then hangs steel reinforcement cage to designed elevation
Position；（Four）Cast-in-place pile concrete pours；（Five）Pile crown concrete laitance is cut.
4. the construction method of filling pile head reinforcing bar protective device as claimed in claim 3, it is characterised in that step (2) exists
Filling pile head reinforcing bar protective device is installed in accordance with the following steps outside every pile crown reinforcing bar：Covered with thin wire through casing back cover
Two mounting holes, two free end of thin wire extended respectively to outside the back cover cover board of casing back cover lid, and pile crown reinforcing bar passes through casing
Main aperture in the middle part of back cover lid, back cover cover board are against on the horizontal hoop of steel reinforcement cage top, and thin wire is bundled in steel reinforcement cage most
On the horizontal hoop at top, one layer of clay is spread in the back cover cover board inner surface of casing back cover lid, in the upper, middle and lower of pile crown reinforcing bar
Casing positioning card is installed in three positions respectively, and the casing processed is vertically held plug-in-sleeve back cover lid along casing positioning card, is covered
Pipe is filled up sand or wooden chaff into casing, casing envelope is covered in cannula tip with being bonded at casing back cover lid socket joint using glue
Head cover, casing at casing capping cover socket joint using glue with being bonded.
5. the construction method of filling pile head reinforcing bar protective device as claimed in claim 4, it is characterised in that described sleeve pipe is fixed
The positioning outer shroud of position card（19）The interface channel being mutually communicated is provided between positioning inner ring（20）, interface channel（20）By outer
Inwardly taper into, interface channel（20）Connection turning point with positioning inner ring is provided with a pair of elastic clamp arm（18）, elastic clip
Arm（18）Extended to form on the inside of to positioning inner ring, elastic clamp arm（18）For arc, when installation casing positioning blocks, pile crown reinforcing bar is by even
Connect road（20）Slid inward is stuck in positioning inner ring and elastic clamp arm（18）Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711217537.3A CN108005060A (en) | 2017-11-28 | 2017-11-28 | Filling pile head reinforcing bar protective device and its construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711217537.3A CN108005060A (en) | 2017-11-28 | 2017-11-28 | Filling pile head reinforcing bar protective device and its construction method |
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| Publication Number | Publication Date |
|---|---|
| CN108005060A true CN108005060A (en) | 2018-05-08 |
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ID=62054340
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711217537.3A Pending CN108005060A (en) | 2017-11-28 | 2017-11-28 | Filling pile head reinforcing bar protective device and its construction method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537579A (en) * | 2018-10-10 | 2019-03-29 | 杭州江润科技有限公司 | The construction method of cast-in-situ bored pile |
| CN110331725A (en) * | 2019-04-25 | 2019-10-15 | 黄宗海 | A kind of construction method of water proof pouring underwater concrete |
| CN111424648A (en) * | 2020-04-15 | 2020-07-17 | 中国二十二冶集团有限公司 | Construction method for simultaneously hoisting steel column and cast-in-place pile reinforcement cage in reverse construction |
| CN111877312A (en) * | 2020-07-13 | 2020-11-03 | 中国一冶集团有限公司 | Pile head separation type device and pile breaking construction method |
| CN115059075A (en) * | 2022-06-27 | 2022-09-16 | 中国电建集团河南工程有限公司 | Pile head breaking structure of cast-in-place pile and construction method thereof |
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| CN2379541Y (en) * | 1999-07-23 | 2000-05-24 | 广州市嘉发家用电器厂 | Steel bar supporting frame for concrete |
| CN2813754Y (en) * | 2005-06-25 | 2006-09-06 | 俞楚泉 | Concrete column reinforcing bar protecting layer positioning clamp |
| CN106939604A (en) * | 2017-03-31 | 2017-07-11 | 西北水利水电工程有限责任公司 | A kind of concrete pile head breaking method of reinforcing bar every slurry protection sleeve pipe |
| CN207878453U (en) * | 2017-11-28 | 2018-09-18 | 广西建工集团第三建筑工程有限责任公司 | Filling pile head reinforcing bar protective device |
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|---|---|---|---|---|
| CN2078350U (en) * | 1990-05-23 | 1991-06-05 | 云南通信线路器材厂 | Forced-locating self-locking spacer for reinforcing steel frame |
| CN2379541Y (en) * | 1999-07-23 | 2000-05-24 | 广州市嘉发家用电器厂 | Steel bar supporting frame for concrete |
| CN2813754Y (en) * | 2005-06-25 | 2006-09-06 | 俞楚泉 | Concrete column reinforcing bar protecting layer positioning clamp |
| CN106939604A (en) * | 2017-03-31 | 2017-07-11 | 西北水利水电工程有限责任公司 | A kind of concrete pile head breaking method of reinforcing bar every slurry protection sleeve pipe |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109537579A (en) * | 2018-10-10 | 2019-03-29 | 杭州江润科技有限公司 | The construction method of cast-in-situ bored pile |
| CN110331725A (en) * | 2019-04-25 | 2019-10-15 | 黄宗海 | A kind of construction method of water proof pouring underwater concrete |
| CN111424648A (en) * | 2020-04-15 | 2020-07-17 | 中国二十二冶集团有限公司 | Construction method for simultaneously hoisting steel column and cast-in-place pile reinforcement cage in reverse construction |
| CN111877312A (en) * | 2020-07-13 | 2020-11-03 | 中国一冶集团有限公司 | Pile head separation type device and pile breaking construction method |
| CN111877312B (en) * | 2020-07-13 | 2022-05-20 | 中国一冶集团有限公司 | Pile head separation type device and pile breaking construction method |
| CN115059075A (en) * | 2022-06-27 | 2022-09-16 | 中国电建集团河南工程有限公司 | Pile head breaking structure of cast-in-place pile and construction method thereof |
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