CN202689004U - Piston subsection grouting pipe inside alternative tendon - Google Patents

Piston subsection grouting pipe inside alternative tendon Download PDF

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Publication number
CN202689004U
CN202689004U CN 201220414271 CN201220414271U CN202689004U CN 202689004 U CN202689004 U CN 202689004U CN 201220414271 CN201220414271 CN 201220414271 CN 201220414271 U CN201220414271 U CN 201220414271U CN 202689004 U CN202689004 U CN 202689004U
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CN
China
Prior art keywords
slip casting
pile
charge
pipe
house steward
Prior art date
Application number
CN 201220414271
Other languages
Chinese (zh)
Inventor
肖纹篯
肖斯熔
肖斯昕
Original Assignee
福州市第三建筑工程公司
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Filing date
Publication date
Application filed by 福州市第三建筑工程公司 filed Critical 福州市第三建筑工程公司
Priority to CN 201220414271 priority Critical patent/CN202689004U/en
Application granted granted Critical
Publication of CN202689004U publication Critical patent/CN202689004U/en

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Abstract

The utility model relates to a grouting pile pore-forming verticality and section correction mechanism. The piston subsection grouting pipe inside an alternative tendon comprises a main grouting pipe, and the main grouting pipe is arranged inside a reinforcement cage and is connected with a stirrup of the reinforcement cage in a fixed mode to replace part of longitudinal reinforcement inside the reinforcement cage. The lower end of the main grouting pipe is connected with a pile end branched passage, and the lower end portion of the pile end branched passage is provided with a cone-shaped feed outlet which is beneficial to pressing the pile end branched passage into soils of the bottom portion of a pile hole. A soil-blocking plug is arranged on the cone-shaped feed output in a sealed mode to prevent soil from being pressed into the pile end branched passage. A plurality of pile wall branched passages are arranged on the main grouting pipe from top to bottom in an interval mode. Feed outlets of the pile wall branched passages are provided with pulleys to facilitate a reinforcement cage with the main grouting pipe to be put into the pile hole smoothly and feed outlets on the peripheral portions are sealed with soil-blocking ring plugs. An inner cavity of the main grouting pipe is provided with a pulp transport pipe which is communicated with a pulp supplying hose of a pulp casting device, the pulp outlet arranged on the lower end of the pulp transport pipe is provided with a piston used for preventing cement pastes from overflowing during the grouting process and the piston, the inner wall of the main grouting pipe are sealed and the piston can slide along the inner wall of the main grouting pipe.

Description

For muscle inner carrier segmenting slip casting pipe

Technical field

The utility model relates to a kind of generation muscle inner carrier segmenting slip casting pipe, is applicable to the finishing in a hole.

Background technology

In the perfusion pile construction, the stake hole is to be finished by boring or punching technology, does not cave in forming process in order to guarantee a hole, need to become to carry out in the stake hole mud off, and the nose end sediment that causes thus (getting rid of difficulty) and hole wall depend on the problems such as mud skin.Nose end sediment and mud skin all are the main causes that causes bearing capacity of pile to weaken.In order to remedy this deficiency, usually stake end or pile lining are carried out the secondary high-pressure cement injection, to reach the purpose of the bearing capacity that improves pile body.Yet, currently all adopt fished pipe boring to make to stake end and pile lining slip casting, each slip casting position needs to arrange a Grouting Pipe, no matter Grouting Pipe bury underground or grouting process is all for being optimized, so that construction costs is higher.

Summary of the invention

The purpose of this utility model be to provide a kind of generation muscle inner carrier segmenting slip casting pipe, this in generation muscle inner carrier segmenting slip casting pipe not only can strengthen the bearing capacity of pile body, also can reduce construction costs, construction technology is simple, is conducive to improve efficiency of construction, saves man-hour.

The technical solution of the utility model is: a kind of generation muscle inner carrier segmenting slip casting pipe, comprise the slip casting house steward, it is characterized in that described slip casting house steward is arranged in the reinforcing cage, and be fixedly connected with the stirrup of reinforcing cage, in order to the part longitudinal reinforcement that substitutes in the reinforcing cage; Described slip casting house steward's bottom is connected with stake end to be in charge of, and the bottom that described stake end is in charge of is with in order to the taper discharging opening in its bottom, pressure pile hole soil, and shutoff is useful on and prevents that soil is pressed into the gear soil plug of stake end in being in charge of on the described taper discharging opening; Be arranged at intervals with some pile walls on the described slip casting house steward from bottom to top and be in charge of, be provided with pulley on the discharging opening that those pile linings are in charge of, put into smoothly a hole in order to the reinforcing cage with the slip casting house steward, going back shutoff on the discharging opening of described pulley perimembranous has the native ring taps of gear; Described slip casting house steward's inner chamber is provided with the slurry that send that supplies the slurry flexible pipe to be connected of grouting equipment and manages, the described grout outlet place, lower end of slurry pipe that send is provided with for preventing in the slip casting process, the piston of cement paste overflow, described piston and slip casting house steward inner wall sealing and can slide along the total inside pipe wall of slip casting.

Further, described stake end is in charge of, pile lining is in charge of is welding or screw thread socket with slip casting house steward's connected mode.

Further, describedly send the slurry pipe to send slurry to be in charge of by some of mutual docking to consist of, two adjacent send slurry to adopt between being in charge of to be threaded.

Further, the both ends of the central axis of described pulley are welded on the discharging opening that pile lining is in charge of through a L-type connecting rod respectively.

Further, described slip casting house steward's bottom is stretched out the bottom of reinforcing cage downwards.

Above-mentioned generation muscle inner carrier segmenting slip casting pipe job practices, comprise for the reinforcing cage of moulding castinplace pile, it is characterized in that, carry out according to the following steps:

(1) according to the design needs stake end is set in slip casting house steward's bottom and is in charge of, the relevant position interval of while on the slip casting house steward arranges pile lining and is in charge of;

(2) with above-mentioned slip casting house steward and reinforcing cage colligation spot welding, and described slip casting house steward's bottom is stretched out the bottom of reinforcing cage downwards;

(3) above-mentioned reinforcing cage with the slip casting house steward is put into a hole, the after-pouring pile concrete puts in place;

(4) after pile concrete tentatively solidifies, by grouting equipment, for the slurry flexible pipe with send the slip casting in the slip casting house steward of slurry pipe, be in charge of from the stake end of slip casting house steward bottom first and begin to pour into water under high pressure mud or concrete grout, the piston in the hoisting grouting house steward progressively after slip casting is finished, be in charge of perfusion water under high pressure mud or concrete grout to pile lining from bottom to top, strengthen bearing capacity of pile and the purpose in application life to reach, until piston withdraws from from slip casting house steward's top.

The beneficial effects of the utility model are: it is to be in charge of and to be arranged on pile lining on the position that need to strengthen pile lining by slip casting house steward, the stake end that is arranged on its end be in charge of and consist of, this slip casting house steward can replace the steel bar stress (vertical muscle) of pile body, can cooperate simultaneously the stake end to be in charge of to be in charge of with pile lining pile body is carried out secondary grouting, not only can strengthen the bearing capacity of pile body, can also reduce construction costs, construction technology is simple, is conducive to improve efficiency of construction, saves man-hour.

Description of drawings

Fig. 1 is for putting into reinforcing cage in the plan structure schematic diagram in a hole.

Fig. 2 is the A-A cross-sectional schematic among Fig. 1.

Fig. 3 is the structural representation that embodiment king-pile end is in charge of.

Fig. 4 is the main sectional structure schematic diagram that pile lining is in charge of among the embodiment.

Fig. 5 is the sectional structure schematic diagram of bowing that pile lining is in charge of among the embodiment.

Fig. 6 is the right TV structure schematic diagram of Fig. 4.

Label declaration: 4 ends of 1 slip casting house steward 2 stirrups, 3 longitudinal reinforcements are in charge of 5 taper discharging openings 6 gear soil plug, 7 pile linings and are in charge of native ring taps 10 grouting equipments 11 of 8 pulleys, 9 gears and send slurry pipe 13 pistons, 14 central axis 15L type connecting rods 16 holes for slurry flexible pipe 12.

The specific embodiment

By describing technology contents of the present utility model, structural feature in detail, realized purpose and effect, below in conjunction with embodiment and cooperate that accompanying drawing is detailed to give explanation.

Referring to accompanying drawing 1 ~ 6, generation of the present utility model muscle inner carrier segmenting slip casting pipe comprise slip casting house steward 1, described slip casting house steward 1 is arranged in the reinforcing cage, and is fixedly connected with the stirrup 2 of reinforcing cage, in order to the part longitudinal reinforcement 3 that substitutes in the reinforcing cage; Described slip casting house steward's 1 bottom is connected with the stake end and is in charge of 4, it can be one, two or many that described stake end is in charge of 4, concrete quantity will determine according to the character of bottom, stake hole soil, described stake end is in charge of 4 bottom with in order to the taper discharging opening 5 in its bottom, pressure pile hole soil, and shutoff is useful on and prevents that a soil of bottom, hole is pressed into the stake end and is in charge of gear soil plug 6 in 4 on the described taper discharging opening 5; Be arranged at intervals with some pile walls on the described slip casting house steward 1 from bottom to top and be in charge of 7, when those pile linings are in charge of 7 setting position according to the character of soil and fixed, those pile linings are in charge of on 7 the discharging opening and are provided with pulley 8, put into smoothly a hole 16 in order to the reinforcing cage with slip casting house steward 1, going back shutoff on the discharging opening of described pulley 8 perimembranous has the native ring taps 9 of gear; Described slip casting house steward's 1 inner chamber is provided with the slurry that send that supplies slurry flexible pipe 11 to be connected of grouting equipment 10 and manages 12, the described grout outlet place, lower end of slurry pipe 12 that send is provided with for preventing in the slip casting process, the piston 13 of cement paste overflow, described piston 13 is with slip casting house steward 1 inner wall sealing and can slide along slip casting house steward 1 inwall.

In the present embodiment, described stake end is in charge of 4, pile lining is in charge of 7 and is welding or screw thread socket with slip casting house steward 1 connected mode.

In the present embodiment, for the ease of construction, describedly send slurry pipe 12 to send slurry to be in charge of by some of mutual docking to consist of, two adjacent send slurry to adopt between being in charge of to be threaded, can to accomplish assembly and disassembly freely like this.

In the present embodiment, the both ends of the central axis 14 of described pulley 8 are welded on pile lining through a L-type connecting rod 15 respectively and are in charge of on 7 the discharging opening.

In the present embodiment, described slip casting house steward's 1 bottom is stretched out the bottom of reinforcing cage downwards, in order to when placing reinforcing cage, the stake end be in charge of 4 can the soil of bottom, pressure pile hole in.

Above-mentioned generation muscle inner carrier segmenting slip casting pipe job practices, comprise for the reinforcing cage of moulding castinplace pile, it is characterized in that, carry out according to the following steps:

(1) according to the design needs stake end is set in slip casting house steward 1 bottom and is in charge of 4, it can be one, two or many that described stake end is in charge of 4, and concrete quantity will determine according to the character of bottom, stake hole soil; Simultaneously the interval, relevant position on slip casting house steward 1 arranges pile lining and is in charge of 7, when those pile linings are in charge of 7 setting position according to the character of soil and fixed;

(2) with above-mentioned slip casting house steward 1 and reinforcing cage colligation spot welding (mainly being and stirrup colligation spot welding), and described slip casting house steward's 1 bottom is stretched out the bottom of reinforcing cage downwards, in order to when placing reinforcing cage, the stake end be in charge of 4 can the soil of bottom, pressure pile hole in;

(3) above-mentioned reinforcing cage with slip casting house steward 1 is put into a hole, after-pouring pile concrete 16 puts in place;

(4) after pile concrete 16 tentatively solidifies, by grouting equipment 10, for starching flexible pipe 11 and sending slurry pipe 12 to slip casting house steward 1 interior slip casting, be in charge of 4 from the stake end of slip casting house steward 1 bottom first and begin to pour into water under high pressure mud or concrete grout, the piston 13 in the hoisting grouting house steward 1 progressively after slip casting is finished, be in charge of 7 perfusion water under high pressure mud or concrete grouts to pile lining from bottom to top, strengthen bearing capacity of pile and the purpose in application life to reach, until piston withdraws from from slip casting house steward 1 top.

The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model manual and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.

Claims (5)

1. one kind for muscle inner carrier segmenting slip casting pipe, comprises the slip casting house steward, it is characterized in that described slip casting house steward is arranged in the reinforcing cage, and is fixedly connected with the stirrup of reinforcing cage, in order to the part longitudinal reinforcement that substitutes in the reinforcing cage; Described slip casting house steward's bottom is connected with stake end to be in charge of, and the bottom that described stake end is in charge of is with in order to the taper discharging opening in its bottom, pressure pile hole soil, and shutoff is useful on and prevents that soil is pressed into the gear soil plug of stake end in being in charge of on the described taper discharging opening; Be arranged at intervals with some pile walls on the described slip casting house steward from bottom to top and be in charge of, be provided with pulley on the discharging opening that those pile linings are in charge of, put into smoothly a hole in order to the reinforcing cage with the slip casting house steward, going back shutoff on the discharging opening of described pulley perimembranous has the native ring taps of gear; Described slip casting house steward's inner chamber is provided with the slurry that send that supplies the slurry flexible pipe to be connected of grouting equipment and manages, the described grout outlet place, lower end of slurry pipe that send is provided with for preventing in the slip casting process, the piston of cement paste overflow, described piston and slip casting house steward inner wall sealing and can slide along the total inside pipe wall of slip casting.
Generation according to claim 1 muscle inner carrier segmenting slip casting pipe, it is characterized in that described stake end is in charge of, pile lining is in charge of is welding or screw thread socket with slip casting house steward's connected mode.
Generation according to claim 1 muscle inner carrier segmenting slip casting pipe, it is characterized in that describedly send the slurry pipe to send slurry to be in charge of by some of mutual docking to consist of, two adjacent send slurry to adopt between being in charge of to be threaded.
Generation according to claim 1 muscle inner carrier segmenting slip casting pipe, it is characterized in that the both ends of the central axis of described pulley are welded on the discharging opening that pile lining is in charge of through a L-type connecting rod respectively.
Generation according to claim 1 muscle inner carrier segmenting slip casting pipe, it is characterized in that described slip casting house steward's bottom is stretched out the bottom of reinforcing cage downwards.
CN 201220414271 2012-08-21 2012-08-21 Piston subsection grouting pipe inside alternative tendon CN202689004U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220414271 CN202689004U (en) 2012-08-21 2012-08-21 Piston subsection grouting pipe inside alternative tendon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220414271 CN202689004U (en) 2012-08-21 2012-08-21 Piston subsection grouting pipe inside alternative tendon

Publications (1)

Publication Number Publication Date
CN202689004U true CN202689004U (en) 2013-01-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220414271 CN202689004U (en) 2012-08-21 2012-08-21 Piston subsection grouting pipe inside alternative tendon

Country Status (1)

Country Link
CN (1) CN202689004U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102808413A (en) * 2012-08-21 2012-12-05 福州市第三建筑工程公司 Reinforcement-replacing sectional-grouting pipe with inner piston and construction method thereof
CN103866762A (en) * 2014-04-01 2014-06-18 华东建筑设计研究院有限公司 Pile body longitudinal multipoint grouting device
CN104514221A (en) * 2014-12-04 2015-04-15 中科院广州化灌工程有限公司 Rear side grouting device for pile

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102808413A (en) * 2012-08-21 2012-12-05 福州市第三建筑工程公司 Reinforcement-replacing sectional-grouting pipe with inner piston and construction method thereof
CN103866762A (en) * 2014-04-01 2014-06-18 华东建筑设计研究院有限公司 Pile body longitudinal multipoint grouting device
CN104514221A (en) * 2014-12-04 2015-04-15 中科院广州化灌工程有限公司 Rear side grouting device for pile

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C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20130123

Effective date of abandoning: 20140709

RGAV Abandon patent right to avoid regrant