CN101139837A - Construction plant for tree-root shaped pile - Google Patents
Construction plant for tree-root shaped pile Download PDFInfo
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- CN101139837A CN101139837A CNA2007100704599A CN200710070459A CN101139837A CN 101139837 A CN101139837 A CN 101139837A CN A2007100704599 A CNA2007100704599 A CN A2007100704599A CN 200710070459 A CN200710070459 A CN 200710070459A CN 101139837 A CN101139837 A CN 101139837A
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Abstract
The invention discloses an improved invention of pile driver, which is mainly characterized in that: the pile tube is in a tree root shape. The root-shaped pile tube can expand thoroughly underground to gain the maximum friction force; meanwhile, a petal-shaped internal hole reduces concrete consumption for the pile foundations after the pile tube is made into a pile; the execution mechanism adopts zero-load started environmental protection and energy-saving type vibration pile driving hammers; pile driving brackets can adopt ordinary pile driving brackets; super-long piles can be equipped with super-high special pile driving brackets; pile driving underpans can adopt roller wheel type or walking type underpans on continent, or boat-shaped underpans in rivers, lakes and oceans. Compared with the prior art, the invention has substantial characteristics and considerable improvement.
Description
Technical field:
Involved in the present invention is the improvement invention of piling machinery, and what be specifically related to is a kind of invention of construction equipment of plant for tree-root shaped pile.
Background technology:
In the prior art, the stake pipe of the construction equipment of pile driver is straight tube stake pipe, and its footpath is unified diameter, therefore, will be at the relatively poor soil layer of geological condition to the quantity requirement to some extent of diameter, length and the piling of stake pipe, to reach the requirement of holding the power of planting, therefore, not only waste of manpower but also waste material resources.
Summary of the invention:
In view of the existing deficiency of known technology, technical scheme solved by the invention is in order to provide a kind of reasonable in design, simple in structure, and the pile foundation supporting capacity behind the pile is strong and save the construction equipment of a kind of plant for tree-root shaped pile of material.To achieve these goals, the present invention adopts following technical scheme to finish: the construction equipment of this kind plant for tree-root shaped pile, has pile making device, described pile making device comprises the stake pipe and makes the stake pipe insert the ground vibrating device at the end, it is characterized in that described stake pipe is divided into trunk stake pipe, the joint portion of root pile pipe and trunk stake pipe and root pile pipe, described root pile pipe top is hinged on the position, joint portion of trunk stake pipe, described root pile pipe is fitted with root pile pipe separator, this root pile pipe separator is by slide block, baffle plate, the connector of slider track and connection slide block and baffle plate is formed, described slider track tiltedly is located on the tube wall of root pile pipe becomes inclined ramp, described slide block is fitted on the inclined ramp, and described baffle-plate-sleeve is contained in outside the trunk stake pipe.
Described trunk stake pipe orifice is petal, the lobe number of the quantity of described root pile pipe and petal is complementary, the bottom of described root pile pipe is provided with the movable pile crown of sympetalous shape shape, and the movable pile crown of this sympetalous shape is hinged on root pile pipe bottom, and the bottom of described trunk stake pipe also is hinged with awl dish type pile crown.Trunk stake pipe be petal after, the shape of the stake of stake pipe after extracting also is petal, two petal between recessed position saved concrete amount, saved system stake cost, and the face at recessed position is the plane, and this has just increased attrition surface, has improved the bearing capacity of stake greatly.The sympetalous shape pile crown of its bottom opens when a pipe is extracted naturally, extracts to make things convenient for the root pile pipe.
The construction machinery rice of plant for tree-root shaped pile starts with zero load, environment-friendly and energy-efficient vibropiling hammer, pile driving frame can adopt common pile driving frame, and super long pile adopts the extraordinary pile driving frame of superelevation type, roller type or walking chassis can be adopted in piling land, chassis, and rivers,lakes and seas adopt the ship shape chassis.The vibropiling hammer has replaced diesel hammer abroad already, Static pressure pile driver, the hole forming machine or the like that drops hammer certainly, its basic reason is that vibropiling hammer is to transform the energy that harmful dither acceleration is useful up-down vibration, under the effect of dither acceleration, make stake week soil " liquefaction ", reduce the frictional resistance of soil significantly, add pile sinking speed.Data according to foreign study, when vibration acceleration reaches 9g (g=9.8m/s) when above, the frictional resistance reduced rate is respectively that clay (middle sand grains) is reduced to below 0.15, and mud sand clay (middle sand grains) is reduced to below 0.08, and sand soil (sand is sticking) is reduced to below 0.05.From construction cost, quality, speed, vibropile is the end of cost, and concrete fills and holds the coefficient maximum, and best in quality, speed of application is the fastest.
Description of drawings:
The present invention has following accompanying drawing:
Fig. 1 is a pilework schematic diagram of the present invention;
Fig. 2 is that Fig. 1 is along A-A direction structure sectional view;
Fig. 3 is that Fig. 1 is along B-B direction structure sectional view;
Fig. 4 is construction technological process figure of the present invention.
The specific embodiment:
Accompanying drawing has been represented structure of the present invention and embodiment, further describes the relevant details and the operating principle of embodiment below more in conjunction with the accompanying drawings.The construction equipment of this kind plant for tree-root shaped pile, complete machine includes electric control gear, movable pedestal and pile making device, described pile making device comprises the stake pipe that is arranged on the base and makes the stake pipe insert the ground vibrating device at the end, described stake pipe is divided into the trunk stake pipe 3 that is petal endoporus, the joint portion 7 of root pile pipe 8 and trunk stake pipe and root pile pipe, described root pile pipe 8 tops are hinged on 7 positions, joint portion of trunk stake pipe 3, it is petal that this trunk stake pipe 3 can make the stake cross section behind the pile, it can obtain maximum friction area with minimum cross-sectional area, the lobe number that 3 petals are managed in the quantity of described root pile pipe 8 and trunk stake is complementary, the bottom of described root pile pipe 8 is provided with the movable pile crown 9 of sympetalous shape, this pile crown is sympetalous shape and is hinged on root pile pipe 8 bottoms, and the bottom of described trunk stake pipe 3 also is hinged with awl dish type activity pile crown 1.The trunk stake manage 3 endoporus be petal after, the shape of the stake of stake pipe after extracting also is petal, this has just saved the concrete amount between the petal, saved system stake cost, and for plane and soil rub, this has just increased attrition surface between the petal, has improved the bearing capacity of stake greatly.The movable pile crown 9 of the sympetalous shape of its bottom opens when root pile pipe 8 is extracted naturally, extracts to make things convenient for root pile pipe 8.The flexible garter spring (not shown) of described root pile pipe 8 sympetalous shape pile crown peripheral hardwares, this elasticity garter spring can make the pile crown of the root pile pipe bottom after extracting close up automatically, and also can make the root pile pipe in the process of pile, because the geological condition difference all can make pile crown and stake pipe be in sealing state all the time.The steel concrete pile crown that the awl dish type activity pile crown 1 of movable pile crown 9 of the sympetalous shape of root pile pipe and joint portion, stage casing 7 replaces in the past, each loose joint position all is provided with dynamic sealing device in the pile making device, enters in the pipe to prevent underground water.Described root pile pipe 8 is fitted with root pile pipe separator, this root pile pipe separator is made up of with the connector 6 of baffle plate 2 slide block 4, baffle plate 2, slider track 5 and connection slide block 4, described slider track 5 protrudes and tiltedly is located on the tube wall of root pile pipe 8, and inwardly indentation from top to bottom, described slide block 4 is installed on the slider track 5, and described baffle plate 2 is sleeved on outside the trunk stake pipe 3.Baffle plate 2 relies on the resistance on ground to keep motionless, makes root pile stake pipe 8 be hinged on joint portion, stage casing 7 for the center progressively separates angle when root pile stake pipe 8 sinks under the effect of slide block 4, reaches the separately purpose of tree root pile sinking pipe 8.Root pile pipe 8 sympetalous shape pile crowns 9 and middle part awl dish type pile crown 1 is to rely on that sympetalous shape pile crown and awl dish type pile crown are mated automatically is not separated, rely on during fluid concrete concrete gravity automatically separately fluid concrete in soil.
The construction technological process of plant for tree-root shaped pile is seen Fig. 4 schematic diagram, and the pile sinking pipe sinks to finishing the special reinforcing cage of back placement, and after fluid concrete watered, the pile sinking pipe that begins to extricate oneself from a predicament and brace oneself up to action, the unique texture that relies on sympetalous shape pile crown expanded stake at the bottom of to stake.In a word, the pile making device of this kind pile driver is applicable to everyone, the construction of medium and small construction work pile foundation of land, rivers, Hu Hai, is not subjected to the long restriction of stake, and speed of application is fast, non-environmental-pollution, energy conservation.
Claims (3)
1. the construction equipment of a plant for tree-root shaped pile, has pile making device, described pile making device comprises the stake pipe that is arranged on the base and makes the stake pipe insert the ground vibrating device at the end, it is characterized in that described stake pipe is divided into the joint portion (7) of trunk stake pipe (3), root pile pipe (8) and trunk stake pipe and root pile pipe, described root pile pipe (8) top is hinged on the position, joint portion (7) of trunk stake pipe (3), and described root pile pipe (8) is fitted with root pile pipe separator.
2. the construction equipment of a kind of plant for tree-root shaped pile as claimed in claim 1, it is characterized in that described this root pile pipe separator is made up of slide block (4), baffle plate (2), slider track (5) and connection slide block (4) and the connector (6) of baffle plate (2), described slider track (5) tiltedly is located on the tube wall of root pile pipe becomes inclined ramp, described slide block (4) is fitted on the inclined ramp, and described baffle plate (2) is sleeved on outside the trunk stake pipe (3).
3. the construction equipment of a kind of plant for tree-root shaped pile as claimed in claim 1, it is characterized in that described trunk stake pipe (3) endoporus is petal, the lobe number of the quantity of described root pile pipe (8) and trunk stake pipe (3) petal is complementary, the bottom of described root pile pipe (8) is provided with the movable pile crown (9) of sympetalous shape, this pile crown is hinged on root pile pipe bottom, and the bottom-hinged of described trunk stake pipe (3) has awl dish type activity pile crown (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710070459A CN101139837B (en) | 2007-08-02 | 2007-08-02 | Construction plant for tree-root shaped pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200710070459A CN101139837B (en) | 2007-08-02 | 2007-08-02 | Construction plant for tree-root shaped pile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101139837A true CN101139837A (en) | 2008-03-12 |
| CN101139837B CN101139837B (en) | 2010-05-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200710070459A Expired - Fee Related CN101139837B (en) | 2007-08-02 | 2007-08-02 | Construction plant for tree-root shaped pile |
Country Status (1)
| Country | Link |
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| CN (1) | CN101139837B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051876A (en) * | 2010-12-09 | 2011-05-11 | 河海大学 | Novel tree root structure pile and construction process thereof |
| CN103498534A (en) * | 2013-09-16 | 2014-01-08 | 深圳市中邦(集团)建设总承包有限公司 | Bionic tree-shaped concrete column and construction method thereof |
| CN113684852A (en) * | 2021-09-30 | 2021-11-23 | 江苏省科佳工程设计有限公司 | Construction method of combined pile foundation and combined pile foundation |
| CN116427451A (en) * | 2023-03-13 | 2023-07-14 | 中铁九局集团第三建设有限公司 | Micro pile reinforcement construction method for tunnel foundation under poor geological conditions |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2221098Y (en) * | 1994-12-16 | 1996-02-28 | 顾尧章 | Special bottom expanding drill |
| JP2007056479A (en) * | 2005-08-23 | 2007-03-08 | Yasuhiro Fujita | Slope only for rooting pile, and perpendicular double-driving switching rooting bar driving machine |
-
2007
- 2007-08-02 CN CN200710070459A patent/CN101139837B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051876A (en) * | 2010-12-09 | 2011-05-11 | 河海大学 | Novel tree root structure pile and construction process thereof |
| CN102051876B (en) * | 2010-12-09 | 2012-05-09 | 河海大学 | Novel tree root structure pile and construction process thereof |
| CN103498534A (en) * | 2013-09-16 | 2014-01-08 | 深圳市中邦(集团)建设总承包有限公司 | Bionic tree-shaped concrete column and construction method thereof |
| CN103498534B (en) * | 2013-09-16 | 2015-07-01 | 深圳市中邦(集团)建设总承包有限公司 | Bionic tree-shaped concrete column and construction method thereof |
| CN113684852A (en) * | 2021-09-30 | 2021-11-23 | 江苏省科佳工程设计有限公司 | Construction method of combined pile foundation and combined pile foundation |
| CN113684852B (en) * | 2021-09-30 | 2023-02-28 | 江苏省科佳工程设计有限公司 | Construction method of combined pile foundation and combined pile foundation |
| CN116427451A (en) * | 2023-03-13 | 2023-07-14 | 中铁九局集团第三建设有限公司 | Micro pile reinforcement construction method for tunnel foundation under poor geological conditions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101139837B (en) | 2010-05-26 |
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Granted publication date: 20100526 Termination date: 20160802 |