CN105951752B - Large size prefabricated component underground construction device, assembly and construction method - Google Patents

Large size prefabricated component underground construction device, assembly and construction method Download PDF

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Publication number
CN105951752B
CN105951752B CN201610302557.XA CN201610302557A CN105951752B CN 105951752 B CN105951752 B CN 105951752B CN 201610302557 A CN201610302557 A CN 201610302557A CN 105951752 B CN105951752 B CN 105951752B
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CN
China
Prior art keywords
stirring
head
prefabricated components
prefabricated
locating rack
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Application number
CN201610302557.XA
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Chinese (zh)
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CN105951752A (en
Inventor
卫海
卫龙武
徐维平
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江苏鸿基节能新技术股份有限公司
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Priority to CN201610302557.XA priority Critical patent/CN105951752B/en
Publication of CN105951752A publication Critical patent/CN105951752A/en
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Publication of CN105951752B publication Critical patent/CN105951752B/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
    • E02D5/46Concrete or concrete-like piles cast in position ; Apparatus for making same making in situ by forcing bonding agents into gravel fillings or the soil
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D15/00Handling building or like materials for hydraulic engineering or foundations
    • E02D15/08Sinking workpieces into water or soil inasmuch as not provided for elsewhere

Abstract

The invention discloses a kind of large size prefabricated component underground construction device, assembly and construction methods, the constructing device includes locating rack, is arranged below the locating rack and multiple stirring-heads corresponding with prefabricated components side wall, the stirring-head is connect by the bracket above it with locating rack respectively, and it can move horizontally or overturn relative to locating rack, in prefabricated components sinking construction, the lower section in prefabricated components bottom end section is arranged in stirring-head, after sinking construction, stirring-head can be translated by overturning or horizontal direction, be transferred in the cavity of prefabricated components.The present invention saves cushion cap, and to cost-effective, reduction cost is speeded up the work, quality more ensures.

Description

Large size prefabricated component underground construction device, assembly and construction method
Technical field
The invention belongs to civil construction project field, it is related to a kind of large size prefabricated component underground construction device, assembly And construction method.
Background technology
At present in large diameter pile foundation engineering, common method has:Cast-in-situ bored pile and pile for prestressed pipe, prestressing force The diameter of pile pile is generally no greater than 800mm, and the diameter of cast-in-situ bored pile is generally no greater than 2000mm, the single pile bearing of these diameters When power cannot meet the design requirement of engineering, often the method for cushion cap is added to solve using more, this way is built general It builds and disclosure satisfy that requirement of engineering in engineering.But some problems are there is in ocean and great river engineering, because Small Diameter Pile exists Seem that comparison is fragile in face of the immense strength of ocean, is easily damaged, and underwater cushion cap is difficult to construct, therefore be often desirable to as possible One pile for one column is accomplished in the stake for major diameter of constructing, but there is presently no method construction supers(Such as 10 rice diameter)Stake, The present invention can not only construct supersize stake, but also pile body is the method for using prefabricated components, both at home and abroad without this side The precedent in face, to fill up technological gap in this respect.
Invention content
Technical problem:The present invention provides one kind and saving cushion cap, and to cost-effective, reduction cost is speeded up the work, matter The large size prefabricated component underground construction device more ensured is measured, while a kind of large size prefabricated component underground construction combination being provided Body and construction method.
Technical solution:The large size prefabricated component underground construction device of the present invention, including locating rack, setting are in the positioning Below frame and multiple stirring-heads corresponding with prefabricated components side wall, the stirring-head pass through the bracket and locating rack above it respectively Connection, and can move horizontally or overturn relative to locating rack, in prefabricated components sinking construction, stirring-head is arranged in prefabricated components The lower section in bottom end section, after sinking construction, stirring-head can be translated by overturning or horizontal direction, be transferred to prefabricated structure In the cavity of part.
Further, in constructing device of the invention, the stirring-head includes holder, the power of setting on the bracket Device, thrust wheel, the chain driven by the power plant, the chain outside are provided with stirrer gear head, inside and thrust wheel Connection installation.
Further, in constructing device of the invention, horizontal guide rail, driving device and locking dress are provided on the bracket It sets, the stirring-head is mounted on horizontal guide rail, can be moved horizontally under driving device driving, and locked and determined by locking device Position.
Further, in constructing device of the invention, the bracket and the branch on locating rack are point articulated, can be in the positioning It is overturn together with stirring-head under the action of the switching mechanism being arranged on frame, and by locking device locking positioning.
Further, in constructing device of the invention, corresponding prefabricated components section is that round or polygon, stirring-head exist The lower section in prefabricated components bottom end section is interspersed in height.
Further, in constructing device of the invention, corresponding prefabricated components section is quadrangle, and the stirring-head includes Stirring-head and sliding turnover stirring-head are overturn, the overturning stirring-head is arranged at prefabricated components tube wall inside edge, can be opposite It is overturn in locating rack, the sliding turnover stirring-head is arranged in the downside of the four corners section of prefabricated components side wall, can be opposite It translates and overturns in locating rack.The part overturning stirring-head is also connect with the hoisting mechanism being arranged on locating rack, is had pre- The function of being promoted in component sidewall processed, to vacate upturned position for the sliding turnover stirring-head that subsequently moves in side wall.
The large size prefabricated component underground construction assembly of the present invention, including prefabricated components and above-mentioned large size prefabricated structure Part underground construction device, the two installation be combined into one, the stirring-head can on the inside of prefabricated components and below section between move Dynamic or overturning.
Further, in construction assembly of the invention, overturning stirring-head is arranged in prefabricated components inside sidewalls edge, The sliding turnover stirring-head is arranged in the downside of the four corners section of prefabricated components side wall, is translated in sliding turnover stirring-head The hoisting mechanism connection installed on the stirring-head and locating rack arranged on direction, has the work(promoted in prefabricated components side wall Energy.
The large size prefabricated component underground construction method of the present invention, includes the following steps:
1)Above-mentioned large size prefabricated component underground construction device is hung in the cavity of underground prefabricated components, then will be applied Tooling sets locating rack and prefabricated components positioning is stuck;
2)By the construction assembly that prefabricated components and constructing device assemble be placed on construction station on, move horizontally or Stirring-head is overturn, it is made to be located on the downside of prefabricated components sidewall profiles and covers entire section, then positioning is locked;
3)By water injection pipe to water supply at stirring-head, starts stirring-head, carry out sinking work, the stirring of prefabricated components lower part The soil body is mixed with water becomes mud or clay coating, and prefabricated components sink immediately, after sinking in place, is fixed temporarily;
4)The top for lifting the prefabricated components of the supreme section sinking of follow-up prefabricated components in place, the two assembly is integrated, Then it removes and is fixed temporarily, according to the step 3)Method continue sinking work;Repeated multiple times assembled follow-up prefabricated components are simultaneously Sink, until prefabricated components sink to reaching the depth of design requirement;
5)Stirring-head is moved horizontally or is overturn successively into the cavity of prefabricated components inside sidewalls, then by locating rack with Prefabricated components unlock, and are taken out out of prefabricated components cavity entire constructing device by steel wire rope;
6)The soil body that prefabricated components lower part is stirred to pine with injection or slip casting method carries out substitution reinforcement.
Apparatus of the present invention are mainly used to super underground pile foundation engineering of constructing, especially suitable in ocean engineering and great river Engineering, such as before in ocean build a wind-driven generator, more than ten piles are needed, as long as being using one pile of this method Can, and also eliminate cushion cap.The present invention is to stir machine using multi-section chain, and prefabricated components are sent into underground, this is sent out by joint construction It is bright when being used for common buildings engineering, it can accomplish one pile for one column, save cushion cap, to cost-effective, reduce cost, accelerate engineering Progress, using prefabricated components, quality more ensures.
Advantageous effect:Compared with prior art, the present invention has the following advantages:
1, the present invention completes the pile sinking work of especially big prefabricated components using multiple stirring-heads in underground job for the first time, solves Original construction machinery can not carry out the sinking shop problem of especially big component, for ocean and great river engineering provide a kind of new choosing It selects.
2, vertical member and construction machinery are combined into one by the present invention for the first time, i.e. prefabricated hollow component has also served as construction machinery In drilling rod effect, prefabricated components carry the connection function between the stirring-head and ground of lower part, not only eliminate Steel drill rod, and eliminate the installation process of vertical member after general drilling.
3, the present invention uses prefabricated components, and compared with current cast-in-place method, prefabricated components can make square hollow, ring The multiple sections form such as shape, polygon;Prefabricated components are in plant produced, and production efficiency is high, reliable in quality.
4, stirring-head and prefabricated components are linked together, and prefabricated components were constructed as the stirring of stirring-head is sunk and is sunk It will not cause collapse hole and undergauge in journey, the ground of work progress will not be caused.
Description of the drawings
Fig. 1 is that the circle of the present invention or the stirring-head of the large size prefabricated component of polygon arrange stereoscopic schematic diagram.
Fig. 2 is that circle or the large size prefabricated component of polygon and stirring-head of the invention arrange schematic top plan view.
Fig. 3 is the 1-1 diagrammatic cross-sections of Fig. 2.
Fig. 4 is the schematic diagram after prefabricated components expansion.
Fig. 5 is diagrammatic cross-section of the single stirring-head in working condition.
Fig. 6 be single stirring-head turn over turn 90 degrees after diagrammatic cross-section in the state of recycling.
Fig. 7 is that the rectangular large size prefabricated component of the present invention and stirring-head arrange schematic top plan view.
Fig. 8 be stirring-head in working condition, i.e. the 2-2 diagrammatic cross-sections of Fig. 7.
Fig. 9 is stopped for stirring-head, and the schematic diagram after intermediate two overturnings stirring-head overturning.
Figure 10 is the schematic diagram after being lifted up the overturning stirring-head of centre two in Fig. 9.
Figure 11 is the schematic diagram after translating two, the both sides translation stirring-head in Figure 10 to centre.
Figure 12 is by the schematic diagram after two, the both sides translation stirring-head overturning in Figure 11.
Figure 13 is by the diagrammatic cross-section of Figure 12.
Have in figure:Locating rack 1, overturning stirring-head 2, sliding turnover stirring-head 3, hoisting mechanism 4, switching mechanism 5, feed pipe 6, prefabricated components 7, steel wire rope 8, holder 9, power plant 10, thrust wheel 11, chain 12, stirrer gear head 13, horizontal guide rail 31.
Specific implementation mode
The technical solution of the present invention is described in further details with embodiment with reference to the accompanying drawings of the specification.
The large size prefabricated component underground construction device of the present invention, including locating rack 1, setting are below the locating rack 1 And multiple stirring-heads corresponding with 7 side wall of prefabricated components, the stirring-head are connected by the bracket above it with locating rack 1 respectively It connects, and can move horizontally or overturn relative to locating rack 1, in 7 sinking construction of prefabricated components, stirring-head is arranged in prefabricated components The lower section of 7 bottom ends section, after sinking construction, stirring-head can be translated by overturning or horizontal direction, be transferred to prefabricated In the cavity of component 7.Stirring-head includes holder 9, is arranged on the holder 9 power plant 10, thrust wheel 11, by described dynamic The chain 12 that power apparatus 10 drives, 12 outside of the chain are provided with stirrer gear head 13, and inside connect installation with thrust wheel 11.Support Horizontal guide rail 31, driving device and locking device are provided on frame, the stirring-head is mounted on horizontal guide rail 31, can drive It is moved horizontally under device driving, and by locking device locking positioning.
In a kind of embodiment of apparatus of the present invention, bracket and the branch on locating rack 1 are point articulated, can be on the locating rack 1 It is overturn together with stirring-head under the action of the switching mechanism 5 of setting, and by locking device locking positioning.
In a kind of embodiment, corresponding 7 section of prefabricated components of device is round or polygon, and stirring-head is in prefabricated components 7 The lower section in bottom end section is interspersed in height.
In a kind of embodiment, corresponding 7 section of prefabricated components of device is quadrangle, and the stirring-head includes overturning stirring-head 2 and sliding turnover stirring-head 3, the overturning stirring-head 2 is arranged at 7 tube wall inside edge of prefabricated components, can be relative to positioning Frame 1 is overturn, and the sliding turnover stirring-head 3 is arranged in the downside of the four corners section of 7 side wall of prefabricated components, can be relative to fixed The position translation of frame 1 and overturning.The part overturning stirring-head 2 is also connect with the hoisting mechanism 4 being arranged on locating rack 1, is had pre- The function of being promoted in 7 side wall of component processed, to vacate upturned position for the sliding turnover stirring-head 3 that subsequently moves in side wall.
The large size prefabricated component underground construction assembly of the present invention, including prefabricated components 7 and above-mentioned large size prefabricated Component underground construction device, the two installation are combined into one, between the stirring-head can be on the inside of prefabricated components 7 and below section Mobile or overturning.The setting of stirring-head 2 is overturn in 7 inside sidewalls edge of prefabricated components, the sliding turnover stirring-head 3 is arranged In the downside of the four corners section of 7 side wall of prefabricated components, the stirring-head arranged on 3 translation direction of sliding turnover stirring-head with The hoisting mechanism 4 installed on locating rack 1 connects, and has the function of being promoted in 7 side wall of prefabricated components.
In a kind of embodiment of the present invention, corresponding underground prefabricated components section is quadrangle, the multiple stirring-head packet Two the first stirring-heads and at least one set of second stirring-head are included, described two the first stirring-head face settings, each first stirs The length for mixing head is less than the inside length for the underground prefabricated components side wall that its correspondence is installed, and one group of second stirring-head is by multiple second Stirring-head composition arranged in a straight line is arranged along with the first stirring-head vertical direction, and the sum of length of one group of second stirring-head is right with it The length of outer side for the underground prefabricated components side wall that should be installed is suitable, and the stirring-head passes through the bracket and locating rack above it respectively 1 connection, can below the section of underground underground prefabricated components bottom end and on the inside of component between running fix and be promoted on locating rack 1 Side.
The large size prefabricated component underground construction method of the present invention, includes the following steps:
1)Above-mentioned large size prefabricated component underground construction device is hung in the cavity of underground prefabricated components, then will be applied Tooling set locating rack 1 positioned with prefabricated components 7 it is stuck;
2)The construction assembly that prefabricated components 7 and constructing device assemble is placed on construction station, is moved horizontally Or overturning stirring-head, so that it is located on the downside of 7 sidewall profiles of prefabricated components and cover entire section, then positioning is locked;
3)By water injection pipe to water supply at stirring-head, starts stirring-head, carry out sinking work, 7 lower part of prefabricated components is stirred Mixing the soil body and being mixed with water becomes mud or clay coating, and prefabricated components 7 sink immediately, after sinking in place, is fixed temporarily;
4)The top for lifting the prefabricated components 7 of the section of follow-up prefabricated components 7 supreme one sinking in place, one is assemblied by the two Then body is removed and is fixed temporarily, according to the step 3)Method continue sinking work;The repeated multiple times follow-up prefabricated components of assembly 7 and sink, until prefabricated components 7 sink to reaching the depth of design requirement;
5)Stirring-head is moved horizontally or overturn successively into the cavity of 7 inside sidewalls of prefabricated components, then by locating rack 1 It unlocks with prefabricated components 7, and is taken out out of prefabricated components 7 cavity entire constructing device by steel wire rope 8;
6)The soil body that 7 lower part of prefabricated components is stirred to pine with injection or slip casting method carries out substitution reinforcement.
Above-described embodiment is only the preferred embodiment of the present invention, it should be pointed out that:For the ordinary skill of the art For personnel, without departing from the principle of the present invention, several improvement and equivalent replacement can also be made, these are to the present invention Claim be improved with the technical solution after equivalent replacement, each fall within protection scope of the present invention.

Claims (9)

1. a kind of large size prefabricated component underground construction device, which is characterized in that the device includes locating rack(1), setting institute State locating rack(1)Lower section and and prefabricated components(7)The corresponding multiple stirring-heads of side wall, the stirring-head is respectively by above it Bracket and locating rack(1)Connection, and can be relative to locating rack(1)It moves horizontally or overturns, in prefabricated components(7)Sinking construction When, stirring-head is arranged in prefabricated components(7)The lower section in bottom end section, after sinking construction, stirring-head can pass through overturning Or horizontal direction translation, it is transferred to prefabricated components(7)Cavity in.
2. large size prefabricated component underground construction device according to claim 1, which is characterized in that the stirring-head includes Holder(9), be arranged in the holder(9)On power plant(10), thrust wheel(11), by the power plant(10)Driving Chain(12), the chain(12)Outside is provided with stirrer gear head(13), inside and thrust wheel(11)Connection installation.
3. large size prefabricated component underground construction device according to claim 1, which is characterized in that be arranged on the bracket There is horizontal guide rail(31), driving device and locking device, the stirring-head is mounted on horizontal guide rail(31)On, it can be in driving device It is moved horizontally under driving, and by locking device locking positioning.
4. large size prefabricated component underground construction device according to claim 1, which is characterized in that the bracket and positioning Frame(1)On branch it is point articulated, can be in the locating rack(1)The switching mechanism of upper setting(5)Under the action of together with stirring-head Overturning, and by locking device locking positioning.
5. large size prefabricated component underground construction device according to claim 1,2,3 or 4, which is characterized in that the device Corresponding prefabricated components(7)Section is round or polygon, and stirring-head is in prefabricated components(7)It is handed in height the lower section in bottom end section Mistake distribution.
6. large size prefabricated component underground construction device according to claim 1,2,3 or 4, which is characterized in that the device Corresponding prefabricated components(7)Section is quadrangle, and the stirring-head includes overturning stirring-head(2)With sliding turnover stirring-head(3), The overturning stirring-head(2)It is arranged in prefabricated components(7)It, can be relative to locating rack at tube wall inside edge(1)Overturning, it is described flat Move overturning stirring-head(3)It is arranged in prefabricated components(7)The downside of the four corners section of side wall, can be relative to locating rack(1)It is flat It moves and overturns;
The part overturning stirring-head(2)Also with locating rack(1)The hoisting mechanism of upper setting(4)Connection, has in prefabricated components (7)The function of being promoted in side wall, so as to subsequently to move to the sliding turnover stirring-head in side wall(3)Vacate upturned position.
7. a kind of large size prefabricated component underground construction assembly, which is characterized in that the assembly includes prefabricated components(7)Such as Large size prefabricated component underground construction device described in claim 1,2,3,4,5 or 6, the two installation is combined into one, described Stirring-head can be in prefabricated components(7)It moves or overturns between below inside and section.
8. large size prefabricated component underground construction assembly according to claim 7, which is characterized in that the large scale is pre- Component underground construction device processed is as claimed in claim 6, overturns stirring-head(2)It is arranged in prefabricated components(7)Inside sidewalls edge Place, the sliding turnover stirring-head(3)It is arranged in prefabricated components(7)The downside of the four corners section of side wall, in sliding turnover Stirring-head(3)The stirring-head and locating rack arranged on translation direction(1)The hoisting mechanism of upper installation(4)Connection, has prefabricated Component(7)The function of being promoted in side wall.
9. a kind of large size prefabricated component underground construction method, which is characterized in that this approach includes the following steps:
1)Any large size prefabricated component underground construction device of claim 1 to 6 is hung in the sky of underground prefabricated components In chamber, then by constructing device locating rack(1)With prefabricated components(7)It positions stuck;
2)By prefabricated components(7)The construction assembly assembled with constructing device be placed on construction station on, move horizontally or Stirring-head is overturn, it is made to be located at prefabricated components(7)On the downside of sidewall profiles and entire section is covered, then positioning is locked;
3)By water injection pipe to water supply at stirring-head, starts stirring-head, carry out sinking work, prefabricated components(7)The stirring of lower part The soil body is mixed with water becomes mud, prefabricated components(7)Sink immediately, after sinking in place, is fixed temporarily;
4)Lift follow-up prefabricated components(7)The prefabricated components that a supreme section sinks in place(7)Top, the two is assemblied into one Then body is removed and is fixed temporarily, according to the step 3)Method continue sinking work;The repeated multiple times follow-up prefabricated components of assembly (7)And sink, until prefabricated components(7)Sink to reaching the depth of design requirement;
5)Stirring-head is moved horizontally or overturn successively to prefabricated components(7)In the cavity of inside sidewalls, then by locating rack(1) With prefabricated components(7)Unlock, and pass through steel wire rope(8)By entire constructing device from prefabricated components(7)Cavity in take out;
6)With injection or slip casting method by prefabricated components(7)The soil body that pine is stirred in lower part carries out substitution reinforcement.
CN201610302557.XA 2016-05-09 2016-05-09 Large size prefabricated component underground construction device, assembly and construction method CN105951752B (en)

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CN105951752B true CN105951752B (en) 2018-10-26

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4313070B2 (en) * 2002-03-29 2009-08-12 太平洋セメント株式会社 Sludge treatment method in ready-made pile construction and ground reinforcement structure obtained by the treatment method
KR100949781B1 (en) * 2009-07-10 2010-03-30 (주) 태평양지질 Retaining wall structure and it's construnction method
CN201520969U (en) * 2009-08-25 2010-07-07 天津一建建筑工程有限公司 Prefabricated hollow diaphragm wall body
CN102218773A (en) * 2011-04-25 2011-10-19 山东天河科技有限公司 Guniting material mixer
CN105297707A (en) * 2015-09-10 2016-02-03 袁江 Concrete soil retaining row pile and row pile wall

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102561946B (en) * 2012-02-01 2014-07-23 山河智能装备股份有限公司 Drilling rig with following pipe pile and construction method for following pipe pile

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4313070B2 (en) * 2002-03-29 2009-08-12 太平洋セメント株式会社 Sludge treatment method in ready-made pile construction and ground reinforcement structure obtained by the treatment method
KR100949781B1 (en) * 2009-07-10 2010-03-30 (주) 태평양지질 Retaining wall structure and it's construnction method
CN201520969U (en) * 2009-08-25 2010-07-07 天津一建建筑工程有限公司 Prefabricated hollow diaphragm wall body
CN102218773A (en) * 2011-04-25 2011-10-19 山东天河科技有限公司 Guniting material mixer
CN105297707A (en) * 2015-09-10 2016-02-03 袁江 Concrete soil retaining row pile and row pile wall

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