CN110016928A - Secondary pile connection construction method and its floor structure - Google Patents
Secondary pile connection construction method and its floor structure Download PDFInfo
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- CN110016928A CN110016928A CN201910328225.2A CN201910328225A CN110016928A CN 110016928 A CN110016928 A CN 110016928A CN 201910328225 A CN201910328225 A CN 201910328225A CN 110016928 A CN110016928 A CN 110016928A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
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- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Piles And Underground Anchors (AREA)
- Road Paving Structures (AREA)
Abstract
The invention belongs to pile foundation structure technical field, a kind of secondary pile connection construction method and its floor structure are provided.The present invention includes the following steps: that S1 carries out construction first segment stake on construction nature ground;S2 carries out backfilling of earthwork on construction nature ground;S3 digs out the top pile crown of first segment stake in backfilling of earthwork layer;S4 pile connection construction second segment stake on the pile crown of top, this programme construction method walk away safety is secure, can effectively shorten the construction period, reduces the earthwork and transports number, reduces fugitive dust, advantageous to ecological environment.
Description
Technical field
The present invention relates to pile foundation structure technical fields, and in particular to a kind of secondary pile connection construction method.
Background technique
Industry storage project indoor and outdoor terrace height difference is generally at 1.3 meters or so at present, live nature terrace height basic bit
In or lower than outdoor positive negative zero.Terrace is settled as industrial storage project and requirement for bearing capacity is higher, when soil layer is not able to satisfy
When terrace bearing capacity and settlement request, need to add terrace stake improve bearing capacity and reduce settling amount, terrace stake dig stake when
It waits since depth is larger, it is therefore necessary to it is marched in backfill and is constructed using stake machine, and terrace stake top absolute altitude is higher than
Natural ground, therefore need to carry out backfilling of earthwork before piling, meet stake machine and march in backfill and constructs.
As shown in Fig. 2, the conventional construction method of original terrace stake are as follows:
The first step, backfill need to be backfilled to other than building side axis line 5-6 meters, reserve ram machine construction operating surface, be convenient for side
Axle portion position pile driving construction, the earthwork need to be backfilled to stake top or more 500 or so, to the protection problem of stake top when solving stake machine row;
Second step, stake machine, which advances to, carries out pressing pile construction above backfill, piling will be depressed into backfill face or less.
It has the following disadvantages:
1, backfill is limited by construction environment and operational method, and the soil body is difficult to stable in a short time.Backfill thickness thickness reaches
1.3 meters or so, backfill progress is affected by rainy days;Practical backfill layered compacted thickness is generally all wanted beyond specification simultaneously
It asks, is unable to reach the compactness requirement of needs;So consider to be unable to satisfy the requirement for backfilling and driving piles at once at once from progress, this
Backfill under kind state is unfavorable for a machine walking, exists simultaneously a risk for machine unstability, easily causes accident;
2, (stake top protects soil layer 13 to refer to consideration in stake machine walking process for reserved stake top protection soil layer 13 and stake machine operation face 26
In do not damage the pile crown constructed by pressure, generally to exceed 500 or more stake top;The backfill of work surface 26 refers on the outside of concrete retaining wall 5-6 meters
Range), and exactly the two-part earthwork be it is extra, the later period needs to transport outward in terrace and road construction, virtually increases
Backfill amount and amount of being unearthed increase construction cost and influence integral construction progress.
Summary of the invention
For the defects in the prior art, the present invention provides secondary pile connection construction method, and this programme construction method is simply pacified
It is complete secure, it can effectively shorten the construction period, reduce the earthwork and transport number, reduce fugitive dust, it is advantageous to ecological environment.
In order to achieve the above objectives, secondary pile connection construction method provided by the invention, includes the following steps:
S1 carries out construction first segment stake on construction nature ground, and the top pile crown of first segment stake is located at nature below ground;
S2 corresponds to building side axis line constructing structure cushion cap and concrete retaining wall, to the construction nature ground within concrete retaining wall
Carry out backfilling of earthwork;
S3 digs out the top pile crown of first segment stake in backfilling of earthwork layer;
S4 backfills the earthwork around second segment stake in the top pile crown pile connection construction second segment stake of first segment stake.
The technical principle and technical effect of this programme are as follows:
Terrace stake is divided into two sections of constructions by this programme, and first segment is constructed before backfilling of earthwork, and stake machine is directly naturally
It is carried out on face, the earthwork of the opposite backfill in natural ground, soil property is more closely knit, and the large scale equipments such as stake machine construct to get up more above
Safely, the case where being less prone to unstability, and whole section of one-off construction is compared, the duration using stake machine is shorter, and rainy days is to it
Caused by hidden danger also will accordingly reduce.
Due to the upper end of second segment stake setting first segment, difficulty of construction will be significantly reduced, and not use a machine
Construction, can be used mechanical engagement and manually carries out stub welding, therefore on the uncompacted back fill course of opposite soil property, can be normal
Construction, the influence to construction will be also substantially reduced rainy days, guarantee that the whole duration for guaranteeing progress main line promotes as scheduled.
The top pile crown of first segment stake is located at nature ground hereinafter, protecting the pile crown of first segment stake, avoids a machine traveling pair
It is damaged, while being first segment stake and mistake at the layering of the second dignified junction and natural ground and back fill course
It opens, improves the stress intensity of first segment stake with the second dignified junction.
Due to not needed on back fill course using stake machine large scale equipment, also there is no need to be set as the large sizes such as machine
Work surface is arranged in equipment, and the work surface is extra soil layer, is not provided with the extra soil layer, can be to avoid after piling
Secondary transhipment, causes work to waste, and is protected by edge of the concrete retaining wall to back fill course.Pile extension part is filled and led up, is protected
The flatness at pile extension position is demonstrate,proved, the bonding strength at pile extension position is improved.
Since second segment stake does not pass through the construction of the large scale equipments such as machine, do not need to backfill in stake top absolute altitude above section
Soil layer, therefore also there is no need to carry out secondary transhipment, piling knot to pile foundation absolute altitude above section back fill course after piling
It will be convenient for Ground arrangement after beam, and effectively can accurately balance scene and be measured into soil, reduce the secondary cost of wheeling of the earthwork, reduce the earthwork
Number is transported, fugitive dust is reduced, it is advantageous to ecological environment.
Further, using hammering or the construction method of static pressure, the duration is shorter for first segment stake, can preferably avoid severe
The influence of weather.
Further, natural ground construction has cushion cap stake, structure cushion cap and the construction of concrete retaining wall below building side axis line
In the stake top of the cushion cap stake, the stake top that cushion cap stake is arranged in concrete retaining wall improves the load-bearing capacity of bottom, avoids the occurrence of sedimentation, together
Effective enclosing of Shi Tigao back fill course.
Further, it needs to flatten construction nature ground before step S1, it is closely knit to improve nature ground soil property
Degree, while convenient operation above it.
Further, earthwork needs around second segment stake are backfilled symmetrically gradually to carry out, avoid side lateral pressure is excessive from causing stake
Bulk damage.
Further, second segment pile driving construction pile extension and backfilling of earthwork need lapping construction, the i.e. a batch of progress of a batch, this batch
Secondary completion pile extension completes the pile extension that backfilling of earthwork carries out next batch again later, and convenient for being supported to second segment stake, raising is connect
The firmness of stake, while avoiding influencing other processes thereafter, it shortens the construction period.
A kind of floor structure based on secondary pile connection construction method described in claim 1, including terrace stake and cushion cap stake;
The terrace stake is distributed within building side axis line, and the terrace stake includes first segment stake and second segment stake, the first segment
The top of stake is located at nature ground hereinafter, the upper end of the first segment stake and the lower end of the second segment stake are welded;The cushion cap
Stake is distributed on building side axis line, and the cushion cap stake is located at nature ground hereinafter, the top of the cushion cap stake is equipped with cushion cap, institute
State the top construction concrete retaining wall of cushion cap;It is backfilled with the earthwork in the concrete retaining wall, the earthwork positioned at second segment stake periphery is symmetrical
Gradually backfill.
Terrace stake is divided into two sections by this programme, the stake top of first segment be located at nature ground hereinafter, can backfilling of earthwork it
Preceding construction, stake machine directly carry out on natural ground, and the earthwork of the opposite backfill in natural ground, soil property is more closely knit, and stake machine etc. is big
Type equipment is constructed safer, the case where being less prone to unstability of getting up above, and compares whole section of one-off construction, uses stake
The duration of machine is shorter, and hidden danger caused by it also will accordingly reduce rainy days.
Due to the upper end of second segment stake setting first segment, difficulty of construction will be significantly reduced, and not use a machine
Construction, thus on the uncompacted back fill course of opposite soil property, it can be with normal construction, influence of the rainy days to construction also will be obvious
It reduces, guarantees that the whole duration for guaranteeing progress main line promotes as scheduled.
Since second segment stake does not pass through the construction of the large scale equipments such as machine, do not need to backfill in stake top absolute altitude above section
Soil layer, therefore also there is no need to carry out secondary transhipment, piling knot to pile foundation absolute altitude above section back fill course after piling
It will be convenient for Ground arrangement after beam, and effectively can accurately balance scene and be measured into soil, reduce the secondary cost of wheeling of the earthwork.
It is protected by edge of the concrete retaining wall to back fill course, the stake top that first segment stake is arranged in concrete retaining wall improves
The load-bearing capacity of bottom avoids the occurrence of sedimentation, while improving effective enclosing of back fill course.It avoids setting for large scale equipments such as stake machines
Work surface is set, secondary transhipment is not needed after piling, is shortened the construction period.
It further, further include having connection component and locked component;The connection component includes connecting column and attachment base, described
The upper end of connecting column is connected to the lower end surface of the second segment stake, and the lower end of the connecting column is arc surface structure, the circular arc
The top excircle of face structure is equipped with necking segment;The attachment base is fixed on the upper surface of the first segment stake, the attachment base
Upper surface be equipped with lockhole, the side wall of the lockhole is equipped with pin hole, is combined with lock pin and spring in the pin hole, the lock pin
Head extends in the lockhole, and the head of the lock pin is equipped with inclination stress surface, the tail portion of the lock pin and the bullet upwards
One end of spring connects, and the other end of the spring is connect with the bottom of the pin hole;The locked component includes utricule, triggering pipe
And sponge, the utricule are placed in the bottom hole of the lockhole, which is built-in with 502 glue, and the utricule is connected to by conduit
It is managed to the triggering, the triggering pipe is set to the pin hole, and the both ends of the triggering pipe are born against to the tail of the lock pin
The bottom hole in portion and the pin hole, the triggering pipe will be ruptured by lock pin extruding, and the sponge is filled in the lock pin
Gap between tail portion and the bottom of the pin hole.
Connection component and locked component as first segment stake and another connector of second segment stake, so as to improve first segment stake and
The bonding strength of second segment stake, connecting column is fixed on the second dignified lower end surface, when first segment stake is connected with second segment stake
It waits, connecting column is downwardly into the second dignified lockhole, since the lower end of connecting column is arc surface structure, and the head of lock pin
Equipped with inclination stress surface, therefore connecting column can be easy to squeeze lock pin into pin hole, since the tail portion of lockhole is equipped with triggering
Pipe, and trigger pipe and utricule is connected to by connecting tube, therefore trigger pipe after lock pin racks, intracorporal 502 glue of capsule can since then
To overflow, connecting column continues downwards, and lock pin springs back the necking segment for entering connecting column, and then connecting column is buckled and is fixed, connection
The lower end of column will squeeze utricule, and intracorporal 502 glue of capsule, which is extruded from breach, to flow out, and 502 glue of outflow overflow to lock pin
The position of lock pin is locked in gap, is solidified after 502 glue are in conjunction with sponge, the solid of a monolith hard will be formed, with
This, which is further increased, provides the support of stronger strength to the tail portion of lock pin, and lock pin is avoided to release the buckle to connecting column.It is logical
Crossing above scheme may be implemented quick pile extension, and working principle is more ingenious, and using 502 the glue solidifies characteristics, at pile extension, structure is more
Add and stablizes persistently.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is structural schematic diagram provided in an embodiment of the present invention;
Fig. 2 is the structural schematic diagram of original scheme;
Fig. 3 is the connection component of the embodiment of the present invention and the schematic diagram of locked component;
Fig. 4 is the schematic diagram of the lock pin of the embodiment of the present invention.
Appended drawing reference:
Terrace stake 1, cushion cap stake 2, outdoor natural ground elevation 3, doors structure terrace absolute altitude 4, building side axis line 5, room
Interior reservoir area 6, cushion cap 7, backfill height 8, secondary pile extension position 9, concrete retaining wall 10, second segment stake 11, back fill course 12, protection
Soil layer 13, first segment stake 14, necking segment 15, connecting column 16, pin hole 17, attachment base 18, lock pin 19, connecting tube 20, utricule 21, touching
Send out pipe 22, sponge 23, inclination stress surface 24, diversion trench 25, work surface 26.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.It should be noted that unless otherwise indicated, technical term or scientific term used in this application are should be belonging to the present invention
The ordinary meaning that field technical staff is understood.
Embodiment 1:
As shown in Figure 1, the floor structure of the secondary pile connection construction method of the present invention includes terrace stake 1 and cushion cap stake 2;Describedly
Level ground stake 1 is distributed within building side axis line 5 (i.e. indoor, building side axis line right part in figure), and the terrace stake 1 includes
First segment stake 14 and second segment stake 11,14 ram machine construction of first segment stake, second segment manually carry out stub welding using mechanical engagement,
Whole section of one-off construction is avoided, the duration using stake machine is shorter, and hidden danger caused by it also will accordingly reduce rainy days, and described
The top of one section of stake 14 is located at nature ground hereinafter, the upper end of the first segment stake 14 and the lower end of the second segment stake 11 are welded
It connects;The cushion cap stake 2 is distributed on building side axis line 5, and the cushion cap stake 2 is located at nature ground hereinafter, the cushion cap stake 2
Top is equipped with cushion cap 7, the top construction concrete retaining wall 10 of the cushion cap 7;It is backfilled with the earthwork in the concrete retaining wall 10, is located at the
The earthwork of two sections of 11 peripheries of stake symmetrically gradually backfills.
The construction procedure of above structure is as follows:
Construction nature ground is flattened first.
S1 carries out construction first segment stake 14, the earthwork of the opposite backfill in natural ground on construction nature ground, and soil property more encrypts
Real, the large scale equipments such as stake machine are constructed safer, the case where being less prone to unstability of getting up above.First segment stake 14 is using hammering
Or the construction method of static pressure, the top pile crown of first segment stake 14 are located at nature below ground;
S2 carries out backfilling of earthwork on construction nature ground;
S3 digs out the top pile crown of first segment stake 14 in backfilling of earthwork layer;
S4 pile connection construction second segment stake 11 on the pile crown of top, since the upper end of first segment is arranged in second segment stake 11,
Difficulty of construction will significantly reduce, and not use machine that can construct, stub welding is manually carried out using mechanical engagement, relatively native
It, can also be with normal construction on the uncompacted back fill course 12 of matter;
S5 carries out backfilling of earthwork to pile extension position, carries out backfilling of earthwork to 11 pile extension position of second segment stake and needs symmetrically gradually
It carries out.
Since second segment stake 11 is not by the construction of the large scale equipments such as stake machine, do not need to return in stake top absolute altitude above section
Fill stratum 12.Backfill amount is advanced without the concern for stake machine collides stake top, i.e. the extra earthwork of more backfills thereto.Piling knot
It will be convenient for Ground arrangement after beam, and effectively can accurately balance scene and be measured into soil, reduce the secondary cost of wheeling of the earthwork.
The construction pile extension of second segment stake 11 needs lapping construction with to 11 pile extension position of second segment stake progress backfilling of earthwork, i.e., a collection of
Secondary a batch of progress, the batch complete pile extension, the pile extension that backfilling of earthwork carries out next batch again later are completed, convenient for second
Section stake is supported, and improves the firmness of pile extension, while avoiding influencing other processes thereafter, is shortened the construction period.
It is not needed on back fill course 12 using stake machine large scale equipment, therefore also there is no need to be set as the large sizes such as machine to set
Standby setting work surface, after the completion of step S1, to the 14 stake top constructing structure cushion cap 7 of first segment stake for being located at building side axis line 5
With concrete retaining wall 10, it is synchronous with S4 carry out, protected by edge of the concrete retaining wall 10 to back fill course 12, can to avoid
Secondary transhipment after piling, the stake top that first segment stake 14 is arranged in retaining wall improve the load-bearing capacity of bottom, and it is heavy to avoid the occurrence of
Drop, while improving effective enclosing of back fill course 12.
Embodiment 2
Compared to the floor structure of embodiment 1, as shown in figure 3, the present embodiment further includes having connection component and locked component, even
Connected components and the cooperation welding of locked component are to connect first segment stake 14 and second segment stake 11.
The connection component includes connecting column 16 and attachment base 18, and the upper end of the connecting column 16 is connected to the second segment
The lower end surface of stake 11, the lower end of the connecting column 16 are arc surface structure, and the top excircle of the arc surface structure is equipped with contracting
Cervical part of esophagus 15;The attachment base 18 is fixed on the upper surface of the first segment stake 14, and the upper surface of the attachment base 18 is equipped with lockhole,
The side wall of the lockhole is equipped with pin hole 17, and lock pin 19 and spring are combined in the pin hole 17, and the head of the lock pin 19 extends
In to the lockhole, the head of the lock pin 19 is equipped with inclination stress surface 24 upwards, and inclination stress surface 24 is matched with arc surface structure
It closes, can be more easier to push lock pin 19 into pin hole 17.The tail portion of the lock pin 19 is connect with one end of the spring, institute
The other end for stating spring is connect with the bottom of the pin hole 17.When connecting column 16 is downwardly into pin hole 17, lock pin 19 is in pin hole 17
Interior retraction, when necking segment 15 is by pin hole 17, lock pin 19 pops up with the help of spring, and then connecting column 16 is blocked.
The locked component includes that utricule 21, triggering pipe 22 and sponge 23, the utricule 21 are placed in the hole of the lockhole
Bottom, the utricule 21 are built-in with 502 glue, and the utricule 21 is connected to the triggering pipe 22 by conduit, and the triggering pipe 22 is set
It is placed in the pin hole 17, the both ends of the triggering pipe 22 bear against the hole to the tail portion of the lock pin 19 and the pin hole 17
Bottom, the triggering pipe 22 will be ruptured by the lock pin 19 extruding, and utricule 21 uses glass material, to guarantee it when being squeezed
Can be damaged in time, the sponge 23 is filled in gap between the tail portion of the lock pin 19 and the bottom of the pin hole 17, sponge
23 be porous media, does not interfere with the movement of lock pin 19 under normal conditions because it can have enough deformation quantities, with
502 glue will form hardware solid after combining solidification, and being achieved in from soft material dress becomes hard material.
Retraction section setting to guarantee lock pin 19 pop up enter tight lock part after, the lower end ability expulsion bladder of connecting column 16
Body 21, after guaranteeing that the pop-up of lock pin 19 enters tight lock part, 502 glue are just extruded, and avoid too early being fixed on lock pin 19
In pin hole 17, the purpose locked to connecting column 16 can not be played.
Therefore connecting column 16 can be easy to squeeze lock pin 19 into pin hole 17, and lock pin 19 is racked pipe 22 is triggered, even
It connects column 16 to continue downwards, lock pin 19 springs back the necking segment 15 for entering connecting column 16, and connecting column 16 is buckled and is fixed, is then connected
The lower end of column 16 will squeeze utricule 21, and 502 glue in utricule 21, which are extruded from breach, to flow out, and 502 glue of outflow overflow
The position of lock pin 19 is locked into 19 gap of lock pin, is solidified after 502 glue are combined with sponge 23, a monolith is hard by being formed
The solid of matter is further increased with this and provides the support of stronger strength to the tail portion of lock pin 19, avoids the releasing pair of lock pin 19
The buckle of connecting column 16.
As shown in connection with fig. 4, the side wall of connecting column 16 is axially laid with several diversion trenches 25, and the diversion trench 25 is from described
The tail portion of connecting column 16 extends to the middle part of connecting column 16, so that 502 glue can be smoothly between connecting column 16 and pin hole 17
Overflow, than receive with by the more steady lock of connecting column 16.
In specification of the invention, numerous specific details are set forth.It is to be appreciated, however, that the embodiment of the present invention can be with
It practices without these specific details.In some instances, well known method, structure and skill is not been shown in detail
Art, so as not to obscure the understanding of this specification.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations;To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement;And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (8)
1. a kind of secondary pile connection construction method, which comprises the steps of:
S1 construction nature ground carry out construction first segment stake (14), the top pile crown of first segment stake (14) be located at nature ground with
Under;
S2 corresponds to building side axis line constructing structure cushion cap (7) and concrete retaining wall (10), to the construction within concrete retaining wall (10)
Natural ground carries out backfilling of earthwork;
S3 digs out the top pile crown of first segment stake (14) in backfilling of earthwork layer;
S4 backfills second segment stake (11) surrounding earthwork in the top pile crown pile connection construction second segment stake (11) of first segment stake (14).
2. secondary pile connection construction method according to claim 1, which is characterized in that first segment stake (14) using hammering or
The construction method of static pressure.
3. -2 described in any item secondary pile connection construction methods according to claim 1, which is characterized in that in building side axis line
(5) natural ground also construct and is had cushion cap stake (2) below, and structure cushion cap (7) and concrete retaining wall (10) are constructed in the cushion cap stake (2)
Stake top.
4. -2 described in any item secondary pile connection construction methods according to claim 1, which is characterized in that need before step S1 pair
Construction nature ground is flattened.
5. -2 described in any item secondary pile connection construction methods according to claim 1, which is characterized in that backfill second segment stake (11)
Surrounding earthwork needs symmetrically gradually carry out.
6. -2 described in any item secondary pile connection construction methods according to claim 1, which is characterized in that second segment stake (11) construction
Pile extension and backfilling of earthwork need lapping construction.
7. a kind of floor structure based on secondary pile connection construction method described in claim 1, which is characterized in that including terrace stake
(1) and cushion cap stake (2);
The terrace stake (1) is distributed within building side axis line (5), and the terrace stake (1) includes first segment stake (14) and
The top of two sections of stakes (11), the first segment stake (14) be located at nature ground hereinafter, the first segment stake (14) upper end and institute
State the lower end welding of second segment stake (11);
The cushion cap stake (2) is distributed on building side axis line (5), and the cushion cap stake (2) is located at nature ground hereinafter, described hold
The top of platform stake (2) is equipped with cushion cap (7), and concrete retaining wall (10) are constructed in the top of the cushion cap (7);
It is backfilled with the earthwork in the concrete retaining wall (10), the earthwork for being located at second segment stake (11) periphery symmetrically gradually backfills.
8. the floor structure of secondary pile connection construction method according to claim 7, which is characterized in that further include having connection group
Part and locked component;
The connection component includes connecting column (16) and attachment base (18), and the upper end of the connecting column (16) is connected to described second
The lower end surface of section stake (11), the lower end of the connecting column (16) are arc surface structure, the top excircle of the arc surface structure
Equipped with necking segment (15);The attachment base (18) is fixed on the upper surface of the first segment stake (14), the attachment base (18)
Upper surface is equipped with lockhole, and the side wall of the lockhole is equipped with pin hole (17), is combined with lock pin (19) and spring in the pin hole (17),
The head of the lock pin (19) extends in the lockhole, and the head of the lock pin (19) is equipped with inclination stress surface (24) upwards,
The tail portion of the lock pin (19) is connect with one end of the spring, and the bottom of the other end of the spring and the pin hole (17) connects
It connects;
The locked component includes that utricule (21), triggering pipe (22) and sponge (23), the utricule (21) are placed in the lockhole
Bottom hole, which is built-in with 502 glue, and the utricule (21) is connected to the triggering pipe (22) by conduit, described
Triggering pipe (22) is set to the pin hole (17), and the both ends of the triggering pipe (22) are born against to the tail portion of the lock pin (19)
With the bottom hole of the pin hole (17), which is squeezed by the lock pin (19) to rupture, and the sponge (23) is filled out
Fill gap between the tail portion in the lock pin (19) and the bottom of the pin hole (17).
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CN201910328225.2A CN110016928B (en) | 2019-04-23 | 2019-04-23 | Secondary pile splicing construction method and terrace structure thereof |
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CN201910328225.2A CN110016928B (en) | 2019-04-23 | 2019-04-23 | Secondary pile splicing construction method and terrace structure thereof |
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CN110016928B CN110016928B (en) | 2020-12-22 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115478556A (en) * | 2022-09-28 | 2022-12-16 | 中国电建集团贵阳勘测设计研究院有限公司 | Sectional spliced pile foundation and construction method thereof |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012140802A (en) * | 2010-12-30 | 2012-07-26 | Noda Sekkei Co Ltd | Foundation structure using light axial force pile |
CN106869164A (en) * | 2017-04-15 | 2017-06-20 | 苏州中海建筑设计有限公司 | logistics warehouse retaining wall structure |
CN108442370A (en) * | 2017-02-16 | 2018-08-24 | 五冶集团上海有限公司 | The broken pile connector processing method of prestressed concrete pipe pile |
CN108487502A (en) * | 2018-06-21 | 2018-09-04 | 河北建筑工程学院 | A kind of assembled wall and its construction method with the stake that is located by connecting |
CN208280158U (en) * | 2018-04-27 | 2018-12-25 | 武汉炼化工程设计有限责任公司 | A kind of steel storage tank basis composite foundation structure |
-
2019
- 2019-04-23 CN CN201910328225.2A patent/CN110016928B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012140802A (en) * | 2010-12-30 | 2012-07-26 | Noda Sekkei Co Ltd | Foundation structure using light axial force pile |
CN108442370A (en) * | 2017-02-16 | 2018-08-24 | 五冶集团上海有限公司 | The broken pile connector processing method of prestressed concrete pipe pile |
CN106869164A (en) * | 2017-04-15 | 2017-06-20 | 苏州中海建筑设计有限公司 | logistics warehouse retaining wall structure |
CN208280158U (en) * | 2018-04-27 | 2018-12-25 | 武汉炼化工程设计有限责任公司 | A kind of steel storage tank basis composite foundation structure |
CN108487502A (en) * | 2018-06-21 | 2018-09-04 | 河北建筑工程学院 | A kind of assembled wall and its construction method with the stake that is located by connecting |
Non-Patent Citations (1)
Title |
---|
董炳寅,水伟厚,胡瑞庚: "《LNG 储罐高承台灌注桩"一体成型"关键技术及优化分析》", 《低温建筑技术》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115478556A (en) * | 2022-09-28 | 2022-12-16 | 中国电建集团贵阳勘测设计研究院有限公司 | Sectional spliced pile foundation and construction method thereof |
CN115478556B (en) * | 2022-09-28 | 2024-06-14 | 中国电建集团贵阳勘测设计研究院有限公司 | Segmented spliced pile foundation and construction method thereof |
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