CN209636844U - Stake method taper pile jacket construction system after the non-embedding rock of one kind - Google Patents
Stake method taper pile jacket construction system after the non-embedding rock of one kind Download PDFInfo
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- CN209636844U CN209636844U CN201920081284.XU CN201920081284U CN209636844U CN 209636844 U CN209636844 U CN 209636844U CN 201920081284 U CN201920081284 U CN 201920081284U CN 209636844 U CN209636844 U CN 209636844U
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- 238000010276 construction Methods 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 25
- 239000011435 rock Substances 0.000 title claims abstract description 15
- 239000002002 slurry Substances 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 abstract description 16
- 238000005259 measurement Methods 0.000 description 16
- 238000007596 consolidation process Methods 0.000 description 10
- 238000013461 design Methods 0.000 description 9
- 238000003466 welding Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
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- 235000013336 milk Nutrition 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000005429 filling process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 239000000725 suspension Substances 0.000 description 3
- 241001347978 Major minor Species 0.000 description 2
- 238000010009 beating Methods 0.000 description 2
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- 239000000463 material Substances 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
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- 239000003653 coastal water Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
This application discloses stake method taper pile jacket construction systems after a kind of non-embedding rock, the system includes: jacket, steel-pipe pile, guide pad and packer, steel-pipe pile sinks in jacket setting and its circumferential weld and is inoculated with slurry, packer is located at the bottom inside of jacket, and guide pad is located on the inner wall of jacket；It is fixed temporarily between steel-pipe pile by " 7 letter stencil " at the top of jacket；After temporary fixing lifting, welded between steel-pipe pile using ring flat-plate at the top of jacket.The application construction precision is high, Potential Working Time For Operation At Sea is saved, to ensure that jacket installation construction quality provides a strong guarantee.
Description
Technical field
The application belongs to jacket construction technical field, and in particular to stake method taper pile jacket construction system after the non-embedding rock of one kind
System.
Background technique
Jacket basis as it is a kind of it is light-weight, sea bed geological conditions adaptability is good, stability is good, overall stiffness is big, by
To the environmental loads such as wave and water flow effect it is smaller the advantages that, have been widely used for offshore wind farm blower foundation, marine rise
Pressure station basis and offshore production platform basis.Electric energy as marine wind electric field collects center, and offshore boosting station is wherein defeated change
The key facility of electricity, while being the key that entire marine wind electric field success or failure.Alpha Ventus (Germany), Belwind Demo
The external offshore boosting station such as (Belgium), Thornton Bank (Belgium), Walney (Britain) and Ormonde (Britain)
Structural shape mostly uses greatly jacket structure form, passes through grouting connection between jacket and steel-pipe pile.Jiangsu Luneng East Platform, river
In a large amount of coastal waters Wind Power Projects such as the strand Su great Tang, Jiangsu Three Gorges great Feng, Zhejiang Putuo 6# wind power plant, offshore boosting station basis
Stake method taper pile jacket base form after structure mostly uses.
Jacket is divided according to installation and the sequencing of piling construction in ocean engineering and offshore wind farm engineering, there are two types of
Structure type: first drive piles jacket and rear piling jacket.For rear stake method jacket construction, in existing construction technology
Common problem has: tentatively leveling there are jacket that difficulty is big, steel-pipe pile lifting pitching pile process in jacket installation work progress
Middle packer is easy to damage, jacket accurate leveling and fixation are not in place, jacket grouting is preceding because of jacket bottom sea near-bed
Mud is washed serious and causes the technical problems such as jacket integral sinking, these problems seriously affected subsequent grouting construction and
Jacket foundation construction quality.
Utility model content
The shortcomings that for the above-mentioned prior art or deficiency, the application technical problems to be solved are to provide a kind of non-embedding
Stake method taper pile jacket construction system after rock, construction precision is high, saves Potential Working Time For Operation At Sea, to ensure that jacket installation is constructed
Quality provides a strong guarantee.
In order to solve the above technical problems, the application has following constitute:
Present applicant proposes stake method taper pile jacket construction systems after a kind of non-embedding rock, comprising: jacket, is led at steel-pipe pile
To block and packer,
The steel-pipe pile, which is sunk in the jacket setting and its circumferential weld, is inoculated with slurry, and the packer setting is led described
The bottom inside of pipe support, the guide pad are arranged on the inner wall of the jacket on the packer；
Wherein, it is fixed temporarily between the steel-pipe pile by " 7 letter stencil " at the top of the jacket；Temporary fixing lifting
Afterwards, ring flat-plate permanent weld is used between the steel-pipe pile at the top of the jacket.
Further, described " 7 letter stencil " is evenly arranged along steel-pipe pile circumferencial direction, and " 7 letter stencil " and the steel pipe
It is to be fully welded connection between stake, the jacket.
The application also proposed stake method taper pile jacket construction method after the non-embedding rock of one kind, include the following steps:
S1, jacket measurement and positioning and sweeps extra large leveling；
S2, jacket installation ship near point stay position；
S3, jacket lifting installation；
S4, steel-pipe pile lifting installation and pitching pile operation；
S5, jacket tentatively level；
S6 is laid with protection against erosion river bottom protection in jacket bottom；
S7, steel-pipe pile pile sinking；
S8, jacket accurate leveling and fixation；
S9 is in the milk in the circumferential weld that jacket and steel-pipe pile are formed；
S10, fixed catheter frame and steel-pipe pile.
Further, in step s 4, pitching pile operation is sequentially completed using diagonal pitching pile mode.
Further, it is first inserted into steel-pipe pile in the high-end of the jacket, is inserted into steel-pipe pile after low side.
Further, when the stake bottom absolute altitude of steel-pipe pile from be sink to guide pad, packer designed elevation when, make steel-pipe pile according to
The region between jacket bottom guide block and packer is slow transitted through by self weight.
Further, when steel-pipe pile bottom absolute altitude is from the designed elevation for being sink to guide pad, packer, steel-pipe pile can not be relied on
Self weight continues through the region between jacket bottom guide block and packer, slings steel-pipe pile to certain altitude, adjusts position
Self weight is re-started to sink.
Further, in step s 5, it drowns oneself to steel-pipe pile after stablizing, the levelness of jacket is measured,
It is adjusted by levelness of the loop wheel machine to jacket, after preliminary leveling, by using " 7 at the top of jacket between steel-pipe pile
The mode of letter stencil " welding is fixed temporarily between jacket and steel-pipe pile；Wherein reserve jacket top and steel-pipe pile
Between be first not fixed for level operation.
Further, in step s 8, constantly measurement jacket position and levelness, jacket sinking in place after, press
Diagonal interleaved order carries out leveling operation to jacket, the tune when beating, until steel-pipe pile is sink to designed elevation；Reach in steel-pipe pile
Designed elevation and after completing the whole accurate leveling of jacket, by using " 7 words between steel-pipe pile at the top of jacket
The mode of plate " welding is fixed temporarily between jacket and steel-pipe pile.
Further, in step slo, " 7 letter stencil " temporary consolidation at the top of jacket between steel-pipe pile is released, then
Ring flat-plate permanent weld is used between steel-pipe pile at the top of jacket.
Compared with prior art, the application has the following technical effect that
(1) the application tentatively levels the big problem of difficulty for jacket during taper pile jacket construction, proposes logical
It crosses and seeks deviation, check and approve jacket motion direction and distance, and the method for moving jacket again by more people's repetition measurements, effectively
Solves the problems, such as this；
(2) it aiming at the problem that the application damages packer during steel-pipe pile lifting pitching pile, proposes and " first proposes stake-adjustment
The resolving ideas of position-pitching pile again " reduces the risk that packer is damaged during pitching pile；
(3) the application proposes during piling aiming at the problem that jacket being easy to appear in jacket installation sinks,
Using " 7 letter stencil " to being fixed temporarily by way of welding at the top of steel-pipe pile and jacket at the top of jacket, alternating is beaten
The temporary consolidation between jacket and steel-pipe pile is released to the stake position of piling when stake, the temporary consolidation by other positions undertakes conduit
The method that the mode of frame self weight prevents jacket from sinking；
(4) it after the application is completed for the problem that piling, accurate leveling, to prevent filling process jacket from sinking, mentions
It is applied out by using " 7 letter stencil " to grouting is carried out after being fixed between steel-pipe pile at the top of jacket again at the top of jacket
Work；
(5) the application is suitable for stake method taper pile jacket construction after non-embedding rock, versatile, particularly suitable offshore boosting station
Taper pile jacket foundation construction can effectively improve construction effect, reduce construction risk, it is ensured that construction quality.
Detailed description of the invention
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, the application's is other
Feature, objects and advantages will become more apparent upon:
Fig. 1: stake method taper pile jacket construction system schematic one after the non-embedding rock of the application；
Fig. 2: stake method taper pile jacket construction system schematic two after the non-embedding rock of the application；
Fig. 3: the partial enlarged view of structure as shown in Figure 1；
Fig. 4: the partial enlarged view of structure as shown in Figure 3；
Fig. 5: stake method taper pile jacket construction method flow diagram after the non-embedding rock of the application.
Specific embodiment
It is described further below with reference to technical effect of the attached drawing to the design of the application, specific structure and generation, with
It is fully understood from the purpose, feature and effect of the application.
As shown in Figures 1 to 4, stake method taper pile jacket construction system after the non-embedding rock of the present embodiment, comprising: jacket 10,
Steel-pipe pile 20, guide pad (not shown in figure) and packer 30, the steel-pipe pile 20 sink to the jacket 10 setting and
Slurry is inoculated in its circumferential weld, wherein be in the milk region M as shown in Fig. 2 in grouting region, and the setting of packer 30 is led described
The bottom inside of pipe support 10, the guide pad are arranged on the inner wall of the jacket 10 on the packer 30.
In the present embodiment, it is specifically described for four steel-pipe piles 20 are set, wherein the setting of steel-pipe pile 20
Quantity does not cause to limit to the protection scope of the application.
In the present embodiment, the guide pad is preferably provided at the jacket 10 close to the inner wall of its bottom and top
On；The guide pad is used for the inclination installation to the steel-pipe pile 20 and plays guiding role, when guide pad is arranged in jacket 10
On the inner wall of bottom and when the top of packer 30 is arranged in it, the guide pad, which also acts as, protects the packer 30
Effect, effectively prevent the steel-pipe pile 20 pitching pile and piling during to caused by the packer 30 damage etc..
Wherein, pass through between 10 top of the jacket and the steel-pipe pile 20 " 7 letter stencils " it 40 is fixed temporarily；It releases interim
After fixation, ring flat-plate permanent weld is used between 10 top of jacket and the steel-pipe pile 20.
The mode that is fixed temporarily in the present embodiment efficiently solves in the installation of jacket 10 and is easy in filling process
Existing 10 subsidence problems of jacket；By being used at the top of jacket 10 " 7 letter stencils " 10 top of 40 pairs of steel-pipe piles 20 and jacket
The mode welded is fixed temporarily, and is released when alternately driving piles to the stake position of piling interim between jacket 10 and steel-pipe pile 20
Consolidation, the mode that the temporary consolidation by other positions undertakes the self weight of jacket 10 prevent jacket 10 from sinking.
Wherein, described " 7 letter stencils " it 40 is evenly arranged along 20 circumferencial direction of steel-pipe pile, and described " 7 letter stencils " 40 and the steel
It is to be fully welded connection between tubular pole 20, the jacket 10.
It is described " 7 letter stencils " 40 setting quantity can be selected according to the actual situation, it is not right that quantity is specifically set
The protection scope of the application causes to limit.
As shown in figure 5,10 construction method of stake method taper pile jacket after the non-embedding rock of the present embodiment, includes the following steps:
Step 1,10 measurement and positioning of jacket and sweeps extra large leveling；
The plan-position of jacket 10 and elevation are the key that control 10 measurement and positionings of jacket, are installed in jacket 10
Before, it carries out the wire drag survey in 10 region of jacket and carries out lathe leveling, confirm whether mud face absolute altitude and opposite height difference meet
Design requirement after verifying is qualified, transfers loop wheel machine main hook, the location and installation of jacket 10 is carried out after survey crew's measurement.
The measurement and positioning of the jacket 10 needs to measure the center of the axis in length and breadth of jacket 10 on jacket 10
Point, and select longitudinal and transverse one side as jacket 10 and measure control point, center identification is carried out in advance.
Wherein, when loop wheel machine main hook is when being down to mud face 500mm, loop wheel machine brakes to stationary state, and survey crew carries out
Measurement.
Survey crew should carry out accurate measurement and positioning to position is fixed on jacket 10 and calculate this, find out deviation
Value checks and approves the motion direction and distance of jacket 10, moves jacket 10 again.
Divided after survey crew measurement by other two survey crews for the accuracy for being further ensured that measurement data
It carry out not duplex measurement.
The present embodiment seeks deviation by above-mentioned, checks and approves 10 motion direction of jacket and distance, and again by more people's repetition measurements
The method of secondary mobile jacket 10, jacket tentatively levels that difficulty is big to ask during effective solution taper pile jacket construction
Topic.
Step 2,10 installation ship near point of jacket stay position；
When Specific construction operation, 6 grades of wind speed of actual measurement should be selected hereinafter, wave height is less than the weather of 1m, ship is stayed position into point, done
Good preparation.
Step 3, the lifting installation of jacket 10；
After the completion of ship near point, wirerope is hung up properly, and tie up cable wind rope.Slowly sling jacket 10, lifting distance transport
After ship clamping plate certain altitude, cargo ship is removed, and keeps the original lifting state of crane ship, will under the action of crane ship anchor hawser
Crane ship is moved to 10 design centre of jacket and is positioned, and transfers jacket 10 to sea bed face after the completion of positioning, slowly loose
Wirerope.
Wherein, in the present embodiment, cable wind rope preferably arranges two, is arranged in 10 two sides of jacket.Wherein, cable
Wind rope one end is fixed on jacket 10, and the other end is fixed on the hoist engine on crane ship.
In the present embodiment, the height about 1m of jacket 10 is sling, specific height can be adjusted slightly according to the actual situation.
In this step, after jacket 10 sinks and stablizes, 10 absolute altitude of jacket, center line etc. are measured.If no
Meet design requirement, needs to relocate, transfer, until meeting design requirement.
Step 4, the lifting of steel-pipe pile 20 installation and pitching pile operation；
Steel-pipe pile 20 ensures that suspension hook and wirerope are put down gently to the lifting lug of steel-pipe pile 20 when lifting by crane, and avoids applying pile body anti-corrosion
Layer generates impact and abrasion.After lifting, by the cooperation of major-minor suspension hook, turn over steel-pipe pile 20 slowly by horizontality to setting
The tilt angle of meter transfers steel-pipe pile 20, carries out pitching pile construction operation.
When Specific construction operation, hang stake leave barge moment it is steady, be unable to towing post.
After the completion of the turn of steel-pipe pile 20, cantilever crane is rotated to 10 orientation of jacket, and crane ship acts on adjusting angle by anchor hawser
Degree, major-minor suspension hook synchronous ascending, so that steel-pipe pile 20 to certain altitude can smoothly enter into 10 top stake mouth of jacket.
When the decentralization of steel-pipe pile 20 is to when turning over lifting lug close to 10 top stake mouth of jacket, auxiliary body turning hoist cable is unloaded, cuts off and turns over
Body lifting lug, steel-pipe pile 20 are drowned oneself after stabilization, are extractd wirerope, are sequentially completed its excess-three steel-pipe pile 20 using diagonal pitching pile mode
Pitching pile operation.Wherein, in the present embodiment, the steel-pipe pile 20 is preferably four.
Wherein, it is first inserted into steel-pipe pile 20 in the high-end of the jacket 10, is inserted into steel-pipe pile 20 after low side, that is, pitching pile is suitable
Sequence is to insert principle after high-end first slotting, least significant end.
As a further improvement, when the stake bottom absolute altitude of steel-pipe pile 20 is sink to the designed elevation of guide pad, packer 30 certainly
When, pile sinking speed should be reduced, slow transit through steel-pipe pile 20 between 10 bottom guide block of jacket and packer 30 by self weight
Region.
When 20 bottom absolute altitude of steel-pipe pile is from the designed elevation for being sink to guide pad, packer 30, steel-pipe pile 20 can not be by certainly
The region between 10 bottom guide block of jacket and packer 30 is continued through again, slings steel-pipe pile 20 to certain altitude, adjustment
Position re-starts self weight and sinks.
The present embodiment is reduced by using the construction method of " first mentioning stake-adjustment position-pitching pile again " in pitching pile process
The risk of middle damage packer 30.
Step 5, jacket 10 tentatively level；
It is drowned oneself after stablizing to steel-pipe pile 20, the levelness of jacket 10 is measured, by loop wheel machine by jacket
10 levelness are adjusted to design requirement, after preliminary leveling, by adopting between 10 top of jacket and steel-pipe pile 20
With " 7 letter stencils " 40 welding modes be fixed temporarily between jacket 10 and steel-pipe pile 20.
It wherein reserves 10 top of a jacket to be first not fixed with steel-pipe pile 20 for leveling operation, that is, be fixed temporarily wherein
The jacket 10 of three corresponding settings of steel-pipe pile 20, the jacket 10 of the corresponding setting of a remaining steel-pipe pile 20
Between be then first not fixed.
As a further improvement, described being fixed temporarily is to be faced jacket 10 and steel-pipe pile 20 by 7 letter stencils
When be welded and fixed.
Wherein, described " 7 letter stencils " it 40 is evenly arranged along 20 circumferencial direction of steel-pipe pile, and described " 7 letter stencils " 40 and the steel
It is to be fully welded connection between tubular pole 20, the jacket 10.
Preferably, described " 7 letter stencils " 40 setting quantity needs obtained according to checking computations.
The present embodiment at the top of jacket 10 by using " 7 letter stencil " to welding at the top of steel-pipe pile 20 and jacket 10
The mode connect is fixed temporarily, and releases the temporary consolidation between jacket 10 and steel-pipe pile 20 to the stake position of piling when alternately driving piles,
The mode that temporary consolidation by other positions undertakes the self weight of jacket 10 prevents jacket 10 from sinking.
Step 6 is laid with protection against erosion river bottom protection in 10 bottom of jacket；
After leveling at the beginning of completing jacket 10,10 position of jacket is substantially stationary, by diver work to 10 bottom of jacket
The sea bed face of mouth is laid with sand by river bottom protection, and 10 bottom of jacket is prevented to be washed.
It should be noted that in hammer piling, trend is too urgent, suspends pile sinking when surging excessive, keeps a close eye on crane ship
The working condition of anchor hawser position, stake and platform and hydraulic hammer.Such as occurs pile penetration abnormality in work progress, pile body declines suddenly
Phenomenon should stop hammering immediately, ascertain the reason, adopt an effective measure in time.
Step 7,20 pile sinking of steel-pipe pile；
After lifting hydraulic hammer is inserted in stake top, loop wheel machine hoist should slowly reduce, and after piling, start liquid with the smallest energy
Hammer starts pile sinking, measures leveling to jacket 10 in pile driving process.
Measurement should be repeated in the leveling during the pile driving process, until reaching designed elevation.
The levelness of repetition measurement jacket 10 after pile sinking does not such as reach design requirement and continues to finely tune, until leading
Pipe support 10 carries out being fully welded fixation after reaching design requirement.
Step 8,10 accurate leveling of jacket and fixation；
During piling, constantly measure position and the levelness of jacket 10,10 sinking of jacket in place after, by diagonal
Interleaved order carries out leveling operation to jacket 10, the tune when beating, until steel-pipe pile 20 is sink to designed elevation.
Wherein, leveling operation be pitching pile, piling, pile sinking in place after, by four steel-pipe piles, 20 therein three steel pipes
Stake 20 is fixed temporarily with jacket 10, is first leveled to an angle of jacket 10.
After steel-pipe pile 20 reaches designed elevation and completes the whole accurate leveling of jacket 10, by jacket 10
Between top and steel-pipe pile 20 using " 7 letter stencils " and by the way of 40 welding it is temporarily solid to being carried out between jacket 10 and steel-pipe pile 20
It is fixed.
Wherein, described " 7 letter stencils " it 40 is evenly arranged along 20 circumferencial direction of steel-pipe pile, and described " 7 letter stencils " 40 and the steel
It is to be fully welded connection between tubular pole 20, the jacket 10.
Preferably, described " 7 letter stencils " 40 setting quantity needs obtained according to checking computations.
In this step, the present embodiment uses " 7 letter stencil " to steel-pipe pile 20 and jacket also through at the top of jacket 10
The mode that 10 tops are welded is fixed temporarily, and is released between jacket 10 and steel-pipe pile 20 when alternately driving piles to the stake position of piling
Temporary consolidation, the temporary consolidation by other positions undertake jacket 10 self weight mode prevent jacket 10 sink.
Step 9 is in the milk in the circumferential weld that jacket 10 and steel-pipe pile 20 are formed, grouting region M as shown in Figure 2；
Grouting material is filled into 20 shape of jacket 10 and steel-pipe pile by the way of pumping mud jacking by the grouting connection of jacket 10
At circumferential weld between.
Wherein, any displacement cannot generates in filling process between jacket 10 and steel-pipe pile 20.
Step 10, fixed catheter frame 10 and steel-pipe pile 20.
It completes after waiting grouting materials to harden and reach design strength after being in the milk, releases 10 top of jacket and steel-pipe pile 20
Between " 7 letter stencils " 40 temporary consolidations, ring flat-plate permanent weld then is used between 10 top of jacket and steel-pipe pile 20, it is right
Jacket 10 is completed after welding position touch-up paint to construct.
Present application addresses there are jackets 10 just to level in 10 work progress of stake method taper pile jacket after existing non-embedding rock
Difficult, steel-pipe pile 20 lifts by crane packer 30, piling and filling process jacket 10 easily sinking, jacket easy to damage during pitching pile
10 accurate levelings and the leading pipe support 10 that is in the milk fix the technical problems such as not in place.The application has construction precision height, safety coefficient
The features such as height, equipment requirement is low, saves Potential Working Time For Operation At Sea and construction cost and high-quality 10 installation of jacket, is true
Marine 10 installation quality of jacket is protected to provide a strong guarantee.
Above embodiments are only to illustrate the technical solution of the application and non-limiting, referring to preferred embodiment to the application into
Detailed description is gone.Those skilled in the art should understand that the technical solution of the application can be modified or be waited
With replacement, without departing from the spirit and scope of technical scheme, should all cover within the scope of claims hereof.
Claims (2)
1. stake method taper pile jacket construction system after a kind of non-embedding rock, which is characterized in that
It include: jacket, steel-pipe pile, guide pad and packer,
The steel-pipe pile, which is sunk in the jacket setting and its circumferential weld, is inoculated with slurry, and the packer is arranged in the jacket
Bottom inside, the guide pad is arranged on the inner wall of the jacket on the packer；
Wherein, it is fixed temporarily between the steel-pipe pile by " 7 letter stencil " at the top of the jacket；After temporary fixing lifting, institute
It states between jacket top and the steel-pipe pile using ring flat-plate permanent weld.
2. system according to claim 1, which is characterized in that " 7 letter stencil " is evenly arranged along steel-pipe pile circumferencial direction,
It and is to be fully welded connection between " 7 letter stencil " and the steel-pipe pile, the jacket.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081284.XU CN209636844U (en) | 2019-01-17 | 2019-01-17 | Stake method taper pile jacket construction system after the non-embedding rock of one kind |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081284.XU CN209636844U (en) | 2019-01-17 | 2019-01-17 | Stake method taper pile jacket construction system after the non-embedding rock of one kind |
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| CN209636844U true CN209636844U (en) | 2019-11-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109594580A (en) * | 2019-01-17 | 2019-04-09 | 中交上海三航科学研究院有限公司 | Stake method taper pile jacket construction method and system after the non-embedding rock of one kind |
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2019
- 2019-01-17 CN CN201920081284.XU patent/CN209636844U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109594580A (en) * | 2019-01-17 | 2019-04-09 | 中交上海三航科学研究院有限公司 | Stake method taper pile jacket construction method and system after the non-embedding rock of one kind |
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