CN110144893A - Novel vibration pile sinking device - Google Patents
Novel vibration pile sinking device Download PDFInfo
- Publication number
- CN110144893A CN110144893A CN201811571700.0A CN201811571700A CN110144893A CN 110144893 A CN110144893 A CN 110144893A CN 201811571700 A CN201811571700 A CN 201811571700A CN 110144893 A CN110144893 A CN 110144893A
- Authority
- CN
- China
- Prior art keywords
- pile
- steel
- chain
- sinking
- pile sinking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 238000006073 displacement reaction Methods 0.000 claims abstract description 26
- 230000001012 protector Effects 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000002689 soil Substances 0.000 claims description 16
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 21
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 239000008358 core component Substances 0.000 abstract description 2
- 238000009435 building construction Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 7
- 239000000203 mixture Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000000306 component Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
- E02D7/18—Placing by vibrating
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
The invention belongs to the technical field of transportation and building construction equipment, and relates to a novel vibration pile sinking device, which utilizes a variable-frequency vibrating rod as a core component of the vibrating device, a steel pipe sleeve and a sleeve protector as protection facilities are connected with the vibrating rod, when the vibration pile sinking is carried out on site, a triangular support frame is used as a support system of the pile sinking, the height of the vibration pile sinking device is adjusted through a chain system, a miniature laser displacement meter is used for monitoring the horizontal displacement change of a pile body constantly in the construction of a monitoring system, the verticality of the pile body is ensured, an opening can be conveniently, quickly and accurately sunk to a specified position, so that the quick and simple pile sinking work of a prefabricated steel pipe pile is realized on the premise of ensuring the pile sinking quality, the construction process is simplified, the labor force is saved, the construction preparation work is simpler, and the pile sinking construction operation is safe and convenient, the construction period is shortened, the construction cost is reduced, and the construction requirement of environmental protection is met.
Description
Technical field:
The invention belongs to communications and transportation and construction equipment technical fields, are related to a kind of fast and convenient pile-sinking device,
Especially a kind of novel vibrating pile-sinking device.
Background technique:
In recent years, it is directed in communications and transportation and construction pile foundation plinth as a kind of essential type of foundation
There is an urgent need to a kind of fast and convenient pile-sinking devices for minor diameter open-end pipe pile needed for aedicula to meet construction requirement,
94111198.9 to disclose a kind of device for press-in sinking of hydraulic post-vibration pile tip include stake bar, pile top, vibrator, and stake bar is one hollow
Stake bar, stake bar centre bore are built-in with a steel cylinder column hydraulic vibrator, have a vibropile rabbeted with it in the end of stake bar
Point, pile top starting of oscillation after stake bar sinks to certain absolute altitude make sand body around it liquefy, and end resistance is remarkably decreased, and simultaneously in stake
Machine imposes under the thrust of a bar, and stake bar just can sink to depth desired, substantially increases a machine penetration power, has widened static pressed pile
Machine application range provides effective, safe and reliable and economic device for pile foundation construction；201110042919.3 in disclosing
Anchor method prestressed centrifugally tubular pole (square pile) pile-sinking device is drawn in pick, including host, the hoist engine being mounted on host, power head, oil
Pressure draws anchor device, is pressed into oil cylinder, takes native case, pulley, wirerope, and the power head, recycling bins, oil pressure draw anchor device to be mounted on
On host, it is connected below the power head with geotome bar, the geotome bar passes through oil pressure and draws anchor device, takes soil
Case, pile cover, centrifugation tubular pole (square pile) reach bottom of device；The present invention also provides picks in one kind to draw anchor method prestressed centrifugally tubular pole
(square pile) pile sinking process the steps include: that drive geotome bar is rotated by power head realizes digging, and the road holding of geotome bar is real
It is now pressed into the flexible realization piling movement of oil cylinder, the method by the synchronous piling of geotome bar digging to realize pile sinking；
201620845145.6 is a kind of for the interior pile-sinking device for boring vibration PHC tube pile of major diameter, including exempts from resonate mesoporous vibration hammer, pipe
Pile holder tool, long-spiral drilling machine, drilling rod and pile frame, it is characterised in that exempt from resonance mesoporous vibration hammer by tubular pole fixture and clamps tubular pole,
It is equipped with drilling rod in tubular pole, long-spiral drilling machine is connected at the top of drilling rod, described exempts from resonate mesoporous vibration hammer and long-spiral drilling machine and stake
Frame connection.The utility model compared with the existing technology, the advantage is that: can operate with any soil layer, can quicksand, mud,
Pile sinking is favorably accomplished under sandy gravel and easy collapse hole and underground bearing water geology；Without " resonance " endanger, retaining wall, take soil and meanwhile into
Row, pile sinking are high-efficient；Drilling machine takes soil only to take the soil in tubular pole inner hole, belongs to part and takes soil, not only can guarantee enough side frictions, but also
Reduce full soil compaction bring adverse effect；It is not required to mud etc., not only civilization is done clean but also is protected from weather influences for construction.But it is existing
These pile-sinking device volumes are larger, and disassembly is inconvenient, and a large amount of artificial progress is especially needed in the pile sinking conversion process of stake and stake
Disassembly assembles, and noise pollution is serious in pile driving process, and the pile sinking time is longer, and cannot be adjusted with the change of pile sinking condition
Whole, therefore, there is an urgent need to design a kind of novel pile-sinking device, the constructing device of self gravity and simplicity that stake is fully utilized is fast
Speed carries out pile sinking, and noise is small, easy construction, sinking apparatus convenient disassembly, and the pile sinking conversion between stake and stake quickly, can be very big
Ground saves labour and shortens the construction period and reduce Master Cost, meets environmentally protective, economical and practical construction requirement.
Summary of the invention:
It is an object of the invention to overcome the shortcomings of the prior art, design provides a kind of novel vibrating pile-sinking device,
After determining pre-formed members steel-pipe pile pile sinking position, will can easily and fast, accurately it be opened by novel pile vibrosinking device
Mouth tubular pole sinks to designated position, realizes the fast and convenient pile sinking work of open end steel pipe pile.
To achieve the goals above, the main structure of novel vibrating pile-sinking device of the present invention includes vibration device, branch
Support system, chain system and laser displacement monitor four funtion parts of system, and vibration device includes vibrating head, steel pipe sleeve, set
Cylinder protector and miniature variable-frequency motor, entire vibration device are placed in steel-pipe pile, and the end of vibrating head connects miniature variable-frequency electric
Machine is cased with steel pipe socket cylinder on the outside of vibrating head, and the sleeve protector of conical pile top structure is mounted on the bottom end of vibrating head, steel pipe
Sleeve uses flanged joint with vibrating head and sleeve protector respectively, and the inner wall of steel pipe sleeve uses flange by two pieces of semicircle steel pipes
Connection composition, the inner diameter size of control steel pipe sleeve is adjusted by regulating flange；Support system by triangular support bracket, pulley blocks and
Chain channel composition, using hollow steel pipe as supporting leg, top is hingedly formed triangular support bracket by steel plate and three rack legs,
It opens that there are two circular holes on the steel plate of gusseted top of the trellis as chain channel, pulley blocks is installed above chain channel；Chain
The chain of system is mounted on pulley blocks and passes through chain channel and connect with vibration device, and the receipt machine of chain system is mounted on
It is connected on chain and with external power supply, for controlling the lifting of chain；It includes three miniature lasers that laser displacement, which monitors system,
Displacement meter, miniature laser displacement meter are separately mounted on the horizontal plane at three rack leg different heights of triangular support bracket.
Vibrating head of the present invention is according to the different selection proper vibration frequencies of soil condition, the vibrating head of power, vibration
Stick is made of organic rubber, and caput, steel pipe sleeve and the sleeve protector of vibrating head are all made of alloy steel and are made.
Vibration device, support system, chain system and the laser displacement monitoring of novel vibrating pile-sinking device of the present invention
System is attached each other by adjustable bolt and connector is the bolt hole held successfully in advance, the bolt hole side of junction
Arrange levelling rod, levelling rod is bolted in corresponding position, and installation and debugging in advance are good.
Miniature laser displacement meter of the present invention uses measuring distance for 50 meters of reinforcement ray laser displacement meter, and error is
1/100, itself has spirit level.
The present invention uses the detailed process of the pile vibrosinking device pile sinking are as follows:
(1) core drive component of the vibrating head of different frequency power as vibration device is first selected according to geological conditions,
Realize that different geological conditions use different vibration devices；
(2) triangular support bracket is installed according to the height of pile sinking position and steel-pipe pile, size, keeps triangular support bracket steady
Gu not moving；
(3) chain is fixed on triangular support bracket, and receipt machine is mounted on chain, it is ensured that is solid and reliable；
(4) miniature laser displacement meter is fixed on triangular support bracket, the moment detects the verticality of steel-pipe pile pile body；
(5) vibration device is tentatively vibrated pile sinking position soil layer, and steel-pipe pile is fixed at pile sinking position；
(6) vibration device is put into steel-pipe pile by chain system, adjustment good position opens external power supply, vibration dress
Start-up operation is set, steel-pipe pile carries out pile sinking, when needing pile extension, the steel-pipe pile to be connect is fixed, again by vibration device
It is put into steel-pipe pile by chain, carries out identical pile sinking work again, until pile sinking work is completed.
Compared with prior art, the present invention have the advantage that first is that structure is simple, it is easy to operate, stake can be monitored in real time
Verticality guarantee pile sinking everything goes well with your work to carry out not needing large-scale add without weight with traditional pile vibrosinking, hammer piling compared with
Equipment is carried, use is safer；Second is that can sharp work, what is needed is artificial less, save labour, pile sinking is convenient, Ke Yigen
Vibration frequency is adjusted according to different soil layer geological conditions, it is more economical compared with traditional pile sinking mode to be applicable in；Third is that in opening steel pipe
It working in stake, noise is small, the dust of generation is few, and it is more environmentally protective in construction, it is soft suitable for the saturation near river, lake
The minor diameter open end steel pipe pile of matter soil and the higher soft soil layer of level of ground water.
Detailed description of the invention
Fig. 1 is the main structure schematic illustration of novel vibrating pile-sinking device of the present invention.
Specific embodiment:
The invention will be further described by way of example and in conjunction with the accompanying drawings.
Embodiment:
The main structure of novel vibrating pile-sinking device described in the present embodiment includes vibration device, support system, chain system
Four funtion parts of system are monitored with laser displacement, vibration device includes vibrating head 7, steel pipe sleeve 8, sleeve protector 9 and micro-
Type variable-frequency motor 10, entire vibration device are placed in steel-pipe pile 6, and the end of vibrating head 7 connects miniature variable-frequency motor 10, vibration
The outside of stick 7 is cased with steel pipe socket cylinder 8, and the sleeve protector 9 of conical pile top structure is mounted on the bottom end of vibrating head 7, steel pipe socket
Cylinder 8 uses flanged joint with vibrating head 7 and sleeve protector 9 respectively, and the inner wall of steel pipe sleeve 8 uses method by two pieces of semicircle steel pipes
Orchid connection composition, the inner diameter size of control steel pipe sleeve 8 is adjusted by regulating flange；Support system is by triangular support bracket 1, pulley
Group 2 and chain channel 3 form, and triangular support bracket 1 using hollow steel pipe as supporting leg, cut with scissors by steel plate and three rack legs by top
It connects, opens that there are two circular holes on the steel plate at the top of triangular support bracket 1 as chain channel 3, the top of chain channel 3 is equipped with
Pulley blocks 2；The chain 4 of chain system is mounted on pulley blocks 2 and passes through chain channel 3 and connect with vibration device, chain system
Receipt machine 5 be mounted on chain 4 and be connected with external power supply, for controlling the lifting of chain 4；Laser displacement monitors system
Including three miniature laser displacement meters 11, miniature laser displacement meter 11 is separately mounted to 1 three rack leg differences of triangular support bracket
On horizontal plane at height.
Vibrating head 7 described in the present embodiment is according to the different selection proper vibration frequencies of soil condition, the vibrating head of power, vibration
Dynamic stick 7 is made of organic rubber, and caput, steel pipe sleeve 8 and the sleeve protector 9 of vibrating head 7 are all made of alloy steel system
At.
The vibration device of novel vibrating pile-sinking device, support system described in the present embodiment, chain system and laser displacement prison
Examining system is attached each other by adjustable bolt and connector is the bolt hole held successfully in advance, by the bolt hole of junction
Side arranges that levelling rod, levelling rod are bolted in corresponding position, and installation and debugging in advance are good.
Miniature laser displacement meter 11 described in the present embodiment uses measuring distance for 50 meters of reinforcement ray laser displacement meter, misses
Difference is 1/100, itself has spirit level.
The present embodiment uses the detailed process of the pile vibrosinking device pile sinking are as follows:
(1) core drive component of the vibrating head 7 of different frequency power as vibration device is first selected according to geological conditions,
Realize that different geological conditions use different vibration devices；
(2) triangular support bracket 1 is installed according to the height of pile sinking position and steel-pipe pile 6, size, enables triangular support bracket 1
It is enough firm, it does not move；
(3) chain 4 is fixed on triangular support bracket 1, and receipt machine 5 is mounted on chain 4, it is ensured that consolidating can
It leans on；
(4) miniature laser displacement meter 11 is fixed on triangular support bracket 1, the moment detects the verticality of 6 pile body of steel-pipe pile；
(5) vibration device is tentatively vibrated pile sinking position soil layer, and steel-pipe pile 6 is fixed at pile sinking position；
(6) vibration device is put into steel-pipe pile 6 by chain system, adjustment good position opens external power supply, vibration
Device is started to work, and steel-pipe pile 6 carries out pile sinking, and when needing pile extension, the steel-pipe pile 6 to be connect is fixed, again will vibration
Device is put into steel-pipe pile 6 by chain 4, carries out identical pile sinking work again, until pile sinking work is completed.
The present embodiment is using variant-frequency vibration stick as the core component of vibration device, steel pipe sleeve and sleeve protector conduct
Protection facility is attached with vibrating head, and when scene carries out pile vibrosinking, support system of the triangular support bracket as pile sinking passes through
Chain system carries out height adjustment to pile vibrosinking device, and miniature laser displacement meter monitors stake as the moment in monitoring system construction
The horizontal displacement of body changes, and guarantees the verticality of pile body, open-end pipe pile easily and fast, accurately can be sunk to designated position,
To realize the fast and convenient pile sinking work of prefabricated steel-pipe pile under the premise of guaranteeing pile sinking quality, simplify working procedure, section
About labour keeps preparation of construction work simpler, and piling construction safe operation, convenience shorten the construction period, and reduces project cost,
Reach environmentally protective construction requirement.
Claims (4)
1. a kind of novel vibrating pile-sinking device, it is characterised in that main structure include vibration device, support system, chain system and
Laser displacement monitors four funtion parts of system, and vibration device includes vibrating head, steel pipe sleeve, sleeve protector and miniature frequency conversion
Motor, entire vibration device are placed in steel-pipe pile, and the end of vibrating head connects miniature variable-frequency motor, are cased on the outside of vibrating head
Steel pipe sleeve, the sleeve protector of conical pile top structure are mounted on the bottom end of vibrating head, steel pipe sleeve respectively with vibrating head and
Sleeve protector uses flanged joint, and the inner wall of steel pipe sleeve is made of two pieces of semicircle steel pipes using flanged joint, passes through adjusting
Flange adjusts the inner diameter size of control steel pipe sleeve；Support system is made of triangular support bracket, pulley blocks and chain channel, triangle
Support frame is using hollow steel pipe as supporting leg, and top is hingedly formed by steel plate and three rack legs, gusseted top of the trellis
It opens that there are two circular holes on steel plate as chain channel, pulley blocks is installed above chain channel；The chain of chain system is installed
On pulley blocks and pass through chain channel connect with vibration device, the receipt machine of chain system be mounted on chain and with it is external
Power supply is connected, for controlling the lifting of chain；It includes three miniature laser displacement meters, miniature laser position that laser displacement, which monitors system,
Meter is moved to be separately mounted on the horizontal plane at three rack leg different heights of triangular support bracket.
2. novel vibrating pile-sinking device according to claim 1, it is characterised in that the vibrating head according to soil condition not
With the vibrating head of selection proper vibration frequency, power, vibrating head is made of organic rubber, caput, the steel pipe sleeve of vibrating head
Alloy steel is all made of with sleeve protector to be made.
3. novel vibrating pile-sinking device according to claim 1, it is characterised in that the miniature laser displacement meter is using test
The reinforcement ray laser displacement meter that distance is 50 meters, error 1/100, itself has spirit level.
4. novel vibrating pile-sinking device according to claim 1, it is characterised in that carry out pile vibrosinking using the described device
Detailed process are as follows:
(1) core drive component of the vibrating head of different frequency power as vibration device is first selected according to geological conditions, realized
Different geological conditions use different vibration devices；
(2) triangular support bracket is installed according to the height of pile sinking position and steel-pipe pile, size, triangular support bracket is enable to consolidate,
It does not move；
(3) chain is fixed on triangular support bracket, and receipt machine is mounted on chain, it is ensured that is solid and reliable；
(4) miniature laser displacement meter is fixed on triangular support bracket, the moment detects the verticality of steel-pipe pile pile body；
(5) vibration device is tentatively vibrated pile sinking position soil layer, and steel-pipe pile is fixed at pile sinking position；
(6) vibration device is put into steel-pipe pile by chain system, adjustment good position opens external power supply, and vibration device is opened
Beginning work, steel-pipe pile carry out pile sinking, when needing pile extension, the steel-pipe pile to be connect are fixed, again passes through vibration device
Chain is put into steel-pipe pile, carries out identical pile sinking work again, until pile sinking work is completed.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711403496 | 2017-12-22 | ||
| CN2017114034967 | 2017-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110144893A true CN110144893A (en) | 2019-08-20 |
Family
ID=67589514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811571700.0A Pending CN110144893A (en) | 2017-12-22 | 2018-12-21 | Novel vibration pile sinking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110144893A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216835A (en) * | 2021-04-23 | 2021-08-06 | 江苏泰信机械科技有限公司 | Resonance-free multifunctional rotary drilling rig |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1116675A (en) * | 1994-10-07 | 1996-02-14 | 李正国 | Device for press-in sinking of hydraulic post-vibration pile tip |
| CN1546805A (en) * | 2003-12-05 | 2004-11-17 | 燎 贾 | Static pressing and excitation pile-sinking method |
| CN102628270A (en) * | 2012-04-23 | 2012-08-08 | 山东电力工程咨询院有限公司 | Great-diameter variable section irregularly-shaped resistance-increased steel pipe pile system and construction method thereof |
| CN203174607U (en) * | 2013-03-06 | 2013-09-04 | 杭州南联地基基础工程有限公司 | Pipe-inside impacting hammer broken earth vibration crushing and expanding immersed tube pile machine |
| KR20160054801A (en) * | 2014-11-07 | 2016-05-17 | (주)미래지반연구소 | Apparatus for boring |
| CN206173966U (en) * | 2016-11-22 | 2017-05-17 | 北京市地质工程公司 | Stake end reinforcing apparatus |
| CN210341918U (en) * | 2017-12-22 | 2020-04-17 | 山东高速科技发展集团有限公司 | Novel vibration pile sinking device |
-
2018
- 2018-12-21 CN CN201811571700.0A patent/CN110144893A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1116675A (en) * | 1994-10-07 | 1996-02-14 | 李正国 | Device for press-in sinking of hydraulic post-vibration pile tip |
| CN1546805A (en) * | 2003-12-05 | 2004-11-17 | 燎 贾 | Static pressing and excitation pile-sinking method |
| CN102628270A (en) * | 2012-04-23 | 2012-08-08 | 山东电力工程咨询院有限公司 | Great-diameter variable section irregularly-shaped resistance-increased steel pipe pile system and construction method thereof |
| CN203174607U (en) * | 2013-03-06 | 2013-09-04 | 杭州南联地基基础工程有限公司 | Pipe-inside impacting hammer broken earth vibration crushing and expanding immersed tube pile machine |
| KR20160054801A (en) * | 2014-11-07 | 2016-05-17 | (주)미래지반연구소 | Apparatus for boring |
| CN206173966U (en) * | 2016-11-22 | 2017-05-17 | 北京市地质工程公司 | Stake end reinforcing apparatus |
| CN210341918U (en) * | 2017-12-22 | 2020-04-17 | 山东高速科技发展集团有限公司 | Novel vibration pile sinking device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113216835A (en) * | 2021-04-23 | 2021-08-06 | 江苏泰信机械科技有限公司 | Resonance-free multifunctional rotary drilling rig |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105649083B (en) | The clear stake device of the disposable rotary-cutting type of full-sleeve and its clear piling method | |
| US11156047B2 (en) | Wire rope coring drilling rig and new green construction method capable of replacing trench and shallow-shaft explorations | |
| CN101974905B (en) | Pile-embedding method for hollow pile and auger drill for implementing same | |
| CN107217910A (en) | Supply line's electric pole plants lever apparatus and its plants bar method | |
| CN203835262U (en) | Pile hole base expanding device | |
| CN102182180B (en) | Rotary extrusion sleeve anchor rod and construction method thereof | |
| CN102373705A (en) | Pile sinking device and method for outer digging pre-stressed centrifugal pipe pile and square pile | |
| CN106120789A (en) | The interior pile sinking process boring vibration PHC tube pile of major diameter | |
| CN205387708U (en) | Clear stake device of disposable rotary -cut formula of a complete set of pipe | |
| CN110144893A (en) | Novel vibration pile sinking device | |
| CN108468334B (en) | Gravel stratum dry-excavation clay dado pore-forming bored concrete pile construction device | |
| CN110206032A (en) | Novel vibration pile sinking method | |
| CN103669383B (en) | A kind of method of installation and leveling caisson on ground, seabed | |
| CN105064334A (en) | Construction method for cast-in-situ bored pile | |
| CN101858196B (en) | Low gravity center three-axle spiral drilling machine and drilling method thereof | |
| CN203834465U (en) | Pile hole construction device for cast-in-place concrete pile expanded in base by use of power-driven luoyang shovel hole-forming machine | |
| CN210341918U (en) | Novel vibration pile sinking device | |
| CN210071375U (en) | Drilling type sampling device for geological exploration | |
| CN209339143U (en) | A kind of concrete pipe pile construction equipment | |
| CN106759296A (en) | Drainable irregular-section bamboo joint pipe pile and root planting type construction method thereof | |
| CN106120790A (en) | The special equipment of the compacted guncreting pile of high frequency and method | |
| CN107036841A (en) | A kind of water and soil integrated sampling device | |
| CN212612466U (en) | Special geological pile foundation construction equipment | |
| CN102953381A (en) | Out-mixing pile driving device and method for steel pipe piles | |
| CN205934924U (en) | A pile sinking device that in being used for, bores vibration major diameter PHC tubular pile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |