CN110374150A - A kind of anti-floating pile vertical load experiment detection method and device equipped with pre-tightening apparatus - Google Patents
A kind of anti-floating pile vertical load experiment detection method and device equipped with pre-tightening apparatus Download PDFInfo
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- CN110374150A CN110374150A CN201910789790.9A CN201910789790A CN110374150A CN 110374150 A CN110374150 A CN 110374150A CN 201910789790 A CN201910789790 A CN 201910789790A CN 110374150 A CN110374150 A CN 110374150A
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- 238000007667 floating Methods 0.000 title claims abstract description 98
- 238000001514 detection method Methods 0.000 title claims abstract description 33
- 238000002474 experimental method Methods 0.000 title claims abstract description 21
- 238000004080 punching Methods 0.000 claims abstract description 32
- 238000013461 design Methods 0.000 claims abstract description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 230000036316 preload Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 15
- 238000009434 installation Methods 0.000 abstract description 3
- 230000002787 reinforcement Effects 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- General Engineering & Computer Science (AREA)
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
It is a kind of to be related to the anti-floating pile vertical load experiment detection method and device equipped with pre-tightening apparatus of anti-floating pile technical field of quality detection, it is characterized in that: 1. selecting suitable foundation beam according to the design vertical load greatest limit of anti-floating pile, foundation beam is erected on anti-floating pile, makes foundation beam and anti-floating pile that there is a certain distance；2. jack is vertically installed on foundation beam, in the top surface installation support basal disc of jack lifting body, and makes jack and support the axis of basal disc is corresponding with the axis of anti-floating pile to be overlapped, control hydraulic control system should with jack pair and connect；3. support basal disc in be arranged multiple punching pressure sensors and with multiple one-to-one pre-tightening apparatus of punching pressure sensor；4. being correspondingly connected with the telescoping mechanism of pre-tightening apparatus and anti-floating pile by cable wire；The present invention solves the problems, such as that traditional detection method testing result is distorted.
Description
Technical field
The present invention relates to anti-floating pile technical field of quality detection, perpendicular more particularly, to a kind of anti-floating pile equipped with pre-tightening apparatus
To load test stabilization detection method and device.
Background technique
It is well known, with construction industry underground space development grow rapidly, building bear floating load the case where get over
Come more, is the effect for offsetting floating load in engineering, anti-floating pile foundation is set in underground, this stake for bearing vertical anti-floating claims
Be anti-floating pile；In engineering construction, the bearing capacity of anti-floating pile is the important technology index for controlling construction quality, single pile bearing
The accurate test of power plays important work for the design of all kinds of building foundations or even ground structure design and itself safety, economy etc.
With, and the detection of anti-floating pile vertically pulling-resistant static test is a kind of method for carrying out testing inspection to the anti-floating pile in engineering, with true
Determine anti-floating pile vertically pulling-resistant ultimate bearing capacity, determines whether vertically pulling-resistant bearing capacity meets design requirement；Traditional detection method
It is then to pass through liquid by after steel reinforcement cage main reinforcement in welded reinforcement spreading anti-floating pile stake, being symmetrically wrapped on support power transmission basal disc
Pressure system jacking support power transmission basal disc, such method cannot be guaranteed anti-floating pile main reinforcement stretch when it is vertical, so as to cause pulling force unevenness
It is even so that anti-floating pile is in loading test, detection process, the power and displacement that each reinforcing bar is born in anti-floating pile exist in advance and
Hysteresis, so that the stress of each reinforcing bar and deformation are inconsistent, the detected value for eventually leading to anti-floating pile load test stabilization is inclined
Difference is excessive or experimental data is distorted；Therefore, the anti-floating pile vertical load experiment detection method and device that the prior art uses are difficult
Or it is not able to satisfy design and operational requirement；
Chinese patent (notification number: CN104099955A) discloses a kind of foundation pile vertically pulling-resistant detection connector, which makes thousand
Jin top, more pull rods, cylinder and foundation pile are corresponding in turn to connection, pull out equipment although being increased in uplift pile test to a certain extent
Stress intensity, but not can guarantee every pull rod stress identical for the patent, i.e., accurately makes main reinforcement stress in every pile identical,
And it is synchronous；In addition, different stake diameters needs to make different cylinders, adaptability is single, and in actual use cylinder with
The main reinforcement cage connection of foundation pile is relatively difficult.
Summary of the invention
In order to overcome the shortcomings in the background art, the anti-floating pile vertical load equipped with pre-tightening apparatus that the invention discloses a kind of
Experiment detection method and device.
For achieving the above object, the present invention adopts the following technical scheme:
A kind of anti-floating pile vertical load experiment detection method equipped with pre-tightening apparatus, comprising the following steps:
1. suitable foundation beam is selected according to the design vertical load greatest limit of anti-floating pile, by foundation beam be erected at anti-floating pile it
On, make foundation beam and anti-floating pile that there is a certain distance；
2. jack is vertically installed on foundation beam, in the top surface installation support basal disc of jack lifting body, and make thousand
The axis of jin top and support basal disc is corresponding with the axis of anti-floating pile to be overlapped, and the jack, which is equipped with, is used for drive control jack top
Rise the hydraulic control system of mechanism；
3. support basal disc in be arranged multiple punching pressure sensors and with multiple punching pressure sensors it is one-to-one
Pre-tightening apparatus；
4. being correspondingly connected with the telescoping mechanism of pre-tightening apparatus and anti-floating pile by cable wire；
5. successively operating single pre-tightening apparatus, and shown by the punching pressure sensor of each pre-tightening apparatus bottom corresponding pre-
The preload that tight device is born finally makes the cable wire pretightning force having the same of each pre-tightening apparatus connection, and the preload
Power is less than full payload 5 ‰；
6. operating hydraulic control system controls jack, jack jack gradually, so that the reinforcing bar of anti-floating pile starts together
Equivalent is connected by uplift force, under the top lift effect of jack, can start to resist anti-floating pile progress vertical load in real time
Pull out force detection, and accurately detect the maximum load-carrying capacity and its mechanics parameter of anti-floating pile.
Preferably, 2. jack and foundation beam are correspondingly connected with the step by bracket.
Preferably, 1. foundation beam is erected on anti-floating pile the step by support.
Preferably, 4. middle cable wire upper end is correspondingly connected with the step with pre-tightening apparatus, and lower end and reinforcing bar in anti-floating pile are secured
Connection makes reinforcing bar synchronization, isodose by uplift force.
The above-mentioned anti-floating pile vertical load experiment detection method equipment therefor equipped with pre-tightening apparatus, comprising support basal disc,
Pre-tightening apparatus, foundation beam, support, cable wire and hydraulic control system；The support basal disc top surface uniform intervals are equipped with 8~36
A stepped hole, is equipped with punching pressure sensor in the stepped hole on step surface, at the top of the punching pressure sensor
Face is equipped with the pre-tightening apparatus that can be stretched and position, and the support basal disc bottom faces center is equipped with vertical jack,
Jack control connection corresponding with hydraulic control system, the bottom of jack is equipped with bracket, the bottom faces and foundation beam of bracket
Top surface be correspondingly connected with, which is set to the surface of anti-floating pile by two supports, and makes axis and the support of anti-floating pile
The axis of basal disc is corresponding to be overlapped；It is stretched through pre-tightening apparatus and punching pressure sensor and pre-tightening apparatus one end of the cable wire
Contracting mechanism correspondence is fastenedly connected, and the other end of cable wire and the top rebars of anti-floating pile connect one to one.
Preferably, the support basal disc bottom faces correspond to each stepped hole and are equipped with for avoiding foundation beam pair and foundation beam
Adjacent cable wire generates the guide sleeve of interference, and the cable wire is corresponding to run through corresponding guide sleeve, while reinforcing bar and cable wire deviate in anti-floating pile
It is corrected when the center line of pre-tightening apparatus by guide sleeve.
Preferably, the guide sleeve is vertically fixed on support basal disc, and is horn mouth in one end far from support basal disc.
Preferably, the cable wire and anti-floating pile are correspondingly connected with by connector.
Preferably, the support basal disc be equipped with the even numbers stepped holes such as 8,12,16,20 or 26, and with these stepped holes
One-to-one pre-tightening apparatus.
Preferably, the pre-tightening apparatus is punching jack, and punching jack passes through solenoid valve and hydraulic control system
The corresponding control connection of system.
Due to the adoption of the technical scheme as described above, the invention has the following beneficial effects:
A kind of anti-floating pile vertical load experiment detection method and device equipped with pre-tightening apparatus disclosed by the invention, structure is simple,
It being easily assembled, lower production costs are applied widely, such as: it is suitable for a large amount of basement anti-floatings, high-rise structures resistance to plucking, sea
Upper terminal platform resistance to plucking, the rock anchorage base of suspension bridge and cable-stayed bridge, Large Ship Dock bottom plate pile foundation and dead load test pile in
Rock anchorage base etc.；The pre-tightening apparatus passes through solenoid valve control connection corresponding with hydraulic control system, i.e., in cable wire and anti-floating
During stake is correspondingly connected with, hydraulic control system can individually control corresponding single pre-tightening apparatus, and pass through punching pressure
Force snesor shows the preload that corresponding pre-tightening apparatus is born, and shows corresponding pre-tightening apparatus by punching pressure sensor
The preload of receiving makes all cable wires by identical pretightning force, even if anti-floating pile uniform force, on-test to reach
Hydraulic control system can control jack again and be jacked afterwards；The support basal disc bottom faces correspond to each pre-tightening apparatus and are equipped with
For avoiding foundation beam pair cable wire adjacent with foundation beam from generating the guide sleeve of interference, the cable wire is corresponding to run through corresponding guide sleeve, institute
Stating the one end of guide sleeve far from support basal disc is horn mouth, effectively prevents foundation beam pair and foundation beam when anti-floating pile stake diameter is smaller
Adjacent cable wire generates interference effect.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
In figure: 1, supporting basal disc；2, pre-tightening apparatus；3, punching pressure sensor；4, bracket；5, foundation beam；6, support；
7, cable wire；8, connector；9, anti-floating pile；10, guide sleeve；11, hydraulic control system；12, pre-tightening apparatus.
Specific embodiment
By the following examples can the detailed explanation present invention, the open purpose of the present invention is intended to protect model of the present invention
Enclose all interior technological improvements.
In conjunction with attached drawing 1, a kind of anti-floating pile vertical load experiment detection method equipped with pre-tightening apparatus, comprising the following steps:
1. selecting suitable foundation beam 5 according to the design vertical load greatest limit of anti-floating pile 9, foundation beam 5 is erected at anti-floating
On stake 9, make foundation beam 5 and anti-floating pile 9 that there is a certain distance；
2. jack 12 is vertically installed on foundation beam 5, basal disc 1 is supported in the top surface installation of 12 lifting body of jack,
And make jack 12 and support the axis of basal disc 1 is corresponding with the axis of anti-floating pile 9 to be overlapped, the jack (12) is equipped with for driving
The hydraulic control system (11) of dynamic control jack (12) lifting body；
3. multiple punching pressure sensors 3 are arranged in support basal disc 1 and are corresponded with multiple punching pressure sensors
Pre-tightening apparatus 2；
4. being correspondingly connected with the lifting body of pre-tightening apparatus 2 by cable wire 7 with anti-floating pile 9；
5. successively operating single pre-tightening apparatus 2, and phase is shown by the punching pressure sensor 3 of each 2 bottom of pre-tightening apparatus
The preload for answering pre-tightening apparatus 2 to bear, the pretightning force having the same of cable wire 7 for finally connecting each pre-tightening apparatus 2, and
The pretightning force is less than full payload 5 ‰；
Embodiment one: jack 12 is controlled by operation hydraulic control system 11, has the lifting body of jack 12 centainly
Predetermined displacement, and the preload that corresponding pre-tightening apparatus 2 is born is shown by punching pressure sensor 3, is passed according to pressure
The pressure value that sensor 3 is shown, adjusts the stroke of corresponding 2 telescoping mechanism of pre-tightening apparatus, makes all cable wires 7 by phase to reach
Same pretightning force；
Embodiment two: single pre-tightening apparatus 2 is successively operated, and shows that corresponding pre-tightening apparatus 2 is held by punching pressure sensor 3
The preload received, make whole pre-tightening apparatus 2 gradually has identical preload, with reach make all cable wires 7 by
Identical pretightning force；
6. operating hydraulic control system 11 controls jack 12, jack jack 12 gradually, so that the reinforcing bar of anti-floating pile
Start isodose by uplift force, connect, under the effect of jack top lift, can start to carry out vertical load to anti-floating pile 9
Real-time withdrawal resistance detection, and accurately detect the maximum load-carrying capacity and its mechanics parameter of anti-floating pile 9.
The above-mentioned anti-floating pile vertical load experiment detection method equipment therefor equipped with pre-tightening apparatus, comprising support basal disc 1, in advance
Tight device 2, foundation beam 5, support 6, cable wire 7 and hydraulic control system 11；The 1 top surface uniform intervals of support basal disc are equipped with
8~36 stepped holes are equipped with punching pressure sensor 3, the punching pressure sensing on step surface in the stepped hole
3 top surface of device is equipped with the pre-tightening apparatus 2 that can be stretched and position；As needed, the support basal disc 1 is equipped with 8,12,16,20
Or 26 equal even numbers stepped holes, i.e., the set pre-tightening apparatus 2 of the even numbers such as 8,12,16,20 or 26 is correspondingly provided on support basal disc 1；It is described
1 bottom faces center of basal disc is supported to be equipped with vertical jack 12, the jack 12 control corresponding with hydraulic control system 11
Connection can will support basal disc 1 to jack up to test and providing sufficient power by jack 12, and the bottom of jack 12 is equipped with
Bracket 4, the bottom faces of bracket 4 and the top surface of foundation beam 5 are correspondingly connected with, which is set to anti-floating pile 9 by two supports 6
Surface, and make the axis of anti-floating pile 9 with support the axis of basal disc 1 it is corresponding coincidence；One end of the cable wire 7 is through preload dress
It sets 2 and punching pressure sensor 3 is corresponding with the telescoping mechanism of pre-tightening apparatus 2 is fastenedly connected, the other end and anti-floating pile of cable wire 7
9 top rebars connect one to one；As needed, the cable wire 7 is correspondingly connected with anti-floating pile 9 by connector 8, with tradition
It is compared by the way of reinforcement welding connection, construction is simple improves work efficiency, while avoiding the different correspondence of weld strength
Test result has an impact；
1 bottom faces of support basal disc correspond to each pre-tightening apparatus 2 and are equipped with for avoiding foundation beam 5 to adjacent with foundation beam 5
Cable wire 7 generates the guide sleeve 10 of interference, and the cable wire 7 is corresponding to run through corresponding guide sleeve 10, and the guide sleeve 10 is far from support basal disc 1
One end is horn mouth, effectively prevents the foundation beam 5 when 9 diameters of anti-floating pile are smaller and generates interference to cable wire 7 adjacent with foundation beam 5
It influences, while being corrected when the center line of reinforcing bar and the deviation pre-tightening apparatus 2 of cable wire 7 by guide sleeve 10 in anti-floating pile 9；In addition, described
Pre-tightening apparatus 2 is punching jack, and punching jack passes through solenoid valve control connection corresponding with hydraulic control system 11, i.e.,
During cable wire 7 and anti-floating pile 9 are correspondingly connected with, hydraulic control system 11 can individually control corresponding single pre-tightening apparatus
2, and the preload that corresponding pre-tightening apparatus 2 is born is shown by punching pressure sensor 3, make all cable wires 7 to reach
By identical pretightning force, even if 9 uniform force of anti-floating pile, hydraulic control system 11 can control jack 12 again after on-test
Basal disc 1 will be supported to jack up to test and providing sufficient power；1 top surface of support basal disc is equipped with level meter, can facilitate behaviour
Make personnel and observes support basal disc 1 whether in horizontality, to prevent the support inclination of basal disc 1 from causing pre-tightening apparatus 2 to anti-floating pile 9
Inclined pulling capacity is generated, so as to cause testing result distortion.
Implement the anti-floating pile vertical load experiment detection method and device of the present invention equipped with pre-tightening apparatus, when use
All pre-tightening apparatus 2 on anti-floating pile 9 and support basal disc 1 are correspondingly connected with by cable wire 7, make all pre-tightening apparatus 2 with it is hydraulic
Control system 11 is first passed through corresponding single pre-tighten of the independent control of hydraulic control system 11 and is filled by the corresponding control connection of solenoid valve
2 are set, and the preload that corresponding pre-tightening apparatus 2 is born is shown by punching pressure sensor 3, makes all cable wires 7 to reach
By identical pretightning force, the jacking support basal disc 1 of jack 12 is then controlled by hydraulic control system 11, can be carried out pair
The detection of 9 vertical load of anti-floating pile, 1 bottom faces of support basal disc correspond to each pre-tightening apparatus 2 and are equipped with for avoiding basis
Beam 5 generates the guide sleeve 10 of interference to cable wire 7 adjacent with foundation beam 5, and the cable wire 7 is corresponding through corresponding guide sleeve 10, described to lead
The one end of set 10 far from support basal discs 1 are horn mouth, effectively prevent when 9 diameters of anti-floating pile are smaller foundation beam 5 to basis
The adjacent cable wire 7 of beam 5 generates interference effect.
Part not in the detailed description of the invention is the prior art.
Claims (10)
1. a kind of anti-floating pile vertical load experiment detection method equipped with pre-tightening apparatus, comprising the following steps:
1. selecting suitable foundation beam (5) according to the design vertical load greatest limit of anti-floating pile (9), foundation beam (5) are set up
On anti-floating pile (9), make foundation beam (5) and anti-floating pile (9) that there is a certain distance；
Jack (12) is vertically installed on foundation beam (5), branch support group is installed in the top surface of jack (12) lifting body
Disk (1), and make jack (12) and support the axis of basal disc (1) is corresponding with the axis of anti-floating pile (9) to be overlapped, the jack
(12) it is equipped with the hydraulic control system (11) for drive control jack (12) lifting body；
The multiple punching pressure sensors (3) of setting and a pair of with multiple punching pressure sensors one in support basal disc (1)
The pre-tightening apparatus (2) answered；
It is correspondingly connected with the telescoping mechanism of pre-tightening apparatus (2) by cable wire (7) with anti-floating pile (9)；
It successively operates single pre-tightening apparatus (2), and aobvious by the punching pressure sensor (3) of each pre-tightening apparatus (2) bottom
Show the preload that corresponding pre-tightening apparatus (2) is born, the cable wire (7) for finally connecting each pre-tightening apparatus (2) has identical
Pretightning force, and the pretightning force be less than full payload 5 ‰；
Hydraulic control system (11) control jack (12) is operated, jacks jack (12) gradually, so that anti-floating pile
Reinforcing bar starts isodose by uplift force, connects, under the effect of jack (12) top lift, can start to anti-floating pile (9) into
The real-time withdrawal resistance detection of row vertical load, and accurately detect the maximum load-carrying capacity and its mechanics parameter of anti-floating pile (9).
2. the anti-floating pile vertical load experiment detection method of pre-tightening apparatus is equipped with as described in claim 1, it is characterized in that: described
2. jack (12) is correspondingly connected with foundation beam (5) by bracket (4) step.
3. the anti-floating pile vertical load experiment detection method of pre-tightening apparatus is equipped with as described in claim 1, it is characterized in that: described
1. foundation beam (5) is erected on anti-floating pile (9) step by support (6).
4. the anti-floating pile vertical load experiment detection method of pre-tightening apparatus is equipped with as described in claim 1, it is characterized in that: described
4. middle cable wire (7) upper end is correspondingly connected with step with pre-tightening apparatus (2), and lower end is securely connect with reinforcing bar in anti-floating pile (9), makes reinforcing bar
Synchronous, isodose is by uplift force.
5. it is equipped with the anti-floating pile vertical load experiment detection method equipment therefor of pre-tightening apparatus as described in claim 1, it is special
Sign is: including support basal disc (1), pre-tightening apparatus (2), foundation beam (5), support (6), cable wire (7) and hydraulic control system (11)；
Support basal disc (1) the top surface uniform intervals are equipped with 8~36 stepped holes, are equipped with and wear on step surface in the stepped hole
Core type pressure sensor (3), punching pressure sensor (3) top surface are equipped with the pre-tightening apparatus that can be stretched and position
(2), support basal disc (1) the bottom faces center is equipped with vertical jack (12), the jack (12) and hydraulic control
The corresponding control connection of system (11), the bottom of jack (12) are equipped with bracket (4), bottom faces and foundation beam (5) of bracket (4)
Top surface is correspondingly connected with, which is set to the surface of anti-floating pile (9) by two supports (6), and makes anti-floating pile (9)
Axis is corresponding with the support axis of basal disc (1) to be overlapped；Pre-tightening apparatus (2) and punching pressure are run through in one end of the cable wire (7)
Sensor (3) is corresponding with the telescoping mechanism of pre-tightening apparatus (2) to be fastenedly connected, the other end of cable wire (7) and the top of anti-floating pile (9)
Reinforcing bar connects one to one.
6. it is equipped with the anti-floating pile vertical load experiment detection method equipment therefor of pre-tightening apparatus as claimed in claim 5, it is special
Sign is: support basal disc (1) bottom faces correspond to each stepped hole be equipped with for avoid foundation beam (5) to foundation beam (5)
Adjacent cable wire (7) generates the guide sleeve (10) of interference, and the cable wire (7) is corresponding to run through corresponding guide sleeve (10), while anti-floating pile (9)
When the center line of pre-tightening apparatus (2) is deviateed in middle reinforcing bar and cable wire (7), corrected by guide sleeve (10).
7. it is equipped with the anti-floating pile vertical load experiment detection method equipment therefor of pre-tightening apparatus as claimed in claim 5, it is special
Sign is: the guide sleeve (10) is vertically fixed in support basal disc (1), and is horn mouth in one end far from support basal disc (1).
8. it is equipped with the anti-floating pile vertical load experiment detection method equipment therefor of pre-tightening apparatus as claimed in claim 5, it is special
Sign is: the cable wire (7) securely connects with anti-floating pile (9) by the way that connector (8) are corresponding.
9. as claim 5 is equipped with the anti-floating pile vertical load experiment detection method equipment therefor of pre-tightening apparatus, it is characterized in that: institute
It states support basal disc (1) and is equipped with 8,12,16,20 or 26 even number stepped holes, and pre-tighten dress correspondingly with these stepped holes
Set (2).
10. it is equipped with the anti-floating pile vertical load experiment detection method equipment therefor of pre-tightening apparatus as claimed in claim 5, it is special
Sign is: the pre-tightening apparatus (2) is punching jack, and punching jack passes through solenoid valve and hydraulic control system (11) is right
Connection should be controlled.
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| CN201910789790.9A CN110374150A (en) | 2019-08-26 | 2019-08-26 | A kind of anti-floating pile vertical load experiment detection method and device equipped with pre-tightening apparatus |
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| CN201910789790.9A CN110374150A (en) | 2019-08-26 | 2019-08-26 | A kind of anti-floating pile vertical load experiment detection method and device equipped with pre-tightening apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120770A (en) * | 2021-04-21 | 2021-07-16 | 上海振华重工(集团)股份有限公司 | Shore bridge |
| CN115094964A (en) * | 2022-08-11 | 2022-09-23 | 西南交通大学 | Pile foundation uplift test device and method adopting assembled jack |
Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1087038A (en) * | 1992-11-14 | 1994-05-25 | 鞍山钢铁公司 | Machine for winding straw rope around core iron of steel ingot mould |
| JPH06146276A (en) * | 1992-11-12 | 1994-05-27 | Sumitomo Constr Co Ltd | Ground anchor and fixing part construction thereof |
| CN2224194Y (en) * | 1995-06-27 | 1996-04-10 | 郝晋昇 | Group stretch-draw jack |
| JP2001288753A (en) * | 2000-04-07 | 2001-10-19 | Takenaka Doboku Co Ltd | Press-in open caisson method making use of press jack |
| CN101525886A (en) * | 2009-01-14 | 2009-09-09 | 关喜才 | Major diameter uplift pile loading test method and device thereof |
| CN201520988U (en) * | 2009-10-10 | 2010-07-07 | 中交上海港湾工程设计研究院有限公司 | Physical pile group vertical uplift-resisting static load testing system |
| CN101839002A (en) * | 2010-05-27 | 2010-09-22 | 关喜才 | Compressive pile full-automatic hydraulic load detection device and method+ |
| CN103114612A (en) * | 2011-11-16 | 2013-05-22 | 中石油东北炼化工程有限公司吉林设计院 | Single pile vertical uplift static loading testing device |
| CN104963368A (en) * | 2015-07-09 | 2015-10-07 | 安徽省建筑工程质量监督检测站 | Large-diameter multiple steel bar anti-floating anchor bearing capacity detecting system and installation method thereof |
| CN105040749A (en) * | 2015-07-24 | 2015-11-11 | 上海港湾工程质量检测有限公司 | Pile foundation pulling resistance and compression resistance test system and test method |
| CN105297793A (en) * | 2015-11-13 | 2016-02-03 | 镇江市丹徒区建筑工程质量检测中心 | Device for vertical pulling-resistance static loading test of single pile |
| CN205242466U (en) * | 2015-12-22 | 2016-05-18 | 广东中科华大工程技术检测有限公司 | Vertical resistance to plucking loading test connecting device of pre -buried formula foundation pile |
| CN205521921U (en) * | 2016-02-25 | 2016-08-31 | 上海大禺预制构件有限公司 | Whole straining means |
| CN106315451A (en) * | 2016-10-18 | 2017-01-11 | 柳州黔桥工程材料有限公司 | Integral automatic synchronous control system for steel strand group anchors |
| CN106315450A (en) * | 2016-10-18 | 2017-01-11 | 柳州黔桥工程材料有限公司 | Integral automatic synchronous pre-tightening device for steel strand group anchor inhaul cables |
| CN107386343A (en) * | 2017-09-11 | 2017-11-24 | 佛山市公路桥梁工程监测站 | A kind of single pile pullout tests system and its application process |
| CN207122316U (en) * | 2017-06-29 | 2018-03-20 | 王炎宾 | Anchor cable moves back anchor device and uses its anchor rope component |
| CN107975075A (en) * | 2017-11-08 | 2018-05-01 | 浙江理工大学 | A kind of construction technology for existing load-bearing engineering pile detection structural measure |
| CN108360388A (en) * | 2018-04-11 | 2018-08-03 | 江苏法尔胜缆索有限公司 | A kind of steel strand wires pre-tighten tensioning equipment and technique |
| CN209227638U (en) * | 2019-04-07 | 2019-08-09 | 威海正泰工程质量检测有限公司 | Uplift pile counterforce device |
-
2019
- 2019-08-26 CN CN201910789790.9A patent/CN110374150A/en active Pending
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06146276A (en) * | 1992-11-12 | 1994-05-27 | Sumitomo Constr Co Ltd | Ground anchor and fixing part construction thereof |
| CN1087038A (en) * | 1992-11-14 | 1994-05-25 | 鞍山钢铁公司 | Machine for winding straw rope around core iron of steel ingot mould |
| CN2224194Y (en) * | 1995-06-27 | 1996-04-10 | 郝晋昇 | Group stretch-draw jack |
| JP2001288753A (en) * | 2000-04-07 | 2001-10-19 | Takenaka Doboku Co Ltd | Press-in open caisson method making use of press jack |
| CN101525886A (en) * | 2009-01-14 | 2009-09-09 | 关喜才 | Major diameter uplift pile loading test method and device thereof |
| CN201520988U (en) * | 2009-10-10 | 2010-07-07 | 中交上海港湾工程设计研究院有限公司 | Physical pile group vertical uplift-resisting static load testing system |
| CN101839002A (en) * | 2010-05-27 | 2010-09-22 | 关喜才 | Compressive pile full-automatic hydraulic load detection device and method+ |
| CN103114612A (en) * | 2011-11-16 | 2013-05-22 | 中石油东北炼化工程有限公司吉林设计院 | Single pile vertical uplift static loading testing device |
| CN104963368A (en) * | 2015-07-09 | 2015-10-07 | 安徽省建筑工程质量监督检测站 | Large-diameter multiple steel bar anti-floating anchor bearing capacity detecting system and installation method thereof |
| CN105040749A (en) * | 2015-07-24 | 2015-11-11 | 上海港湾工程质量检测有限公司 | Pile foundation pulling resistance and compression resistance test system and test method |
| CN105297793A (en) * | 2015-11-13 | 2016-02-03 | 镇江市丹徒区建筑工程质量检测中心 | Device for vertical pulling-resistance static loading test of single pile |
| CN205242466U (en) * | 2015-12-22 | 2016-05-18 | 广东中科华大工程技术检测有限公司 | Vertical resistance to plucking loading test connecting device of pre -buried formula foundation pile |
| CN205521921U (en) * | 2016-02-25 | 2016-08-31 | 上海大禺预制构件有限公司 | Whole straining means |
| CN106315451A (en) * | 2016-10-18 | 2017-01-11 | 柳州黔桥工程材料有限公司 | Integral automatic synchronous control system for steel strand group anchors |
| CN106315450A (en) * | 2016-10-18 | 2017-01-11 | 柳州黔桥工程材料有限公司 | Integral automatic synchronous pre-tightening device for steel strand group anchor inhaul cables |
| CN207122316U (en) * | 2017-06-29 | 2018-03-20 | 王炎宾 | Anchor cable moves back anchor device and uses its anchor rope component |
| CN107386343A (en) * | 2017-09-11 | 2017-11-24 | 佛山市公路桥梁工程监测站 | A kind of single pile pullout tests system and its application process |
| CN107975075A (en) * | 2017-11-08 | 2018-05-01 | 浙江理工大学 | A kind of construction technology for existing load-bearing engineering pile detection structural measure |
| CN108360388A (en) * | 2018-04-11 | 2018-08-03 | 江苏法尔胜缆索有限公司 | A kind of steel strand wires pre-tighten tensioning equipment and technique |
| CN209227638U (en) * | 2019-04-07 | 2019-08-09 | 威海正泰工程质量检测有限公司 | Uplift pile counterforce device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120770A (en) * | 2021-04-21 | 2021-07-16 | 上海振华重工(集团)股份有限公司 | Shore bridge |
| CN113120770B (en) * | 2021-04-21 | 2023-11-24 | 上海振华重工(集团)股份有限公司 | Shore bridge |
| CN115094964A (en) * | 2022-08-11 | 2022-09-23 | 西南交通大学 | Pile foundation uplift test device and method adopting assembled jack |
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