CN109736367A - A kind of laboratory voluntarily controls pile-sinking device - Google Patents
A kind of laboratory voluntarily controls pile-sinking device Download PDFInfo
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- CN109736367A CN109736367A CN201910222956.9A CN201910222956A CN109736367A CN 109736367 A CN109736367 A CN 109736367A CN 201910222956 A CN201910222956 A CN 201910222956A CN 109736367 A CN109736367 A CN 109736367A
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Abstract
The invention belongs to communications and transportation and building technical field of test equipment, it is related to a kind of laboratory and voluntarily controls pile-sinking device, pile-sinking device is assembled into using hydraulic cylinder and high-pressure oil pump and as the load controller row of controller, when laboratory carries out voluntarily controlling pile sinking, reaction frame is as the support system for voluntarily controlling pile sinking, carry out the elevating control that laboratory voluntarily controls pile-sinking device driven by the motor by rack-and-pinion, miniature laser displacement meter monitors laboratory and carries out the position for voluntarily controlling pile-sinking device and pile body and the verticality situation of pile body, the monitoring of pile body verticality when levelling rod is for initial pile sinking, miniature laser displacement meter and levelling rod monitor the verticality of pile body simultaneously, guarantee the verticality of pile body, it can be convenient, quickly, tubular pole is accurately sunk into designated position, successfully complete the examination of laboratory model tubular pole It tests.
Description
Technical field:
The invention belongs to communications and transportation and building technical field of test equipment, are related to a kind of laboratory and voluntarily control pile sinking dress
It sets.
Background technique:
In recent years, China's infrastructure continue to develop, communications and transportation and construction pile foundation plinth must not as one kind
Can type of foundation less, due to its bearing capacity height, reliable in quality, stake speed processed it is fast, easy for construction, live it is clean and tidy, relatively inexpensive,
The advantages that small to surrounding environment influence, has been more and more widely used.Just there is an urgent need to the load-carrying properties progress to open-end pipe pile
Research, therefore, it is necessary to carry out the test of a large amount of laboratory model tubular pole, for prefabricated tubular pile site operation provide reliable theory according to
According to.Most of existing laboratory pile-sinking device is that fixed position is immovable, and a small number of pile sinking that can be moved horizontally fill
Small volume is set, the size of Model Pile is limited, so that dimensional effect is obvious, eccentric big, error is big, and test effect is undesirable,
Therefore, it is necessary to design a kind of laboratory voluntarily to control pile-sinking device, to meet the pile sinking test of laboratory model tubular pole.
Summary of the invention:
Present invention aims to overcome that the shortcomings of the prior art, a kind of laboratory is provided and voluntarily controls pile-sinking device,
After determining pile sinking position, pile-sinking device is voluntarily controlled by laboratory easily and fast, accurately to sink to finger for tubular pole
Positioning is set, and realizes the test of laboratory model tubular pole.
To achieve the goals above, it includes model casing that laboratory of the present invention, which voluntarily controls the main structure of pile-sinking device,
System, loading system, laser displacement acquisition system, verticality monitor five funtion parts of system and control system, model casing system
System includes model casing, visual windows, discharge outlet, unloads sand mouth, the length × width × height of model casing be 3000mm × 3000mm ×
2000mm, the bottom plate of model casing are the steel plate of thickness 14mm, surrounding frame by the square channel steel welding that section is 100mm and
At；Visual windows are that steel plate is changed one transparent organic glass of work in model casing middle and upper part to form；Four angles of bottom plate of model casing
On open the circular hole of four 30mm and be welded as discharge outlet, and with the steel pipe with ball valve with circular hole；Model casing front is set
Sand mouth is unloaded, sand mouth is unloaded and length × width x thickness is used to install for 900mm × 900mm × 6mm steel plate easy to disassemble；Load system
System includes counterforce device and power device, and counterforce device is made of pedestal and top reaction frame, and pedestal uses 320 I-steel bolts
It is formed by connecting, top reaction frame is by four counter-force columns, two counter-force girders, a counter-force secondary beam, gear, rack gear and motor group
At the column of top reaction frame, the I-steel of Liang Junwei 320 are bolted, and counter-force girder is connect with counter-force column, counter-force secondary beam
It is connect with counter-force girder by sliding shoe, gear and rack gear is fitted on the column of top reaction frame, beam, counter-force girder passes through anti-
Gear and rack gear on power column move up and down position driven by the motor, and counter-force secondary beam passes through the gear and tooth on counter-force girder
Item realizes the movement of front and back driven by the motor, and the sliding shoe on counter-force secondary beam passes through gear and rack gear driven by the motor
Realize the movement of left and right, power device is made of hydraulic cylinder, high-pressure oil pump, load controller, and load controller passes through data
Line is connect with high-pressure oil pump, and high-pressure oil pump connect by oil pipe with hydraulic cylinder, load controller control high-pressure oil pump oil supply or
Person's oil return, and then realize the pressurization or release of hydraulic cylinder；Laser displacement acquisition system is displaced by horizontal, vertical miniature laser
Meter is constituted, and leveling miniature laser displacement gauge is mounted at the top of the medial surface of model casing, for determining the horizontal position of Model Pile, is erected
It is mounted on to miniature laser displacement meter on the bottom surface of counter-force secondary beam, for determining vertical distance of the power device apart from soil sample；
Verticality monitoring system is made of levelling rod and miniature laser displacement meter, and after pile sinking position determines, Model Pile is placed pile sinking position
It sets, with the verticality of levelling rod adjustment Model Pile, four miniature laser displacement meters are separately fixed at four angle differences of model casing
On horizontal plane at height, the change in displacement of real-time collection model stake, the verticality of monitoring model stake；Control system includes notes
This computer, data line and plc operate controller, and laptop acquires laser displacement acquisition system and verticality by data line
The data information of monitoring system, laptop are transmitted to plc operation controller after handling collected data information,
Controller is operated by plc to be adjusted the motion state of each system to reach the state that test needs.
320 I-steel of the present invention welds stiffener on web, and the both ends of stiffener are welded with flange plate respectively.
Each section connection for the pile-sinking device that laboratory of the present invention voluntarily controls all is by adjustable high intensity
Bolt is attached, and connecting hole is all the bolt hole held successfully in advance.
Levelling rod is all arranged beside the bolt hole of junction of the present invention, levelling rod is also to be bolted, and is mentioned
Preceding installation and debugging are good.
The strong ray laser displacement meter that the measuring distance of miniature laser displacement meter of the present invention is 50 meters, error 1/
1000, itself miniature laser displacement meter with spirit level.
Compared with prior art, the present invention have the advantage that first is that structure is simple, it is easy to operate, it can be according to Model Pile
Size adjust counterforce device to change height and the position of loading system, can be monitored in real time stake verticality guarantee it is heavy
Stake everything goes well with your work carry out, not only increase the test efficiency of laboratory model stake, and the quality of guarantee test, be able to achieve a variety of
The pile sinking of dimension model stake is tested, and does not need to use load bar as secondary load, reduces the eccentric error of pile sinking test；
Second is that can guarantee the correctness of bolted reliability and installation in all places of being bolted installation levelling rod, it is ensured that load
The verticality of system guarantees verticality when pile sinking test；Third is that all miniature laser displacement sensors itself band spirit level,
The correctness and reliability that can guarantee its installation when installation are installed at the top of the medial surface of model casing and on the bottom surface of secondary beam
Miniature laser displacement meter can determine the position of loading system according to the size and pile sinking position of Model Pile, in model casing
Install whether miniature laser displacement meter can tilt in moment monitoring stake during the pile driving process on four angles on top, timely correction stake
Body ensures its verticality, so that it is guaranteed that the success of Model Pile pile sinking test.
Detailed description of the invention:
Fig. 1 is the main structure schematic illustration that laboratory of the present invention voluntarily controls pile-sinking device.
Specific embodiment:
The invention will be further described by way of example and in conjunction with the accompanying drawings.
Embodiment:
Laboratory described in the present embodiment voluntarily control pile-sinking device main structure include model casing system, loading system,
Laser displacement acquisition system, verticality monitor five funtion parts of system and control system, model casing system include model casing 12,
Visual windows 13, discharge outlet 16 unload sand mouth 14, model casing 12 having a size of 3000mm × 3000mm × 2000mm (it is long × wide ×
It is high), 12 base plate thickness of model casing is the steel plate of 14mm, and surrounding frame is welded by the channel steel that section is 100mm square；It can
Viewing window 13 is to change steel plate in 12 middle and upper part of model casing to make a transparent organic glass；Discharge outlet 16 is at the bottom of model casing 12
The circular hole of four 30mm is opened on four angles of plate, and is welded with the steel pipe with ball valve with circular hole；Unloading sand mouth 14 is in mould
12 front of molding box is 900mm × 900mm × 6mm steel plate easy to disassemble with bolt installation length × width x thickness；Loading system includes
Counterforce device and power device, counterforce device are made of pedestal 17 and top reaction frame, and pedestal 17 is bolted with 320 I-steel
It forms, top reaction frame is by four 1, two, counter-force column counter-force girder 2, one counter-force secondary beams 7,8 rack gear 3 of gear and 4 groups of motor
At the column of reaction frame, the I-steel of Liang Junwei 320 are bolted, and counter-force girder 2 is connect with counter-force column 1, counter-force secondary beam 7
It is connect with counter-force girder 2 by sliding shoe 5,8 rack gear 3 of gear is fitted on column, beam, girder 2 passes through 1 gear 8 of counter-force column
Rack gear 3 can move up and down position under the drive of motor 4, and secondary beam 7 is by 2 gear of counter-force girder, 8 rack gear 3 in motor 4
The movement of front and back may be implemented under drive, and the sliding shoe 5 on counter-force secondary beam 7 passes through 8 rack gear 3 of gear under the drive of motor 4
The movement of left and right may be implemented, power device is made of hydraulic cylinder 6, high-pressure oil pump 18, load controller 19, loads controller
19 are connect by data line with high-pressure oil pump 18, and high-pressure oil pump 18 is connect by oil pipe 9 with hydraulic cylinder 6, load controller 19
Control 18 oil supply of high-pressure oil pump perhaps oil return and then the pressurization or release of realization hydraulic cylinder 6；Laser displacement acquisition system by
Horizontal, vertical miniature laser displacement meter 11 is constituted, and leveling miniature laser displacement gauge 11 is mounted at the top of the medial surface of model casing 12,
For determining the horizontal position of Model Pile, vertical miniature laser displacement meter 11 is mounted on the bottom surface of secondary beam 7, dynamic for determining
Vertical distance of the power device apart from soil sample；Verticality monitoring system is made of levelling rod 10 and miniature laser displacement meter 11, pile sinking
After position determines, Model Pile is placed into pile sinking position, the verticality of Model Pile is adjusted with levelling rod 10, it is then miniature sharp by four
Light displacement meter 11 is fixed on four angles of model casing 12, the change in displacement of real-time collection model stake, monitoring model stake it is vertical
Degree；Control system includes that laptop 22, data line 21 and plc operation controller 20, laptop 22 pass through data line
The data information of 21 acquisition laser displacement acquisition systems and verticality monitoring system, laptop 22 believe collected data
Breath is transmitted to plc operation controller 20 after being handled, operate controller 20 by plc and carry out to the motion state of each system
Adjustment is to reach the state that test needs.
320 I-steel described in this hair embodiment weld stiffener on web, and the both ends of stiffener are welded with flange plate respectively
It connects.
Each section connection for the pile-sinking device that laboratory described in the present embodiment voluntarily controls all is by adjustable high-strength
Degree bolt is attached, and connecting hole is all the bolt hole held successfully in advance.
Levelling rod is all arranged beside the bolt hole of junction described in the present embodiment, levelling rod is also to be bolted,
Installation and debugging in advance are good.
The strong ray laser displacement meter that the measuring distance of miniature laser displacement meter 11 described in the present embodiment is 50 meters, error 1/
1000, itself miniature laser displacement meter with spirit level.
Claims (4)
1. a kind of laboratory voluntarily controls pile-sinking device, it is characterised in that main structure includes model casing system, loading system, swashs
Light displacement acquisition system, verticality monitor five funtion parts of system and control system, and model casing system includes model casing, visual
Window, discharge outlet unload sand mouth, and the length × width × height of model casing is 3000mm × 3000mm × 2000mm, and the bottom plate of model casing is
The steel plate of thickness 14mm, surrounding frame are welded by the square channel steel that section is 100mm；Visual windows are in model casing
Steel plate is changed one transparent organic glass of work and formed by top；The circular hole of four 30mm is opened on four angles of bottom plate of model casing as row
The mouth of a river, and be welded with the steel pipe with ball valve with circular hole；Model casing front is equipped with and unloads sand mouth, unloads sand mouth using long × wide
× thickness is that 900mm × 900mm × 6mm steel plate easy to disassemble is installed；Loading system includes counterforce device and power device,
Counterforce device is made of pedestal and top reaction frame, and pedestal is bolted using 320 I-steel, and top reaction frame is by four
Counter-force column, two counter-force girders, a counter-force secondary beam, gear, rack gear and motor form, column, the Liang Junwei 320 of top reaction frame
I-steel be bolted, counter-force girder is connect with counter-force column, and counter-force secondary beam is connect with counter-force girder by sliding shoe, on
It is fitted with gear and rack gear on the column of portion's reaction frame, beam, counter-force girder is by gear on counter-force column and rack gear in motor
Move up and down position under drive, counter-force secondary beam is realized driven by the motor by gear on counter-force girder and rack gear before and after
Mobile, the sliding shoe on counter-force secondary beam realizes the movement of left and right by gear and rack gear driven by the motor, power device by
Hydraulic cylinder, high-pressure oil pump, load controller are constituted, and load controller is connect by data line with high-pressure oil pump, high-pressure oil pump
It is connect by oil pipe with hydraulic cylinder, load controller control high-pressure oil pump oil supply or oil return, and then realizes hydraulic cylinder
Pressurization or release；Laser displacement acquisition system is made of horizontal, vertical miniature laser displacement meter, leveling miniature laser displacement gauge
It is mounted at the top of the medial surface of model casing, for determining the horizontal position of Model Pile, vertical miniature laser displacement meter is mounted on instead
On the bottom surface of power secondary beam, for determining vertical distance of the power device apart from soil sample；Verticality monitor system by levelling rod and
Miniature laser displacement meter is constituted, and after pile sinking position determines, Model Pile is placed pile sinking position, with hanging down for levelling rod adjustment Model Pile
Straight degree, four miniature laser displacement meters are separately fixed on the horizontal plane at four angle different heights of model casing, are acquired in real time
The change in displacement of Model Pile, the verticality of monitoring model stake；Control system includes laptop, data line and plc operation control
Device processed, laptop acquires laser displacement acquisition system by data line and verticality monitors the data information of system, notes
This computer is transmitted to plc operation controller after handling collected data information, operate controller to each by plc
The motion state of system is adjusted to reach the state that test needs.
2. laboratory voluntarily controls pile-sinking device according to claim 1, it is characterised in that 320 I-steel is on web
Stiffener is welded, the both ends of stiffener are welded with flange plate respectively.
3. laboratory voluntarily controls pile-sinking device according to claim 1, it is characterised in that the laboratory voluntarily controls heavy
Each section connection of stake device is attached by adjustable high-strength bolt, and connecting hole is all the bolt held successfully in advance
Levelling rod is arranged on hole, bolt hole side, and levelling rod is also to be bolted, and installation and debugging in advance are good.
4. laboratory voluntarily controls pile-sinking device according to claim 1, it is characterised in that the miniature laser displacement meter
The strong ray laser displacement meter that measuring distance is 50 meters, error 1/1000, itself miniature laser displacement meter with spirit level.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810240776 | 2018-03-22 | ||
| CN2018102407769 | 2018-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109736367A true CN109736367A (en) | 2019-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910222956.9A Pending CN109736367A (en) | 2018-03-22 | 2019-03-22 | A kind of laboratory voluntarily controls pile-sinking device |
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Citations (7)
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| JP2011017227A (en) * | 2009-07-10 | 2011-01-27 | Takenaka Komuten Co Ltd | Loading test apparatus and loading test method |
| CN103953074A (en) * | 2014-04-28 | 2014-07-30 | 青岛理工大学 | Opened tubular pile hammering injection and static load simulation experiment device and method |
| CN103967057A (en) * | 2014-04-30 | 2014-08-06 | 河海大学 | Soil body displacement field visualization testing device used in pile sinking process and using method |
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| CN204185888U (en) * | 2014-07-11 | 2015-03-04 | 郑州大学 | The horizontal vertical loading device of pile foundation model testing |
| CN104515734A (en) * | 2014-12-16 | 2015-04-15 | 广西科技大学 | Visualization simulator and simulation method for tubular pile vertical static test |
| CN205421359U (en) * | 2015-09-06 | 2016-08-03 | 湖南大学 | Reinforced earth retaining wall model test device |
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2019
- 2019-03-22 CN CN201910222956.9A patent/CN109736367A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011017227A (en) * | 2009-07-10 | 2011-01-27 | Takenaka Komuten Co Ltd | Loading test apparatus and loading test method |
| CN103953074A (en) * | 2014-04-28 | 2014-07-30 | 青岛理工大学 | Opened tubular pile hammering injection and static load simulation experiment device and method |
| CN103967057A (en) * | 2014-04-30 | 2014-08-06 | 河海大学 | Soil body displacement field visualization testing device used in pile sinking process and using method |
| CN104099954A (en) * | 2014-07-11 | 2014-10-15 | 郑州大学 | Transverse-vertical loading device for pile foundation model experiments |
| CN204185888U (en) * | 2014-07-11 | 2015-03-04 | 郑州大学 | The horizontal vertical loading device of pile foundation model testing |
| CN104515734A (en) * | 2014-12-16 | 2015-04-15 | 广西科技大学 | Visualization simulator and simulation method for tubular pile vertical static test |
| CN205421359U (en) * | 2015-09-06 | 2016-08-03 | 湖南大学 | Reinforced earth retaining wall model test device |
Non-Patent Citations (1)
| Title |
|---|
| 《安装工程》编委会: "《排灌机械使用技术手册》", 上海交通大学出版社, pages: 410 * |
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