CN109629614A - A kind of pile foundation static load test macro - Google Patents
A kind of pile foundation static load test macro Download PDFInfo
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- CN109629614A CN109629614A CN201910121641.5A CN201910121641A CN109629614A CN 109629614 A CN109629614 A CN 109629614A CN 201910121641 A CN201910121641 A CN 201910121641A CN 109629614 A CN109629614 A CN 109629614A
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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
Abstract
The invention discloses a kind of pile foundation static load test macros, including central processing unit, data management system and information storage module, the central processing unit is bi-directionally connected with data management system realization, the central processing unit is bi-directionally connected with information storage module realization, the data management system is bi-directionally connected with wireless module realization, the wireless module is realized with mobile terminal and is bi-directionally connected, the output end of the central processing unit and the input terminal of display module connect, the input terminal of the central processing unit is connect with the output end of system editor module, the output end of central processing unit is connect with the input terminal of deposit memory module, the present invention relates to test macro technical fields.The pile foundation static load test macro, solves existing dead load checkup system when in use, pile foundation static load cannot be carried out to stable detection, use process medium-long range transmitting signal is not sufficiently stable, and the problem of the information unification of pile foundation static load test macro detection.
Description
Technical field
The present invention relates to test macro technical field, specially a kind of pile foundation static load test macro.
Background technique
In construction projects, static test be determining pile foundation and foundation bearing capacity most directly, it is most reliable also most directly
Test method.Therefore many important evidences in relation to all being checked and accepted as engineering design and construction in current specifications in China.
It is a kind of test method of simulant building thing element task condition, the Soviet Union originating from the thirties, the countries such as beauty, traditional test side
Method is loaded using hand oil jack, and payload values and settling amount manually survey reading with oil pressure gauge and dial gauge respectively, number
According to processing also by being accomplished manually.RSM test for static load instrument controls hydraulic system certainly using advanced data acquisition technology
Dynamic load, mends and carries, automatic sustained loading, sentences automatically steady, automatically saves data, draws Q-S automatically, S-1gQ, and S-1gt curve is quiet
It carries tester: referring to use the function by stake, apply axial compressive force, axial direction uplift force or in pile foundation support table step by step in stake top respectively
Bottom surface absolute altitude is unanimously located to apply horizontal force, observes sedimentation, uplift displacement or horizontal position that the corresponding test point of stake generates at any time
It moves, according to the relationship of load and displacement, determines corresponding single pile vertical resistance pressure bearing capacity, unit for single-pile vertical anti-pulling bearing capacity or single pile
The test method of horizontal bearing capacity, the external force that dead load, that is, component is born not time to time change, and component each point itself
State does not also change over time, and is exactly that each particle of component does not have acceleration.If certain portions of entire component or entire component
Speed, which has, point under external force substantially change, that is, biggish acceleration has occurred, studies stress at this moment and problem on deformation
It is exactly dynamic loading problem.
Pile foundation static load when in use, cannot be carried out stable detection by existing dead load checkup system, in use process
Long-range transmitting signal is not sufficiently stable, and the information unification of pile foundation static load test macro detection, when use number obtained
According to single, existing mobile message receiving device cannot faster be received information, and there are loopholes for system.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of pile foundation static load test macro, solving cannot be by stake
Base dead load carries out stable detection, and use process medium-long range transmitting signal is not sufficiently stable, and pile foundation static load test macro
The information unification of detection, when use data sheet one obtained, existing mobile message receiving device cannot faster will letter
Breath receives, and system has loophole.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: a kind of pile foundation static load test macro,
Including central processing unit, data management system and information storage module, the central processing unit and data management system realization are double
To connection, the central processing unit is bi-directionally connected with information storage module realization, and the data management system and wireless module are real
It is now bi-directionally connected, the wireless module is realized with mobile terminal and is bi-directionally connected, the output end and display module of the central processing unit
Input terminal connection, the input terminal of the central processing unit connect with the output end of system editor module, the central processing unit
Output end with deposit memory module input terminal connect, it is described deposit memory module input terminal and information storage module it is defeated
Outlet connection, the output end of the central processing unit and the input terminal of test module connect, and the central processing unit is mentioned with data
The realization of modulus block is bi-directionally connected, and the output end of the data extraction module and the input terminal of test module connect, the test mould
The output end of block and the input terminal of A/D converter connect, and the output end of the A/D converter and the input terminal of central processing unit connect
It connects.
Preferably, the display module includes microprocessor, the input terminal and information transcoder of the microprocessor
Output end connection, the information transcoder and central processing unit are realized and are bi-directionally connected.
Preferably, the microprocessor is bi-directionally connected with LED display realization, and the microprocessor and power supply control
Module realization is bi-directionally connected, and the output end of the microprocessor is connect with the input terminal of heat dissipation motor.
Preferably, the test module includes strain gauge transducer, the output end and warning lamp of the strain gauge transducer
Input terminal connection.
Preferably, the input terminal of the input terminal of the warning lamp and resistance strain gage connects, the input terminal of the warning lamp
It is connect with the output end of laser type sensor.
Preferably, the data extraction module includes specified data reference, the specified data reference and central processing unit
Realization is bi-directionally connected.
Preferably, the output end of the specified data reference is connect with the input terminal of specified formula reference, the specified journey
The output end of formula reference is connect with the input terminal of setting time.
Preferably, the input terminal of the setting time is connect with the input terminal that maximum alarming value is arranged, and the setting is maximum
The output end of alarming value and the input terminal of test module connect.
(3) beneficial effect
The present invention provides a kind of pile foundation static load test macros.Have compared with prior art it is following the utility model has the advantages that
(1), the pile foundation static load test macro, by being bi-directionally connected in data management system and wireless module realization, nothing
Wire module realizes with mobile terminal and is bi-directionally connected that the output end of central processing unit and the input terminal of display module connect, central processing
The input terminal of device is connect with the output end of system editor module, the output end of central processing unit and the input terminal of deposit memory module
The output end of connection, the input terminal and information storage module of depositing memory module connects, the output end of central processing unit and test
The input terminal of module connects, and central processing unit and data extraction module realization are bi-directionally connected, the output end of data extraction module and
The input terminal of test module connects, and the output end of test module and the input terminal of A/D converter connect, the output of A/D converter
End is connect with the input terminal of central processing unit, solves existing dead load checkup system when in use, cannot be by pile foundation static load
Stable detection is carried out, use process medium-long range transmitting signal is not sufficiently stable, and the letter of pile foundation static load test macro detection
The problem of ceasing unification.
(2), the pile foundation static load test macro, by being bi-directionally connected in central processing unit and data management system realization,
Central processing unit is bi-directionally connected with information storage module realization, and data management system is bi-directionally connected with wireless module realization, wirelessly
Module realizes with mobile terminal and is bi-directionally connected that the output end of central processing unit and the input terminal of display module connect, central processing unit
Output end and test module input terminal connect, central processing unit and data extraction module realization be bi-directionally connected, data extraction
The output end of module and the input terminal of test module connect, and solving existing mobile message receiving device cannot be faster by letter
Breath receives, and system has loophole, can quickly be transmitted the data that dead load checkup system is tested by mobile terminal
To mobile terminal.
(3), the pile foundation static load test macro, by including microprocessor in display module, microprocessor it is defeated
Enter end to connect with the output end of information transcoder, the realization of information transcoder and central processing unit is bi-directionally connected, microprocessor with
LED display realization is bi-directionally connected, and microprocessor is bi-directionally connected with energy supply control module realization, the output end of microprocessor
It is connect with the input terminal of heat dissipation motor, it can be fast by the data of the tested generation of dead load checkup internal system by display module
Speed is shown, and is quickly handled information by central processing unit and corresponding data processing module, by dead load checkup
The data transmission of system is increased substantially with detection efficiency.
(4), the pile foundation static load test macro specifies data by including specified data reference in data extraction module
It being bi-directionally connected referring to central processing unit realization, the output end of specified data reference is connect with the input terminal of specified formula reference,
The output end of specified formula reference is connect with the input terminal of setting time, and the input terminal of time is arranged and maximum alarming value is arranged
The input terminal of input terminal connection, output end and test module that maximum alarming value is arranged connects, can be with by data extraction module
The data of specified data reference are subjected to data extraction, and the integrated efficiency of information can be increased substantially, so that dead load
The efficiency of test macro increases substantially.
(5), the pile foundation static load test macro specifies data by including specified data reference in data extraction module
It being bi-directionally connected referring to central processing unit realization, the output end of specified data reference is connect with the input terminal of specified formula reference,
The output end of specified formula reference is connect with the input terminal of setting time, and the input terminal of time is arranged and maximum alarming value is arranged
The input terminal of input terminal connection, output end and test module that maximum alarming value is arranged connects, so that dead load checkup system can
Effectively to be provided the data test in test module, the tested range of stress is limited, data extraction module is passed through
Effectively the stress that resistance strain gage generates can will be alarmed.
Detailed description of the invention
Fig. 1 is the structural principle block diagram of present system；
Fig. 2 is that the invention shows the structural principle block diagrams of modular system；
Fig. 3 is the structural principle block diagram of test module system of the present invention；
Fig. 4 is the structural principle block diagram of data extraction module system of the present invention.
In figure, 1- central processing unit, 2- data management system, 3- information storage module, 4- wireless module, the mobile terminal 5-,
6- display module, 7- system editor module, 8- deposit memory module, 9- test module, 10- data extraction module, 11-A/D turn
Parallel operation, 12- microprocessor, 13- information transcoder, 14-LED display screen, 15- energy supply control module, 16- heat dissipation motor, 17-
Strain gauge transducer, 18- warning lamp, 19- resistance strain gage, 20- laser type sensor, 21- specify data reference, 22- specified
Maximum alarming value is arranged in formula reference, 23- setting time, 24-.
Specific embodiment
Technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the embodiment of the present invention provides a kind of technical solution: a kind of pile foundation static load test macro, including
Central processing unit 1, data management system 2 and information storage module 3, the type selecting of central processing unit 1 are FW109G, central processing unit
1 is bi-directionally connected with the realization of data management system 2, and central processing unit 1 is bi-directionally connected with the realization of information storage module 3, data management
System 2 is bi-directionally connected with the realization of wireless module 4, and wireless module 4 is realized with mobile terminal 5 and is bi-directionally connected, the output of central processing unit 1
End is connect with the input terminal of display module 6, and the input terminal of central processing unit 1 is connect with the output end of system editor module 7, center
The output end of processor 1 is connect with the input terminal of deposit memory module 8, and the input terminal and information for depositing memory module 8 store mould
The output end of block 3 connects, and cannot faster information be received by solving existing mobile message receiving device, and there are loopholes for system
The problem of, mobile terminal, central processing unit are quickly transferred to by the data that mobile terminal 5 can be tested dead load checkup system
1 output end is connect with the input terminal of test module 9, and central processing unit 1 is bi-directionally connected with the realization of data extraction module 10, data
The output end of extraction module 10 is connect with the input terminal of test module 9, and the output end of test module 9 is defeated with A/D converter 11
Enter end connection, the type selecting of A/D converter 11 is HO2291, solves existing dead load checkup system when in use, cannot be by stake
Base dead load carries out stable detection, and use process medium-long range transmitting signal is not sufficiently stable, and pile foundation static load test macro
The output end of the problem of information unification of detection, A/D converter 11 are connect with the input terminal of central processing unit 1, display module 6
Including microprocessor 12, the type selecting of microprocessor 12 is ME163, the input terminal and information transcoder 13 of microprocessor 12
Output end connection, the type selecting of information transcoder 13 is FW190, and information transcoder 13 and central processing unit 1, which are realized, to be bi-directionally connected,
Microprocessor 12 is bi-directionally connected with the realization of LED display 14, and microprocessor 12 and energy supply control module 15 realize two-way company
It connects, the output end of microprocessor 12 is connect with the input terminal of heat dissipation motor 16, can be by dead load checkup by display module 6
The data of the tested generation of internal system are quickly shown, and will be believed by central processing unit 1 and corresponding data processing module
Breath is quickly handled, and the data of dead load checkup system are transmitted and are increased substantially with detection efficiency, and test module 9 includes answering
The output end of variant sensor 17, strain gauge transducer 17 is connect with the input terminal of warning lamp 18, the input terminal of warning lamp 18 with
The input terminal of resistance strain gage 19 connects, and the input terminal of warning lamp 18 is connect with the output end of laser type sensor 20, laser type
The type selecting of sensor 20 is HW2290, and data extraction module 10 includes specified data referring to 21, specifies data referring to 21 and center
The realization of processor 1 is bi-directionally connected, and specified data are connect with specified formula referring to 22 input terminal referring to 21 output end, specifies journey
Formula is connect referring to 22 output end with the input terminal of setting time 23, and the input terminal of time 23 is arranged and maximum alarming value 24 is arranged
Input terminal connection, the output end that maximum alarming value 24 is arranged connect with the input terminal of test module 9, passes through data extraction module
Specified data can be carried out data extraction referring to 21 data by 10, and can increase substantially the integrated efficiency of information, be made
The efficiency for obtaining dead load checkup system increases substantially.
When work, first the bases dead load checkup systems such as central processing unit 1 and data management system 2 are electrically connected with external power supply
It connects, is run by the formula stored in central processing unit 1 and information storage module 3, allow test pattern 9 to pile foundation
Dead load checkup is carried out, is tested by multiple test components, passes through strain transducer 17, resistance strain gage 19 and laser type
Sensor 20 tests pile foundation, when reaching certain exceeded numerical value, the data that can will be measured by central processing unit 1
It is transferred to data management system 2, data management system 2 can transfer data to mobile terminal 5 by wireless module 4, work as needs
When formula in central processing unit 1 is modified, need to carry out by system editor module 7 to the journey in central processing unit 1
Formula is modified, and when needing will display data, so that the data of central processing unit 1 are transferred to information transcoder
13, information transcoder 13 transfers data to microprocessor 12, and microprocessor 12 is shown LED is transferred to after data processing
Screen 14, and when display module 6 overheats, energy supply control module 15 is controlled into power supply of the power supply to display module 6, by miniature
12 pairs of heat dissipation motors 16 of processor start, so that display module 6 can be with fast cooling.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of pile foundation static load test macro, including central processing unit (1), data management system (2) and information storage module
(3), the central processing unit (1) realizes with data management system (2) and is bi-directionally connected that the central processing unit (1) is deposited with information
Storage module (3) is realized and is bi-directionally connected, it is characterised in that: two-way company is realized in the data management system (2) and wireless module (4)
It connects, the wireless module (4) is realized with mobile terminal (5) and is bi-directionally connected, the output end and display module of the central processing unit (1)
(6) input terminal connection, the input terminal of the central processing unit (1) connect with the output end of system editor module (7), it is described in
The output end of central processor (1) is connect with the input terminal of deposit memory module (8), the input terminal of deposit memory module (8)
It is connect with the output end of information storage module (3), the output end of the central processing unit (1) and the input terminal of test module (9)
Connection, the central processing unit (1) and data extraction module (10) realization be bi-directionally connected, the data extraction module (10) it is defeated
Outlet is connect with the input terminal of test module (9), the output end of the test module (9) and the input terminal of A/D converter (11)
Connection, the output end of the A/D converter (11) are connect with the input terminal of central processing unit (1).
2. a kind of pile foundation static load test macro according to claim 1, it is characterised in that: display module (6) packet
It includes microprocessor (12), the input terminal of the microprocessor (12) is connect with the output end of information transcoder (13), described
Information transcoder (13) is realized with central processing unit (1) and is bi-directionally connected.
3. a kind of pile foundation static load test macro according to claim 2, it is characterised in that: the microprocessor (12)
It realizes and is bi-directionally connected with LED display (14), the microprocessor (12) is realized with energy supply control module (15) and is bi-directionally connected,
The output end of the microprocessor (12) is connect with the input terminal of heat dissipation motor (16).
4. a kind of pile foundation static load test macro according to claim 1, it is characterised in that: test module (9) packet
It includes strain gauge transducer (17), the output end of the strain gauge transducer (17) is connect with the input terminal of warning lamp (18).
5. a kind of pile foundation static load test macro according to claim 4, it is characterised in that: the warning lamp (18) it is defeated
Enter end to connect with the input terminal of resistance strain gage (19), the input terminal of the warning lamp (18) is defeated with laser type sensor (20)
Outlet connection.
6. a kind of pile foundation static load test macro according to claim 1, it is characterised in that: the data extraction module
It (10) include specified data referring to (21), the specified data, which are realized referring to (21) with central processing unit (1), to be bi-directionally connected.
7. a kind of pile foundation static load test macro according to claim 6, it is characterised in that: the specified data reference
(21) input terminal of the output end with specified formula referring to (22) is connect, output end and setting of the specified formula referring to (22)
The input terminal of time (23) connects.
8. a kind of pile foundation static load test macro according to claim 7, it is characterised in that: setting time (23)
Input terminal is connect with the input terminal that maximum alarming value (24) is arranged, the output end that maximum alarming value (24) is arranged and test mould
The input terminal of block (9) connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910121641.5A CN109629614A (en) | 2019-02-19 | 2019-02-19 | A kind of pile foundation static load test macro |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910121641.5A CN109629614A (en) | 2019-02-19 | 2019-02-19 | A kind of pile foundation static load test macro |
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| Publication Number | Publication Date |
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| CN109629614A true CN109629614A (en) | 2019-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910121641.5A Pending CN109629614A (en) | 2019-02-19 | 2019-02-19 | A kind of pile foundation static load test macro |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827372A (en) * | 2020-07-07 | 2020-10-27 | 广东省建设工程质量安全检测总站有限公司 | Remote detection data acquisition and monitoring system for static load test |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101787715A (en) * | 2010-02-26 | 2010-07-28 | 招商局重庆交通科研设计院有限公司 | Method used for testing stability of foundation of fan suspended in road tunnel and system therefor |
| CN103149896A (en) * | 2013-01-31 | 2013-06-12 | 天津市隆安达建筑仪器科技发展有限公司 | Monitoring device and networked automatic monitoring and recording system for pile hammering machine construction |
| CN205804432U (en) * | 2016-07-06 | 2016-12-14 | 广州建设工程质量安全检测中心有限公司 | Static load pilot system that architecture foundation pile is wireless |
| CN106886848A (en) * | 2017-01-17 | 2017-06-23 | 中铁上海工程局集团有限公司 | Bridge construction information acquisition management system |
| CN208379590U (en) * | 2018-06-28 | 2019-01-15 | 徐州雷曼机械科技有限公司 | A kind of real-time display system during club-footed pile base expanding and base expanding |
| CN109342759A (en) * | 2018-12-21 | 2019-02-15 | 大庆智美石油科技有限公司 | A kind of photoelectric sensor system applied to tachometric survey |
-
2019
- 2019-02-19 CN CN201910121641.5A patent/CN109629614A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101787715A (en) * | 2010-02-26 | 2010-07-28 | 招商局重庆交通科研设计院有限公司 | Method used for testing stability of foundation of fan suspended in road tunnel and system therefor |
| CN103149896A (en) * | 2013-01-31 | 2013-06-12 | 天津市隆安达建筑仪器科技发展有限公司 | Monitoring device and networked automatic monitoring and recording system for pile hammering machine construction |
| CN205804432U (en) * | 2016-07-06 | 2016-12-14 | 广州建设工程质量安全检测中心有限公司 | Static load pilot system that architecture foundation pile is wireless |
| CN106886848A (en) * | 2017-01-17 | 2017-06-23 | 中铁上海工程局集团有限公司 | Bridge construction information acquisition management system |
| CN208379590U (en) * | 2018-06-28 | 2019-01-15 | 徐州雷曼机械科技有限公司 | A kind of real-time display system during club-footed pile base expanding and base expanding |
| CN109342759A (en) * | 2018-12-21 | 2019-02-15 | 大庆智美石油科技有限公司 | A kind of photoelectric sensor system applied to tachometric survey |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827372A (en) * | 2020-07-07 | 2020-10-27 | 广东省建设工程质量安全检测总站有限公司 | Remote detection data acquisition and monitoring system for static load test |
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