CN203795869U - Full-automatic tension self-control system for prestressed beam - Google Patents
Full-automatic tension self-control system for prestressed beam Download PDFInfo
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- CN203795869U CN203795869U CN201320850367.3U CN201320850367U CN203795869U CN 203795869 U CN203795869 U CN 203795869U CN 201320850367 U CN201320850367 U CN 201320850367U CN 203795869 U CN203795869 U CN 203795869U
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Abstract
The utility model relates to a full-automatic tension self-control system for a prestressed beam. The tension self-control system comprises a main controller module, an intelligent tension control module, an automatic control and communication module, a printer, an electro-hydraulic automatic tension pump station, a tension jack and a beam plate. The printer and the intelligent tension control module are respectively connected with the main controller module. The automatic control and communication module is connected with the intelligent tension control module. The electro-hydraulic automatic tension pump station is connected with the automatic control and communication module. The tension jack is connected with the electro-hydraulic automatic tension pump station. The beam plate is connected with the tension jack. According to the full-automatic tension self-control system, digitization, standardization, normalization and informatization of the tension process are achieved, the tension quality of the prestressed beam is ensured, and management of the construction process is improved.
Description
Technical field
The utility model belongs to automatic control technology field, particularly relates to the full-automatic stretch-draw robot control system(RCS) of a kind of prestressed girder.
Background technology
Prestressed girder is that beam is applied in advance and makes it at span centre, produce the power of hogging moment, with partial offset beam positive bending moment in use.Acting as of prestressed girder adopts high-strength tensile prestressed material, can increase the weight bearing power of beam; Under equal load action, adopt prestressed beam can reduce the sectional dimension of beam, reduce deadweight; Because beam has prestressing force, overcome the crack problem by the disadvantage of plain bars beam, have prestressed beam be definitely do not have crannied.
Existing prestressed girder adopts artificial stretch-draw construction method in stretching construction, thus the problems such as the stretching process that prestressed girder is existed in operating process is lack of standardization, error is excessive, tension data inaccuracy.
Summary of the invention
The artificial stretch-draw construction method of employing that the utility model exists in stretching construction for solving existing prestressed girder, make that prestressed girder stretching process in operating process is lack of standardization, error is excessive, the coarse problem of tension data, and provide a kind of prestressed girder simple in structure, easy to install, that increase work efficiency full-automatic stretch-draw robot control system(RCS).
The technical scheme that the utility model is taked for the technical problem existing in solution known technology is: two top balance stretch-draw, and stretching process be take displacement control as main, and stretch-draw end point be take control stretching force as main, realizes stretch-draw dual control.Effectively control jack tension speed, when going out top and putting in place to advance at a slow speed, to going out top, return back to top and all made the good limit and control, effective guarantee workman's personal safety.
The full-automatic stretch-draw robot control system(RCS) of prestressed girder of the utility model embodiment, the full-automatic stretch-draw robot control system(RCS) of this prestressed girder comprises: master control computer, intelligent tensioning control module, print mechanical, electrical hydraulic control automatic Tensioning pumping plant, stretch-draw jack;
For supporting setting, typing and the execution of stretch-draw task, the master control computer of the reception of tension data, audit, storage, be connected with intelligent tensioning control module, for thereby the transmission in time of real-time tension data is controlled to pumping plant, with automatically controlled signal controlling pressure oil output, be delivered on request stretch-draw jack, realize the electric hydraulic control automatic Tensioning pumping plant of electric hydraulic control full automatic balance stretch-draw;
Be connected with electric hydraulic control automatic Tensioning pumping plant, for by the pressure oil of electric hydraulic control automatic Tensioning oil pump output, convert the output of stretching force to, complete the stretch-draw jack of prestressed girder prestressing to precast beam; The utility model can also adopt following technical measures:
Further, according to the structure of beam slab, 2 of stretch-draw jacks or 4 are set, electric hydraulic control automatic Tensioning pumping plant is consistent with the quantity of stretch-draw jack.
Further, on stretch-draw jack, be provided with and in real time the piston stretch value of stretch-draw jack be transferred to the high accuracy displacement sensor of intelligent tensioning control module by signal acquisition module.
Further, electric hydraulic control automatic Tensioning pumping plant fuel feeding end and Hydraulic Station are installed hydrostatic sensor.
Further, on electric hydraulic control automatic Tensioning pumping plant, be provided with for gathering the acquisition module of the live signal of displacement transducer and oil pressure sensor.
Advantage and the good effect that the utlity model has are: because the utility model is by arranging intelligent tensioning control module, realized the real-time detection to tension data, storage and transmission, and by main controller module, the data that detect are carried out to computing and analysis, according to result, automatically adjust the duty of electric hydraulic control automatic Tensioning pumping plant, realize the Automatic Control of stretching process, at utmost reduce artificial, the impact of the extraneous factors such as environment, efficiently solve the stretching process existing in Traditional Man stretching construction lack of standardization, error is excessive, the problems such as tension data inaccuracy.The utility model has been realized digitlization, standardization, standardization and the informationization of stretching process, has guaranteed the stretch-draw quality of prestressed girder, the perfect management of work progress.
Accompanying drawing explanation
Fig. 1 is the full-automatic stretch-draw robot control system(RCS) of the prestressed girder structural representation that the utility model embodiment provides;
In figure: 1, main controller module; 2, intelligent tensioning control module; 3, printer; 4, automatically control and communication module; 5, electric hydraulic control automatic Tensioning pumping plant; 6, stretch-draw jack; 7, beam slab.
The specific embodiment
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1:
As shown in Figure 1, the full-automatic stretch-draw robot control system(RCS) of the prestressed girder of the utility model embodiment is mainly by main controller module 1, intelligent tensioning control module 2, printer 3, automatically control and communication module 4, electric hydraulic control automatic Tensioning pumping plant 5, stretch-draw jack 6, beam slab 7 form;
For supporting setting, typing and the execution of stretch-draw task, the main controller module 1 of the reception of tension data, audit, storage;
Be connected the printer 3 of the tension data printing reports output when by stretching construction with main controller module 1;
By internet, be connected with main controller module 1, the stretch-draw task of sending for receiving main controller module 1, and control the intelligent tensioning control module 2 of automatic Tensioning pumping plant work;
Be connected with intelligent tensioning control module 2, for automatic control and the communication module 4 that receiving of task is exported with automatic control signal;
Be connected with automatic control and communication module 4, for by the output of automatically controlled signal controlled pressure oil, be delivered on request stretch-draw jack 6, realize the electric hydraulic control automatic Tensioning pumping plant 5 of electric hydraulic control full automatic balance stretch-draw;
Be connected with electric hydraulic control automatic Tensioning pumping plant 5, for by the pressure oil of electric hydraulic control automatic Tensioning oil pump output, convert the output of stretching force to, complete the stretch-draw jack applying 6 of prestressed girder prestressing;
The beam slab being connected with stretch-draw jack 6;
Intelligent tensioning control module 2 is control centres of automatic Tensioning process, in stretching process, the displacement transducer that system collects automatic pumping plant acquisition module and the live signal of oil pressure sensor, by analysis and process, and judge the stretching force value of current prestressed strand and stretch value whether synchronous, result is exported by output module, control and adjust the duty of electric hydraulic control automatic Tensioning pumping plant, the stretching force value and the stretch value SEQ that guarantee stretch-draw jack 6 increase, realize the Automatic Control of stretching process, in the time of stretch-draw, tension data is controlled and communication module by automatic, be uploaded in real time main controller module 1, show real-time stretch-draw curve and store data, output report.
In the utility model, according to the structure of beam slab, choosing stretch-draw jack 6 is 2 or 4, and electric hydraulic control automatic Tensioning pumping plant 5 is consistent with the number of stretch-draw jack 6; On stretch-draw jack 6, high accuracy displacement sensor is installed, displacement transducer is transferred to intelligent tensioning control module 2 by the stretch value of the piston of stretch-draw jack 6 by signal acquisition module in real time; Dynamometric system is provided with two hydrostatic sensors, is arranged on respectively fuel feeding end and the Hydraulic Station oil revolving end of Hydraulic Station; On electricity hydraulic control automatic Tensioning pumping plant 6, acquisition module is installed, for gathering the live signal of displacement transducer and oil pressure sensor.
Electric hydraulic control automatic Tensioning pumping plant 5 of the present utility model is as the power source of whole stretching process, automatically control and communication module 4 are exported receiving of task with automatically controlled signal controlled pressure oil, be delivered on request stretch-draw jack 6, realize the stretch-draw of electric hydraulic control full automatic balance, specific as follows:
(1) extra-high voltage hydraulic control hydraulic circuit switching technique
Box girder tensioning hydraulic system working pressure is at 31.5Mpa～50Mpa, for extra high voltage system, the reliability of hydraulic system and long-time stability are primary problems that solve, and key is durability and the reliability of valve group in hydraulic system, the patented product < super-pressure hydraulic control hydraulic circuit switch > of the main You Wo of control valve group company forms, and drives the break-make of ultrahigh pressure oilway by being operated in the solenoid control low pressure oil way of 15Mpa～20Mpa;
(2) large and small flow combination fuel feeding
Hydraulic Station is provided with two groups of control valve groups and controls respectively large and small two flows, tensioning speed is controlled in combination by adjusting size flow, thereby reach the effect that flow is controlled in simulation manually, adopt the control of low discharge to reach the object of accurate control stretching force approaching stretch-draw desired value or hold lotus packing stage;
(3) automatically controlled slowly-releasing anchor system
In order to make system meet tensioning process automatic process control system, hydraulic system has added slowly-releasing anchor system, slow release after can making stretch-draw jack stretch-draw complete, thereby the stretching force that guarantees steel strand is slowly transitioned into work ground tackle from moveable anchor, avoid the impact to work clip sheet, prevented sliding bundle.
The above is only to preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, every foundation technical spirit of the present utility model is to any simple modification made for any of the above embodiments, equivalent variations and modification, all belong in the scope of technical solutions of the utility model.
Claims (5)
1. the full-automatic stretch-draw robot control system(RCS) of prestressed girder, it is characterized in that, this stretch-draw robot control system(RCS) comprises: main controller module, intelligent tensioning control module, control and communication module, the mechanical, electrical hydraulic control automatic Tensioning of printing pumping plant, stretch-draw jack, beam slab automatically;
Printer is connected with main controller module respectively with intelligent tensioning control module, automatically control and communication module are connected with intelligent tensioning control module, electricity hydraulic control automatic Tensioning pumping plant is with control and communication module are connected automatically, stretch-draw jack is connected with electric hydraulic control automatic Tensioning pumping plant, and beam slab is connected with stretch-draw jack.
2. the full-automatic stretch-draw robot control system(RCS) of prestressed girder as claimed in claim 1, is characterized in that, according to the structure of beam slab, 2 of stretch-draw jacks or 4 is set, and electric hydraulic control automatic Tensioning pumping plant is consistent with the quantity of stretch-draw jack.
3. the full-automatic stretch-draw robot control system(RCS) of prestressed girder as claimed in claim 1, it is characterized in that, on stretch-draw jack, be provided with and in real time the piston stretch value of stretch-draw jack be transferred to the high accuracy displacement sensor of intelligent tensioning control module by signal acquisition module.
4. the full-automatic stretch-draw robot control system(RCS) of prestressed girder as claimed in claim 1, is characterized in that, electric hydraulic control automatic Tensioning pumping plant fuel feeding end and Hydraulic Station are installed hydrostatic sensor.
5. the full-automatic stretch-draw robot control system(RCS) of prestressed girder as claimed in claim 1, is characterized in that, on electric hydraulic control automatic Tensioning pumping plant, is provided with for gathering the acquisition module of the live signal of displacement transducer and oil pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320850367.3U CN203795869U (en) | 2013-12-23 | 2013-12-23 | Full-automatic tension self-control system for prestressed beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320850367.3U CN203795869U (en) | 2013-12-23 | 2013-12-23 | Full-automatic tension self-control system for prestressed beam |
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| Publication Number | Publication Date |
|---|---|
| CN203795869U true CN203795869U (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320850367.3U Expired - Fee Related CN203795869U (en) | 2013-12-23 | 2013-12-23 | Full-automatic tension self-control system for prestressed beam |
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| Country | Link |
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| CN (1) | CN203795869U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758820A (en) * | 2016-11-15 | 2017-05-31 | 中铁二局集团有限公司 | A kind of continuous Cast-in-situ Beam prestressing tendon stretch-draw construction method of minor radius |
| CN114321035A (en) * | 2021-12-29 | 2022-04-12 | 筑友智造智能科技有限公司 | Intelligent tensioning equipment for prestressed reinforcement |
-
2013
- 2013-12-23 CN CN201320850367.3U patent/CN203795869U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758820A (en) * | 2016-11-15 | 2017-05-31 | 中铁二局集团有限公司 | A kind of continuous Cast-in-situ Beam prestressing tendon stretch-draw construction method of minor radius |
| CN114321035A (en) * | 2021-12-29 | 2022-04-12 | 筑友智造智能科技有限公司 | Intelligent tensioning equipment for prestressed reinforcement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20141223 |
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| EXPY | Termination of patent right or utility model |