CN201943005U - Synchronous stretching system of prestressing force - Google Patents
Synchronous stretching system of prestressing force Download PDFInfo
- Publication number
- CN201943005U CN201943005U CN2011200137260U CN201120013726U CN201943005U CN 201943005 U CN201943005 U CN 201943005U CN 2011200137260 U CN2011200137260 U CN 2011200137260U CN 201120013726 U CN201120013726 U CN 201120013726U CN 201943005 U CN201943005 U CN 201943005U
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- synchronous
- substation
- oil cylinder
- prestressing force
- control
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Abstract
The utility model discloses a synchronous stretching system of prestressing force. The synchronous stretching system comprises a front numerical-control oil blocking cylinder, a synchronous controller and a pump station, wherein the synchronous controller is connected with the pump station by a control cable, a pressure sensor and a displacement sensor are arranged on the front numerical-control oil blocking cylinder, the front numerical-control oil blocking cylinder is connected with a synchronous substation, and the synchronous substation is connected with the synchronous controller by a fieldbus. In the synchronous stretching system of the prestressing force, the front numerical-control oil blocking cylinder is connected with the synchronous controller by the synchronous substation, and the pressure sensor and the displacement sensor are arranged in the front numerical-control oil blocking cylinder in an integrated way so as to reduce the quality problems of prestressing force construction members due to reading error and recording error.
Description
Technical field
The utility model relates to a kind of prestressing force pull system, relates in particular to a kind of prestressing force synchronous tension system.
Background technology
The prestressed stretch-draw of concrete components such as bridge construction is at present used very extensive, and this technology can effectively reduce concrete consumption, cuts down the consumption of energy and pollutes.This type of prestressing force pull system of each manufacturer production all need rely on artificial reading and record data less than realizing by PLC control stretching force and displacement, power and displacement numerical value at present.For reducing the quality problems that error in reading and recording error cause prestressed member, therefore be necessary to design the computer-controlled prestressing force synchronous tension of a kind of utilization system.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of prestressing force synchronous tension system, reduces the quality problems that error in reading and recording error cause prestressed member.
The utility model is to solve the problems of the technologies described above the technical scheme that adopts to provide a kind of prestressing force synchronous tension system, block oil cylinder, isochronous controller and pumping plant before comprising numerical control, described isochronous controller links to each other with pumping plant by control cables, wherein, the card oil cylinder is provided with pressure sensor and displacement transducer before the described numerical control, the card oil cylinder links to each other with synchronous substation before the described numerical control, and described synchronous substation links to each other with isochronous controller by fieldbus.
Above-mentioned prestressing force synchronous tension system wherein, is connected with the preceding card of a plurality of numerical controls oil cylinder under each synchronous substation, a plurality of synchronous substations link to each other by fieldbus.
The utility model contrast prior art has following beneficial effect: the prestressing force synchronous tension system that the utility model provides, card oil cylinder before the numerical control is linked to each other with isochronous controller by synchronous substation, and before numerical control, block inner integrated setting pressure sensor of oil cylinder and displacement transducer, reduce the quality problems that error in reading and recording error cause prestressed member.
Description of drawings
Fig. 1 is the utility model prestressing force synchronous tension system architecture schematic diagram;
Fig. 2 is an isochronous controller structural representation of the present utility model;
Fig. 3 is a synchronous substation of the present utility model structural representation;
Fig. 4 is a synchronous tension of the present utility model system control flow chart.
Among the figure:
1 isochronous controller, 2 control cables, 3 pumping plants
4 fieldbus, 5 oil pipes, 11 touch-screens
12 communication interfaces, 13 data-interfaces, 14 cable interfaces
15 button groups 61,62, the synchronous substation of 6N
71,72,73,74 oil cylinders, 610,611 communication interfaces, 612 oil-ins
613 oil-outs, 614,615,616,617 control hydraulic fluid ports
710,720,730,740 pressure sensors
6140,6150,6160,6170 sensor interfaces
The specific embodiment
The utility model will be further described below in conjunction with drawings and Examples.
Fig. 1 is a system architecture schematic diagram of the present utility model.
See also Fig. 1, the prestressing force synchronous tension system that the utility model provides blocks oil cylinder, isochronous controller 1 and pumping plant 3 before comprising numerical control, described isochronous controller 1 links to each other with pumping plant 3 by control cables 2, wherein, the card oil cylinder is provided with pressure sensor and displacement transducer before the described numerical control, the card oil cylinder links to each other with synchronous substation before the described numerical control, and described synchronous substation links to each other with isochronous controller 1 by fieldbus 4.
Specifically, isochronous controller 1 is connected to synchronous substation 61 by fieldbus 4, and substation 61 is connected to synchronous substation 62 by fieldbus 4 synchronously, until synchronous substation 6N; Isochronous controller 1 is connected to pumping plant 3 by control cables 2, and pumping plant 3 is connected to synchronous substation 61 oil-ins by oil pipe 5, and oil cylinder 71,72,73 and 74 is blocked before connecting numerical control in substation 61 synchronously.
Fig. 2 is an isochronous controller structural representation of the present utility model.
See also Fig. 2, the communication interface 12 of isochronous controller 1 connects fieldbus 4, and data-interface 13 connects the external data storage device, and cable interface 14 connects control cables 2; Isochronous controller 1 guidance panel comprises touch-screen 11 and button groups 15.
Fig. 3 is a synchronous substation of the present utility model structural representation.
See also Fig. 3, the communication interface 610 of substation 61 is connected fieldbus 4 with 611 synchronously, and oil-in 612 connects pumping plant 3 by oil cylinder 5, and oil-out 613 connects next synchronous substation 62; Block oil cylinder 71, the sensor interface 6140 that displacement transducer before the numerical control on the card oil cylinder 71 and pressure sensor 710 are connected to synchronous substation 61 before the control hydraulic fluid port 614 of substation 61 connects numerical control synchronously; Control hydraulic fluid port 615 blocks oil cylinder 72 before connecting numerical control, the sensor interface 6150 that displacement transducer before the numerical control on the card oil cylinder 72 and pressure sensor 720 are connected to synchronous substation 61; Control hydraulic fluid port 616 blocks oil cylinder 73 before connecting numerical control, the sensor interface 6160 that displacement transducer before the numerical control on the card oil cylinder 73 and pressure sensor 730 are connected to synchronous substation 61; Control hydraulic fluid port 617 blocks oil cylinder 74 before connecting numerical control, the sensor interface 6170 that displacement transducer before the numerical control on the card oil cylinder 74 and pressure sensor 740 are connected to synchronous substation 61.
Fig. 4 is a synchronous tension of the present utility model system control flow chart.
See also Fig. 4, the utility model can be controlled N(0＜N≤99) individual synchronous substation carries out work simultaneously, its roughly the course of work be: isochronous controller 1 sends enabling signals to pumping plant 3 by control cables 2, pumping plant 3 starts, pumping plant 3 passes through oil pipe 5 to synchronous substation 61,62, the 6N fuel feeding, synchronous substation 61,62,6N receives pressure sensor and displacement transducer 710,720,730,740 ... pressure signal and displacement signal, send to isochronous controller 1 by fieldbus 4 then, pass through fieldbus 4 sending controling instructions after the isochronous controller 1 internal processes computing to synchronous substation 61,62,6N, synchronous substation 61,62,6N receives the control instruction of isochronous controller 1, control synchronous substation 61,62, the power on/off of the electromagnetic valve of 6N, card oil cylinder 71 before the control numerical control, 72,73 and 74 action and stopping, controlling thus card oil cylinder before the numerical control synchronously.
The operating process process of isochronous controller 1 is: 1) energising back system carries out System self-test earlier, then warns and checks with the text prompt operator if any warning message; 2) by the pumping plant startup pumping plant of releasing the button; 3) on touch-screen 11, check synchronous substation access state, sensor connection status, can carry out the control of the preceding card of numerical control oil cylinder and enable to select; Technological parameter and systematic parameter are set on touch-screen 11, technological parameter comprises parameters such as jack number, beam number, stretch-draw time, and systematic parameter mainly is that displacement accuracy, power deviation, oil cylinder area, oil cylinder stroke, valve open period, valve close parameters such as time and storage area; 4) select the integral tension pattern, adopt displacement synchronous control reference model, mode switch in the button groups 15 of isochronous controller 1 is selected integral position, the input displacement of targets, confirm behind the goal tension, pin and keep stretching out button, isochronous controller 1 receives the pressure signal and the displacement signal of synchronous substation 61, operation inner body stressing sequence, sending controling instruction is to synchronous substation 61, the control instruction of isochronous controller 1 is accepted in substation 61 synchronously, and the synchronization action of numerical control preceding card oil cylinder 71,72,73 and 74 is controlled in the commutation of control electromagnetic valve; After card oil cylinder 71,72,73 and 74 all reaches displacement of targets before each numerical control, automatically stop the integral tension program, if the stretching force of card oil cylinder surpasses the goal tension that is provided with before certain numerical control in this process, then can warn operator's goal tension on touch-screen transfinites; 5) select accurate adjustment stretch-draw pattern, employing power synchronous shift parameter mode, mode switch in the button groups 15 of isochronous controller 1 is selected the accurate adjustment position, the input displacement of targets, confirm after calling in goal tension, pin and keep stretching out button, isochronous controller 1 receives the pressure signal and the displacement signal of synchronous substation 61, operation inner body stressing sequence, sending controling instruction is to synchronous substation 61, the control instruction of isochronous controller 1 is accepted in substation 61 synchronously, and the synchronization action of numerical control preceding card oil cylinder 71,72,73 and 74 is controlled in the commutation of control electromagnetic valve; After card oil cylinder 71,72,73 and 74 all reaches goal tension before each numerical control, automatically stop the integral tension program, if the shift value of card oil cylinder surpasses the displacement of targets that is provided with before certain numerical control in this process, then can warn operator's displacement of targets on touch-screen transfinites, and accurate adjustment is finished laggard line data and preserved; 6) on touch-screen 11, put the power of touching the accurate adjustment interface button is set, can enter the accurate adjustment stretching force interface is set, 42 groups of stretching forces can be set; 7) on touch-screen 11, can check the data of preservation,, then the data of noting can be exported in the flash memory if connect flash memory at the data-interface of isochronous controller 1; 8) return step 2, repeat 3～7 or close pumping plant, power supply, operation logs off.
In sum, the prestressing force synchronous tension system that the utility model provides has following advantage: 1) be installed in card oil cylinder inside before the numerical control with pressure sensor and displacement transducer are integrated, form independently dynamometry unit, separate, improve the application life of dynamometry unit with executing agency; 2) substation is connected to isochronous controller by fieldbus synchronously, can carry out operated from a distance control, avoids the accidental bodily injury in dangerous operation zone; 3) use the closed-loop control theory, the operation that realizes semi-automation alleviates operating personnel's live load, raising operating efficiency, and data output print function is provided, and reduces the mistake of artificial record and also raises the efficiency.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; any those skilled in the art; in not breaking away from spirit and scope of the present utility model; when doing a little modification and perfect, therefore protection domain of the present utility model is worked as with being as the criterion that claims were defined.
Claims (2)
1. prestressing force synchronous tension system, block oil cylinder, isochronous controller (1) and pumping plant (3) before comprising numerical control, described isochronous controller (1) links to each other with pumping plant (3) by control cables (2), it is characterized in that, the card oil cylinder is provided with pressure sensor and displacement transducer before the described numerical control, the card oil cylinder links to each other with synchronous substation before the described numerical control, and described synchronous substation links to each other with isochronous controller (1) by fieldbus (4).
2. prestressing force synchronous tension as claimed in claim 1 system is characterized in that, is connected with card oil cylinder before a plurality of numerical controls under each synchronous substation, and a plurality of synchronous substations link to each other by fieldbus (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200137260U CN201943005U (en) | 2011-01-18 | 2011-01-18 | Synchronous stretching system of prestressing force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200137260U CN201943005U (en) | 2011-01-18 | 2011-01-18 | Synchronous stretching system of prestressing force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201943005U true CN201943005U (en) | 2011-08-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200137260U Expired - Fee Related CN201943005U (en) | 2011-01-18 | 2011-01-18 | Synchronous stretching system of prestressing force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201943005U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161317A (en) * | 2011-12-08 | 2013-06-19 | 上海耐斯特液压设备有限公司 | Pre-stress full automatic intelligent tensioning device and operation method thereof |
| CN103364276A (en) * | 2012-03-31 | 2013-10-23 | 田剑东 | Intelligent synchronous tension detection device of pre-stress under anchor |
-
2011
- 2011-01-18 CN CN2011200137260U patent/CN201943005U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103161317A (en) * | 2011-12-08 | 2013-06-19 | 上海耐斯特液压设备有限公司 | Pre-stress full automatic intelligent tensioning device and operation method thereof |
| CN103364276A (en) * | 2012-03-31 | 2013-10-23 | 田剑东 | Intelligent synchronous tension detection device of pre-stress under anchor |
| CN103364276B (en) * | 2012-03-31 | 2015-08-26 | 田剑东 | A kind of anchor lower prestress intelligent synchronization tension test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110824 Termination date: 20140118 |