CN202016116U - Synchronous stretch system used for prefabricating beams through pre-tensioning method - Google Patents
Synchronous stretch system used for prefabricating beams through pre-tensioning method Download PDFInfo
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- CN202016116U CN202016116U CN2011200781760U CN201120078176U CN202016116U CN 202016116 U CN202016116 U CN 202016116U CN 2011200781760 U CN2011200781760 U CN 2011200781760U CN 201120078176 U CN201120078176 U CN 201120078176U CN 202016116 U CN202016116 U CN 202016116U
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- synchronous
- substation
- stretch
- draw
- oil cylinder
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Abstract
The utility model discloses a synchronous stretch system used for prefabricating beams through a pre-tensioning method. The synchronous stretch system comprises a synchronous controller, a synchronous sub-station, a pump station, a stretching cylinder, a draw bar, and a draw seat, wherein the synchronous controller is connected with the pump station through a control cable, and is connected with the synchronous sub-station through a field bus at the same time, the pump station is connected with the synchronous sub-station through an oil pipe, a pressure sensor and a displacement sensor are installed on the stretching cylinder, the synchronous sub-station is connected with the stretching cylinder, the stretching cylinder is connected with the draw bar, and the draw bar is installed on the draw seat. The synchronous controller in the utility model can realize two control standards, namely strength and displacement, to the stretching cylinder and can automatically record sensor values, so as to reduce quality problems of the prefabricated beams employing pre-tensioning method due to reading errors and recording errors.
Description
Technical field
The utility model relates to a kind of synchronous tension system, relates in particular to a kind of synchronous tension system that is used for the pre-tensioning system precast beam.
Background technology
The application of the pre-tensioning system precast beam of concrete components such as bridge construction at present is very extensive, and the pre-tensioning system precast beam has not only been guaranteed the quality of beam, and process loss reduces significantly.But according to existing manufacturing technique, in process of production owing to operating personnel's individual difference, exist the problem of error in reading and record data error, be unfavorable for unified operation, in process of production, produced prestressed component exists quality problems.And these problems are not difficult to avoid operating personnel simultaneously, therefore, are sought after a kind ofly can reducing or eliminating the error in reading that exists in the prior art and the equipment of record data error, to improve the quality of products.
Summary of the invention
The utility model provides a kind of synchronous tension system that is used for the pre-tensioning system precast beam, is specifically designed to solve the technical problem that exists error in reading and record data error in the prior art.
The utility model is that to solve the problems of the technologies described above the technical scheme that adopts specific as follows:
A kind of synchronous tension system that is used for the pre-tensioning system precast beam, comprise isochronous controller, synchronous substation, pumping plant, stretch-draw oil cylinder, draw bar and traction seat, described isochronous controller links to each other with pumping plant by the control cable, also links to each other with synchronous substation by fieldbus simultaneously; Described pumping plant is connected with synchronous substation by oil pipe; On the described stretch-draw oil cylinder pressure sensor and displacement transducer are installed; Described synchronous substation links to each other with the stretch-draw oil cylinder; Described stretch-draw oil cylinder links to each other with draw bar; Described draw bar is installed on the traction seat.
As preferably, described fieldbus links to each other with a plurality of synchronous substations, and each synchronous substation connects a plurality of stretch-draw oil cylinders again respectively.
As preferably, the oil-in of first synchronous substation connects pumping plant by oil pipe, and oil-out connects second synchronous substation, and second synchronous substation is transported to the 3rd synchronous substation by oil pipe with oil again, is connected to last synchronous substation so successively; Each control hydraulic fluid port of each synchronous substation connects a stretch-draw oil cylinder, and the displacement transducer on the stretch-draw oil cylinder is connected to the corresponding displacement transducer interface of synchronous substation, and the pressure sensor on the stretch-draw oil cylinder is connected to the corresponding pressure sensor interface of synchronous substation.
The utility model compared with prior art, the beneficial effect that has is: the stretch-draw oil cylinder is linked to each other with isochronous controller by synchronous substation, and on the stretch-draw oil cylinder setting pressure sensor and displacement transducer, but two kinds of control criterions of isochronous controller realizable force and displacement, automatically record sensor values reduces the quality problems of the pre-tensioning system precast beam that causes because of error in reading and recording error.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of isochronous controller in the utility model.
Fig. 3 is the structural representation of synchronous substation 2-1 in the utility model.
Fig. 4 is a control flow chart of the present utility model.
Reference numeral wherein: 1 is isochronous controller, and 1-1 is a touch-screen, and 1-2 is a communication interface, 1-3 is a data memory interface, and 1-4 is the control cable interface, and 1-5 is a button groups, 2-1 ... 2-M is synchronous substation, and 210 are the communication import, and 211 are the communication outlet, 212 is oil-in, 213 is oil-out, 214-1 ... 214-N is the oil cylinder hydraulic fluid port, 215-1 ... 215-N is the displacement transducer interface, 216-1 ... 216-N is a pressure sensor interface, 3-1 ... 3-N is a displacement transducer, 4-1 ... 4-N is the stretch-draw oil cylinder, 5-1 ... 5-N is a draw bar, 6-1 ... 6-N is a pressure sensor, 7 is oil pipe, and 8 is pumping plant, and 9 are the control cable, 10 is fieldbus, and 11 is traction seat.
The specific embodiment
The utility model will be further described below in conjunction with drawings and Examples.
Embodiment: Fig. 1 is a system architecture schematic diagram of the present utility model.
As shown in Figure 1, the synchronous tension system that is used for the pre-tensioning system precast beam that the utility model provides comprises isochronous controller 1, synchronous substation 2-1 ... 2-M, pumping plant 8, stretch-draw oil cylinder 4-1 ... 4-N, draw bar 5-1 ... 5-N and traction seat 11, described isochronous controller 1 links to each other with pumping plant 8 by control cable 9, simultaneously also by fieldbus 10 and synchronous substation 2-1 ... 2-M links to each other; Described pumping plant 8 by oil pipe 7 directly or indirectly with synchronous substation 2-1 ... 2-M connects; Described stretch-draw oil cylinder 4-1 ... displacement transducer 3-1 is installed on the 4-N ... 3-N and pressure sensor 6-1 ... 6-N; Described synchronous substation 2-1 ... 2-M is by control cable and stretch-draw oil cylinder 4-1 ... displacement transducer 3-1 on the 4-N ... 3-N and pressure sensor 6-1 ... 6-N links to each other; Described stretch-draw oil cylinder 4-1 ... 4-N and draw bar 5-1 ... 5-N links to each other; Described draw bar 5-1 ... 5-N is installed on the traction seat 11.
Fig. 2 is the structural representation of isochronous controller in the utility model.
As shown in Figure 2, the communication interface 1-2 of isochronous controller 1 connects fieldbus 10, and data memory interface 1-3 connects the external data storage device, and control cable interface 1-4 connects control cable 9; Also comprise touch-screen 1-1 and button groups 1-5 on the guidance panel of isochronous controller 1.
Fig. 3 is the structural representation of synchronous substation 2-1 in the utility model.
As shown in Figure 3, the communication import 210 of first synchronous substation 2-1 is connected fieldbus 10 with communication outlet 211, oil-in 212 connects pumping plant 8 by oil pipe 7, oil-out 213 connects second synchronous substation 2-2, second synchronous substation 2-2 is transported to the 3rd synchronous substation 2-3 by oil pipe 7 with oil again, is connected to last synchronous substation 2-M so successively; The control hydraulic fluid port 214-1 of substation 2-1 connects stretch-draw oil cylinder 4-1 synchronously, displacement transducer 3-1 on the stretch-draw oil cylinder 4-1 is connected to the displacement transducer interface 215-1 of synchronous substation 2-1, and the pressure sensor 6-1 on the stretch-draw oil cylinder 4-1 is connected to the sensor interface 216-1 of synchronous substation 2-1.Similarly, other of substation 2-1 are controlled hydraulic fluid port 214-2 synchronously ... 214-N respectively with stretch-draw oil cylinder 4-2 ... 4-N is corresponding to be connected, stretch-draw oil cylinder 4-2 ... displacement transducer 3-2 on the 4-N ... 3-N respectively with other displacement transducer interfaces 215-2 of synchronous substation 2-1 ... 215-N is corresponding to connect stretch-draw oil cylinder 4-2 ... pressure sensor 6-2 on the 4-N ... 6-N respectively with the pressure sensor interface 216-2 of synchronous substation 2-1 ... 216-N is corresponding to be connected.
Other synchronous substation 2-2 ... the structure of 2-M is identical with the structure of synchronous substation 2-1, referring to Fig. 3.
Fig. 4 is a system of the present utility model control flow chart.
As shown in Figure 4, the utility model can be controlled M(0＜M≤99) individual synchronous substation 2-1 ... 2-M carries out work simultaneously, each synchronous substation 2-1 ... 2-M can control N(0＜N≤128) individual stretch-draw oil cylinder 4-1 ... the synchronous working of 4-N, its course of work is roughly: isochronous controller 1 sends enabling signal to pumping plant 8 by control cable 9, pumping plant 8 starts, pumping plant 8 passes through oil pipe 7 to synchronous substation 2-1 ... the 2-M fuel feeding, synchronous substation 2-1 ... 2-M receives displacement transducer 3-1 ... 3-N and pressure sensor 6-1 ... the displacement signal of 6-N and pressure signal, send to isochronous controller 1 by fieldbus 10 then, pass through fieldbus 10 sending controling instructions after the isochronous controller 1 internal processes computing to synchronous substation 2-1 ... 2-M, synchronous substation 2-1 ... 2-M receives the control instruction of isochronous controller 1, control synchronous substation 2-1 ... the power on/off of the magnetic valve of 2-M, control stretch-draw oil cylinder 4-1 ... the action of 4-N and stopping, control stretch-draw oil cylinder 4-1 with this ... 4-N's is synchronous, stretch-draw oil cylinder 4-1 ... 4-N is by draw bar 5-1 ... 5-N drives traction seat 11 motions, controls the synchronous tension that is fixed on the steel strand wires on the traction seat 11 with this.
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) start pumping plant 8 by releasing the button of pumping plant 8.
3) on touch-screen 1-1, check synchronous substation 2-1 ... the access state of 2-M, the connection status of each sensor; Technological parameter and systematic parameter are set on touch-screen 1-1, 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 memory block.
4) select the integral tension pattern, adopt displacement synchronous control reference model, the mode switch among the button groups 1-5 of isochronous controller 1 is selected integral position, confirms behind input displacement of targets, the goal tension, pins and keeps stretching out button; Isochronous controller 1 receives synchronous substation 2-1 ... the displacement signal of 2-M and pressure signal, operation integral tension program, sending controling instruction is to synchronous substation 2-1 ... 2-M, synchronous substation 2-1 ... 2-M receives the control instruction of isochronous controller 1, and the ON time of control magnetic valve is realized stretch-draw oil cylinder 4-1 ... the synchronization action of 4-N; As each stretch-draw oil cylinder 4-1 ... after 4-N reaches displacement of targets, automatically stop the integral tension program, if certain stretch-draw oil cylinder 4-1 in this process ... the stretching force of 4-N surpasses the goal tension that is provided with, and then can warn operator's goal tension on touch-screen 1-1 transfinites.
5) select accurate adjustment stretch-draw pattern, employing power synchronous shift reference model, mode switch among the button groups 1-5 of isochronous controller 1 is selected the accurate adjustment position, the input displacement of targets, confirm behind the goal tension, pin and keep stretching out button, isochronous controller 1 receives synchronous substation 2-1 ... the displacement signal of 2-M and pressure signal, operation accurate adjustment stressing sequence, sending controling instruction is to synchronous substation 2-1 ... 2-M, synchronous substation 2-1 ... 2-M receives the control instruction of isochronous controller 1, and the ON time of control magnetic valve is realized stretch-draw oil cylinder 4-1 ... the synchronization action of 4-N; As each stretch-draw oil cylinder 4-1 ... after 4-N reaches goal tension, automatically stop the integral tension program, if certain stretch-draw oil cylinder in this process, 4-1 ... the shift value of 4-N surpasses the displacement of targets that is provided with, then can warn operator's displacement of targets on touch-screen 1-1 transfinites, and accurate adjustment is finished laggard line data and preserved.
6) select to put a pattern, adopt displacement synchronous power reference model, mode switch among the button groups 1-5 of isochronous controller 1 selects to put a pattern, the input displacement of targets, confirm behind the goal tension, pin and keep retract button, isochronous controller 1 receives synchronous substation 2-1 ... the displacement signal of 2-M and pressure signal, Zhang Chengxu is put in operation, sending controling instruction is to synchronous substation 2-1 ... 2-M, synchronous substation 2-1 ... 2-M receives the control instruction of isochronous controller 1, and stretch-draw oil cylinder 4-1 is controlled in the commutation of control magnetic valve ... the synchronization action of 4-N; As each stretch-draw oil cylinder 4-1 ... after 4-N reaches displacement of targets, stop to put Zhang Chengxu automatically, if in this process certain stretch-draw oil cylinder 4-1 ... the force value of 4-N surpasses the goal pressure that is provided with, and then can warn operator's pressure limit on touch-screen 1-1.
7) on touch-screen 1-1, 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, repeating step 3～7 or close pumping plant 8, power supply, operation logs off.
In sum, the synchronous tension system that is used for the pre-tensioning system precast beam that the utility model provides has following advantage: 1) all steel strand wires of synchronous tension, and the tension force of steel strand wires is consistent constantly, improve the speed of production and the quality of pre-tensioning system precast beam.
2) synchronous substation 2-1 ... 2-M is connected to isochronous controller 1 by fieldbus 10, 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.
Disclosed all features in this specification, or the step in disclosed all methods or the process except mutually exclusive feature and/or step, all can make up by any way.
Disclosed arbitrary feature in this specification (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
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 (3)
1. synchronous tension system that is used for the pre-tensioning system precast beam, comprise isochronous controller, synchronous substation, pumping plant, stretch-draw oil cylinder, draw bar and traction seat, it is characterized in that: described isochronous controller links to each other with described pumping plant by the control cable, also links to each other with synchronous substation by fieldbus simultaneously; Described pumping plant is connected with synchronous substation by oil pipe; On the described stretch-draw oil cylinder pressure sensor and displacement transducer are installed; Described synchronous substation links to each other with the stretch-draw oil cylinder; Described stretch-draw oil cylinder links to each other with draw bar; Described draw bar is installed on the traction seat.
2. the synchronous tension system that is used for the pre-tensioning system precast beam according to claim 1 is characterized in that: described fieldbus links to each other with a plurality of synchronous substations, and each synchronous substation connects a plurality of stretch-draw oil cylinders again respectively.
3. the synchronous tension system that is used for the pre-tensioning system precast beam according to claim 2, it is characterized in that: the oil-in of first synchronous substation connects pumping plant by oil pipe, oil-out connects second synchronous substation, second synchronous substation is transported to the 3rd synchronous substation by oil pipe with oil again, is connected to last synchronous substation so successively; Each control hydraulic fluid port of each synchronous substation connects a stretch-draw oil cylinder, and the displacement transducer on the stretch-draw oil cylinder is connected to the corresponding displacement transducer interface of synchronous substation, and the pressure sensor on the stretch-draw oil cylinder is connected to the corresponding pressure sensor interface of synchronous substation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200781760U CN202016116U (en) | 2011-03-23 | 2011-03-23 | Synchronous stretch system used for prefabricating beams through pre-tensioning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200781760U CN202016116U (en) | 2011-03-23 | 2011-03-23 | Synchronous stretch system used for prefabricating beams through pre-tensioning method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202016116U true CN202016116U (en) | 2011-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200781760U Expired - Lifetime CN202016116U (en) | 2011-03-23 | 2011-03-23 | Synchronous stretch system used for prefabricating beams through pre-tensioning method |
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| Country | Link |
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| CN (1) | CN202016116U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112590000A (en) * | 2020-12-11 | 2021-04-02 | 保利长大工程有限公司 | Prestressed integral tensioning and releasing method for broken line pre-tensioning method beam plate |
-
2011
- 2011-03-23 CN CN2011200781760U patent/CN202016116U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112590000A (en) * | 2020-12-11 | 2021-04-02 | 保利长大工程有限公司 | Prestressed integral tensioning and releasing method for broken line pre-tensioning method beam plate |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111026 |