CN104965533A - Pre-stress single-end single-jack intelligent tensioning control system - Google Patents
Pre-stress single-end single-jack intelligent tensioning control system Download PDFInfo
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Abstract
The present invention provides a pre-stress single-end single-jack intelligent tensioning control system. The pre-stress single-end single-jack intelligent tensioning control system comprises a storage unit, a data processing unit, a jack working parameter detection and transmission unit and a jack driving unit. The storage unit is connected with the data processing unit, and the jack working parameter detection and transmission unit is connected with a tensioning jack and the data processing unit separately; the data processing unit is also connected with the jack driving unit to compare and analyze the target tensioning data and the working parameter information of the tensioning jack and send out an instruction to the jack driving unit, and the jack driving unit is also connected with the tensioning jack to operate the tensioning jack according to the instruction received from the data processing unit. The pre-stress single-end single-jack intelligent tensioning control system of the present invention can realize the full-automatic control and remote control of the pre-stress construction, is high in construction efficiency, construction result precision and construction process security, at the same time, can guarantee the engineering quality effectively.
Description
Technical field
The invention belongs to prestressed Construction Technology field, relate to a kind of strain-pull controlling of prestress system, especially prestressed stretch-draw intelligent control system.
Background technology
In prior art, the system of prestress being carried out to cable tensios control is before prestressed stretch-draw prepares, and stretch-draw design parameter all inputs by computer is on-the-spot temporarily, inefficiency and easily makeing mistakes.And in prestressed stretch-draw process, with control for steel strand wires elongation of advocating peace is auxiliary dual control of carrying out, when control arrives, all think that stretching construction is qualified; Carry out next step process when steel strand wires elongation is not in acceptability limit, gained effective tension stress precision is lower.Simultaneously due in prestressed stretch-draw process, all tension data results are all be stored in on-the-spot computer to carry out record, workmen can amendment record table, if therefore there are abnormal conditions in stretch-draw, workmen only needs just can change related measurement data by rule of thumb, the data being finally delivered to higher level department are nearly all qualified, when a problem occurs, cannot find out real reason.In addition, strain-pull controlling of prestress system of the prior art cannot carry out remote maintenance, and system cannot be upgraded; Also be because this reason, in existing prestressed stretch-draw process, usually closely operate at the construction field (site), unexpected industrial accident cannot be avoided.In addition, in prestressed stretch-draw process, control method all cannot realize unlimited inverted engine.Just because of there are the problems referred to above, pre existing stress tension control system is intelligent not, and the prestress intelligent tensioning control system that can solve the problem has extremely strong Research Significance and very large using value.
Summary of the invention
The object of the present invention is to provide that a kind of structure is simple, Dynamic System is simple, single-ended list that is that can realize the full-automation of stretching construction process pushes up intelligent tensioning control system.
In order to achieve the above object, solution of the present invention is:
The single-ended list of a kind of prestress pushes up intelligent tensioning control system, comprises storage unit, data processing unit, the detection of lifting jack running parameter and transmission unit and lifting jack driver element; Described storage unit is connected with described data processing unit, to store target tension data and to allow described data processing unit to obtain described target tension data; Described lifting jack running parameter detects and is connected stretch-draw jack with transmission unit, to detect the operating parameter information of stretch-draw jack in real time, connects again described data processing unit, with the operating parameter information allowing described data processing unit to obtain stretch-draw jack; Described data processing unit also connects described lifting jack driver element, the described target tension data obtained from described storage unit with contrast and analysis and detect the operating parameter information of the described stretch-draw jack obtained with transmission unit from described lifting jack running parameter, and the instruction operating described stretch-draw jack is sent to described lifting jack driver element; Described lifting jack driver element is also connected with described stretch-draw jack, with stretch-draw jack according to the command operating received from described data processing unit.
Described storage unit is memory module, and it is that lifting jack running parameter detects and transmission assembly that described lifting jack running parameter detects with transmission unit, and described data processing unit is data processing circuit, and described lifting jack driver element is lifting jack driving circuit; Described data processing circuit is connected by I/O interface with described lifting jack driving circuit; Described instruction is level signal instruction.
Described lifting jack running parameter detects and comprises oil pressure sensor, displacement transducer and analog input/output circuit with transmission unit; The test side of described oil pressure sensor connects the oil circuit of stretch-draw jack, and signal output part then connects described analog input/output circuit, delivers to described analog input/output circuit with the operating oil pressure Data Concurrent detecting stretch-draw jack; The test side of institute's displacement sensors connects stretch-draw jack, and signal output part connects described analog input/output circuit, to detect the stretch-draw displacement data of stretch-draw jack and to be sent to described analog input/output circuit; Described analog input/output circuit also connection data processing unit, to realize the process of described oil pressure data and described stretch-draw displacement data and to be sent to described data processing unit.
Preferably, the signal output part of described oil pressure sensor is connected by analog quantity interface with described analog input/output circuit.
Preferably, the signal output part of institute's displacement sensors is connected by analog quantity interface with described analog input/output circuit.
Preferably, described analog input/output circuit is connected by analog quantity interface with described data processing unit.
Described control system also comprises real-time tension data collecting unit, and described real-time tension data collecting unit is connected with described data processing unit, to obtain the real-time working parameter information of described stretch-draw jack from described data processing unit for staff's reference.
Preferably, described real-time tension data collecting unit comprises the scene real-time tension data acquisition module and long-range real-time tension data acquisition module that are connected with described data processing unit respectively, to obtain the real-time working parameter information of described stretch-draw jack respectively from described data processing unit for field personnel and remote worker's reference.
Described system also comprises remote control unit, and described remote control unit comprises hand-held set wireless network communication module and hand-held set telepilot; Described hand-held set telepilot is communicated to connect by described hand-held set wireless network communication module and described data processing unit, to allow staff to send instruction by described hand-held set wireless network communication module to described data processing unit by described hand-held remote controller, realize artificial Long-distance Control.
Preferably, described hand-held set wireless network communication module is hand-held set wireless communication circuit; Described hand-held set wireless communication circuit is connected by I/O interface with described data processing unit, and described hand-held set telepilot is connected with described hand-held set wireless communication circuit by wireless transmission method.
Described system also comprises switch; Described switch connects described data processing unit; Described switch also connects described storage unit and described real-time tension data collecting unit, transmits with the data of auxiliary described storage unit and described real-time tension data collecting unit and described data processing unit.
Preferably, described switch is all connected by Ethernet interface with described data processing unit, described storage unit and described enforcement tension data collecting unit.
Described storage unit comprises USB storage and man-machine operation and control interface device, described USB storage connects described man-machine operation and control interface device by USB interface, to allow staff by man-machine operation and control interface device to described USB storage input target tension data; Described man-machine operation and control interface device connects described switch by Ethernet interface, transmits with auxiliary data between described USB storage and described data processing unit.
Described scene real-time tension data acquisition module comprises on-the-spot computer and wireless WIFI module, and described wireless WIFI module connects described on-the-spot computer with wireless transmission method, and connects described switch by Ethernet interface.
Preferably, described long-range real-time tension data collecting unit is comprised remote computer, the Internet/3G/4G server be connected by Ethernet interface with described remote computer and to surf the Net client with the wireless 3G/4G of wireless transmission method wireless connections with described Internet/3G/4G server; Described wireless 3G/4G online client is connected with described switch by Ethernet interface.
Described lifting jack driver element comprises the oil circuit valve be connected with the oil circuit of stretch-draw jack, and the variable-frequency motor be connected with described oil circuit valve; Described variable-frequency motor is also connected with described data processing unit, to control the action of described oil circuit valve under the instruction of described data processing unit, and then controls the work of described stretch-draw jack.
Preferably, described variable-frequency motor is connected by I/O interface with described data processing unit.
Described lifting jack running parameter detects and also comprises antiarch displacement transducer with transmission unit, and the test side of described antiarch displacement transducer connects prestressed girder, to detect the antiarch value of prestressed girder; The output terminal of described antiarch displacement transducer connects described analog input/output circuit by analog quantity interface.
Owing to adopting such scheme, the invention has the beneficial effects as follows: prestress of the present invention single-ended single top intelligent tensioning control system can realize the Automatic Control to prestressed stretch-draw on the one hand, and operating efficiency is high, and the effective prestress obtained accurately and reliably; The Long-distance Control to single-ended single stretch-draw jack can be realized on the other hand, effectively can avoid the generation of unexpected industrial accident, the life security of safeguard work personnel.This system architecture is simple, user-friendly for operation, is easily understood, has saved cost of labor; Meanwhile, in real time tension data can be transferred to remote computer database by surf the Net client and Internet/3G/4G server of 3G/4G in stretching process, data persistence is also published on network, can realize dates back, effectively guarantee construction quality.
Accompanying drawing explanation
Fig. 1 is the structural representation of prestress single-ended single top intelligent tensioning control system in the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing illustrated embodiment, the present invention is further illustrated.
The present invention proposes the single-ended list of a kind of prestress and push up intelligent tensioning control system, Figure 1 shows that the structural representation of this intelligent tensioning control system.As can be seen from Figure 1, this control system comprises storage unit, data processing unit, the detection of lifting jack running parameter and transmission unit, lifting jack driver element and switch.
Storage unit is connected with data processing unit by switch, to store target tension data and to allow data processing unit to obtain the target tension data stored.In the present embodiment, this storage unit is memory module, comprises USB storage and man-machine operation and control interface device; Wherein, USB storage connects this man-machine operation and control interface device by USB interface, passes through this man-machine operation and control interface device to this USB storage input target tension data to allow staff; This man-machine operation and control interface device connects switch by Ethernet interface, and switch also by Ethernet interface connection data processing unit, transmits with the data between auxiliary USB storage and data processing unit.In the present embodiment, above-mentioned target tension data comprises steel strand wires design con-trol stretching force, theoretical elongation, and beam is numbered, Suo Hao, classification number percent, the classification dwell time, whether ultra stretching when elongation is inadequate, ultra stretching number percent, ultra stretching dwell time etc.
Lifting jack running parameter detects and is connected stretch-draw jack with transmission unit, to detect the operating parameter information of stretch-draw jack in real time.This lifting jack running parameter detects and transmission unit connection data processing unit again, with the operating parameter information allowing data processing unit to obtain stretch-draw jack.
In the present embodiment, it is that lifting jack running parameter detects and transmission assembly that this lifting jack running parameter detects with transmission unit, comprises oil pressure sensor, displacement transducer and analog input/output circuit.The test side of this oil pressure sensor connects the oil circuit of stretch-draw jack, and signal output part then by analog quantity interface connection mode analog quantity input/output circuitry, delivers to analog input/output circuit with the operating oil pressure Data Concurrent detecting stretch-draw jack.The test side of this displacement transducer connects stretch-draw jack, and signal output part passes through analog quantity interface connection mode analog quantity input/output circuitry, to detect the stretch-draw displacement data of stretch-draw jack and to be sent to analog input/output circuit.This analog input/output circuit also passes through analog quantity interfacing data processing unit, to realize the process of oil pressure data and stretch-draw displacement data and to be sent to described data processing unit.
Data processing unit also connects lifting jack driver element, the target tension data obtained from storage unit with contrast and analysis and detect the operating parameter information of the stretch-draw jack obtained with transmission unit from lifting jack running parameter, and the instruction operating stretch-draw jack is sent to lifting jack driver element.In the present embodiment, this instruction is level signal instruction.Lifting jack driver element connects stretch-draw jack, according to the command operating stretch-draw jack received from data processing unit.In the present embodiment, data processing unit adopts Siemens SIMATIC S7-200 or S7-1200 series Programmable logic Controller (PLC) PLC.
In the present embodiment, lifting jack driver element is lifting jack driving circuit, comprises oil circuit valve and variable-frequency motor.The oil circuit of stretch-draw jack comprises inflow pipeline and oil returning tube, and oil circuit valve is communicated with and controls inflow pipeline and oil returning tube, and variable-frequency motor then connects this oil circuit valve and data processing unit respectively.Variable-frequency motor according to the command information oil circuit control valve obtained from data processing unit, and then controls the work of stretch-draw jack.
In order to realize the Long-distance Control to stretch-draw jack, this system also comprises real-time tension data collecting unit and remote control unit.This real-time tension data collecting unit is connected with data processing unit, to obtain the real-time working parameter information of stretch-draw jack from data processing unit for staff's reference.
This real-time tension data collecting unit comprises the scene be connected with data processing unit respectively real-time tension data acquisition module and long-range real-time tension data acquisition module, to obtain the real-time working parameter information of stretch-draw jack respectively from data processing unit for field personnel and remote worker's reference.
Remote control unit is remote control assembly, comprises hand-held set wireless network communication module and hand-held set telepilot.Wherein, hand-held set telepilot is communicated to connect by hand-held set wireless network communication module and data processing unit, to allow staff to send instruction by hand-held set wireless network communication module to data processing unit by hand-held remote controller, realizes artificial Long-distance Control.In the present embodiment, this hand-held set wireless network communication module is hand-held set wireless communication circuit; This hand-held set wireless communication circuit is connected by I/O interface with data processing unit, and hand-held set telepilot is connected with hand-held set wireless communication circuit by wireless transmission method.In the present embodiment, the F21 Series Remote Controller device that this remote control unit adopts Taiwan Yu Ding company to produce.
Switch is connection data processing unit on the one hand, connects storage unit and real-time tension data collecting unit on the other hand, transmits with the data of ASU auxiliary storage unit and real-time tension data collecting unit and data processing unit.
In the present embodiment, data processing unit is data processing circuit, and hand-held set wireless network communication module is hand-held set wireless communication circuit.Data processing circuit is connected by I/O interface with the variable-frequency motor of lifting jack driving circuit, is also connected by I/O interface with hand-held set wireless communication circuit.
The real-time tension data acquisition module in above-mentioned scene is on-the-spot tension data acquisition component in real time, comprises on-the-spot computer and wireless WIFI module, is communicated to connect between this on-the-spot computer and wireless WIFI module by wireless transmission method.WIFI module that this is wireless is connected with switch by Ethernet interface mode, thus on-the-spot computer can obtain the real-time working parameter of stretch-draw jack by wireless WIFI module and switch from data processing unit.In the present embodiment, WIFI module that this is wireless is wireless WIFI circuit.
Above-mentioned long-range real-time tension data acquisition module is long-range real-time tension data acquisition component, comprises remote computer, the Internet/3G/4G server be connected by Ethernet interface with this remote computer and to surf the Net client with the wireless 3G/4G of wireless transmission method wireless connections with this Internet/3G/4G server; This is wireless, and 3G/4G online client is connected with switch by Ethernet interface.Thus remote computer, by Internet/3G/4G server, wireless 3G/4G online client and switch, obtains the real-time working parameter of stretch-draw jack from data processing unit.
In conjunction with above-mentioned long-range real-time tension data acquisition module and remote control unit, staff can the real-time working parameter of Remote Acquisitioning stretch-draw jack, and carries out Long-distance Control to stretch-draw jack.
In addition, this lifting jack running parameter detects and also comprises antiarch displacement transducer with transmission unit, and the test side of this antiarch displacement transducer connects prestressed girder, to detect the antiarch value of prestressed girder; Its output terminal is by analog quantity interface connection mode analog quantity input/output circuitry, thus measured antiarch value can be transferred to data processing circuit by analog input/output circuit, reference during to make a policy as data processing circuit to lifting jack driving circuit.
Prestress of the present invention single-ended single top intelligent tensioning control system can realize the Automatic Control to prestressed stretch-draw on the one hand, and operating efficiency is high, and the effective prestress obtained accurately and reliably; The Long-distance Control to single-ended single stretch-draw jack can be realized on the other hand, effectively can avoid the generation of unexpected industrial accident, the life security of safeguard work personnel.This system architecture is simple, user-friendly for operation, is easily understood, has saved cost of labor; Meanwhile, in real time tension data can be transferred to remote computer database by surf the Net client and Internet/3G/4G server of 3G/4G in stretching process, data persistence is also published on network, can realize dates back, effectively guarantee construction quality.
Above-mentioned is can understand and apply the invention for ease of those skilled in the art to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to embodiment here, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (10)
1. the single-ended list of prestress pushes up an intelligent tensioning control system, it is characterized in that: comprise storage unit, data processing unit, the detection of lifting jack running parameter and transmission unit and lifting jack driver element;
Described storage unit is connected with described data processing unit, to store target tension data and to allow described data processing unit to obtain described target tension data;
Described lifting jack running parameter detects and is connected stretch-draw jack with transmission unit, to detect the operating parameter information of stretch-draw jack in real time, connects again described data processing unit, with the operating parameter information allowing described data processing unit to obtain stretch-draw jack;
Described data processing unit also connects described lifting jack driver element, the described target tension data obtained from described storage unit with contrast and analysis and detect the operating parameter information of the described stretch-draw jack obtained with transmission unit from described lifting jack running parameter, and the instruction operating described stretch-draw jack is sent to described lifting jack driver element;
Described lifting jack driver element is also connected with described stretch-draw jack, with stretch-draw jack according to the command operating received from described data processing unit.
2. the single-ended list of prestress according to claim 1 pushes up intelligent tensioning control system, it is characterized in that: described storage unit is memory module, it is that lifting jack running parameter detects and transmission assembly that described lifting jack running parameter detects with transmission unit, described data processing unit is data processing circuit, and described lifting jack driver element is lifting jack driving circuit;
Described data processing circuit is connected by I/O interface with described lifting jack driving circuit;
Described instruction is level signal instruction.
3. the single-ended list of prestress according to claim 1 pushes up intelligent tensioning control system, it is characterized in that: described lifting jack running parameter detects and comprises oil pressure sensor, displacement transducer and analog input/output circuit with transmission unit;
The test side of described oil pressure sensor connects the oil circuit of stretch-draw jack, and signal output part then connects described analog input/output circuit, delivers to described analog input/output circuit with the operating oil pressure Data Concurrent detecting stretch-draw jack;
The test side of institute's displacement sensors connects stretch-draw jack, and signal output part connects described analog input/output circuit, to detect the stretch-draw displacement data of stretch-draw jack and to be sent to described analog input/output circuit;
Described analog input/output circuit also connection data processing unit, to realize the process of described oil pressure data and described stretch-draw displacement data and to be sent to described data processing unit;
Preferably, the signal output part of described oil pressure sensor is connected by analog quantity interface with described analog input/output circuit;
Preferably, the signal output part of institute's displacement sensors is connected by analog quantity interface with described analog input/output circuit;
Preferably, described analog input/output circuit is connected by analog quantity interface with described data processing unit.
4. the single-ended list of prestress according to claim 1 pushes up intelligent tensioning control system, it is characterized in that: described control system also comprises real-time tension data collecting unit, described real-time tension data collecting unit is connected with described data processing unit, to obtain the real-time working parameter information of described stretch-draw jack from described data processing unit for staff's reference;
Preferably, described real-time tension data collecting unit comprises the scene real-time tension data acquisition module and long-range real-time tension data acquisition module that are connected with described data processing unit respectively, to obtain the real-time working parameter information of described stretch-draw jack respectively from described data processing unit for field personnel and remote worker's reference.
5. the single-ended list of prestress according to claim 1 pushes up intelligent tensioning control system, it is characterized in that: described system also comprises remote control unit, and described remote control unit comprises hand-held set wireless network communication module and hand-held set telepilot;
Described hand-held set telepilot is communicated to connect by described hand-held set wireless network communication module and described data processing unit, to allow staff to send instruction by described hand-held set wireless network communication module to described data processing unit by described hand-held remote controller, realize artificial Long-distance Control;
Preferably, described hand-held set wireless network communication module is hand-held set wireless communication circuit; Described hand-held set wireless communication circuit is connected by I/O interface with described data processing unit, and described hand-held set telepilot is connected with described hand-held set wireless communication circuit by wireless transmission method.
6. the single-ended list of prestress according to claim 4 pushes up intelligent tensioning control system, it is characterized in that: described system also comprises switch; Described switch connects described data processing unit;
Described switch also connects described storage unit and described real-time tension data collecting unit, transmits with the data of auxiliary described storage unit and described real-time tension data collecting unit and described data processing unit;
Preferably, described switch is all connected by Ethernet interface with described data processing unit, described storage unit and described enforcement tension data collecting unit.
7. the single-ended list of prestress according to claim 6 pushes up intelligent tensioning control system, it is characterized in that: described storage unit comprises USB storage and man-machine operation and control interface device, described USB storage connects described man-machine operation and control interface device by USB interface, to allow staff by man-machine operation and control interface device to described USB storage input target tension data; Described man-machine operation and control interface device connects described switch by Ethernet interface, transmits with auxiliary data between described USB storage and described data processing unit.
8. the single-ended list of prestress according to claim 6 pushes up intelligent tensioning control system, it is characterized in that: described scene real-time tension data acquisition module comprises on-the-spot computer and wireless WIFI module, described wireless WIFI module connects described on-the-spot computer with wireless transmission method, and connects described switch by Ethernet interface;
Preferably, described long-range real-time tension data collecting unit is comprised remote computer, the Internet/3G/4G server be connected by Ethernet interface with described remote computer and to surf the Net client with the wireless 3G/4G of wireless transmission method wireless connections with described Internet/3G/4G server; Described wireless 3G/4G online client is connected with described switch by Ethernet interface.
9. the single-ended list of prestress according to claim 1 pushes up intelligent tensioning control system, it is characterized in that: described lifting jack driver element comprises the oil circuit valve be connected with the oil circuit of stretch-draw jack, and the variable-frequency motor be connected with described oil circuit valve; Described variable-frequency motor is also connected with described data processing unit, to control the action of described oil circuit valve under the instruction of described data processing unit, and then controls the work of described stretch-draw jack;
Preferably, described variable-frequency motor is connected by I/O interface with described data processing unit.
10. the single-ended list of prestress according to claim 3 pushes up intelligent tensioning control system, it is characterized in that: described lifting jack running parameter detects and also comprises antiarch displacement transducer with transmission unit, the test side of described antiarch displacement transducer connects prestressed girder, to detect the antiarch value of prestressed girder; The output terminal of described antiarch displacement transducer connects described analog input/output circuit by analog quantity interface.
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| CN111945724A (en) * | 2020-08-04 | 2020-11-17 | 北京市政建设集团有限责任公司 | Anchor cable supporting structure with large-diameter reinforcement rod body and intelligent prestress application method |
| CN111945725A (en) * | 2020-08-04 | 2020-11-17 | 北京市政建设集团有限责任公司 | Prestress intelligent applying system and method for anchor cable supporting structure |
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| CN102304979A (en) * | 2011-08-03 | 2012-01-04 | 宁夏路桥工程股份有限公司 | Automatic control device for prestressing force tensioning device |
| CN102444290A (en) * | 2011-09-16 | 2012-05-09 | 柳州市建桥预应力机械厂 | Automatic tension control system and method thereof |
| CN202227706U (en) * | 2011-09-16 | 2012-05-23 | 柳州市建桥预应力机械厂 | Automatic tensioning control system |
| CN102431090A (en) * | 2011-10-25 | 2012-05-02 | 南开大学滨海学院 | Fiber grating precast beam prestress intelligent tensioning control system and implementation method thereof |
| CN202826047U (en) * | 2012-07-18 | 2013-03-27 | 北京市路兴公路新技术有限公司 | Prestress tensioning system |
| CN102888996A (en) * | 2012-09-29 | 2013-01-23 | 招商局重庆交通科研设计院有限公司 | Prestressed construction system based on internet of things |
| CN103147399A (en) * | 2013-02-07 | 2013-06-12 | 柳州市邱姆预应力机械有限公司 | Intelligent prestressing force stretching system |
| CN104314905A (en) * | 2014-10-14 | 2015-01-28 | 湖南联智桥隧技术有限公司 | Prestressed intelligent tension hydraulic system, prestressed tension equipment and control method thereof |
| CN204140533U (en) * | 2014-10-14 | 2015-02-04 | 湖南联智桥隧技术有限公司 | Prestressing force intelligent tensioning hydraulic system and prestress tensioning equipment |
| CN204715772U (en) * | 2015-04-27 | 2015-10-21 | 同济大学 | The single-ended list of prestressing force pushes up intelligent tensioning control system |
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| CN111945724A (en) * | 2020-08-04 | 2020-11-17 | 北京市政建设集团有限责任公司 | Anchor cable supporting structure with large-diameter reinforcement rod body and intelligent prestress application method |
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