CN220018796U - Steel arch bridge stay cable tension monitoring device - Google Patents
Steel arch bridge stay cable tension monitoring device Download PDFInfo
- Publication number
- CN220018796U CN220018796U CN202321415656.0U CN202321415656U CN220018796U CN 220018796 U CN220018796 U CN 220018796U CN 202321415656 U CN202321415656 U CN 202321415656U CN 220018796 U CN220018796 U CN 220018796U
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- Prior art keywords
- cable
- arch bridge
- stress
- steel arch
- control system
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 45
- 239000010959 steel Substances 0.000 title claims abstract description 45
- 238000012806 monitoring device Methods 0.000 title claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 27
- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- 238000004891 communication Methods 0.000 claims abstract description 3
- 239000000725 suspension Substances 0.000 abstract description 6
- 238000006073 displacement reaction Methods 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a steel arch bridge suspension cable tension monitoring device, includes monitoring component and remote control system, the monitoring component includes shell, L shaped steel cable cover and stress and position detection subassembly, L shaped steel cable cover is located the shell, and the one end of waiting to monitor the suspension cable passes and fixes L shaped steel cable cover, stress position and detection subassembly's detection end are connected on waiting to monitor the suspension cable that is located the shell, stress and position detection subassembly and the indoor remote control system communication connection of steel arch bridge master control, remote control system is equipped with the signal receiving module that is used for receiving stress and position detection subassembly signal; the shell is secured to an ear plate assembly hinged to the steel arch bridge bracket. The utility model provides the steel arch bridge stay cable tension monitoring device which is convenient to operate and high in intelligent degree and can realize real-time monitoring, and each stay cable in a pipeline can be accurately detected under the premise that the structural integrity of the stay cable is not affected.
Description
Technical Field
The utility model belongs to the field of steel arch bridges, and relates to a steel arch bridge stay cable tension monitoring device.
Background
Steel arch bridges often require the arrangement of anchor towers along the main axis to provide structural stability, wherein stay cables are often used to support the main span, and the cables used should be mounted on corresponding cleats or other mechanisms. However, in practical applications, the wire line is long and subject to large variations, so ensuring that the stay cable is uniformly stressed on the deck is a very important issue.
Existing stay cable tension adjustment devices typically consist of tensioners, cable bends, and various manual or electrical control systems. Although the device provides proper safety guarantee for the operation of the stay cable, the device has complex structure, great difficulty in maintenance and adjustment and brings a plurality of inconveniences for the appearance and operation of the stay cable. In the prior art, the steel arch bridge detection also comprises the detection of the tension of the stay cables, but the detection cannot be monitored in real time, the workload is large, the process is complicated, the influence of the current state of the staff on the detection of the stay cables is also large, and an intelligent device capable of monitoring the tension of each stay cable in real time is needed.
Disclosure of Invention
In order to overcome the defects that the existing stay cable tension monitoring mode is inconvenient to operate, low in intelligent degree and incapable of being monitored in real time, the utility model provides the steel arch bridge stay cable tension monitoring device which is convenient to operate, high in intelligent degree and capable of achieving real-time monitoring, and each stay cable in a line can be accurately detected in tension on the premise that the structural integrity of the stay cable is not affected.
The technical scheme adopted for solving the technical problems is as follows:
the utility model provides a steel arch bridge suspension cable tension monitoring device, includes monitoring component and remote control system, the monitoring component includes shell, L shaped steel cable cover and stress and position detection subassembly, L shaped steel cable cover is located the shell, and the one end of waiting to monitor the suspension cable passes and fixes L shaped steel cable cover, stress and position detection subassembly's detection end is connected on waiting to monitor the suspension cable that is located the shell, stress and position detection subassembly and the indoor remote control system communication connection of steel arch bridge master control, remote control system is equipped with the signal receiving module that is used for receiving stress and position detection subassembly signal; the shell is secured to an ear plate assembly hinged to the steel arch bridge bracket.
Further, the remote control system further comprises an abnormal alarm module for comparing the received stress and position signals with a preset threshold value and selectively sending out alarm signals, and the output end of the abnormal alarm module is connected with the alarm.
Still further, the stress and position detection assembly is connected to a remote control system in the steel arch bridge master control room through a long cable or a wireless network.
Still further, the otic placode subassembly includes No. one otic placode and No. two otic placodes, and No. one otic placode and No. two otic placodes are fixed in the both sides of shell respectively.
The stay cable is divided into three parts, namely a balance cable, an inner cable and a reserved cable, wherein the inner cable is positioned in an L-shaped steel cable sleeve, the upper end of the inner cable is connected with the reserved cable, the lower end of the inner cable is connected with the balance cable, the balance cable is connected with a vault anchorage device of a steel arch bridge, and the stress and position detection assembly is connected on the inner cable.
The beneficial effects of the utility model are mainly shown in the following steps:
(1) The device changes the original traditional manual operation mode, and takes the place of the traditional manual operation mode, so that the tension condition of each stay cable can be conveniently and real-timely monitored.
(2) The device is wide in application and quick in reaction; the material quality is high, the device performance is stable, the safety and reliability are realized, the economic benefit is good, and the repair and maintenance work is not required to be frequently carried out.
Drawings
Fig. 1 is a schematic structural view of a steel arch bridge stay cable tension monitoring device.
Fig. 2 is a cross-sectional view of the internal structure of the monitoring assembly.
Fig. 3 is a flow chart for monitoring the tension of a steel arch bridge stay cable.
Reference numerals illustrate: 1. ear plates; 2. stay cables; 3. a monitoring component; 11. a first ear plate; 12. a second ear plate; 21. a balancing rope; 22. a built-in cable; 23. reserving a cable; 31. a housing; 32. a steel cable sleeve; 33. a stress and position detection assembly; 34. long cables or wireless networks; 35. and a remote control system.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 3, a steel arch bridge stay cable tension monitoring device is provided, wherein a stay cable 2 of a steel arch bridge is connected to a monitoring component 3 along a certain route, the monitoring component 3 is fixedly connected between a first lug plate 11 and a second lug plate 12, the monitoring component 3 is connected to a remote control system 35 in a steel arch bridge main control room through a long cable or a wireless network 34, and the stress and displacement conditions of the stay cable are transmitted in real time.
As shown in fig. 2, the stay cable 2 is divided into three parts, namely a balance cable 21, an inner cable 22 and a reserved cable 23, wherein the balance cable 21 is connected to a vault anchorage of the steel arch bridge, the inner cable 22 passes through a steel cable sleeve 32 in the monitoring assembly, the lower end of the inner cable 22 is connected with the balance cable 21, the traction or braking effect is achieved on the stay cable 2, and the upper end of the inner cable 22 is connected with the reserved cable 23; the reserved length of the reserved cable 23 is not smaller than the maximum displacement limit of the stay cable required by the specification; the monitoring assembly comprises a shell 31, a steel cable sleeve 32 and a stress and position detection assembly 33, wherein one end of the stress and position detection assembly 33 is fixedly connected to the outer surface of the built-in cable 22, and the other end of the stress and position detection assembly is fixedly connected to the inner wall of the shell 31; the stress and position detecting component 33 is used for detecting stress and displacement of the stay cables, and remotely transmits signals to the remote control system 35 in the steel arch bridge main control room through a long cable or a wireless network 34, and when the tension and displacement of the stay cables exceed a preset value, an alarm signal is sent out to realize real-time detection of each stay cable 2 compared with a preset alarm threshold value.
The working process of the embodiment is as follows:
when the stay cable 2 is under tension and is displaced, the stress and position detection assembly 33 detects the change, the tension and displacement change of the stay cable 2 is transmitted to the remote control system 35 at the far end in real time through a long cable or a wireless network 34, and a worker can monitor the tension and displacement of the stay cable 2 in real time through the remote control system 35;
it should be understood that the monitoring assembly 3 of the present utility model should be sized to the interior space, which should be sized according to the volume of the various components therein.
The embodiments described in this specification are merely illustrative of the manner in which the inventive concepts may be implemented. The scope of the present utility model should not be construed as being limited to the specific forms set forth in the embodiments, but the scope of the present utility model and the equivalents thereof as would occur to one skilled in the art based on the inventive concept.
Claims (5)
1. The device is characterized by comprising a monitoring assembly and a remote control system, wherein the monitoring assembly comprises a shell, an L-shaped steel cable sleeve and a stress and position detection assembly, the L-shaped steel cable sleeve is positioned in the shell, one end of a stay cable to be monitored passes through and is fixed on the L-shaped steel cable sleeve, the detection end of the stress and position detection assembly is connected to the stay cable to be monitored positioned in the shell, the stress and position detection assembly is in communication connection with the remote control system in a main control room of the steel arch bridge, and the remote control system is provided with a signal receiving module for receiving signals of the stress and position detection assembly; the shell is secured to an ear plate assembly hinged to the steel arch bridge bracket.
2. A steel arch bridge stay cable tension monitoring device as recited in claim 1 wherein the remote control system further comprises an anomaly alarm module for comparing the received stress and position signals with preset thresholds and selectively issuing an alarm signal, the output of the anomaly alarm module being connected to an alarm.
3. A steel arch bridge stay cable tension monitoring device as recited in claim 1 or 2 wherein the stress and position sensing assembly is connected to a remote control system within the steel arch bridge host room by long cables or wireless networks.
4. A steel arch bridge stay cable tension monitoring device as recited in claim 1 or claim 2 wherein the lug plate assembly comprises a first lug plate and a second lug plate, the first lug plate and the second lug plate being secured to respective sides of the housing.
5. A steel arch bridge stay cable tension monitoring device as claimed in claim 1 or 2 wherein the stay cable is divided into three parts, namely a balance cable, an internal cable and a reserve cable, wherein the internal cable is positioned in an L-shaped steel cable sleeve, the upper end of the internal cable is connected with the reserve cable, the lower end of the internal cable is connected with the balance cable, the balance cable is connected with a vault anchor of the steel arch bridge, and the stress and position detection assembly is connected with the internal cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321415656.0U CN220018796U (en) | 2023-06-05 | 2023-06-05 | Steel arch bridge stay cable tension monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321415656.0U CN220018796U (en) | 2023-06-05 | 2023-06-05 | Steel arch bridge stay cable tension monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220018796U true CN220018796U (en) | 2023-11-14 |
Family
ID=88682357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321415656.0U Active CN220018796U (en) | 2023-06-05 | 2023-06-05 | Steel arch bridge stay cable tension monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220018796U (en) |
-
2023
- 2023-06-05 CN CN202321415656.0U patent/CN220018796U/en active Active
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