CN217542216U - Cable pulling force automatic monitoring device for immersed tube deposit area - Google Patents
Cable pulling force automatic monitoring device for immersed tube deposit area Download PDFInfo
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- CN217542216U CN217542216U CN202221695013.1U CN202221695013U CN217542216U CN 217542216 U CN217542216 U CN 217542216U CN 202221695013 U CN202221695013 U CN 202221695013U CN 217542216 U CN217542216 U CN 217542216U
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Abstract
The utility model relates to an immersed tube tunnel construction technical field especially relates to an immersed tube is deposited district hawser and is pulled power automatic monitoring device. The method comprises the following steps: the mooring rope is used for fixing the immersed tube, and one end of the mooring rope is fixed on a mooring pillar at the top of the immersed tube; one end of the tension meter is fixedly connected with the other end of the cable; the other end of the tension meter is fixed on a land mooring bollard; the data transmission device is connected with the tension meter, receives the tension data of the tension meter and transmits the tension data; the data display device is positioned in the office area, receives the data transmitted by the data transmission device and displays the data; the real-time monitoring can be carried out to the cable power of hawser in the office area, need not the on-the-spot observation, if the sudden grow of cable power value appears and when cliff time change falls to 0, explains that the hawser breaks off, and the constructor of being convenient for handles in time, prevents the occurence of failure, has reduced intensity of labour, has improved the security of construction.
Description
Technical Field
The utility model relates to an immersed tube tunnel construction technical field especially relates to an immersed tube is deposited district hawser and is pulled power automatic monitoring device.
Background
At present, immersed tube prefabrication can be performed by adopting a dry dock method, at least one section of immersed tube can be prefabricated in a single dock chamber, and the immersed tube prefabrication is completed by twisting and moving from the inside of the dry dock to an immersed tube storage area. A plurality of sections of immersed tubes are deposited in the immersed tube depositing area, the interval between adjacent immersed tubes is controlled to be about 10m due to the limited immersed tube depositing area, and the immersed tubes are moored by flexible high-strength cables for connection. The mooring force of the mooring line of the immersed tube varies with tidal changes (rising tide, falling tide), wind, waves, and changes in flow.
In order to prevent the cable from being broken due to the fact that the cable is subjected to excessive stress and breaks under emergency, the immersed tube is collided, and the stress condition of the cable needs to be monitored in real time.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists among the above-mentioned prior art, the utility model provides a immersed tube is deposited district hawser and is pulled power automatic monitoring device of simple and reasonable, the automatic monitoring cable power of structural design.
The utility model provides a immersed tube deposit area hawser is pulled power automatic monitoring device, include:
the mooring rope is used for fixing the immersed tube, and one end of the mooring rope is fixed on the mooring pillar at the top of the immersed tube;
one end of the tension meter is fixedly connected with the other end of the cable; the other end of the tension meter is fixed on a land mooring bollard;
the data transmission device is connected with the tension meter, receives the tension data of the tension meter and transmits the tension data;
and the data display device is positioned in the office area, receives the data transmitted by the data transmission device and displays the data.
Among this technical scheme, can carry out real-time supervision to the cable power of hawser in the office area, need not the on-the-spot observation, if the sudden grow of cable power value changes when falling to 0 when appearing disconnected cliff, explains that the hawser breaks off, and the constructor of being convenient for in time handles, prevents the emergence accident, has reduced intensity of labour, has improved the security of construction.
In some embodiments of the present application, the strain gauge is a strain gauge with a serial port.
In some embodiments of the application, the data transmission device is a LORA radio station, and is connected with the serial port of the tension meter through a data transmission line, and the tension meter transmits the tension value to the LORA radio station through the data transmission line.
In some embodiments of the present application, the data display device includes a data receiving module and a display, the data receiving module is a receiving station having the same frequency as the LORA station and configured to receive the data transmitted by the LORA station, and the display is configured to display a real-time tension value of a cable received by the receiving station.
In some embodiments of the present application, at least four cables are provided on a single immersed tube to ensure that the immersed tube is uniformly and stably stressed.
In some embodiments of the present application, two mooring ropes are respectively disposed at the head end and the tail end of the immersed tube, and two mooring ropes at the same end of the immersed tube are tied in a crossing manner, so as to ensure stable mooring posture of the immersed tube.
In some embodiments of the present application, one end of the cable is secured to the land bollard by a shackle.
Based on the technical scheme, the embodiment of the utility model provides an in immersed tube deposited area hawser cable take power automatic monitoring device, structural design is simple reasonable, can moor the cable power situation of change of the hawser of immersed tube at office real-time supervision to cable power data analysis, especially under bad weather condition, carry out analysis hawser state to the hawser state through the hawser atress condition, need not to carry out data acquisition for a long time in the open air, data statistics is sufficient, operation personnel low in labor strength, it is few to need operation personnel, the security of construction has been improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a diagram of an embodiment of an automatic cable pulling force monitoring device for a deposit area of a immersed tube according to the present invention;
fig. 2 is an automatic cable pulling force monitoring device for a deposit area of a immersed tube according to an embodiment of the present invention;
FIG. 3 is a diagram of data transmission;
in the figure:
10. a cable; 20. sinking the pipe; 21. mooring a bollard; 30. a land bollard; 40. a tension meter.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some, not all embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.
The terms "first", "second" and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in the attached drawings 1-2, the utility model discloses an embodiment's immersed tube registering district hawser is pulled power automatic monitoring device includes:
one end of the cable 10 is fixed on a mooring post 21 at the top of the immersed tube, and the other end of the cable is fixedly connected with a tension meter 40 through a shackle and used for fixing the immersed tube 20;
one end of the tension meter 40 is connected with the cable 10 through a shackle, and the other end is fixed on the land mooring bollard 30;
the data transmission device is connected with the tension meter 40, receives the tension data of the tension meter 40 and transmits the tension data;
and the data display device is positioned in the office area, receives the data transmitted by the data transmission device and displays the data.
Among this technical scheme, can carry out real-time supervision to hawser 10's cable power in the office area, need not the on-the-spot observation, if the change when cliff appears in the sudden grow of cable power value changes and falls to 0, explains that the hawser breaks, and the constructor of being convenient for carries out timely processing, prevents to take place the accident, has reduced intensity of labour, has improved the security of construction.
The tensiometer 40 is the tensiometer that has the serial ports, and data transmission device is the LORA radio station, and in this embodiment, the tensiometer has two serial ports, through data transmission line A, B line connection, tensiometer 40 transmits the pulling force numerical value to the LORA radio station through A, B line.
The data display device comprises a data receiving module and a display, wherein the data receiving module is a receiving radio station which has the same frequency as the LORA radio station and is used for receiving the transmission data of the LORA radio station, and the display is used for displaying the real-time tension value of the cable received by the receiving radio station.
As shown in fig. 2, four mooring ropes 10 are arranged on a single immersed tube 20, two mooring ropes 10 are respectively arranged at the head end and the tail end of the immersed tube 20, and the two mooring ropes 10 at the same end of the immersed tube 20 are tied in a crossed manner, so that the immersed tube 20 is uniformly stressed and balanced, and the mooring posture in the depositing area is stable.
As shown in fig. 1, in the automatic cable force monitoring device of this embodiment, which is applied to a large connecting bay submarine tunnel project, 3 sections of immersed tubes can be prefabricated in a single dock chamber, the prefabrication of the immersed tubes is completed by twisting the immersed tube storage area from a dry dock, the single dock chamber is divided into east and west dry dock chambers, the east and west dry dock chambers are twisted out of 6 sections of immersed tubes in the dock, 5 sections of immersed tubes are stored in a mooring area, 1 section of immersed tube (to-be-installed tube section) is stored in a secondary outfitting area, and because the mooring area stores a large number of immersed tubes, the mooring area of the immersed tubes is limited, and the safety distance between the immersed tubes is 10m-20 m; the mooring area has 5 immersed tubes which need 20 tension meters and 20 LORA radio stations. And (3) tightening the mooring cables 10 during the immersed tube mooring, keeping the four cables 10 stressed simultaneously, and recording the initial stress state of the four cables Gao Jianglan as initial data. The mooring rope force change condition of the mooring rope of the mooring immersed tube can be monitored in real time in an office, the mooring rope force data is analyzed, the state of the mooring rope is analyzed through the stress condition of the mooring rope under the severe weather condition, data acquisition is not needed to be carried out outdoors for a long time, data statistics is sufficient, the labor intensity of operators is low, the number of the operators is small, and the construction safety is improved.
Finally, it should be noted that: in the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.
Claims (7)
1. An automatic monitoring device for cable pulling force of a immersed tube storage area is characterized by comprising:
the mooring rope is used for fixing the immersed tube, and one end of the mooring rope is fixed on the mooring pillar at the top of the immersed tube;
one end of the tension meter is fixedly connected with the other end of the cable; the other end of the tension meter is fixed on a land mooring bollard;
the data transmission device is connected with the tension meter, receives the tension data of the tension meter and transmits the tension data;
and the data display device is positioned in the office area, receives the data transmitted by the data transmission device and displays the data.
2. The automatic cable pulling force monitoring device for the cable at the deposit area of the immersed tube as claimed in claim 1, wherein the tension meter is a tension meter with a serial port.
3. The automatic cable pull-off monitoring device for the cable of the deposit area of a immersed tube as claimed in claim 2, wherein said data transmission device is a LORA radio station, and is connected to the serial port of said tension meter via a data transmission line, and said tension meter transmits the tension value to said LORA radio station via said data transmission line.
4. The device of claim 3, wherein said data display device comprises a data receiving module and a display, said data receiving module is a receiving station having the same frequency as said LORA station for receiving the data transmitted from said LORA station, said display is used for displaying the real-time pulling force of the cable received by said receiving station.
5. The automatic cable pulling force monitoring device for immersed tube storage areas as claimed in claim 1, wherein at least four cables are installed on a single immersed tube.
6. The automatic cable pulling force monitoring device for the cable at the deposit area of the immersed tube as claimed in claim 1, wherein two cables are respectively arranged at the head end and the tail end of the immersed tube, and the two cables at the same end of the immersed tube are tied in a cross way.
7. The apparatus of claim 1, wherein one end of the cable is fixed to the land mooring post by a shackle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221695013.1U CN217542216U (en) | 2022-07-01 | 2022-07-01 | Cable pulling force automatic monitoring device for immersed tube deposit area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221695013.1U CN217542216U (en) | 2022-07-01 | 2022-07-01 | Cable pulling force automatic monitoring device for immersed tube deposit area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217542216U true CN217542216U (en) | 2022-10-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221695013.1U Active CN217542216U (en) | 2022-07-01 | 2022-07-01 | Cable pulling force automatic monitoring device for immersed tube deposit area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217542216U (en) |
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2022
- 2022-07-01 CN CN202221695013.1U patent/CN217542216U/en active Active
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