CN213740379U - Monitoring system for prefabricated track slab - Google Patents
Monitoring system for prefabricated track slab Download PDFInfo
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- CN213740379U CN213740379U CN202022199972.1U CN202022199972U CN213740379U CN 213740379 U CN213740379 U CN 213740379U CN 202022199972 U CN202022199972 U CN 202022199972U CN 213740379 U CN213740379 U CN 213740379U
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- measuring rod
- strain gauge
- prefabricated
- hole
- prefabricating
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Abstract
The utility model discloses a monitoring system for prefabricating track slabs, which comprises a prefabricated beam, wherein the top surface of the prefabricated beam is provided with a plurality of strain gauge mounting holes, and each strain gauge mounting hole is internally provided with a vibrating wire type strain gauge; a measuring rod prefabricating hole is reserved in the middle of the prefabricated beam, and a measuring rod is installed in the measuring rod prefabricating hole; the strain gauge mounting hole is communicated with the measuring rod prefabricated hole, and the vibrating wire type strain gauge and the measuring rod are connected with a data terminal. The utility model has the advantages that: the use condition of the prefabricated beam is monitored according to data obtained by measuring the vibrating wire strain gauge and the measuring rod by arranging the vibrating wire strain gauge and the measuring rod on the prefabricated beam.
Description
Technical Field
The utility model belongs to the technical field of track traffic's technique and specifically relates to a monitoring system for prefabricating track board.
Background
Under the prior art, the service life of the track slab cannot be known accurately, and the track slab can still be used under the condition that the track slab is damaged, so that the adverse effect on the railway operation is easily caused, and the potential safety hazard of the track exists.
Therefore, there is a high necessity for a monitoring system for a prefabricated track slab, which solves the aforementioned problems in the prior art.
Disclosure of Invention
The utility model aims at providing a monitoring system for prefabricating track board according to above-mentioned prior art not enough, through set up vibrating wire type strainometer and measuring stick on prefabricated crossbeam, according to the data that vibrating wire type strainometer and measuring stick measured and obtain, monitor prefabricated crossbeam behaviour in service.
The utility model discloses the purpose is realized accomplishing by following technical scheme:
a monitoring system for a prefabricated track slab, characterized by: the device comprises a prefabricated beam, wherein the top surface of the prefabricated beam is provided with a plurality of strain gauge mounting holes, and a vibrating wire type strain gauge is mounted in each strain gauge mounting hole; a measuring rod prefabricating hole is reserved in the middle of the prefabricated beam, and a measuring rod is installed in the measuring rod prefabricating hole; the strain gauge mounting hole is communicated with the measuring rod prefabricated hole, and the vibrating wire type strain gauge and the measuring rod are connected with a data terminal.
The measuring rod comprises a plurality of measuring rod monomers, and the measuring rod monomers are connected in sequence.
Two ends of the measuring rod prefabricated hole are respectively communicated with and provided with a data terminal installation reserved cavity, and the data terminal is installed in the data terminal installation reserved cavity.
The data terminal is provided with a reserved cavity and sealed through a sealing cover.
The number of the strain gauge mounting holes is one or two.
Two steel rails are installed on the top surface of the prefabricated beam, the strain gauge installation hole is located right below the steel rails, and the vibrating string type strain gauge is fixedly arranged on the bottom surfaces of the steel rails in an attached mode.
The utility model has the advantages that: the use condition of the prefabricated beam is monitored according to data obtained by measuring the vibrating wire strain gauge and the measuring rod by arranging the vibrating wire strain gauge and the measuring rod on the prefabricated beam.
Drawings
Fig. 1 is a schematic structural diagram of a monitoring system for prefabricating a track slab in the utility model;
fig. 2 is a schematic view of the connection of the internal measuring rod of the present invention.
Detailed Description
The features of the present invention and other related features are described in further detail below by way of example in conjunction with the accompanying drawings to facilitate understanding by those skilled in the art:
as shown in fig. 1-2, the scores are represented as: the device comprises a prefabricated beam 1, a steel rail 2, a strain gauge mounting hole 3, a measuring rod prefabricated hole 4, a measuring rod 5, a data terminal mounting reserved cavity 6, a sealing cover 7 and measuring rod monomers 11-20.
Example (b): as shown in fig. 1-2, the present embodiment relates to a monitoring system for a prefabricated track slab, which mainly includes a prefabricated beam 1, a vibrating wire strain gauge, a measuring rod 5 and a data terminal, wherein two steel rails 2 are installed on the top surface of the prefabricated beam 1, and in the present embodiment, the width of the prefabricated beam 1 is 10 m. The top surface of the prefabricated beam 1 is provided with one or two strain gauge mounting holes 3, a vibrating string type strain gauge is mounted in each strain gauge mounting hole 3, in the embodiment, the number of the strain gauge mounting holes 3 is two, and the two strain gauge mounting holes 3 are respectively positioned right below the two steel rails 2; a measuring rod prefabricating hole 4 is reserved in the middle of the prefabricated beam 1, and a measuring rod 5 is installed in the measuring rod prefabricating hole 4; two ends of the measuring rod prefabricated hole 4 are respectively provided with a data terminal installation reserved cavity 6, the two data terminal installation reserved cavities 6 are communicated with the measuring rod prefabricated hole 4, and the data terminals are installed in the data terminal installation reserved cavities 6; the vibrating wire strain gauge and the measuring rod 5 are connected with a data terminal. In addition, the data terminal installation reservation cavity 6 may seal the data terminal installation reservation cavity 6 through the cap 7.
In this embodiment, cavity 6 is reserved in the data terminal installation and is linked together with measuring stick prefabricated hole 4, and strainometer mounting hole 3 also is linked together with measuring stick prefabricated hole 4, and the inside between the vibrating wire formula strainometer of being convenient for of above-mentioned design and data terminal to and measuring stick 5 and data terminal is walked the line, compact structure, reasonable in design.
As shown in fig. 2, the measuring rod 5 is composed of 10 measuring rod units connected in sequence, each measuring rod unit has a length of 1m, specifically, 10 measuring rod units are numbered as measuring rod units 11-20 in sequence, 10 measuring rod units are connected together in sequence according to the digital arrangement sequence to form the measuring rod 5, and both ends (measuring rod units 11 and 20) of the measuring rod 5 are truncated and finally inserted into the measuring rod prefabricated hole 4. The odd number of measuring rod single bodies (measuring rod single bodies 11, 13, 15, 17 and 19) are connected together in advance through connecting lines, the whole measuring rod 5 is inserted into the measuring rod prefabricated hole 4, and the measuring rod single bodies 11 and 19 are respectively connected with the two data terminals; the even number of the single measuring rods (the single measuring rods 12, 14, 16, 18 and 20) are connected together in advance through connecting wires, the whole measuring rod 5 is inserted into the prefabricated hole 4 of the measuring rod, and the single measuring rods 12 and 20 are respectively connected with two data terminals.
In this embodiment, vibrating wire type strainometer and measuring stick 5 all are connected with data terminal through the connecting wire, and vibrating wire type strainometer and measuring stick 5 can give data terminal with the data transmission who measures, and through data terminal's data display, the staff can know prefabricated crossbeam 1's operating condition directly perceivedly, can be with the life of monitoring prefabricated crossbeam 1.
Although the conception and the embodiments of the present invention have been described in detail with reference to the drawings, those skilled in the art will recognize that various changes and modifications can be made therein without departing from the scope of the appended claims, and therefore, the description thereof is not repeated herein.
Claims (6)
1. A monitoring system for a prefabricated track slab, characterized by: the device comprises a prefabricated beam, wherein the top surface of the prefabricated beam is provided with a plurality of strain gauge mounting holes, and a vibrating wire type strain gauge is mounted in each strain gauge mounting hole; a measuring rod prefabricating hole is reserved in the middle of the prefabricated beam, and a measuring rod is installed in the measuring rod prefabricating hole; the strain gauge mounting hole is communicated with the measuring rod prefabricated hole, and the vibrating wire type strain gauge and the measuring rod are connected with a data terminal.
2. A monitoring system for prefabricating a track slab as claimed in claim 1, wherein: the measuring rod comprises a plurality of measuring rod monomers, and the measuring rod monomers are connected in sequence.
3. A monitoring system for prefabricating a track slab as claimed in claim 1, wherein: two ends of the measuring rod prefabricated hole are respectively communicated with and provided with a data terminal installation reserved cavity, and the data terminal is installed in the data terminal installation reserved cavity.
4. A monitoring system for prefabricating a track slab as claimed in claim 3, wherein: the data terminal is provided with a reserved cavity and sealed through a sealing cover.
5. A monitoring system for prefabricating a track slab as claimed in claim 1, wherein: the number of the strain gauge mounting holes is one or two.
6. A monitoring system for prefabricating a track slab as claimed in claim 1 or 5, wherein: two steel rails are installed on the top surface of the prefabricated beam, the strain gauge installation hole is located right below the steel rails, and the vibrating string type strain gauge is fixedly arranged on the bottom surfaces of the steel rails in an attached mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022199972.1U CN213740379U (en) | 2020-09-29 | 2020-09-29 | Monitoring system for prefabricated track slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022199972.1U CN213740379U (en) | 2020-09-29 | 2020-09-29 | Monitoring system for prefabricated track slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213740379U true CN213740379U (en) | 2021-07-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022199972.1U Active CN213740379U (en) | 2020-09-29 | 2020-09-29 | Monitoring system for prefabricated track slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213740379U (en) |
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2020
- 2020-09-29 CN CN202022199972.1U patent/CN213740379U/en active Active
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