CN203766820U - Installing structure of metal-ceramic type sensor for online monitoring of broken rails - Google Patents
Installing structure of metal-ceramic type sensor for online monitoring of broken rails Download PDFInfo
- Publication number
- CN203766820U CN203766820U CN201420020942.1U CN201420020942U CN203766820U CN 203766820 U CN203766820 U CN 203766820U CN 201420020942 U CN201420020942 U CN 201420020942U CN 203766820 U CN203766820 U CN 203766820U
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- Prior art keywords
- rail
- metal
- big envelope
- line monitoring
- monitoring sensor
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- 239000000919 ceramic Substances 0.000 title claims abstract description 43
- 238000012544 monitoring process Methods 0.000 title claims abstract description 34
- 239000002184 metal Substances 0.000 claims abstract description 39
- 229910052751 metal Inorganic materials 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 5
- 239000007769 metal material Substances 0.000 claims abstract description 5
- 239000003973 paint Substances 0.000 claims abstract description 5
- 238000010030 laminating Methods 0.000 claims description 11
- 230000006978 adaptation Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 238000012806 monitoring device Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004806 packaging method and process Methods 0.000 abstract 5
- 230000001681 protective effect Effects 0.000 abstract 2
- 238000001514 detection method Methods 0.000 description 6
- 230000007547 defect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Geophysics And Detection Of Objects (AREA)
Abstract
The utility model provides an installing structure of a metal-ceramic type sensor for online monitoring of broken rails. The metal-ceramic type sensor comprises a metal ceramic plate and a packaging sleeve, wherein the metal ceramic plate is positioned relative to a steel rail and is broken when the steel rail is broken; the packaging sleeve is used for packaging the metal ceramic plate; and the metal ceramic plate and the packaging sleeve are arranged on the inner side wall of the rail waist of the steel rail in an attaching manner by a detachable protective frame. The installing structure provided by the utility model has the beneficial effects that the metal-ceramic type sensor is positioned on the inner side wall of the rail waist of the steel rail by the protective frame, so that the disassembly and the assembly are convenient, and the interference resistance is good; the packaging sleeve is made of metal materials and has an electromagnetic shielding function, so that the interference resistance is further improved; an anti-aging paint layer is coated, so that the service life is long.
Description
Technical field
The utility model relates to railway security technical field, is specifically related to the disconnected rail on-line monitoring sensor fixing structure of a kind of metal-free ceramic-type.
Background technology
Rail, as the element of track structure, is necessary for wheel continuous, smooth-going and rolling support that resistance is minimum surface is provided, and on operating line, as occurred, rail fracture just may cause train derailment, the great traffic safety accident such as topple.Therefore, in time monitoring rail cracks or fracture, guarantees the safety of operation and unimpeded.
The mode of domestic main employing off-line is carried out rail fracture monitoring at present.Mainly there is the problems such as monitoring efficiency is low, undetected, the requirement of out of reach all standing prevention grave accident in offline mode.Therefore, this patent proposes a kind of metal ceramics shape rail fracture on-line monitoring sensor, overcomes the drawback of off-line monitoring method, can realize on-line monitoring, real time alarm function.
Existing monitoring means is mainly to utilize rail examination dolly to carry out regular manual inspection, and monitoring principle can be divided into electromagnetism rail flaw detection car and super sonic rail flaw detection car two classes.Electromagnetism rail flaw detection car is according to the logical magnetic method monitoring of noncontact rail defects and failures, and super sonic rail flaw detection car is to utilize supersonic method to carry out rail defects and failures detection, tired defect and the weld defect of (comprising near joint) within the scope of the rail head and the web of the rail of detection rail.The subject matter of utilizing rail examination dolly to carry out regular manual inspection is to realize on-line monitoring, and monitoring efficiency is low.
Existing monitoring means also has track circuit (circuit forming as conductor taking the rail of a section of railway track circuit), whether taken by rolling stock for monitoring this section of circuit automatically, continuously, also for control signal device or switching device, to ensure the equipment of traffic safety.Track circuit, for just its additional function of rail fracture monitoring, can only be monitored specific crack conditions.In addition, the section with a switch or switches of rail weak link is often not suitable for attachment rail circuit, makes its limited coverage area.To greatly improve monitoring reliability by the disconnected rail signal of metal ceramics Sensor monitoring of following rail fracture, how just produce the metal ceramics sensor technical matters of rail location relatively quickly and easily thereupon.
Summary of the invention
The problems referred to above that the utility model exists for prior art, provide a kind of metal-free ceramic-type rail on-line monitoring sensor fixing structure that breaks, positioning stablity, easy accessibility.
Goal of the invention of the present utility model realizes by following scheme: metal ceramics shaped steel rail on-line monitoring sensor fixing structure, metal ceramics shaped steel rail on-line monitoring sensor comprises relative rail location and the metal ceramics plate thereupon rupturing in the time of rail fracture and the big envelope for package metals ceramic wafer, and described metal ceramics plate and big envelope are arranged on the madial wall of steel rail web by removable retaining frame laminating.
Further, the latch at the bottom of described retaining frame comprises the pressing plate for compressing big envelope and surrounds Rail, pressing plate and latch are integrally formed or be fixed, and latch is by locking at the bottom of the relative Rail of adjusting bolt.
Further, described big envelope arranges a pair of retaining frame near end positions, and described pressing plate has the positioning groove with big envelope outer wall adaptation, and pressing plate free end is extended the resilient lips of outward-dipping setting by positioning groove upper end.
Further, described big envelope and rail laminating arrange, and position, the upper lower edge coating of laminating is provided with anti-aging coat of paint.
Further, the signal wire (SW) being provided with for send metal ceramics plate place path electric signal to monitoring device is drawn in metal ceramics plate end.
Further, described signal wire (SW) comprises 3 signal wire (SW) unit distinguishing by color or mark.
Further, described signal wire (SW) is drawn from big envelope one end, and the big envelope other end seals by insulating gel, and the part that signal wire (SW) is placed in big envelope is set with insulating tube, and signal wire (SW) extension is provided with armouring.
Further, described metal ceramics plate and rail laminating, big envelope is metal material, big envelope is open towards rail one side and signal wire (SW) exit, remaining surface sealing, the surface that metal ceramics plate is placed in big envelope is fixedly connected with by the relative big envelope of seccotine.
Further, described metal ceramics backboard is also provided with insulating spacer between the side of rail and big envelope diapire.
The beneficial effects of the utility model are: by retaining frame by metal ceramics sensor localization in steel rail web madial wall, easy accessibility, good in anti-interference performance; Big envelope adopts metal material, has electro-magnetic screen function, further improves obstacle overcome ability; Scribble anti-aging coat of paint, long service life.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model metal ceramics sensor.
Fig. 2 is the mounting structure schematic diagram of the relative rail of the utility model metal ceramics sensor location.
Fig. 3 is the vertical section schematic diagram of the utility model metal ceramics sensor.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the utility model is described in further detail:
Shown in accompanying drawing 1 to Fig. 3, the metal-free ceramic-type of the present utility model rail on-line monitoring sensor fixing structure that breaks, metal ceramics shaped steel rail on-line monitoring sensor comprises that relative rail 4 is located and the metal ceramics plate 1 that thereupon ruptures in the time of rail fracture and for the big envelope 3 of package metals ceramic wafer, and metal ceramics plate 1 and big envelope 3 are arranged on the madial wall of steel rail web 4A by removable retaining frame 7 laminatings.
Latch 7B at the bottom of retaining frame 7 comprises the pressing plate 7A for compressing big envelope 3 and surrounds Rail, pressing plate 7A and latch 7B are integrally formed or be fixed, and latch 7B is by 4B locking at the bottom of the relative Rail of adjusting bolt 7C.
Big envelope 3 arranges a pair of retaining frame 7 near end positions, and pressing plate 7A has the positioning groove with big envelope 3 outer wall adaptations, and pressing plate 7A free end is extended the resilient lips of outward-dipping setting by positioning groove upper end.
Big envelope 3 arranges with rail 4 laminatings, and position, the upper lower edge coating of laminating is provided with anti-aging coat of paint.
The signal wire (SW) 2 being provided with for send metal ceramics plate 1 place path electric signal to monitoring device is drawn in metal ceramics plate 1 end.
Further, described signal wire (SW) comprises 3 signal wire (SW) unit distinguishing by color or mark.
Signal wire (SW) 2 is drawn from big envelope 3 one end, and big envelope 3 other ends seal by insulating gel, and the part that signal wire (SW) 2 is placed in big envelope is set with insulating tube, and signal wire (SW) extension is provided with armouring.
Metal ceramics plate 1 is fitted with rail 4, and big envelope 3 is metal material, and big envelope 3 is open towards rail one side and signal wire (SW) exit, remaining surface sealing, and the surface that metal ceramics plate 1 is placed in big envelope 3 is fixedly connected with by the relative big envelope 3 of seccotine 5.
Metal ceramics plate 1 is also provided with insulating spacer 6 between the side of rail and big envelope 3 diapires dorsad.
Although the utility model illustrates and describes by reference to preferred embodiment, but those of ordinary skill in the art should understand, can be not limited to the description of the present embodiment, in the scope of claims, can make the various variations in form and details.
Claims (1)
1. the disconnected rail on-line monitoring sensor fixing structure of metal-free ceramic-type, it is characterized in that: metal ceramics shaped steel rail on-line monitoring sensor comprises relative rail location and the metal ceramics plate thereupon rupturing in the time of rail fracture and the big envelope for package metals ceramic wafer, and described metal ceramics plate and big envelope are arranged on the madial wall of steel rail web by removable retaining frame laminating; Latch at the bottom of described retaining frame comprises the pressing plate for compressing big envelope and surrounds Rail, pressing plate and latch are integrally formed or be fixed, and latch is by locking at the bottom of the relative Rail of adjusting bolt.
2. the disconnected rail on-line monitoring sensor fixing structure of metal-free ceramic-type according to claim 1, it is characterized in that: described big envelope arranges a pair of retaining frame near end positions, described pressing plate has the positioning groove with big envelope outer wall adaptation, and pressing plate free end is extended the resilient lips of outward-dipping setting by positioning groove upper end.
3. the disconnected rail on-line monitoring sensor fixing structure of metal-free ceramic-type according to claim 1, is characterized in that: described big envelope and rail laminating arrange, and position, the upper lower edge coating of laminating is provided with anti-aging coat of paint.
4. the disconnected rail on-line monitoring sensor fixing structure of metal-free ceramic-type according to claim 1, is characterized in that: the signal wire (SW) being provided with for send metal ceramics plate place path electric signal to monitoring device is drawn in metal ceramics plate end.
5. the disconnected rail on-line monitoring sensor fixing structure of metal-free ceramic-type according to claim 4, is characterized in that: described signal wire (SW) comprises 3 signal wire (SW) unit distinguishing by color or mark.
6. the disconnected rail on-line monitoring sensor fixing structure of metal-free ceramic-type according to claim 4, it is characterized in that: described signal wire (SW) is drawn from big envelope one end, the big envelope other end seals by insulating gel, the part that signal wire (SW) is placed in big envelope is set with insulating tube, and signal wire (SW) extension is provided with armouring.
7. according to the disconnected rail on-line monitoring sensor fixing structure of the metal-free ceramic-type described in claim 4 or 5 or 6, it is characterized in that: described metal ceramics plate and rail laminating, big envelope is metal material, big envelope is open towards rail one side and signal wire (SW) exit, remaining surface sealing, the surface that metal ceramics plate is placed in big envelope is fixedly connected with by the relative big envelope of seccotine.
8. according to the disconnected rail on-line monitoring sensor fixing structure of the metal-free ceramic-type described in claim 1 to 6 any one, it is characterized in that: described metal ceramics backboard is also provided with insulating spacer between the side of rail and big envelope diapire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420020942.1U CN203766820U (en) | 2014-01-14 | 2014-01-14 | Installing structure of metal-ceramic type sensor for online monitoring of broken rails |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420020942.1U CN203766820U (en) | 2014-01-14 | 2014-01-14 | Installing structure of metal-ceramic type sensor for online monitoring of broken rails |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203766820U true CN203766820U (en) | 2014-08-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420020942.1U Expired - Lifetime CN203766820U (en) | 2014-01-14 | 2014-01-14 | Installing structure of metal-ceramic type sensor for online monitoring of broken rails |
Country Status (1)
| Country | Link |
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| CN (1) | CN203766820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024293A (en) * | 2017-04-01 | 2017-08-08 | 北京铁科工程检测中心 | Rail temperature thermometric support member and the rail temperature temperature measuring equipment comprising it |
-
2014
- 2014-01-14 CN CN201420020942.1U patent/CN203766820U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107024293A (en) * | 2017-04-01 | 2017-08-08 | 北京铁科工程检测中心 | Rail temperature thermometric support member and the rail temperature temperature measuring equipment comprising it |
| CN107024293B (en) * | 2017-04-01 | 2023-08-29 | 北京铁科工程检测中心 | Rail temperature measurement support piece and rail temperature measurement device comprising same |
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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 |
Granted publication date: 20140813 |
|
| CX01 | Expiry of patent term |