CN102951178B - Sliding contact type signal acquisition device for rail detection - Google Patents
Sliding contact type signal acquisition device for rail detection Download PDFInfo
- Publication number
- CN102951178B CN102951178B CN201110369476.9A CN201110369476A CN102951178B CN 102951178 B CN102951178 B CN 102951178B CN 201110369476 A CN201110369476 A CN 201110369476A CN 102951178 B CN102951178 B CN 102951178B
- Authority
- CN
- China
- Prior art keywords
- friction belt
- magnetic
- sensor
- bracket
- resisting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The invention discloses a sliding contact type signal acquisition device for rail detection, relating to the field of rail safety detection. The device comprises a bracket, a friction belt and a sensor, wherein the friction belt is arranged on the bracket, a flexible stable bed plate is arranged on the friction belt, and the sensor is arranged on the flexible stable bed plate. The friction belt is a polymer wear-resisting belt which is wear-resisting, heat-resistant, corrosion-resistant, and small in sliding friction coefficient. The friction belt is arranged an elastic compression plate, and a rotary pressure regulating shaft fixes the elastic compression plate on the bracket; and the sensor is arranged on the flexible stable bed plate sequentially through a magnetic compression piece and a magnetic installing seat. The magnetic compression piece and the magnetic installing seat are respectively made of a permanent magnet material or an electromagnet. According to the device disclosed by the invention, through the organic combination of components such as the rotary pressure regulating shaft, the elastic compression plate, the permanent magnet compression piece and the like, an effect that the friction belt is always closely attached to a measured rail surface in the whole moving process is achieved, thereby realizing the high-quality acquisition of vibration signals of steel rails.
Description
Technical field
The present invention relates to rail safety detection technique field, particularly a kind of moving contact formula signal pickup assembly for track detecting.
Background technology
Rail vibration signal is picked up under mobile status, current main method is placed on rolling type shifter by sensor (touch sensor or noncontacting proximity sensor), such as be placed on axletree, utilize the vibration signal on axletree to be similar to the vibration signal replacing rail.Thisly sensor is placed on vibration signal that rolling type shifter obtains easily containing the interfering signal coming from tourelle itself vibrates being difficult to control, makes take off data inaccurate.
Summary of the invention
(1) technical matters that will solve
The technical problem to be solved in the present invention is: how to provide a kind of moving contact formula signal pickup assembly for track detecting, to get rid of or to reduce interfering signal, thus obtains special quality rail vibration signal, improves take off data accuracy.
(2) technical scheme
For solving the problems of the technologies described above, the invention provides a kind of moving contact formula signal pickup assembly for track detecting, it comprises: support, friction belt and sensor; Described friction belt is installed on the bracket; Described sensor setting is in described friction belt.
Preferably, described friction belt is wear-resisting, heat-resisting, that withstanding corrosion, coefficient of sliding resistance are little high molecular abrasion-proof band.
Preferably, described friction belt is arranged on elastic compression plate, and rotary pressure adjusting shaft is fixed described elastic compression plate on the bracket.
Preferably, described friction belt is provided with flexible stabilization seat board; Described sensor is arranged on described flexible stabilization seat board.
Preferably, described flexible stabilization seat board is provided with magnetic clamping piece, described magnetic clamping piece is provided with magnetic mount pad, described sensor is arranged on described magnetic mount pad.
Preferably, described magnetic clamping piece and magnetic mount pad are permanent-magnet material or electromagnet.
(3) beneficial effect
Apparatus of the present invention are by the organic assembling of the components such as rotary pressure adjusting shaft, elastic compression plate, magnetic clamping piece, and realizing friction belt in whole moving process fits tightly with tested rail level all the time, thus obtains the vibration signal of rail in high quality.Its major advantage is: one, this device moves in sliding manner, while gather rail vibration signal; Two, select high molecular abrasion-proof band as wipe contact element and vibration signal transmitting element, it possesses the attributes such as wear-resisting, heat-resisting, withstanding corrosion, flexibility, material are closely knit, coefficient of sliding resistance is little, when this device is when Rail Surface is along track length direction high-speed slide (movement), durability and the special quality vibration signal transitivity of this device can be ensured; Three, adopt magnetic force and mechanical force to make high molecular abrasion-proof band closely be fitted in Rail Surface in sliding type moving process, the high quality of acquisition of signal can be ensured.
Accompanying drawing explanation
Fig. 1 is the front elevation for the moving contact formula signal pickup assembly of track detecting described in the embodiment of the present invention;
Fig. 2 is the schematic diagram for the surface work in orbit of the moving contact formula signal pickup assembly of track detecting described in the embodiment of the present invention;
Fig. 3 is for the schematic diagram of the moving contact formula signal pickup assembly of track detecting in rail-side surface work described in the embodiment of the present invention;
Wherein, 1-support, 2-rotary pressure adjusting shaft, 3-elastic compression plate, 4-friction belt, 5-flexible stabilization seat board, 6-magnetic clamping piece, 7-magnetic mount pad, 8-sensor.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Fig. 1 is the front elevation for the moving contact formula signal pickup assembly of track detecting described in the embodiment of the present invention.As shown in Figure 1, described device comprises: support 1, friction belt 4 and sensor 8.Described friction belt 4 is arranged on support 1, is provided with sensor 8 on described friction belt 4 top.Described friction belt 4 is wear-resisting, heat-resisting, that withstanding corrosion, flexibility, material are closely knit, coefficient of sliding resistance is little high molecular abrasion-proof bands.Described friction belt 4 is fixed on described support 1 by elastic compression plate 3; Described friction belt 4 arranges flexible stabilization seat board 5; Described flexible stabilization seat board 5 is provided with multiple magnetic clamping piece 6, the described magnetic clamping piece 6 of part is provided with magnetic mount pad 7, described magnetic mount pad 7 is provided with described sensor 8.By described magnetic clamping piece 6, described friction belt 4 tightly can be attached on Rail Surface.
Wherein, described friction belt 4 is arranged on described elastic compression plate 3, and rotary pressure adjusting shaft 2 is fixed on described elastic compression plate 3 on described support 1.Described friction belt 4 is core parts of described device, and it should adopt wear-resisting, heat-resisting, cold-resistant, that withstanding corrosion, friction coefficient are little flexible high molecular material.
Described magnetic clamping piece 6 and magnetic mount pad 7 realize friction belt 4 to fit tightly critical elements in Rail Surface, and described magnetic clamping piece 6 and magnetic mount pad 7 are permanent-magnet material or electromagnet.
Fig. 2 is the schematic diagram for the surface work in orbit of the moving contact formula signal pickup assembly of track detecting described in the embodiment of the present invention; Fig. 3 is for the schematic diagram of the moving contact formula signal pickup assembly of track detecting in rail-side surface work described in the embodiment of the present invention.As shown in Figures 2 and 3, by arranging described magnetic clamping piece 6 and magnetic mount pad 7, making described device both can carry out acquisition of signal in surface in orbit, also can carry out acquisition of signal at the side surface of track, and all there is good collection effect.
Device described in the embodiment of the present invention is by the organic assembling of the components such as rotary pressure adjusting shaft, elastic compression plate, magnetic clamping piece, realize friction belt to fit tightly with tested rail level all the time in whole moving process, thus obtain the vibration signal of rail in high quality.Its major advantage is: one, this device moves in sliding manner, while gather rail vibration signal; Two, select high molecular abrasion-proof band as wipe contact element and vibration signal transmitting element, it possesses the attributes such as wear-resisting, heat-resisting, withstanding corrosion, flexibility, material are closely knit, coefficient of sliding resistance is little, when this device is when Rail Surface is along track length direction high-speed slide (movement), durability and the special quality vibration signal transitivity of this device can be ensured; Three, adopt magnetic force and mechanical force to make high molecular abrasion-proof band closely be fitted in Rail Surface in sliding type moving process, the high quality of acquisition of signal can be ensured.
Above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (4)
1., for a moving contact formula signal pickup assembly for track detecting, it is characterized in that, comprising: support, friction belt and sensor; Described friction belt is installed on the bracket; Described sensor setting is in described friction belt;
Wherein, described friction belt is provided with flexible stabilization seat board; Described sensor is arranged on described flexible stabilization seat board;
Wherein, described flexible stabilization seat board is provided with magnetic clamping piece, described magnetic clamping piece is provided with magnetic mount pad, described sensor is arranged on described magnetic mount pad.
2. device as claimed in claim 1, it is characterized in that, described friction belt is wear-resisting, heat-resisting, that withstanding corrosion, coefficient of sliding resistance are little high molecular abrasion-proof band.
3. device as claimed in claim 1, it is characterized in that, described friction belt is arranged on elastic compression plate, and rotary pressure adjusting shaft is fixed described elastic compression plate on the bracket.
4. device as claimed in claim 1, it is characterized in that, described magnetic clamping piece and magnetic mount pad are permanent-magnet material or electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110369476.9A CN102951178B (en) | 2011-08-16 | 2011-11-18 | Sliding contact type signal acquisition device for rail detection |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120296881 | 2011-08-16 | ||
| CN201120296881.8 | 2011-08-16 | ||
| CN201110369476.9A CN102951178B (en) | 2011-08-16 | 2011-11-18 | Sliding contact type signal acquisition device for rail detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102951178A CN102951178A (en) | 2013-03-06 |
| CN102951178B true CN102951178B (en) | 2015-01-21 |
Family
ID=47760710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110369476.9A Active CN102951178B (en) | 2011-08-16 | 2011-11-18 | Sliding contact type signal acquisition device for rail detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102951178B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103194942B (en) * | 2013-03-29 | 2015-03-25 | 北京市劳动保护科学研究所 | Track vibration signal motion detection device and detection method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3000323A1 (en) * | 1979-01-18 | 1980-08-07 | Loram Maintenance Of Way | RATTER SHAFT ANALYZER |
| CH653073A5 (en) * | 1982-10-18 | 1985-12-13 | Speno International | DEVICE FOR MEASURING THE DEPTH OF THE CORRECTION OF THE RUNNING SURFACE OF THE RAILS OF A RAILWAY. |
| GB2246440B (en) * | 1990-05-26 | 1994-05-18 | Tdm Tape Services Ltd | Rail corrugation transducer apparatus |
| CN201199147Y (en) * | 2007-12-25 | 2009-02-25 | 成都四方瑞邦测控科技有限责任公司 | Instrument for checking steel rail straight degree of railway rail |
-
2011
- 2011-11-18 CN CN201110369476.9A patent/CN102951178B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102951178A (en) | 2013-03-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| MY145277A (en) | Magnetic guide apparatus | |
| CN102951178B (en) | Sliding contact type signal acquisition device for rail detection | |
| CN106534441B (en) | A kind of mobile phone screen detection device | |
| CN102566499A (en) | Linearly-reciprocating mobile device and location control method thereof | |
| SG179053A1 (en) | Polymers comprising units derived from ethylene and siloxane | |
| PL2145809T3 (en) | Method of determining the coupling status of a railway coupling, railway coupling and assembly with a railway coupling | |
| US20160280200A1 (en) | A device for measuring the thickness of automotive disc brake rotors | |
| WO2010003732A3 (en) | Magnetic position sensor | |
| CN202067114U (en) | Linear reciprocating movement mechanism, numerical control machine, inkjet printer and digital printing equipment | |
| JP5993870B2 (en) | Encoder read head device | |
| JP2012518167A5 (en) | ||
| CN103293054B (en) | Multiphase spring fatigue testing machine | |
| CN203918851U (en) | A kind of magnetic force fast-positioning device | |
| WO2009086889A3 (en) | Linear sensor | |
| WO2006119823A8 (en) | Adjustment device for clutches or gearbox brakes, more particularly in motor vehicles, for adjusting a support element which forms a support and fulcrum for a bent lever | |
| CN202938952U (en) | Yarn-tension detection apparatus on knitting machine | |
| CN108613868B (en) | Friction-resistant experimental device for electroplated product | |
| CN202102218U (en) | Ball type device for correcting camera shake | |
| CN201718795U (en) | Novel rolling wheel type drawer slide rail | |
| WO2005083363A3 (en) | Measuring device for linear position recording | |
| CN102963751A (en) | Tensioning detection device for bubble plate | |
| WO2010028958A3 (en) | Guide rail comprising a material measure | |
| CN201288724Y (en) | Flexible coupling arrangement between parallel rails | |
| CN201932744U (en) | Fabric return device | |
| WO2009003843A3 (en) | Curved guide rail |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |