WO2023000699A1 - 一种轨道供电系统用荧光传感器 - Google Patents

一种轨道供电系统用荧光传感器 Download PDF

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Publication number
WO2023000699A1
WO2023000699A1 PCT/CN2022/082189 CN2022082189W WO2023000699A1 WO 2023000699 A1 WO2023000699 A1 WO 2023000699A1 CN 2022082189 W CN2022082189 W CN 2022082189W WO 2023000699 A1 WO2023000699 A1 WO 2023000699A1
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WIPO (PCT)
Prior art keywords
fixedly connected
fluorescent sensor
power supply
supply system
probe
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PCT/CN2022/082189
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English (en)
French (fr)
Inventor
张磊
郑一博
李思勉
刘强
王远
王广祥
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河北地质大学
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Application filed by 河北地质大学 filed Critical 河北地质大学
Publication of WO2023000699A1 publication Critical patent/WO2023000699A1/zh
Priority to ZA2023/06131A priority Critical patent/ZA202306131B/en

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/006—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using measurement of the effect of a material on microwaves or longer electromagnetic waves, e.g. measuring temperature via microwaves emitted by the object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/08—Protective devices, e.g. casings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations

Definitions

  • the invention relates to the technical field of rail power supply system accessories, in particular to a fluorescent sensor for a rail power supply system.
  • Fluorescence sensor the current main purpose is to measure temperature, it is a one-tenth of the expenditure of ordinary visual system, to obtain a more advanced ultraviolet light detection device, the new ultraviolet light sensor can detect substances that emit ultraviolet light, such as grease , glue, labels, wood, clothing, rubber, oil paint, fluorescent ink, fluorescent chalk, and more.
  • the object of the present invention is to provide a fluorescent sensor for track power supply system to solve the problems raised in the above background technology.
  • the present invention provides the following technical solutions:
  • a fluorescent sensor for a track power supply system comprising a fluorescent sensor main body, a probe is fixedly connected to the right end of the fluorescent sensor main body, a controller is fixedly connected to the right end of the fluorescent sensor main body, and a right end of the fluorescent sensor main body is fixedly connected to a
  • the probe acts as a protection mechanism for protection
  • the bottom end of the fluorescence sensor body is fixedly connected with a connection mechanism that acts as a buffer protection when the fluorescence sensor body is hit.
  • connection mechanism includes a connection cylinder fixedly connected to the main body of the fluorescence sensor, the bottom end of the connection cylinder is fixedly connected with a hemispherical shell, the inner side of the hemispherical shell is rotatably connected with a sphere, and the bottom end of the sphere is fixedly connected
  • the mechanism also includes a limit assembly for keeping the main body of the fluorescent sensor in a static state when the main body of the fluorescent sensor is not collided.
  • threads are provided on the outside of the threaded cylinder, and the threaded cylinder is screwed to the external device through the threads.
  • the inside of the top end of the hemispherical shell is provided with a through hole for the second spring to deflect inside the hemispherical shell.
  • the limiting assembly includes a baffle fixedly connected to the sphere, the inner side of the baffle is slidably connected to a limiting shaft, and one end of the limiting shaft is fixedly connected to a chuck engaged with the hemispherical shell.
  • the outer side of the position limiting shaft is provided with a third spring that supports and limits the chuck, and the two ends of the third spring are respectively fixedly connected with the baffle plate and the chuck.
  • the limiting assembly further includes a limiting block for preventing the limiting shaft and the baffle from falling off.
  • the protection mechanism includes a motor fixedly connected to the main body of the fluorescence sensor, a connecting shaft is fixedly connected to the end of the main shaft of the motor, one end of the connecting shaft is fixedly connected to a connecting plate, and one end of the connecting plate is fixedly connected to a A connecting shell, the inner side of the connecting shell is fixedly connected with a first spring, and the other end of the first spring is fixedly connected with a protective cover which is slidably connected with the connecting shell and can be placed on the outside of the probe, so as to realize the protection of the probe.
  • a second electromagnet is fixedly connected to one end of the protective cover, and a first electromagnet is fixedly connected to a position corresponding to the second electromagnet inside the connecting shell.
  • the magnetic properties of the first electromagnet and the second electromagnet are different after electrification.
  • the protective mechanism further includes a buffer pad fixedly connected to the protective cover and buffering between the probe and the protective cover, and the buffer pad is made of a rubber pad.
  • the protection mechanism further includes a fixed case that protects the motor.
  • the main body of the fluorescent sensor when the main body of the fluorescent sensor is collided, the main body of the fluorescent sensor will be offset with the second spring, reducing the impact on the fluorescent sensor at the moment of collision. The impact force caused by the main body, so as to realize the protection of the main body of the fluorescent sensor.
  • the protective cover when the probe needs to be protected through the motor, the second electromagnet, the connection plate, the connection shell, the first electromagnet, the first spring, the protective cover and the buffer pad, the motor and the first spring Under the action of the protective cover, the protective cover is placed on the outside of the probe, and the protection of the probe is realized through the protective cover. At the same time, the impact force between the protective cover and the probe can be reduced through the buffer pad, so as to prevent the protective cover from damaging the probe.
  • the third spring carries the chuck to realize the limit and fixation of the hemispherical shell , so that the limit and fixation of the connecting cylinder and the main body of the fluorescent sensor are realized through the hemispherical shell, and the stability of the main body of the fluorescent sensor is ensured during operation.
  • Fig. 1 is the overall structure schematic diagram of the present invention
  • Fig. 2 is the installation structure schematic diagram of spring of the present invention
  • Fig. 3 is a schematic diagram of the inner installation structure of the connecting cylinder of the present invention.
  • Fig. 4 is a schematic diagram of the installation structure of the protective cover of the present invention.
  • Fig. 5 is a schematic diagram of the structure at A in Fig. 3 of the present invention.
  • 1-fluorescent sensor body 2-probe, 3-motor, 4-connecting shaft, 5-fixed shell, 6-connecting plate, 7-connecting shell, 8-first electromagnet, 9-first spring, 10-protective cover, 11-cushion pad, 12-connecting cylinder, 13-second spring, 14-hemispherical shell, 15-sphere, 16-threaded cylinder, 17-limiting block, 18-baffle plate, 19-limiting Shaft, 20-the third spring, 21-the chuck, 22-the controller, 23-the second electromagnet.
  • a fluorescent sensor for a track power supply system comprising a fluorescent sensor main body 1, a probe 2 is fixedly connected to the right end of the fluorescent sensor main body 1, a controller 23 is fixedly connected to the right end of the fluorescent sensor main body 1, and a right end of the fluorescent sensor main body 1 is fixedly connected to a pair
  • the probe 2 acts as a protection mechanism for protection
  • the bottom end of the fluorescence sensor body 1 is fixedly connected with a connection mechanism that acts as a buffer protection when the fluorescence sensor body 1 is bumped.
  • the connecting mechanism includes a connecting cylinder 12 fixedly connected to the fluorescent sensor main body 1, the bottom end of the connecting cylinder 12 is fixedly connected with a hemispherical shell 14, and the inner side of the hemispherical shell 14 is rotatably connected with a sphere 15, and the bottom end of the sphere 15 is fixed
  • a threaded barrel 16 is connected, and the inner side of the connecting barrel 12 is fixedly connected with a second spring 13 which plays a buffering and protective role when the fluorescent sensor main body 1 is bumped and is vertically arranged, and the other end of the second spring 13 is fixed to the ball 15
  • the connection mechanism also includes a limit assembly that keeps the fluorescence sensor body 1 in a static state when the fluorescence sensor body 1 is not collided, so as to ensure the normal use of the fluorescence sensor body 1;
  • the outside of the threaded barrel 16 is provided with threads, and the threaded barrel 16 is screwed to the external device through threads, so as to facilitate the fixed connection of the present invention with the external device;
  • the inner side of the top of the hemispherical shell 14 is provided with a through hole for the second spring 13 to offset inside the hemispherical shell 14, so as to ensure the normal shaking of the second spring 13 and the inner side of the hemispherical shell 14;
  • the limiting assembly includes a baffle 18 fixedly connected to the sphere 15, the inside of the baffle 18 is slidably connected to a limiting shaft 19, and one end of the limiting shaft 19 is fixedly connected to a chuck 21 engaged with the hemispherical shell 14,
  • the outside of position-limiting shaft 19 is provided with the 3rd spring 20 that supports stopper effect to chuck 21, and the two ends of the 3rd spring 20 are fixedly connected with baffle plate 18 and chuck 21 respectively, guarantees when chuck 21 is fixed. stability;
  • the limiting assembly further includes a limiting block 17 for preventing the limiting shaft 19 from falling off from the baffle plate 18 .
  • the protection mechanism includes a motor 3 fixedly connected to the main body of the fluorescence sensor 1.
  • the end of the main shaft of the motor 3 is fixedly connected to a connecting shaft 4, and one end of the connecting shaft 4 is fixedly connected to a connecting plate 6, and one end of the connecting plate 6 is fixedly connected to a connecting plate.
  • Shell 7, the inner side of the connection shell 7 is fixedly connected with the first spring 9, and the other end of the first spring 9 is fixedly connected with the protective cover 10 which is slidably connected with the connection shell 7 and can be placed on the outside of the probe 2, so as to realize the protection of the probe 2.
  • Protection, one end of the protective cover 10 is fixedly connected with a second electromagnet 23, and the inner side of the connection shell 7 is fixedly connected with a first electromagnet 8 at a position corresponding to the second electromagnet 23;
  • first electromagnet 8 and the second electromagnet 23 are different after being energized, so that the first magnet 8 and the second magnet 23 are magnetically attracted together;
  • the protective mechanism also includes a buffer pad 11 that is fixedly connected to the protective cover 10 and acts as a buffer between the probe 2 and the protective cover 10, and the buffer pad 11 is made of a rubber pad;
  • the protection mechanism also includes a fixed case 5 that protects the motor 3 .
  • the present invention is powered by an external power supply before use.
  • the main body 1 of the fluorescence sensor and the external device are fixedly connected together through the threaded cylinder 16.
  • the motor 3 is controlled by the controller 23 to pass through the connecting shaft 4. Rotate with the connection disk 6, so that the connection disk 6 rotates to the right side of the probe 2 with the connection shell 7, the protective cover 10 and the buffer pad 10, and then the controller 23 controls the first electromagnet 8 and the second electromagnet 23 to turn off.
  • the protective cover 10 is covered with the cushion pad 11 on the outside of the probe 2, thereby realizing the protection of the probe 2 , when the probe 2 needs to be used, operate according to the reverse steps above, so that the protective cover 10 is on the side of the probe 2, so as to ensure that the protective cover 10 will not interfere with the probe 2, and when the main body of the fluorescence sensor 1 is in normal use, the first The three springs 20 are engaged together with the hemispherical shell 14 with the clip 21 through the limit shaft 19 to realize the fixing of the hemispherical shell 14, so that the hemispherical shell 14 realizes the limit fixation of the fluorescent sensor main body 1 through the connecting cylinder 12, ensuring In normal use of the fluorescent sensor main body 1, when the fluorescent sensor main body 1 is bumped, the fluorescent sensor main body 1 rotates along the surface of the sphere 15 with the hemispherical shell 14 through the connecting cylinder 12, ensuring In normal use of the fluorescent sensor main body 1, when the fluorescent sensor main body 1 is bumped, the fluorescent sensor main body 1 rotate

Abstract

一种轨道供电系统用荧光传感器，包括荧光传感器主体（1），荧光传感器主体（1）的右端固定连接有探头（2），荧光传感器主体（1）的右端固定连接有对探头（2）起到防护作用的防护机构，荧光传感器主体（1）的底端固定连接有在荧光传感器主体（1）受到碰撞时起到缓冲保护作用的连接机构，当荧光传感器主体（1）受到碰撞时，荧光传感器主体（1）会带着第二弹簧（13）偏移，减少碰撞瞬间对荧光传感器主体（1）造成的撞击力，从而实现对荧光传感器主体（1）的保护，需要对探头（2）进行保护时，使保护罩（10）套在探头（2）的外侧，通过保护罩（10）实现对探头（2）的防护，同时通过缓冲垫（11）可以减少保护罩（10）与探头（2）之间的冲击力，防止保护罩（10）对探头（2）造成损坏。

Description

一种轨道供电系统用荧光传感器 技术领域
本发明涉及轨道供电系统配件技术领域，具体为一种轨道供电系统用荧光传感器。
 背景技术
荧光传感器，当前主要目的是测温，它是一台需要普通目视系统十分之一的支出，获得性能更先进的紫外光线检测装置，新型紫外光线传感器可以检测发射紫外光线的物质，如油脂、胶水、标签、木材、衣物、橡胶、油画、荧光墨水、荧光粉笔，等等。
目前市场上存在的大部分荧光传感器大多数结构简单，目前荧光传感器都是直接通过螺纹管与设备连接在一起，当意外触碰撞到荧光传感器时，由于瞬间的撞击力容易造成荧光传感器的损坏，同时现有的荧光传感器在不使用时不能实现对探头的保护，容易使探头损坏，因此，针对上述问题提出一种轨道供电系统用荧光传感器。
 技术问题
本发明的目的在于提供一种轨道供电系统用荧光传感器，以解决上述背景技术中提出的问题。
 技术解决方案
为实现上述目的，本发明提供如下技术方案：
一种轨道供电系统用荧光传感器，包括荧光传感器主体，所述荧光传感器主体的右端固定连接有探头，所述荧光传感器主体的右端固定连接有控制器，所述荧光传感器主体的右端固定连接有对探头起到防护作用的防护机构，所述荧光传感器主体的底端固定连接有在荧光传感器主体受到碰撞时起到缓冲保护作用的连接机构。
优选的，所述连接机构包括与荧光传感器主体固定连接的连接筒，所述连接筒的底端固定连接有半球壳，所述半球壳的内侧转动连接有球体，所诉球体的底端固定连接有螺纹筒，所述连接筒的内侧固定连接有在荧光传感器主体受到碰撞时起到缓冲保护作用且呈竖直设置的第二弹簧，且第二弹簧的另一端与球体固定连接，所述连接机构还包括在荧光传感器主体未受到碰撞时使荧光传感器主体处于静止状态的限位组件。
优选的，所述螺纹筒的外侧设置有螺纹，且螺纹筒通过螺纹与外接设备螺旋连接。
优选的，所述半球壳的顶端内侧开设有供第二弹簧在半球壳内侧偏移的通孔。
优选的，所述限位组件包括与球体固定连接的挡板，所述挡板的内侧滑动连接有限位轴，所述限位轴的一端固定连接有与半球壳相卡合的卡头，所述限位轴的外侧设置有对卡头起到支撑限位作用的第三弹簧，且第三弹簧的两端分别与挡板和卡头固定连接。
优选的，所述限位组件还包括防止限位轴与挡板脱落的限位块。
优选的，所述防护机构包括与荧光传感器主体固定连接的马达，所述马达的主轴末端固定连接有连接轴，所述连接轴的一端固定连接有连接盘，所述连接盘的一端固定连接有连接壳，所述连接壳的内侧固定连接有第一弹簧，所述第一弹簧的另一端固定连接有与连接壳滑动连接且可以套在探头外侧的保护罩，以实现对探头的防护，所述保护罩的一端固定连接有第二电磁铁，所述连接壳的内侧与第二电磁铁相对应位置处固定连接有第一电磁铁。
优选的，所述第一电磁铁与第二电磁铁通电后磁性相异。
优选的，所述防护机构还包括与保护罩固定连接且对探头与保护罩之间起到缓冲作用的缓冲垫，且缓冲垫由橡胶垫制成。
优选的，所述防护机构还包括对马达起到保护作用的固定壳。
 有益效果
1、本发明中，通过设置的连接筒、第二弹簧、半球壳、球体和螺纹筒，当荧光传感器主体受到碰撞时，荧光传感器主体会带着第二弹簧偏移，减少碰撞瞬间对荧光传感器主体造成的撞击力，从而实现对荧光传感器主体的保护。
2、本发明中，通过设置的马达、第二电磁铁、连接盘、连接壳、第一电磁铁、第一弹簧、保护罩和缓冲垫，需要对探头进行保护时，在马达以及第一弹簧的作用下使保护罩套在探头的外侧，通过保护罩实现对探头的防护，同时通过缓冲垫可以减少保护罩与探头之间的冲击力，防止保护罩对探头造成损坏。
3、本发明中，通过设置的限位块、挡板、限位轴、第三弹簧和卡头，在荧光传感器主体正常使用时，第三弹簧带着卡头实现对半球壳的限位固定，从而通过半球壳实现对连接筒以及荧光传感器主体的限位固定，保证荧光传感器主体工作时的稳定性。
 附图说明
图1为本发明的整体结构示意图；
图2为本发明弹簧的安装结构示意图；
图3为本发明连接筒的内侧安装结构示意图；
图4为本发明保护罩的安装结构示意图；
图5为本发明图3的A处结构示意图。
图中：1-荧光传感器主体、2-探头、3-马达、4-连接轴、5-固定壳、6-连接盘、7-连接壳、8-第一电磁铁、9-第一弹簧、10-保护罩、11-缓冲垫、12-连接筒、13-第二弹簧、14-半球壳、15-球体、16-螺纹筒、17-限位块、18-挡板、19-限位轴、20-第三弹簧、21-卡头、22-控制器、23-第二电磁铁。
 本发明的实施方式
请参阅图1-5，本发明提供一种技术方案：
一种轨道供电系统用荧光传感器，包括荧光传感器主体1，荧光传感器主体1的右端固定连接有探头2，荧光传感器主体1的右端固定连接有控制器23，荧光传感器主体1的右端固定连接有对探头2起到防护作用的防护机构，荧光传感器主体1的底端固定连接有在荧光传感器主体1受到碰撞时起到缓冲保护作用的连接机构。
进一步的，连接机构包括与荧光传感器主体1固定连接的连接筒12，连接筒12的底端固定连接有半球壳14，半球壳14的内侧转动连接有球体15，所诉球体15的底端固定连接有螺纹筒16，连接筒12的内侧固定连接有在荧光传感器主体1受到碰撞时起到缓冲保护作用且呈竖直设置的第二弹簧13，且第二弹簧13的另一端与球体15固定连接，连接机构还包括在荧光传感器主体1未受到碰撞时使荧光传感器主体1处于静止状态的限位组件，保证荧光传感器主体1的正常使用；
进一步的，螺纹筒16的外侧设置有螺纹，且螺纹筒16通过螺纹与外接设备螺旋连接，便于使本发明与外接设备固定连接在一起；
进一步的，半球壳14的顶端内侧开设有供第二弹簧13在半球壳14内侧偏移的通孔，保证第二弹簧13与半球壳14内侧的正常晃动；
进一步的，限位组件包括与球体15固定连接的挡板18，挡板18的内侧滑动连接有限位轴19，限位轴19的一端固定连接有与半球壳14相卡合的卡头21，限位轴19的外侧设置有对卡头21起到支撑限位作用的第三弹簧20，且第三弹簧20的两端分别与挡板18和卡头21固定连接，保证卡头21固定时的稳定性；
进一步的，限位组件还包括防止限位轴19与挡板18脱落的限位块17。
进一步的，防护机构包括与荧光传感器主体1固定连接的马达3，马达3的主轴末端固定连接有连接轴4，连接轴4的一端固定连接有连接盘6，连接盘6的一端固定连接有连接壳7，连接壳7的内侧固定连接有第一弹簧9，第一弹簧9的另一端固定连接有与连接壳7滑动连接且可以套在探头2外侧的保护罩10，以实现对探头2的防护，保护罩10的一端固定连接有第二电磁铁23，连接壳7的内侧与第二电磁铁23相对应位置处固定连接有第一电磁铁8；
进一步的，第一电磁铁8与第二电磁铁23通电后磁性相异，便于第一磁铁8与第二磁铁23磁吸在一起；
进一步的，防护机构还包括与保护罩10固定连接且对探头2与保护罩10之间起到缓冲作用的缓冲垫11，且缓冲垫11由橡胶垫制成；
进一步的，防护机构还包括对马达3起到保护作用的固定壳5。
工作流程：本发明在使用之前先通过外接电源供电，首先通过螺纹筒16把荧光传感器主体1与外接设备固定连接在一起，探头2需要进行防护时，通过控制器23控制马达 3通过连接轴4带着连接盘6转动，使连接盘6带着连接壳7、保护罩10以及缓冲垫10转动到探头2的正右侧，然后控制器23控制第一电磁铁8以及第二电磁铁23断电，使第一电磁铁8以及第二电磁铁23失去磁性，然后在第一弹簧9的 弹力作用下使保护罩10带着缓冲垫11套造探头2的外侧，从而实现对探头2的保护，当需要使用探头2时，按以上相反步骤操作，使保护罩10处于探头2的一侧，保证保护罩10不会对探头2起到干涉的作用，且荧光传感器主体1正常使用时，第三弹簧20通过限位轴19带着卡头21与半球壳14卡合在一起，实现对半球壳14的固定，使半球壳14通过连接筒12实现对荧光传感器主体1的限位固定，保证荧光传感器主体1的正常使用，当荧光传感器主体1受到碰撞时，荧光传感器主体1通过连接筒12带着半球壳14沿着球体15的表面转动，使半球壳14与卡头21分开，连接筒12通过半球壳14沿着球体15表面转动时，第二弹簧13会对连接筒12的偏移起到缓冲保护的作用，减少荧光传感器主体1受到的瞬间撞击力。
本文中应用了具体个例对本发明的原理及实施方式进行了阐述，以上实例的说明只是用于帮助理解本发明的方法及其核心思想。以上所述仅是本发明的优选实施方式，应当指出，由于文字表达的有限性，而客观上存在无限的具体结构，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进、润饰或变化，也可以将上述技术特征以适当的方式进行组合；这些改进润饰、变化或组合，或未经改进将发明的构思和技术方案直接应用于其它场合的，均应视为本发明的保护范围。

Claims (10)

  1. 一种轨道供电系统用荧光传感器，包括荧光传感器主体（1），其特征在于：所述荧光传感器主体（1）的右端固定连接有探头（2），所述荧光传感器主体（1）的右端固定连接有控制器（23），所述荧光传感器主体（1）的右端固定连接有对探头（2）起到防护作用的防护机构，所述荧光传感器主体（1）的底端固定连接有在荧光传感器主体（1）受到碰撞时起到缓冲保护作用的连接机构。
  2. 根据权利要求1所述的一种轨道供电系统用荧光传感器，其特征在于：所述连接机构包括与荧光传感器主体（1）固定连接的连接筒（12），所述连接筒（12）的底端固定连接有半球壳（14），所述半球壳（14）的内侧转动连接有球体（15），所诉球体（15）的底端固定连接有螺纹筒（16），所述连接筒（12）的内侧固定连接有在荧光传感器主体（1）受到碰撞时起到缓冲保护作用且呈竖直设置的第二弹簧（13），且第二弹簧（13）的另一端与球体（15）固定连接，所述连接机构还包括在荧光传感器主体（1）未受到碰撞时使荧光传感器主体（1）处于静止状态的限位组件。
  3. 根据权利要求2所述的一种轨道供电系统用荧光传感器，其特征在于：所述螺纹筒（16）的外侧设置有螺纹，且螺纹筒（16）通过螺纹与外接设备螺旋连接。
  4. 根据权利要求2所述的一种轨道供电系统用荧光传感器，其特征在于：所述半球壳（14）的顶端内侧开设有供第二弹簧（13）在半球壳（14）内侧偏移的通孔。
  5. 根据权利要求2所述的一种轨道供电系统用荧光传感器，其特征在于：所述限位组件包括与球体（15）固定连接的挡板（18），所述挡板（18）的内侧滑动连接有限位轴（19），所述限位轴（19）的一端固定连接有与半球壳（14）相卡合的卡头（21），所述限位轴（19）的外侧设置有对卡头（21）起到支撑限位作用的第三弹簧（20），且第三弹簧（20）的两端分别与挡板（18）和卡头（21）固定连接。
  6. 根据权利要求5所述的一种轨道供电系统用荧光传感器，其特征在于：所述限位组件还包括防止限位轴（19）与挡板（18）脱落的限位块（17）。
  7. 根据权利要求1所述的一种轨道供电系统用荧光传感器，其特征在于：所述防护机构包括与荧光传感器主体（1）固定连接的马达（3），所述马达（3）的主轴末端固定连接有连接轴（4），所述连接轴（4）的一端固定连接有连接盘（6），所述连接盘（6）的一端固定连接有连接壳（7），所述连接壳（7）的内侧固定连接有第一弹簧（9），所述第一弹簧（9）的另一端固定连接有与连接壳（7）滑动连接且可以套在探头（2）外侧的保护罩（10），以实现对探头（2）的防护，所述保护罩（10）的一端固定连接有第二电磁铁（23），所述连接壳（7）的内侧与第二电磁铁（23）相对应位置处固定连接有第一电磁铁（8）。
  8. 根据权利要求7所述的一种轨道供电系统用荧光传感器，其特征在于：所述第一电磁铁（8）与第二电磁铁（23）通电后磁性相异。
  9. 根据权利要求7所述的一种轨道供电系统用荧光传感器，其特征在于：所述防护机构还包括与保护罩（10）固定连接且对探头（2）与保护罩（10）之间起到缓冲作用的缓冲垫（11），且缓冲垫（11）由橡胶垫制成。
  10. 根据权利要求7所述的一种轨道供电系统用荧光传感器，其特征在于：所述防护机构还包括对马达（3）起到保护作用的固定壳（5）。
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