CN219122788U - An Online Fault Alarm for Railway Slope Monitoring - Google Patents

Abstract

The utility model discloses an on-line fault alarm for railway slope monitoring, which comprises a mounting frame and a fault alarm unit; the mounting frame: a mounting rod is arranged on the upper end of the outer arc surface of the mounting rod, and a pull rope is provided at the outer end of the mounting rod Displacement sensor, the outer end of the outer arc surface of the installation rod is provided with a visual monitoring camera, the upper end of the outer arc surface of the installation frame is provided with a control box, the lower right corner of the rear wall of the control box is provided with a single chip microcomputer, and the upper left corner of the rear wall of the control box is provided with Wireless data transmitter; fault alarm unit: including a protective box and a movable cover, the protective box is set in the middle of the upper end face of the installation frame, and the online fault alarm for railway slope monitoring can safely manage the railway section The personnel or the driver operator of the train passing through the section of the road recently give an alarm to avoid the failure of the alarm caused by environmental factors, which greatly prolongs the service life of the online fault alarm used for railway slope monitoring.

Description

An Online Fault Alarm for Railway Slope Monitoring

technical field

The utility model relates to the technical field of railway slope monitoring, in particular to an online fault alarm for railway slope monitoring.

Background technique

Railway slope refers to the hillside or cliff next to the railway line. Its dynamic stability is one of the important factors to ensure the safety and operation of the railway. However, due to the influence of geological structure, climate, human factors, etc. Different degrees of deformation, displacement, landslides and other potential safety hazards, therefore, it is very necessary to carry out real-time monitoring for slopes, and to discover and deal with potential risks in time. At present, the monitoring of railway slopes mainly includes manual inspection and automatic monitoring. , The monitoring equipment used in automatic monitoring mainly includes displacement monitors, GPS monitors, etc. These monitoring equipment will collect relevant data of the slope in real time, and transmit the data to the monitoring system for analysis and processing. When an abnormal situation occurs, the system will Automatic alarm to help relevant personnel take timely measures to ensure railway safety. The online fault alarm for railway slope monitoring is an intelligent device that can monitor slope information in real time, such as displacement, strain and other data. And compare it with historical data to analyze the change trend of the slope. When abnormal conditions occur, such as slope displacement exceeding the warning value, abnormal geological stress, etc., the alarm will send out an alarm signal to remind relevant personnel to deal with it in time , in order to ensure the safety and stability of railway operation. At present, the technology of online fault alarm for railway slope monitoring still faces some challenges and problems. The alarm is easily affected by the environment and becomes ineffective. When used in a long-term outdoor environment , its internal electrical components are extremely vulnerable to corrosion and aging, resulting in a short service life. Therefore, we propose an online fault alarm for railway slope monitoring.

Utility model content

The technical problem to be solved by the utility model is to overcome the existing defects and provide an online fault alarm for railway slope monitoring, which can automatically send early warnings by grades and personnel, and strive for more sufficient protection for railway slope deformation prevention. time, reducing the possibility of disasters, railway slope managers and technicians can view and manage the health status and historical changes of the project in real time through computers, mobile phones and other methods, and efficiently and conveniently manage and maintain railway slope safety , can give an alarm to the safety management personnel of the railway section or the driver operator of the train passing through the section recently, so that the online fault alarm used for railway slope monitoring can also be kept on standby for a long time in the harsh outdoor environment, avoiding being affected by Environmental factors cause the alarm to lose its function, which greatly prolongs the service life of the online fault alarm used for railway slope monitoring, and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an online fault alarm for railway slope monitoring, including a mounting frame and a fault alarm unit;

Mounting frame: a mounting rod is provided on the upper end of the outer arc surface of the mounting rod, a pull rope displacement sensor is provided at the outer end of the mounting rod, a visual monitoring camera is provided at the outer end of the outer arc surface of the mounting rod, and a A control box, a single-chip microcomputer is arranged at the lower right corner of the back wall of the control box, and a wireless data transmitter is arranged at the upper left corner of the back wall of the control box;

Fault alarm unit: including a protective box and a movable cover, the protective box is arranged in the middle of the upper end surface of the installation frame, and the movable cover in the lateral symmetrical distribution is dynamically connected between the front and rear walls of the protective box through a rotating shaft;

Wherein: the input end of the single-chip microcomputer is electrically connected to an external power supply, the output ends of the pull rope displacement sensor and the visual surveillance camera are all electrically connected to the input end of the single-chip microcomputer, and the input end of the wireless data transmitter is electrically connected to the output end of the single-chip microcomputer, which can judge the overall stability of the slope, quickly make early warnings and forecasts of disasters such as slope collapses and landslides, monitor disasters more accurately and effectively, and provide information references for ensuring geological safety. Send early warnings to gain more time for the prevention of railway slope deformation and reduce the possibility of disasters. Railway slope managers and technicians can view and manage the health status and history of the project in real time through computers, mobile phones and other methods Changes, etc., efficiently and conveniently manage and maintain railway slope safety, and can alarm the safety managers of the railway section or the driver operator of the train that recently passed the section, so that the online fault alarm used for railway slope monitoring can be used in severe conditions. It can also stay on standby for a long time in the outdoor environment, avoiding the failure of the alarm caused by environmental factors, and greatly prolonging the service life of the online fault alarm used for railway slope monitoring.

Further, the fault alarm unit also includes a fixed plate, an L-shaped sliding rod and an audible and visual alarm. The fixed plate is symmetrically arranged on the upper end of the rear wall surface of the protective box in the lateral direction. L-shaped sliding rod, an audible and visual alarm is arranged between the horizontal rods of the two L-shaped sliding rods, and the input end of the audible and visual alarm is electrically connected to the output end of the single-chip microcomputer. The driver manipulated the personnel to call the police.

Further, the fault alarm unit also includes a fixing base and a tension spring, and the fixing bases are arranged longitudinally and symmetrically on the upper ends of the left and right walls of the protective box and the outer ends of the lower surface of the two movable cover plates, and the vertically adjacent fixed There are tension springs between the seats to play the role of automatic reset.

Further, the middle part of the bottom wall of the protective box is provided with a horizontally symmetrically distributed mounting plate, and the upper end between the two mounting plates is connected with a two-way screw rod through bearing rotation, and the left and right ends of the two-way screw rod are screwed with a moving seat. The inner cavity of the moving seat is connected to the connection plate through the first rotation of the pin shaft. The lower surface of the sound and light alarm is provided with a transversely symmetrical connection seat. The cavity is rotatably connected, which plays the role of fast transmission.

Further, a motor is provided in the installation port provided at the lower end of the left surface of the protective box, the right end of the output shaft of the motor is fixedly connected to the left end of the bidirectional screw rod, and the input end of the motor is electrically connected to the output end of the single-chip microcomputer, thereby achieving the purpose of efficient driving .

Further, it also includes a guide rod, the guide rod is arranged at the lower end between the two mounting plates, and the sliding holes provided at the lower end of the moving seat are all slidably connected with the outer arc surface of the guiding rod, so as to guide the moving seat and its subsidiary mechanisms. The effect of movement.

Further, a support rod is provided between the upper end of the outer arc surface of the installation frame and the left side of the outer arc surface of the installation rod, which serves as a strengthening support for the installation rod and its auxiliary mechanisms.

Compared with the prior art, the beneficial effect of the utility model is that the online fault alarm for railway slope monitoring has the following advantages:

1. Relevant staff evenly install the installation frame in the workplace where the railway slope needs to be monitored according to the set interval. After the installation is completed, the rope displacement sensor and the visual monitoring camera will monitor the railway slope in real time, and will The monitoring information data is synchronized to the single-chip microcomputer, integrated by the single-chip microcomputer, and then the monitoring data is sent to the monitoring center in time through the wireless data transmitter, and is processed by the computer data analysis software dedicated to the terminal to make a judgment on the overall stability of the railway slope. Quickly make early warnings and forecasts of disasters such as slope collapses and landslides, monitor disasters more accurately and effectively, and provide information references for ensuring geological safety. And through the wireless data transmitter to release different levels of alarm information, graded and divided into personnel to automatically send early warnings, to gain more time for the prevention of railway slope deformation and reduce the possibility of disasters, railway slope management personnel, technical personnel can Real-time viewing and management of project health status, historical changes, etc. through computers, mobile phones, etc., to efficiently and conveniently manage and maintain railway slope safety. Once the monitored real-time data reaches the preset alarm threshold, an alarm will be automatically generated. information.

2. The single-chip microcomputer regulates the operation of the motor. The rotation of the output shaft of the motor drives the two-way screw to rotate synchronously. The rotation of the two-way screw drives the moving seat to move along the guide rod at the same time at the same time. The alarm and the L-shaped sliding rod move up synchronously along the central sliding hole of the fixed plate. During this process, the upper end of the L-shaped sliding rod will first contact the movable cover, and the movable cover will be supported by the top force and overcome the tension of the tension spring. At the same time, the sound and light alarm is extended at the same time, and finally the sound and light alarm is stretched out of the mounting frame. The driver and the operator give an alarm. When the alarm is released, the single-chip microcomputer regulates the motor to operate in reverse, and each mechanism is reset. At the same time, the movable cover is also reset under the action of the tension spring, so that the protective box is sealed, so that it can be used on the side of the railway. The online fault alarm for slope monitoring can also remain on standby for a long time in harsh outdoor environments, avoiding the failure of the alarm due to environmental factors, and greatly prolonging the service life of the online fault alarm for railway slope monitoring.

Description of drawings

Fig. 1 is a structural representation of the utility model;

Fig. 2 is the structural representation of the fault alarm unit of the present utility model;

Fig. 3 is a schematic diagram of an enlarged structure at A of the utility model.

In the figure: 1 installation frame, 2 installation rod, 3 pull rope displacement sensor, 4 visual monitoring camera, 5 control box, 6 single chip microcomputer, 7 wireless data transmitter, 8 fault alarm unit, 81 protective box, 82 movable cover plate, 83 Fixed plate, 84 L-shaped sliding rod, 85 Sound and light alarm, 86 Fixed seat, 87 Extension spring, 9 Mounting plate, 10 Two-way screw rod, 11 Moving seat, 12 Connecting plate, 13 Connecting seat, 14 Motor, 15 Guide rod , 16 support rods.

Implementation

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Referring to Figures 1-3, this embodiment provides a technical solution: an online fault alarm for railway slope monitoring, including a mounting frame 1 and a fault alarm unit 8;

Mounting frame 1: The mounting frame 1 provides a place to install and support its subsidiary mechanism units. The upper end of the outer arc surface is provided with a mounting rod 2, and the outer end of the mounting rod 2 is provided with a rope displacement sensor 3, which is passed through Measure the change of the stay rope on the side slope to judge the deformation of the side slope, fix one end of the stay rope on the stay rope displacement sensor 3 on the side slope, and then add a lock such as a separator on the stay rope, and move it with the stay rope The internal spring of the sensor 3 cooperates to ensure that the tension of the pull rope remains unchanged, so that it can maintain a certain degree of tension in a fixed state, record the initial position, and use it as a reference point. When the slope deforms, the pull rope fixed on the slope At the end, it will be driven to move in a certain direction by the deformed slope, and at the same time, the pull rope pulls the hub in the pull rope displacement sensor 3 to rotate, and the hub is connected with the incremental encoder. When the threaded hub drives the precision rotation sensor The device rotates and outputs an electrical signal proportional to the moving distance of the pull rope. The measured output signal can obtain the displacement, direction or speed of the moving object, so as to record the displacement data and transmit the data to the computer to create a corresponding According to the analysis results of the monitoring data, the deformation trend of the slope can be effectively predicted, and measures can be taken in time to control it to ensure the safety and stability of the slope. , realize multiple monitoring functions of the railway slope, the outer end of the outer arc surface of the installation rod 2 is provided with a visual monitoring camera 4, the monitoring camera 4 is to monitor the deformation of the slope in real time through the image collection and analysis of the camera, and install the monitoring camera 4 Near the railway slope, ensure that the field of view of the monitoring camera 4 can cover the slope, the camera collects the image of the slope, and transmits it to the monitoring software on the computer for analysis. The monitoring software will process and analyze the image of the slope, Comparing the difference between the current image and the standard image, the degree of deformation and trend of the slope can be obtained by calculating parameters such as the amount of change in the slope image and the change of the angle, so that real-time video monitoring of the railway slope can be carried out. Relevant staff can see the live video images in real time from the monitoring terminal. At the same time, they can also control the on-site camera lens and pan-tilt through the software, and adjust the aperture size, focal length, zoom height and video angle according to needs, so as to meet the needs of users. For the monitoring needs of multi-directional video images on site, a control box 5 is provided on the outer arc surface of the installation frame 1, a single-chip microcomputer 6 is provided at the lower right corner of the rear wall of the control box 5, and a wireless data transmitter is provided at the upper left corner of the rear wall of the control box 5 7. Relevant staff evenly install the installation frame 1 in the workplace where the railway slope needs to be monitored according to the set interval. After the installation is completed, the rope displacement sensor 3 and the visual monitoring camera 4 will monitor the railway slope in real time , and the monitored information data is synchronized to the single-chip microcomputer 6, integrated through the single-chip microcomputer 6, and then the monitoring data is sent to the monitoring center in time through the wireless data transmitter 7, and is processed by the computer data analysis software dedicated to the terminal, and the whole of the railway slope Make judgments on stability, quickly make early warnings and forecasts of disasters such as slope collapses and landslides, monitor disasters more accurately and effectively, and provide information references to ensure geological safety. When the monitored data exceeds the upper limit of the alarm, Automatically release different levels of alarm information based on the early warning data and through the wireless data transmitter 7, and automatically send early warnings by grading and dividing personnel, so as to gain more time for the prevention of railway slope deformation and reduce the possibility of disasters. Managers and technicians can view and manage the health status and historical changes of the project in real time through various methods such as computers and mobile phones, so as to efficiently and conveniently manage and maintain the safety of railway slopes;

Fault alarm unit 8: includes a protective box 81 and a movable cover 82, the protective box 81 is arranged in the middle of the upper end surface of the installation frame 1, and the front and rear walls of the protective box 81 are dynamically connected with a laterally symmetrical movable cover 82 through a rotating shaft , the fault alarm unit 8 also includes a fixed plate 83, an L-shaped sliding rod 84 and an audible and visual alarm 85, the fixed plate 83 is symmetrically arranged on the top of the rear wall surface of the protective box 81 in a lateral direction, and the sliding holes provided in the middle of the fixed plate 83 are all slidably connected There are L-shaped sliding rods 84, and an audible and visual alarm 85 is arranged between the transverse rods of the two L-shaped sliding rods 84. The input end of the audible and visual alarm 85 is electrically connected to the output end of the single-chip microcomputer 6, and the fault alarm unit 8 also includes a fixed Seat 86 and tension spring 87, fixed seat 86 are arranged longitudinally and symmetrically respectively on the left and right wall surface tops of protective box 81 and the outer ends of the lower surface of two movable cover plates 82, all are provided with pulley between the vertically adjacent fixed seats 86. Spring 87, acousto-optic alarm 85 and L-shaped slide bar 84 move up synchronously along the center slide hole of fixed plate 83, and in this process, the upper end of L-shaped slide bar 84 can at first contact with movable cover plate 82, and movable cover plate 82 receives the support force and overcomes the pulling force of extension spring 87 and expands at the same time, finally makes the sound and light alarm 85 stretch out from the installation frame 1, and then regulates the operation of the sound and light alarm 85, and the sound and light alarm 85 produces strong flashes and alarm sounds , the safety management personnel of this railway section or the driver operating personnel of the train passing through this section of the road are alarmed recently. The protective box 81 is sealed, so that the on-line fault alarm used for railway slope monitoring can also remain on standby for a long time in harsh outdoor environments, avoiding the failure of the alarm caused by environmental factors, which greatly extends the use of the railway side slope. The service life of the online fault alarm for slope monitoring;

Wherein: the input end of the single-chip microcomputer 6 is electrically connected to the external power supply, the output end of the drawstring displacement sensor 3 and the visual surveillance camera 4 are all electrically connected to the input end of the single-chip microcomputer 6, and the input end of the wireless data transmitter 7 is electrically connected to the output end of the single-chip microcomputer 6, Regulate the operation of various electrical components.

Wherein: the bottom wall surface middle part of protective box 81 is provided with the mounting plate 9 of transverse symmetrical distribution, and the upper end between two mounting plates 9 is connected with bidirectional screw rod 10 by bearing rotation, and the left and right ends of bidirectional screw rod 10 are all screwed and have movable Seat 11, the inner chamber of movable seat 11 all is connected with connecting plate 12 by pin one rotation, and the lower surface of sound and light alarm 85 is provided with the connecting seat 13 of transverse symmetrical distribution, and the inboard end of connecting plate 12 passes through pin respectively. Two, it is connected with the inner cavity of the adjacent connecting seat 13 in rotation, and the rotation of the two-way screw rod 10 drives the moving seat 11 to move in the same direction at the same time. During the movement of the moving seat 11, the connecting seat 13 and the sound and light alarm 85 will be pushed through the connecting plate 12 Move upwards synchronously with the L-shaped slide bar 84 along the central sliding hole of the fixed plate 83, which plays the role of fast transmission.

Wherein: the installation port that protective box 81 left surface lower ends is provided with motor 14, the output shaft right end of motor 14 is fixedly connected with the left end of bidirectional screw mandrel 10, and the input end of motor 14 is electrically connected the output end of single-chip microcomputer 6, and motor 14 outputs The shaft rotation drives the two-way screw rod 10 to rotate synchronously, which achieves the purpose of high-efficiency driving.

Wherein: also comprise guide rod 15, guide rod 15 is arranged on the lower end between two mounting plates 9, the slide hole that movable seat 11 lower end is provided with is all slidably connected with the outer arc surface of guide rod 15, and movable seat 11 moves along guide rod 15 simultaneously. Moving towards each other with the same amplitude plays the role of guiding movement to the moving seat 11 and its subsidiary mechanisms.

Wherein: a support rod 16 is provided between the upper end of the outer arc surface of the installation frame 1 and the left side of the outer arc surface of the installation rod 2, which plays a role of strengthening support for the installation rod 2 and its subsidiary mechanisms.

The working principle of an on-line fault alarm for railway slope monitoring provided by the utility model is as follows: the relevant staff installs the installation frame 1 evenly according to the set interval in the workplace that needs to be monitored at the railway slope. After the completion, the rope displacement sensor 3 and the visual monitoring camera 4 monitor the railway slope in real time, and synchronize the monitored information data to the single-chip microcomputer 6, which is integrated by the single-chip microcomputer 6, and then the monitoring data is transmitted in time through the wireless data transmitter 7. It is sent to the monitoring center and processed by the terminal-specific computer data analysis software to make judgments on the overall stability of the railway slope, quickly make early warnings and forecasts of disasters such as slope collapse and landslides, and monitor disasters more accurately and effectively occur, and can provide information reference for ensuring geological safety. When the monitored data exceeds the upper limit of the alarm, the single-chip microcomputer 6 automatically releases different levels of alarm information based on the early warning data and through the wireless data transmitter 7, and automatically sends early warnings by grading and dividing personnel. To gain more time for the prevention of railway slope deformation and reduce the possibility of disasters, railway slope managers and technicians can view and manage the health status and historical changes of the project in real time through computers, mobile phones and other methods. Efficient and convenient for railway slope safety management and maintenance. Once the monitored real-time data reaches the preset alarm threshold, an alarm message will be automatically generated. At the same time, the single-chip microcomputer 6 regulates the operation of the motor 14, and the rotation of the output shaft of the motor 14 drives the two-way screw rod 10 to synchronize Rotate, the two-way screw mandrel 10 rotates and drives the moving seat 11 to move in the same direction along the guide bar 15 at the same time. During the moving process of the moving seat 11, the connecting seat 13, the sound and light alarm 85 and the L-shaped sliding rod 84 will be pushed along the connecting plate 12. The central sliding hole of the fixed plate 83 moves upwards synchronously. During this process, the upper end of the L-shaped sliding rod 84 will first contact the movable cover 82, and the movable cover 82 will receive the support force and overcome the tension of the tension spring 87 at the same time. Expand, finally make sound and light alarm 85 stretch out mounting frame 1, then single-chip microcomputer 6 regulates the operation of sound and light alarm 85, and sound and light alarm 85 takes place strong flashing light and alarm sound, to the safety management personnel of this railway section or pass through this section recently The driver operator of the train gives an alarm. After the alarm is released, the single-chip microcomputer 6 regulates the motor 14 to operate in reverse, and each mechanism is reset. live, so that the online fault alarm used for railway slope monitoring can remain on standby for a long time in harsh outdoor environments, avoiding the failure of the alarm caused by environmental factors, and greatly extending the online fault alarm used for railway slope monitoring. Service life of fault alarm.

It is worth noting that the 6 core chips of the single-chip microcomputer disclosed in the above embodiments are PLC single-chip microcomputers, the specific model is S7-200, the rope displacement sensor 3, the visual monitoring camera 4, the wireless data transmitter 7, the motor 14 and the sound The light alarm 85 can be freely configured according to the actual application scene. The drawstring displacement sensor 3 can choose the drawstring displacement sensor model LWH-20, and the visual surveillance camera 4 can choose the visual surveillance camera model DS-2CD2525FWD-IWS, wireless The data transmitter 7 can be a wireless data transmitter model of LoRaWAN, the motor 14 can be a motor of the model 130M-09520C5-E, the sound and light alarm 85 can be a sound and light alarm of the model TGSG-01Y, and the single chip microcomputer 6 control Stay cord displacement sensor 3, visual monitoring camera 4, wireless data transmitter 7, motor 14 and sound and light alarm 85 work adopt the method commonly used in the prior art.

The above descriptions are only examples of the utility model, and are not intended to limit the patent scope of the utility model. Any equivalent structure or equivalent process transformation made by using the utility model specification and accompanying drawings may be directly or indirectly used in other applications. Related technical fields are all included in the patent protection scope of the present utility model in the same way.

Claims (7)

1. An on-line fault alarm for railway slope monitoring, which is characterized in that: comprises a mounting frame (1) and a fault alarm unit (8);

mounting bracket (1): the upper end of the outer cambered surface of the mounting rack (1) is provided with a control box (5), the right lower corner of the rear wall surface of the control box (5) is provided with a singlechip (6), and the left upper corner of the rear wall surface of the control box (5) is provided with a wireless data transmitter (7);

fault alarm unit (8): the device comprises a protection box (81) and a movable cover plate (82), wherein the protection box (81) is arranged in the middle of the upper end face of a mounting frame (1), and movable cover plates (82) which are transversely and symmetrically distributed are movably connected between the front wall surface and the rear wall surface of the protection box (81) through rotating shafts;

wherein: the input end of the singlechip (6) is electrically connected with an external power supply, the output ends of the stay cord displacement sensor (3) and the visual monitoring camera (4) are electrically connected with the input end of the singlechip (6), and the input end of the wireless data transmitter (7) is electrically connected with the output end of the singlechip (6).

2. An on-line fault alarm for railway slope monitoring as in claim 1, wherein: the fault alarm unit (8) further comprises a fixed plate (83), L-shaped sliding rods (84) and an audible-visual alarm (85), the fixed plate (83) is transversely symmetrically arranged at the upper end of the rear wall surface of the protection box (81), the L-shaped sliding rods (84) are slidably connected in sliding holes formed in the middle of the fixed plate (83), the audible-visual alarm (85) is arranged between transverse rod bodies of the two L-shaped sliding rods (84), and the input end of the audible-visual alarm (85) is electrically connected with the output end of the single chip microcomputer (6).

3. An on-line fault alarm for railway slope monitoring as in claim 1, wherein: the fault alarm unit (8) further comprises a fixed seat (86) and tension springs (87), wherein the fixed seats (86) are respectively and longitudinally symmetrically arranged at the upper ends of the left wall surface and the right wall surface of the protection box (81) and the outer ends of the lower surfaces of the two movable cover plates (82), and the tension springs (87) are respectively arranged between the vertically adjacent fixed seats (86).

4. An on-line fault alarm for railway slope monitoring as in claim 2, wherein: the protection box is characterized in that mounting plates (9) which are transversely symmetrically distributed are arranged in the middle of the bottom wall surface of the protection box (81), a bidirectional screw rod (10) is connected between the two mounting plates (9) through bearing rotation, two ends of the bidirectional screw rod (10) are connected with a movable seat (11) through threads, the inner cavities of the movable seat (11) are connected with a connecting plate (12) through pin shafts in a rotating mode, connecting seats (13) which are transversely symmetrically distributed are arranged on the lower surface of an audible-visual annunciator (85), and inner side ends of the connecting plates (12) are respectively connected with the inner cavities of the adjacent connecting seats (13) through pin shafts in a rotating mode.

5. An on-line fault alarm for railway slope monitoring as claimed in claim 4, wherein: the protection box is characterized in that a motor (14) is arranged in a mounting port arranged at the lower end of the left surface of the protection box (81), the right end of an output shaft of the motor (14) is fixedly connected with the left end of the bidirectional screw rod (10), and the input end of the motor (14) is electrically connected with the output end of the single chip microcomputer (6).

6. An on-line fault alarm for railway slope monitoring as claimed in claim 4, wherein: the sliding seat is characterized by further comprising a guide rod (15), wherein the guide rod (15) is arranged at the lower end between the two mounting plates (9), and sliding holes arranged at the lower end of the sliding seat (11) are in sliding connection with the outer cambered surface of the guide rod (15).

7. An on-line fault alarm for railway slope monitoring as in claim 1, wherein: a supporting rod (16) is arranged between the upper end of the outer cambered surface of the mounting frame (1) and the left side of the outer cambered surface of the mounting rod (2).

Images