CN112763240A - Auxiliary detection system and method for vehicle servicing safety - Google Patents
Auxiliary detection system and method for vehicle servicing safety Download PDFInfo
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- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
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- G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
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- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
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Abstract
The invention discloses a vehicle servicing safety auxiliary detection system and a method, which comprises a velocimeter, a first camera, a sound box, a second camera and a safety auxiliary detection system, wherein the velocimeter, the first camera and the sound box are correspondingly grouped, and each group is arranged at the front end, the middle part and the rear end of a servicing shed or an application station; the first camera is arranged on the top layer operation platform and used for collecting the lifting state and the lowering state of the pantograph; the sound box is arranged on the second-layer operation platform and used for receiving the alarm information of the safety auxiliary detection system and broadcasting the alarm information; the velocimeter is arranged on a top layer operation platform and is used for monitoring the state of the mobile rolling stock entering and leaving the warehouse in real time; the second camera is arranged at two ends of a preparation shed or a trench of a utilization station and is used for collecting and counting the total number of people in a trench operation area; and the safety auxiliary detection system receives the information acquired by each detection part for subsequent processing. The system of the invention reasonably arranges all detection components in the servicing shed, accurately detects the moving state of the rolling stock and improves the safety.
Description
Technical Field
The invention relates to the technical field of rail transit of locomotives, passenger cars, dynamic sets, motor train units, subways, intercity and the like, in particular to a system and a method for auxiliary detection of vehicle servicing safety.
Background
In the field of rail transit, railway locomotive service sections, vehicle sections, motor train sections, subway vehicle sections and other places, in order to ensure the personal safety of operators in the locomotive servicing work, ensure the equipment safety and prevent the equipment personal accidents from happening, managers propose that when the locomotive vehicles enter or exit a servicing shed or a service station, the operators are prohibited to pass through lines or pass through trenches so as to ensure the personal safety. At present, before the locomotive goes out of a warehouse, the trench is cleared through voice broadcasting, meanwhile, a safety protection belt is pulled at a warehouse door to prevent personnel from robbing the line, and the prior art can not effectively prevent the personnel from robbing the line or passing through the trench in time in the locomotive moving process.
Disclosure of Invention
The system is associated with a safety interlocking monitoring system by reasonable equipment part layout, video technology, identification technology and algorithm technology and by utilizing internet technology, the system realizes the identification and alarm of whether a vehicle bottom is provided with a person when a locomotive vehicle moves, thereby effectively controlling the personal safety of field operators and improving the field safety management capability.
The invention is realized by the following technical scheme:
on one hand, the invention provides a safety auxiliary detection system for vehicle servicing, which comprises a velometer, a first camera, a sound box, a second camera and a safety auxiliary detection system, wherein the velometer, the first camera, the sound box and the second camera are all connected with the safety auxiliary detection system; the speed measuring instrument, the first camera and the sound box are correspondingly grouped, each group comprises a speed measuring instrument, a first camera and a sound box, and each group is arranged at the front end, the middle part and the rear end of a preparation shed or an application place;
the first camera is arranged on a top layer operation platform of a preparation shed or an application station and used for acquiring the lifting and lowering states of the pantograph in real time and transmitting lifting and lowering information to the safety auxiliary detection system;
the sound box is arranged on a preparation shed or a two-layer operation platform of an application station and used for receiving and broadcasting alarm information of the safety auxiliary detection system;
the speedometer is arranged on a top layer operation platform of a preparation shed or an application station and is used for monitoring the state of the moving rolling stock in and out of the garage in real time and transmitting the moving state information of the rolling stock to the safety auxiliary detection system;
the second camera is installed at two ends of a preparation shed or a trench of an application station and used for collecting and counting the number of people in a trench operation area in real time and feeding back the information of the number of people in the trench operation to the safety auxiliary detection system.
The system of the invention forms double detection through the design and reasonable layout of all equipment parts in the servicing shed or the application station and the microwave radar velocimeter and the camera, and can accurately detect the moving state of the rolling stock; the number of the trench personnel can be accurately counted by the second camera for counting the number of the personnel by utilizing a personnel number identification algorithm in the prior art; the system judges the information of the speedometer, the first camera, the second camera and the like, and can accurately give an alarm in real time when a person enters a trench in the moving process of the rolling stock.
The system realizes intelligent detection and automatic control through the safety interlocking monitoring system, can realize integrated control and automatic operation after being communicated with other systems, and provides basic support for intelligent operation and maintenance; the invention has wide application range, can be applied to the rail traffic fields of railway locomotive service sections, motor train sections, vehicle sections, subway vehicle sections and the like, or other fields needing to control the access of personnel, can ensure the safety of the personnel and can improve the production efficiency.
As a further preferable scheme, the usage of each set of the velocimeter, the first camera and the sound box corresponds to the position of a pantograph of the mobile rolling stock; according to the position of berthhing in moving locomotive vehicle removes entering the service shed or the application institute like this, select a set of tachymeter, first camera, the audio amplifier that corresponds and use can, and work detects accurate, the effect is good.
As a further preferable scheme, the safety auxiliary detection system is a device for receiving information fed back by the speedometer, the first camera and the second camera and detecting and judging the received information, and if people are detected in the trench in the moving process of the mobile locomotive vehicle, the alarm prompt is carried out through a sound box; effectively preventing personnel from snatching over the line or passing through the trench.
As a further preferable scheme, the velocimeter, the first camera, the sound box and the second camera are all connected with the safety auxiliary detection system through a wireless technology.
As a further preferred scheme, the system further comprises a Lora node module, wherein the velocimeter, the first camera, the sound box and the second camera are all connected with the safety auxiliary detection system through the Lora node module; the LoRa node module has the transmission advantages of low power consumption, ad hoc network and coexistence with the existing network.
As a further preferable scheme, the velocimeter adopts a microwave radar velocimeter.
On the other hand, the invention also provides a vehicle servicing safety auxiliary detection method, which is applied to the vehicle servicing safety auxiliary detection system, and the velocimeter, the first camera and the sound box are arranged at the front end of a servicing shed or an application station; the method comprises the following steps:
s1: the locomotive to be detected enters a warehouse and enters a preparation shed or an application place;
s2: when the rolling stock is moved to the range of a first camera in a warehouse, the first camera detects the lifting state of a pantograph of the rolling stock by using an image recognition technology, and when the pantograph of the rolling stock is detected to be in the lifting state, the lifting information of the pantograph is transmitted to a safety auxiliary detection system; meanwhile, the speed meter detects that the rolling stock moves and transmits the moving information of the rolling stock to the safety auxiliary detection system;
s3: the safety auxiliary detection system carries out comprehensive logic judgment on information transmitted by the first camera and the velometer, and after receiving two pieces of information, namely pantograph lifting information and locomotive vehicle moving information, the system judges that the locomotive vehicle really moves: if the rolling stock moves, the safety auxiliary detection system issues an instruction and starts a second camera to work;
s4: the second camera counts the number information in the trench by using a number counting algorithm and transmits the number information to the safety auxiliary detection system; when the safety auxiliary detection system receives the people counting information, logic judgment is carried out, when the number of people in the people counting information is larger than zero, a broadcast prompt instruction is started to the sound box, and the sound box carries out in-warehouse broadcast prompt: the rolling stock is moving and the trench operator is asked to leave as soon as possible.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. according to the invention, through the design and reasonable layout of all equipment components in the servicing shed or the application station, double detection is formed through the microwave radar velocimeter and the camera, and the moving state of the rolling stock can be accurately detected; the system judges the information of the speedometer, the first camera, the second camera and the like, and can accurately give an alarm in real time when a person enters a trench in the moving process of the rolling stock.
2. The second camera for counting the number of the personnel can accurately count the number of the illegal cooking personnel by utilizing a personnel number identification algorithm in the prior art, and is more accurate and more convenient compared with the prior art (manual checking).
3. The invention adopts a microwave radar velocimeter and a first camera composite detection means, can automatically and accurately detect the moving state of the rolling stock, and is more accurate and more convenient compared with the prior art (manual on-site identification or manual confirmation through a camera).
4. The invention has wide application range, can be applied to the rail traffic fields of railway locomotive service sections, motor train sections, vehicle sections, subway vehicle sections and the like, or other fields needing to control the access of personnel, can ensure the safety of the personnel and can improve the production efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural view of a vehicle servicing safety auxiliary detection system according to the present invention.
Reference numbers and corresponding part names in the drawings:
1-a velocimeter, 2-a first camera, 3-a sound box and 4-a second camera.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the present invention.
Example 1
As shown in fig. 1, the safety auxiliary detection system for vehicle servicing of the present invention includes a velocimeter 1, a first camera 2, a sound box 3, a second camera 4 and a safety auxiliary detection system, wherein the velocimeter 1, the first camera 2, the sound box 3 and the second camera 4 are all connected to the safety auxiliary detection system; the speed measuring instrument 1, the first camera 2 and the sound box 3 are correspondingly grouped, each group comprises one speed measuring instrument 1, one first camera 2 and one sound box 3, and each group is arranged at the front end, the middle part and the rear end of a preparation shed or an application place;
the first camera 2 is installed on a top layer operation platform of a preparation shed or an application station, and is used for acquiring the lifting and lowering states of the pantograph in real time and transmitting lifting and lowering information to a safety auxiliary detection system;
the sound box 3 is arranged on a preparation shed or a two-layer operation platform of an application station and is used for receiving and broadcasting alarm information of the safety auxiliary detection system;
the velometer 1 is installed on a top layer operation platform of a preparation shed or an application station, and is used for monitoring the state of the moving rolling stock in and out of a garage in real time and transmitting the moving state information of the rolling stock to a safety auxiliary detection system;
the second camera 4 is installed at two ends of a preparation shed or a trench of an application station and used for collecting and counting the number of people in a trench operation area in real time and feeding back the information of the number of people in the trench operation to the safety auxiliary detection system.
In this embodiment, each set of the velocimeter 1, the first camera 2 and the sound box 3 is used corresponding to the pantograph position of the mobile rolling stock; according to the position that the mobile rolling stock moves to enter the servicing shed or stop in the application station, a corresponding group of velocimeters 1, a first camera 2 and a loudspeaker box 3 are selected for use, and the working detection is accurate and the effect is good. For example, the moving rolling stock moves into a preparation shed or stops in an application station, and the set of speed measuring instrument 1, the first camera 2 and the sound box 3 in the middle part can be selected for use according to the detected position of the pantograph in the middle part.
In this embodiment, the safety auxiliary detection system is a device for receiving information fed back by the speedometer 1, the first camera 2 and the second camera 4, detecting and judging the received information, and giving an alarm through the sound box 3 if a person is detected in a trench in the moving process of the mobile locomotive vehicle; effectively preventing personnel from snatching over the line or passing through the trench.
In this embodiment, the velocimeter 1, the first camera 2, the sound box 3, and the second camera 4 are all connected to the security auxiliary detection system through a wireless technology.
In this embodiment, the system further comprises a Lora node module, and the velocimeter 1, the first camera 2, the sound box 3 and the second camera 4 are all connected with the safety auxiliary detection system through the Lora node module; the LoRa node module has the transmission advantages of low power consumption, ad hoc network and coexistence with the existing network.
In this embodiment, the velocimeter 1 is a microwave radar velocimeter.
The working principle is as follows: the system of the invention forms double detection through the design and reasonable layout of all equipment parts in the servicing shed or the application station and the microwave radar velocimeter and the camera, and can accurately detect the moving state of the rolling stock; the number of the trench personnel can be accurately counted by the second camera for counting the number of the personnel by utilizing a personnel number identification algorithm in the prior art; the system judges the information of the speedometer 1, the first camera 2, the second camera 4 and the like, and can accurately give an alarm in real time when a person enters a trench in the moving process of the rolling stock.
The system realizes intelligent detection and automatic control through the safety interlocking monitoring system, can realize integrated control and automatic operation after being communicated with other systems, and provides basic support for intelligent operation and maintenance; the invention has wide application range, can be applied to the rail traffic fields of railway locomotive service sections, motor train sections, vehicle sections, subway vehicle sections and the like, or other fields needing to control the access of personnel, can ensure the safety of the personnel and can improve the production efficiency.
The method comprises the following specific implementation steps: when the first camera 2 detects that the pantograph is in a rising state by using an image recognition technology, the microwave radar velocimeter 1 detects that the locomotive vehicle is detected to move by using a radar technology, the rising state information of the pantograph and the moving information of the locomotive vehicle are respectively transmitted to the safety auxiliary detection system, the safety auxiliary detection system starts the second camera 4 for counting the number of people in the trench after judging that the locomotive vehicle is in a moving state by logical judgment, the second camera 4 transmits the counted number of people to the detection system by using a portrait recognition technology and a people counting algorithm, the system carries out logical judgment, and when the number of people is not zero, the sound box carries out in-warehouse alarm prompt to ask related people in the trench to evacuate the trench in time.
Example 2
As shown in fig. 1, the present embodiment is different from embodiment 1 in that the present embodiment provides a vehicle servicing safety auxiliary detection method, which is applied to the vehicle servicing safety auxiliary detection system described in embodiment 1, and the velocimeter 1, the first camera 2, and the sound box 3 are installed at a front end of a servicing shed or an application place; the method comprises the following steps:
s1: the locomotive to be detected enters a warehouse and enters a preparation shed or an application place;
s2: when the rolling stock is moved to the range of a first camera in a warehouse, the first camera detects the lifting state of a pantograph of the rolling stock by using an image recognition technology, and when the pantograph of the rolling stock is detected to be in the lifting state, the lifting information of the pantograph is transmitted to a safety auxiliary detection system; meanwhile, the speed instrument detects that the rolling stock moves, and the rolling stock movement information is transmitted to the safety auxiliary detection system;
s3: the safety auxiliary detection system carries out comprehensive logic judgment on information transmitted by the first camera and the velometer, and after receiving two pieces of information, namely pantograph lifting information and locomotive vehicle moving information, the system judges that the locomotive vehicle really moves: if the rolling stock moves, the safety auxiliary detection system issues an instruction and starts a second camera to work;
s4: the second camera counts the number information in the trench by using a number counting algorithm and transmits the number information to the safety auxiliary detection system; when the safety auxiliary detection system receives the people counting information, logic judgment is carried out, when the number of people in the people counting information is larger than zero, a broadcast prompt instruction is started to the sound box, and the sound box carries out in-warehouse broadcast prompt: the rolling stock is moving and the trench operator is asked to leave as soon as possible.
By the aid of the auxiliary detection method for the vehicle servicing safety, safety prompt and warning effects are achieved, and personal safety of operating personnel in the moving process of the rolling stock is guaranteed.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. A safety auxiliary detection system for vehicle preparation is characterized by comprising a velocimeter (1), a first camera (2), a sound box (3), a second camera (4) and a safety auxiliary detection system, wherein the velocimeter (1), the first camera (2), the sound box (3) and the second camera (4) are all connected with the safety auxiliary detection system; the system comprises a speed measuring instrument (1), a first camera (2) and sound boxes (3), wherein the speed measuring instrument (1), the first camera (2) and the sound boxes (3) are correspondingly grouped, each group comprises one speed measuring instrument (1), one first camera (2) and one sound box (3), and each group is arranged at the front end, the middle part and the rear end of a preparation shed or an application station;
the first camera (2) is installed on a top layer operation platform of a preparation shed or an application station and used for acquiring the lifting and lowering states of the pantograph in real time and transmitting lifting and lowering information to the safety auxiliary detection system;
the sound box (3) is arranged on a preparation shed or a two-layer operation platform of an application station and used for receiving and broadcasting alarm information of the safety auxiliary detection system;
the speedometer (1) is arranged on a top layer operation platform of a preparation shed or an application station, and is used for monitoring the state of the moving rolling stock in and out of a garage in real time and transmitting the moving state information of the rolling stock to a safety auxiliary detection system;
the second camera (4) is installed at two ends of a preparation shed or a trench of an application station and used for collecting and counting the number of people in a trench operation area in real time and feeding back the information of the number of people in the trench operation to the safety auxiliary detection system.
2. A vehicle servicing safety auxiliary detection system according to claim 1, characterized in that each set of velocimeter (1), first camera (2), sound box (3) is used corresponding to the pantograph position of the mobile rolling stock.
3. The vehicle servicing safety auxiliary detection system according to claim 1, characterized in that the safety auxiliary detection system is a device for receiving the feedback information of the velocimeter (1), the first camera (2) and the second camera (4) and detecting and judging the received information; if the movable rolling stock detects that people exist in the trench in the moving process, the alarm prompt is carried out through the sound box (3).
4. The vehicle servicing safety auxiliary detection system according to claim 1, characterized in that the velocimeter (1), the first camera (2), the sound box (3) and the second camera (4) are all connected with the safety auxiliary detection system by wireless technology.
5. The vehicle servicing safety auxiliary detection system according to claim 4, further comprising a Lora node module, wherein the velocimeter (1), the first camera (2), the sound box (3), and the second camera (4) are all connected with the safety auxiliary detection system through the Lora node module.
6. A vehicle service safety auxiliary detection system according to claim 1, wherein said velocimeter (1) is a microwave radar velocimeter.
7. A vehicle servicing safety auxiliary detection method, characterized in that the method is applied to a vehicle servicing safety auxiliary detection system according to any one of claims 1 to 6, and the velocimeter (1), the first camera (2) and the sound box (3) are installed at the front end of a servicing shed or a service station; the method comprises the following steps:
s1: the locomotive to be detected enters a warehouse and enters a preparation shed or an application place;
s2: when the rolling stock is moved to the range of a first camera in a warehouse, the first camera detects the lifting state of a pantograph of the rolling stock by using an image recognition technology, and when the pantograph of the rolling stock is detected to be in the lifting state, the lifting information of the pantograph is transmitted to a safety auxiliary detection system; meanwhile, the speed meter detects that the rolling stock moves and transmits the moving information of the rolling stock to the safety auxiliary detection system;
s3: the safety auxiliary detection system carries out comprehensive logic judgment on information transmitted by the first camera and the velometer, and after receiving two pieces of information, namely pantograph lifting information and locomotive vehicle moving information, the system judges that the locomotive vehicle really moves: if the rolling stock moves, the safety auxiliary detection system issues an instruction and starts a second camera to work;
s4: the second camera counts the number information in the trench by using a number counting algorithm and transmits the number information to the safety auxiliary detection system; and when the number of people in the people counting information is more than zero, starting a broadcast prompting instruction to the sound box, and carrying out in-warehouse broadcast prompting by the sound box.
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| CN202011538502.1A CN112763240B (en) | 2020-12-23 | 2020-12-23 | Auxiliary detection system and method for vehicle servicing safety |
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| CN202011538502.1A CN112763240B (en) | 2020-12-23 | 2020-12-23 | Auxiliary detection system and method for vehicle servicing safety |
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| CN108528400A (en) * | 2017-09-15 | 2018-09-14 | 北京新联铁集团股份有限公司 | The servicing work method of rolling stock roof |
| CN111798040A (en) * | 2020-06-16 | 2020-10-20 | 天津远程华瑞工业技术有限公司 | Intelligent hybrid maintenance method, device and equipment for motor train unit and storage medium |
| CN213516363U (en) * | 2020-12-23 | 2021-06-22 | 成都运达科技股份有限公司 | Safety auxiliary detection system for vehicle servicing |
-
2020
- 2020-12-23 CN CN202011538502.1A patent/CN112763240B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202351647U (en) * | 2011-11-28 | 2012-07-25 | 北京华兴致远科技发展有限公司 | Motor train unit pantograph and external image monitoring system |
| KR20140029676A (en) * | 2012-08-29 | 2014-03-11 | 황성용 | Intelligent unmanned monitoring system and the method using it |
| CN103472344A (en) * | 2013-10-09 | 2013-12-25 | 株洲高新技术产业开发区壹星科技有限公司 | Railway vehicle servicing work comprehensive intelligent detecting system and detecting method |
| CN108528400A (en) * | 2017-09-15 | 2018-09-14 | 北京新联铁集团股份有限公司 | The servicing work method of rolling stock roof |
| CN111798040A (en) * | 2020-06-16 | 2020-10-20 | 天津远程华瑞工业技术有限公司 | Intelligent hybrid maintenance method, device and equipment for motor train unit and storage medium |
| CN213516363U (en) * | 2020-12-23 | 2021-06-22 | 成都运达科技股份有限公司 | Safety auxiliary detection system for vehicle servicing |
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