CN110809139A - Wireless display unit and switch machine gap monitoring system - Google Patents
Wireless display unit and switch machine gap monitoring system Download PDFInfo
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- CN110809139A CN110809139A CN201911186131.2A CN201911186131A CN110809139A CN 110809139 A CN110809139 A CN 110809139A CN 201911186131 A CN201911186131 A CN 201911186131A CN 110809139 A CN110809139 A CN 110809139A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 52
- 238000004891 communication Methods 0.000 claims abstract description 74
- 230000003993 interaction Effects 0.000 claims description 6
- 241000283707 Capra Species 0.000 claims description 5
- 238000012423 maintenance Methods 0.000 abstract description 26
- 238000009434 installation Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 239000008358 core component Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004836 Glue Stick Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
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- 239000007769 metal material Substances 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning, or like safety means along the route or between vehicles or vehicle trains
- B61L23/04—Control, warning, or like safety means along the route or between vehicles or vehicle trains for monitoring the mechanical state of the route
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/72409—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories
- H04M1/72412—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality by interfacing with external accessories using two-way short-range wireless interfaces
Abstract
The invention discloses a wireless display unit and a switch machine gap monitoring system, wherein the wireless display unit comprises a main control module, a wireless communication module and a handheld intelligent mobile terminal; the main control module is connected with the notch image monitoring system through a communication bus serial port, and the handheld intelligent mobile terminal is connected with the main control module through the wireless communication module; the main control module transmits the information which is sent to the display module by the collecting extension through the serial port communication interface to the handheld intelligent mobile terminal by using the wireless communication module. The switch machine gap monitoring system comprises the wireless display unit. According to the invention, the information sent to the display module by the point switch collecting extension through the serial port communication interface is forwarded to the handheld intelligent mobile terminal through the main control module and is displayed on the display screen of the handheld intelligent mobile terminal, so that the problem that field maintenance personnel are difficult to debug the image sensor is solved, and the train running safety can be better ensured.
Description
Technical Field
The invention relates to the field of switch machine gap monitoring, in particular to a wireless display unit and a switch machine gap monitoring system, wherein the wireless display unit is provided with a wireless display module and can be used for directly monitoring a switch machine gap at a wireless mobile terminal.
Background
The switch machine is the key equipment of the railway switch conversion system, the tightness degree of the switch points is related to the running safety of the train, and the tightness degree of the switch points can be reflected to the gap inside the switch machine, so the switch machine has very important significance for monitoring the gap of the switch machine. With the continuous increase of the running speed of the train, the increase of the load and the increase of the departure density, the monitoring of the gap of the switch machine and the maintenance of the switch machine are required to be higher.
The running state of the switch machine needs to be maintained regularly, and the switch machine is mainly maintained one by one manually at a skylight time point at present; during maintenance, a worker needs to unscrew a fixing screw of a switch machine cover, open the cover and then pull back and forth through a turnout to confirm whether the deviation of a positioning reversed notch is normal or not, the traditional method is to judge through visual inspection, for the switch machine provided with a notch image monitoring system, the monitoring system can automatically identify the offset of the notch, if the monitoring system has a display function, the current notch value can be directly displayed on the monitoring system, the maintainer can directly judge whether the notch is normal or not, for a hydraulic type switch machine, the oil pressure value in the pulling process can be displayed, the maximum oil pressure value is displayed after the pulling is finished, and the maintainer can judge whether a transmission system of the switch machine is abnormal or not according to the pressure values; after the maintenance work is finished, the staff closes the switch machine cover and screws the mounting screw.
At present, display functions are in two forms, one is directly integrated on an acquisition extension of a monitoring system, the size of the acquisition extension is increased and the complexity of the structure is increased due to the fact that the space inside a switch machine is limited, different switch machine types have different requirements on installation positions, and the orientation of a display interface is limited by the installation positions, so that maintenance personnel are inconvenient to operate and check; the other type is that an independent display module is adopted, and the common industrial communication bus such as a serial port is used for communicating with the collection extension, the independent display module is small in size, convenient to install in the internal space of the switch machine, high in flexibility and convenient for maintenance personnel to operate and check; for the existing monitoring system without the display function, the display function can be realized by additionally installing the independent display module, and a serial port communication bus is the most common communication mode of the industrial control system and is also easily expanded in the existing monitoring system.
Because the display module is installed inside the point switch, maintainers must open the cover to check, the skylight time is limited, each point switch needs to open the cover and then close the cover, much time is occupied, the working efficiency is low, for some large railway stations, the number of the point switches is huge, and several weeks may be needed for maintaining the point switches for one time.
In addition, in the installation and maintenance process of the notch image monitoring system, field maintenance personnel are required to debug the image sensor, for example, the installation position and the installation angle are adjusted, the field maintenance personnel cannot check the current image under the current condition, maintenance personnel at the background of the notch image monitoring system are required to cooperate with each other to confirm each adjustment, the adjustment back and forth is often required to confirm, and the working efficiency is very low.
Disclosure of Invention
The invention aims to provide a switch machine gap monitoring system with a wireless display unit, aiming at the defects that in the installation and maintenance process of a gap image monitoring system, field maintenance personnel are required to debug an image sensor, such as the adjustment of an installation position and an installation angle, the field maintenance personnel cannot check the current image under the current condition, the maintenance personnel at the background of the gap image monitoring system are required to cooperate with each other to confirm each adjustment, the adjustment back and forth is often required to confirm each adjustment, and the working efficiency is low.
The technical scheme adopted by the invention for realizing the technical purpose is as follows: a wireless display unit comprises a main control module, a handheld intelligent mobile terminal and a wireless communication module, wherein the main control module is communicated with a video signal source; the main control module is communicated with the handheld intelligent mobile terminal through the wireless communication module, the video signal to be displayed by the video signal source is forwarded to the handheld intelligent mobile terminal, and the handheld intelligent mobile terminal displays the video signal in a display of the handheld intelligent mobile terminal.
The invention provides a method for transmitting the video signal of a display signal source in an inconvenient place to a handheld intelligent mobile terminal for display in a wireless communication mode.
Further, in the wireless display unit described above: the handheld intelligent mobile terminal is further provided with an interaction module for operating the video signal source, and the interaction module operates the video signal source through the main control module.
Further, in the wireless display unit described above: the wireless communication module is a Bluetooth wireless communication module or a WIFI communication module which are respectively arranged at one end of the main control module and the handheld intelligent mobile terminal.
Further, in the wireless display unit described above: the handheld intelligent mobile terminal is an intelligent mobile phone provided with a corresponding APP.
Further, in the wireless display unit described above: the wireless communication module is connected with the main control module through a serial port or an SPI bus interface.
The invention also provides a switch machine gap monitoring system, which comprises a switch machine provided with the gap image monitoring system and a wireless display module, wherein the wireless display module comprises a main control module, a wireless communication module and a handheld intelligent mobile terminal; the main control module is connected with a serial port communication interface on an acquisition extension of the notch image monitoring system through a communication bus serial port, and the handheld intelligent mobile terminal is connected with the main control module through a wireless communication module; the main control module transmits information sent by the collection extension to the display module through the serial port communication interface to the handheld intelligent mobile terminal through the wireless communication module, and the information is displayed on a display screen on the handheld intelligent mobile terminal.
According to the invention, the information sent to the display module by the point switch collecting extension through the serial port communication interface is forwarded to the handheld intelligent mobile terminal through the main control module and is displayed on the display screen of the handheld intelligent mobile terminal, so that the problem that field maintenance personnel are difficult to debug the image sensor is solved, the maintenance working efficiency is greatly improved, the maintenance period is shortened, and the train running safety can be better ensured.
Further, in the switch machine gap monitoring system described above: the wireless communication module is a Bluetooth wireless communication module or a WIFI communication module which are respectively arranged at one end of the adapter and the handheld intelligent mobile terminal.
Further, in the switch machine gap monitoring system described above: the wireless communication module is connected with the main control module through a serial port or an SPI bus interface.
Further, in the switch machine gap monitoring system described above: the handheld intelligent mobile terminal is an intelligent mobile phone provided with a corresponding APP.
The invention is further described with reference to the following figures and detailed description.
Drawings
Fig. 1 is a block diagram of a wireless display module of a switch gap monitoring system according to embodiment 1 of the present invention.
Fig. 2 is a block diagram of a wireless display module of a switch gap monitoring system according to embodiment 2 of the present invention.
Fig. 3 is a diagram of a switch machine and a handheld intelligent mobile terminal wireless communication architecture of a switch machine gap monitoring system according to embodiment 3 of the present invention.
Fig. 4 is a conceptual diagram of a wireless display module in an embodiment 1 of the present invention, i.e., a built-in antenna system.
Fig. 5 is a conceptual diagram of a wireless display module in an external antenna manner according to embodiment 1 of the present invention.
Detailed Description
As shown in fig. 1, the switch machine gap monitoring system of the embodiment includes a switch machine equipped with a gap image monitoring system, and further includes a wireless display module, where the wireless display module includes a main control module, a wireless communication module, and a handheld intelligent mobile terminal; the main control module is connected with a serial port communication interface on an acquisition extension of the notch image monitoring system through a communication bus serial port, and the handheld intelligent mobile terminal is connected with the main control module through a wireless communication module; the main control module transmits the information which is sent to the display module by the collecting extension through the serial port communication interface to the handheld intelligent mobile terminal through the wireless communication module, and the information is displayed on a display screen on the handheld intelligent mobile terminal. In practice, the handheld intelligent mobile terminal can adopt a smart phone, the smart phone has a strong image processing function at present, and the notch image of the switch machine can be processed by matching with the APP on the smart phone, so that the notch image can better meet the field requirement.
In the switch machine gap monitoring system of this embodiment, the core component of the wireless display module used in the switch machine gap monitoring system is composed of a wireless communication module and a main control module, or a main control chip supporting wireless communication is directly used, as shown in fig. 2, and the periphery of the wireless display module is provided with a human-computer interface such as a key, a display screen or a nixie tube; the main control module is connected with an existing notch image monitoring system through a communication bus serial port commonly used for industrial control, and the handheld intelligent terminal (mobile phone) is connected with the display module through a WIFI or Bluetooth communication mode.
The core component of the notch image monitoring system is an acquisition extension, a serial communication interface is arranged on the acquisition extension, the acquisition extension is connected with an original display module through the serial interface, a communication protocol is arranged between the acquisition extension and the original display module to transmit commands and data, the display of notch values and other monitoring data can be realized, in the embodiment, a wireless display module is added in the notch image monitoring system, the wireless communication function is added on the original display module function, two modes can be adopted at present, one mode is that a wireless communication module is added on the original display module, the wireless communication module is connected and communicated with a main control chip of the display module through the serial interface or an SPI bus interface, as shown in figure 1, and the other mode is that the display module directly adopts a main control module with a built-in wireless communication function, as shown in figure 2.
Firstly, handheld intelligent terminal APP passes through bluetooth or WIFI to scan display module, the input password is established physical channel with display module and is connected, after successfully connecting, APP just can send order or data to the display module in the host system through communication protocol, display module sends order or data to the collection extension through the serial ports again, after the collection extension carries out the response, return the result to display module after gathering the extension execution, display module rethread wireless is to the terminal APP on the execution result is forwarded, at this in-process, wireless display module has realized the function that transparent forwardding, just so can acquire the monitoring data of gathering the extension on the terminal APP and show, as shown in fig. 3.
In the embodiment, in the wireless display unit, the main control module and the wireless communication module on one side of the switch machine are generally and separately arranged in a case and installed together with the switch machine, the case is generally installed by adopting a plastic shell, the antenna of the wireless communication module can be a built-in PCB antenna or a ceramic antenna 1 as shown in fig. 4, although the switch machine shell is made of a metal material, after the cover is covered, the cover is not completely sealed with the shell body, a gap is formed, and the outlets of the action rod and the indication rod of the switch machine are not completely sealed, so that a wireless signal can still communicate with the outside; in fact, the antenna of the wireless communication module may also be an external antenna, such as a glue stick antenna or a copper tube antenna 1 that can be easily bent as shown in fig. 5, in one case, a key 3 and a display screen 2 are further disposed on the housing, and the key 3 and the display screen 2 are used to operate the main control module, actually, the main control module may also be an intelligent terminal, and its task is to forward the video signal that needs to be displayed by the image display module of the switch machine to the mobile phone (mobile intelligent terminal) through the wireless communication module, and on the mobile phone, after receiving the video signals, the APP (having a display driving module and an interaction module in the APP) displays the video signal on the display screen of the mobile phone (or a dedicated handheld mobile terminal), and using the interaction module, the user may operate the switch machine on the mobile phone. And an interface cable 4 is also arranged on the side surface of the shell.
At present, a scheme of integrating a wireless communication module in an acquisition extension or externally connecting an independent wireless communication module is adopted to realize the interconnection with a handheld intelligent terminal; the former adopts a metal shell, and the wireless communication antenna needs to be externally connected from the shell, so that the wireless communication antenna is inconvenient to install; in the latter, because the wireless communication module is not integrated with the display module, when the display function needs to be added, a display module is also externally connected, so that the complexity of the system is increased; if only external wireless communication module does not show the function, also have inconvenient part in some maintenance work, if when carrying out some additional routine maintenance work and must uncap to the rutting machine, maintainer can directly operate and look over monitoring data on the display module at this moment, and need not be equipped with handheld intelligent terminal, when uncapping and maintaining, the staff often has the greasy dirt on hand moreover, also is inconvenient to operate on handheld terminal.
Claims (9)
1. A wireless display unit, characterized by: the system comprises a main control module, a handheld intelligent mobile terminal and a wireless communication module, wherein the main control module is communicated with a video signal source; the main control module is communicated with the handheld intelligent mobile terminal through the wireless communication module, the video signal to be displayed by the video signal source is forwarded to the handheld intelligent mobile terminal, and the handheld intelligent mobile terminal displays the video signal in a display of the handheld intelligent mobile terminal.
2. The wireless display unit of claim 1, wherein: the handheld intelligent mobile terminal is further provided with an interaction module for operating the video signal source, and the interaction module operates the video signal source through the main control module.
3. The wireless display unit of claim 1, wherein: the wireless communication module is a Bluetooth wireless communication module or a WIFI communication module which are respectively arranged at one end of the main control module and the handheld intelligent mobile terminal.
4. The wireless display unit of claim 2, wherein: the handheld intelligent mobile terminal is an intelligent mobile phone provided with a corresponding APP.
5. The wireless display unit of any one of claims 1 to 4, wherein: the wireless communication module is connected with the main control module through a serial port or an SPI bus interface.
6. The utility model provides a goat breach monitoring system, is including installing the goat of breach image monitoring system which characterized in that: the wireless display module comprises a main control module, a wireless communication module and a handheld intelligent mobile terminal;
the main control module is connected with a serial port communication interface on an acquisition extension of the notch image monitoring system through a communication bus serial port, and the handheld intelligent mobile terminal is connected with the main control module through a wireless communication module; the main control module transmits information sent by the collection extension to the display module through the serial port communication interface to the handheld intelligent mobile terminal through the wireless communication module, and the information is displayed on a display screen on the handheld intelligent mobile terminal.
7. The switch machine gap monitoring system of claim 6, wherein: the wireless communication module is a Bluetooth wireless communication module or a WIFI communication module which are respectively arranged at one end of the adapter and the handheld intelligent mobile terminal.
8. The switch machine gap monitoring system of claim 6, wherein: the wireless communication module is connected with the main control module through a serial port or an SPI bus interface.
9. The switch machine gap monitoring system of claim 6, wherein: the handheld intelligent mobile terminal is an intelligent mobile phone provided with a corresponding APP.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911186131.2A CN110809139A (en) | 2019-11-28 | 2019-11-28 | Wireless display unit and switch machine gap monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911186131.2A CN110809139A (en) | 2019-11-28 | 2019-11-28 | Wireless display unit and switch machine gap monitoring system |
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| CN110809139A true CN110809139A (en) | 2020-02-18 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204085438U (en) * | 2014-09-11 | 2015-01-07 | 赵建明 | Point machine indication rod gap width monitoring system and wireless handheld terminal thereof |
| CN108449581A (en) * | 2018-04-12 | 2018-08-24 | 大连理工大学 | A kind of notch of switch machine video monitor |
| CN108917599A (en) * | 2018-07-03 | 2018-11-30 | 深圳市迈进科技有限公司 | A kind of notch of switch machine image monitoring device |
| CN210491072U (en) * | 2019-11-28 | 2020-05-08 | 深圳市迈进科技有限公司 | Wireless display unit and switch machine gap monitoring system |
-
2019
- 2019-11-28 CN CN201911186131.2A patent/CN110809139A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204085438U (en) * | 2014-09-11 | 2015-01-07 | 赵建明 | Point machine indication rod gap width monitoring system and wireless handheld terminal thereof |
| CN108449581A (en) * | 2018-04-12 | 2018-08-24 | 大连理工大学 | A kind of notch of switch machine video monitor |
| CN108917599A (en) * | 2018-07-03 | 2018-11-30 | 深圳市迈进科技有限公司 | A kind of notch of switch machine image monitoring device |
| CN210491072U (en) * | 2019-11-28 | 2020-05-08 | 深圳市迈进科技有限公司 | Wireless display unit and switch machine gap monitoring system |
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