CN205292689U - Display system , display and device are surveyed in electric -examination of rail transit power supply system tape - Google Patents
Display system , display and device are surveyed in electric -examination of rail transit power supply system tape Download PDFInfo
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- CN205292689U CN205292689U CN201620055781.9U CN201620055781U CN205292689U CN 205292689 U CN205292689 U CN 205292689U CN 201620055781 U CN201620055781 U CN 201620055781U CN 205292689 U CN205292689 U CN 205292689U
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Abstract
The utility model discloses a display system is surveyed in the electric -examination of rail transit power supply system tape, including MCU, display screen drive circuit, display screen, MCU connects display screen drive circuit for it arrives to send corresponding activation bit according to the current running state of power supply system display screen drive circuit, display screen drive circuit connects the display screen is used for the basis activation bit drive display screen display shows the corresponding content, running state one or more in electric state, non -electrification state, malfunction, still include the sound and light warning device, the sound and light warning device includes warning light, audio player, the sound and light warning device is connected MCU, MCU still is used for according to power supply system running state, control at least one work among warning light, the audio player. It is compared prior art and provides better warning signal, lets the current power supply system state of personnel can be more timely understanding on every side, and the electric shock of avoiding probably taking place is dangerous.
Description
Technical field
The utility model relates to field of power detection, in particular to a kind of the urban transportation live detection indicating system, indicating meter and device.
Background technology
Power supply of urban orbit traffic system carries out power transmission by installing contact net (rail); the voltage loop of direct current 750V or 1500V is formed between contact system and locomotive walking rail; in order to protect the personnel safety of operation or service work personnel; measuring device with electricity must be installed and have non-electric detection for voltage; and carry out corresponding display by display unit, to reach the object of warning. This kind of device is generally arranged on the places such as rolling stock section's utilization storehouse of subway, light rail or tramway, quiet tune storehouse and main track stop line, turn back line, track switch district.
Existing display unit is generally adopt traditional signal lamp to show, when contact net electrification, exhibited light is red, shows have electricity dangerous, prompting personnel are not close, when contact system is not charged, exhibited light is green, indicates without electricity safety, personnel can safe passing or display unit overhauled, and traditional exhibited light of existing display unit is not easily observed, when personnel do not perceive neighbouring contact system have an electricity time, it is possible to there is the danger got an electric shock.
Practical novel content
The utility model is to overcome the above-mentioned deficiency of prior art, it is provided that the urban transportation live detection indicating system that a kind of alarm signal is obvious, safe and reliable.
In order to realize the novel object of above-mentioned practicality, the scheme that the utility model adopts is:
A kind of the urban transportation live detection indicating system, comprise MCU, display drive circuit, display screen, described MCU connects described display drive circuit, for sending corresponding driving information to described display drive circuit according to the current running status of power supply system; Described display drive circuit connects described display screen, for showing corresponding content according to described driving information-driven display screen;
Described running status includes one or more in electricity condition, electroless state, fault state;
Also comprise acousto-optic warning device, described acousto-optic warning device comprises warning lamp, audio player, described acousto-optic warning device connects described MCU, and described MCU is also for according to power supply system running status, controlling at least one work in described warning lamp, audio player.
Further, also comprising infrared sensor, described infrared sensor connects described MCU, when described infrared sensor detect have people in predetermined distance time, to described MCU send alarm message;
Described MCU is also for when receiving described alarm message, controlling the work of described audio player.
Further, described MCU is communicated by communication with described display drive circuit.
Further, described communication comprises at least one in bluetooth, Zigbee.
Further, described display screen is LED array of display, and described display drive circuit comprises row cutting device, row driver, and described row cutting device is all connected with the LED of described every a line of LED array of display, described row driver is all connected with the LED of the described each row of LED array of display
Described MCU connects described row cutting device, row driver respectively, for according to the current running status control of power supply system, sending corresponding driving information to described row cutting device and described row driver, drive corresponding LED to light.
Further, also comprising remote control terminal, described remote control terminal connects described MCU, for transmitting control signal to described MCU, described MCU stores described control signal, and described control signal is sent to the information that described display drive circuit drives display screen display corresponding.
Further, described remote control terminal is communicated by communication with described MCU.
Further, described communication comprises at least one in bluetooth, Zigbee.
The utility model provides a kind of the urban transportation live detection indicating meter simultaneously, comprise system described in the utility model, also comprise, casing, described system loads in described casing, described display screen is arranged at described casing front, and a face of described casing is provided with the opening for accessing cable.
Further, described tank floor is provided with opening, also comprises and the shrouding that described opening coordinates, for when after cable connecting system, by described opening envelope lid.
The utility model also provides a kind of the urban transportation measuring device with electricity, comprise sensor unit, described sensor unit one end connects power supply network positive pole, one end connects power supply network negative pole, also comprise indicating meter described in the utility model, described indicating meter connecting sensor cell signal output terminal, for receiving the display that described sensor unit sends, and carries out corresponding display according to described display.
Compared with prior art, the beneficial effects of the utility model
1, a kind of the urban transportation live detection indicating system of the present utility model, by arranging acousto-optic warning device, better alarm signal is provided compared to existing technology, allows surrounding people can understand current power supply system state more timely, avoid contingent electric shock dangerous.
2, a kind of the urban transportation live detection indicating system of the present utility model, by arranging infrared sensor energy monitor in real time power supply system surrounding people's situation, further avoids contingent electric shock danger.
Accompanying drawing explanation
It it is a kind of the urban transportation live detection indicating system module map of the present utility model shown in Fig. 1.
It it is a kind of the urban transportation live detection indicating system module map with infrared sensor of the present utility model shown in Fig. 2.
It it is a kind of the urban transportation live detection display device structure schematic diagram of the present utility model shown in Fig. 3.
It it is a kind of the urban transportation measuring device with electricity schematic diagram of the present utility model shown in Fig. 4.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail. But this should not being interpreted as, the scope of the above-mentioned theme of the utility model is only limitted to following embodiment, and all technology realized based on the utility model content all belong to scope of the present utility model.
Embodiment 1:
It it is a kind of the urban transportation live detection indicating system module map of the present utility model shown in Fig. 1, comprise MCU, display drive circuit, display screen, described MCU connects described display drive circuit, for sending corresponding driving information to described display drive circuit according to the current running status of power supply system; Described display drive circuit connects described display screen, for showing corresponding content according to described driving information-driven display screen;
Described running status includes one or more in electricity condition, electroless state, fault state;
Also comprise acousto-optic warning device, described acousto-optic warning device comprises warning lamp, audio player, described acousto-optic warning device connects described MCU, and described MCU is also for according to power supply system running status, controlling at least one work in described warning lamp, audio player.
General, it is possible to directly show " having electricity " printed words by display screen, it is also possible to according to the size of actual displayed screen, show the printed words of some other prompting, such as " danger please don't be close " etc., equally, electroless state and fault state also can in the light of actual conditions carry out the similar display for reminding.
In acousto-optic warning lamp, light is reminded to remind with voice and be can work independently, what warning lamp needs were long-time does not interrupt lighting, voice is reminded to arrange and is only worked at specified time, as set every day in specified time multiple sections or specific multiple time point work, it is used for periodically reminding personnel to take care.
A kind of the urban transportation live detection indicating system of the present utility model, by arranging acousto-optic warning device, better alarm signal is provided compared to existing technology, allows surrounding people can understand current power supply system state more timely, avoid contingent electric shock dangerous.
Embodiment 2:
It it is a kind of the urban transportation live detection indicating system module map with infrared sensor of the present utility model shown in Fig. 2, the present embodiment comprises the content in embodiment 1, also comprise: infrared sensor, described infrared sensor connects described MCU, when described infrared sensor detect have people in predetermined distance time, to described MCU send alarm message;
Described MCU is also for when receiving described alarm message, controlling the work of described audio player.
When personnel near network of powering do not discover warning lamp, now can open audio player under certain condition and send alarm sound, infrared sensor is arranged near power supply network, conjunction can be carried out with voltage check device to establish, can also arrange separately, owing to infrared sensor distance power supply network is nearer, infrared sensor is the distance of power supply network to detection target to the distance of detection target, when infrared sensor detects that the distance of personnel and power supply network is within predetermined distance, and power supply network now charged time, MCU controls audio player and sends alarm sound, such as voices such as " danger ahead please don't be close ", and if staff needs in time overhauling, continue for preventing alarm sound to play, by the communication link between temporary close MCU and audio player, temporarily cancel alarm, MCU is generally connected with the voltage check device detecting power supply network voltage, the current state information of the power supply network sent by voltage check device is carried out upgrading and controls other devices function.
Described MCU is communicated by communication with described display drive circuit.
Described communication comprises at least one in bluetooth, Zigbee.
In prior art, the communication between each module is wire communication, can simplify the layout of cable after adopting cableless communication, greatly simplify installation consuming time, only need when communication broke down to change corresponding radio communication module, and avoid the defect needing again to set up circuit, efficiently facilitate.
A kind of the urban transportation live detection indicating system of the present utility model, by arranging infrared sensor energy monitor in real time power supply system surrounding people's situation, further avoids contingent electric shock danger.
Described display screen is LED array of display, described display drive circuit comprises row cutting device, row driver, described row cutting device is all connected with the LED of described every a line of LED array of display, and described row driver is all connected with the LED of the described each row of LED array of display
Described MCU connects described row cutting device, row driver respectively, for according to the current running status control of power supply system, sending corresponding driving information to described row cutting device and described row driver, drive corresponding LED to light.
LED array of display of the present utility model uses multiple 8 �� 8LED to show dot matrix and combines, and for the ease of the control to combination array after splicing, driving information needs the information of display and determine according to each 8 �� 8 display dot matrix.
Carry out the scanning display that comprehensive renewal just can complete display screen owing to all needing the data to row driver when often scanning a new row, therefore the renewal rate of row driver data is required higher. Although adopting parallel data line to provide row driving data can meet renewal rate requirement, but need for each row provide a control line, and connection wire can being made different in size because of the capacity issue of display screen, also should not adopt. The method moving parallel latch with serial provides the row driving data that scan line is corresponding to can yet be regarded as a good method. The utility model adopts and has serial and move the unicircuit with parallel latch function and meet this requirement for this reason, display control unit utilizes the parallel latch function of this IC to show when the data moved ahead, and utilizes its serial shift register to prepare the data of next display line. The serial of latch display and backstage that this kind of design achieves foreground is moved and is not interfere with each other, thus the restriction that can only prepare row driving data in the ranks in the time is avoided, both can improve display screen scanning refreshing speed, and can reduce again and prepare, with serial moving method, the clock requency requirement that row drive dot array data.
Also comprise remote control terminal, described remote control terminal connects described MCU, for transmitting control signal to described MCU, described MCU stores described control signal, and described control signal is sent to the information that described display drive circuit drives display screen display corresponding.
In existing installation, the general just detection circuit MCU that sends control information controls indicating system work then, this kind of control mode has certain risk, after detection circuit breaks down, then indicating system is inevitable also there is display mistake, may causing dangerous accident, indicating system also can be controlled by the present invention by the remote control terminal arranged the in addition MCU that sends control information, the safety performance of the further system that improves.
Described remote control terminal is communicated by communication with described MCU.
Described communication comprises at least one in bluetooth, Zigbee.
In prior art, the communication between each module is wire communication, can simplify the layout of cable after adopting cableless communication, greatly simplify installation consuming time, only need when communication broke down to change corresponding radio communication module, and avoid the defect needing again to set up circuit, efficiently facilitate.
The utility model provides a kind of the urban transportation live detection indicating meter simultaneously, concrete, referring to Fig. 3, comprise system described in the utility model, also comprising, casing 1, described system loads in described casing 1, described display screen 2 is arranged at described casing 1 front, and a face of described casing 1 is provided with the opening for accessing cable.
Described indicating meter can hang installation, and when carrying out hanging installation, the hook needing installation corresponding at its top etc. are for fixing structure; Also can mounting, concrete can be mounted in the firm good facilities of property such as wall according to on-the-spot environment, and when mounting, need to arrange corresponding fixed sturcture equally is fixed at its back, it is possible to carrying out conjunction with other devices establishes, to concrete installation mode. Position is installed can according to the situation, not repeat them here.
Described tank floor is provided with opening 4, also comprises and the shrouding 3 that described opening 4 coordinates, for when after cable connecting system, by described opening 4 envelope lid.
Owing to the present invention is generally arranged in tunnel, therefore necessary device is sealed, to avoid the access to plant inside such as aqueous vapor dust to damage, and the gangway of cable is generally easier to accumulation dust or aqueous vapor easily enters, therefore just need to arrange envelope lid to be taken precautions against, the size of lid is met to mate mutually with opening, well to seal.
When adopting wireless mode to communicate, corresponding cable access port can be set to wireless receptor, and need not change concrete structure of the present utility model.
Embodiment 3:
It it is a kind of the urban transportation measuring device with electricity schematic diagram of the present utility model shown in Fig. 4, the present embodiment comprises the content in embodiment 2, also comprise sensor unit 5, described sensor unit 5 one end connects power supply network positive pole 6, one end connects power supply network negative pole 7, comprise indicating meter 8 described in the utility model, described indicating meter 8 connecting sensor unit 5 signal output terminal, for receiving the display that described sensor unit 5 sends, and carry out corresponding display according to described display.
General, MCU is arranged in described sensor unit 5, described sensor unit 5 is also provided with for detecting the whether charged circuit of power supply network, Detection Information is sent in MCU by this circuit, by MCU judge whether charged after the information of correspondence is sent to display circuit, its concrete mode of operation describes in previous embodiment, does not repeat them here.
Above in conjunction with accompanying drawing, embodiment of the present utility model is described in detail, but the utility model is not restricted to above-mentioned enforcement mode, in the spirit and scope situation of claim not departing from the application, the technician of this area can make various amendment or remodeling.
Claims (10)
1. a urban transportation live detection indicating system, it is characterized in that, comprise MCU, display drive circuit, display screen, described MCU connects described display drive circuit, for sending corresponding driving information to described display drive circuit according to the current running status of power supply system;Described display drive circuit connects described display screen, for showing corresponding content according to described driving information-driven display screen;
Described running status includes one or more in electricity condition, electroless state, fault state;
Also comprise acousto-optic warning device, described acousto-optic warning device comprises warning lamp, audio player, described acousto-optic warning device connects described MCU, and described MCU is also for according to power supply system running status, controlling at least one work in described warning lamp, audio player.
2. a kind of the urban transportation live detection indicating system according to claim 1, it is characterized in that, also comprising infrared sensor, described infrared sensor connects described MCU, when described infrared sensor detect have people in predetermined distance time, to described MCU send alarm message;
Described MCU is also for when receiving described alarm message, controlling the work of described audio player.
3. a kind of the urban transportation live detection indicating system according to claim 1, it is characterised in that, described MCU is communicated by communication with described display drive circuit.
4. a kind of the urban transportation live detection indicating system according to claim 3, it is characterised in that, described communication comprises at least one in bluetooth, Zigbee.
5. a kind of the urban transportation live detection indicating system according to the arbitrary item of claim 1-4, it is characterized in that, described display screen is LED array of display, described display drive circuit comprises row cutting device, row driver, described row cutting device is all connected with the LED of described every a line of LED array of display, described row driver is all connected with the LED of the described each row of LED array of display
Described MCU connects described row cutting device, row driver respectively, for according to the current running status control of power supply system, sending corresponding driving information to described row cutting device and described row driver, drive corresponding LED to light.
6. a kind of the urban transportation live detection indicating system according to claim 5, it is characterized in that, also comprise remote control terminal, described remote control terminal connects described MCU, for transmitting control signal to described MCU, described MCU stores described control signal, and described control signal is sent to the information that described display drive circuit drives display screen display corresponding.
7. a kind of the urban transportation live detection indicating system according to claim 6, it is characterised in that, described remote control terminal is communicated by communication with described MCU.
8. a urban transportation live detection indicating meter, it is characterized in that, comprise the system as described in item as arbitrary in claim 1-7, also comprise, casing, described system loads in described casing, and described display screen is arranged at described casing front, and a face of described casing is provided with the opening for accessing cable.
9. a kind of the urban transportation live detection indicating meter according to claim 8, it is characterised in that, described tank floor is provided with opening, also comprises and the shrouding that described opening coordinates, for when after cable connecting system, by described opening envelope lid.
10. a urban transportation measuring device with electricity, comprise sensor unit, described sensor unit one end connects power supply network positive pole, one end connects power supply network negative pole, it is characterized in that, also comprise indicating meter as claimed in claim 8 or 9, described indicating meter connecting sensor cell signal output terminal, for receiving the display that described sensor unit sends, and carry out corresponding display according to described display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620055781.9U CN205292689U (en) | 2016-01-21 | 2016-01-21 | Display system , display and device are surveyed in electric -examination of rail transit power supply system tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620055781.9U CN205292689U (en) | 2016-01-21 | 2016-01-21 | Display system , display and device are surveyed in electric -examination of rail transit power supply system tape |
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| CN205292689U true CN205292689U (en) | 2016-06-08 |
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| CN201620055781.9U Active CN205292689U (en) | 2016-01-21 | 2016-01-21 | Display system , display and device are surveyed in electric -examination of rail transit power supply system tape |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023882A (en) * | 2016-07-14 | 2016-10-12 | 成都安程通科技有限公司 | Electronic display screen system based on radio frequency remote control |
| CN106205482A (en) * | 2016-07-14 | 2016-12-07 | 成都安程通科技有限公司 | LED display screen system based on ZigBee module |
| CN112214634A (en) * | 2020-09-24 | 2021-01-12 | 交控科技股份有限公司 | Processing method and system for switch conversion sound |
-
2016
- 2016-01-21 CN CN201620055781.9U patent/CN205292689U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023882A (en) * | 2016-07-14 | 2016-10-12 | 成都安程通科技有限公司 | Electronic display screen system based on radio frequency remote control |
| CN106205482A (en) * | 2016-07-14 | 2016-12-07 | 成都安程通科技有限公司 | LED display screen system based on ZigBee module |
| CN112214634A (en) * | 2020-09-24 | 2021-01-12 | 交控科技股份有限公司 | Processing method and system for switch conversion sound |
| CN112214634B (en) * | 2020-09-24 | 2024-04-23 | 交控科技股份有限公司 | Method and system for processing switch conversion sound |
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