CN216746215U - Embedded wireless monitoring display system - Google Patents
Embedded wireless monitoring display system Download PDFInfo
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- CN216746215U CN216746215U CN202123025491.XU CN202123025491U CN216746215U CN 216746215 U CN216746215 U CN 216746215U CN 202123025491 U CN202123025491 U CN 202123025491U CN 216746215 U CN216746215 U CN 216746215U
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Abstract
The utility model provides an embedded wireless monitoring display system, it includes wireless temperature and humidity sensor, wireless monitoring display terminal and remote terminal, wireless monitoring display terminal includes a display screen, and a holding cavity, be provided with backlight module and LCD module in the holding cavity, the display screen bottom is provided with a quick-witted case, the machine incasement is provided with the integrated circuit including wireless monitoring display module, the display screen top is equipped with wireless receiving device, wireless monitoring display module includes acquisition circuit, main control circuit, the fault warning output circuit, power supply circuit and 485 communication modules, acquisition circuit includes temperature detection circuit, current detection circuit. The utility model discloses combine wireless network technique, real-time sensor module through to the monitoring of monitoring facilities temperature and humidity control, the data is concentrated and is shown, and the safe operation of equipment can be ensured to the on-the-spot real-time data of being convenient for.
Description
Technical Field
The utility model relates to an electronic circuit technical field especially relates to an embedded wireless monitoring display system.
Background
At present, the safe and stable operation of the power system is the fundamental goal of power system control and the important guarantee for carrying out power market trading. With the rapid development of modern power systems towards high voltage, large unit and large capacity, the requirement on the power supply reliability of the power systems is higher and higher. There are many factors that affect the safe operation of the power system, and one important aspect is the safe operation of the electrical equipment itself. Because most electrical equipment adopts closed structure, the radiating effect is poor, and heat accumulation is big to be in the operation under the condition of high voltage, heavy current and full load for a long time, its result leads to the heat to concentrate the aggravation, if do not take effectual monitoring measure to the temperature rise, will endanger electrical equipment's safe operation.
Therefore, the problem of online monitoring of the temperature of the electrical equipment becomes a practical problem which needs to be solved urgently for the safe operation of the electrical equipment in the power system, is an urgent need for improving the reliability of the electrical equipment, and has very important significance for ensuring the safe and stable operation of the power system.
At present, an operation and maintenance display and communication device with a wireless monitoring function is designed, so that a user can conveniently look up data on site and remotely. How to design a display device with a wireless monitoring function becomes a practical problem which needs to be solved urgently for the safe operation of electrical equipment in an electric power system, is an urgent need for improving the timely operation and maintenance of the electrical equipment and facilitating the lookup, and has very important significance for guaranteeing the operation and maintenance timeliness and safety of the electric power system.
In addition, the display screen needs to operate for a long time, the outgoing line of the liquid crystal screen is damaged, the operation of the liquid crystal screen is actually consulted and controlled, and the service life is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an embedded wireless monitoring display system, this system combine wireless network technique, and real-time sensor module is to being monitored the monitoring of equipment humiture, and data set shows, and the on-the-spot concentrated real-time data of gathering of being convenient for to judge data state, equipment record and judge warning suggestion and record alarm time, can ensure the safe operation of equipment and alarm data and look up.
In order to achieve the main purpose, the utility model provides an embedded wireless monitoring display system, including wireless temperature and humidity sensor, wireless monitoring display terminal and remote terminal, wireless temperature and humidity sensor is used for carrying out wireless transmission to humiture acquisition data, wireless monitoring display terminal is after receiving the humiture signal that wireless temperature and humidity sensor sent, with humiture signal transmission to the remote terminal through RS485 communication mode; the wireless monitoring display terminal comprises a display screen and an accommodating cavity formed by the display screen, wherein a backlight module and an LCD module are arranged in the accommodating cavity, a case is arranged at the bottom of the display screen, an integrated circuit comprising a wireless monitoring display module is arranged in the case, and a wireless receiving device is arranged above the display screen and used for receiving temperature and humidity acquisition data transmitted by the wireless temperature and humidity sensor; the wireless monitoring display module comprises an acquisition circuit, a main control circuit, a fault alarm output circuit, a power supply circuit and a 485 communication module, wherein the main control circuit is respectively connected with the acquisition circuit, the fault alarm output circuit, the power supply circuit and the 485 communication module; the acquisition circuit includes temperature detection circuit, current detection circuit, temperature detection circuit is used for detecting the actual temperature signal of holding cavity internal circuit to output temperature contrast signal, current detection circuit detects the actual current signal that holding cavity internal circuit passes through to output current contrast signal, main control circuit follows through serial peripheral hardware interface synchronous transmission temperature contrast signal, the current contrast signal of temperature detection circuit, current detection circuit output, by main control circuit connects the display screen shows.
In a further scheme, the power supply circuit comprises a power supply input interface, two paths of remote signaling input circuits and a voltage stabilizing circuit, wherein the power supply input interface is respectively connected with the two paths of remote signaling input circuits and the voltage stabilizing circuit.
In a further scheme, the remote signaling input circuit comprises a photoelectric coupler, the input end of the photoelectric coupler is connected with a capacitor C1, a diode TVS2, a resistor R5 and a capacitor C2, and the output end of the photoelectric coupler is connected with a resistor R1 and a capacitor C3.
In a further scheme, the wireless temperature and humidity sensor comprises a wireless humidity sensor positioned in the switch cabinet and a wireless temperature sensor positioned at a heating part in the switch cabinet.
In a further scheme, the display screen comprises a bottom plate and a panel, the bottom plate and the panel form the containing cavity, the LCD module is in tight fit with the panel, one side of the backlight module is in tight fit with the LCD module, and the other side of the backlight module is directly in tight fit with the bottom plate.
In a further scheme, the backlight source module comprises a light reflection film and an optical brightness enhancement film, the optical brightness enhancement film is arranged on one side of the backlight source module, which is in close fit with the LCD module, and the light reflection film is arranged on the other side of the backlight source module, which is in close fit with the bottom plate.
In a further scheme, a radiator is arranged on the rear side of the display screen at the position corresponding to the integrated circuit.
In a further scheme, the system is an embedded wireless monitoring display system based on an android system.
Therefore, the utility model discloses only need to arrange temperature humidity transducer in each monitoring point of transformer substation can monitor the temperature humidity value, gather in real time on line that wireless temperature humidity transducer sends by monitoring equipment ambient temperature humidity, after receiving corresponding address temperature, concentrate the demonstration, the analysis is reported to the police, and ambient temperature humidity data is through wireless network timing mark and transmit to remote monitoring center's host computer in order to reach the monitoring purpose.
Additionally, the utility model provides a take wireless monitoring system's LED display screen can detect the actual electric current of the screen body and actual temperature, shows at the display terminal of the screen body, and convenient to use is reliable and stable, practices thrift the maintenance cost, and convenient maintenance has fine practical value.
Drawings
Fig. 1 is a schematic diagram of an embodiment of an embedded wireless monitoring display system of the present invention.
Fig. 2 is a schematic diagram of a wireless monitoring display module in an embodiment of an embedded wireless monitoring display system.
Fig. 3 is a schematic structural diagram of a display screen in an embodiment of an embedded wireless monitoring display system of the present invention.
Fig. 4 is a schematic circuit diagram of a remote signaling input circuit in an embodiment of an embedded wireless monitoring display system.
Fig. 5 is a schematic circuit diagram of a 78L05 integrated voltage regulator in an embodiment of an embedded wireless monitoring display system according to the present invention.
Fig. 6 is a schematic circuit diagram of an embodiment of the embedded wireless monitoring display system of the present invention, in which the LM1117-3.3V voltage stabilizing chip is disposed.
Fig. 7 is a schematic circuit diagram of a display screen in an embodiment of an embedded wireless monitoring display system.
Fig. 8 is a schematic circuit diagram of a main control circuit in an embodiment of an embedded wireless monitoring display system.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 and fig. 2, the utility model discloses an embedded wireless monitoring display system, including wireless temperature and humidity sensor 10, wireless monitoring display terminal 20 and remote terminal 30, wireless temperature and humidity sensor 10 is used for carrying out wireless transmission to humiture data collection, and wireless monitoring display terminal 20 is behind the humiture signal that sends through wireless receiving wireless temperature and humidity sensor 10, transmits the humiture signal to remote terminal 30 through RS485 communication mode.
In this embodiment, as shown in fig. 3, the wireless monitoring display terminal 20 includes a display screen 21 and a containing cavity 5 formed by the display screen 21, a backlight module 9 and an LCD module 3 are disposed in the containing cavity 5, a chassis 4 is disposed at the bottom of the display screen 21, an integrated circuit including a wireless monitoring display module 24 is disposed in the chassis 4, and a wireless receiving device 25 is disposed above the display screen 21 and is configured to receive temperature and humidity acquisition data transmitted by the wireless temperature and humidity sensor 10.
In this embodiment, the wireless monitoring display module 24 includes an acquisition circuit 242, a main control circuit 241, a fault alarm output circuit 243, a power circuit 245 and a 485 communication module 246, and the main control circuit 241 is connected to the acquisition circuit 242, the fault alarm output circuit 243, the power circuit 245 and the 485 communication module 246 respectively.
The collecting circuit 242 includes a temperature detecting circuit 2421 and a current detecting circuit 2422, the temperature detecting circuit 2421 is configured to detect an actual temperature signal of an internal circuit of the accommodating cavity 5 and output a temperature contrast signal, the current detecting circuit 2422 detects an actual current signal passing through the internal circuit of the accommodating cavity 5 and outputs a current contrast signal, the main control circuit 241 synchronously transmits the temperature contrast signal and the current contrast signal output from the temperature detecting circuit 2421 and the current detecting circuit 2422 through the serial peripheral interface, and the temperature contrast signal and the current contrast signal are displayed on the display screen 21 connected to the main control circuit 241.
In this embodiment, the power circuit 245 includes a power input interface, two remote signaling input circuits, and a voltage regulator circuit, and the power input interface is respectively connected to the two remote signaling input circuits and the voltage regulator circuit.
As shown in fig. 4, the remote signaling input circuit includes a photocoupler T1, an input end of the photocoupler T1 is connected to a capacitor C1, a diode TVS2, a resistor R5, and a capacitor C2, and an output end of the photocoupler T1 is connected to a resistor R1 and a capacitor C3.
As shown in FIG. 5 and FIG. 6, the voltage regulator circuit includes a 78L05 integrated regulator (U3) and an LM1117-3.3V regulator chip (U2).
In this embodiment, the wireless temperature and humidity sensor 10 includes a wireless humidity sensor located in the switch cabinet and a wireless temperature sensor located in a heating portion in the switch cabinet.
In this embodiment, display screen 21 includes bottom plate 2, panel 1, and by the holding cavity 5 that bottom plate 2 and panel 1 formed, LCD module 3 is the tight fit with panel 1, is the tight fit between 9 one sides of backlight module and the LCD module 3, and 9 opposite sides of backlight module are direct and 2 tight fits of bottom plate.
For example, the housing 4 is fixed to the outer surface of the bottom plate 2 of the display screen 21, and the housing 4 is electrically connected to the display screen 21 through a connection cable. In this way, the circuit board is disposed in the case 4 outside the display screen 21, and after the heat generating component circuit board, the power board and the backlight module 9 are separated, the backlight module 9 can radiate heat well, so that the thickness of the display screen 21 can be reduced greatly without changing the thickness of the light source module, and the weight can be reduced, thereby making the LCD display screen 21 thin.
It is thus clear that for the tight fit between 9 one sides of backlight source module and the LCD module 3 in the display screen 21, the opposite side is direct and bottom plate 2 tight fits, has saved parts such as backlight source support, backlight source bottom plate 2, 2 connecting plates of bottom plate and 2 supports of bottom plate, has both practiced thrift raw and other materials cost, makes the mounting process simplify again, has also further reduced display screen 21 thickness, has lightened its weight.
In this embodiment, the backlight module 9 includes a light reflection film and a light brightness enhancement film, one side of the backlight module 9 and the LCD module 3 in close fit is the light brightness enhancement film, and the other side of the backlight module 9 and the bottom plate 2 in close fit is the light reflection film.
In this embodiment, a heat sink 247 is disposed behind the display screen 21 at a position corresponding to the integrated circuit. The heat sink 247 is a plurality of fans located in the area corresponding to the integrated circuit.
Preferably, as shown in FIG. 7, the display screen 21 of the present embodiment is a JLX320-002-PN liquid crystal display (LCD 1).
Preferably, as shown in fig. 8, the main control circuit 241 of the present embodiment includes an STM32F103VET6 single chip microcomputer (U1).
In this embodiment, the system is an embedded wireless monitoring display system based on an android system, and the android system is used as a framework, so that the system is flexible and convenient and has good expansibility; the android system is applied, the LCD displays data and can look up the state of a wireless temperature point on site; and the function expansion flexibility is increased by using the drive of the LCD screen with the android system.
Therefore, the utility model discloses only need to arrange temperature humidity transducer in each monitoring point of transformer substation can monitor the temperature humidity value, gather in real time on line that wireless temperature humidity transducer 10 sends by monitoring facilities ambient temperature humidity, after receiving corresponding address temperature, centralized display, the analysis is reported to the police, and ambient temperature humidity data is through wireless network timing and transmit to remote monitoring center's host computer in order to reach the monitoring purpose.
Additionally, the utility model provides a take wireless monitoring system's LED display screen can detect the actual electric current of the screen body and actual temperature, shows at the display terminal of the screen body, and convenient to use is reliable and stable, practices thrift the maintenance cost, and convenient maintenance has fine practical value.
It should be noted that the above is only the preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and all the insubstantial modifications made by using the design concept of the present invention also fall within the protection scope of the present invention.
Claims (8)
1. An embedded wireless monitoring display system, comprising:
the wireless temperature and humidity monitoring system comprises a wireless temperature and humidity sensor, a wireless monitoring display terminal and a remote terminal, wherein the wireless temperature and humidity sensor is used for wirelessly transmitting temperature and humidity acquisition data, and the wireless monitoring display terminal transmits temperature and humidity signals to the remote terminal in an RS485 communication mode after receiving the temperature and humidity signals transmitted by the wireless temperature and humidity sensor;
the wireless monitoring display terminal comprises a display screen and an accommodating cavity formed by the display screen, wherein a backlight module and an LCD module are arranged in the accommodating cavity, a case is arranged at the bottom of the display screen, an integrated circuit comprising a wireless monitoring display module is arranged in the case, and a wireless receiving device is arranged above the display screen and used for receiving temperature and humidity acquisition data transmitted by the wireless temperature and humidity sensor;
the wireless monitoring display module comprises an acquisition circuit, a main control circuit, a fault alarm output circuit, a power supply circuit and a 485 communication module, wherein the main control circuit is respectively connected with the acquisition circuit, the fault alarm output circuit, the power supply circuit and the 485 communication module;
the acquisition circuit includes temperature detection circuit, current detection circuit, temperature detection circuit is used for detecting the actual temperature signal of holding cavity internal circuit to output temperature contrast signal, current detection circuit detects the actual current signal that holding cavity internal circuit passes through to output current contrast signal, main control circuit follows through serial peripheral hardware interface synchronous transmission temperature contrast signal, the current contrast signal of temperature detection circuit, current detection circuit output, by main control circuit connects the display screen shows.
2. The embedded wireless monitoring display system of claim 1, wherein:
the power supply circuit comprises a power supply input interface, two paths of remote signaling input circuits and a voltage stabilizing circuit, wherein the power supply input interface is respectively connected with the two paths of remote signaling input circuits and the voltage stabilizing circuit.
3. The embedded wireless monitoring display system of claim 2, wherein:
the remote signaling input circuit comprises a photoelectric coupler, the input end of the photoelectric coupler is connected with a capacitor C1, a diode TVS2, a resistor R5 and a capacitor C2, and the output end of the photoelectric coupler is connected with a resistor R1 and a capacitor C3.
4. The embedded wireless monitoring display system according to any one of claims 1 to 3, wherein:
the wireless temperature and humidity sensor comprises a wireless humidity sensor positioned in the switch cabinet and a wireless temperature sensor positioned at a heating part in the switch cabinet.
5. The embedded wireless monitoring display system according to any one of claims 1 to 3, wherein:
the display screen comprises a bottom plate and a panel, the accommodating cavity is formed by the bottom plate and the panel, the LCD module is in tight fit with the panel, one side of the backlight module is in tight fit with the LCD module, and the other side of the backlight module is directly in tight fit with the bottom plate.
6. The embedded wireless monitoring display system of claim 5, wherein:
the backlight source module comprises a light reflection film and a light brightness enhancement film, the light brightness enhancement film is arranged on one side of the backlight source module, which is in close fit with the LCD module, and the light reflection film is arranged on the other side of the backlight source module, which is in close fit with the bottom plate.
7. The embedded wireless monitoring display system according to any one of claims 1 to 3, wherein:
and a radiator is arranged on the rear side of the display screen at the corresponding position of the integrated circuit.
8. The embedded wireless monitoring display system according to any one of claims 1 to 3, wherein:
the system is an embedded wireless monitoring display system based on an android system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123025491.XU CN216746215U (en) | 2021-12-02 | 2021-12-02 | Embedded wireless monitoring display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123025491.XU CN216746215U (en) | 2021-12-02 | 2021-12-02 | Embedded wireless monitoring display system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216746215U true CN216746215U (en) | 2022-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123025491.XU Active CN216746215U (en) | 2021-12-02 | 2021-12-02 | Embedded wireless monitoring display system |
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| Country | Link |
|---|---|
| CN (1) | CN216746215U (en) |
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2021
- 2021-12-02 CN CN202123025491.XU patent/CN216746215U/en active Active
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