CN216057295U - Carrier power monitoring system of broadcast television transmitter - Google Patents
Carrier power monitoring system of broadcast television transmitter Download PDFInfo
- Publication number
- CN216057295U CN216057295U CN202122280651.9U CN202122280651U CN216057295U CN 216057295 U CN216057295 U CN 216057295U CN 202122280651 U CN202122280651 U CN 202122280651U CN 216057295 U CN216057295 U CN 216057295U
- Authority
- CN
- China
- Prior art keywords
- module
- broadcast television
- transmitter
- television transmitter
- carrier power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Alarm Systems (AREA)
Abstract
The utility model relates to a carrier power monitoring system of a broadcast television transmitter, which comprises a carrier power monitoring host (31) of the broadcast television transmitter, a carrier power monitor (32) of the broadcast television transmitter and a monitored broadcast television transmitter (33); the broadcast television transmitter carrier power monitoring host (31) is connected with a broadcast television transmitter carrier power monitor (32) through a data line, and the broadcast television transmitter carrier power monitor (32) is connected with an output coupling port of a monitored broadcast television transmitter (33) through a coaxial line. The beneficial effects are as follows: the online monitoring quantity is large, and the real-time condition of the carrier power of 20 broadcast television transmitters can be monitored simultaneously; the adaptability is strong, and the device can be compatible with broadcast television transmitters produced by different manufacturers; the system can send acousto-optic warning information to the on-duty personnel in time to remind the on-duty personnel to process faults and ensure the safe broadcasting of the broadcast television.
Description
Technical Field
The utility model relates to a method for monitoring carrier power of a broadcast television transmitter.
Background
For the carrier power output condition of a broadcast television transmitter, the existing monitoring method mainly comprises 2 types, the first type is that related computer monitoring software is connected with a serial port of the transmitter for communication, the current state information of the transmitter is read, and when the monitoring computer reads that the data of the transmitter is not in a normal range, the monitoring computer sends alarm information to remind an operator on duty; the second is that the receiving terminal receives the air signal, and when the receiving terminal cannot receive the signal, the software of the monitoring receiving terminal sends out an alarm message to remind the person on duty. The first monitoring means requires that the broadcast television transmitter has a serial communication function, cannot monitor the working state of an old transmitter without the serial communication function, and cannot monitor the broadcast television transmitter without a serial protocol. At present, many city and county broadcast television transmitting stations in China still use broadcast television transmitters without serial port communication functions, and the replacement of new transmitters brings great economic pressure to local governments. The second monitoring method is to use the broadcast television receiving terminal to monitor, the common broadcast television receiving terminal is installed in the machine room on duty, the machine room on duty is very close to the transmitter, when the transmitter reduces the broadcasting power but the power is not zero due to fault, the monitoring method by using the receiving terminal for receiving the aerial signal can not know the change of the broadcasting power of the transmitter, and only can monitor the existence and nonexistence of the carrier signal of the broadcast television transmitter, so that the personnel on duty can not process the fault in time, thereby the phenomenon of bad broadcasting occurs, and the safe broadcasting accident is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a method for monitoring carrier power of a broadcast television transmitter. The system is connected with the carrier power monitors of the broadcast television transmitters through the carrier power monitoring host, so that the real-time power output condition of each broadcast television transmitter is monitored. The detector of each broadcast television transmitter only monitors one transmitter, and can be installed on a broadcast television transmitter rack, thereby being beneficial to reducing the wiring of the high-frequency signals with weaker signal strength and easy interference, placing the weak high-frequency signal processing part near the broadcast television transmitter to process and complete the high-frequency signals, converting the low-frequency signals with strong transmission capability and stronger anti-interference performance into the carrier power monitoring host, and greatly improving the reliability of the monitoring system.
The utility model adopts the technical scheme for solving the technical problems that:
a monitoring system for carrier power of a broadcast television transmitter is characterized in that: the system comprises a broadcast television transmitter carrier power monitoring host, a broadcast television transmitter carrier power state monitor and monitored broadcast television transmitter equipment;
the broadcast television transmitter carrier power monitoring host is connected with the broadcast television transmitter carrier power state monitor through a data line, and receives and processes the output power state information of the broadcast television transmitter monitored by the carrier power state monitor arranged near the broadcast television transmitter;
the broadcast television transmitter carrier power monitoring host comprises a main control module, a data transmission module, an equipment state data receiving and processing module, a data storage module, a transmitter working state display module, an RS232 communication module, a power management module, an audible and visual alarm module, an equipment display module, a key input module, a working state selection module and a clock module;
the main control module controls an equipment state data receiving and processing module, a data storage module, a power management module, a transmitter working state display module, an equipment display module, a key input module, an audible and visual alarm module, an RS232 communication module, a working state selection module and a clock module; the equipment state data receiving and processing module processes data sent by the carrier power state monitor; the transmitter working state display module consists of 20 display units and can display the monitored power state of the transmitter in real time, when the transmitter is normal, the green indicator light of the corresponding display unit is on, and when the transmitter is abnormal, the red indicator light of the corresponding display unit is on; the equipment display module clearly displays the parameters set by the user and displays the current time; the acousto-optic alarm module can display red and blue light to flash alternately when needing to give an alarm, can accompany with a high-decibel alarm sound, can also output 12V alarm voltage outwards at the same time, and is connected with a 12V alarm in the office of the current on-duty responsible person through a lead; the working state selection module consists of 20 working state selection units, each unit selects the working state through a three-gear toggle switch, the output power conditions of 20 broadcast television transmitters are correspondingly monitored, the working states of the individual transmitters can be selected and monitored independently, and the selectable working states are automatic, closed and manual respectively; the working state is automatic, namely a carrier power monitoring system of the broadcast television transmitter monitors the corresponding transmitter according to monitoring parameters set by a user; the working state of the transmitter is closed, namely the transmitter corresponding to the monitoring system for manually closing the carrier power of the broadcast television transmitter; the working state is manual, namely a carrier power monitoring system for monitoring the broadcast television transmitter manually monitors the corresponding transmitter in real time, and the working state is not influenced by monitoring parameters set by a user;
the broadcast television transmitter carrier power state monitor consists of a main/standby machine selection switch module, a high-frequency detection shaping module, a voltage comparison module, a power information processing module, a power intensity display module and a communication module; the main and standby machine selection switch module accesses the carrier signal of the coupling port of the main transmitter (or the standby transmitter) which is normally broadcast into the high-frequency detection module for detection and shaping to obtain measurable direct-current voltage, the voltage comparison module compares the voltage subjected to shaping and filtering with the adjusted reference voltage, after the processing of the power information processing module is completed, the comparison result is visually displayed through the power intensity display module, the observation by a user is facilitated, and the communication module transmits the working state of the transmitter to the carrier wave power monitoring host of the broadcast television transmitter.
The broadcast television transmitter carrier power monitoring host machine is provided with a carrier power state monitor which can be simultaneously connected with 20 broadcast television transmitters, carrier power monitoring time periods of the 20 broadcast television transmitters can be respectively and independently set, in the set monitoring time periods, when a certain transmitter breaks down to cause the change of the carrier power, a corresponding transmitter working state display unit is changed into a red indicator lamp from a green indicator lamp, and an audible and visual alarm module emits red and blue alternate flashing light along with alarm sound and can output a 12v voltage to trigger an audible and visual alarm installed on a person in charge of the person in charge. When the working state of a certain transmitter needs to be modified temporarily, the working state can be selected automatically, closed and manually by selecting the carrier power monitoring host of the transmitter through the fluctuation switch of the working state selection module. The user can set the monitoring time interval of each transmitter through the button of the transmitter carrier power monitoring host. The working state of the transmitter carrier power monitoring host can be sent to other equipment through the RS232 serial port to be connected.
The carrier power state monitor of the broadcast television transmitter can detect and shape a high-frequency signal into direct current which can be monitored, the direct current after detection and shaping is compared with reference voltage, the reference voltage can change the size of the reference voltage by adjusting a variable resistor so as to adapt to the output coupling amount of coupling ports of different transmitters, the compared voltage is provided for a power processing information module to be processed, the power processing information module displays the voltage through a power intensity display module, the output power size of the transmitter is visually displayed, and a communication module transmits the working state of the transmitter to a carrier power monitoring host of the broadcast television transmitter.
When the device is used, the broadcast television transmitter carrier wave power monitoring host is connected with the broadcast television transmitter carrier wave power state monitor through a cable, the broadcast television transmitter carrier wave power state monitor is connected with an output coupling port of the broadcast television transmitter through a coaxial line, and the broadcast television transmitter carrier wave power state monitor detects the change of the output power of the broadcast television transmitter in real time. When the output power of the broadcast television transmitter changes, the broadcast television transmitter carrier power state monitor monitors the transmitter to be abnormal, on one hand, the abnormal is displayed through the power intensity display module, on the other hand, the broadcast television transmitter carrier power state monitor sends the working state information of the transmitter to the broadcast television transmitter carrier power monitoring host, and after the broadcast television transmitter carrier power monitoring host receives the information sent by the broadcast television transmitter carrier power state monitor, the state of the transmitter is processed according to the preset parameters of a user.
The utility model has the beneficial effects that: the monitoring system of the carrier wave of the broadcast television transmitter of the equipment can independently detect the output power states of at most 20 transmitters which are broadcasting programs, the monitoring capacity is large, and generally one set of the monitoring system of the carrier wave of the broadcast television transmitter can monitor the working conditions of all the broadcast television transmitters of one transmitting station; the coupling interface of the broadcast television transmitter is used for monitoring, the broadcast television transmitter of various manufacturers can be well compatible to be integrated into the monitoring system under the conditions that the working state of the transmitter is not influenced and a serial port communication protocol is not required to be requested to the manufacturers, and the fact that the carrier wave monitoring system of the broadcast television transmitter has very strong applicability and very wide application prospect is reflected; the system can send acousto-optic warning information to an on-duty machine room and an on-duty responsible person office in time, remind the on-duty person to process faults, and guarantee the safe broadcasting of the broadcast television.
Drawings
Fig. 1 is a block diagram of a carrier power monitoring system for a broadcast television transmitter.
In the figure: 31. the broadcast television transmitter carries the power monitoring host computer of the wave; 32. a broadcast television transmitter carrier power monitor; 33. a monitored broadcast television transmitter.
Fig. 2 is a structure diagram of a carrier power monitoring host of a broadcast television transmitter.
In the figure: 1. a main control module; 2. a data transmission module; 3. the device state data receiving and processing module; 4. a data storage module; 5. a transmitter working state display module; 6. an RS232 communication module; 7. a power management module; 8. a sound and light alarm module; 9. a device display module; 10. a key input module; 11. a working state selection module; 12. and a clock module.
Detailed Description
A radio and television transmitter carrier power monitoring system is characterized in that: the system comprises a broadcast television transmitter carrier power monitoring host 31, a broadcast television transmitter carrier power monitor 32 and a monitored broadcast television transmitter 33;
the broadcast television transmitter carrier power monitoring host 31 is connected with a broadcast television transmitter carrier power monitor 32 through a cable, manages the broadcast television transmitter carrier power monitor 32 arranged at the front end, and receives and processes broadcast television transmitter carrier power state information;
the broadcast television transmitter carrier power monitoring host 31 comprises a main control module 1, a data transmission module 2, an equipment state data receiving and processing module 3, a data storage module 4, a transmitter working state display module 5, an RS232 communication module 6, a power management module 7, an audible and visual alarm module 8, an equipment display module 9, a key input module 10, a working state selection module 11 and a clock module 12; the main control module is respectively connected with the equipment state data receiving and processing module 3, the data storage module 4, the transmitter working state display module 5, the RS232 communication module 6, the power management module 7, the sound and light alarm module 8, the equipment display module 9, the key input module 10, the working state selection module 11 and the clock module 12; the data transmission module 2 is connected with the equipment state data receiving and processing module 3.
The broadcast television transmitter carrier power monitor 32 comprises a main/standby machine selection switch module, a high-frequency detection shaping module, a voltage comparison module, a power information processing module, a power intensity display module and a communication module; the main/standby machine selection switch module is provided with two radio frequency interfaces connected with the carrier coupling interfaces of the main/standby transmitters, and can select the carrier signal of the main/standby transmitter to be connected with the high-frequency detection shaping module through a switch; the high-frequency detection shaping module is connected with the voltage comparison module; the voltage comparison module and the power information processing module; the power information processing module is respectively connected with the power intensity display module and the communication module, and the power intensity display module can display the carrier power of the current transmitter through the LED lamp.
Claims (5)
1. A radio and television transmitter carrier power monitoring system is characterized in that: the system comprises a broadcast television transmitter carrier power monitoring host (31), a broadcast television transmitter carrier power monitor (32) and a monitored broadcast television transmitter (33);
the broadcast television transmitter carrier power monitoring host (31) is connected with a broadcast television transmitter carrier power monitor (32) through a data line, manages the broadcast television transmitter carrier power monitor (32) arranged at the front end, and receives and processes equipment state information;
the broadcast television transmitter carrier power monitor (32) is respectively connected with a broadcast television transmitter carrier power monitoring host (31) and a monitored broadcast television transmitter (33);
the broadcast television transmitter carrier power monitoring host (31) comprises a main control module (1), a data transmission module (2), an equipment state data receiving and processing module (3), a data storage module (4), a transmitter working state display module (5), an RS232 communication module (6), a power supply management module (7), an audible and visual alarm module (8), an equipment display module (9), a key input module (10), a working state selection module (11) and a clock module (12); the main control module is respectively connected with the equipment state data receiving and processing module (3), the data storage module (4), the transmitter working state display module (5), the RS232 communication module (6), the power management module (7), the sound-light alarm module (8), the equipment display module (9), the key input module (10), the working state selection module (11) and the clock module (12); the data transmission module (2) is connected with the equipment state data receiving and processing module (3);
the broadcast television transmitter carrier power monitor (32) comprises a main/standby machine selection switch module, a high-frequency detection shaping module, a voltage comparison module, a power information processing module, a power intensity display module and a communication module; the main/standby machine selection switch module is provided with two radio frequency interfaces connected with the carrier coupling interfaces of the main/standby transmitters, and can select the carrier signal of the main/standby transmitter to be connected with the high-frequency detection shaping module through a switch; the high-frequency detection shaping module is connected with the voltage comparison module; the voltage comparison module and the power information processing module; the power information processing module is respectively connected with the power intensity display module and the communication module, and the power intensity display module can display the carrier power of the current transmitter through the LED lamp.
2. The system of claim 1, wherein the system further comprises: the broadcast television transmitter carrier power monitoring host (31) is connected with a broadcast television transmitter carrier power monitor (32) through a data line, manages the broadcast television transmitter carrier power monitor (32) arranged at the front end, receives and processes equipment state information, and the broadcast television transmitter carrier power monitor (32) is connected with an output coupling interface of a monitored broadcast television transmitter (33) through a coaxial line.
3. The system of claim 1, wherein the system further comprises: the broadcast television transmitter carrier power monitor (32), the master spare machine selection switch module has two radio frequency interfaces to connect the carrier coupling interface of the master spare transmitter, can choose the carrier signal of the master spare transmitter or spare transmitter to connect to the shaping module of high-frequency detection through the switch; the high-frequency detection shaping module detects and shapes the weak and small high-frequency carrier signals transmitted by the high-frequency detection shaping module to form measurable direct-current voltage, the voltage comparison module compares the voltage subjected to shaping filtering with adjusted reference voltage, the magnitude of the reference voltage can be adjusted by the variable resistor to adapt to the coupling amount of the output coupling port of the same transmitter, after the compared signals are processed and finished by the power information processing module, the comparison result is visually displayed through the power intensity display module, the observation of a user is facilitated, and the communication module transmits the working state of the transmitter to the carrier wave power monitoring host of the broadcast television transmitter.
4. The system of claim 1, wherein the system further comprises: the carrier power monitoring host (31) of the broadcast television transmitter can independently monitor the carrier power condition of 20 broadcast television transmitters, a user can set the work monitoring time period of each broadcast television transmitter through a key module respectively, can calibrate the current time, can display the working state of each transmitter in real time, and can light a green light when normal, light a red light when abnormal and not light when not monitored; the sound-light alarm module can display red and blue light to flash alternately when needing to alarm, and can output 12V alarm voltage outwards to drive an external alarm along with high-decibel alarm sound; the broadcast television transmitter carrier power monitoring host (31) can transmit the working state of the broadcast television transmitter carrier power monitoring host to other equipment through an RS232 communication interface; the user can select 'automatic', 'manual' and 'off' for the working state of the individual transmitter through the working state selection module according to the requirement.
5. The system of claim 2, wherein the radio and television transmitter carrier power monitoring system comprises: the working state selection module of the broadcast television transmitter carrier power monitoring host (31) is 'automatic', which means that the broadcast television transmitter carrier power monitoring host (31) monitors a corresponding transmitter according to monitoring parameters set by a user; the working state of 'off' means that the transmitter corresponding to the carrier power monitoring host (31) of the broadcast television transmitter is manually turned off; the working state is manual, namely a carrier power monitoring system for monitoring the broadcast television transmitter monitors the corresponding transmitter manually in real time, and the working state is not influenced by monitoring time period parameters set by a user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122280651.9U CN216057295U (en) | 2021-09-22 | 2021-09-22 | Carrier power monitoring system of broadcast television transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122280651.9U CN216057295U (en) | 2021-09-22 | 2021-09-22 | Carrier power monitoring system of broadcast television transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216057295U true CN216057295U (en) | 2022-03-15 |
Family
ID=80599416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122280651.9U Active CN216057295U (en) | 2021-09-22 | 2021-09-22 | Carrier power monitoring system of broadcast television transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216057295U (en) |
-
2021
- 2021-09-22 CN CN202122280651.9U patent/CN216057295U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104865493A (en) | CELL panel open-short circuit detection device and method | |
| CN110060495A (en) | Traffic signal light condition monitors system and method | |
| CN201226019Y (en) | Current temperature on-line fault indicator | |
| CN206989418U (en) | A kind of air-conditioning is rationed the power supply system | |
| CN202309712U (en) | Optical power monitoring terminal with GPRS (General Packet Radio Service) remote data transmission function | |
| CN216057295U (en) | Carrier power monitoring system of broadcast television transmitter | |
| CN211403208U (en) | Control system for testing performance of gear box | |
| CN203259599U (en) | Thunder and lightening automatic alarm system | |
| CN104597852A (en) | Wireless automatic water supply system | |
| CN115856382A (en) | Multi-meter-position meter box monitoring unit with self-repairing performance | |
| CN211906047U (en) | Wireless measurement and control centralized display device | |
| CN212540640U (en) | On-line detection device for alternating current filament conversion relay | |
| CN211281046U (en) | Plane shunting machine controller based on UWB ranging function | |
| CN208815229U (en) | A kind of detection warning device of tram fracture | |
| CN206301170U (en) | It is a kind of to monitor the equipment that the evaluation of power supply integrated environment is indicated | |
| CN205662694U (en) | A numerical control device for sewing machine | |
| CN202978992U (en) | Device for displaying receiving and transmitting data traffic of Ethernet port based on dot-matrix liquid crystal display screen | |
| CN204180208U (en) | A kind of supervising device of N+1 digital television transmitting device | |
| CN220795356U (en) | Automatic detection device for grounding resistance of distribution box | |
| CN211906487U (en) | Complete equipment intelligence alarm device | |
| CN201607502U (en) | Manual testing machine provided with fool-proof device | |
| CN113472081B (en) | Protective device clamp plate on-line monitoring and warning device | |
| CN202084171U (en) | Remote monitoring system for ground failure indicators | |
| CN209822030U (en) | Traffic signal lamp state monitoring system | |
| CN209879332U (en) | Electric pedal controller detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |