CN215734532U - Main-standby switching all-in-one machine - Google Patents
Main-standby switching all-in-one machine Download PDFInfo
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- CN215734532U CN215734532U CN202122155828.2U CN202122155828U CN215734532U CN 215734532 U CN215734532 U CN 215734532U CN 202122155828 U CN202122155828 U CN 202122155828U CN 215734532 U CN215734532 U CN 215734532U
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Abstract
The utility model discloses a master-slave switching all-in-one machine, which comprises a master control unit, a power supply unit and an interface group, wherein the master control unit is respectively connected with the power supply unit and the interface group, and also comprises a radio frequency detection and switching unit, a coaxial switch and a man-machine unit, wherein the master control unit is respectively connected with the radio frequency detection and switching unit, the coaxial switch and the man-machine unit, the man-machine unit is connected with the power supply unit, and the power supply unit comprises a relay.
Description
Technical Field
The utility model belongs to the technical field of switching, and particularly relates to a main-standby switching all-in-one machine.
Background
The existing broadcast television transmitter can cause the phenomenon of broadcasting stop when a fault occurs, and the technical scheme for solving the broadcasting stop phenomenon at present has the following defects: firstly, the maintenance personnel manually carry out the overhaul and the maintenance, but the technical scheme can prolong the broadcasting stop time, and when the transmitter breaks down, the fault cannot be timely eliminated. Secondly, a set of standby machines is added, the standby modes are usually cold standby and hot standby, the cold standby means that the transmitter is manually replaced, the power supply needs to be shut down and shut down when the main transmitter and the standby transmitter are switched, and the transmitter system needs to manually replace input and output connections, so that the broadcasting stop time is long. The hot backup uses the switching equipment to connect two sets of transmitter systems and then add external control, and the hot backup needs an external coaxial switch, the difficulty of installing the coaxial switch on site is large, and the work is very tedious.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a main-standby switching all-in-one machine, which solves the technical problem that the installation of a coaxial switch in the prior art is very complicated.
In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a many owner switch all-in-one, includes main control unit, electrical unit and interface group, the main control unit respectively with the electrical unit and the interface group is connected, still includes radio frequency detection and switching unit, coaxial switch and man-machine unit, the main control unit respectively with radio frequency detection and switching unit coaxial switch and the man-machine unit is connected, man-machine unit with the electrical unit is connected, electrical unit includes the relay.
Preferably, the radio frequency detection and switching unit includes at least one radio frequency detection input interface, and the number of the radio frequency detection input interfaces is at least one.
Preferably, the interface group includes at least one of a TCP/IP interface, an RS232 interface and a modem interface, the TCP/IP interface is connected to the main control unit, the RS232 interface is connected to the main control unit, and the modem interface is connected to the main control unit.
Preferably, the power supply unit includes a transmitter power supply module and a switch power supply module, the transmitter power supply module is connected with the main control unit and the relay, and the switch power supply module is connected with the main control unit.
Preferably, the transmitter power supply module comprises a main transmitter power supply input interface and a main transmitter power supply output interface, the number of the main transmitter power supply input interfaces is at least one, and the number of the main transmitter power supply output interfaces is at least one.
Preferably, the transmitter power supply module includes a standby transmitter power supply input interface and a standby transmitter power supply output interface, the number of the standby transmitter power supply input interfaces is at least one, and the number of the standby transmitter power supply output interfaces is at least one.
Preferably, the switching power supply module comprises a power outlet.
Preferably, the system also comprises an indicator light, a key, a display and a selection switch, wherein the indicator light, the key, the display and the selection switch are all connected with the man-machine unit.
Preferably, the indicator lights include a power indicator light, a main transmitter work indicator light, a spare transmitter work indicator light, and a device remote control indicator light.
Preferably, the keys include an up key, a down key, an exit key, and an ok key.
The utility model has the following beneficial effects:
1. the utility model comprises a radio frequency detection and switching unit, a coaxial switch and a man-machine unit, wherein a main control unit is respectively connected with the radio frequency detection and switching unit, the coaxial switch and the man-machine unit, the coaxial switch is arranged in the main control unit, a transmitter communication protocol is not needed, the main control unit is suitable for transmitters of any type, and a 2U standard case is adopted, so that the installation is more convenient.
2. The main control unit is respectively connected with the power supply unit and the interface group, the power supply unit comprises a relay, the relay adopts a hold relay, the hold relay is used for controlling the power supply of the two transmitters, and the original working state of the transmitters can be kept under the condition of abnormal power failure of the main-standby switching all-in-one machine.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the primary/standby switching all-in-one machine.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment discloses a main-standby switching all-in-one machine which is applied to a broadcast television transmitting station and used for switching a main transmitter and a standby transmitter, wherein the main transmitter is connected with the main-standby switching all-in-one machine, and the standby transmitter is connected with the main-standby switching all-in-one machine. The master-slave switching all-in-one machine monitors whether the output power of the main transmitter is lower than a preset power switching threshold value or not in real time and whether the output power of the main transmitter reaches the switching time or not, if the output power of the main transmitter is monitored to be lower than the preset power switching threshold value and the output power of the main transmitter reaches the switching time, the master-slave switching all-in-one machine switches, and the main transmitter is switched to the standby transmitter under the condition that the wiring of equipment does not need to be changed.
As shown in fig. 1, this embodiment includes a master/slave switching all-in-one machine, which includes a master control unit, a power supply unit, and an interface set, where the master control unit is connected to the power supply unit and the interface set, and further includes a radio frequency detection and switching unit, a coaxial switch, and a human-machine unit, where the master control unit is connected to the radio frequency detection and switching unit, the coaxial switch, and the human-machine unit is connected to the power supply unit, and the power supply unit includes a relay. Specifically, the coaxial switch is respectively connected with the main transmitter and the standby transmitter, the radio frequency detection and switching unit is respectively connected with the main transmitter and the standby transmitter, and the coaxial switch is respectively connected with the antenna and the dummy load.
Specifically, the active/standby switching all-in-one machine in this embodiment is provided with a coaxial switch inside, does not need a transmitter communication protocol, is suitable for transmitters of any type, and is more convenient to install by adopting a 2U standard case.
The radio frequency detection and switching unit comprises at least one radio frequency detection input interface. Specifically, the radio frequency detection input interface is respectively connected with a radio frequency detection output port of the main transmitter and a radio frequency detection output port of the standby transmitter, and under the condition that the actual power is not changed, the main transmitter or the standby transmitter outputs stable and appropriate radio frequency voltage coupling quantity.
The interface group comprises at least one of a TCP/IP interface, an RS232 interface and a SMM interface, the TCP/IP interface is connected with the main control unit,
the RS232 interface is connected with the main control unit, and the SMM cat interface is connected with the main control unit. Specifically, the TCP/IP interface includes an RJ45 network port for connecting with a computer to implement a monitoring or system upgrading function; the RS232 interface is connected with a computer serial port to realize the monitoring function; the short message cat interface is connected with the short message cat to realize the short message function.
The power supply unit comprises a transmitter power supply module and a switch power supply module, the transmitter power supply module is connected with the main control unit and the relay, and the switch power supply module is connected with the main control unit.
The transmitter power supply module comprises a main transmitter power supply input interface and a main transmitter power supply output interface, the number of the main transmitter power supply input interfaces is at least one, and the number of the main transmitter power supply output interfaces is at least one. Specifically, a power supply input interface of the main transmitter is connected with a power supply input end of the main transmitter and is used for being connected with commercial power; the power output interface of the main transmitter is connected with the power input end of the main transmitter. The transmitter power supply module comprises a standby transmitter power supply input interface and a standby transmitter power supply output interface, the number of the standby transmitter power supply input interfaces is at least one, and the number of the standby transmitter power supply output interfaces is at least one. Specifically, the power input interface of the standby transmitter is connected with the power supply input end of the standby transmitter and used for being connected with commercial power; the power output interface of the standby transmitter is connected with the power input end of the standby transmitter. The switching power supply module comprises a power socket. The relay adopts a hold relay which is used for controlling the power supplies of the two transmitters and can also keep the original working state of the transmitters under the condition of abnormal power failure of the main-standby switching integrated machine.
The device also comprises an indicator light, a key, a display and a selection switch, wherein the indicator light, the key, the display and the selection switch are all connected with the man-machine unit. The indicator lamps comprise a power indicator lamp, a main transmitter work indicator lamp, a spare transmitter work indicator lamp and a device remote control indicator lamp. The keys comprise an upper key, a lower key, an exit key and a determination key. The display is used for displaying the working states of the main transmitter and the standby transmitter in real time.
The selection switch is used for setting an automatic mode or a manual mode by a user. In the automatic mode, a user sets a main transmitter and a standby transmitter in the two transmitters by himself, specifically, the main transmitter and the standby transmitter comprise a first transmitter and a second transmitter, and in the automatic mode, the user dials up a selection switch, so that the first transmitter is set as the main transmitter, the second transmitter is set as the standby transmitter, and automatic switching from the first transmitter to the second transmitter is supported; and when the user dials the selection switch downwards, the second transmitter is set as the main transmitter, the first transmitter is set as the standby transmitter, and automatic switching from the second transmitter to the first transmitter is supported.
The main-standby switching all-in-one machine supports the replacement of the switching sequence under the condition of not shutting down, and when the set output power of the main transmitter is lowered to a preset power switching threshold and reaches the switching time, the main control unit automatically switches the power supply for controlling the coaxial switch and the main transmitter and the power supply for controlling the standby transmitter to work continuously to realize uninterrupted broadcasting. And under the manual switching mode, the system also comprises a panel switch, manual operation can be carried out through the panel switch, any transmitter is selected to work, and the switching control of the coaxial switch and the transmitter power supply is completed.
It should be noted that:
reference in the specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the utility model. Thus, the appearances of the phrase "one embodiment" or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.
In addition, it should be noted that the specific embodiments described in the present specification may differ in the shape of the components, the names of the components, and the like. All equivalent or simple changes of the structure, the characteristics and the principle of the utility model which are described in the patent conception of the utility model are included in the protection scope of the patent of the utility model. Various modifications, additions and substitutions for the specific embodiments described may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.
Claims (10)
1. The main control unit is respectively connected with the power supply unit and the interface group, and is characterized by further comprising a radio frequency detection and switching unit, a coaxial switch and a man-machine unit, wherein the main control unit is respectively connected with the radio frequency detection and switching unit, the coaxial switch and the man-machine unit, the man-machine unit is connected with the power supply unit, and the power supply unit comprises a relay.
2. The integrated host-standby switching machine according to claim 1, wherein the rf detection and switching unit includes at least one rf detection input interface.
3. The integrated host-standby switching machine according to claim 1, wherein the interface group includes at least one of a TCP/IP interface, an RS232 interface and a sms modem interface, the TCP/IP interface is connected to the main control unit, the RS232 interface is connected to the main control unit, and the sms modem interface is connected to the main control unit.
4. The integrated host-standby switching machine according to claim 1, wherein the power supply unit comprises a transmitter power supply module and a switch power supply module, the transmitter power supply module is connected with the main control unit and the relay, and the switch power supply module is connected with the main control unit.
5. The integrated host-standby switching machine according to claim 4, wherein the transmitter power module comprises at least one main transmitter power input interface and at least one main transmitter power output interface, and the number of the main transmitter power input interfaces is at least one.
6. The integrated host-standby switching machine according to claim 4, wherein the transmitter power supply module includes at least one standby transmitter power supply input interface and at least one standby transmitter power supply output interface, the number of the standby transmitter power supply input interfaces is at least one, and the number of the standby transmitter power supply output interfaces is at least one.
7. The integrated host-standby switching machine according to claim 4, wherein the switching power supply module includes a power socket.
8. The integrated host-standby switching machine according to claim 1, further comprising an indicator light, a key, a display and a selection switch, wherein the indicator light, the key, the display and the selection switch are all connected with the man-machine unit.
9. The integrated host-standby switching machine according to claim 8, wherein the indicator lights comprise a power indicator light, a main transmitter work indicator light, a standby transmitter work indicator light and a device remote control indicator light.
10. The integrated host-standby switching machine according to claim 8, wherein the keys include an up key, a down key, an exit key and a confirm key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122155828.2U CN215734532U (en) | 2021-09-07 | 2021-09-07 | Main-standby switching all-in-one machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122155828.2U CN215734532U (en) | 2021-09-07 | 2021-09-07 | Main-standby switching all-in-one machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215734532U true CN215734532U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122155828.2U Active CN215734532U (en) | 2021-09-07 | 2021-09-07 | Main-standby switching all-in-one machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215734532U (en) |
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2021
- 2021-09-07 CN CN202122155828.2U patent/CN215734532U/en active Active
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