CN109218632B - Mixed doubling switcher convenient to overhaul - Google Patents
Mixed doubling switcher convenient to overhaul Download PDFInfo
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- CN109218632B CN109218632B CN201810901736.4A CN201810901736A CN109218632B CN 109218632 B CN109218632 B CN 109218632B CN 201810901736 A CN201810901736 A CN 201810901736A CN 109218632 B CN109218632 B CN 109218632B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
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Abstract
The invention discloses a mixed doubling switcher convenient for detecting audio signal switching faults, which comprises: the input end of the first 3P plug-in wiring terminal is connected with the audio sending end, and when the input end of the first 3P plug-in wiring terminal is connected with the audio sending end, a plug-in signal is sent; the microcontroller is connected with the output end of the first 3P plug-in type wiring terminal; the input terminal of the concentrator is connected with the microcontroller, and the first output terminal is connected with the microcontroller; the audio signal processing chip is connected with the second output terminal of the concentrator and the microcontroller; the second 3P plug wiring terminal is connected with the audio signal processing chip; the audio receiving end is connected with the output end of the second 3P plug-in wiring terminal; the detection module comprises a charging storage battery, a first signal lamp, a second signal lamp and a third signal lamp. The invention has the advantage of reflecting hardware with faults in the transmission and processing processes of audio signals in the mixing doubling switcher one by one.
Description
Technical Field
The invention relates to the field of doubling switchers. More particularly, the present invention relates to a hybrid doubling line switcher that facilitates detection of audio signal switching failures.
Background
The switching processing of the hybrid doubling line switcher has more signals, and when a fault occurs, a specific fault position needs to be searched, the fault is long in hard time consumption and large in checking workload, and particularly for the transmission and processing of audio signals, the fault is easy to occur, so that the problem that how to quickly search the audio fault in the hybrid doubling line switcher is in urgent need of solving is solved.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
It is still another object of the present invention to provide a hybrid doubling line switcher which facilitates detection of audio signal switching failure, and which can reflect one by one which step in the transmission and processing of audio signals in the hybrid doubling line switcher fails.
To achieve these objects and other advantages and in accordance with the purpose of the invention, there is provided a hybrid doubling switcher facilitating detection of audio signal switching failure, including:
the input end of the first 3P plug-in wiring terminal is connected with an audio sending end so as to transmit an audio signal input by the audio sending end, wherein when the input end of the first 3P plug-in wiring terminal is connected with the audio sending end, a plug-in signal is sent;
the microcontroller is connected with the output end of the first 3P plug-in wiring terminal to receive the audio signal and the plug-in signal;
the input terminal of the hub is connected with the microcontroller so as to transmit the audio signal, and the first output terminal of the hub is connected with the microcontroller so as to send a first feedback signal corresponding to the audio signal to the microcontroller;
the audio signal processing chip is connected with the second output terminal of the concentrator to receive and process the audio signal to obtain a processed audio signal, and the audio signal processing chip is connected with the microcontroller to send a second feedback signal corresponding to the processed audio signal to the microcontroller;
the second 3P plug-pull wiring terminal is connected with the audio signal processing chip to transmit the processed audio signal;
the audio receiving end is connected with the output end of the second 3P plug-in wiring terminal to display the processed audio signal;
the detection module comprises a charging storage battery connected with the microcontroller, and a first signal lamp, a second signal lamp and a third signal lamp which are connected with the charging storage battery;
when the micro controller receives the plugging signal, the micro controller detects whether the audio signal is received or not at a first frequency, when the micro controller does not receive the audio signal within 2s, the micro controller controls the charging storage battery to supply power to the first signal lamp and continuously detects whether the audio signal is received or not at the first frequency, when the micro controller receives the audio signal, the micro controller controls the charging storage battery to stop supplying power to the first signal lamp and detects whether the plugging signal is received or not at a second frequency, and the first frequency is greater than the second frequency;
when the micro controller receives the audio signal, the micro controller detects whether the first feedback signal is received or not at a third frequency, when the micro controller does not receive the first feedback signal within 1s, the micro controller controls the charging storage battery to supply power to the second signal lamp and continuously detects whether the first feedback signal is received or not at a third frequency, when the micro controller receives the first feedback signal, the micro controller controls the charging storage battery to stop supplying power to the second signal lamp and detects whether the first feedback signal is received or not at a fourth frequency, and the third frequency is greater than the second fourth frequency;
when the microcontroller receives the first feedback signal, the microcontroller detects whether the second feedback signal is received or not at a fifth frequency, when the microcontroller does not receive the second feedback signal within 1s, the microcontroller controls the rechargeable storage battery to supply power to the third signal lamp, when the microcontroller receives the second feedback signal, the microcontroller controls the rechargeable storage battery to stop supplying power to the third signal lamp and detects whether the second feedback signal is received or not at a sixth frequency, and the fifth frequency is greater than the sixth frequency.
Preferably, the first frequency, the third frequency, and the fifth frequency are all 60 times/min, and the second frequency, the fourth frequency, and the sixth frequency are all 10 times/min.
Preferably, the method further comprises the following steps:
the installation shell is arranged on one side of the shell of the mixing doubling switcher and integrally formed with the shell, the installation shell is in a similar cuboid shape, the top of the installation shell is open, a horizontal partition plate is arranged inside the installation shell to divide the installation shell into an upper cavity and a lower cavity, a plurality of vertical partition plates are vertically arranged on the horizontal partition plate along the length direction of the horizontal partition plate at intervals to divide the upper cavity into a plurality of wire plugging spaces, a cover body is arranged on each wire plugging space, the cover bodies are hinged on the side wall shared by the wire plugging spaces and the shell, the cover bodies rotate up and down, and gaps are formed in the side walls of the wire plugging spaces, which are opposite to the shell, so that power supply wires can penetrate out;
the plurality of interfaces are arranged in each wire plugging space, penetrate through the horizontal partition plate at intervals and are positioned on one side close to the shell, and the interfaces are electrically connected or in communication connection with electrical components in the shell;
a plurality of card line mechanisms all are equipped with a plurality of card line mechanisms in every plug wire space, and every card line mechanism includes:
the clamping groove is arranged on the horizontal partition plate and is positioned between the interfaces and the notches, the clamping groove is arranged along a direction parallel to the connecting lines of the interfaces, and an elastic layer is laid on the inner wall of the clamping groove;
the lower ends of the clamping blocks are clamped in the clamping grooves, the upper ends of the clamping blocks are higher than the upper ends of the clamping grooves, and elastic bulges are convexly arranged on the side walls of the clamping blocks above the clamping grooves;
a plurality of dust absorption mechanisms, dust absorption mechanism sets up in the plug wire space, every dust absorption mechanism in order to include:
the accommodating groove is formed in the lower surface of the cover body and is positioned right above the interface;
an electric cylinder accommodated in the accommodation tank;
the exhaust fan is fixed with an output shaft of the electric cylinder, and an air inlet end of the exhaust fan is provided with a screen layer made of rubber;
one end of the air outlet pipe is communicated with the air outlet end of the exhaust fan, and the other end of the air outlet pipe penetrates through the side wall of the cover body and penetrates out of the cover body;
when the electric cylinder drives the exhaust fan to move downwards to the terminal point, the screen layer is abutted to the upper end face of the interface, and when the electric cylinder drives the exhaust fan to move upwards to the terminal point, the exhaust fan is accommodated in the accommodating groove.
Preferably, the interface includes the first 3P plug terminal and the second 3P plug terminal.
Preferably, the interface further comprises an RS232 serial port, a USB serial port, an HDMI interface, a VGA female interface, an HDMI interface and an RJ-45 interface.
Preferably, a picture corresponding to the interface is pasted on the upper surface of the cover body and is positioned right above the interface, a rubber pad is laid at the position where the cover body is in contact with the plug wire space, and a lug is arranged on the side wall of the free end of the cover body.
Preferably, the first signal lamp, the second signal lamp, and the third signal lamp are disposed on an outer surface of the housing.
Preferably, the horizontal distance from the interface to the hinged side wall of the cover body is greater than 1.2cm, and the horizontal distance from the interface to the clamping groove is greater than 1.5 cm.
Preferably, the edges of the recess are coated with an elastic damping layer.
Preferably, the lateral wall at breach place just is located the recess of a pair of cylindricality is equipped with to breach both sides, the free end of lid is equipped with the protruding pole of a pair of cylindricality downwards, the protruding pole with the structure of recess matches, just the protruding pole has elasticity, the lid closes on the plug wire space, the protruding pole stretches into in the recess.
The invention at least comprises the following beneficial effects:
firstly, a plug signal, a first feedback signal and a second feedback signal are detected at a certain frequency through a microcontroller, which can reflect one by one which step of the steps of audio signals in the transmission and processing process of the mixed doubling switcher has a fault, and the first signal lamp, the second signal lamp and the third signal lamp visually reflect the fault, so that the detection rate of the audio signals in the transmission and processing process is obviously improved, and a maintainer can conveniently and pertinently detect corresponding hardware equipment;
secondly, after the connecting joint is inserted into the interface, the electric wire of the connecting joint can be clamped between the two clamping blocks and then is guided to penetrate out of the notch, and the distance between the two clamping blocks is adjusted along the clamping groove, so that the electric wire of the connecting joint is convenient to fix, and the electric wire connecting joint can also be suitable for electric wires with different thicknesses;
thirdly, when the front side of the interface is upward, dust is easy to accumulate, so that when the interface is not inserted into the connecting joint, the electric cylinder is started, the electric cylinder drives the exhaust fan to move downwards, the screen layer is abutted against the upper end surface of the interface, the exhaust fan is started, accumulated dust in the interface is pumped away and is removed along with air from the air outlet pipe, the screen layer is made of rubber, the interface can be prevented from being damaged when the screen layer is abutted against the upper end surface of the interface, after the accumulated dust is removed, the exhaust fan is closed, the electric cylinder drives the fan to move upwards, the exhaust fan is completely accommodated in the accommodating tank, and therefore the inserting of the connecting joint into the interface is not influenced, namely the use of the interface is not influenced;
fourth, the lid upper surface just is located paste directly over the interface have with the picture that the interface corresponds, when needs insert the interface with attach fitting, need not every lid all to open and look over, can know in which plug wire space required interface is located through the picture on the lid, save time.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is an information flow diagram of the present invention;
FIG. 2 is a perspective view of the body of the present invention;
FIG. 3 is a top view of the upper cavity of the present invention;
fig. 4 is a detailed view of the cover according to the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It should be noted that in the description of the present invention, the terms "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 4, the present invention provides a hybrid doubling switcher for detecting switching failure of audio signal, including:
the input end of the first 3P plug-in wiring terminal is connected with an audio sending end so as to transmit an audio signal input by the audio sending end, wherein when the input end of the first 3P plug-in wiring terminal is connected with the audio sending end, a plug-in signal is sent;
the microcontroller is connected with the output end of the first 3P plug-in wiring terminal to receive the audio signal and the plug-in signal;
the input terminal of the hub is connected with the microcontroller so as to transmit the audio signal, and the first output terminal of the hub is connected with the microcontroller so as to send a first feedback signal corresponding to the audio signal to the microcontroller;
the audio signal processing chip is connected with the second output terminal of the concentrator to receive and process the audio signal to obtain a processed audio signal, and the audio signal processing chip is connected with the microcontroller to send a second feedback signal corresponding to the processed audio signal to the microcontroller;
the second 3P plug-pull wiring terminal is connected with the audio signal processing chip to transmit the processed audio signal;
the audio receiving end is connected with the output end of the second 3P plug-in wiring terminal to display the processed audio signal;
the detection module comprises a charging storage battery connected with the microcontroller, and a first signal lamp 21, a second signal lamp 22 and a third signal lamp 23 which are connected with the charging storage battery;
wherein, when the micro controller receives the plugging signal, the micro controller detects whether the audio signal is received or not at a first frequency, when the micro controller does not receive the audio signal within 2s, the micro controller controls the charging storage battery to supply power to the first signal lamp 21, and continuously detects whether the audio signal is received or not at the first frequency, which indicates that the first 3P plugging type connection terminal does not receive the audio signal or receives the audio signal but fails to output, when the micro controller receives the audio signal, the micro controller controls the charging storage battery to stop supplying power to the first signal lamp 21, the first signal lamp 21 goes out, which indicates that the first 3P plugging type connection terminal receives the audio signal and outputs smoothly, and the micro controller detects whether the plugging signal is received or not at a second frequency, the first frequency is greater than the second frequency;
when the micro controller receives the audio signal, it indicates that the first 3P plug-in type connection terminal receives the audio signal and outputs the audio signal smoothly, the micro controller detects whether the first feedback signal is received or not with a third frequency, when the micro controller does not receive the first feedback signal within 1s, the micro controller controls the charging storage battery to supply power to the second signal lamp 22, the second signal lamp 22 lights, it indicates that the concentrator does not receive the audio signal, it indicates that the concentrator fails to receive the audio signal, and continues to detect whether the first feedback signal is received or not with the third frequency, when the micro controller receives the first feedback signal, the micro controller controls the charging storage battery to stop supplying power to the second signal lamp 22, the second signal lamp 22 does not light, it indicates that the concentrator receives the audio signal, has no failure, and it detects whether the first feedback signal is received or not with a fourth frequency, the third frequency is greater than the second fourth frequency;
when the microcontroller receives the first feedback signal, that is, when the concentrator has no fault, the microcontroller detects whether the second feedback signal is received or not at a fifth frequency, when the microcontroller does not receive the second feedback signal within 1s, the microcontroller controls the rechargeable storage battery to supply power to the third signal lamp 23, the third signal lamp 23 is on, which indicates that the signal processing chip has a fault, and when the microcontroller receives the second feedback signal, the microcontroller controls the rechargeable storage battery to stop supplying power to the third signal lamp 23, the third signal lamp 23 is off, which indicates that the signal processing chip has no fault, and detects whether the second feedback signal is received or not at a sixth frequency, wherein the fifth frequency is greater than the sixth frequency.
In the above technical scheme, the plug signal, the first feedback signal and the second feedback signal are detected at a certain frequency through the microcontroller, which step of the audio signal in the transmission and processing process in the hybrid power line switcher is failed can be reflected one by one, and the audio signal is visually reflected through the first signal lamp 21, the second signal lamp 22 and the third signal lamp 23, so that the detection rate of the audio signal in the transmission and processing process is remarkably improved, a maintainer can conveniently and specifically detect the corresponding hardware equipment, meanwhile, the second frequency, the fourth frequency and the sixth frequency are respectively smaller than the first frequency, the third frequency and the fifth frequency, the power consumption can be saved, and the operating frequency of the microcontroller is reduced.
In another technical scheme, the first frequency, the third frequency and the fifth frequency are all 60 times/min, and the second frequency, the fourth frequency and the sixth frequency are all 10 times/min, so that the power consumption can be saved, and the operating frequency of a microcontroller can be reduced.
In another technical solution, the method further comprises:
the device comprises a placement shell 1, a plurality of wire insertion spaces and a plurality of wire guide grooves, wherein the placement shell 1 is arranged on one side of a shell 2 of a mixing doubling switcher and integrally formed with the shell 2, the placement shell 1 is shaped like a cuboid, the top of the placement shell 1 is open, a horizontal partition plate 11 is arranged inside the placement shell 1 and divides the placement shell into an upper cavity and a lower cavity, a plurality of vertical partition plates are arranged on the horizontal partition plate 11 along the length direction of the horizontal partition plate at vertical intervals and divide the upper cavity into a plurality of wire insertion spaces, a cover body 12 is arranged on each wire insertion space, the cover bodies 12 are hinged on the side wall shared by the wire insertion spaces and the shell 2, the cover bodies 12 rotate up and down, and gaps 13 are formed in the side walls of the wire insertion spaces, which;
the plurality of interfaces 3 are arranged in each wire plugging space, the interfaces 3 penetrate through the horizontal partition plate 11 at intervals and are positioned at one side close to the shell 2, the interfaces 3 are electrically or communicatively connected with electrical components in the shell 2, so that a user can see the interfaces 3 conveniently, and the connecting joints are easily aligned to the interfaces 3 and inserted;
a plurality of card line mechanisms 4 all are equipped with a plurality of card line mechanisms 4 in every plug wire space, and every card line mechanism 4 includes:
the clamping groove 41 is arranged on the horizontal partition plate 11 and is positioned between the interfaces 3 and the notch 13, the clamping groove 41 is arranged along a direction parallel to the connecting line of the interfaces 3, and an elastic layer is laid on the inner wall of the clamping groove 41;
the lower ends of the clamping blocks 42 are clamped in the clamping groove 41, the upper ends of the clamping blocks 42 are higher than the upper end of the clamping groove 41, elastic bulges are convexly arranged on the side wall of each clamping block 42 above the clamping groove 41, when the connecting joint is inserted into the interface 3, an electric wire of the connecting joint can be clamped between the two clamping blocks 42 and then is guided to penetrate out of the notch 13, the distance between the two clamping blocks 42 is adjusted along the clamping groove 41, the fixing of the electric wire of the connecting joint is facilitated, and the electric wire connecting joint can also adapt to electric wires with different thicknesses;
a plurality of dust absorption mechanisms, dust absorption mechanism sets up in the plug wire space, every dust absorption mechanism in order to include:
a housing groove that is provided on the lower surface of the lid 12 and is located right above the interface 3;
an electric cylinder accommodated in the accommodation tank;
the exhaust fan is fixed with an output shaft of the electric cylinder, and an air inlet end of the exhaust fan is provided with a screen layer made of rubber;
one end of the air outlet pipe is communicated with the air outlet end of the exhaust fan, and the other end of the air outlet pipe penetrates through the side wall of the cover body 12 and penetrates out;
wherein, when the electric cylinder drives the exhaust fan to move downwards to the terminal, the screen layer is abutted against the upper end surface of the interface 3, when the electric cylinder drives the exhaust fan to move upwards to the terminal, the exhaust fan is accommodated in the accommodating tank, when the interface 3 is right side up, dust is easy to accumulate, therefore, when the interface 3 is not inserted into the connecting joint, the electric cylinder is started to drive the exhaust fan to move downwards, the screen layer is abutted against the upper end surface of the interface 3, the exhaust fan is started, thereby dust accumulated in the interface 3 is pumped out and is removed along with the wind from the air outlet pipe, the screen layer is made of rubber material, the damage to the interface 3 when the screen layer is abutted against the upper end surface of the interface 3 can be avoided, after the dust accumulated is removed, the exhaust fan is closed, and the electric cylinder drives the fan to move upwards, so that the exhaust fan is completely accommodated in the accommodating tank, thereby the inserting of the connecting joint into the interface, i.e. without affecting the use of the interface 3.
In the prior art, the interface 3 is usually installed on the side wall of the shell 2, when connecting the connector with the interface 3 at every time, need the user to bow to accurately find the position and the direction of the interface 3, and when inserting the interface 3, it is also laborious, in the above technical scheme, be provided with and settle the casing 1, make the interface 3 settle on the horizontal partition plate 11, the user can be convenient and fast laborsaving insert the connector into the interface 3, the cable of connector can be combed to the card line mechanism 4 simultaneously, avoid the electric wire to have become in disorder more, the lid 12 can avoid too much dust to fall into the interface 3, and when there is the laying dust in the interface 3, can start dust absorption mechanism then the laying dust in the interface 3 of convenient and fast cleaing away.
In another technical scheme, the interface 3 comprises the first 3P plug-in type wiring terminal and the second 3P plug-in type wiring terminal, so that a user can conveniently insert the connectors of the audio transmitting end and the audio receiving end into the first 3P plug-in type wiring terminal and the second 3P plug-in type wiring terminal respectively.
In another technical solution, the interface 3 further includes an RS232 serial port, a USB serial port, an HDMI interface, a VGA female interface, an HDMI interface, and an RJ-45 interface, so that a user can conveniently insert other interfaces into the corresponding interfaces 3.
In another technical scheme, a picture 16 corresponding to the interface 3 is attached to the upper surface of the cover body 12 and located right above the interface 3, when a connection joint needs to be inserted into the interface 3, each cover body 12 does not need to be opened for viewing, and a user can know in which plug wire space the required interface 3 is located through the picture 16 on the cover body 12, so that time is saved, a rubber pad is laid at a position where the cover body 12 contacts the plug wire space, and therefore, when the cover body 12 is covered downwards, the case 1 is prevented from being placed under the action of gravity to cause collision damage, and a lug 17 is arranged on the side wall of the free end of the cover body 12, so that the user can conveniently rotate to open the cover body 12.
In another embodiment, the first signal lamp 21, the second signal lamp 22 and the third signal lamp 23 are disposed on an outer surface of the housing 2, so as to be easily viewed by a user.
In another technical scheme, the horizontal distance between the interface 3 and the hinged side wall of the cover body 12 is greater than 1.2cm, the horizontal distance between the interface 3 and the clamping groove 41 is greater than 1.5cm, so that a user can conveniently insert a finger between the interface 3 and the hinged side wall of the cover body 12 without difficulty due to too narrow distance, and the user can conveniently press the connection joint into the interface 3 by applying force.
In another technical scheme, the edge of the notch 13 is coated with an elastic buffer layer, so that the edge of the notch 13 is prevented from scratching the electric wire.
In another technical scheme, a pair of cylindrical grooves 14 are formed in the side wall where the notch 13 is located and located on two sides of the notch 13, a pair of cylindrical protruding rods 15 are downward arranged at the free end of the cover body 12, the protruding rods 15 are structurally matched with the grooves 14, the protruding rods 15 have elasticity, the cover body 12 covers the wire insertion space, and the protruding rods 15 extend into the grooves 14, so that the cover body 12 can be stably covered on the upper cavity, and the cover body 12 is prevented from vibrating up and down to collide with the upper cavity and generate noise when the hybrid doubling switcher is moved.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (10)
1. A hybrid doubling switcher that facilitates detection of audio signal switching faults, comprising:
the input end of the first 3P plug-in wiring terminal is connected with an audio sending end so as to transmit an audio signal input by the audio sending end, wherein when the input end of the first 3P plug-in wiring terminal is connected with the audio sending end, a plug-in signal is sent;
the microcontroller is connected with the output end of the first 3P plug-in wiring terminal to receive the audio signal and the plug-in signal;
the input terminal of the hub is connected with the microcontroller so as to transmit the audio signal, and the first output terminal of the hub is connected with the microcontroller so as to send a first feedback signal corresponding to the audio signal to the microcontroller;
the audio signal processing chip is connected with the second output terminal of the concentrator to receive and process the audio signal to obtain a processed audio signal, and the audio signal processing chip is connected with the microcontroller to send a second feedback signal corresponding to the processed audio signal to the microcontroller;
the second 3P plug-pull wiring terminal is connected with the audio signal processing chip to transmit the processed audio signal;
the audio receiving end is connected with the output end of the second 3P plug-in wiring terminal to display the processed audio signal;
the detection module comprises a charging storage battery connected with the microcontroller, and a first signal lamp, a second signal lamp and a third signal lamp which are connected with the charging storage battery;
when the micro controller receives the plugging signal, the micro controller detects whether the audio signal is received or not at a first frequency, when the micro controller does not receive the audio signal within 2s, the micro controller controls the charging storage battery to supply power to the first signal lamp and continuously detects whether the audio signal is received or not at the first frequency, when the micro controller receives the audio signal, the micro controller controls the charging storage battery to stop supplying power to the first signal lamp and detects whether the plugging signal is received or not at a second frequency, and the first frequency is greater than the second frequency;
when the micro controller receives the audio signal, the micro controller detects whether the first feedback signal is received or not at a third frequency, when the micro controller does not receive the first feedback signal within 1s, the micro controller controls the charging storage battery to supply power to the second signal lamp and continuously detects whether the first feedback signal is received or not at a third frequency, when the micro controller receives the first feedback signal, the micro controller controls the charging storage battery to stop supplying power to the second signal lamp and detects whether the first feedback signal is received or not at a fourth frequency, and the third frequency is greater than the fourth frequency;
when the microcontroller receives the first feedback signal, the microcontroller detects whether the second feedback signal is received or not at a fifth frequency, when the microcontroller does not receive the second feedback signal within 1s, the microcontroller controls the rechargeable storage battery to supply power to the third signal lamp, when the microcontroller receives the second feedback signal, the microcontroller controls the rechargeable storage battery to stop supplying power to the third signal lamp and detects whether the second feedback signal is received or not at a sixth frequency, and the fifth frequency is greater than the sixth frequency.
2. The hybrid multiple line switcher facilitating detection of audio signal switching failure of claim 1 wherein said first frequency, said third frequency and said fifth frequency are all 60 times/min and said second frequency, said fourth frequency and said sixth frequency are all 10 times/min.
3. The hybrid multiple line switcher for facilitating detection of audio signal switching failure of claim 1, further comprising:
the installation shell is arranged on one side of the shell of the mixing doubling switcher and integrally formed with the shell, the installation shell is in a similar cuboid shape, the top of the installation shell is open, a horizontal partition plate is arranged inside the installation shell to divide the installation shell into an upper cavity and a lower cavity, a plurality of vertical partition plates are vertically arranged on the horizontal partition plate along the length direction of the horizontal partition plate at intervals to divide the upper cavity into a plurality of wire plugging spaces, a cover body is arranged on each wire plugging space, the cover bodies are hinged on the side wall shared by the wire plugging spaces and the shell, the cover bodies rotate up and down, and gaps are formed in the side walls of the wire plugging spaces, which are opposite to the shell, so that power supply wires can penetrate out;
the plurality of interfaces are arranged in each wire plugging space, penetrate through the horizontal partition plate at intervals and are positioned on one side close to the shell, and the interfaces are electrically connected or in communication connection with electrical components in the shell;
a plurality of card line mechanisms all are equipped with a plurality of card line mechanisms in every plug wire space, and every card line mechanism includes:
the clamping groove is arranged on the horizontal partition plate and is positioned between the interfaces and the notches, the clamping groove is arranged along a direction parallel to the connecting lines of the interfaces, and an elastic layer is laid on the inner wall of the clamping groove;
the lower ends of the clamping blocks are clamped in the clamping grooves, the upper ends of the clamping blocks are higher than the upper ends of the clamping grooves, and elastic bulges are convexly arranged on the side walls of the clamping blocks above the clamping grooves;
a plurality of dust absorption mechanisms, dust absorption mechanism sets up in the plug wire space, every dust absorption mechanism in order to include:
the accommodating groove is formed in the lower surface of the cover body and is positioned right above the interface;
an electric cylinder accommodated in the accommodation tank;
the exhaust fan is fixed with an output shaft of the electric cylinder, and an air inlet end of the exhaust fan is provided with a screen layer made of rubber;
one end of the air outlet pipe is communicated with the air outlet end of the exhaust fan, and the other end of the air outlet pipe penetrates through the side wall of the cover body and penetrates out of the cover body;
when the electric cylinder drives the exhaust fan to move downwards to the terminal point, the screen layer is abutted to the upper end face of the interface, and when the electric cylinder drives the exhaust fan to move upwards to the terminal point, the exhaust fan is accommodated in the accommodating groove.
4. The hybrid multiple line switcher facilitating detection of audio signal switching faults as recited in claim 3 wherein said interface comprises said first 3P plug terminal and said second 3P plug terminal.
5. The hybrid multiple line switch for facilitating detection of audio signal switching faults as recited in claim 3 wherein said interfaces further comprise an RS232 serial port, a USB serial port, an HDMI interface, a VGA female interface, an HDMI interface, and an RJ-45 interface.
6. The hybrid doubling switcher convenient to detect audio signal switching faults as claimed in claim 3 wherein a picture corresponding to the interface is pasted on the upper surface of the cover body and located right above the interface, a rubber pad is laid on the position where the cover body contacts with the plug wire space, and a lug is arranged on the side wall of the free end of the cover body.
7. The hybrid doubling switcher to facilitate detection of audio signal switching failures of claim 3 wherein the first signal light, the second signal light, and the third signal light are disposed on an outer surface of the housing.
8. The hybrid doubling switch to facilitate detection of audio signal switching failures as claimed in claim 3, wherein the horizontal distance of the interface from the hinged side wall of the cover is greater than 1.2cm, and the horizontal distance of the interface from the slot is greater than 1.5 cm.
9. The hybrid multiple line switch for facilitating detection of audio signal switching faults as claimed in claim 3, wherein the edge of the gap is coated with a resilient buffer layer.
10. The mixing doubling switcher convenient for detecting audio signal switching faults as claimed in claim 3, wherein a pair of cylindrical grooves are arranged on the side wall where the notch is located and located on two sides of the notch, a pair of cylindrical protruding rods are arranged downwards at the free end of the cover body, the protruding rods are matched with the grooves in structure, the protruding rods have elasticity, the cover body covers the wire plugging space, and the protruding rods extend into the grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810901736.4A CN109218632B (en) | 2018-08-09 | 2018-08-09 | Mixed doubling switcher convenient to overhaul |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810901736.4A CN109218632B (en) | 2018-08-09 | 2018-08-09 | Mixed doubling switcher convenient to overhaul |
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| CN109218632A CN109218632A (en) | 2019-01-15 |
| CN109218632B true CN109218632B (en) | 2020-11-10 |
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| KR0151353B1 (en) * | 1995-06-14 | 1998-10-15 | 김광호 | The self dignostic circuit and method of monitor |
| US7755503B2 (en) * | 2004-06-16 | 2010-07-13 | Dell Products L.P. | System and method for error messaging of an incorrect information handling system graphics cable connection |
| JP4821824B2 (en) * | 2008-09-19 | 2011-11-24 | ソニー株式会社 | Image display device, connector display method, transmission line state detection device, transmission line state detection method, and semiconductor integrated circuit |
| CN201995050U (en) * | 2011-03-17 | 2011-09-28 | 北京加维通讯电子技术有限公司 | Audio-video switcher |
| CN106043358B (en) * | 2016-08-17 | 2017-11-10 | 四川网达科技有限公司 | Method for early warning based on 64D type all-relay semi-automatic block systems |
| CN206042252U (en) * | 2016-08-31 | 2017-03-22 | 飞讯达（厦门）信息技术有限公司 | Distribution frame with LED display lamp |
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