CN103645654B - A kind of audio optical signal path changing method and device - Google Patents
A kind of audio optical signal path changing method and device Download PDFInfo
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- CN103645654B CN103645654B CN201310656303.4A CN201310656303A CN103645654B CN 103645654 B CN103645654 B CN 103645654B CN 201310656303 A CN201310656303 A CN 201310656303A CN 103645654 B CN103645654 B CN 103645654B
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Abstract
A kind of audio optical signal path changing method and device are provided, pushbutton switch module one, pushbutton switch module two, micro-electro-mechanical optical switches, ship type seesaw change-over switch module, one side control circuit board and two path pilot lamp are set, when pushbutton switch module one is unlocked, ship type seesaw change-over switch module opens path pilot lamp one, and one side control circuit board controls micro-electro-mechanical optical switches conduction path one; When pushbutton switch module two is unlocked, ship type seesaw change-over switch module opens path pilot lamp two, and one side control circuit board controls micro-electro-mechanical optical switches conduction path two, thus realizes any switching laws of binary channel.The present invention is directed to use between the sound appliances of Optical Fiber Transmission sound signal and communicate, solve two to a path switching problem during communication, by the simple and convenient realization of button of pressing on lower device, the fast accurate of binary channel is switched, and keep path conducting state after device power-off, ensure energy-conserving and environment-protective, there is very high practical value.
Description
Technical field
The invention belongs to sound signal handoff technique field, be specifically related to a kind of audio optical signal path changing method and device.
Background technology
Along with the fast development of science and technology, the kind of the scientific and technological consumer goods is day by day various, and function is constantly updated, and plays increasing effect in daily life, work and amusement.For audio-visual amusement, it has occupied the major part of leisure way in modern's life, corresponding consumer electronics therewith, as 3D TV, DVD player, high-definition liquid crystal display, notebook computer, flat board, desktop computer etc., a feast for the eyes, garrison for a long time on the situation of selling well list of each hypermarket.Obviously, the day by day perfect audio output function true to nature of this series products is performed meritorious deeds never to be obliterated to this, meanwhile, for asking the main trend catching up with polynary true to natureization of the sound channel function of appeal, in audio-visual amusement, the audio output function of main flow equipment is upgraded to 7.1 sound channels by 5.1 original sound channels, its expression effect image more true to nature, audio transmission form is also by originally single and the electrical signal form that there is certain limitation transfers the new model that light signal is combined with electric signal to, compare the audio electrical signal using cable transmission, the audio frequency light signal of use Optical Fiber Transmission can in a wider context without the need to considering the impact of transmission cable distance, transmission path is more flexible, and not by periphery electromagnetic interference (EMI), thus make the sequential reduction effect of signal better, therefore, a lot of electronic product has all upgraded and has upgraded and be equipped with optical fiber interface on the market.At present, in actual life, a lot of occasion needs to use optical fiber to carry out transmission of audio signal to ensure high tone quality, communication such as between sound appliances, but by fund, the factor restrictions such as instrument size, each apparatus for transmitting signal can not be met and can match a signal receiver, usually that multiple stage apparatus for transmitting signal only can match with same signal receiver (such as audio amplifier) in turn, such as all be configured with the DVD player of optical fiber interface, CD player, the multiple stage such as liquid crystal TV set or computer apparatus for transmitting signal, every platform equipment all forms the path of a transmission of audio light signal with same signal receiver (i.e. audio amplifier), therefore all need plug Optical fiber plug to realize the conducting of path when switching multi-path at every turn.Due to optical fiber use in high to plug, interface health conditions requiring, dustless state optical signal laser propagation effect is just best, changes that must ensure to operate conscientiously could dust-proof loss prevention so each, quite consuming time and inconvenient, extremely affect the service efficiency of equipment, be therefore necessary to propose to improve.
Summary of the invention
The technical matters that the present invention solves: a kind of audio optical signal path changing method and device are provided, communicate for using between the sound appliances of Optical Fiber Transmission sound signal, solve path switching problem during many-one communication, especially two to one communication, just can realize switching binary channel fast accurate by the button pressed on lower device, simple and convenient, and because the micro-electro-mechanical optical switches devices function used is in lock-in state (switched path that is namely energized, power-off keep current pass), assurance device energy-conserving and environment-protective.
The technical solution used in the present invention: a kind of audio optical signal path changing method, pushbutton switch module one containing the first switching push button is set, containing the pushbutton switch module two of the second switching push button, micro-electro-mechanical optical switches, ship type seesaw change-over switch module, first path pilot lamp, alternate path pilot lamp and one side control circuit board, when pressing the first switching push button, ship type seesaw change-over switch module is activated, first path pilot lamp is opened, the interlock circuit of the one side of pushbutton switch module one conducting simultaneously control circuit board, control micro-electro-mechanical optical switches and be switched to the first path, when pressing the second switching push button, ship type seesaw change-over switch module is activated, and alternate path pilot lamp is opened, and the interlock circuit of the one side of pushbutton switch module two conducting simultaneously control circuit board, controls micro-electro-mechanical optical switches and be switched to alternate path.
A kind of audio optical signal path switching device shifter is also provided, comprises pushbutton switch module one, pushbutton switch module two, micro-electro-mechanical optical switches, ship type seesaw change-over switch module, the first path pilot lamp, alternate path pilot lamp and one side control circuit board, described pushbutton switch module one by band the first switching push button of spring, the first horizontal conduction electrode to vertical conduction electrode before cradle, first after cradle, first before, hollow cylinder firmware one, first to, after first vertical conduction electrode to forming, described first horizontal conduction electrode is externally embedded under the first switching push button two-arm, when the first switching push button is pressed conducting to be embedded in before first before first in cradle vertical conduction electrode to be embedded in first after first in cradle after vertical conduction electrode to formation two conduction path, hollow cylinder firmware one is placed in one side control circuit back and coordinates and fix the first switching push button, after cradle before described first, first cradle be also placed in the common support dwelling of one side control circuit back in be pressed state time the first switching push button two-arm, described pushbutton switch module two by band the second switching push button of spring, the second horizontal conduction electrode to vertical conduction electrode before cradle, second before, hollow cylinder firmware two, second to, after second after cradle, second vertical conduction electrode to forming, described second horizontal conduction electrode is externally embedded under the second switching push button two-arm, when the second switching push button is pressed conducting be embedded in vertical conduction electrode before second before second in cradle to second after after second in cradle vertical conduction electrode to formation two conduction path, hollow cylinder firmware two is placed in one side control circuit back and coordinates and fix the second switching push button, after cradle before described second, second cradle be also placed in the common support dwelling of one side control circuit back in be pressed state time the second switching push button two-arm, described micro-electro-mechanical optical switches is 1 × 2 micro-electro-mechanical optical switches of encapsulation, define its two input end and be respectively the first audio frequency light signal input channel, the second audio frequency light signal input channel, defining its output terminal is unique audible light signal output channel, defines its four pins playing control action and is respectively pin one, pin two, pin three and pin four, described ship type seesaw change-over switch module is by two-arm hollow out and the ship type seesaw of the outstanding transverse axis of band, ball heads strut, the little seesaw of sheet with drift angle, the first instruction small electrode, the second instruction small electrode, the little seesaw firmware of sheet, after firmware, ship type seesaw, firmware forms before ship type seesaw, the two-arm of described ship type seesaw hollow out is passed successively by the first switching push button with spring and the second switching push button, under described ball heads strut coordinates ship type seesaw to be placed in it, and the right arm of little for sheet seesaw is pressed on the second instruction small electrode, make two-arm originally become the left arm of the little seesaw of the sheet of certain drift angle more away from the first instruction small electrode simultaneously, the little seesaw of sheet with drift angle to be placed on sheet little seesaw firmware and to rotate around sheet little seesaw Firmware Hub axle appropriateness, the outstanding transverse axis that before described ship type seesaw, after firmware and ship type seesaw, firmware utilizes its respective through hole to fix ship type seesaw respectively makes ship type seesaw rotate around axle appropriateness, described first path pilot lamp, alternate path pilot lamp indicate the conducting state of the first path be made up of the first audio frequency light signal input channel and unique audible light signal output channel, the alternate path be made up of the second audio frequency light signal input channel and unique audible light signal output channel respectively, the conducting of the corresponding path of the bright instruction of lamp, on the contrary then no, described one side control circuit board is the circuit board be printed on one side, and its front is placed in down and is printed with wiring, and above-mentioned device and module are fixed as support base plate in the back side.
Also comprise power supply, the magnitude of voltage of described power supply is 3V, is connected with one side control circuit board, for micro-electro-mechanical optical switches and two signal lamps provide electric energy.
Also comprise pilot lamp master switch, described pilot lamp master switch is common self-locking type pushbutton switch, is placed on the back side of one side control circuit board; During unlatching, control the first path pilot lamp and alternate path pilot lamp is switched to power supply, disconnect it during closedown and be connected with power supply.
Also comprise plastic casing body, described plastic casing body is made up of first shell body and lower housing body.
Further, described first horizontal conduction electrode to, before first vertical conduction electrode to, after first vertical conduction electrode to, the second horizontal conduction electrode to, before second vertical conduction electrode to, after second vertical conduction electrode to the strip shaped electric poles being two conducting metal materials and making, except the first horizontal conduction electrode is external to, the second horizontal conduction electrode, all the other are all electrically connected with one side control circuit board.
Further, the little seesaw of the described sheet with drift angle, the first instruction small electrode, the second instruction small electrode are conductive metallic material and are all electrically connected with one side control circuit board.
Further, described parts are all built in plastic casing body.
The present invention is compared with prior art simple and convenient, only need pressing corresponding switching push button, just can selecting the binary channel of transmission of audio light signal, without the need to carrying out any plug to optical fiber head; Switch fast accurate, consume and lower light insertion loss when micro-electro-mechanical optical switches device used can realize the switching lower than 8ms; Device energy-conserving and environment-protective, the micro-electro-mechanical optical switches selected is operated in lock-in state, only presses at switching push button and consumes electric energy instantaneously, after button is upspring, just can keep the conducting of path, without the need to lasting consumption electric energy always.
Accompanying drawing explanation
Fig. 1 is using state schematic diagram of the present invention;
Fig. 2 is the perspective exploded view of this structure;
Fig. 3 is the explosive view of structure of the present invention;
Fig. 4 A is the partial cutaway schematic of apparatus of the present invention when the first switching push button is pressed;
Fig. 4 B is the partial cutaway schematic of apparatus of the present invention after the first switching push button is released;
Fig. 4 C is the partial cutaway schematic of apparatus of the present invention when the second switching push button is pressed;
Fig. 4 D is the partial cutaway schematic of apparatus of the present invention after the second switching push button is released;
Fig. 5 is one side control circuit board electrical schematic diagram of the present invention;
Fig. 6 is solid combination schematic diagram of the present invention.
Description of reference numerals:
1CD machine; 2 computers; 3 audio optical signal path switching device shifters; 4 audio amplifiers;
100 pushbutton switch modules one; 101 first switching push buttons; 102 first horizontal conduction electrodes pair; 103 hollow cylinder firmwares one; Cradle before 104 first; Cradle after 105 first; Vertical conduction electrode pair before 106 first; Vertical conduction electrode pair after 107 first;
200 pushbutton switch modules two; 201 second switching push buttons; 202 second horizontal conduction electrodes pair; 203 hollow cylinder firmwares two; Cradle before 204 second; Cradle after 205 second; Vertical conduction electrode pair before 206 second; Vertical conduction electrode pair after 207 second;
300 micro-electro-mechanical optical switches; 301 first audio frequency light signal input channels; 302 second audio frequency light signal input channels; 303 unique audible light signal output channels; 304 pins one; 305 pins two; 306 pins three; 307 pins four;
400 ship type seesaw change-over switch modules; 401 ship type seesaws; 402 ball heads struts; 403 with the little seesaw of sheet of drift angle; 404 first instruction small electrodes; 405 second instruction small electrodes; The little seesaw firmware of 406 sheet; Firmware before 407 ship type seesaws; Firmware after 408 ship type seesaws;
501 first path pilot lamp; 502 alternate path pilot lamp; 503 pilot lamp master switchs;
600 one side control circuit boards;
700 power supplys;
800 plastic casing bodies; 801 first shell bodies; 802 lower housing bodies.
Embodiment
Embodiments of the invention are described in detail below in conjunction with accompanying drawing.
Referring to Fig. 1, is a preferred embodiment of a kind of audio optical signal path switching device shifter of the present invention shown in figure.In this embodiment, two audio frequency optical signal sources are respectively from CD player 1, computer 2, this audio optical signal path switching device shifter 3 can switch this two inputs audio frequency light signal, output audio light signal is directly sent to the sound-box device 4 that is configured with optical fiber interface, realize switching without plug-in audio optical signal path.Its sound intermediate frequency optical signal source can come the DVD player of self-configuring optical fiber interface, CD player, liquid crystal TV set or apparatus such as computer, not as limit.
Refer to Fig. 2 and Fig. 3, as shown in the figure, audio optical signal path switching device shifter of the present invention, comprising: pushbutton switch module 1, pushbutton switch module 2 200, micro-electro-mechanical optical switches 300, ship type seesaw change-over switch module 400, first path pilot lamp 501, alternate path pilot lamp 502 and an one side control circuit board 600.Wherein, by the horizontal conduction electrode of the first switching push button 101, first of band spring, to 102, before hollow cylinder firmware one 103, first, after cradle 104, first, before cradle 105, first, vertical conduction electrode forms 107 vertical conduction electrode after 106, first described pushbutton switch module 100; First horizontal conduction electrode is embedded under the first switching push button 101 two-arm outside 102, can when the first switching push button 101 is pressed conducting before being embedded in first of cradle 104 before first vertical conduction electrode to 106 and be embedded in cradle 105 after first first after vertical conduction electrode to 107, form two conduction path; Hollow cylinder firmware 1 is placed in the back side of one side control circuit board 600, coordinates and fixes the first switching push button 101; Before first, cradle 105 is also placed on one side control circuit board 600 after cradle 104, first, common support dwelling in be pressed state time the first switching push button 101 two-arm.(consulting Fig. 3)
By the horizontal conduction electrode of the second switching push button 201, second of band spring, to 202, before hollow cylinder firmware 2 203, second, after cradle 204, second, before cradle 205, second, vertical conduction electrode forms 207 vertical conduction electrode after 206, second described pushbutton switch module 2 200; Second horizontal conduction electrode is embedded under the second switching push button 201 two-arm outside 202, can when the second switching push button 201 is pressed conducting before being embedded in second of cradle 204 before second vertical conduction electrode to 206 and be embedded in cradle 205 after second second after vertical conduction electrode to 207, form two conduction path; Hollow cylinder firmware 2 203 is placed in the back side of one side control circuit board 600, coordinates and fixes the second switching push button 201; Before second, cradle 205 is also placed in the back side of one side control circuit board 600 after cradle 204, second, common support dwelling in be pressed state time the second switching push button 201 two-arm.(consulting Fig. 3)
Described micro-electro-mechanical optical switches 300 is 1 × 2 micro-electro-mechanical optical switches of an encapsulation, define its two input end and be respectively the first audio frequency light signal input channel 301, second audio frequency light signal input channel 302, defining its output terminal is unique audible light signal output channel 303, defines its four pins playing control action and is respectively pin 1, pin 2 305, pin 3 306 and pin 4 307.
Described ship type seesaw change-over switch module 400 by two-arm hollow out and the ship type seesaw 401 of the outstanding transverse axis of band, ball heads strut 402, indicate small electrode 404, second to indicate small electrode 405, the little seesaw firmware 406 of sheet, ship type seesaw with the little seesaw of sheet 403, first of drift angle before firmware 407, firmware 408 forms after ship type seesaw; The two-arm of ship type seesaw 401 hollow out is passed successively by the second switching push button 201 of the first switching push button 101 with spring and band spring; Under ball heads strut 402 coordinates ship type seesaw 401 to be placed in it, and the right arm of little for sheet seesaw 403 is pressed on the second instruction small electrode 405, makes two-arm originally become the left arm of the little seesaw 403 of the sheet of certain drift angle more away from the first instruction small electrode 404 simultaneously; The little seesaw of sheet 403 with drift angle is placed on the little seesaw firmware 406 of sheet, can rotate around Firmware Hub axle appropriateness; Before ship type seesaw, after firmware 407 and ship type seesaw, firmware 408 utilizes its respective through hole to fix the outstanding transverse axis of ship type seesaw 401 respectively, and ship type seesaw 401 can be made to rotate around axle appropriateness.(consulting Fig. 3)
Described first path pilot lamp 501, alternate path pilot lamp 502 indicate the first audio frequency light signal input channel 301 and the conducting state of unique audible light signal output channel 303, second audio frequency light signal input channel 302 with unique audible light signal output channel 303 respectively, the conducting of the corresponding path of the bright instruction of lamp, on the contrary then no.
Described one side control circuit board 600 is a circuit board be printed on one side, and its front is placed in down and is printed with wiring, and above-mentioned device and module are fixed as support base plate in the back side.
Above-mentioned audio optical signal path switching device shifter, also comprises power supply 700, and described supply voltage value is 3V, is connected with one side control circuit board 600, for micro-electro-mechanical optical switches 300, two signal lamp 501 and 502 provides electric energy.Also comprise pilot lamp master switch 503, described pilot lamp master switch 503 is a common self-locking type pushbutton switch, is placed on the back side of one side control circuit board 600; During unlatching, control the first path pilot lamp 501, this two signal lamp of alternate path pilot lamp 502 is switched to power supply 700, disconnect it during closedown and be connected with power supply 700; Also comprise: a plastic casing body 800, described plastic casing body is made up of first shell body 801, one lower housing body 802.(consulting Fig. 6)
Above-mentioned first horizontal conduction electrode is two piece strip shaped electric poles to vertical conduction electrode after 206, second to 207 to vertical conduction electrode before 202, second to the 107, second horizontal conduction electrode to vertical conduction electrode after 106, first to conduction electrode vertical before 102, first, conducting metal material; Except the first horizontal conduction electrode to the 102, second horizontal conduction electrode to except 202, all the other are all electrically connected with one side control circuit board 600.The little seesaw 403, first of the above-mentioned sheet with drift angle indicates small electrode 404, second to indicate small electrode 405 be conductive metallic material and be all electrically connected with one side control circuit board 600.Above-mentioned all parts are all built in plastic casing body 800.(consulting Fig. 6)
Refer to Fig. 5, one side control circuit board circuit 600 sketch of preferred embodiment for this reason shown in figure.The combination of devices in kind that in existing key drawing, each electrical equipment is corresponding and connected mode: button switch K 1 open in usual is made up of 107 the 106, first rear vertical conduction electrode the 102, first front vertical conduction electrode the first horizontal conduction electrode, wherein vertical conduction electrode is to 106 as lower end before first, and after first, vertical conduction electrode is connected with pin 1, pin 2 305 as upper end to 107; Button switch K 2 open in usual is made up of 207 the 206, second rear vertical conduction electrode the 202, second front vertical conduction electrode the second horizontal conduction electrode, wherein vertical conduction electrode is connected with pin 3 306, pin 4 307 as lower end to 206 before second, after second vertical conduction electrode to 207 as upper end; Single-pole double-throw switch (SPDT) K3 indicates small electrode 405 and the little seesaw 403 of sheet to form by the first instruction small electrode 404, second, and wherein the first instruction small electrode 404 is as left moved end, the second instruction small electrode 405 as right moved end, and the little seesaw 403 of sheet is as not moved end; LED 1 is the first path pilot lamp 501, and its positive pole is connected with the right moved end of single-pole double-throw switch (SPDT) K3 by resistance; LED 2 is alternate path pilot lamp 502, and its positive pole is connected with the left moved end of single-pole double-throw switch (SPDT) K3 by resistance; Self-locking type button switch K is pilot lamp master switch 503, and its upper end is connected with the not moved end of single-pole double-throw switch (SPDT) K3; Vcc end is the positive pole of power supply 700, and connects the side of button switch K 1 lower end open in usual corresponding pin 2 305, the lower end of self-locking type button switch K, the side of button switch K open in usual 2 upper end corresponding pin 3 306 successively; GND end is the negative pole of power supply 700, and connects the side of button switch K 1 lower end open in usual corresponding pin 1, LED 1 and the negative pole of LED 2, the side of button switch K open in usual 2 upper end corresponding pin 4 307 successively.
Please with reference to Fig. 4 A, Fig. 4 B, Fig. 4 C, Fig. 4 D, wherein Fig. 4 A, Fig. 4 B respectively for this reason preferred embodiment be pressed in the first switching push button 101, partial cutaway schematic when discharging, Fig. 4 C, Fig. 4 D are respectively that the second switching push button 201 is pressed, partial cutaway schematic when discharging, are now described in detail with the specific works process of this preferred embodiment to a kind of audio optical signal path switching device shifter of the present invention.
When the first switching push button 101 is pressed, the two-arm of the first switching push button 101 is urged to the left arm of ship type seesaw 401, its right arm is upwarped and drives ball heads strut 402 to push down the little seesaw 403 of sheet, sheet little seesaw 403 right arm is made to be pressed on the second instruction small electrode 405, keep left arm away from the first instruction small electrode 404 simultaneously, the right moved end of single-pole double-throw switch (SPDT) K3 in equivalence conducting Fig. 5, owing to supposing that pilot lamp master switch 503 is unlocked herein, therefore LED 1 i.e. the first path pilot lamp 501 is lit, on the other hand, the the first horizontal conduction electrode being embedded in the first switching push button 101 two-arm outward touches to 102 the first front vertical conduction electrode being embedded in cradle 104 before first does not simultaneously draw 106(Fig. 4 A, refer to Fig. 3), after being embedded in first of cradle 105 after first, vertical conduction electrode is to 107, form two conduction path, button switch K open in usual 1 in equivalence conducting Fig. 5, then pin 1, pin 2 305 receives low level respectively, high level, micro-electro-mechanical optical switches 300 conducting first audio frequency light signal input channel 301 and unique audible light signal output channel 303, and be in the lock state.
After the first switching push button 101 is released, due to spring action, first switching push button 101 returns to initial position height, due to the cause of ship type seesaw 401 design feature, now the right arm of the little seesaw 403 of sheet keeps pushing down on the second instruction small electrode 405, and equivalence keeps the right moved end of single-pole double-throw switch (SPDT) K3 in conducting Fig. 5, if pilot lamp master switch 503 is not closed, then LED 1 i.e. the first path pilot lamp 501 is lit continuing, otherwise lamp extinguishes; On the other hand, the the first horizontal conduction electrode being embedded in the first switching push button 101 two-arm outward disconnects the front vertical conduction electrode be embedded in cradle 104 before first first to 102 simultaneously and does not draw 106(Fig. 4 B, refer to Fig. 3), be embedded in cradle 105 after first first after vertical conduction electrode to 107 contact, button switch K open in usual 1 in equivalence fragmentary 5, because micro-electro-mechanical optical switches 300 is operated in lock-out state, this timer still keeps current conduction path.So far, the first path has switched.
When the second switching push button 201 is pressed, the two-arm of the second switching push button 201 is urged to the right arm of ship type seesaw 401, its left arm is upwarped and drives ball heads strut 402 to push down the little seesaw 403 of sheet, sheet little seesaw 403 left arm is made to be pressed on the first instruction small electrode 404, keep right arm away from the second instruction small electrode 405 simultaneously, the left moved end of single-pole double-throw switch (SPDT) K3 in equivalence conducting Fig. 5, owing to supposing that pilot lamp master switch 503 is unlocked herein, therefore LED 2 i.e. alternate path pilot lamp 502 is lit, on the other hand, the horizontal conduction electrode being embedded in the second switching push button 201 two-arm outward touches to 202 the second vertical front conduction electrode being embedded in cradle 204 before second does not simultaneously draw 206(Fig. 4 C, refer to Fig. 3), after being embedded in second of cradle 205 after second, vertical conduction electrode is to 207, form two conduction path, the button switch K open in usual 2 in conducting Fig. 5 is opened in equivalence, then pin 3 306, pin 4 307 receives high level respectively, low level, micro-electro-mechanical optical switches 300 conducting second audio frequency light signal input channel 302 and unique audible light signal output channel 303, and be in the lock state.
After the second switching push button 201 is released, due to spring action, second switching push button 201 returns to initial position height, due to the cause of ship type seesaw 401 design feature, now the left arm of the little seesaw 403 of sheet keeps pushing down on the first instruction small electrode 404, and equivalence keeps the left moved end of single-pole double-throw switch (SPDT) K3 in conducting Fig. 5, if pilot lamp master switch 503 is not closed, then LED 2 i.e. alternate path pilot lamp 502 is lit continuing, otherwise lamp extinguishes; On the other hand, the horizontal conduction electrode being embedded in the second switching push button 201 two-arm does not outward draw 206(Fig. 4 D second of cradle 204 before 202 simultaneously disconnection and second the vertical front conduction electrode, refer to Fig. 3) be embedded in second of cradle 205 after second after vertical conduction electrode to 207 contact, button switch K open in usual 2 in equivalence fragmentary 5, because micro-electro-mechanical optical switches 300 is operated in lock-out state, this timer still keeps current conduction path.So far, alternate path has switched.
The above, be only the present invention one preferably embodiment, but protection scope of the present invention is not limited thereto, the relative position of the first path pilot lamp 501 of the present invention, alternate path pilot lamp 502, pilot lamp total master switch 503 three and realize device and can also adopt other similar manner; Micro-electro-mechanical optical switches 300, one side control circuit board 600 can also adopt other corresponding circuit connecting methods, change the definition of micro-electro-mechanical optical switches device pin or its connection with each work package, the corresponding wiring line general layout etc. of change circuit board as adopted.Such conversion all drops within protection scope of the present invention.
Claims (7)
1. an audio optical signal path switching device shifter, is characterized in that: comprise pushbutton switch module one (100), pushbutton switch module two (200), micro-electro-mechanical optical switches (300), ship type seesaw change-over switch module (400), the first path pilot lamp (501), alternate path pilot lamp (502) and one side control circuit board (600), described pushbutton switch module one (100) forms (107) (106), the first rear vertically conduction electrode conduction electrode vertical before cradle (105), first after cradle (104), first before (102), hollow cylinder firmware one (103), first by being with first switching push button (101) of spring, the first horizontal conduction electrode, described first horizontal conduction electrode is to being embedded under the first switching push button (101) two-arm outside (102), and before when the first switching push button (101) is pressed, conducting is embedded in first in cradle before first (104), vertical conduction electrode forms two conduction path to vertical conduction electrode behind (106) and first after being embedded in first in cradle (105) to (107), hollow cylinder firmware one (103) is placed in one side control circuit board (600) back side and coordinates and fix the first switching push button (101), after cradle (104) before described first, first cradle (105) be also placed in common support dwelling, one side control circuit board (600) back side in be pressed state time the first switching push button (101) two-arm, described pushbutton switch module two (200) forms (207) cradle (205), the second rear vertically conduction electrode after (206), second conduction electrode vertical before cradle (204), second before (202), hollow cylinder firmware two (203), second by being with second switching push button (201) of spring, the second horizontal conduction electrode, described second horizontal conduction electrode is to being embedded under the second switching push button (201) two-arm outside (202), and before when the second switching push button (201) is pressed, conducting is embedded in second in cradle before second (204), vertical conduction electrode forms two conduction path to conduction electrode vertical after second in cradle (205) behind (206) and second to (207), hollow cylinder firmware two (203) is placed in one side control circuit board (600) back side and coordinates and fix the second switching push button (201), after cradle (204) before described second, second cradle (205) be also placed in common support dwelling, one side control circuit board (600) back side in be pressed state time the second switching push button (201) two-arm, described micro-electro-mechanical optical switches (300) is 1 × 2 micro-electro-mechanical optical switches of encapsulation, define its two input end and be respectively the first audio frequency light signal input channel (301), the second audio frequency light signal input channel (302), defining its output terminal is unique audible light signal output channel (303), defines its four pins playing control action and is respectively pin one (304), pin two (305), pin three (306) and pin four (307), described ship type seesaw change-over switch module (400) is by two-arm hollow out and the ship type seesaw (401) of the outstanding transverse axis of band, ball heads strut (402), the little seesaw of sheet (403) with drift angle, the first instruction small electrode (404), the second instruction small electrode (405), the little seesaw firmware (406) of sheet, after firmware (407), ship type seesaw, firmware (408) forms before ship type seesaw, the two-arm of described ship type seesaw (401) hollow out is passed successively by the first switching push button (101) with spring and the second switching push button (201), under described ball heads strut (402) coordinates ship type seesaw (401) to be placed in it, and the right arm of little for sheet seesaw (403) is pressed on the second instruction small electrode (405), make two-arm originally become the left arm of the little seesaw of the sheet of certain drift angle (403) more away from the first instruction small electrode (404) simultaneously, the little seesaw of sheet with drift angle (403) is placed in sheet little seesaw firmware (406) and goes up and rotate around sheet little seesaw firmware (406) central shaft appropriateness, the outstanding transverse axis that before described ship type seesaw, after firmware (407) and ship type seesaw, firmware (408) utilizes its respective through hole to fix ship type seesaw (401) respectively makes ship type seesaw (401) rotate around axle appropriateness, described first path pilot lamp (501), alternate path pilot lamp (502) indicate the conducting state of the first path be made up of the first audio frequency light signal input channel (301) and unique audible light signal output channel (303), the alternate path be made up of the second audio frequency light signal input channel (302) and unique audible light signal output channel (303) respectively, the conducting of the corresponding path of the bright instruction of lamp, on the contrary then no, the circuit board of described one side control circuit board (600) for being printed on one side, its front is placed in down and is printed with wiring, and described pushbutton switch module one (100), pushbutton switch module two (200), ship type seesaw change-over switch module (400), the first path pilot lamp (501) and alternate path pilot lamp (502) are fixed as support base plate in the back side.
2. audio optical signal path switching device shifter according to claim 1, it is characterized in that: also comprise power supply (700), the magnitude of voltage of described power supply (700) is 3V, be connected with one side control circuit board (600), for micro-electro-mechanical optical switches (300) and two signal lamps provide electric energy.
3. audio optical signal path switching device shifter according to claim 2, it is characterized in that: also comprise pilot lamp master switch (503), described pilot lamp master switch (503) is common self-locking type pushbutton switch, is placed on the back side of one side control circuit board (600); During unlatching, control the first path pilot lamp (501) and alternate path pilot lamp (502) is switched to power supply, disconnect it during closedown and be connected with power supply.
4. audio optical signal path switching device shifter according to claim 3, it is characterized in that: also comprise plastic casing body (800), described plastic casing body (800) is made up of first shell body (801) and lower housing body (802).
5. audio optical signal path switching device shifter according to claim 1, it is characterized in that: described first horizontal conduction electrode is to (102), before first, vertical conduction electrode is to (106), after first, vertical conduction electrode is to (107), second horizontal conduction electrode is to (202), before second, vertical conduction electrode is to (206), vertical conduction electrode is to (207) strip shaped electric poles that two conducting metal materials make after second, except the first horizontal conduction electrode is to (102), second horizontal conduction electrode to (202) outward, all the other are all electrically connected with one side control circuit board (600).
6. audio optical signal path switching device shifter according to claim 1, is characterized in that: the little seesaw of the described sheet with drift angle (403), the first instruction small electrode (404), the second instruction small electrode (405) are conductive metallic material and are all electrically connected with one side control circuit board (600).
7. audio optical signal path switching device shifter according to claim 4, it is characterized in that: described pushbutton switch module one (100), pushbutton switch module two (200), ship type seesaw change-over switch module (400), first path pilot lamp (501), alternate path pilot lamp (502), pilot lamp master switch (503), one side control circuit board (600), micro-electro-mechanical optical switches (300), first audio frequency light signal input channel (301), second audio frequency light signal input channel (302), unique audible light signal output channel (303), pin one (304), pin two (305), pin three (306), pin four (307), power supply (700) is all built in plastic casing body (800).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310656303.4A CN103645654B (en) | 2013-12-06 | 2013-12-06 | A kind of audio optical signal path changing method and device |
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| CN201310656303.4A CN103645654B (en) | 2013-12-06 | 2013-12-06 | A kind of audio optical signal path changing method and device |
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| CN103645654A CN103645654A (en) | 2014-03-19 |
| CN103645654B true CN103645654B (en) | 2016-01-20 |
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| CN201310656303.4A Expired - Fee Related CN103645654B (en) | 2013-12-06 | 2013-12-06 | A kind of audio optical signal path changing method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20020129374A1 (en) * | 1991-11-25 | 2002-09-12 | Michael J. Freeman | Compressed digital-data seamless video switching system |
| KR20010024599A (en) * | 1998-09-10 | 2001-03-26 | 이데이 노부유끼 | Electronic device, method of signal processing, method of input signal switching, and download system |
| CN1564385A (en) * | 2004-04-12 | 2005-01-12 | 建昊电子股份有限公司 | Sound source transfer device |
| CN2735464Y (en) * | 2004-05-11 | 2005-10-19 | 厦门市同安鹭源电子配件有限公司 | A multi-channel audio signal switcher |
| CN200969657Y (en) * | 2006-10-30 | 2007-10-31 | 潘国平 | Optical fiber access audio-video frequency matrix switch control system |
| CN103401810A (en) * | 2013-07-10 | 2013-11-20 | 浙江省电力设计院 | Optical switching matrix switcher-based power operation monitoring center audio and video system |
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