CN218276734U - Carrier rocket takeoff signal synchronous forwarding device based on optical transceiver - Google Patents
Carrier rocket takeoff signal synchronous forwarding device based on optical transceiver Download PDFInfo
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- CN218276734U CN218276734U CN202222741965.9U CN202222741965U CN218276734U CN 218276734 U CN218276734 U CN 218276734U CN 202222741965 U CN202222741965 U CN 202222741965U CN 218276734 U CN218276734 U CN 218276734U
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Abstract
The application provides a carrier rocket take-off signal synchronous forwarding device based on an optical transceiver, which comprises a front-end take-off signal forwarding box and a rear-end take-off signal forwarding box; the front-end takeoff signal forwarding box is electrically connected with ground measuring, transmitting and controlling equipment for controlling the closed circuit of the front-end takeoff signal forwarding box; the rear-end takeoff signal forwarding box is in communication connection with the front-end takeoff signal forwarding box; after the channel of the front-end takeoff signal forwarding box is closed, a channel closing signal is sent to the rear-end takeoff signal forwarding box, and after the rear-end takeoff signal forwarding box receives the channel closing signal of the front-end takeoff signal forwarding box, the channel of the front-end takeoff signal forwarding box is conducted; the output end of the rear takeoff signal forwarding box is electrically connected with at least one external signal acquisition device. The method and the device improve the maintainability of the equipment, can be used repeatedly, and improve the time synchronization precision of the takeoff signals of the systems.
Description
Technical Field
The application relates to the technical field of carrier rockets, in particular to a carrier rocket take-off signal synchronous forwarding device based on an optical transceiver.
Background
When a rocket is launched, a time system signal is needed among systems and is used as a take-off time zero point, and the technical term of the take-off time zero point is called as a T0 signal (take-off signal). Currently, there are two ways for each transmitting field to acquire a takeoff signal: the first mode is as follows: after hearing the takeoff password, the operator manually sends a takeoff signal in a complementary manner. The second mode is as follows: the existing T0 signal collecting and forwarding equipment is used for collecting TO signals (takeoff signals), and the T0 signal collecting and forwarding equipment is arranged at the bottom of the rocket and used for collecting the takeoff signals of the rocket and forwarding the takeoff signals of the rocket TO each launching field through a communication network.
However, the above method has the following disadvantages:
in the first mode, the disadvantage of the manual supplementary takeoff signal mode of the operator is as follows: the time delay is large and uncontrollable, the synchronization precision of the system signals among the systems is low, the difference is large, and adverse effects are generated on the data analysis after the subsequent rocket is launched.
In the second mode, the disadvantages of forwarding the takeoff signal to each transmitting field by using the existing T0 signal acquisition forwarding equipment are as follows: maintainability is poor, and secondly, because of the huge heat flow that produces when the rocket ignites, T0 signal acquisition forwarding device sets up in the rocket bottom, and is impaired easily under the heat flow, and T0 signal acquisition forwarding device can not used repeatedly.
Therefore, the technical problems to be solved at present are: how to improve the maintainability of the equipment, the repeated use of the equipment and the time synchronization precision of the takeoff signals of all the systems.
SUMMERY OF THE UTILITY MODEL
The carrier rocket takeoff signal synchronous forwarding device based on the optical transceiver improves the maintainability of equipment, can be used repeatedly, and simultaneously improves the takeoff signal time synchronization precision of each system.
In order to achieve the purpose, the application provides a carrier rocket takeoff signal synchronous forwarding device based on an optical transceiver, which comprises a front-end takeoff signal forwarding box and a rear-end takeoff signal forwarding box; the front-end takeoff signal forwarding box is electrically connected with ground measuring, transmitting and controlling equipment for controlling the closed circuit of the front-end takeoff signal forwarding box; the rear-end takeoff signal forwarding box is in communication connection with the front-end takeoff signal forwarding box; after the channel of the front-end takeoff signal forwarding box is closed, a channel closing signal is sent to the rear-end takeoff signal forwarding box, and after the rear-end takeoff signal forwarding box receives the channel closing signal of the front-end takeoff signal forwarding box, the channel of the front-end takeoff signal forwarding box is conducted; the output end of the rear takeoff signal forwarding box is electrically connected with at least one external signal acquisition device.
The synchronous forwarding device for the takeoff signal of the carrier rocket based on the optical transceiver is characterized in that the front-end takeoff signal forwarding box comprises a sending optical transceiver and a power adapter; the transmitting light end is electrically and mechanically connected in a loop of the normally open switch; the normally open switch is electrically connected with the ground measuring, transmitting and controlling equipment for controlling the normally open switch to be closed; the transmitting optical transceiver is electrically connected with the power adapter, and the power adapter is electrically connected with a power supply.
The optical transceiver-based carrier rocket takeoff signal synchronous forwarding device comprises a receiving optical transceiver and a power adapter, wherein the receiving optical transceiver is arranged in the rear-end takeoff signal forwarding box; the receiving optical transceiver is in communication connection with the transmitting optical transceiver; the receiving optical transceiver is electrically connected with the power adapter, and the power adapter is electrically connected with a power supply.
The optical transceiver-based carrier rocket takeoff signal synchronous forwarding device comprises a carrier rocket takeoff signal forwarding box, a carrier rocket takeoff signal forwarding box and a carrier rocket takeoff signal forwarding box, wherein the carrier rocket takeoff signal forwarding box comprises a switching value input and output device; the input end of the switching value input and output device is electrically connected with the output end of the transmitting optical transceiver; and the output end of the switching value input and output equipment is electrically connected with external signal acquisition equipment for acquiring switching value signals.
The optical transceiver-based carrier rocket takeoff signal synchronous forwarding device comprises a normally open switch, a first switch, a second switch, a first switch and a second switch, wherein the normally open switch is connected with the first switch and the second switch; two ends of the first normally open switch are respectively and electrically connected with a first interface and a second interface of the transmitting optical transceiver; and two ends of the second normally open switch are respectively and electrically connected with the third interface and the fourth interface of the transmitting optical transceiver.
The synchronous forwarding device for the takeoff signal of the carrier rocket based on the optical transceiver is described above, wherein the transmitting optical transceiver comprises a first transmitting optical transceiver and a second transmitting optical transceiver; the first transmitting optical transceiver is electrically connected with the first normally open switch and the second normally open switch; the second transmitting optical transceiver is electrically connected with the first normally open switch and the second normally open switch.
The optical transceiver-based carrier rocket takeoff signal synchronous forwarding device comprises a first receiving optical transceiver and a second receiving optical transceiver; the first receiving optical transceiver is in communication connection with the first transmitting optical transceiver; and the second receiving optical transceiver is in communication connection with the second sending optical transceiver.
The synchronous forwarding device for the takeoff signal of the launch vehicle based on the optical transceiver is described above, wherein the output ends of the first receiving optical transceiver and the second receiving optical transceiver are both electrically connected with a switching value input and output device.
The synchronous forwarding device for the takeoff signal of the carrier rocket based on the optical transceiver is characterized in that the first transmitting optical transceiver is connected with a power supply through a power adapter; and the second transmitting optical transceiver is connected with a power supply through a power adapter.
The optical transceiver-based carrier rocket takeoff signal synchronous forwarding device comprises a first receiving optical transceiver, a second receiving optical transceiver and a power supply, wherein the first receiving optical transceiver is connected with the power supply through a power adapter; and the second receiving optical transceiver is connected with a power supply through a power adapter.
The beneficial effect that this application realized is as follows:
(1) The optical transceiver is adopted to realize synchronous transmission of takeoff signals of the carrier rocket, is arranged on the ground, is convenient to maintain and improves the maintainability of equipment.
(2) This application adopts the partial function of ground survey, launch and control equipment, gather the rocket signal of taking off, and control the front end signal of taking off and transmit the box and switch on, then the box is transmitted and switch on to the rear end signal of taking off, gather the switching value signal that the box was transmitted to the rear end signal of taking off through external signal collection equipment after, external signal collection equipment acquires the signal of taking off promptly, the box setting is being kept away from rocket launching bottom or ground survey, it sends and controls equipment department to prevent that the box is transmitted to the front end signal of taking off among the rocket launching process from receiving the damage of rocket bottom blowout thermal current, thereby the box can used repeatedly is transmitted to the front end signal of taking off.
(3) This application is received optical transceiver and is sent optical transceiver and all includes two, and every forms a route between receiving optical transceiver and sending optical transceiver and the ground survey, send out the accuse equipment, and this application adopts the design of dual route, and single channel trouble does not influence the normal operating of equipment, improves equipment operational reliability.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic connection diagram of a launch vehicle takeoff signal synchronous forwarding device based on an optical transceiver and ground measurement, launch and control equipment in an embodiment of the application.
Fig. 2 is a schematic structural diagram of a carrier rocket takeoff signal synchronous forwarding device based on an optical transceiver in an embodiment of the present application.
Fig. 3 is a schematic diagram illustrating a connection between a carrier rocket takeoff signal synchronous forwarding device based on an optical transceiver and an external signal acquisition device according to an embodiment of the present application.
Reference numerals: 10-a rear-end takeoff signal forwarding box; 11-a first receiving optical transceiver; 12-a power adapter; 13-a second receiving optical transceiver; 14-switching value input and output equipment; 15-a power supply; 20-a front-end takeoff signal forwarding box; 21-a first transmitting optical transceiver; 22-a second transmitting optical transceiver; 30-ground measuring, sending and controlling equipment; 31-a first normally open switch; 32-a second normally open switch; 40-external signal acquisition equipment.
Detailed Description
The technical solutions in the embodiments of the present application are clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments obtained by a person skilled in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
As shown in fig. 1-3, the present application provides a synchronous forwarding device for takeoff signals of a launch vehicle based on an optical transceiver, which includes a front-end takeoff signal forwarding box 20 and a rear-end takeoff signal forwarding box 10; the front-end takeoff signal forwarding box 20 is electrically connected with a ground measuring, transmitting and controlling device 30 for controlling the closed circuit of the front-end takeoff signal forwarding box; the front-end takeoff signal forwarding box 20 is far away from the bottom of the rocket, so that the front-end takeoff signal forwarding box 20 is prevented from being damaged by heat flow sprayed from the bottom of the rocket in the rocket launching process, and the ground test, launch and control equipment 30 controls the circuit of the front-end takeoff signal forwarding box 20 to be conducted after collecting the rocket takeoff signal; the rear-end takeoff signal forwarding box 10 is in communication connection with the front-end takeoff signal forwarding box 20; the front-end takeoff signal forwarding box 20 sends the channel closing signal to the rear-end takeoff signal forwarding box 10, and after the rear-end takeoff signal forwarding box 10 receives the channel closing signal of the front-end takeoff signal forwarding box 20, corresponding channels of the rear-end takeoff signal forwarding box 10 are simultaneously conducted; the output end of the rear-end takeoff signal forwarding box 10 is electrically connected with at least one external signal acquisition device 40, when the external signal acquisition device 40 acquires that the passage of the rear-end takeoff signal forwarding box 10 is in a conducting state, the takeoff signal is acquired, the rear-end takeoff signal forwarding box 10 and the external signal acquisition device 40 are arranged in each transmitting field, and the external signal acquisition device 40 is in communication connection with the related devices of the transmitting field, so that the related devices of the transmitting field acquire the takeoff signal through the external signal acquisition device 40, and the takeoff signal unification of each system of the transmitting field is realized.
As the utility model discloses a concrete embodiment, the front end signal of taking off forwards box 20 and the rear end signal of taking off forwards box 10 and all sets up subaerial, and the front end signal of taking off forwards through fiber communication connection between box 20 and the rear end signal of taking off forwards box 10, and the front end signal of taking off forwards box 20 and forwards the distance that box 10 forwarded the distance rocket for the rear end signal of taking off closely. After the ground test, launch and control equipment 30 collects the rocket takeoff signal, the circuit of the front-end takeoff signal forwarding box 20 is conducted by controlling the normally-open switch to be closed; after the circuit of the front-end takeoff signal forwarding box 20 is switched on, the optical fiber sends a channel closing signal to the rear-end takeoff signal forwarding box 10, after the rear-end takeoff signal forwarding box 10 receives the channel closing signal, the circuit is also switched on, the remote transmission of the signal is realized through the optical fiber, when the external signal acquisition device 40 acquires that the circuit of the rear-end takeoff signal forwarding box 10 is switched on, the takeoff signal is acquired, the external signal acquisition device 40 transmits the acquired takeoff signal to other systems in the launching field, so that the other systems in the launching field acquire the takeoff signal, the takeoff signal uniformity of each system is ensured, and the takeoff signal time synchronization precision of each system is improved.
As a specific embodiment of the present invention, the front-end takeoff signal forwarding box 20 includes a transmitting optical transceiver and a power adapter 12; the transmitting light end is electrically and mechanically connected in a loop of the normally open switch; the normally open switch is electrically connected with the ground measuring, transmitting and controlling equipment 30 for controlling the closing of the normally open switch; the transmitting optical transceiver is electrically connected to the power adapter 12, and the power adapter 12 is electrically connected to the power supply 15. After the ground measurement, transmission and control equipment 30 collects the rocket takeoff signal, the normally open switch is controlled to be closed, so that the path of the transmitting optical transceiver electrically connected in the loop of the normally open switch is closed, the transmitting optical transceiver transmits the path closed signal to the receiving optical transceiver of the rear-end takeoff signal forwarding box 10 through the optical fiber, and the receiving optical transceiver is located at a position far away from the transmitting optical transceiver, so that remote signal transmission is realized.
As the specific embodiment of the present invention, the ground testing, launching and controlling device 30 is an existing device for testing and controlling the overall performance of the rocket during the whole process of rocket development and launching. The ground measuring, controlling and controlling device 30 has the functions of signal acquisition, comprehensive control and the like. The integrated controller on the rocket is used for sending the takeoff signal of the rocket to the ground measurement, launching and control equipment 30, the ground measurement, launching and control equipment 30 collects the takeoff signal of the rocket through a signal collection unit of the ground measurement, launching and control equipment 30 collects the takeoff signal of the rocket, and the collection of the takeoff signal of the rocket by the ground measurement, launching and control equipment 30 is conventional and is not described herein again.
When the rocket takes off, the ground measuring, transmitting and controlling equipment 30 collects the take-off signal of the rocket; the ground measures and sends out the equipment 30 automatic control and normally opens the switch closure, and ground measures and sends out the equipment 30 automatic control and normally opens the switch closure control principle and is adopting current control principle: after the ground test, launch and control equipment 30 collects the rocket takeoff signal, the relay is controlled to be closed through the controller, and then the normally open switch is controlled to be closed through the relay, so that the circuit of the front-end takeoff signal forwarding box 20 is switched on.
As shown in fig. 2, the back-end takeoff signal forwarding box 10 includes a receiving optical transceiver and a power adapter 12; the receiving optical transceiver is in communication connection with the transmitting optical transceiver; the receiving optical transceiver is electrically connected to the power adapter 12, and the power adapter 12 is electrically connected to the power supply 15.
It is understood that a transmitting optical transceiver is an apparatus for converting an electrical signal of a channel into an optical signal capable of being transmitted in an optical fiber, and a receiving optical transceiver is an apparatus for converting an optical signal in an optical fiber into an electrical signal, that is, an apparatus embodied as a closed channel, and generating an electrical signal, as opposed to a transmitting optical transceiver.
As shown in fig. 2, the back-end takeoff signal forwarding box 10 further includes a switching value input and output device 14; the input end of the switching value input-output device 14 is electrically connected with the output end of the transmitting optical transceiver; the output end of the switching value input and output device 14 is electrically connected with an external signal acquisition device 40 for acquiring a switching value signal.
As the specific embodiment of the present invention, after the circuit of the front takeoff signal forwarding box 20 is turned on, the rear takeoff signal forwarding box 10 sends a closed signal of the path. After the rear-end optical transceiver receives the path closing signal of the front-end takeoff signal forwarding box 20, the corresponding paths are simultaneously conducted. At this time, through the switching value input/output interface of the switching value input/output device 14 of the rear-end takeoff signal forwarding box 10, the launching field related device is connected to the switching value input/output interface through the external signal acquisition device 40 to acquire the switching value signal, and if the switching value signal is acquired, it indicates that the circuit of the rear-end takeoff signal forwarding box 10 is turned on, so that takeoff signals can be acquired, and the takeoff signals of all systems are unified.
As a specific embodiment of the present invention, the switching value input/output device 14 is an existing switching value input/output module. The switching value input and output module is a device for acquiring, inputting/controlling and outputting switching value signals. The switch input and output module can adopt the models such as AX561, D0571 and D0572 in the prior art.
As shown in fig. 2, the normally open switches include a first normally open switch 31 and a second normally open switch 32; two ends of the first normally open switch 31 are electrically connected with the first interface and the second interface of the transmitting optical transceiver respectively; two ends of the second normally open switch 32 are electrically connected to the third interface and the fourth interface of the transmitting optical transceiver, respectively.
As shown in fig. 2, the transmitting optical transceiver includes a first transmitting optical transceiver 21 and a second transmitting optical transceiver 22; the first transmitting optical transceiver 21 is electrically connected to the first normally open switch 31 and the second normally open switch 32; the second transmitting optical transceiver 22 is electrically connected to the first normally-open switch 31 and the second normally-open switch 32.
Specifically, a first interface and a second interface of the first transmitting optical transceiver 21 are electrically connected to contacts at two ends of the first normally open switch 31, respectively; the third interface and the fourth interface of the first transmitting optical transceiver 21 are electrically connected to the two end contacts of the second normally open switch 32, respectively. The ground measurement, transmission and control device 30 may control the first normally-open switch 31 and/or the second normally-open switch 32 to be closed, when the first normally-open switch 31 is closed, the first interface and the second interface of the first transmitting optical transceiver 21 are closed and conducted with the path connected to the two ends of the first normally-open switch 31, the first transmitting optical transceiver 21 forwards the path closed signal to the first receiving optical transceiver 11, and the first receiving optical transceiver 11 conducts the path thereof. When the second normally open switch 32 is closed, the third interface and the fourth interface of the first transmitting optical transceiver 21 are closed and conducted with the path connected to the two ends of the second normally open switch 32, the first transmitting optical transceiver 21 forwards the path closed signal to the first receiving optical transceiver 11, and the first receiving optical transceiver 11 conducts the path. When any one of the first normally-open switch 31 and the second normally-open switch 32 is closed, the first receiving optical transceiver 11 can be turned on.
Specifically, a first interface and a second interface of the second transmitting optical transceiver 22 are electrically connected to contacts at two ends of the first normally open switch 31, respectively; the third interface and the fourth interface of the second transmitting optical transceiver 22 are electrically connected to the two end contacts of the second normally-open switch 32, respectively. When the first normally open switch 31 is closed, the first interface and the second interface of the second transmitting optical transceiver 22 are closed and conducted with the path connected to the two ends of the first normally open switch 31, the second transmitting optical transceiver 22 forwards the path closed signal to the second receiving optical transceiver 13, and the second receiving optical transceiver 13 conducts the path. When the second normally-open switch 32 is closed, the third interface and the fourth interface of the second transmitting optical transceiver 22 are closed and conducted with the paths connected to the two ends of the second normally-open switch 32, the second transmitting optical transceiver 22 forwards the path closing signal to the second receiving optical transceiver 13, and the second receiving optical transceiver 13 conducts the paths. When any one of the first normally-open switch 31 and the second normally-open switch 32 is closed, the second receiving optical transceiver 13 can be turned on.
The utility model discloses a first normally open switch 31 and second normally open switch 32 closed back all can make the front end signal of taking off forward box 20 circuit and switch on, and after one of them normally open switch damaged, another normally open switch also can be normal realization front end signal of taking off forward box 20 circuit and switch on, and then realize the signal of taking off and forward to improve equipment operation's reliability.
As shown in fig. 2, the receiving optical transceiver includes a first receiving optical transceiver 11 and a second receiving optical transceiver 13; the first receiving optical transceiver 11 is in communication connection with the first transmitting optical transceiver 21 to form a first communication path; the second receiving optical transceiver 13 is connected to the second transmitting optical transceiver 22 in a communication manner, so as to form a second communication path. The two communication paths can realize the forwarding of the take-off signal, thereby improving the running reliability of the equipment.
As a specific embodiment of the present invention, the output ends of the first receiving optical transceiver 11 and the second receiving optical transceiver 13 are electrically connected to the switching value input/output device 14.
Wherein, the first output interface of the first receiving optical transceiver 11 is electrically connected with the first input interface and the second input interface of the switching value input/output device 14; the fourth output interface of the first receiving optical transceiver 11 is electrically connected to the third input interface and the fourth input interface of the switching value input/output device 14. When the circuit of the first receiving optical transceiver 11 is turned on, the first input interface and the second input interface of the switching value input/output device 14, the third input interface and the fourth input interface, and the circuit connected between the first output interface and the fourth input interface of the first receiving optical transceiver 11 are turned on, and the external signal collecting device 40 can collect the switching value signal.
Wherein, the first output interface of the second receiving optical transceiver 13 is electrically connected with the fifth input interface and the sixth input interface of the switching value input/output device 14; the fourth output interface of the second receiving optical transceiver 13 is electrically connected to the seventh input interface of the switching value input/output device 14. When the circuit of the second receiving optical transceiver 13 is turned on, the circuits connected between the fifth input interface, the sixth input interface, and the seventh input interface of the switching value input/output device 14 and the first output interface and the fourth input interface of the second receiving optical transceiver 13 are turned on, and the external signal collecting device 40 can collect the switching value signal.
Specifically, the external signal collection device 40 adopts an existing device capable of collecting the switching value signal of the switching value input/output device 14, and herein, the application does not limit the type of the external signal collection device 40, for example, the external signal collection device may be a DK series switching value signal collection module, as long as the external signal collection device can collect the switching value signal of the switching value input/output device 14.
As a specific embodiment of the present invention, the first transmitting optical transceiver 21 is electrically connected to the power supply 15 through the power adapter 12; the second transmitting optical transceiver 22 is electrically connected to the power supply 15 via the power adapter 12. The first receiving optical transceiver 11 is electrically connected to a power supply 15 through a power adapter 12; the second receiving optical transceiver 13 is electrically connected to a power supply 15 via the power adapter 12.
As a specific embodiment of the present invention, the receiving optical transceiver and the transmitting optical transceiver are existing standard devices. The optical transceiver has the following functions: the remote transmission is achieved by using the optical transmission characteristics through the technologies of signal modulation, photoelectric conversion and the like. Has the characteristics of simple structure and low price.
As a specific embodiment of the present invention, the power supply 15 is 220V ac; the power adapter 12 converts the 220V ac power output by the power supply 15 into 5V dc power, and then supplies power to the receiving optical transceiver and the transmitting optical transceiver.
The beneficial effect that this application realized is as follows:
(1) The optical transceiver is adopted to realize synchronous transmission of takeoff signals of the carrier rocket, is arranged on the ground, is convenient to maintain and improves the maintainability of equipment.
(2) This application adopts the partial function of ground survey, launch and control equipment, gather the rocket signal of taking off, and control the front end signal of taking off and transmit the box and switch on, then the box is transmitted and switch on to the rear end signal of taking off, gather the switching value signal that the box was transmitted to the rear end signal of taking off through external signal collection equipment after, external signal collection equipment acquires the signal of taking off promptly, the box setting is transmitted to the front end signal of taking off keeps away from rocket launching bottom or surveys launch and control equipment department on ground, prevent that the box is transmitted to the front end signal of taking off among the rocket launching process from receiving the damage of rocket bottom blowout thermal current, thereby the box can used repeatedly is transmitted to the front end signal of taking off.
(3) This application is received optical transceiver and is sent optical transceiver and all includes two, and every forms a route between receiving optical transceiver and sending optical transceiver and the ground survey, send out the accuse equipment, and this application adopts the design of dual route, and single channel trouble does not influence the normal operating of equipment, improves equipment operational reliability.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A carrier rocket takeoff signal synchronous forwarding device based on an optical transceiver is characterized by comprising a front-end takeoff signal forwarding box and a rear-end takeoff signal forwarding box;
the front-end takeoff signal forwarding box is electrically connected with ground measuring, transmitting and controlling equipment for controlling the closed circuit of the front-end takeoff signal forwarding box;
the rear-end takeoff signal forwarding box is in communication connection with the front-end takeoff signal forwarding box; after the channel of the front-end takeoff signal forwarding box is closed, a channel closing signal is sent to the rear-end takeoff signal forwarding box, and after the rear-end takeoff signal forwarding box receives the channel closing signal of the front-end takeoff signal forwarding box, the channel of the front-end takeoff signal forwarding box is conducted;
the output end of the rear takeoff signal forwarding box is electrically connected with at least one external signal acquisition device.
2. The optical transceiver-based carrier rocket takeoff signal synchronous forwarding device as claimed in claim 1, wherein said front-end takeoff signal forwarding box comprises a transmitting optical transceiver and a power adapter;
the transmitting light end is electrically and mechanically connected in a loop of the normally open switch;
the normally open switch is electrically connected with the ground measuring, transmitting and controlling equipment for controlling the normally open switch to be closed;
the transmitting optical transceiver is electrically connected with the power adapter, and the power adapter is electrically connected with a power supply.
3. The optical transceiver-based carrier rocket takeoff signal synchronous forwarding device as claimed in claim 2, wherein said back-end takeoff signal forwarding box comprises a receiving optical transceiver and a power adapter;
the receiving optical transceiver is in communication connection with the transmitting optical transceiver;
the receiving optical transceiver is electrically connected with the power adapter, and the power adapter is electrically connected with a power supply.
4. The optical transceiver-based carrier rocket takeoff signal synchronous forwarding device as claimed in claim 3, wherein said back-end takeoff signal forwarding box further comprises a switching value input-output device;
the input end of the switching value input-output device is electrically connected with the output end of the transmitting optical transceiver;
and the output end of the switching value input and output equipment is electrically connected with external signal acquisition equipment for acquiring switching value signals.
5. The optical-transceiver-based carrier rocket takeoff signal synchronous repeating device as claimed in claim 3, wherein said normally open switches comprise a first normally open switch and a second normally open switch;
two ends of the first normally open switch are respectively and electrically connected with a first interface and a second interface of the transmitting optical transceiver;
and two ends of the second normally open switch are respectively and electrically connected with the third interface and the fourth interface of the transmitting optical transceiver.
6. The optical-transceiver-based launch vehicle takeoff signal synchronous repeating device according to claim 5, wherein said transmitting optical transceiver comprises a first transmitting optical transceiver and a second transmitting optical transceiver;
the first transmitting optical transceiver is electrically connected with the first normally open switch and the second normally open switch;
the second transmitting optical transceiver is electrically connected with the first normally open switch and the second normally open switch.
7. The optical-transceiver-based launch vehicle takeoff signal synchronous repeating device according to claim 6, wherein said receiving optical transceiver comprises a first receiving optical transceiver and a second receiving optical transceiver;
the first receiving optical transceiver is in communication connection with the first transmitting optical transceiver;
and the second receiving optical transceiver is in communication connection with the second sending optical transceiver.
8. The optical-transceiver-based carrier rocket takeoff signal synchronous repeating device as claimed in claim 7, wherein the output ends of the first receiving optical transceiver and the second receiving optical transceiver are electrically connected with a switching value input-output device.
9. The optical-transceiver-based carrier rocket takeoff signal synchronous repeating device as claimed in claim 6, wherein said first transmitting optical transceiver is connected to a power supply through a power adapter; and the second transmitting optical transceiver is connected with a power supply through a power adapter.
10. The optical-transceiver-based carrier rocket takeoff signal synchronous forwarding device as claimed in claim 7, wherein said first receiving optical transceiver is connected with a power supply through a power adapter; and the second receiving optical transceiver is connected with a power supply through a power adapter.
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| CN202222741965.9U CN218276734U (en) | 2022-10-18 | 2022-10-18 | Carrier rocket takeoff signal synchronous forwarding device based on optical transceiver |
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| CN202222741965.9U CN218276734U (en) | 2022-10-18 | 2022-10-18 | Carrier rocket takeoff signal synchronous forwarding device based on optical transceiver |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115801556A (en) * | 2023-01-29 | 2023-03-14 | 东方空间技术(北京)有限公司 | Data communication method, device, system and equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115801556A (en) * | 2023-01-29 | 2023-03-14 | 东方空间技术(北京)有限公司 | Data communication method, device, system and equipment |
| CN115801556B (en) * | 2023-01-29 | 2023-07-21 | 东方空间技术(北京)有限公司 | Data communication method, device, system and equipment |
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