CN220139557U - Coupling and separating network for composite signal transmission and application thereof - Google Patents
Coupling and separating network for composite signal transmission and application thereof Download PDFInfo
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- CN220139557U CN220139557U CN202223440659.8U CN202223440659U CN220139557U CN 220139557 U CN220139557 U CN 220139557U CN 202223440659 U CN202223440659 U CN 202223440659U CN 220139557 U CN220139557 U CN 220139557U
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- 230000008878 coupling Effects 0.000 title claims abstract description 34
- 238000010168 coupling process Methods 0.000 title claims abstract description 34
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 34
- 239000002131 composite material Substances 0.000 title claims abstract description 32
- 230000008054 signal transmission Effects 0.000 title claims abstract description 31
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 43
- 230000001052 transient effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 abstract description 2
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Abstract
The utility model discloses a coupling and separating network for composite signal transmission, which relates to the field of composite signal transmission, and comprises the following components: the boosting module is used for boosting the alternating current driving signal; the drive transmission module is used for transmitting the boosted alternating current drive signal and outputting the boosted alternating current drive signal to the parallel resonance module through a cable; the parallel resonance module is used for enabling the voltage and the current on the coaxial cable to be in phase; the boost module is connected with the drive transmission module, and the drive transmission module is connected with the parallel resonance module and the boost module; the coupling and separation network of the composite signal transmission drives three signals, and compared with the prior art, the utility model has the beneficial effects that: the utility model avoids the transient interference problem caused by the mechanical reliability and switching of the relay in the composite signal transmission process, and utilizes the matching inductance of the transducer to realize the high-voltage high-power low-frequency signal filtering, thereby avoiding the volume and weight cost caused by additional devices.
Description
Technical Field
The utility model relates to the field of composite signal transmission, in particular to a coupling and separating network for composite signal transmission and application thereof.
Background
At present, a relay mode is generally adopted for a coupling and separating network for transmitting a composite signal of a high-voltage high-power low-frequency alternating current driving signal, a direct current power supply signal and a low-power high-frequency communication signal on a single-loop cable. The I end utilizes a coupling transformer to couple a direct-current power supply signal with a low-power high-frequency communication signal, then utilizes a high-voltage relay to isolate a high-voltage high-power low-frequency alternating-current drive signal, and a control command is sent into the II end through the coupling transformer and then a cable through the high-voltage relay; the II end utilizes a coupling transformer to couple a direct current power supply signal and a low-power high-frequency communication signal, then utilizes a high-voltage relay to isolate a high-voltage high-power low-frequency alternating current driving signal, loads the high-voltage high-power low-frequency alternating current driving signal to an alternating current load end, loads the direct current power supply signal to the direct current load end, and sends acquired data to the I end through the high-voltage relay after passing through the coupling transformer.
The prior art adopts a relay mode to realize the coupling and separation of composite signal transmission of simultaneously transmitting a high-voltage high-power low-frequency alternating current driving signal, a direct current power supply signal and a low-power high-frequency communication signal on a single-loop cable, the problem of transient interference caused by the mechanical reliability of the relay and the switching is difficult to avoid, and meanwhile, additional devices bring volume and weight cost and need to be improved.
Disclosure of Invention
The present utility model is directed to a coupling and separating network for composite signal transmission and an application thereof, so as to solve the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a coupling and decoupling network for composite signal transmission, comprising:
the boosting module is used for boosting the alternating current driving signal;
the drive transmission module is used for transmitting the boosted alternating current drive signal and outputting the boosted alternating current drive signal to the parallel resonance module through a cable;
the parallel resonance module is used for enabling the voltage and the current on the coaxial cable to be in phase;
the boost module is connected with the drive transmission module, and the drive transmission module is connected with the parallel resonance module and the boost module;
the coupling and decoupling network of the composite signal transmission drives three signals,
the high-voltage high-power low-frequency alternating current driving signal is used for completing alternating current driving through the boosting module, the driving transmission module and the parallel resonance module;
the direct-current power supply signal is used for completing power supply to the direct-current load through the drive transmission module and the parallel resonance module;
a low-power high-frequency communication signal for completing high-frequency communication through a cable;
the drive transmission module comprises a capacitor C1, an inductor L1 and an inductor L2, wherein a first end of the capacitor C1 is connected with the boost module, a second end of the capacitor C1 is connected with a first end of the inductor L1, a second end of the inductor L1 is connected with a first end of a first cable, a second end of the first cable is connected with a first end of the inductor L2, and a second end of the inductor L2 is connected with the parallel resonance module;
the parallel resonance module comprises a transducer C6, an inductor L3 and a capacitor C7, wherein a first end of the transducer C6 is connected with the first end of the inductor L3, the drive transmission module is connected with a second end of the transducer C6, a first end of the capacitor C7 is connected with a first end of a second cable, a second end of the second cable is connected with the boosting module, and a second end of the inductor L3 is connected with a second end of the capacitor C7.
As still further aspects of the utility model: the boosting module comprises a transformer H1, wherein the input side of the transformer H1 is connected with an alternating current source, and the output side of the transformer H1 is connected with a drive transmission module.
As still further aspects of the utility model: when in direct current power supply signal, the coupling and separating network for composite signal transmission comprises a low-pass filter network N1 and a low-pass filter network N4, wherein the first end of the low-pass filter network N1 is connected with a direct current power supply source, the second end and the third end of the low-pass filter network N1 are connected with two ends of a capacitor C1, the first end of the low-pass filter network N4 is connected with a direct current power utilization load, and the second end and the third end of the low-pass filter network N4 are connected with two ends of a capacitor C7.
As still further aspects of the utility model: when in low-power high-frequency communication signal, the coupling and separating network for composite signal transmission comprises a high-pass filter network N2 and a high-pass filter network N3, wherein the first end of the high-pass filter network N2 is connected with the first radio-frequency communication module, the second end of the high-pass filter network N2 is connected with the first end of the first cable through a capacitor C2, the third end of the high-pass filter network N2 is connected with the second end of the second cable through a third capacitor C3, the first end of the high-pass filter network N3 is connected with the second radio-frequency communication module, the second end of the high-pass filter network N3 is connected with the second end of the first cable through a capacitor C4, and the third end of the high-pass filter network N3 is connected with the first end of the second cable through a fifth capacitor.
As still further aspects of the utility model: the suspended sonar transmitter or the underwater extension is applied to the coupling and separating network for the composite signal transmission, and the suspended sonar transmitter or the underwater extension completes alternating current driving through high-voltage high-power low-frequency alternating current driving signals; the power supply to the direct current load is completed through the direct current power supply signal; high frequency communication is accomplished by a low power high frequency communication signal.
Compared with the prior art, the utility model has the beneficial effects that: the utility model avoids the transient interference problem caused by the mechanical reliability and switching of the relay in the composite signal transmission process, and utilizes the matching inductance of the transducer to realize the high-voltage high-power low-frequency signal filtering, thereby avoiding the volume and weight cost caused by additional devices.
Drawings
Fig. 1 is a circuit diagram of a coupling and decoupling network for composite signal transmission.
Fig. 2 is a circuit diagram of a hoist sonar transmitter or sub-sea application.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
Referring to fig. 1, a coupling and separating network for composite signal transmission includes:
the boosting module is used for boosting the alternating current driving signal;
the drive transmission module is used for transmitting the boosted alternating current drive signal and outputting the boosted alternating current drive signal to the parallel resonance module through a cable;
the parallel resonance module is used for enabling the voltage and the current on the coaxial cable to be in phase;
the boost module is connected with the drive transmission module, and the drive transmission module is connected with the parallel resonance module and the boost module;
the coupling and decoupling network of the composite signal transmission drives three signals,
the high-voltage high-power low-frequency alternating current driving signal is used for completing alternating current driving through the boosting module, the driving transmission module and the parallel resonance module.
The direct-current power supply signal is used for completing power supply to the direct-current load through the drive transmission module and the parallel resonance module;
a low-power high-frequency communication signal for completing high-frequency communication through a cable;
the drive transmission module comprises a capacitor C1, an inductor L1 and an inductor L2, wherein a first end of the capacitor C1 is connected with the boost module, a second end of the capacitor C1 is connected with a first end of the inductor L1, a second end of the inductor L1 is connected with a first end of a first cable, a second end of the first cable is connected with a first end of the inductor L2, and a second end of the inductor L2 is connected with the parallel resonance module;
the parallel resonance module comprises a transducer C6, an inductor L3 and a capacitor C7, wherein a first end of the transducer C6 is connected with the first end of the inductor L3, the drive transmission module is connected with a second end of the transducer C6, a first end of the capacitor C7 is connected with a first end of a second cable, a second end of the second cable is connected with the boosting module, and a second end of the inductor L3 is connected with a second end of the capacitor C7.
In particular embodiments: referring to fig. 1, the boosted high-power low-frequency ac driving signal sequentially passes through the blocking capacitor C1, the frequency dividing inductor L1, the first cable, and the frequency dividing inductor L2 and is output to the parallel resonance module.
The input driving signal is loaded to the transducer C6; the matching inductance L3 and the blocking capacitor C7 are connected in series and then connected with the transducer C6 in parallel, and a parallel resonant circuit is formed with the transducer C6, so that the voltage and the current on the coaxial cable are in phase, and the high-voltage high-power low-frequency alternating current driving signal is completed.
In this embodiment: referring to fig. 1, the boost module includes a transformer H1, an input side of the transformer H1 is connected to an ac source, and an output side of the transformer H1 is connected to a drive transmission module.
The high-power low-frequency alternating current driving signal is boosted by the transformer H1 and then is output to the driving transmission module.
In this embodiment: referring to fig. 1, when a dc power supply signal is transmitted, the coupling and separating network for composite signal transmission includes a low-pass filter network N1 and a low-pass filter network N4, wherein a first end of the low-pass filter network N1 is connected to a dc power supply, a second end and a third end of the low-pass filter network N1 are connected to two ends of a capacitor C1, a first end of the low-pass filter network N4 is connected to a dc power load, and a second end and a third end of the low-pass filter network N4 are connected to two ends of a capacitor C7.
When in direct current power supply signal, a direct current power supply is loaded to two ends of a blocking capacitor C1 after passing through a low-pass filter network N1, and then is loaded to a direct current load circuit after passing through a frequency division inductor L1, a first cable, a frequency division inductor L2, a matching inductor L3 and a low-pass filter network N4 in sequence; the voltage division effect of the matching inductance L3 reduces the voltage of the low-frequency alternating current signals at the two ends of the blocking capacitors C1 and C7, so that low-voltage-resistant devices can be adopted by the low-pass filter networks N1 and N4.
In this embodiment: referring to fig. 1, when the high-frequency communication signal is transmitted, the coupling and separating network for the composite signal transmission includes a high-pass filter network N2 and a high-pass filter network N3, wherein a first end of the high-pass filter network N2 is connected to the first radio-frequency communication module, a second end of the high-pass filter network N2 is connected to the first end of the first cable through a capacitor C2, a third end of the high-pass filter network N2 is connected to the second end of the second cable through a third capacitor C3, a first end of the high-pass filter network N3 is connected to the second radio-frequency communication module, a second end of the high-pass filter network N3 is connected to the second end of the first cable through a capacitor C4, and a third end of the high-pass filter network N3 is connected to the first end of the second cable through a fifth capacitor.
The high-frequency communication signals form loops on the first cable and the second cable through frequency division coupling capacitors C2, C3, C4 and C5.
In this embodiment: referring to fig. 2, a hoist sonar transmitter or an underwater extension is applied to the coupling and separation network for composite signal transmission, and the hoist sonar transmitter or the underwater extension completes ac driving through high-voltage high-power low-frequency ac driving signals; the power supply to the direct current load is completed through the direct current power supply signal; high frequency communication is accomplished by a low power high frequency communication signal.
The high-voltage high-power low-frequency alternating current driving signal sequentially passes through the boosting module, the driving transmission module and the parallel resonance module from left to right (J46P, J47N, J32P, J31N, J50P, J49N, J3551P, J N) in the middle part of the figure 2 to finish alternating current driving.
The 153V voltage is introduced to the upper left side of the direct current power supply signal in fig. 2, and after being processed, the direct current power supply signal reaches a direct current power utilization load at the lower right side through a drive transmission module and a parallel resonance module, and the direct current power utilization load obtains +100deg.V and-100deg.V power supply voltage to work.
The high-frequency communication signals are introduced into the radio frequency communication module at the lower SMA and the SMAGND in the figure 2 and are sent to the other radio frequency communication module through the first cable and the second cable.
The working principle of the utility model is as follows: when the high-voltage high-power low-frequency alternating current driving signal is generated, the working of other signals is not influenced due to the existence of the high-pass filter networks N2 and N3 and the low-pass filter networks N1 and N4;
in the DC power supply signal, the capacitors C1, C2, C3, C4, C5 and C7 and the transducer C6 (the inside of the transducer comprises the capacitor) are connected with alternating current to block direct current, so that the working of other signals is not influenced;
when the high-frequency communication signal is transmitted, the frequency dividing inductors L1 and L2 prevent the high-frequency signal from reaching the circuit where the high-voltage high-power low-frequency alternating current driving signal and the current supply signal are located, so that the work of other signals is not affected.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. A coupling and decoupling network for composite signal transmission, characterized by:
the coupling and decoupling network for composite signal transmission comprises:
the boosting module is used for boosting the alternating current driving signal;
the drive transmission module is used for transmitting the boosted alternating current drive signal and outputting the boosted alternating current drive signal to the parallel resonance module through a cable;
the parallel resonance module is used for enabling the voltage and the current on the coaxial cable to be in phase;
the boost module is connected with the drive transmission module, and the drive transmission module is connected with the parallel resonance module and the boost module;
the coupling and decoupling network of the composite signal transmission drives three signals,
the high-voltage high-power low-frequency alternating current driving signal is used for completing alternating current driving through the boosting module, the driving transmission module and the parallel resonance module;
the direct-current power supply signal is used for completing power supply to the direct-current load through the drive transmission module and the parallel resonance module;
a low-power high-frequency communication signal for completing high-frequency communication through a cable;
the drive transmission module comprises a capacitor C1, an inductor L1 and an inductor L2, wherein a first end of the capacitor C1 is connected with the boost module, a second end of the capacitor C1 is connected with a first end of the inductor L1, a second end of the inductor L1 is connected with a first end of a first cable, a second end of the first cable is connected with a first end of the inductor L2, and a second end of the inductor L2 is connected with the parallel resonance module;
the parallel resonance module comprises a transducer C6, an inductor L3 and a capacitor C7, wherein a first end of the transducer C6 is connected with the first end of the inductor L3, the drive transmission module is connected with a second end of the transducer C6, a first end of the capacitor C7 is connected with a first end of a second cable, a second end of the second cable is connected with the boosting module, and a second end of the inductor L3 is connected with a second end of the capacitor C7.
2. The coupling and decoupling network of claim 1, wherein the boost module comprises a transformer H1, an input side of the transformer H1 is connected to an ac source, and an output side of the transformer H1 is connected to a drive transfer module.
3. The coupling and separating network for composite signal transmission according to claim 1, wherein, when the signal is supplied by direct current, the coupling and separating network for composite signal transmission comprises a low-pass filter network N1 and a low-pass filter network N4, the first end of the low-pass filter network N1 is connected to the direct current power supply, the second end and the third end of the low-pass filter network N1 are connected to two ends of the capacitor C1, the first end of the low-pass filter network N4 is connected to a direct current power load, and the second end and the third end of the low-pass filter network N4 are connected to two ends of the capacitor C7.
4. The coupling and separating network for composite signal transmission according to claim 1, wherein the coupling and separating network for composite signal transmission comprises a high-pass filter network N2 and a high-pass filter network N3, the first end of the high-pass filter network N2 is connected to the first radio frequency communication module, the second end of the high-pass filter network N2 is connected to the first end of the first cable through a capacitor C2, the third end of the high-pass filter network N2 is connected to the second end of the second cable through a third capacitor C3, the first end of the high-pass filter network N3 is connected to the second radio frequency communication module, the second end of the high-pass filter network N3 is connected to the second end of the first cable through a capacitor C4, and the third end of the high-pass filter network N3 is connected to the first end of the second cable through a fifth capacitor.
5. A hoist sonar transmitter for use in a coupling and decoupling network for composite signal transmission as defined in any one of claims 1 to 4, the hoist sonar transmitter performing ac drive by means of a high voltage high power low frequency ac drive signal; the power supply to the direct current load is completed through the direct current power supply signal; high frequency communication is accomplished by a low power high frequency communication signal.
6. A hoist sonar underwater extension applied to the coupling and separation network of composite signal transmission as claimed in any one of claims 1 to 4, the hoist sonar underwater extension completing ac drive by high voltage high power low frequency ac drive signals; the power supply to the direct current load is completed through the direct current power supply signal; high frequency communication is accomplished by a low power high frequency communication signal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223440659.8U CN220139557U (en) | 2022-12-22 | 2022-12-22 | Coupling and separating network for composite signal transmission and application thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223440659.8U CN220139557U (en) | 2022-12-22 | 2022-12-22 | Coupling and separating network for composite signal transmission and application thereof |
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| CN220139557U true CN220139557U (en) | 2023-12-05 |
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| CN202223440659.8U Active CN220139557U (en) | 2022-12-22 | 2022-12-22 | Coupling and separating network for composite signal transmission and application thereof |
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