CN220436734U - AC/DC adapter plate - Google Patents
AC/DC adapter plate Download PDFInfo
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- CN220436734U CN220436734U CN202320955400.2U CN202320955400U CN220436734U CN 220436734 U CN220436734 U CN 220436734U CN 202320955400 U CN202320955400 U CN 202320955400U CN 220436734 U CN220436734 U CN 220436734U
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- 238000004891 communication Methods 0.000 claims abstract description 128
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
- 238000001914 filtration Methods 0.000 claims description 14
- 238000012545 processing Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses an alternating current-direct current adapter plate, and relates to the technical field of communication circuits. The AC/DC adapter plate comprises a control module, a DC communication module and an AC communication module; the control module is respectively and electrically connected with the direct current communication module and the alternating current communication module, the direct current communication module is used for sending and receiving direct current communication signals, and the alternating current communication module is used for sending and receiving alternating current communication signals. According to the AC/DC adapter plate, the DC communication module and the AC communication module are integrated on the same circuit board to form the AC/DC adapter plate, and the AC/DC adapter plate can simultaneously receive and transmit AC/DC communication signals to realize compatible processing and mutual conversion of a DC communication protocol and an AC communication protocol. By such arrangement, the user can control the ac air conditioner indoor unit and the dc air conditioner indoor unit by using any one of the dc line controller and the ac line controller without configuring different line controllers for different air conditioner indoor units.
Description
Technical Field
The utility model relates to the technical field of communication circuits, in particular to an alternating current-direct current adapter plate.
Background
The air conditioner indoor unit in the market generally comprises an alternating current indoor unit and a direct current indoor unit, wherein the alternating current indoor unit needs to be controlled by an alternating current communication line controller, and the direct current indoor unit needs to be controlled by a direct current communication line controller. The two line controllers cannot be replaced, so that inconvenience is brought to the use of a user; in addition, manufacturers need to produce and sell the two wire controllers simultaneously, which causes more manpower and material resources required by production, sales and after-sales maintenance and waste of resources.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the AC/DC adapter plate which can convert AC/DC communication signals and is compatible with AC/DC communication protocols.
According to an embodiment of the utility model, an ac/dc adapter plate includes:
a control module;
the direct current communication module is electrically connected with the control module and is used for sending and receiving direct current communication signals;
the alternating current communication module is electrically connected with the control module and is used for sending and receiving alternating current communication signals.
According to some embodiments of the utility model, the dc communication module comprises:
the base electrode of the first triode is electrically connected with the control module, and the emitting electrode of the first triode is grounded;
the collector of the first triode is electrically connected with the first communication interface;
the base electrode of the second triode is electrically connected with the first communication interface, the emitting electrode of the second triode is grounded, and the collecting electrode of the second triode is electrically connected with the control module.
According to some embodiments of the utility model, the ac communication module comprises:
the base electrode of the third triode is electrically connected with the control module, and the emitting electrode of the third triode is grounded;
the input end of the first photoelectric coupler is electrically connected with the collector electrode of the third triode;
the second communication interface is electrically connected with the output end of the first photoelectric coupler;
the input end of the second photoelectric coupler is electrically connected with the second communication interface, and the output end of the second photoelectric coupler is electrically connected with the control module;
the anode of the first diode is electrically connected with the input end of the second photoelectric coupler;
a second diode, the anode of which is electrically connected with the cathode of the first diode;
and the base electrode of the fourth triode is electrically connected with the cathode of the second diode, the emitting electrode of the fourth triode is grounded, and the collecting electrode of the fourth triode is electrically connected with the control module.
According to some embodiments of the utility model, the ac/dc adapter further includes a power supply module, where the power supply module is electrically connected to the control module, the dc communication module, and the ac communication module, and the power supply module is configured to provide working power for the control module, the dc communication module, and the ac communication module.
According to some embodiments of the utility model, the power module comprises:
the input end of the rectifying and filtering unit is electrically connected with an alternating current input power supply, and the rectifying and filtering unit is used for rectifying and filtering the alternating current input power supply and converting the alternating current input power supply into direct current voltage;
the input end of the first voltage conversion unit is electrically connected with the output end of the rectifying and filtering unit, and the first voltage conversion unit is used for converting the direct-current voltage into 12V voltage;
the input end of the second voltage conversion unit is electrically connected with the output end of the first voltage conversion unit, the second voltage conversion unit is used for converting the 12V voltage into the 5V voltage, and the output end of the second voltage conversion unit outputs the 5V voltage.
According to some embodiments of the utility model, the ac/dc adapter plate further comprises at least one indicator light, which is electrically connected to the control module.
According to some embodiments of the utility model, the ac/dc adapter plate includes at least one of an ac communication indicator light, a dc communication indicator light, and a work indicator light.
According to some embodiments of the utility model, the control module is electrically connected with the direct current wire controller through the direct current communication module, and the control module is electrically connected with the alternating current air conditioner through the alternating current communication module.
According to some embodiments of the utility model, the control module is electrically connected with the direct current air conditioner through the direct current communication module, and the control module is electrically connected with the alternating current wire controller through the alternating current communication module.
The AC/DC adapter plate provided by the embodiment of the utility model has at least the following beneficial effects: the direct current communication module and the alternating current communication module are integrated on the same circuit board to form the alternating current-direct current adapter plate, and the alternating current-direct current adapter plate can simultaneously receive and transmit alternating current-direct current communication signals, so that compatible processing and mutual conversion of a direct current communication protocol and an alternating current communication protocol are realized. Through the arrangement, a user can adopt any one of the direct current wire controllers/the alternating current wire controllers to control the alternating current air conditioner indoor unit and the direct current air conditioner indoor unit, and different wire controllers are not required to be configured for different air conditioner indoor units, so that the use of the user is convenient, manufacturers do not need to produce two wire controllers at the same time, and social resources are saved.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic structural diagram of an ac/dc adapter plate according to an embodiment of the present utility model;
FIG. 2 is a schematic circuit diagram of a control module according to an embodiment of the present utility model;
fig. 3 is a schematic circuit diagram of a dc communication module according to an embodiment of the utility model;
fig. 4 is a schematic circuit diagram of an ac communication module according to an embodiment of the utility model;
fig. 5 is a schematic circuit diagram of a power supply module according to an embodiment of the utility model;
reference numerals:
control module 100, direct current communication module 200, alternating current communication module 300, power supply module 400, direct current drive-by-wire 500, alternating current air conditioner internal unit 600.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
As shown in fig. 1, the ac/dc adapter plate according to the embodiment of the present utility model includes a control module 100, a dc communication module 200, and an ac communication module 300; the control module 100 is electrically connected to the dc communication module 200 and the ac communication module 300, respectively, the dc communication module 200 is used for sending and receiving dc communication signals, and the ac communication module 300 is used for sending and receiving ac communication signals.
As shown in fig. 1, the ac/dc adapter plate according to the embodiment of the present utility model can be applied to communication between a dc controller 500 and an ac air conditioner indoor unit 600, and can also be applied to communication between an ac controller and a dc air conditioner indoor unit. In this example, the ac/dc adapter board is used for communication between the dc controller 500 and the ac air conditioner indoor unit 600. After the dc controller 500 sends the relevant control command, the dc communication module 200 on the ac/dc adapter board receives the control command and sends the control command to the control module 100, and the control module 100 generates a corresponding ac control signal according to the control command and sends the corresponding ac control signal to the ac communication module 300, and the ac communication module 300 sends the corresponding ac control signal to the ac air conditioner indoor unit 600, thereby realizing control of the ac air conditioner indoor unit 600 by the dc controller 500. When the ac controller is used to control the dc air conditioner, the operation process and principle are similar, so that the specific description is omitted here.
According to the AC/DC adapter board provided by the embodiment of the utility model, the intelligent conversion between the DC communication protocol and the AC communication protocol can be realized, so that the AC air conditioner indoor unit 600 can be controlled by adopting the DC controller 500, and the DC air conditioner indoor unit can be controlled by adopting the AC controller, namely, a user can simultaneously control the AC air conditioner indoor unit 600 and the DC air conditioner indoor unit by adopting any wire controller without configuring a specific wire controller for different air conditioner indoor units, thereby being convenient for the use of the user, and enabling manufacturers to not need to simultaneously produce two wire controllers, and saving social resources.
Referring to FIG. 2, in some embodiments of the utility model, the control module 100 employs a processor U3 of model SC95F 8617; it should be noted that the control module 100 may also use other processors, and is not limited thereto.
As shown in fig. 3, in some embodiments of the present utility model, the dc communication module 200 includes a first triode Q1, a first communication interface CN1, and a second triode Q2, wherein a base electrode of the first triode Q1 is electrically connected to the control module 100, an emitter electrode of the first triode Q1 is grounded, and a collector electrode of the first triode Q1 is electrically connected to the first communication interface CN 1; the base electrode of the second triode Q2 is electrically connected with the first communication interface CN1, the emitter electrode of the second triode Q2 is grounded, and the collector electrode of the second triode Q2 is electrically connected with the control module 100.
More specifically, the base of the first triode Q1 is electrically connected to the 40 th pin of the processor U3 through a resistor R20, a resistor R2 is connected between the base and the emitter of the first triode Q1, the emitter of the first triode Q1 is grounded, and the collector of the first triode Q1 is electrically connected to the 3 rd pin of the first communication interface CN1 through the resistor R1. The 1 st pin of the first communication interface CN1 is connected with a +12V power supply, the 2 nd pin of the first communication interface CN1 is grounded, and the 3 rd pin of the first communication interface CN1 is also connected with the +12V power supply through a resistor R3 and is grounded through a capacitor C5. The base of the second triode Q2 is connected with the 3 rd pin of the first communication interface CN1 through a resistor R6 and is grounded through a resistor R8, the collector of the second triode Q2 is connected with a +5V power supply through a resistor R4 and is connected with the 39 th pin of the processor U3 through a resistor R5, and the emitter of the second triode Q2 is grounded. The dc communication module 200 is configured to send (or receive) communication data (TTL level) through the first communication interface CN1 by way of a dc carrier, so as to implement dc communication.
As shown in fig. 4, in some embodiments of the present utility model, the ac communication module 300 includes a third transistor Q3, a first photo coupler U4, a second photo coupler U5, a second communication interface CN2, a first diode D1, a second diode D2, and a fourth transistor Q3; the base electrode of the third triode Q3 is electrically connected with the control module 100, the emitter electrode of the third triode Q3 is grounded, the collector electrode of the third triode Q3 is electrically connected with the input end of the first photoelectric coupler U4, and the output end of the first photoelectric coupler U4 is electrically connected with the second communication interface CN 2; the input end of the second photoelectric coupler U5 is electrically connected with the second communication interface CN2, and the output end of the second photoelectric coupler U5 is electrically connected with the control module 100; the positive pole of first diode D1 is connected with the input of second photocoupler U5 electricity, and the negative pole of first diode D1 is connected with the positive pole electricity of second diode D2, and the negative pole of second diode D2 is connected with the base electricity of fourth triode Q4, and the projecting pole ground of fourth triode Q4, and the collecting electrode of fourth triode Q4 is connected with control module 100 electricity.
More specifically, the base of the third triode Q3 is electrically connected to the 4 th pin of the processor U3 through the resistor R14, the emitter of the third triode Q3 is grounded, the collector of the third triode Q3 is electrically connected to the 2 nd pin of the first optocoupler U4 through the resistor R11, the 1 st pin of the first optocoupler U4 is connected to the +5v power supply, the 3 rd pin of the first optocoupler U4 is connected to the 3 rd pin of the second communication interface CN2 through the resistor R10, the 4 th pin of the first optocoupler U4 is connected to the AC power supply ac_a, the 1 st pin of the second communication interface CN2 is connected to the AC power supply ac_a, and the 2 nd pin of the second communication interface CN2 is connected to the AC power supply ac_b. The 1 st pin of the second photo coupler U5 is connected with the 3 rd pin of the second communication interface CN2 through a resistor R13, a resistor R15 is connected between the 1 st pin and the 2 nd pin of the second photo coupler U5, the 2 nd pin of the second photo coupler U5 is electrically connected with the anode of a first diode D1, the cathode of the first diode D1 is electrically connected with the anode of a second diode D2, the cathode of the second diode D2 is connected with the base electrode of a fourth triode Q4 through a resistor R18, the emitter electrode of the fourth triode Q4 is grounded, the collector electrode of the fourth triode Q4 is connected with a +5V power supply through a resistor R17, and the collector electrode of the fourth triode Q4 is also connected with the 5 th pin of the processor U3 through a resistor R19. The first photoelectric coupler U4 and the second photoelectric coupler U5 are used for signal isolation, so that the anti-interference performance and the reliability can be improved. The ac communication module 300 is configured to send (or receive) communication data (TTL level) through the second communication interface CN2 by way of an ac carrier, so as to implement ac communication.
Further, as shown in fig. 1, in some embodiments of the present utility model, the ac/dc adapter further includes a power supply module 400, where the power supply module 400 is electrically connected to the control module 100, the dc communication module 200, and the ac communication module 300, and the power supply module 400 is used for providing working power to the control module 100, the dc communication module 200, and the ac communication module 300.
In some embodiments of the present utility model, the power supply module 400 includes a rectifying and filtering unit, a first voltage converting unit, and a second voltage converting unit; the input end of the rectifying and filtering unit is electrically connected with an alternating current input power supply, the output end of the rectifying and filtering unit is electrically connected with the input end of the first voltage conversion unit, the output end of the first voltage conversion unit is electrically connected with the input end of the second voltage conversion unit, and the output end of the second voltage conversion unit outputs 5V voltage. The rectification and filtering unit is used for rectifying and filtering the alternating current input power supply and converting the alternating current input power supply into direct current voltage; the first voltage conversion unit is used for converting direct current voltage into 12V voltage, and the second voltage conversion unit is used for converting the 12V voltage into 5V voltage. Specifically, as shown in fig. 5, the rectifying and filtering unit includes a rectifying bridge BD1 and a filter capacitor C4, and external AC power sources ac_a and ac_b are changed into dc voltages after being rectified by the rectifying bridge BD1 and filtered by the filter capacitor C4, and are sent to the first voltage converting unit; the first voltage conversion unit comprises a DC-DC chip U1 for reducing the direct-current voltage to 12V voltage, so as to provide +12V voltage for the first communication interface CN 1; meanwhile, the second voltage conversion unit includes a DC-DC chip U2, and the voltage of 12V is reduced to 5V after passing through the second voltage conversion unit, so as to provide the control module 100, the DC communication module 200, and the ac communication module 300 with a working voltage of +5v.
In some embodiments of the present utility model, the ac/dc adapter plate further includes one or more indicator lights electrically connected to the control module 100. The indicator lamp is used for indicating the working state and the communication state of the AC/DC adapter plate.
Specifically, as shown in fig. 2, in some embodiments of the present utility model, the ac/dc adapter board includes at least one of an ac communication indicator light LED1, a dc communication indicator light LED3, and a work indicator light LED 2. The alternating current communication indicator lamp LED1 indicates that the alternating current-direct current adapter plate is in an alternating current communication state, the direct current communication indicator lamp LED3 indicates that the alternating current-direct current adapter plate is in a direct current communication state, the working indicator lamp LED2 indicates that the alternating current-direct current adapter plate is in a working state, and the states of the alternating current-direct current adapter plate are indicated by adopting different indicator lamps, so that a user can intuitively check the working condition of the alternating current-direct current adapter plate.
According to the AC/DC adapter plate provided by the embodiment of the utility model, the AC/DC adapter plate is formed by integrating the DC communication module 200 and the AC communication module 300 on one circuit board, so that the AC/DC communication signals can be received and sent simultaneously, and the compatible processing and the mutual conversion of a DC communication protocol and an AC communication protocol are realized. Through such a setting, the user can adopt any one of the direct current wire controller/the alternating current wire controller to control the alternating current air conditioner indoor unit 600 and the direct current air conditioner indoor unit simultaneously, and different wire controllers are not required to be configured for different air conditioner indoor units, so that the use of the user is convenient, manufacturers do not need to produce two wire controllers at the same time, and social resources are saved.
In the description of the present specification, a description referring to the terms "one embodiment," "further embodiment," "some specific embodiments," or "some examples," etc., means that a particular feature, structure, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (7)
1. An ac/dc adapter plate, comprising:
a control module;
the direct current communication module is electrically connected with the control module and is used for sending and receiving direct current communication signals;
the alternating current communication module is electrically connected with the control module and is used for sending and receiving alternating current communication signals;
the control module is electrically connected with the direct current wire controller through the direct current communication module, and is electrically connected with the alternating current air conditioner through the alternating current communication module; or the control module is electrically connected with the DC air conditioner through the DC communication module, and the control module is electrically connected with the AC line controller through the AC communication module.
2. The ac/dc adapter plate of claim 1, wherein the dc communication module comprises:
the base electrode of the first triode is electrically connected with the control module, and the emitting electrode of the first triode is grounded;
the collector of the first triode is electrically connected with the first communication interface;
the base electrode of the second triode is electrically connected with the first communication interface, the emitting electrode of the second triode is grounded, and the collecting electrode of the second triode is electrically connected with the control module.
3. The ac/dc patch panel of claim 1, wherein said ac communication module comprises:
the base electrode of the third triode is electrically connected with the control module, and the emitting electrode of the third triode is grounded;
the input end of the first photoelectric coupler is electrically connected with the collector electrode of the third triode;
the second communication interface is electrically connected with the output end of the first photoelectric coupler;
the input end of the second photoelectric coupler is electrically connected with the second communication interface, and the output end of the second photoelectric coupler is electrically connected with the control module;
the anode of the first diode is electrically connected with the input end of the second photoelectric coupler;
a second diode, the anode of which is electrically connected with the cathode of the first diode;
and the base electrode of the fourth triode is electrically connected with the cathode of the second diode, the emitting electrode of the fourth triode is grounded, and the collecting electrode of the fourth triode is electrically connected with the control module.
4. The ac/dc adapter plate of claim 1, further comprising a power module electrically connected to the control module, the dc communication module, and the ac communication module, respectively, wherein the power module is configured to provide a working power supply for the control module, the dc communication module, and the ac communication module.
5. The ac/dc patch panel of claim 4, wherein said power module comprises:
the input end of the rectifying and filtering unit is electrically connected with an alternating current input power supply, and the rectifying and filtering unit is used for rectifying and filtering the alternating current input power supply and converting the alternating current input power supply into direct current voltage;
the input end of the first voltage conversion unit is electrically connected with the output end of the rectifying and filtering unit, and the first voltage conversion unit is used for converting the direct-current voltage into 12V voltage;
the input end of the second voltage conversion unit is electrically connected with the output end of the first voltage conversion unit, the second voltage conversion unit is used for converting the 12V voltage into the 5V voltage, and the output end of the second voltage conversion unit outputs the 5V voltage.
6. The ac/dc adapter plate of claim 1, further comprising at least one indicator light, wherein the indicator light is electrically connected to the control module.
7. The ac/dc adapter plate of claim 6, wherein the ac/dc adapter plate includes at least one of an ac communication indicator light, a dc communication indicator light, and a work indicator light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320955400.2U CN220436734U (en) | 2023-04-24 | 2023-04-24 | AC/DC adapter plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320955400.2U CN220436734U (en) | 2023-04-24 | 2023-04-24 | AC/DC adapter plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220436734U true CN220436734U (en) | 2024-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320955400.2U Active CN220436734U (en) | 2023-04-24 | 2023-04-24 | AC/DC adapter plate |
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| Country | Link |
|---|---|
| CN (1) | CN220436734U (en) |
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2023
- 2023-04-24 CN CN202320955400.2U patent/CN220436734U/en active Active
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