CN217464683U - Data storage device and air conditioning system - Google Patents
Data storage device and air conditioning system Download PDFInfo
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- CN217464683U CN217464683U CN202221438029.4U CN202221438029U CN217464683U CN 217464683 U CN217464683 U CN 217464683U CN 202221438029 U CN202221438029 U CN 202221438029U CN 217464683 U CN217464683 U CN 217464683U
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Abstract
The utility model discloses a data storage device and an air conditioning system, wherein the data storage device comprises a relay and a switch; the relay comprises a first single-pole double-throw switch, a second single-pole double-throw switch and an inductor; a common contact of the first single-pole double-throw switch is connected with a power supply end of the data storage device, a normally closed contact is connected with a power supply end of an air conditioner external unit, and a normally open contact is connected with a power supply end of a terminal device; a common contact of the second single-pole double-throw switch is connected with a grounding end of the data storage equipment, a normally closed contact is connected with a grounding end of an air conditioner external unit, and a normally open contact is connected with a grounding end of the terminal equipment; the first end of the inductor is connected with the grounding end of the terminal equipment, the second end of the inductor is connected with the first end of the switch, and the second end of the switch is connected with the power end of the terminal equipment. Adopt the utility model discloses, it can effectively guarantee the security that data storage equipment used.
Description
Technical Field
The utility model relates to an air conditioning technology field especially relates to a data storage equipment and air conditioning system.
Background
With the rapid development of science and technology and the improvement of the living standard of people, the air conditioner becomes one of the indispensable household electrical appliances, and when the air conditioner breaks down in operation, the air conditioner operation data is timely acquired, so that technical personnel are assisted to rapidly analyze the failure reason, the air conditioner maintenance is completed, and the problem becomes a key problem.
In the prior art, referring to fig. 1, a schematic diagram of a connection structure between a data storage device and an air conditioner external unit and a computer in the prior art is shown, the data storage device and the air conditioner external unit are connected through a UART interface to perform communication, and the data storage device can store data of operation of the air conditioner external unit in real time. After the data is stored, the data storage device is connected with a computer end through a USB interface on the data storage device, the computer reads the stored air conditioner operation data, and the failure reason of the air conditioner is quickly found out by analyzing the operation data. When the data storage equipment is connected with the air conditioner external unit through the UART interface, the power supply of the data storage equipment comes from the power supply on the control panel of the air conditioner external unit; when the data storage device is connected with a computer through the USB interface, the power supply of the data storage device comes from the power supply on the computer mainboard.
However, the inventors found that the prior art has at least the following problems: in the prior art, referring to fig. 2, a schematic diagram of a structure of a data storage device in the prior art is shown, where a power supply structure of the data storage device adopts a multi-way switch, and when the data storage device is connected to a computer, a power supply terminal VCC is connected to a power supply of the computer through a switch S1 and a USB interface, and a ground terminal CND is grounded through a switch S3; under the condition that the data storage device is connected with the air conditioner external unit, the power supply terminal VCC is connected with the power supply of the air conditioner external unit control panel through the switch S2 and the UART interface, and the grounding terminal CND is grounded through the switch S4. The GND on the power supply of the air conditioner outdoor unit is all strong ground, namely, the air conditioner outdoor unit is designed to be hot, so that the air conditioner outdoor unit is unsafe. The power ground on the computer mainboard is a weak current ground and is a safe ground. If the power supply on the data storage device is operated by mistake, and the data storage device is connected with an air conditioner external unit and a computer at the same time, the thermoelectric ground of the air conditioner external unit is directly connected with the weak current ground of the computer to cause short circuit, and the computer host can be burnt out.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a data storage equipment and air conditioning system, it can effectively avoid the data storage equipment simultaneously with the condition of air conditioner, computer switch-on, guarantees the security that data storage equipment used.
In order to achieve the above object, an embodiment of the present invention provides a data storage device, including a relay and a switch; the relay comprises a first single-pole double-throw switch, a second single-pole double-throw switch and an inductor;
the common contact of the first single-pole double-throw switch is connected with the power supply end of the data storage device, the normally closed contact is connected with the power supply end of an air conditioner external unit, and the normally open contact is connected with the power supply end of a terminal device;
a common contact of the second single-pole double-throw switch is connected with a grounding end of the data storage equipment, a normally closed contact is connected with a grounding end of an air conditioner external unit, and a normally open contact is connected with a grounding end of the terminal equipment;
the first end of the inductor is connected with the grounding end of the terminal equipment, the second end of the inductor is connected with the first end of the switch, and the second end of the switch is connected with the power end of the terminal equipment.
As an improvement of the above scheme, the data storage device further comprises a USB interface and a UART interface;
then, a normally closed contact of the first single-pole double-throw switch is connected with a power supply end of the air conditioner external unit through the UART interface, and a normally open contact of the first single-pole double-throw switch is connected with a power supply end of the terminal device through the USB interface;
the normally closed contact of the second single-pole double-throw switch is connected with the grounding end of the air conditioner external unit through the UART interface, and the normally open contact of the second single-pole double-throw switch is connected with the grounding end of the terminal equipment through the USB interface;
the first end of the inductor is connected with the grounding end of the terminal equipment through the USB interface, and the second end of the switch is connected with the power supply end of the terminal equipment through the USB interface.
As an improvement of the above solution, the data storage device further includes a first LED indicator, a first end of the first LED indicator is connected to the first end of the inductor, and a second end of the first LED indicator is connected to the second end of the inductor;
the data storage equipment further comprises a second LED indicator light, wherein the first end of the second LED indicator light is connected with the power supply end of the data storage equipment, and the second end of the second LED indicator light is connected with the grounding end of the data storage equipment.
As an improvement of the above solution, the data storage device further includes a first resistor, and the second end of the first LED indicator is connected to the second end of the inductor through the first resistor;
the data storage device further comprises a second resistor, and a second end of the second LED indicator light is connected with the grounding end of the data storage device through the second resistor.
The embodiment of the utility model provides an air conditioning system is still provided, include: the air conditioner comprises a data storage device, an air conditioner external unit and a terminal device, wherein the data storage device comprises a relay and a switch; the relay comprises a first single-pole double-throw switch, a second single-pole double-throw switch and an inductor;
a common contact of the first single-pole double-throw switch is connected with a power supply end of the data storage device, a normally closed contact is connected with a power supply end of an air conditioner external unit, and a normally open contact is connected with a power supply end of a terminal device;
a common contact of the second single-pole double-throw switch is connected with a grounding end of the data storage equipment, a normally closed contact is connected with a grounding end of an air conditioner external unit, and a normally open contact is connected with a grounding end of the terminal equipment;
the first end of the inductor is connected with the grounding end of the terminal equipment, the second end of the inductor is connected with the first end of the switch, and the second end of the switch is connected with the power end of the terminal equipment.
As an improvement of the above scheme, the data storage device further comprises a USB interface and a UART interface;
then, a normally closed contact of the first single-pole double-throw switch is connected with a power supply end of the air conditioner external unit through the UART interface, and a normally open contact of the first single-pole double-throw switch is connected with a power supply end of the terminal device through the USB interface;
the normally closed contact of the second single-pole double-throw switch is connected with the grounding end of the air conditioner external unit through the UART interface, and the normally open contact of the second single-pole double-throw switch is connected with the grounding end of the terminal equipment through the USB interface;
the first end of the inductor is connected with the grounding end of the terminal equipment through the USB interface, and the second end of the switch is connected with the power supply end of the terminal equipment through the USB interface.
As an improvement of the above solution, the data storage device further includes a first LED indicator, a first end of the first LED indicator is connected to the first end of the inductor, and a second end of the first LED indicator is connected to the second end of the inductor;
the data storage equipment further comprises a second LED indicator light, wherein the first end of the second LED indicator light is connected with the power supply end of the data storage equipment, and the second end of the second LED indicator light is connected with the grounding end of the data storage equipment.
As an improvement of the above solution, the data storage device further includes a first resistor, and the second end of the first LED indicator is connected to the second end of the inductor through the first resistor;
the data storage device further comprises a second resistor, and a second end of the second LED indicator light is connected with the grounding end of the data storage device through the second resistor.
Compared with the prior art, the embodiment of the utility model discloses a data storage equipment and air conditioning system, data storage equipment includes relay and switch; the relay comprises a first single-pole double-throw switch, a second single-pole double-throw switch and an inductor; a common contact of the first single-pole double-throw switch is connected with a power supply end of the data storage device, a normally closed contact is connected with a power supply end of an air conditioner external unit, and a normally open contact is connected with a power supply end of a terminal device; a common contact of the second single-pole double-throw switch is connected with a grounding end of the data storage equipment, a normally closed contact is connected with a grounding end of an air conditioner external unit, and a normally open contact is connected with a grounding end of the terminal equipment; the first end of the inductor is connected with the grounding end of the terminal equipment, the second end of the inductor is connected with the first end of the switch, and the second end of the switch is connected with the power end of the terminal equipment.
When the data storage device is connected with the outdoor unit of the air conditioner, the switch is disconnected, the common contact of the first single-pole double-throw switch is connected with the normally closed contact of the first single-pole double-throw switch, the common contact of the second single-pole double-throw switch is connected with the normally closed contact of the second single-pole double-throw switch, and the data storage device is communicated with the outdoor unit of the air conditioner. When the data storage device is connected with the terminal device, a user closes the switch, at the moment, the common contact of the first single-pole double-throw switch is connected with the normally open contact, the common contact of the second single-pole double-throw switch is connected with the normally open contact, and the data storage device is communicated with the terminal device. Adopt the embodiment of the utility model provides an even user's maloperation is connected data storage equipment with the outer machine of air conditioner, terminal equipment simultaneously, according to the closed or off-state of switch, data storage equipment also can only realize the communication with one of them equipment, effectively avoids data storage equipment simultaneously and air conditioner, computer switch-on, causes the direct continuous short circuit of the low current ground of the outer machine of air conditioner and computer, and the condition of burning out the computer takes place, has effectively guaranteed the security that data storage equipment used.
Drawings
FIG. 1 is a schematic diagram of a connection structure between a data storage device and an air conditioner external unit and a computer in the prior art;
FIG. 2 is a schematic diagram of a prior art data storage device;
fig. 3 is a schematic structural diagram of a data storage device according to a first preferred embodiment of the present invention;
fig. 4 is a schematic structural diagram of a data storage device in a second preferred embodiment according to an embodiment of the present invention;
fig. 5 is a schematic view of a connection structure between the data storage device and the air conditioner external unit and the terminal device in the embodiment of the present invention;
fig. 6 is a schematic structural diagram of a data storage device in a third preferred implementation manner in an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a data storage device in a fourth preferred embodiment according to the present invention;
fig. 8 is a schematic structural diagram of a data storage device in a fifth preferred embodiment according to the present invention;
fig. 9 is a schematic structural diagram of an air conditioning system provided by an embodiment of the present invention;
fig. 10 is a schematic structural diagram of an air conditioning system according to an embodiment of the present invention in a preferred embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
First, it should be noted that the orientations of top, bottom, upward, downward, and the like referred to herein are defined with respect to the orientation in the respective drawings, are relative concepts, and thus can be changed according to different positions and different practical states in which they are located. These and other orientations, therefore, should not be used in a limiting sense.
It should be noted that the term "comprising" does not exclude other elements or steps and the "a" or "an" does not exclude a plurality.
Furthermore, it should be further noted that any single technical feature described or implied in the embodiments herein, or any single technical feature shown or implied in the figures, can still be combined between these technical features (or their equivalents) to obtain other embodiments of the present application not directly mentioned herein.
It will be further understood that the terms "first," "second," and the like, are used herein to describe various information and should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application.
It should be noted that in different drawings, the same reference numerals indicate the same or substantially the same components.
Fig. 3 is a schematic structural diagram of a data storage device according to a first preferred embodiment of the present invention. The embodiment of the utility model provides a data storage device 10, including relay K and switch S; the relay K comprises a first single-pole double-throw switch K1, a second single-pole double-throw switch K2 and an inductor L.
A common contact a of the first single-pole double-throw switch K1 is connected with a power supply terminal VCC of the data storage device 10, a normally closed contact b is connected with a power supply terminal of an air conditioner external unit, and a normally open contact c is connected with a power supply terminal of a terminal device; a common contact d of the second single-pole double-throw switch K2 is connected with a ground terminal GND of the data storage device 10, a normally closed contact e is connected with a ground terminal of the air conditioner external unit, and a normally open contact f is connected with a ground terminal of the terminal device; the first end of the inductor L is connected with the grounding end of the terminal equipment, the second end of the inductor L is connected with the first end of the switch S, and the second end of the switch S is connected with the power supply end of the terminal equipment.
It should be noted that, referring to fig. 3, the power supply end of the external air conditioner unit refers to a power supply on a control panel of the external air conditioner unit, for example, a 5V power supply, which is denoted as 5V-1; and the grounding end of the air conditioner outdoor unit is marked as GND-1. The power end of the terminal equipment refers to a power supply on a control panel of the terminal equipment, for example, a 5V power supply, which is marked as 5V-2; the grounding end of the terminal equipment is marked as GND-2; the terminal equipment comprises electronic equipment such as a computer.
In the initial state of the relay K, if no current flows through the inductor L, the common contact a of the first single-pole double-throw switch K1 is connected to the normally closed node b by default and disconnected from the normally open node c; the common contact d of the second single-pole double-throw switch K2 is connected to the normally closed node e by default and disconnected from the normally open node f.
The embodiment of the utility model provides an in, when data storage device 10 connects the air condensing units, under the default state, switch S is the disconnection, and relay K does not move, and it is through not have the electric current in the inductance L, first single-pole double-throw switch K1 'S common contact an and normally closed node b intercommunication, common contact an and normally open node c disconnection, this moment data storage device 10' S feed end VCC connect with the outer 5V-1 of air conditioner power end is connected, earthing terminal GND with the outer machine 'S of air conditioner earthing terminal GND-1 is connected, consequently, data storage device 10 and the outer machine of air conditioner are connected and are carried out the communication, and data storage device 10 can save the outer machine operation' S of air conditioner data in real time.
When the data storage device 10 is connected with a terminal device, a user closes the switch S, working voltage is applied to the inductor L, namely current passes through the inductor L, the relay acts, the common contact a of the first single-pole double-throw switch K1 is disconnected from the normally closed node b, the common contact a is connected with the normally open node c, at the moment, the power supply terminal VCC of the data storage device 10 is connected with the power terminal 5V-2 of the terminal device, and the ground terminal GND is connected with the ground terminal GND-2 of the terminal device, so that the data storage device 10 is connected with the terminal device and communicates with the terminal device, the terminal device can read stored air conditioner operation data, and the air conditioner operation data are analyzed.
Adopt the embodiment of the utility model provides an even data storage device 10 has connected terminal equipment, as long as switch S does not have the closure, just there is not the power on the data storage device 10, and data storage device 10 is out of work, and terminal equipment can not read the data on the data storage device yet. Therefore, even if a user operates by mistake to connect the data storage device 10 with an air conditioner external unit and a terminal device at the same time, the data storage device 10 can only communicate with one device according to the on or off state of the switch S, so that the situation that the thermoelectric ground of the air conditioner external unit is directly connected with the weak current ground of a computer to cause short circuit and burn out the computer host because the data storage device is connected with the air conditioner and the computer at the same time is effectively avoided, and the use safety of the data storage device is effectively ensured.
As a preferred embodiment, referring to fig. 4 and 5, fig. 4 is a schematic structural diagram of a data storage device in an embodiment of the present invention in a second preferred embodiment; fig. 5 is a schematic diagram of a connection structure between the data storage device and the air conditioner external unit and the terminal device in the embodiment of the present invention. The data storage device 10 further includes a USB interface and a UART interface.
It should be noted that the data storage device 10 includes a micro control unit MCU for executing the information processing function and a USB chip for implementing data transmission, the micro control unit MCU is connected with the USB chip, and the USB chip is connected with the USB interface, so that the data storage device 10 is connected to the terminal device through the USB interface; the micro control unit MCU is connected to the UART interface, so that the data storage device 10 is connected to the air conditioner external unit through the UART interface.
In the above embodiment, the normally closed contact b of the first spdt K1 is connected to the power supply terminal of the external unit of the air conditioner through the UART interface, and the normally open contact c of the first spdt K1 is connected to the power supply terminal of the terminal device through the USB interface. The normally closed contact e of the second single-pole double-throw switch K2 is connected with the grounding end of the air conditioner external unit through the UART interface, and the normally open contact f of the second single-pole double-throw switch K2 is connected with the grounding end of the terminal equipment through the USB interface. The first end of the inductor L is connected with the grounding end of the terminal equipment through the USB interface, and the second end of the switch S is connected with the power supply end of the terminal equipment through the USB interface.
Referring to fig. 6 as a preferred embodiment, a schematic structural diagram of a data storage device in an embodiment of the present invention in a third preferred embodiment is shown. The data storage device 10 further includes a first LED indicator light D1, a first terminal of the first LED indicator light D1 is connected to the first terminal of the inductor L, and a second terminal of the first LED indicator light D1 is connected to the second terminal of the inductor L.
On the basis of the above-mentioned embodiment, the embodiment of the utility model provides an add first LED pilot lamp, when switch S disconnection, first LED pilot lamp does not have the electric current to pass through, is in the off-state. When the switch S is disconnected, the first LED indicator lamp passes through current and is in a lighting state.
Adopt the embodiment of the utility model provides a, when first LED pilot lamp is lighted for instruct data storage device 10 to be connected the state of communication with terminal equipment. That is, when the switch S is turned off, the first LED indicator light is not turned on, the power supply terminal VCC of the data storage device 10 is connected to the power supply terminal 5V-1 of the air conditioner outdoor unit, and the ground terminal GND is connected to the ground terminal GND-1 of the air conditioner outdoor unit, so that the data storage device 10 is connected to and communicates with the air conditioner outdoor unit, and the data storage device 10 can store the data of the operation of the air conditioner outdoor unit in real time. When a user closes the switch S, the first LED indicator lamp is turned on, at the moment, the power supply terminal VCC of the data storage device 10 is connected with the power supply terminal 5V-USB of the terminal device, and the ground terminal GND is connected with the ground terminal GND-USB of the terminal device, so that the data storage device 10 is connected with the terminal device and communicates with the terminal device, the terminal device can read stored air conditioner running data, and the air conditioner running data are analyzed.
Referring to fig. 7, a schematic structural diagram of a data storage device in an embodiment of the present invention in a fourth preferred embodiment is shown as a preferred embodiment. The data storage device 10 further comprises a second LED indicator light D2, wherein a first end of the second LED indicator light D2 is connected to the power supply terminal of the data storage device 10, and a second end of the second LED indicator light D2 is connected to the ground terminal of the data storage device 10.
The embodiment of the utility model provides an in add the second LED pilot lamp, because what the second LED pilot lamp was connected is data storage equipment's supply terminal and earthing terminal, consequently, when data storage equipment 10 was in the on-state, the second LED pilot lamp was usually bright, showed that data storage equipment 10 is just connecting and communicating with outer machine of air conditioner or terminal equipment.
Preferably, refer to fig. 8, which is a schematic structural diagram of a data storage device in a fifth preferred implementation manner in an embodiment of the present invention. The data storage device 10 further comprises a first resistor R1, a second terminal of the first LED indicator light D1 is connected with a second terminal of the inductor L through the first resistor R1; the data storage device 10 further includes a second resistor R2, and a second terminal of the second LED indicator light D2 is connected to the ground terminal of the data storage device through the second resistor R2.
In this embodiment, the first resistor R1 and the second resistor R2 are current limiting resistors, and are mainly used for protecting the first LED indicator light D1 and the second LED indicator light D2 and protecting the safe operation of the circuit.
Referring to fig. 9, it is a schematic structural diagram of an air conditioning system according to an embodiment of the present invention. The embodiment of the utility model provides an air conditioning system 20, including data storage equipment 21, outer machine 22 of air conditioner and terminal equipment 23, data storage equipment 21 includes relay K and switch S; the relay K comprises a first single-pole double-throw switch K1, a second single-pole double-throw switch K2 and an inductor L.
A common contact a of the first single-pole double-throw switch K1 is connected with a power supply terminal VCC of the data storage device 10, a normally closed contact b is connected with a power supply terminal of an air conditioner external unit, and a normally open contact c is connected with a power supply terminal of a terminal device; a common contact d of the second single-pole double-throw switch K2 is connected with a ground terminal GND of the data storage device 10, a normally closed contact e is connected with the ground terminal of the air conditioner outdoor unit, and a normally open contact f is connected with the ground terminal of the terminal device; the first end of the inductor L is connected with the grounding end of the terminal equipment, the second end of the inductor L is connected with the first end of the switch S, and the second end of the switch S is connected with the power supply end of the terminal equipment.
Adopt the utility model discloses technical means can effectively avoid data storage equipment simultaneously and air conditioner, computer switch-on, causes the direct continuous short circuit in the light current ground of the thermoelectricity ground of the outer machine of air conditioner and computer, and the condition of burning out computer takes place, has effectively guaranteed the security that air conditioning system used.
Preferably, refer to fig. 10, which is a schematic structural diagram of an air conditioning system according to an embodiment of the present invention in a preferred implementation manner. The data storage device 21 further includes a USB interface and a UART interface;
then, the normally closed contact b of the first single-pole double-throw switch K1 is connected to the power supply terminal of the air conditioner external unit through the UART interface, and the normally open contact c of the first single-pole double-throw switch K1 is connected to the power supply terminal of the terminal device through the USB interface. The normally closed contact e of the second single-pole double-throw switch K2 is connected with the grounding end of the air conditioner external unit through the UART interface, and the normally open contact f of the second single-pole double-throw switch K2 is connected with the grounding end of the terminal equipment through the USB interface. The first end of the inductor L is connected with the grounding end of the terminal equipment through the USB interface, and the second end of the switch S is connected with the power supply end of the terminal equipment through the USB interface.
Preferably, the data storage device 21 further comprises a first LED indicator D1, a first terminal of the first LED indicator D1 is connected to the first terminal of the inductor L, and a second terminal of the first LED indicator D1 is connected to the second terminal of the inductor L.
The data storage device 21 further comprises a second LED indicator light D2, a first end of the second LED indicator light D2 is connected to the power supply terminal of the data storage device 10, and a second end of the second LED indicator light D2 is connected to the ground terminal of the data storage device 10.
Preferably, the data storage device 21 has a first resistor R1, and the second end of the first LED indicator light D1 is connected to the second end of the inductor L through the first resistor R1; the data storage device 21 further includes a second resistor R2, and a second terminal of the second LED indicator light D2 is connected to the ground terminal of the data storage device through the second resistor R2.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (8)
1. A data storage device comprising a relay and a switch; the relay comprises a first single-pole double-throw switch, a second single-pole double-throw switch and an inductor;
a common contact of the first single-pole double-throw switch is connected with a power supply end of the data storage device, a normally closed contact is connected with a power supply end of an air conditioner external unit, and a normally open contact is connected with a power supply end of a terminal device;
a common contact of the second single-pole double-throw switch is connected with a grounding end of the data storage equipment, a normally closed contact is connected with a grounding end of an air conditioner external unit, and a normally open contact is connected with a grounding end of the terminal equipment;
the first end of the inductor is connected with the grounding end of the terminal equipment, the second end of the inductor is connected with the first end of the switch, and the second end of the switch is connected with the power supply end of the terminal equipment.
2. The data storage device of claim 1, wherein the data storage device further comprises a USB interface and a UART interface;
then, a normally closed contact of the first single-pole double-throw switch is connected with a power supply end of the air conditioner external unit through the UART interface, and a normally open contact of the first single-pole double-throw switch is connected with a power supply end of the terminal device through the USB interface;
the normally closed contact of the second single-pole double-throw switch is connected with the grounding end of the air conditioner external unit through the UART interface, and the normally open contact of the second single-pole double-throw switch is connected with the grounding end of the terminal equipment through the USB interface;
the first end of the inductor is connected with the grounding end of the terminal equipment through the USB interface, and the second end of the switch is connected with the power supply end of the terminal equipment through the USB interface.
3. The data storage device of claim 1, wherein the data storage device further comprises a first LED indicator light, a first end of the first LED indicator light being connected to a first end of the inductor, a second end of the first LED indicator light being connected to a second end of the inductor;
the data storage equipment further comprises a second LED indicator light, wherein the first end of the second LED indicator light is connected with the power supply end of the data storage equipment, and the second end of the second LED indicator light is connected with the grounding end of the data storage equipment.
4. The data storage device of claim 3, wherein the data storage device further comprises a first resistor, wherein the second terminal of the first LED indicator light is coupled to the second terminal of the inductor through the first resistor;
the data storage device further comprises a second resistor, and a second end of the second LED indicator light is connected with the grounding end of the data storage device through the second resistor.
5. An air conditioning system, comprising: the air conditioner comprises a data storage device, an air conditioner external unit and a terminal device, wherein the data storage device comprises a relay and a switch; the relay comprises a first single-pole double-throw switch, a second single-pole double-throw switch and an inductor;
a common contact of the first single-pole double-throw switch is connected with a power supply end of the data storage device, a normally closed contact is connected with a power supply end of an air conditioner external unit, and a normally open contact is connected with a power supply end of a terminal device;
the common contact of the second single-pole double-throw switch is connected with the grounding end of the data storage equipment, the normally closed contact is connected with the grounding end of the air conditioner outdoor unit, and the normally open contact is connected with the grounding end of the terminal equipment;
the first end of the inductor is connected with the grounding end of the terminal equipment, the second end of the inductor is connected with the first end of the switch, and the second end of the switch is connected with the power end of the terminal equipment.
6. The air conditioning system of claim 5, wherein the data storage device further comprises a USB interface and a UART interface;
then, a normally closed contact of the first single-pole double-throw switch is connected with a power supply end of the air conditioner external unit through the UART interface, and a normally open contact of the first single-pole double-throw switch is connected with a power supply end of the terminal device through the USB interface;
the normally closed contact of the second single-pole double-throw switch is connected with the grounding end of the air conditioner external unit through the UART interface, and the normally open contact of the second single-pole double-throw switch is connected with the grounding end of the terminal equipment through the USB interface;
the first end of the inductor is connected with the grounding end of the terminal equipment through the USB interface, and the second end of the switch is connected with the power supply end of the terminal equipment through the USB interface.
7. The air conditioning system of claim 6, wherein the data storage device further comprises a first LED indicator light, a first end of the first LED indicator light being connected to a first end of the inductor, a second end of the first LED indicator light being connected to a second end of the inductor;
the data storage equipment further comprises a second LED indicator light, wherein the first end of the second LED indicator light is connected with the power supply end of the data storage equipment, and the second end of the second LED indicator light is connected with the grounding end of the data storage equipment.
8. The air conditioning system of claim 7, wherein the data storage device further comprises a first resistor, and wherein the second terminal of the first LED indicator light is coupled to the second terminal of the inductor through the first resistor;
the data storage device further comprises a second resistor, and a second end of the second LED indicator light is connected with the grounding end of the data storage device through the second resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221438029.4U CN217464683U (en) | 2022-06-10 | 2022-06-10 | Data storage device and air conditioning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221438029.4U CN217464683U (en) | 2022-06-10 | 2022-06-10 | Data storage device and air conditioning system |
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| Publication Number | Publication Date |
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| CN217464683U true CN217464683U (en) | 2022-09-20 |
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| CN202221438029.4U Active CN217464683U (en) | 2022-06-10 | 2022-06-10 | Data storage device and air conditioning system |
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| Country | Link |
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| CN (1) | CN217464683U (en) |
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