CN206922634U - Power supply changeover device and the electrical equipment suitable for the power supply changeover device - Google Patents
Power supply changeover device and the electrical equipment suitable for the power supply changeover device Download PDFInfo
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- CN206922634U CN206922634U CN201720401184.1U CN201720401184U CN206922634U CN 206922634 U CN206922634 U CN 206922634U CN 201720401184 U CN201720401184 U CN 201720401184U CN 206922634 U CN206922634 U CN 206922634U
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- power
- electrical equipment
- power supply
- interface
- control panel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Abstract
It the utility model is related to power supply changeover device and the electrical equipment suitable for the power supply changeover device.Power supply changeover device includes the control panel with the first power circuit, the first power switch and second source switch, leakage protection module and forceful electric power interface and light current interface.Control panel, the first power switch, leakage protection module, second source switch and forceful electric power interface are sequentially connected in series on forceful electric power cored wire, and control panel is connected with light current interface by weak electric signal line.Control panel is configured to disconnect the first power switch after receiving standby command, closing the first power switch after wake-up instruction is received.Electrical equipment includes：Control device, it is provided with second source circuit and signal transmitting and receiving module；Attaching plug, for being plugged with forceful electric power interface, to obtain the power supply for being used for feeding to second source circuit；With light current joint, for being plugged with light current interface, to obtain the power supply for being used for feeding to signal transmitting and receiving module, and it is connected with the control partitioned signal of power-supply adapter.
Description
Technical field
Common electric is the utility model is related to, more particularly to a kind of power supply changeover device and suitable for the power supply changeover device
Electrical equipment.
Background technology
With the lifting of mankind's awareness of saving energy, the adjustment of national policy, requirement more and more higher of the home appliance to energy-conservation.It is right
In some electrical equipments for being chronically at energization holding state, stand-by power consumption is an important indicator for examining its energy-saving horizontal.
Existing low standby scheme is all often to optimize power circuit on the control panel of equipment, due to the load of equipment in itself it is larger compared with
It is more, thus power circuit must select it is powerful, the stand-by power consumption of power circuit is inherently high.In addition, it is standby to reduce part
The stand-by power consumption of power consuming load is also a conventional means, but when there is new standby load, low stand-by circuit must not
Disconnected iteration optimization upgrading, cause the cost increase of equipment control panel, larger, and the standby scheme optimization difficulty of load having
It is very big, for example, 15V loops about 0.5W or so the stand-by power consumption of many idle call direct current generators, its 310V loop standby zero
Power consumption, but direct current generator requires 15V loops than being powered off behind 310V loop first upper electricity, and which results in the 15V loops that can not only break
Power supply, it is necessary to the break-make control loop in 310V loops must be increased, and also need to the strict control power-off sequencing on software,
Very big difficulty is caused to cost and control logic.
Except energy-conservation, safety is even more the hard requirement of product, and earth leakage protective is also increasingly taken seriously in product design.It is existing
Power line is protected in some leakages and leakage protects module and also has stand-by power consumption in itself, and leakage protects module and power supply, family are accessed before equipment control panel
The standby prioritization scheme of electric equipment in itself can not solve the stand-by power consumption for Lou protecting module.
Utility model content
The utility model is intended to not change inside electrical equipment on the premise of original design, by setting power supply changeover device
Meter realizes the low standby and earth leakage protective of electrical equipment simultaneously.
Therefore, a purpose of the utility model first aspect is intended to overcome at least one defect of the prior art, carry
For a kind of low standby and earth leakage protective power supply changeover device that can realize electrical equipment simultaneously.
Another purpose of the utility model first aspect is the structure of simplified power supply changeover device.
The purpose of the utility model second aspect is to provide a kind of with creepage protection function and the low electricity consumption of idling consumption
Equipment.
According to of the present utility model in a first aspect, the utility model provides a kind of power supply changeover device, including it is used for and civil power
Connection and control panel, the first power switch for controllably opening and closing and second source switch with the first power circuit,
Leakage protection module and for the forceful electric power interface and light current interface with electrical equipment grafting, wherein
The control panel, first power switch, the leakage protection module, second source switch and described strong
Electrical interface is sequentially connected in series on forceful electric power cored wire, and the control panel is connected with the light current interface by weak electric signal line, to pass through
The weak electric signal line carries to the signal transmitting and receiving module for the electrical equipment being plugged on the forceful electric power interface and the light current interface
Power supply source simultaneously transmits the wake-up instruction for indicating the standby standby command of electrical equipment and starting for indicating electrical equipment,
The control panel is configured to disconnect first power switch after the standby command is received, referred to receiving the wake-up
First power switch is closed after order.
Alternatively, the power supply changeover device also includes plug, power line and the insert row body being sequentially connected, wherein
The forceful electric power interface and the light current interface are formed on the insert row body, the control panel, first power supply
Switch, second source switch and the leakage protection module may be contained within the insert row body or may be contained within the plug
It is interior.
Alternatively, the power supply changeover device also includes waking up button, is connected with the control panel, to receive wake-up behaviour
Sent when making to the control panel and wake up instruction, so as to close first power switch by the control panel, and by institute
Wake-up instruction is stated to transmit to the electrical equipment being plugged on the forceful electric power interface and the light current interface.
Alternatively, the forceful electric power interface has twin jack structure or three jack structures.
Alternatively, the light current interface is USB interface or serial line interface.
Alternatively, the leakage protection module is used to detect the use being plugged on the forceful electric power interface and the light current interface
Electric equipment whether there is drain conditions, and promote the second source to switch off when the electrical equipment has drain conditions；
And
The power supply changeover device also includes reset switch, and it is connected with the control panel, with the leakage protection module
Detect reset of being upspring when the electrical equipment has drain conditions.
According to second aspect of the present utility model, the utility model also provides one kind and is applied to any of the above-described technical scheme institute
The electrical equipment for the power supply changeover device stated, it includes：
Control device, second source circuit and signal transmitting and receiving module are provided with it；
Attaching plug, plugged for the forceful electric power interface with the power supply changeover device, be used to feed to described second to obtain
The power supply of power circuit；And
Light current joint, plugged for the light current interface with the power-supply adapter, be used to feed to the signal to obtain
The power supply of transceiver module, and be connected with the control partitioned signal of the power-supply adapter.
Alternatively, the attaching plug has double contact pin structures or three contact pin structures.
Alternatively, the light current joint is USB joint or serial joint.
Alternatively, the electrical equipment is air conditioner.
Control panel and two power switches have been specifically designed in power supply changeover device of the present utility model, and has removed forceful electric power interface
Outside, also it has been specifically designed light current interface.Control panel, the first power switch, leakage protection module, second source switch and forceful electric power connect
Mouth is sequentially connected in series on forceful electric power cored wire, and control panel is connected with light current interface by weak electric signal line.Thus, electric leakage is not only realized
Defencive function, and when electrical equipment needs standby, by control panel the first power switch can be controlled to disconnect, so as to directly cutting off
The power supply of control panel forceful electric power output end, off-position is in using the power circuit of electric equipment and other power consuming loads, is avoided
Electrical equipment power circuit and other power consuming loads produce stand-by power consumption.Now, control panel can by weak electric signal line to
Necessary light current power source when the signal transmitting and receiving module of electric equipment provides standby.Signal transmitting and receiving module is weak current part, power
It is very small, therefore the power supply changeover device of the utility model design can not change inside electrical equipment on the premise of original design
Realize the low standby power loss of electrical equipment.
Further, the utility model is by opening control panel, the first power switch, leakage protection module, second source
Close and the position of forceful electric power interface is specifically designed so that when the first power switch disconnects, while cut off earth leakage protective
The power supply of module, is at off-position, avoids it from producing stand-by power consumption, so as to reduce further the standby of electrical equipment
Power consumption.
Further, forceful electric power interface and light current interface are formed on the insert row body of power supply changeover device, control panel, the first power supply
Switch, second source switch and leakage protection module may be contained within insert row body or may be contained within plug, therefore simplify electricity
The structure of source converter, reduce its volume.
According to the accompanying drawings will be more to the detailed description of the utility model specific embodiment, those skilled in the art
Add clear of the present utility model above-mentioned and other purposes, advantages and features.
Brief description of the drawings
It is described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter more of the present utility model specific real
Apply example.Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that
What these accompanying drawings were not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the schematic block diagram according to the power supply changeover device of the utility model one embodiment；
Fig. 2 is the schematic diagram according to the power supply changeover device of the utility model one embodiment；
Fig. 3 is the schematic block diagram according to the electrical equipment of the utility model one embodiment；
Fig. 4 is the schematic structure being plugged on according to the electrical equipment of the utility model one embodiment on power supply changeover device
Block diagram.
Embodiment
The utility model embodiment provides a kind of power supply changeover device first.Fig. 1 is according to the utility model one embodiment
Power supply changeover device schematic block diagram.Power supply changeover device 1 of the present utility model includes being used to electrically connect and have with city
The control panel 10 of first power circuit 11, the first power switch 21 controllably opened and closed and second source switch 22, leakage
Electric protection module 30 and for the forceful electric power interface 41 and light current interface 42 with electrical equipment grafting.
Control panel 10, the first power switch 21, leakage protection module 30, second source switch 22 and forceful electric power interface 41 are successively
It is serially connected on forceful electric power cored wire 50, control panel 10 is connected with light current interface 42 by weak electric signal line 60, to pass through weak electric signal line
60 provide power supply and transmitting to the signal transmitting and receiving module for the electrical equipment being plugged on forceful electric power interface 41 and light current interface 42 is used for
The wake-up instruction for indicating the standby standby command of electrical equipment and starting for indicating electrical equipment, control panel 10 are configured to connecing
Receive disconnect after standby command the first power switch 21, receive wake up instruction after close the first power switch 21.
That is, power supply changeover device 1 of the present utility model has been specifically designed control panel 10 and two power switches, and
In addition to forceful electric power interface 41, light current interface 42 has also been specifically designed.The utility model is by the way that control panel 10, the first power supply are opened simultaneously
Close 21, leakage protection module 30, second source switch 22 and forceful electric power interface 41 to be sequentially connected in series on forceful electric power cored wire 50, by control panel
10 are connected with light current interface 42 by weak electric signal line 60, not only realize creepage protection function, and electrical equipment needs to treat
During machine, by control panel 10 the first power switch 21 can be controlled to disconnect, so as to the electricity of the direct forceful electric power output end of cutting-off controlling plate 10
Source, off-position is in using the power circuit of electric equipment and other power consuming loads, avoid electrical equipment power circuit and
Other power consuming loads produce stand-by power consumption.Now, the signal transmitting and receiving that control panel 10 can be by weak electric signal line 60 to electrical equipment
Necessary light current power source when module provides standby.Signal transmitting and receiving module is weak current part, and power is very small, therefore this practicality
The power supply changeover device 1 of new design can realize electrical equipment inside electrical equipment not changing on the premise of original design
Low standby power loss.
In certain embodiments, weak electric signal line 60 can allow signal or instruction from electrical equipment signal transmitting and receiving module to
The one-way transmission of control panel 10.Standby command and wake-up instruction are sent by electrical equipment, such as user can pass through electrical equipment
Remote control sends standby command and waken up and instructs.In further embodiments, weak electric signal line 60 can also allow signal or refer to
Order transmitted in both directions between the signal transmitting and receiving module of electrical equipment and control panel 10.Power supply changeover device 1 and electrical equipment can be with
Send standby command and wake up and instruct, so that user chooses at random according to actual conditions, such as user can pass through electrical equipment
Remote control or other operations send standby command, by the wake-up button 91 (being described referring particularly to lower section) on power supply changeover device 1
Send wake-up instruction.
Specifically, weak electric signal line 60 may include for transmitting standby command and waking up the signal core 61 instructed and be used for
Transmit the light current cored wire 62 of light current power supply.The signal core 61 can be rs 232 serial interface signal line.
Under electrical equipment holding state, the first power circuit 11 in control panel 10 is in running order.First power supply
Circuit 11 only needs to provide necessary light current power source i.e. to the signal transmitting and receiving module of electrical equipment by weak electric signal line 60
Can.It is understood that the first power circuit 11 is small power electric source circuit, power is very small, therefore when electrical equipment is standby
Power consumption is smaller.
Further, the utility model passes through to control panel 10, the first power switch 21, leakage protection module 30, second
The position of power switch 22 and forceful electric power interface 41 is specifically designed so that when the first power switch 21 disconnects, is cut simultaneously
The power supply of leakage protection module of having broken 30, is at off-position, avoids it from producing stand-by power consumption, so as to reduce further
The stand-by power consumption of electrical equipment.
That is, leakage protection module 30 only comes into force when electrical equipment is in wake-up states.If do not have in electrical equipment
There is leaky, then electrical equipment normal operation；If when leakage protection module 30 detects that electrical equipment has leaky
Second source switch 22 is disconnected, that is, disconnects the output end of leakage protection module 30.Now the forceful electric power power supply of electrical equipment is cut off,
Electrical equipment is in holding state, and standby command is transmitted to control panel 10, control panel 10 by weak electric signal line 60 to be treated according to this
Machine instruction the first power switch 21 of control disconnects.
Fig. 2 is the schematic diagram according to the power supply changeover device of the utility model one embodiment.In the utility model
Some embodiments in, power supply changeover device 1 also includes the plug 70, power line 80 and the insert row body 90 that are sequentially connected.Forceful electric power interface
41 and light current interface 42 formed on insert row body 90, in order to grafting electrical equipment.The number of forceful electric power interface 41 and light current interface 42
Amount can be that more than one, two or three and forceful electric power interface 41 is identical with the quantity of light current interface 42, each forceful electric power interface
41 light current interfaces 42 corresponding with one match, for being plugged with same electrical equipment.Different forceful electric power interfaces 41
Between and different light current interfaces 42 between be arranged in parallel.
Further, control panel 10, the first power switch 21, second source switch 22 and leakage protection module 30 are respectively provided with
In insert row body 90 or it may be contained within plug 70.That is, control panel 10, the first power switch 21, second source switch
22 and leakage protection module 30 be arranged in the same component of power supply changeover device 1, on the one hand, be easy to forceful electric power cored wire 50 and light current
The cabling arrangement of signal wire 60, on the other hand also simplify structure and the production procedure of power supply changeover device 1, reduces its volume.
In a preferred embodiment of the present utility model, control panel 10, the first power switch 21, second source switch
22 and leakage protection module 30 may be contained within insert row body 90.
In some embodiments of the utility model, power supply changeover device 1 also includes waking up button 91, and it connects with control panel 10
Connect, instruction is waken up to be sent when receiving wake operation to control panel 10, so as to make the first power switch by control panel 10
21 closures, and transmitted by weak electric signal line 60 by instruction is waken up to the electricity consumption being plugged on forceful electric power interface 41 and light current interface 42
Equipment.Specifically, button 91 is waken up to may be disposed on insert row body 90.Wake operation alleged by the utility model can be to press downwards
Pressure wakes up the push of button 91.
In other embodiments of the present utility model, it can also be wireless signal to wake up instruction.For example, user can also lead to
The main frame for crossing the remote control electrical equipment of electrical equipment sends wake-up instruction, wakes up instruction and is then transmitted by weak electric signal line 60
To control panel 10.
In some embodiments of the utility model, forceful electric power interface 41 has twin jack structure or three jack structures.Also
To say, the forceful electric power cored wire 50 being connected with forceful electric power interface 41 can only have L and N power lines, can also have simultaneously L, N power line and
Ground wire.
In some embodiments of the utility model, light current interface 42 is USB interface or serial line interface.It is alternative at some
In embodiment, light current interface 42 can also be other suitable interface types.
In some embodiments of the utility model, leakage protection module 30 is plugged on forceful electric power interface 41 and weak for detection
Electrical equipment on electrical interface 42 whether there is drain conditions, and promote second source when the electrical equipment has drain conditions
Switch 22 disconnects.Further, power supply changeover device 1 also includes reset switch 92, and it is connected with control panel 10, with earth leakage protective
Module 30 detects reset of being upspring when the electrical equipment has drain conditions.Specifically, reset switch 92 may be disposed at insert row body
On 90.
The utility model embodiment also provides a kind of electricity consumption of the power supply changeover device 1 suitable for described in any of the above-described embodiment
Equipment.Fig. 3 is according to the schematic block diagram of the electrical equipment of the utility model one embodiment, and Fig. 4 is according to this practicality
The electrical equipment of new one embodiment is plugged on the schematic block diagram on power supply changeover device.Electrical equipment 100 includes control
Device 110, attaching plug 120 and light current joint 130 processed.Control device 100 is provided with second source circuit 111 and signal transmitting and receiving mould
Block 112.Attaching plug 120 is used to plug with the forceful electric power interface 41 of power supply changeover device 1, is used to feed to second source electricity to obtain
The power supply on road 111.Light current joint 130 is used to plug with the light current interface 42 of power-supply adapter 1, is used to feed to signal to obtain
The power supply of transceiver module 112, and be connected with the signal of control panel 10 of power-supply adapter 1.
Specifically, attaching plug 120 is connected with second source circuit 111, light current joint 130 and signal transmitting and receiving module 112
Connection.It is understood that second source circuit 111 is large power supply circuit, signal transmitting and receiving module 112 is small-power light current
Part.When electrical equipment 100 attaching plug 120 and light current joint 130 respectively with the forceful electric power interface 41 of power supply changeover device 10 and
After the grafting of light current interface 42, the first power circuit 11, the first power switch 21, leakage protection module 30 in control panel 10,
Second source circuit 111 in two power switches 22, forceful electric power interface 41, power connection 120 and control device 110 is sequentially connected.
Signal transmitting and receiving module 112 in control panel 10, light current interface 42, light current joint 130 and control device 110 is sequentially connected.
The technical solution of the utility model is described in detail with a kind of specific embodiment below.
Shut down when electrical equipment 100 (can also pass through electricity consumption by the power-off button on the body of electrical equipment 100
Power-off button on appliance remote control) when, control device 110 sends standby command, standby command warp to signal transmitting and receiving module 112
Weak electric signal line 60 is transmitted to control panel 10, and control panel 10 then controls the first power switch 21 to disconnect.Now, only control panel
The signal transmitting and receiving module 112 in the first power circuit 11 and control device 110 in 10 works, due to the He of the first power circuit 11
Signal transmitting and receiving module 112 in control device 110 is weak current part, and consumption power is very small, therefore greatly reduces electricity consumption
The stand-by power consumption of equipment 100.
When user needs to wake up electrical equipment 100, it need to only press and wake up button 91 or referred to by remote control transmission wake-up
Order.After control panel 10 receives wake-up instruction, the first power switch 21 of control closes, the normal power supply of electrical equipment 100 fortune
OK.
In some embodiments of the utility model, attaching plug 120 has double contact pin structures or three contact pin structures.Power supply
The structure of plug 120 and the structure of forceful electric power interface 41 match.
In some embodiments of the utility model, light current joint 130 is USB joint or serial joint.Light current joint 130
Structure and the structure of light current interface 42 match.
In some embodiments of the utility model, electrical equipment 100 can be air conditioner.Of the present utility model another
In a little embodiments, electrical equipment 100 can also be that television set, the home appliance of computer or other common types or commercialization are set
It is standby.
So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model more
Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The scope of type is understood that and regarded as to cover other all these variations or modifications.
Claims (10)
- A kind of 1. power supply changeover device, it is characterised in that including for electrically connected with city and with the first power circuit control panel, The first power switch and the second source switch that controllably open and close, leakage protection module and for being inserted with electrical equipment The forceful electric power interface and light current interface connect, whereinThe control panel, first power switch, the leakage protection module, second source switch and the forceful electric power connect Mouth is sequentially connected in series on forceful electric power cored wire, and the control panel is connected with the light current interface by weak electric signal line, with by described Weak electric signal line provides electricity to the signal transmitting and receiving module for the electrical equipment being plugged on the forceful electric power interface and the light current interface The wake-up instruction for indicating the standby standby command of electrical equipment and starting for indicating electrical equipment is simultaneously transmitted in source, described Control panel be configured to disconnected after receiving the standby command first power switch, receive it is described wake up instruction after Close first power switch.
- 2. power supply changeover device according to claim 1, it is characterised in that also include be sequentially connected plug, power line and Insert row body, whereinThe forceful electric power interface and the light current interface are formed on the insert row body, the control panel, first power switch, The second source switch and the leakage protection module may be contained within the insert row body or may be contained within the plug.
- 3. power supply changeover device according to claim 1, it is characterised in that also include：Button is waken up, is connected with the control panel, instruction is waken up to be sent when receiving wake operation to the control panel, from And close first power switch by the control panel, and the wake-up instruction is transmitted to being plugged on the forceful electric power and connect Electrical equipment on mouth and the light current interface.
- 4. power supply changeover device according to claim 1, it is characterised in thatThe forceful electric power interface has twin jack structure or three jack structures.
- 5. power supply changeover device according to claim 1, it is characterised in thatThe light current interface is USB interface or serial line interface.
- 6. power supply changeover device according to claim 1, it is characterised in thatWhether the leakage protection module is for detecting the electrical equipment being plugged on the forceful electric power interface and the light current interface Drain conditions be present, and promote the second source to switch off when the electrical equipment has drain conditions；AndThe power supply changeover device also includes reset switch, and it is connected with the control panel, to be detected in the leakage protection module Upspring when drain conditions be present to the electrical equipment reset.
- A kind of 7. electrical equipment suitable for any power supply changeover devices of claim 1-6, it is characterised in that including：Control device, second source circuit and signal transmitting and receiving module are provided with it；Attaching plug, plugged for the forceful electric power interface with the power supply changeover device, be used to feed to the second source to obtain The power supply of circuit；AndLight current joint, plugged for the light current interface with the power-supply adapter, be used to feed to the signal transmitting and receiving to obtain The power supply of module, and be connected with the control partitioned signal of the power-supply adapter.
- 8. electrical equipment according to claim 7, it is characterised in thatThe attaching plug has double contact pin structures or three contact pin structures.
- 9. electrical equipment according to claim 7, it is characterised in thatThe light current joint is USB joint or serial joint.
- 10. electrical equipment according to claim 7, it is characterised in thatThe electrical equipment is air conditioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720401184.1U CN206922634U (en) | 2017-04-17 | 2017-04-17 | Power supply changeover device and the electrical equipment suitable for the power supply changeover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720401184.1U CN206922634U (en) | 2017-04-17 | 2017-04-17 | Power supply changeover device and the electrical equipment suitable for the power supply changeover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206922634U true CN206922634U (en) | 2018-01-23 |
Family
ID=61306575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720401184.1U Active CN206922634U (en) | 2017-04-17 | 2017-04-17 | Power supply changeover device and the electrical equipment suitable for the power supply changeover device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206922634U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932268A (en) * | 2019-12-10 | 2020-03-27 | 酷闪电器(上海)有限公司 | Multifunctional power supply application device |
| CN113568360A (en) * | 2021-09-24 | 2021-10-29 | 深圳市鼎阳科技股份有限公司 | Power supply control circuit and handheld device |
-
2017
- 2017-04-17 CN CN201720401184.1U patent/CN206922634U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110932268A (en) * | 2019-12-10 | 2020-03-27 | 酷闪电器(上海)有限公司 | Multifunctional power supply application device |
| CN110932268B (en) * | 2019-12-10 | 2023-10-27 | 酷闪电器(上海)有限公司 | Multifunctional power supply application device |
| CN113568360A (en) * | 2021-09-24 | 2021-10-29 | 深圳市鼎阳科技股份有限公司 | Power supply control circuit and handheld device |
| CN113568360B (en) * | 2021-09-24 | 2021-11-30 | 深圳市鼎阳科技股份有限公司 | Power supply control circuit and handheld device |
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