CN205921409U - Dismantle convenient display screen power - Google Patents
Dismantle convenient display screen power Download PDFInfo
- Publication number
- CN205921409U CN205921409U CN201620716684.XU CN201620716684U CN205921409U CN 205921409 U CN205921409 U CN 205921409U CN 201620716684 U CN201620716684 U CN 201620716684U CN 205921409 U CN205921409 U CN 205921409U
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- circuit
- display screen
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- output
- interface
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a dismantle convenient display screen power, including electric source plate, this electricity source plate detachable be fixed in on the display screen, be equipped with the display screen interface circuit on this display screen, be equipped with display screen drive circuit in the display screen, display screen interface circuit and display screen drive circuit both way junction, display screen drive circuit's output termination in the input of display screen, be equipped with the power source circuit on the electricity source plate, voltage conversion circuit, microprocessing unit, the input interface, charging circuit and rechargeable battery, the power source circuit corresponds the setting with the display screen interface circuit, output termination in charging circuit's the input of input interface, charging circuit's output termination in rechargeable battery's input and voltage conversion circuit's input, rechargeable battery and microprocessing unit both way junction, rechargeable battery's output still connects in voltage conversion circuit's input, voltage conversion circuit's input/output termination in the input/output of microprocessing unit's input/output end and power source circuit end.
Description
Technical field
This utility model is related to display screen power supply, the display screen power supply that specifically a kind of power supply can easily be dismantled.
Background technology
Common display screen power supply has built-in and external, the power supply of external namely usually said power adaptation
Device, half is 220v exchange input, is then converted into 12v voltage and powers for display screen；Built-in power supply be usually by itself and
Hardboard does together, forms two-in-one electric source plate, is that display screen is powered.The power supply of wherein external carries inconvenience, and
Need to connect this power supply adaptor to civil power, its wiring occupies certain space and makes desktop more random；And built-in power supply
Together with doing with hardboard, there is inconvenient maintenance, the problem of radiating difficulty, and have impact on the service life of whole display screen.
Utility model content
Therefore, for above-mentioned problem, the utility model proposes a kind of dismounting easily display screen power supply, to existing aobvious
The power circuit of display screen improves, and makes built-in power supply as an independent part, dismountable has been connected with display screen
Come, thus power supply is separated with hardboard/panel, reduce the gathering of heat, convenient maintenance, extend whole display screen
Service life, to solve the deficiency of prior art.
In order to solve above-mentioned technical problem, this utility model be employed technical scheme comprise that, a kind of dismounting easily shows
Screen power supply, including power panel, this power panel is detachably secured on display screen；Wherein, this display screen is provided with display screen and connects
Mouth circuit, is provided with display drive circuit (may be provided on panel or driving plate or hardboard) in display screen, display
Screen interface circuit and display drive circuit are bi-directionally connected, and the output of display drive circuit is terminated at the input of display screen；
Power panel is provided with power interface circuit, voltage conversion circuit, microprocessing unit, input interface, charging circuit and rechargeable battery,
Power interface circuit is correspondingly arranged with display screen interface circuit, and the output of input interface is terminated at the input of charging circuit, fills
The output of circuit is terminated at the input of rechargeable battery and the input of voltage conversion circuit, rechargeable battery and microprocessing unit
It is bi-directionally connected, the outfan of rechargeable battery is also connected to the input of voltage conversion circuit, the input/output terminal of voltage conversion circuit
It is connected to the input/output terminal of microprocessing unit and the input/output terminal of power interface circuit.
Further, in order to ensure the stability that power panel is powered, power panel is additionally provided with output control circuit, output control
Circuit processed is connected between power interface circuit and voltage conversion circuit, namely the input and output of output control circuit are terminated at power supply
The input/output terminal of interface circuit and the input/output terminal of voltage conversion circuit.
Further, described power panel is additionally provided with protection circuit, and protection circuit is between charging circuit and rechargeable battery.
Further, described power panel is additionally provided with mu balanced circuit, and, between protection circuit and rechargeable battery, voltage stabilizing is electric for mu balanced circuit
The input on road is terminated at the outfan of protection circuit, and the output of mu balanced circuit is terminated at the input of microprocessing unit and the electricity that charges
The input in pond.
Further, user uses for convenience, and power panel is additionally provided with led display lamp, the input termination of led display lamp
In the outfan of microprocessing unit, for indicating the electricity of rechargeable battery.
This utility model adopts such scheme, is correspondingly arranged with display screen interface circuit by power interface circuit, with reality
Now plug connects, and during use, power interface circuit is inserted display screen interface.Wherein power panel is provided with chargeable filling
Battery and charging circuit, are charged to rechargeable battery in advance, are then inserted on display screen and can use, easy to carry,
And built-in power is separated with panel, reduce the generation of heat, extend the service life of display screen.In addition, being controlled by output
Circuit processed carries out constant current constant voltage process to the voltage of circuit, makes power panel be the more preferably more stable power supply of display screen, by protection
Circuit, mu balanced circuit and microprocessing unit, realize the Charge Management to charging and discharging circuit, not only optimize circuit structure, and
And decrease redundant circuit, reduce the cost of power panel.To sum up, this utility model structure is simple, easy to use and quick, easily
In industrialization production, there is good practicality.
Brief description
Fig. 1 is the structural representation of embodiment 1 of the present utility model；
Fig. 2 is the theory diagram of embodiment 1 of the present utility model；
Fig. 3 is the theory diagram of embodiment 2 of the present utility model.
Specific embodiment
In conjunction with the drawings and specific embodiments, this utility model is further illustrated.
Embodiment 1
As a specific embodiment, referring to Fig. 1 and Fig. 2, a kind of dismounting easily display screen electricity of the present utility model
Source, including power panel 1, this power panel 1 is detachably secured on display screen 2；Wherein, this display screen 2 is provided with display screen and connects
Mouth circuit, is provided with display drive circuit 3(and may be provided on panel or driving plate or hardboard in display screen 2), show
Display screen interface circuit and display drive circuit 3 are bi-directionally connected, and the output of display drive circuit 3 is terminated at the defeated of display screen 2
Enter end；Power panel 1 is provided with power interface circuit corresponding with display screen interface circuit, output control circuit, voltage conversion electricity
Road, microprocessing unit, input interface, charging circuit and rechargeable battery, the output of input interface is terminated at the input of charging circuit
End, the output of charging circuit is terminated at the input of rechargeable battery and the input of voltage conversion circuit, rechargeable battery and Wei Chu
Reason unit is bi-directionally connected, and the outfan of rechargeable battery is also connected to the input of voltage conversion circuit, the input of voltage conversion circuit
Output is terminated at the input/output terminal of microprocessing unit and the input/output terminal of output control circuit.
In above-mentioned power panel, power interface circuit is correspondingly arranged with display screen interface circuit, and the electric energy of power panel is passed
It is defeated by display screen.Input interface can be the power interface connecting civil power it is also possible to be coupled to there is electric energy transmission unit
The usb interface of equipment, for inputing to charging circuit by electric energy.The electric energy supply that charging circuit is used for transmitting input interface is filled
Battery is charged.Rechargeable battery can be realized using lithium battery.Voltage conversion circuit is used for the voltage conversion of power supply
It is powered for display screen required voltage.Output control circuit is used for carrying out constant current to the voltage after voltage conversion circuit conversion
Constant voltage is processed, and thinks that display screen is preferably powered.Microprocessing unit is used for above-mentioned each module is controlled, and microprocessing unit can
To be realized using existing charging management chip or single-chip microcomputer, the single-chip microcomputer for example with model ht46r066b_28 and
Its peripheral circuit is realized.
Embodiment 2
Referring to Fig. 3, as different from Example 1, in the present embodiment, above-mentioned power panel also includes protection circuit and voltage stabilizing
Circuit, between charging circuit and rechargeable battery, mu balanced circuit, located between protection circuit and rechargeable battery, has protection circuit
Body, the input of mu balanced circuit is terminated at the outfan of protection circuit, and the output of mu balanced circuit is terminated at the defeated of microprocessing unit
Enter the input of end and rechargeable battery.
Wherein, above-mentioned display screen can be liquid crystal display, monitor scope, LCD TV or computer all-in-one machine etc..
In addition, being used for for convenience checking the electricity of power panel, power panel also can arrange led display lamp, led display lamp
Input be terminated at the outfan of microprocessing unit, for indicating the electricity of rechargeable battery.When the electricity of rechargeable battery is less than in advance
If during value, microprocessing unit controls led display lamp to light, to point out user to charge.
Wherein, above-mentioned display screen can be liquid crystal display, monitor scope, LCD TV or computer all-in-one machine etc..
Although specifically show and describe this utility model in conjunction with preferred embodiment, those skilled in the art should
This is understood, in the spirit and scope of the present utility model being limited without departing from appended claims, in form and details
On this utility model can be made a variety of changes, be protection domain of the present utility model.
Claims (5)
1. a kind of dismounting easily display screen power supply it is characterised in that: include power panel, this power panel is detachably secured to show
In display screen；
Wherein, this display screen is provided with display screen interface circuit, is provided with display drive circuit, display screen interface electricity in display screen
Road and display drive circuit are bi-directionally connected, and the output of display drive circuit is terminated at the input of display screen；
Power panel is provided with power interface circuit, voltage conversion circuit, microprocessing unit, input interface, charging circuit and charging
Battery, power interface circuit is correspondingly arranged with display screen interface circuit, and the output of input interface is terminated at the input of charging circuit
End, the output of charging circuit is terminated at the input of rechargeable battery and the input of voltage conversion circuit, rechargeable battery and Wei Chu
Reason unit is bi-directionally connected, and the outfan of rechargeable battery is also connected to the input of voltage conversion circuit, the input of voltage conversion circuit
Output is terminated at the input/output terminal of microprocessing unit and the input/output terminal of power interface circuit.
2. display screen power supply according to claim 1 it is characterised in that: be additionally provided with described power panel output control electricity
Road, output control circuit is connected between power interface circuit and voltage conversion circuit.
3. display screen power supply according to claim 1 and 2 it is characterised in that: described power panel is additionally provided with protection circuit, protect
Protection circuit is between charging circuit and rechargeable battery.
4. display screen power supply according to claim 3 it is characterised in that: described power panel is additionally provided with mu balanced circuit, voltage stabilizing
The input of circuit is terminated at the outfan of protection circuit, and the output of mu balanced circuit is terminated at input and the charging of microprocessing unit
The input of battery.
5. display screen power supply according to claim 1 and 2 it is characterised in that: be additionally provided with described power panel led instruction
Lamp, the input of led display lamp is terminated at the outfan of microprocessing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620716684.XU CN205921409U (en) | 2016-07-08 | 2016-07-08 | Dismantle convenient display screen power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620716684.XU CN205921409U (en) | 2016-07-08 | 2016-07-08 | Dismantle convenient display screen power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205921409U true CN205921409U (en) | 2017-02-01 |
Family
ID=57875741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620716684.XU Expired - Fee Related CN205921409U (en) | 2016-07-08 | 2016-07-08 | Dismantle convenient display screen power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205921409U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781967A (en) * | 2020-06-30 | 2020-10-16 | 深圳市有方科技股份有限公司 | Terminal device |
| CN111862832A (en) * | 2019-04-12 | 2020-10-30 | 上海聚广光电科技有限公司 | Mechanical control power supply structure of industrial LED display screen |
-
2016
- 2016-07-08 CN CN201620716684.XU patent/CN205921409U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111862832A (en) * | 2019-04-12 | 2020-10-30 | 上海聚广光电科技有限公司 | Mechanical control power supply structure of industrial LED display screen |
| CN111781967A (en) * | 2020-06-30 | 2020-10-16 | 深圳市有方科技股份有限公司 | Terminal device |
| CN111781967B (en) * | 2020-06-30 | 2022-02-22 | 深圳市有方科技股份有限公司 | Terminal device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170201 Termination date: 20190708 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |