CN205984240U - Display screen brightness control circuit and flexible door - Google Patents
Display screen brightness control circuit and flexible door Download PDFInfo
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- CN205984240U CN205984240U CN201620928311.9U CN201620928311U CN205984240U CN 205984240 U CN205984240 U CN 205984240U CN 201620928311 U CN201620928311 U CN 201620928311U CN 205984240 U CN205984240 U CN 205984240U
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Abstract
The utility model discloses a display screen brightness control circuit and flexible door relates to flexible door display screen, still relates to flexible door field. An input is connected, and lithium cell operating voltage is human control circuit 0 that display screen brightness control circuit, AD collection module's output is connected with CPU host system's first input end, the input is connected with lithium battery output end, and ambient brightness detection module's output is connected with CPU host system's second input, CPU host system's output and display screen. A flexible door is including this display screen brightness control circuit of having display screen brightness control circuit. CPU host system passes through battery power and ambient brightness intelligent regulation display screen brightness, improves the display screen in different environment's display effect, using electricity wisely simultaneously, and it is direct for the display screen power supply to adopt operating voltage be human safe voltage's lithium cell, uses commercial power combination transformer to compare for display screen confession ferroelectric phase with prior art, and the cost is lower, and is safer.
Description
Technical field
This utility model is related to retractable door display screen, more particularly, to a kind of brightness of display screen control circuit, this utility model
Further relate to a kind of retractable door with brightness of display screen control circuit.
Background technology
At present, electric extendable door is widely used in the occasions such as parking lot, large-sized workshop, school, existing electric extendable door
Mostly it is provided with display screen with transmission information, on the one hand, no matter existing electric extendable door display screen is daytime or night, all
It is constantly in constant luminance, display effect is poor；On the other hand, electric extendable door is powered using civil power 220V mostly, and display screen
Running voltage relatively low, need to access a transformator and power to display screen, high cost, poor stability.
Content of the invention
In order to solve above-mentioned technical problem, the purpose of this utility model is to provide a kind of brightness of display screen control circuit and stretch
Contracting door.
This utility model be employed technical scheme comprise that：A kind of brightness of display screen control circuit, including CPU main control module,
AD acquisition module, lithium battery, ambient brightness detection module and display screen, the outfan of described AD acquisition module and CPU master control mould
The first input end of block connects, and the input of described AD acquisition module is connected with lithium battery outfan, described ambient brightness detection
The outfan of module is connected with the second input of CPU main control module, and the outfan of described CPU main control module is defeated with display screen
Enter end to connect, described lithium battery running voltage is human safety voltage.
Preferably, described ambient brightness detection module includes light sensor.
Preferably, described CPU main control module model stc15f2k16.
Further, described AD acquisition module is used for Real-time Collection electric quantity of lithium battery.
Preferably, described display screen is LED display.
A kind of retractable door with brightness of display screen control circuit, including wall column, door body, head, return pulley, described door body
One end is connected with wall column, the other end is connected with head, and described door body and head bottom are mounted on return pulley, and described retractable door is also wrapped
Include above-mentioned brightness of display screen control circuit, described brightness of display screen control circuit is arranged on head front end and is electrically connected with head
Connect.
Preferably, described retractable door also includes solar panel, described solaode grillage at the top of head or
Person is fixed on wall column, and described solar panel is used for providing working power for brightness of display screen control circuit.
The beneficial effects of the utility model are：
A kind of brightness of display screen control circuit, CPU main control module passes through battery electric quantity and ambient brightness Intelligent adjustment shows
Screen brightness, improves the display effect in varying environment for the display screen, using electricity wisely simultaneously, is human safety voltage using running voltage
Lithium battery power directly to display screen, be electrically coupled transformator with prior art using city and power to display screen and compare, cost is more
Low, safer.
Second beneficial effect of the present utility model be：
A kind of retractable door with brightness of display screen control circuit, CPU main control module passes through battery electric quantity and ambient brightness
Intelligent adjustment retractable door brightness of display screen, improves the display effect in varying environment for the display screen, using electricity wisely simultaneously, using work
Voltage is that the lithium battery of human safety voltage is powered directly to display screen, is electrically coupled transformator to display with prior art using city
Screen power supply is compared, and cost is lower, safer.
Mix solar panel using electrokinetic cell, effectively convert the solar into electrical power storage in accumulator, give
Retractable door provides uninterrupted power source powered operation, can effectively reduce the consumption of electric energy using solar powered and charging, save
More environmentally-friendly while use cost.
Brief description
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described further：
Fig. 1 is a kind of this utility model brightness of display screen control circuit theory diagram；
Fig. 2（a）It is this utility model CPU main control module circuit diagram；
Fig. 2（b）It is this utility model AD acquisition module circuit diagram；
Fig. 2（c）It is this utility model ambient brightness detection module circuit diagram；
Fig. 3 is a kind of retractable door theory diagram with brightness of display screen control circuit of this utility model.
Specific embodiment
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases
Mutually combine.
Fig. 1 is a kind of system principle diagram of this utility model brightness of display screen control circuit, as shown in figure 1, a kind of aobvious
Display screen intednsity circuit includes CPU main control module 1, AD acquisition module 2, lithium battery 3, ambient brightness detection module 4 and display
Screen 5.Described CPU main control module 1 is connected with AD acquisition module 2, ambient brightness detection module 4 and display screen 5 respectively, and described AD adopts
Collection module 2 is connected with lithium battery 3, and battery level information is fed back to CPU main control module 1, CPU by Real-time Collection lithium battery 3 electricity
Main control module 1 judges whether lithium battery 3 current electric quantity is less than power threshold, if so, reduces the display brightness of display screen 3；Described
Ambient brightness detection module 4 adopts light sensor, the brightness of light sensor real-time detection surrounding, and will detect
The data of surrounding brightness passes to CPU main control module 1, and CPU main control module 1 is according to surrounding brightness adjustment display screen 5
Display brightness, when surrounding brightness is higher than to set luminance threshold, CPU main control module 1 strengthens the display brightness of display screen 5,
When surrounding brightness is less than and sets luminance threshold, CPU main control module 1 reduces the display brightness of display screen 5；To sum up, CPU master
Control the purpose to reach using electricity wisely for the display brightness according to ambient brightness and battery level information Intelligent adjustment display screen for the module,
Improve the display effect in varying environment for the display screen.This utility model is given for the lithium battery of safe voltage 36V using running voltage
Retractable door display screen is powered, and is used in combination compared with civil power and transformator power to display screen with prior art, need not adopt transformation
Device, cost is lower, using safer.
Fig. 2（a）It is this utility model CPU main control module circuit diagram, a kind of brightness of display screen control circuit, CPU master
Control module 1 adopts stc15f2k16 model single-chip microcomputer, and wherein pin 14 connects 5V power supply, pin 16 is grounded, pin 14 and pin 16
Connected by an electric capacity C18.
Fig. 2（b）It is this utility model AD acquisition module circuit diagram, a kind of brightness of display screen control circuit, AD gathers
Module is connected with CPU main control module, and in AD acquisition module circuit 2, the lithium battery two ends resistance HR2 that connects respectively is connected to figure
2（a）Described in CPU main control module 1 single-chip microcomputer P13 port.
Fig. 2（c）It is this utility model ambient brightness detection module circuit diagram, a kind of brightness of display screen control circuit,
Ambient brightness detection module is connected with CPU main control module, in ambient brightness detection module 4, is adopted using two light sensor HR4
Collection surrounding brightness, one end of the first light sensor HR4 is connected with 5V power supply, the other end and with above-mentioned CPU main control module 1
Single-chip microcomputer on P15 port connect, one end of the second light sensor HR4 is connected with 5V power supply, the other end and with above-mentioned CPU master
On the single-chip microcomputer of control module 1, P16 port connects.
A kind of retractable door with brightness of display screen control circuit, CPU main control module passes through battery electric quantity and ambient brightness
Intelligent adjustment retractable door brightness of display screen, improves the display effect in varying environment for the display screen, using electricity wisely simultaneously, using work
Voltage is that the lithium battery of human safety voltage is powered directly to display screen, is electrically coupled transformator to display with prior art using city
Screen power supply is compared, and cost is lower, safer.
Fig. 3 is a kind of retractable door theory diagram with brightness of display screen control circuit of this utility model, and a kind of carrying shows
The retractable door of display screen intednsity circuit, including door pillar 1, door body 2, head 3, return pulley 4, one end of described door body 2 is with door pillar 1 even
Connect, the other end is connected with head 3, described door body 2 and head 3 bottom are mounted on return pulley, described retractable door also includes above-mentioned aobvious
Display screen intednsity circuit 5, described brightness of display screen control circuit 5 is arranged on head 3 front end and is electrically connected with head 3, institute
State retractable door and also include solar panel 6, the electric energy that solar panel 6 conversion gets is in above-mentioned display panel control circuit
Lithium battery be charged, solar panel can be fixed on wall column or frame is at the top of head, in the present embodiment too
Sun can cell panel 6 be fixed on the wall column of door pillar 1 one end on, solar panel is angled with head top levels
（It can be 0 degree to 90 degree）, the preferred solar panel of the present embodiment becomes 45 degree of angles with head top levels, using power current
Solar panel is mixed in pond, effectively converts the solar into electrical power storage in accumulator, so can ensure that in power-off
When, retractable door can be controlled remotely, retractable door display panel control circuit normal work.While improving safety, carry
For uninterrupted power source powered operation, can effectively reduce the consumption of electric energy using solar powered and charging, save use cost
While more environmentally-friendly.
It is more than that preferable enforcement of the present utility model is illustrated, but this utility model is created and is not limited to institute
State embodiment, those of ordinary skill in the art also can make without prejudice on the premise of this utility model spirit a variety of etc.
With deforming or replacing, these equivalent deformation or replacement are all contained in the application claim limited range.
Claims (7)
1. a kind of brightness of display screen control circuit it is characterised in that it include CPU main control module, AD acquisition module, lithium battery,
Ambient brightness detection module and display screen, the outfan of described AD acquisition module is connected with the first input end of CPU main control module,
The input of described AD acquisition module is connected with lithium battery outfan, the outfan of described ambient brightness detection module and CPU master
Second input of control module connects, and the described outfan of CPU main control module is connected with the input of display screen, described lithium battery
Running voltage is human safety voltage.
2. a kind of brightness of display screen control circuit according to claim 1 is it is characterised in that described ambient brightness detects mould
Block includes light sensor.
3. a kind of brightness of display screen control circuit according to claim 1 is it is characterised in that described CPU main control module type
Number be stc15f2k16.
4. a kind of brightness of display screen control circuit according to claim 1 is it is characterised in that described AD acquisition module is used for
Real-time Collection electric quantity of lithium battery.
5. a kind of brightness of display screen control circuit according to claim 1 it is characterised in that described display screen be LED show
Display screen.
6. a kind of retractable door with brightness of display screen control circuit, including wall column, door body, head, return pulley, the one of described door body
End is connected with wall column, the other end is connected with head, and described door body and head bottom are mounted on return pulley it is characterised in that described
Retractable door also includes the brightness of display screen control circuit as described in any one of claim 1 to 5, and described brightness of display screen controls electricity
Road is arranged on head front end and is electrically connected with head.
7. a kind of retractable door with brightness of display screen control circuit according to claim 6 is it is characterised in that described stretch
Contracting door also includes solar panel, and described solaode grillage at the top of head or is fixed on wall column, described too
Sun can cell panel be used for providing working power for brightness of display screen control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620928311.9U CN205984240U (en) | 2016-08-23 | 2016-08-23 | Display screen brightness control circuit and flexible door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620928311.9U CN205984240U (en) | 2016-08-23 | 2016-08-23 | Display screen brightness control circuit and flexible door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205984240U true CN205984240U (en) | 2017-02-22 |
Family
ID=58033181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620928311.9U Active CN205984240U (en) | 2016-08-23 | 2016-08-23 | Display screen brightness control circuit and flexible door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205984240U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128356A (en) * | 2016-08-23 | 2016-11-16 | 李小司 | A kind of brightness of display screen control circuit, control method and retractable door |
-
2016
- 2016-08-23 CN CN201620928311.9U patent/CN205984240U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128356A (en) * | 2016-08-23 | 2016-11-16 | 李小司 | A kind of brightness of display screen control circuit, control method and retractable door |
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