CN202049711U - Screen saver - Google Patents
Screen saver Download PDFInfo
- Publication number
- CN202049711U CN202049711U CN2011201387846U CN201120138784U CN202049711U CN 202049711 U CN202049711 U CN 202049711U CN 2011201387846 U CN2011201387846 U CN 2011201387846U CN 201120138784 U CN201120138784 U CN 201120138784U CN 202049711 U CN202049711 U CN 202049711U
- Authority
- CN
- China
- Prior art keywords
- backlight
- screen
- display screen
- hall switch
- power supply
- Prior art date
- 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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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model discloses a screen saver, and relates to a screen saver for a display screen. The screen saver comprises a display screen main body and a protective cover. The display screen main body comprises a casing, a glass screen, a backlight, a backlight control circuit and a power supply, wherein the glass screen is arranged on the casing; the backlight is arranged in the casing and jointed with the glass screen; and the protective cover is suitable for covering the glass screen. The display screen main body further comprises a Hall switch, wherein the power supply, the Hall switch, the backlight control circuit and the backlight are sequentially connect in series; and the protective cover is made from a magnetic material. The screen saver has the benefits that when electronic equipment is not in use, the protective cover is covered, the Hall switch is turned off, the power supply of the backlight is cut off, the backlight puts out and can not be started up by mistake, so that the electric energy of the electronic equipment is not wasted; and when the electronic equipment is required for use, the protective cover is uncovered, the Hall switch is turned on, the backlight is connected with the power supply, and the display screen is started up to bring convenience for users to use.
Description
Technical field
The utility model relates to display screen, relates in particular to the screen protective device of display screen.
Background technology
At present, generally with diaphragm or protective bag protective device as electronic equipment screens such as computer and mobile phones; By the protective device of protective bag as screen, the protective bag of packing into after panel computer and mobile phone use reaches the purpose of protection screen with this; But existing these screen protective devices are single screen is protected; be in opening or closed condition but is difficult to control for the backlight of screen; usually use after panel computer and the mobile phone; they are put among the protective bag; but often the backlight of their screens among protective bag also goes out in opening; like this, a large amount of electric energy of panel computer and these electronic equipments of mobile phone have been wasted.
The utility model content
The purpose of this utility model is that to overcome electronic equipment screen protective device in the prior art can not be a kind of screen protective device of opening or closing the deficiency proposition of controlling to the backlight of screen.
The utility model is achieved through the following technical solutions: a kind of screen protective device comprises display screen body and over cap; Described display screen body comprises housing, glass screen, backlight, backlight control circuit and power supply, and described glass screen is arranged at described housing, and described backlight is arranged in the described housing and fits in glass screen; Described over cap is suitable for covering described glass screen; Described display screen body also comprises Hall switch, and described power supply, Hall switch, backlight control circuit and backlight are connected in series successively; Described over cap is made by magnetic material.
The beneficial effects of the utility model are: be provided with Hall switch in the housing of display screen body of the present utility model, power supply, Hall switch, backlight control circuit and backlight are connected in series successively, over cap is that magnetic material is made, when over cap is sticked display screen, close under the effect in the magnetic field that produces in the protected lid of Hall switch, the power supply of backlight is cut off, and backlight extinguishes; When will use electronic equipment, take away over cap, the magnetic field of display screen top disappears, and Hall switch is opened, the backlight energized, this moment, display screen was in the state of spreading its tail; By this, when we do not need to use electronic equipment, cover over cap, Hall switch is closed, and the power supply of backlight is cut off, and backlight extinguishes, and can not opened by mistake and open, and has guaranteed that the electric energy of electronic equipment is not wasted; When will use electronic equipment, take away over cap, Hall switch is opened, backlight and power connection, display screen is in the state of spreading its tail, and is user-friendly to.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a block flowsheet synoptic diagram of the present utility model.
Among the figure: 1, display screen body; 2, over cap; 3, Hall switch; 4, backlight control circuit; 5, backlight; 6, power supply; 11, housing; 12, glass screen.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
With reference to shown in Figure 1, screen protective device of the present utility model comprises display screen body 1 and over cap 2; Display screen body 1 comprises housing 11, glass screen 12, backlight 5, backlight control circuit 4 and power supply 6, and glass screen 12 is arranged at housing 11, and backlight 5 is arranged in the housing 11 and fits in glass screen 12; Over cap 2 is suitable for covering glass screen 12; Display screen body 1 also comprises Hall switch 3, and power supply 6, Hall switch 3, backlight control circuit 4 and backlight 5 are connected in series successively; Over cap 2 is made by magnetic material.Be provided with Hall switch 3 in the housing 11 of display screen body 1 of the present utility model, power supply 6, Hall switch 3, backlight control circuit 4 and backlight 5 are connected in series successively, over cap 2 is that magnetic material is made, when over cap 2 is sticked display screen, close under the effect in the magnetic field that produces in the Hall switch 3 protected lids 2, the power supply of backlight 5 is cut off, and backlight 5 extinguishes; When will use electronic equipment, take away over cap 2, the magnetic field of display screen top disappears, and Hall switch 3 is opened, backlight 5 energized, this moment, display screen was in the state of spreading its tail; By this, when we do not need to use electronic equipment, cover over cap 2, Hall switch 3 is closed, and the power supply of backlight 5 is cut off, and backlight extinguishes, and can not opened by mistake and open, and has guaranteed that the electric energy of electronic equipment is not wasted; When will use electronic equipment, take away over cap 2, Hall switch 3 is opened, and backlight 5 is connected with power supply 6, and display screen is in the state of spreading its tail, and is user-friendly to.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also carry out suitable change and modification to above-mentioned embodiment.Therefore, the embodiment that discloses and describe above the utility model is not limited to also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although used some specific terms in this instructions, these terms do not constitute any restriction to the utility model just for convenience of description.
Claims (1)
1. a screen protective device comprises display screen body and over cap;
Described display screen body comprises housing, glass screen, backlight, backlight control circuit and power supply, and described glass screen is arranged at described housing, and described backlight is arranged in the described housing and fits in glass screen; Described over cap is suitable for covering described glass screen;
It is characterized in that: described display screen body also comprises Hall switch, and described power supply, Hall switch, backlight control circuit and backlight are connected in series successively;
Described over cap is made by magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201387846U CN202049711U (en) | 2011-05-03 | 2011-05-03 | Screen saver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201387846U CN202049711U (en) | 2011-05-03 | 2011-05-03 | Screen saver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202049711U true CN202049711U (en) | 2011-11-23 |
Family
ID=44990012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201387846U Expired - Fee Related CN202049711U (en) | 2011-05-03 | 2011-05-03 | Screen saver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202049711U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104062906A (en) * | 2013-03-18 | 2014-09-24 | 艾默生过程控制流量技术有限公司 | Electrical device and method for providing virtual buttons for electrical device |
| CN104823124A (en) * | 2012-12-31 | 2015-08-05 | 深圳市中柏电脑技术有限公司 | Integrated computer and computer host |
| CN105378603A (en) * | 2013-11-26 | 2016-03-02 | Lg电子株式会社 | Portable keyboard and speaker assembly |
-
2011
- 2011-05-03 CN CN2011201387846U patent/CN202049711U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104823124A (en) * | 2012-12-31 | 2015-08-05 | 深圳市中柏电脑技术有限公司 | Integrated computer and computer host |
| CN104823124B (en) * | 2012-12-31 | 2018-08-28 | 深圳中柏科技有限公司 | Integral computer and host computer |
| CN104062906A (en) * | 2013-03-18 | 2014-09-24 | 艾默生过程控制流量技术有限公司 | Electrical device and method for providing virtual buttons for electrical device |
| CN105378603A (en) * | 2013-11-26 | 2016-03-02 | Lg电子株式会社 | Portable keyboard and speaker assembly |
| CN105378603B (en) * | 2013-11-26 | 2019-09-10 | Lg电子株式会社 | Portable keyboard and loudspeaker assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20130503 |