CN202679836U - Protective device of portable electronic device - Google Patents
Protective device of portable electronic device Download PDFInfo
- Publication number
- CN202679836U CN202679836U CN 201220334956 CN201220334956U CN202679836U CN 202679836 U CN202679836 U CN 202679836U CN 201220334956 CN201220334956 CN 201220334956 CN 201220334956 U CN201220334956 U CN 201220334956U CN 202679836 U CN202679836 U CN 202679836U
- Authority
- CN
- China
- Prior art keywords
- portable electron
- protective device
- electron device
- control chip
- led lamp
- 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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Abstract
The utility model relates to a protective device of a portable electronic device, which comprises a housing, a PCB board and LED lamps. The PCB board is embedded inside the housing and electrically connected with the LED lamps. Compared with the prior art, the protective device of the portable electronic device achieves a lighting and information indicating function in addition to a protecting function by installing the LED lamps and the PCB circuit board controlling the LED lamps. The protective device which enables a plurality of lighting modes and multi-speed flashing selection modes makes a user have ample experiences.
Description
Technical field
The utility model relates to a kind of protective device, especially relates to a kind of protective device of portable electron device.
Background technology
Along with the development of electronic technology, the application of the portable electron devices such as mobile phone, media player, personal digital assistant is more and more extensive.The protecting sheathing of all kinds of portable electron devices also arises at the historic moment, if any protecting against shock bag, the metal coating shell of anticollision and impact, have and have shockproof and Silicone Case, colorful plastic protective sleeve, the leather sheath that integrates fashion and protection effect and transparent acrylic containment vessel etc. aesthetic concurrently.Although these protecting sheathings can play certain protective action to portable electron device, still have many imperfection parts.As, existing protecting sheathing only is the housing that is set in external electronic device, does not have any luminous or information prompting function.
The utility model content
The purpose of this utility model is to overcome shortcoming of the prior art with not enough, and a kind of protective device with portable electron device of luminous and information prompting function is provided.
The utility model is achieved through the following technical solutions: a kind of protective device of portable electron device comprises housing, pcb board and LED lamp.Described pcb board is embedded in the described housing, and is electrically connected with the LED lamp.
Further, the switching circuit and the detecting circuit that are provided with control chip on the described pcb board and are electrically connected with each pin of control chip respectively.
Further, described detecting circuit comprises a detector diode and an amplifying circuit, and described detector diode detects signal, is sent to control chip after amplifying by described amplifying circuit, is controlled the flicker of described LED lamp by control chip.
Further, comprise three LED lamps of red, green, blue, it is electrically connected with the pin of described control chip respectively.
Further, described switching circuit comprises flashing light color switch, flash lamp mode switch and park mode switch, and it is electrically connected with the pin of described control chip respectively.
Further, also be provided with user button on the described pcb board, described user button is electrically connected with the pin of described control chip.
Further, described pcb board and LED lamp are powered by external power supply, perhaps by self Power supply of portable electron device.
Further, described housing comprises inner casing and the shell of mutual fastening, and described pcb board and LED lamp are arranged on the inner casing or on the shell.
Further, have the space between described inner casing and the shell, the light of described LED lamp is penetrated by the space; Perhaps described shell is transparent outer cover, and the light of LED lamp sees through shell and penetrates.
With respect to prior art; because the protective device of portable electron device of the present utility model is provided with the LED lamp and controls the PCB circuit board of this LED lamp at shell; make it except having defencive function, also realized luminous and information prompting function, enriched user's experience.
In order to understand more clearly the utility model, set forth embodiment of the present utility model below with reference to description of drawings.
Description of drawings
Fig. 1 is the structural representation of the protective device of the utility model portable electron device.
Fig. 2 is the circuit theory diagrams on the pcb board shown in Figure 1.
Embodiment
See also Fig. 1, it is the structural representation of the protective device of the utility model portable electron device.The protective device of this portable electron device comprises housing 10, pcb board (printed circuit board (PCB)) 20 and LED lamp 30.This pcb board 20 is embedded in this housing 10, and the flicker of control LED lamp 30.
Particularly, this housing 10 comprises inner casing 12 and shell 14, and this pcb board 20 is arranged on inner casing 12 or the shell 14.This LED lamp 30 is arranged on shell 14 inboards.This inner casing 12 and shell 14 are fastened mutually, have the space between this inner casing 12 and the shell 14 behind the fastening, then the light of this LED lamp 30 is penetrated by the space; Perhaps this shell 14 is transparent outer cover, and then the light of this LED lamp 30 sees through 14 ejaculations of transparent shell.
See also Fig. 2, it is the circuit theory diagrams on the pcb board 20 shown in Figure 1.The switching circuit 22, detecting circuit 23, the user button 24 that are provided with control chip 21 on this pcb board 20 and are electrically connected with each pin of this control chip 21 respectively.In addition, an end of red LED lamp 31, blue led lamp 32 and green LED lamp 33 is electrically connected with the pin of this control chip 21 respectively, and the other end is connected with power supply respectively.
Particularly, this switching circuit 22 is a third gear switch circuit, one end ground connection, and its other end can be selected one and connect three switch terminals to select mode of operation, and its three switch terminals are connected with three pins of this control chip 21 respectively.Wherein, first switch terminals is flashing light color switch 22a, when connecting this flashing light color switch 22a, select the color of flicker by pressing user button 24, have in the present embodiment seven kinds of flash color and select, these seven kinds of flash color are that the light by red LED lamp 31, blue led lamp 32 and green LED lamp 33 is in harmonious proportion and forms.Second switch terminals is flash lamp mode switch 22b, when connecting this flash lamp mode switch 22b, selects the pattern of LED lamp flicker by pressing user button 24, comprises in the present embodiment quickflashing and dodges slowly two kinds of patterns.The 3rd switch terminals is park mode switch 22c, and when connecting this park mode switch 22c, the protective device of this portable electron device enters park mode, and LED lamp 30 is closed and do not glimmered.
This detecting circuit 23 comprises a detector diode 232 and an amplifying circuit 234.This amplifying circuit 234 comprises a triode Q1 and two resistance R 1 and R2.One end of this resistance R 1 is connected with the base stage of this triode Q1, and its other end is connected with the collector electrode of this triode Q1; The collector electrode of this triode Q1 is connected with power supply by resistance R 2; The grounded emitter of this triode Q1.The plus earth of this detector diode 232, negative pole is connected with the base stage of this triode Q1.One filter capacitor C1 is in parallel with this detector diode 232.This detecting circuit 23 is connected with the pin of this control chip 21 by the collector electrode of this triode Q1.When detector diode 232 detects signal, by being sent to control chip 21 behind these amplifying circuit 234 amplifying signals, glimmered according to selected pattern by control chip 21 these LED lamps 30 of control.
In addition, the power supply of this control chip 21, LED lamp 30 and detecting circuit 23 is by external power supply (such as battery BT) power supply, perhaps by self Power supply of portable electron device.And the two pins of this control chip 21 is respectively by shunt capacitance C2 and reset capacitance C3 ground connection, and this control chip 21 connects the pin of power supplies by filter capacitor C4 ground connection.
With respect to prior art, the protective device of portable electron device of the present utility model is provided with the LED lamp and controls the PCB circuit board of this LED lamp at shell, makes it except having defencive function, has also realized luminous and information prompting function.It has the preference pattern of multiple lamp optical mode and speed flicker, has enriched user's experience.
The utility model is not limited to above-mentioned execution mode, if various changes of the present utility model or distortion are not broken away from spirit and scope of the present utility model, if these changes and distortion belong within claim of the present utility model and the equivalent technologies scope, then the utility model also is intended to comprise these changes and distortion.
Claims (10)
1. the protective device of a portable electron device comprises housing, it is characterized in that, also comprises pcb board and LED lamp, and described pcb board is embedded in the described housing, and is electrically connected with the LED lamp.
2. the protective device of portable electron device according to claim 1 is characterized in that: the switching circuit and the detecting circuit that are provided with control chip on the described pcb board and are electrically connected with each pin of control chip respectively.
3. the protective device of portable electron device according to claim 2; it is characterized in that: described detecting circuit comprises a detector diode and an amplifying circuit; described detector diode detects signal; by being sent to control chip after the described amplifying circuit amplification, controlled the flicker of described LED lamp by control chip.
4. the protective device of portable electron device according to claim 3, it is characterized in that: comprise three LED lamps of red, green, blue, it is electrically connected with the pin of described control chip respectively.
5. the protective device of portable electron device according to claim 4, it is characterized in that: described switching circuit comprises flashing light color switch, flash lamp mode switch and park mode switch, it is electrically connected with the pin of described control chip respectively.
6. the protective device of portable electron device according to claim 5, it is characterized in that: also be provided with user button on the described pcb board, described user button is electrically connected with the pin of described control chip.
7. the protective device of portable electron device according to claim 6, it is characterized in that: described pcb board and LED lamp are powered by external power supply, perhaps by self Power supply of portable electron device.
8. the protective device of portable electron device according to claim 6, it is characterized in that: described housing comprises inner casing and the shell of mutual fastening, described pcb board and LED lamp are arranged on the inner casing or on the shell.
9. the protective device of portable electron device according to claim 8, it is characterized in that: have the space between described inner casing and the shell, the light of described LED lamp is penetrated by the space.
10. the protective device of portable electron device according to claim 8, it is characterized in that: described shell is transparent outer cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334956 CN202679836U (en) | 2012-07-11 | 2012-07-11 | Protective device of portable electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220334956 CN202679836U (en) | 2012-07-11 | 2012-07-11 | Protective device of portable electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202679836U true CN202679836U (en) | 2013-01-16 |
Family
ID=47500702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220334956 Expired - Fee Related CN202679836U (en) | 2012-07-11 | 2012-07-11 | Protective device of portable electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202679836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103781316A (en) * | 2014-02-14 | 2014-05-07 | 昆山振宏电子机械有限公司 | Electrical cabinet header with LED display function |
-
2012
- 2012-07-11 CN CN 201220334956 patent/CN202679836U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103781316A (en) * | 2014-02-14 | 2014-05-07 | 昆山振宏电子机械有限公司 | Electrical cabinet header with LED display function |
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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: 20130116 Termination date: 20130711 |