CN204102739U - Switch on wall - Google Patents
Switch on wall Download PDFInfo
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- CN204102739U CN204102739U CN201420533192.8U CN201420533192U CN204102739U CN 204102739 U CN204102739 U CN 204102739U CN 201420533192 U CN201420533192 U CN 201420533192U CN 204102739 U CN204102739 U CN 204102739U
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Abstract
The utility model relates to emergency power supply technical field, particularly relate to a kind of switch on wall, comprise base, panel, control switch and circuit board, described base is provided with the rechargeable battery groove for placing rechargeable battery, described circuit board is printed on LED group, described base is provided with ladder insulated column, described circuit board is placed on described ladder insulated column, described control switch and described circuit board are fixed on described ladder insulated column by fastening bolt, described control switch and circuit board are fastened on described base by described panel, position corresponding with described LED group on described panel is provided with Transparent lamp shade, described circuit board is printed on family expenses emergency power supply circuit.The family that this device is applicable to old man and children uses, and when not having the moment of electricity, LED group will light automatically, thus avoids the interim situation finding power supply.
Description
Technical field
The utility model relates to emergency power supply technical field, particularly relates to a kind of switch on wall.
Background technology
Switch on wall is mounted in the appliance switch that wall uses, and be used to the household electrical appliance that make-and-break contact uses, along with the pursuit of people to indoor aesthetic feeling is more and more higher, the outward appearance of existing switch on wall is also designed to a kind of home decoration function articles for use.Existing switch on wall is generally be made up of switch panel, switch box body, switch key and electrical connector, and wherein switch key is generally all designed to shiny surface, and user in the ordinary course of things can push switch easily.The equipment of illumination is provided after seldom having burst power-off in Modern Family, fire emergency lamp volume is greatly unsightly not suitable for family expenses, as dark as a stack of black cats during burst fault, if find mobile phone or flashlight not in time, bring potential safety hazard can to household (especially the old and the children).
Utility model content
The purpose of this utility model is the deficiency overcoming above-mentioned technology, and provides a kind of switch on wall, and when family does not have electric suddenly, switch can provide illumination functions automatically, and fail safe is high.
The utility model for achieving the above object, by the following technical solutions:
A kind of switch on wall, it is characterized in that: comprise base, panel, control switch and circuit board, described base is provided with the rechargeable battery groove for placing rechargeable battery, described circuit board is printed on LED group, described base is provided with ladder insulated column, described circuit board is placed on described ladder insulated column, described control switch and described circuit board are fixed on described ladder insulated column by fastening bolt, described control switch and circuit board are fastened on described base by described panel, and position corresponding with described LED group on described panel is provided with Transparent lamp shade; Described circuit board is printed on family expenses emergency power supply circuit, described family expenses emergency power supply circuit comprises rectification circuit, emergent change-over circuit, saturation type self-maintained circuit, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, and the output of described saturation type self-maintained circuit is connected with described LED group.
Described rectification circuit adopts bridge rectifier, and the output of bridge rectifier is connected with one end of the positive pole of diode D6 and resistance R7.
Described emergent change-over circuit comprises rechargeable battery, triode Q3, triode Q4, triode Q5, rectification diode D8, rectification diode D9, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16; One end of described resistance R8 is connected respectively with one end of described resistance R9 and the base stage of triode Q3, the other end ground connection of described resistance R9; The grounded emitter of described triode Q3, the collector electrode of triode Q3 is connected with one end of described resistance R10, the other end of resistance R10 is connected respectively with one end of described resistance R13 and the negative pole of diode D8, the positive pole of described diode D8 is connected with one end of described resistance R6, the other end of resistance R6 is connected with one end of described resistance R7, and the other end of resistance R7 is connected with the base stage of described triode Q3; The other end of described resistance R13 is connected respectively with the emitter of described triode Q4, the positive pole of rechargeable battery, the negative pole of diode D9, the minus earth of described rechargeable battery; The collector electrode of described triode Q4 is connected with the other end of described resistance R8; The positive pole of described diode D9 is connected respectively with one end of described resistance R11 and one end of resistance R14, and the other end of described resistance R11 is connected with the other end of described resistance R6; The other end of described resistance R14 is connected with the base stage of described resistance R16 and triode Q5, the grounded emitter of described triode Q5, the collector electrode of triode Q5 is connected with one end of described resistance R15, the other end of described resistance R15 is connected with one end of described resistance R12, and the other end of described resistance R12 is connected with the other end of described resistance R11.
Described saturation type self-maintained circuit comprises triode Q1, triode Q2, inductance L 1, diode D5, electric capacity C3, electric capacity C4, electric capacity C5, resistance R4, resistance R5; The collector electrode of described triode Q1 is connected with the base stage of described triode Q2, the emitter of described triode Q1 is connected respectively with the other end of described resistance R8 and one end of inductance L 1, the base stage of described triode Q1 is connected respectively with one end of described electric capacity C4 and described resistance R4, the other end ground connection of described resistance R4; The other end of described electric capacity C4 is connected respectively with the other end of described inductance L 1, the positive pole of diode D5, the collector electrode of triode Q2; The grounded emitter of described triode Q2, the negative pole of described diode D5 is connected respectively with the negative pole of electric capacity C3, diode D6, one end of electric capacity C5, one end of resistance R5; The other end of described electric capacity C3 is connected respectively with the other end of described electric capacity C5, the other end of resistance R5, the other end ground connection of described resistance R5; The negative pole of described diode D5 is connected with the positive pole of described LED group, the minus earth of described LED group.
The output of described rectification circuit is connected to filter capacitor C2, the negative pole end ground connection of filter capacitor C2.
The input of described rectification circuit is connected to protective tube FU.
Described diode D6, diode D8, diode D9 are rectifier diode; Diode D5 is Schottky diode.
The beneficial effects of the utility model are: the utility model structure is simple, by built-in for a switch of the prior art circuit board, this circuit board is printed on emergency power supply circuit and LED group, circuit board is fixed on base by ladder insulated column, again control switch is screwed on ladder insulated column by bolt, control switch compresses circuit board and is fixed together with it, finally panel is buckled on base, when the unexpected power-off of family, the inside emergency power supply circuit start of switch, LED group is luminous, thus makes the lampshade on switch luminous, for indoor provide illumination.Wherein, emergency power supply circuit comprises rectification circuit, emergent change-over circuit, saturation type self-maintained circuit and the several part of LED group, rectification circuit is used for direct current household electric being converted to 5-12v by rectifier bridge, socket is directly for rectification circuit is powered, if rechargeable battery set is full power state, then LED group does not work, if rechargeable battery set is power shortage state, then one of them LED lights, display charged state, under family does not have suddenly electric situation, emergent change-over circuit is opened, and be that LED group is powered by self feed back self-maintained circuit, Transparent lamp shade on the light transmission panel that LED group sends is room lighting.When city power recovery, circuit restPoses, and battery pack incision charged state is with supplementary electricity.The family that this device is applicable to old man and children uses, and when not having the moment of electricity, LED group will light automatically, thus avoids the interim situation finding power supply.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model;
Fig. 3 is assembly drawing of the present utility model.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing and preferred embodiment, as shown in Figure 1, a kind of switch on wall, comprise base 1, panel 2, control switch 3 and circuit board 4, described base is provided with the rechargeable battery groove 5 for placing rechargeable battery, described circuit board is printed on LED group 6, described base is provided with ladder insulated column 7, described circuit board is placed on described ladder insulated column, described control switch and described circuit board are fixed on described ladder insulated column by fastening bolt 8, be specially, with internal thread on ladder insulated column, circuit board is provided with via hole, fastening bolt is tightened on ladder insulated column through the via hole on control switch and circuit board, reasonably utilize the space of base, compact conformation.Circuit board and base contacts can be prevented by insulated column, prevent components and parts ground connection on circuit board from forming loop, cause big current to puncture components and parts on circuit board.Described control switch and circuit board are fastened on described base by described panel, and position corresponding with described LED group on described panel is provided with Transparent lamp shade 9.
Described circuit board is printed on family expenses emergency power supply circuit, described family expenses emergency power supply circuit comprises rectification circuit, emergent change-over circuit, saturation type self-maintained circuit, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, and the output of described saturation type self-maintained circuit is connected with described LED group.
In the utility model, described rectification circuit adopts bridge rectifier, and the output of bridge rectifier is connected with one end of the positive pole of diode D6 and resistance R7.
Described emergent change-over circuit comprises rechargeable battery, triode Q3, triode Q4, triode Q5, rectification diode D8, rectification diode D9, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16; One end of described resistance R8 is connected respectively with one end of described resistance R9 and the base stage of triode Q3, the other end ground connection of described resistance R9; The grounded emitter of described triode Q3, the collector electrode of triode Q3 is connected with one end of described resistance R10, the other end of resistance R10 is connected respectively with one end of described resistance R13 and the negative pole of diode D8, the positive pole of described diode D8 is connected with one end of described resistance R6, the other end of resistance R6 is connected with one end of described resistance R7, and the other end of resistance R7 is connected with the base stage of described triode Q3; The other end of described resistance R13 is connected respectively with the emitter of described triode Q4, the positive pole of rechargeable battery, the negative pole of diode D9, the minus earth of described rechargeable battery; The collector electrode of described triode Q4 is connected with the other end of described resistance R8; The positive pole of described diode D9 is connected respectively with one end of described resistance R11 and one end of resistance R14, and the other end of described resistance R11 is connected with the other end of described resistance R6; The other end of described resistance R14 is connected with the base stage of described resistance R16 and triode Q5, the grounded emitter of described triode Q5, the collector electrode of triode Q5 is connected with one end of described resistance R15, the other end of described resistance R15 is connected with one end of described resistance R12, and the other end of described resistance R12 is connected with the other end of described resistance R11.
Described saturation type self-maintained circuit comprises triode Q1, triode Q2, inductance L 1, diode D5, electric capacity C3, electric capacity C4, electric capacity C5, resistance R4, resistance R5; The collector electrode of described triode Q1 is connected with the base stage of described triode Q2, the emitter of described triode Q1 is connected respectively with the other end of described resistance R8 and one end of inductance L 1, the base stage of described triode Q1 is connected respectively with one end of described electric capacity C4 and described resistance R4, the other end ground connection of described resistance R4; The other end of described electric capacity C4 is connected respectively with the other end of described inductance L 1, the positive pole of diode D5, the collector electrode of triode Q2; The grounded emitter of described triode Q2, the negative pole of described diode D5 is connected respectively with the negative pole of electric capacity C3, diode D6, one end of electric capacity C5, one end of resistance R5; The other end of described electric capacity C3 is connected respectively with the other end of described electric capacity C5, the other end of resistance R5, the other end ground connection of described resistance R5; The negative pole of described diode D5 is connected with the positive pole of described LED group, the minus earth of described LED group.The output of described rectification circuit is connected to filter capacitor C2, the negative pole end ground connection of filter capacitor C2.The input of described rectification circuit is connected to protective tube FU.Described diode D6, diode D8, diode D9 are rectifier diode; Diode D5 is Schottky diode.
Operation principle: the bridge rectifier be made up of protective tube FU, the C1 in figure, resistance R3, D1-D4, C2 electric capacity when civil power is normal is powered, and C2 forms direct voltage.The LED lamp group arranged for in-line through D6 provides power supply.Meanwhile, this voltage again through R11, D9 be two joint Cd Ni battery charging.If the battery in charging is not yet full of, make voltage between diode D9 positive pole and the negative pole of battery pack also on the low side because its terminal voltage is lower, to make on R14, R16 loop dividing potential drop lower than the bias voltage of triode Q5 thus, so triode Q5 ends, the upper voltage of C2 is directly added on LED1 pipe through R15, indicates as charged state.In addition, C2 power source is being that triode Q3, Q4 change-over circuit of meeting an urgent need is powered through R7, R6, though R7 makes Q3 obtain bias voltage conducting, be higher than its emitter with potential value in the base stage of now triode Q4, thus triode Q4 is also in cut-off state.Once run into mains failure, in temporal program due to stored voltage electric discharge former on power circuit electrolytic capacitor filter C2, triode Q3 still conducting, therefore, the bias current produced because of the emitter-base stage of triode Q4 and R10, triode Q3 collector electrode-emitter circuit is immediately made the emitter-collector electrode conducting of triode Q4 by the electricity of rechargeable battery.Like this, by the emitter-current collection of triode Q4, very triode Q1, triode Q2's battery supply power immediately, triode Q1, triode Q2 are simple saturation type self-maintained circuits, concussion electric current passes through L1 and produces higher self-induction electromotive force at its two ends, and is treated to the direct voltage of about tens volts again by D7, C3, C5.As the supply power voltage of driving LED lamp group, for its illumination, if civil power recovers, then operating state when circuit will recover initial, debt LED group changes by mains-supplied state automatically, and battery also cuts charged state with supplementary electricity.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (7)
1. a switch on wall, it is characterized in that: comprise base, panel, control switch and circuit board, described base is provided with the rechargeable battery groove for placing rechargeable battery, described circuit board is printed on LED group, described base is provided with ladder insulated column, described circuit board is placed on described ladder insulated column, described control switch and described circuit board are fixed on described ladder insulated column by fastening bolt, described control switch and circuit board are fastened on described base by described panel, and position corresponding with described LED group on described panel is provided with Transparent lamp shade; Described circuit board is printed on family expenses emergency power supply circuit, described family expenses emergency power supply circuit comprises rectification circuit, emergent change-over circuit, saturation type self-maintained circuit, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, and the output of described saturation type self-maintained circuit is connected with described LED group.
2. switch on wall according to claim 1, is characterized in that: described rectification circuit adopts bridge rectifier, and the output of bridge rectifier is connected with one end of the positive pole of diode D6 and resistance R7.
3. switch on wall according to claim 1 and 2, is characterized in that: described emergent change-over circuit comprises rechargeable battery, triode Q3, triode Q4, triode Q5, rectification diode D8, rectification diode D9, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16; One end of described resistance R8 is connected respectively with one end of described resistance R9 and the base stage of triode Q3, the other end ground connection of described resistance R9; The grounded emitter of described triode Q3, the collector electrode of triode Q3 is connected with one end of described resistance R10, the other end of resistance R10 is connected respectively with one end of described resistance R13 and the negative pole of diode D8, the positive pole of described diode D8 is connected with one end of described resistance R6, the other end of resistance R6 is connected with one end of described resistance R7, and the other end of resistance R7 is connected with the base stage of described triode Q3; The other end of described resistance R13 is connected respectively with the emitter of described triode Q4, the positive pole of rechargeable battery, the negative pole of diode D9, the minus earth of described rechargeable battery; The collector electrode of described triode Q4 is connected with the other end of described resistance R8; The positive pole of described diode D9 is connected respectively with one end of described resistance R11 and one end of resistance R14, and the other end of described resistance R11 is connected with the other end of described resistance R6; The other end of described resistance R14 is connected with the base stage of described resistance R16 and triode Q5, the grounded emitter of described triode Q5, the collector electrode of triode Q5 is connected with one end of described resistance R15, the other end of described resistance R15 is connected with one end of described resistance R12, and the other end of described resistance R12 is connected with the other end of described resistance R11.
4. switch on wall according to claim 3, is characterized in that: described saturation type self-maintained circuit comprises triode Q1, triode Q2, inductance L 1, diode D5, electric capacity C3, electric capacity C4, electric capacity C5, resistance R4, resistance R5; The collector electrode of described triode Q1 is connected with the base stage of described triode Q2, the emitter of described triode Q1 is connected respectively with the other end of described resistance R8 and one end of inductance L 1, the base stage of described triode Q1 is connected respectively with one end of described electric capacity C4 and described resistance R4, the other end ground connection of described resistance R4; The other end of described electric capacity C4 is connected respectively with the other end of described inductance L 1, the positive pole of diode D5, the collector electrode of triode Q2; The grounded emitter of described triode Q2, the negative pole of described diode D5 is connected respectively with the negative pole of electric capacity C3, diode D6, one end of electric capacity C5, one end of resistance R5; The other end of described electric capacity C3 is connected respectively with the other end of described electric capacity C5, the other end of resistance R5, the other end ground connection of described resistance R5; The negative pole of described diode D5 is connected with the positive pole of described LED group, the minus earth of described LED group.
5. switch on wall according to claim 4, is characterized in that: the output of described rectification circuit is connected to filter capacitor C2, the negative pole end ground connection of filter capacitor C2.
6. switch on wall according to claim 5, is characterized in that: the input of described rectification circuit is connected to protective tube FU.
7. switch on wall according to claim 6, is characterized in that: described diode D6, diode D8, diode D9 are rectifier diode; Diode D5 is Schottky diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533192.8U CN204102739U (en) | 2014-09-16 | 2014-09-16 | Switch on wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533192.8U CN204102739U (en) | 2014-09-16 | 2014-09-16 | Switch on wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204102739U true CN204102739U (en) | 2015-01-14 |
Family
ID=52271146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420533192.8U Expired - Fee Related CN204102739U (en) | 2014-09-16 | 2014-09-16 | Switch on wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204102739U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712574A (en) * | 2015-11-12 | 2017-05-24 | 卞雷祥 | Magnetic-electric power generation device |
-
2014
- 2014-09-16 CN CN201420533192.8U patent/CN204102739U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712574A (en) * | 2015-11-12 | 2017-05-24 | 卞雷祥 | Magnetic-electric power generation device |
| CN106712574B (en) * | 2015-11-12 | 2018-09-04 | 南京华著磁电子科技有限公司 | A kind of magneto-electric power generator |
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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: 20150114 Termination date: 20180916 |
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| CF01 | Termination of patent right due to non-payment of annual fee |