CN206559503U - A kind of TV with storage battery power supply function - Google Patents
A kind of TV with storage battery power supply function Download PDFInfo
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- CN206559503U CN206559503U CN201720142095.XU CN201720142095U CN206559503U CN 206559503 U CN206559503 U CN 206559503U CN 201720142095 U CN201720142095 U CN 201720142095U CN 206559503 U CN206559503 U CN 206559503U
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- Prior art keywords
- power supply
- battery
- storage battery
- circuit
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Abstract
The utility model provides a kind of TV with storage battery power supply function, including television terminal and the electric supply installation powered for television terminal, and the electric supply installation includes Switching Power Supply, inverter and backlight, it is characterised in that：The electric supply installation also include battery, civil power be converted into after direct current be battery charging charging module and control circuit, the control circuit is connected with battery, Switching Power Supply and inverter respectively, is the inverter power supply by controlling circuit switching by one kind in both the battery or the Switching Power Supply.A kind of TV with storage battery power supply function of the present utility model, the normal Shi You cities of civil power supply electricity to TV and powered, and civil power it is normal when battery is charged, once civil power it is unstable or power-off when inverter is powered by battery discharging, television set normal play, realizes that the uninterrupted power supply of TV is played with this.
Description
Technical field
The utility model is related to a kind of television set, and in particular to a kind of TV with storage battery power supply function.
Background technology
Along with the improvement of people's living standards, LCD TV starts the entrance huge numbers of families of universalness.At present, liquid crystal electricity
Depending on power supply both be from civil power, the problem of there is power supply instability in some mountain areas, and civil power is the problems such as can irregularly have a power failure,
These situations can all influence the normal play of LCD TV.In order to solve this problem, industry also paid pilot production with battery come
Compatibility power supply, to storage battery power supply when civil power normal power supply, civil power can not normally, stable power-supplying when given by battery discharging
TV is powered, and is achieved in the uninterrupted power supply of LCD TV.The compatible power supply mode of the battery of current LCD TV still in
, there is many technical problems in development, such as, and the charge efficiency of battery is low, necessary Attended mode of charging process etc., many
Problem is all needed to be improved.
The content of the invention
In order to solve the above technical problems, the utility model provides a kind of uninterrupted confession with storage battery power supply function
TV.
To reach above-mentioned purpose, the technical solution of the utility model is as follows：A kind of TV with storage battery power supply function,
The electric supply installation powered including television terminal and for television terminal, the electric supply installation includes Switching Power Supply, inverter and the back of the body
Light lamp, it is characterised in that：It is that the battery charges that the electric supply installation, which also includes battery, civil power is converted into after direct current,
Charging module and control circuit, the control circuit is connected with battery, Switching Power Supply and inverter respectively, by control circuit
Switching is the inverter power supply by one kind in both the battery or the Switching Power Supply.
In a preferred embodiment of the present utility model, further comprise that the charging module includes charging circuit and switch
Circuit.
- the charging circuit, it includes transformer and rectifier, the output end connection battery of the rectifier；
- the on-off circuit, it is connected between the output end of rectifier and battery, for switching the charging circuit
Whether connected with battery.
In a preferred embodiment of the present utility model, further comprise the on-off circuit include the Q1 of triode one, after
The K1 of electrical equipment one, operational amplifier EA, voltage-stablizer T, the R1 of resistance one, the R2 of resistance two, the RP1 of adjustable resistance one, the RP2 of adjustable resistance two,
The output end of voltage-stablizer T connection charging circuits, the R1 of resistance one and the R2 of resistance two series connection, form series connection node A, and two between the two
Person series connection after, node A concatenation operation amplifier EA inverting input in parallel with the battery, the RP1 of adjustable resistance one with can
The RP2 of resistance two series connection is adjusted, the output end of connection voltage-stablizer T after series connection node B, and both series connection is formed between the two, node B connects
Operational amplifier EA normal phase input end is connect, operational amplifier EA output end point two-way connects the RP2 of adjustable resistance two all the way,
Connected after the Q1 of connecting triode one base stage all the way, the Q1 of triode one grounded emitter, its collector connection relay one T1
The output end of charging circuit.
In a preferred embodiment of the present utility model, further comprise that the on-off circuit also includes diode D, two poles
Pipe D is in parallel with the K1 of relay one, its positive pole connecting triode one Q1 colelctor electrode, and its negative pole connects the output end of charging circuit.
In a preferred embodiment of the present utility model, further comprise that the on-off circuit also includes light emitting diode
DL, the Light-Emitting Diode DL is connected between voltage-stablizer and charging circuit output end, and its positive pole connection voltage-stablizer, its negative pole connects
Ground.
In a preferred embodiment of the present utility model, further comprise that the adjustable resistance one and adjustable resistance two are
Solid relay.
In a preferred embodiment of the present utility model, further comprise it is described control circuit include the Q2 of triode two, after
The K2 of electrical equipment two and control chip, the Q2 of triode two base stage connection control chip, its grounded emitter, its colelctor electrode connection relay
Connecting valve power supply after the K2 of device two.
In a preferred embodiment of the present utility model, it is cathode fluorescent tube to further comprise the backlight.
In a preferred embodiment of the present utility model, further comprise that civil power is converted into 24V by the charging module straight
It is stored in after stream electricity in the battery, the Switching Power Supply output 24V direct currents supply electricity to inverter power supply.
The beneficial effects of the utility model are：
One, a kind of TV with storage battery power supply function of the present utility model, the normal Shi You cities of civil power supply electricity to TV
Power supply, and civil power it is normal when battery is charged, once civil power it is unstable or power off when by battery discharging to inversion
Device is powered, television set normal play, realizes that the uninterrupted power supply of TV is played with this；
Secondly, the charging module of optimization design on the one hand can improve the charge efficiency of battery, on the other hand can do
To automatic charging, it is sufficient after be automatically stopped, be not required to special messenger guard.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme in the utility model embodiment technology, embodiment technology will be retouched below
The accompanying drawing used required in stating is briefly described, it should be apparent that, drawings in the following description are only the utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the circuit theory diagrams of the utility model preferred embodiment.
Wherein：10- television terminals, 20- batteries, 30- control circuits, 40- charging circuits, 50- on-off circuits.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Embodiment
As shown in figure 1, a kind of TV with storage battery power supply function is disclosed in the present embodiment, including television terminal 10
With the electric supply installation powered for television terminal, the electric supply installation include Switching Power Supply, inverter, backlight, battery 20,
Charging module and control circuit 30.
Wherein backlight forms the backlight of LCD TV terminal 10, it is preferred to use CCFL backlights, CCKL backlight works
Make voltage between 1000-2000V, so high voltage is to hang the DC voltage that power supply or battery 20 are exported by opening, warp
Obtained after inverter boosting.
Charging module its be used to civil power being converted into after direct current to be the charging of above-mentioned battery；
Direct current in above-mentioned battery is by battery controller control electric discharge with to above-mentioned inverter power supply；
Control circuit be connected respectively with above-mentioned battery controller, Switching Power Supply and inverter, by control circuit switch by
Above-mentioned battery or above-mentioned Switching Power Supply are above-mentioned inverter power supply.
In this way, LCD TV terminal 10 has two kinds of power supply modes, by mains-supplied when civil power stablizes normal, civil power is through becoming
Exported after pressure, rectification through Switching Power Supply to inverter；And charged during civil power normal power supply to battery 20；Civil power is unstable
Or during power-off, discharged and powered to LCD TV terminal 10 by battery 20, realize that the uninterrupted power supply of TV is played with this.
Battery 20 is related to two courses of work, and one is charging, and one is electric discharge, in order to solve current battery charging
During efficiency is low, the technology that needs special messenger to guard, the utility model optimization design charging module, and its concrete structure is as follows：
Above-mentioned charging module include charging circuit 40 and on-off circuit 50, above-mentioned charging circuit 40 be used for by civil power transformation,
Direct current is exported after rectification, it includes transformer and rectifier, the output end connection battery 20 of above-mentioned rectifier；Above-mentioned switch
Circuit 50 is connected between the output end of rectifier and battery, is for controlling the above-mentioned charging circuit 40 of switching with battery 20
It is no to connect.
Specifically, said switching circuit includes the Q1 of triode one, the K1 of relay one, operational amplifier EA, voltage-stablizer T, electricity
Hinder a R1, the R2 of resistance two, the RP1 of adjustable resistance one, the output end of adjustable resistance two RP2, voltage-stablizer T connection charging circuit, resistance
The one R1 and R2 of resistance two series connection, forms in parallel with above-mentioned battery after series connection node A, and both series connection, node A connects between the two
Operational amplifier EA inverting input, the RP1 of adjustable resistance one and the RP2 of adjustable resistance two series connection are connect, series connection is formed between the two
Connection voltage-stablizer T output end, node B concatenation operation amplifiers EA normal phase input end, computing after node B, and both series connection
Amplifier EA output end point two-way, connects the RP2 of adjustable resistance two, all the way Q1 of connecting triode one base stage, triode all the way
The output end of charging circuit is connected after one Q1 grounded emitter, its collector connection relay one T1.
The on-off circuit course of work of above structure is as follows：Civil power charges after transformation, rectification to battery 20；Work as electric power storage
When pond 20 rises 25.2V, A point current potentials are raised to 4.73V, and B points current potential is 4.7V, operational amplifier EA output low potentials, three poles
The Q1 of pipe one ends, the K1 dead electricity of relay one, and charging stops；Output current declines simultaneously, makes B points electricity by the RP1 of adjustable resistance one
Position drops to 3.6V by 4.7V, and further operational amplifier EA outputs are locked on low potential.As the electric discharge of battery 20 makes
With, when voltage drops to 22.8, A points current potential is less than 3.6V, and at this moment A point current potentials are lower than B point current potentials, operational amplifier EA upsets,
High level is exported, the Q1 of triode one conductings, the K1 adhesives of relay one, battery is started to charge up again, meanwhile, the RP2 of adjustable resistance two
Drive, B point current potentials rise to 4.7V again, locking operational amplifier EA exports high level, and when charging to 25.2V, operational amplifier is again
Once inside out is low level, so repeats the left unguarded that battery charging is realized in above-mentioned circulation, and charge efficiency is high.
In addition, in charge and discharge process, upset threshold values is adjusted by the RP1 of adjustable resistance one, upset lagging voltage passes through adjustable electric
Two RP2 regulations are hindered, upset threshold values and lagging voltage can be adjusted by changing the resistance of two adjustable resistances, to adapt to different rule
The battery 20 of lattice, preferably two adjustable resistances of the utility model are solid relay, and degree of regulation is high, it is easy to control.
Said switching circuit also includes diode D, and diode D is in parallel with the K1 of relay one, its positive pole connecting triode one
Q1 colelctor electrode, its negative pole connects the output end of charging circuit；Diode D protection triodes one Q1.
Said switching circuit is also connected to voltage-stablizer and charging circuit including light emitting diode DL, above-mentioned Light-Emitting Diode DL
Between output end, its positive pole connection voltage-stablizer, its negative pole ground connection；It can intuitively check that battery is by light emitting diode DL
No in charging, battery enters charge mode when light emitting diode DL is bright, otherwise enters discharge mode.
Above-mentioned control circuit includes the Q2 of triode two, the K2 of relay two and control chip, and the Q2 of triode two base stage is connected
Connecting valve power supply after control chip, its grounded emitter, its collector connection relay two K2.There is control chip to control three poles
Whether the Q2 of pipe two turns on, and switching supplies electricity to LCD TV terminal by city and powered when triode Q2 is turned on；By storing during triode Q2 cut-offs
Battery is powered to LCD TV terminal.
Civil power is converted into being stored in above-mentioned battery after 24V direct currents by above-mentioned charging module, and above-mentioned Switching Power Supply is defeated
Go out 24V direct currents and supply electricity to inverter power supply.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can in other embodiments be realized in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (9)
1. a kind of TV with storage battery power supply function, including television terminal and the electric supply installation powered for television terminal,
The electric supply installation includes Switching Power Supply, inverter and backlight, it is characterised in that：The electric supply installation also include battery,
Civil power is converted into after direct current be battery charging charging module and control circuit, the control circuit respectively with storage
Battery, Switching Power Supply and inverter connection, by the switching of control circuit in both the battery or the Switching Power Supply
One kind is the inverter power supply.
2. a kind of TV with storage battery power supply function according to claim 1, it is characterised in that：The charging module
Including charging circuit and on-off circuit,
- the charging circuit, it includes transformer and rectifier, the output end connection battery of the rectifier；
- the on-off circuit, it is connected between the output end of rectifier and battery, for switching the charging circuit and storage
Whether battery is connected.
3. a kind of TV with storage battery power supply function according to claim 2, it is characterised in that：The on-off circuit
Including triode one (Q1), relay one (K1), operational amplifier (EA), voltage-stablizer (T), resistance one (R1), resistance two (R2),
Adjustable resistance one (RP1), adjustable resistance two (RP2), voltage-stablizer (T) connect the output end of charging circuit, resistance one (R1) and electricity
Two (R2) series connection is hindered, node A concatenation operation in parallel with the battery after series connection node A, and both series connection is formed between the two
The inverting input of amplifier (EA), adjustable resistance one (RP1) and adjustable resistance two (RP2) series connection, form series connection between the two
The output end of connection voltage-stablizer (T) after node B, and both series connection, the normal phase input end of node B concatenation operations amplifier (EA),
The output end of operational amplifier (EA) point two-way, connects adjustable resistance two (RP2), all the way the base of connecting triode one (Q1) all the way
Pole, the grounded emitter of triode one (Q1), its collector connection relay one (T1) connects the output end of charging circuit afterwards.
4. a kind of TV with storage battery power supply function according to claim 3, it is characterised in that：The on-off circuit
Also include diode (D), diode (D) is in parallel with relay one (K1), the colelctor electrode of its positive pole connecting triode one (Q1), its
Negative pole connects the output end of charging circuit.
5. a kind of TV with storage battery power supply function according to claim 3, it is characterised in that：The on-off circuit
Also include light emitting diode (DL), the Light-Emitting Diode (DL) is connected between voltage-stablizer and charging circuit output end, and it is just
Pole connects voltage-stablizer, its negative pole ground connection.
6. a kind of TV with storage battery power supply function according to claim 3, it is characterised in that：The adjustable resistance
One and adjustable resistance two be solid relay.
7. a kind of TV with storage battery power supply function according to claim 1, it is characterised in that：The control circuit
Including triode two (Q2), relay two (K2) and control chip, the base stage connection control chip of triode two (Q2), it is launched
Pole is grounded, its collector connection relay two (K2) connecting valve power supply afterwards.
8. a kind of TV with storage battery power supply function according to claim 1, it is characterised in that：The backlight is
Cathode fluorescent tube.
9. a kind of TV with storage battery power supply function according to claim any one of 1-8, it is characterised in that：It is described
Civil power is converted into being stored in the battery after 24V direct currents by charging module, and the Switching Power Supply output 24V direct currents are supplied electricity to
Inverter power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720142095.XU CN206559503U (en) | 2017-02-17 | 2017-02-17 | A kind of TV with storage battery power supply function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720142095.XU CN206559503U (en) | 2017-02-17 | 2017-02-17 | A kind of TV with storage battery power supply function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206559503U true CN206559503U (en) | 2017-10-13 |
Family
ID=60010336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720142095.XU Expired - Fee Related CN206559503U (en) | 2017-02-17 | 2017-02-17 | A kind of TV with storage battery power supply function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206559503U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851150A (en) * | 2017-02-17 | 2017-06-13 | 昆山康佳电子有限公司 | A kind of TV with storage battery power supply function |
| CN107770464A (en) * | 2017-12-12 | 2018-03-06 | 铭薪电子（深圳）有限公司 | The multi-functional TV for being charged and discharged management system |
-
2017
- 2017-02-17 CN CN201720142095.XU patent/CN206559503U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851150A (en) * | 2017-02-17 | 2017-06-13 | 昆山康佳电子有限公司 | A kind of TV with storage battery power supply function |
| CN107770464A (en) * | 2017-12-12 | 2018-03-06 | 铭薪电子（深圳）有限公司 | The multi-functional TV for being charged and discharged management system |
| CN107770464B (en) * | 2017-12-12 | 2024-02-06 | 惠州铭薪电子有限公司 | Television with multifunctional charge and discharge management system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200608 Address after: No. 999, Zhongdu Avenue, Chuzhou City, Anhui Province Patentee after: ANHUI KONKA ELECTRONICS Co.,Ltd. Address before: 215300 No. 189 Qianjin East Road, Kunshan Development Zone, Jiangsu, Suzhou Patentee before: KUNSHAN KONKA ELECTRONICS Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171013 Termination date: 20210217 |