CN208128416U - A kind of TV set circuit and television set powered using three-way power - Google Patents
A kind of TV set circuit and television set powered using three-way power Download PDFInfo
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- CN208128416U CN208128416U CN201721127040.8U CN201721127040U CN208128416U CN 208128416 U CN208128416 U CN 208128416U CN 201721127040 U CN201721127040 U CN 201721127040U CN 208128416 U CN208128416 U CN 208128416U
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- power supply
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- management module
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Abstract
A kind of television set includes the battery pack being built in television set；Further include a kind of TV set circuit powered using three-way power, has the power management module with television set load connection, and the first power supply line, the second power supply line and the third power supply line that connect respectively with power management module；First power supply line includes AC tip side；Second power supply line includes DC tip side；The third power supply line includes battery contact end；The power management module is powered television set load for automatically switching first power supply line, the second power supply line and third power supply line.Television set is made to be provided simultaneously with AC in the utility model, DC, three kinds of supply input modes of battery, switch power supply line by power management module, meet television set normal work, and charges the battery while power supply respectively to television set in AC, DC, the several scenes demand for meeting user, does not influence to watch.
Description
【Technical field】
The utility model belongs to TV technology more particularly to a kind of electricity powered using AC/DC/ battery three-way power
Depending on electromechanical road and television set.
【Background technique】
The development of television set be it is with rapid changepl. never-ending changes and improvements, from black and white CRT TV to LCD color tv, from spherical surface to plane, song
Face, from the intelligent TV network of cable television till now, size is by original more than ten cun till now 65 cuns or even 100 cun.
But whether how technology develops, how size changes, and the usage scenario of television set is all passive there is no changing
The static of formula is placed on parlor, bedroom, or is hung on a wall, and is then directly connected to mains AC.But the demand of user is more
Memberization, use environment is also various, such as shipping industry user, and the regional user often having a power failure, outdoor party is such as
Square dance user etc., present television set are difficult to meet.
For above situation, we provide a solutions.
【Utility model content】
The purpose of this utility model is to have overcome the deficiencies of the prior art and provide a kind of using three-way power power supply
TV set circuit and television set, so that television set is provided simultaneously with AC, DC, three kinds of supply input modes of battery, so that television set can
To work normally, meet the several scenes demand of user.
In order to solve above-mentioned technical problem, the utility model takes following technical proposals：
A kind of TV set circuit powered using three-way power includes to load to supply to television set with television set load connection
The power management module of electricity, and the first power supply line, the second power supply line and the third that are connect respectively with power management module
Power supply line；First power supply line includes AC tip side, and the AC tip side is connect simultaneously with power management module
It powers to power management module, is connected with rectification circuit and transformation electricity in turn between the AC tip side and power management module
Road；Second power supply line includes DC tip side, and the DC tip side is connect and to power supply with power management module
Management module power supply；The third power supply line includes battery contact end, the battery contact end and power management mould
Block connection is simultaneously powered to power management module；The power management module is for automatically switching first power supply line, the
Two power supply lines and third power supply line are powered television set load.
In further improvement project, the power management module can be used for inversely supplying power to third power supply line.
In further improvement project, the power management module is used to supply when first power supply line, second
It when electric line and third power supply line power simultaneously, is preferentially powered using first power supply line, when first confession
When electric line stops power supply, automatically switches to the second power supply line and be powered；When second power supply line and third power
When route is powered simultaneously, preferentially it is powered using second power supply line, when second power supply line stops powering,
Third power supply line is automatically switched to be powered.
In further improvement project, the power management module is used to supply when first power supply line, second
It when electric line and third power supply line power simultaneously, is preferentially powered using first power supply line, and reverse confession simultaneously
Electricity is to third power supply line；When first power supply line stops powering, automatically switches to the second power supply line and is powered,
And third power supply line is inversely supplied power to simultaneously；When second power supply line and third power supply line power simultaneously, preferentially
It is powered using second power supply line, and inversely supplies power to third power supply line simultaneously, when second power supply line
When stopping power supply, automatically switches to third power supply line and be powered.
In further improvement project, guarantor is connected in the first power supply line between AC tip side and rectification circuit
Protection circuit.
In further improvement project, connected in the second power supply line between DC tip side and power management module
There are height voltage protection circuit and inverse inserting-preventing circuit.
In further improvement project, connect in the third power supply line between battery contact end and power management module
It is connected to height voltage protection circuit.
A kind of television set, it is electromechanical with a kind of TV using three-way power power supply described in above-mentioned any one
Road further includes having the battery pack being built in television set, and the battery contact end of the third power supply line is connect with battery pack.
Compared with prior art, the utility model has the beneficial effects that：In the utility model television set is provided simultaneously with
AC, DC, three kinds of supply input modes of battery switch power supply line by power management module, meet television set normal work, and
And it charges the battery while power supply respectively to television set in AC, DC, meets the several scenes demand of user, do not influence to watch.
The present invention will be further described below with reference to the accompanying drawings and specific embodiments：
【Detailed description of the invention】
Fig. 1 is the circuit diagram of the utility model embodiment.
【Specific embodiment】
A kind of television set 10 includes the battery pack 20 being built in television set；It further include a kind of using three-way power confession
The TV set circuit of electricity.
A kind of TV set circuit using three-way power power supply includes to connect with television set load 30 to TV
Machine load 30 power supply power management modules 40, and connect respectively with power management module 40 the first power supply line, second
Power supply line and third power supply line.
First power supply line includes AC tip side 50, and the AC tip side 50 and power management module 40 connect
It connects and powers to power management module 40, be connected with protection electricity in turn between the AC tip side 50 and power management module 40
Road 80, rectification circuit 90 and transforming circuit 100.
Second power supply line includes DC tip side 60, and the DC tip side 60 and power management module 40 connect
It connects and powers to power management module 40, connected in the second power supply line between DC tip side 60 and power management module 40
There are height voltage protection circuit 110 and inverse inserting-preventing circuit 120.
The third power supply line includes battery contact end 70, the battery contact end 70 and power management module
40 connect and power to power management module 40, and the battery contact end 40 of the third power supply line is connect with battery pack 20.?
Height voltage protection circuit 110 is connected in third power supply line between battery contact end 70 and power management module 40.
The power management module 40 is supplied for automatically switching first power supply line, the second power supply line and third
Electric line is powered television set load 30, when first power supply line, the second power supply line and third supply lines
When road powers simultaneously, power management module 40 is preferentially powered using first power supply line, when first supply lines
When road stops power supply, automatically switches to the second power supply line and be powered；When second power supply line and third power supply line
When powering simultaneously, power management module 40 is preferentially powered using second power supply line, when second power supply line
When stopping power supply, automatically switches to third power supply line and be powered.
The power management module 40 can also be used to inversely supply power to third power supply line simultaneously, when first power supply
When route, the second power supply line and third power supply line power simultaneously, power management module 40 is preferentially using first power supply
Route is powered, and inversely supplies power to third power supply line simultaneously, is charged to the battery pack 20 being built in television set 10；When
When first power supply line stops power supply, power management module 40 automatically switches to the second power supply line and is powered, and same
When inversely supply power to third power supply line, charge to the battery pack 20 that is built in television set 10；When second power supply line
When powering simultaneously with third power supply line, power management module 40 is preferentially powered using second power supply line, and same
When inversely supply power to third power supply line, charge to the battery pack 20 that is built in television set 10, when second power supply line
When stopping power supply, power management module 40 automatically switches to third power supply line and is powered.
In the embodiments of the present invention, the power management module 40 of television set 10 is integrated on TV SKD,
Built-in one group of lithium battery group in television set 10 simultaneously, then by the first power supply line, the second power supply line and third power supply line
It is built in television set 10, AC connector and DC connector is set on television set 10, and AC tip side 50 and DC tip side 60 is divided
It is not connect with AC connector, DC connector.When electric main power supply is normal, electric main passes through the protection electricity in the first power supply line
Road 80, rectification circuit 90 and transforming circuit 100 convert direct current for 220V electric main, are supplied by power management module 40
Television set load 30 is supplied electricity to, meets television set normal work, while charging to battery pack 20；When electric main has a power failure or can not make
When with electric main, if there is home-use battery, then battery can be accessed with DC connector, by the second power supply line
Height voltage protection circuit 110 and inverse plugging protect circuit 120, it is ensured that input voltage passes through power supply pipe between 11 volt of -13 volt
Reason module 40 supplies electricity to television set load 30, meets the normal work of television set 10, while charging to 30 battery packs；When AC connector
When 50 DC supply input without 60 no storage battery of electric main and DC tip side of end, power supply ducting module 40 switches to built-in electricity
Pond group 20 supplies electricity to television set load 30, meets the normal work of television set 10.The power supply priority level of power supply ducting module 40 according to
Secondary is the first power supply line, the second power supply line and third power supply line, when AC tip side 50 or DC tip side 60 have electric current defeated
Fashionable, battery pack does not export externally, only receives charging.In addition 10 power consumption of television set and battery life, this programme are considered
Suitable for 32 inches and following television set, battery pack 20 is suitble to 18650 lithium cells, simultaneously by multiple groups string, composition 12.6V electricity
Pressure, high-capacity battery group, battery pack 20 has protection board, in order to avoid overcharge or over-discharge, battery pack 20 are fixed by upper lower bracing frame
Beside the mainboard of 10 the inside of television set.
Television set on the market can only use the power supply mode of electric main at present, make television set 10 in the utility model
It is provided simultaneously with AC, DC, three kinds of supply input modes of battery switch power supply line by power management module 40, meet television set
It works normally, and charges while AC, DC give television set 10 to power respectively to battery pack 20, meet the several scenes of user
Demand does not influence to watch.
Although the utility model is described in detail referring to above example, by the disclosure for those skilled in the art
Member is not it is readily apparent that and the case where departing from the principles of the present invention and scope that the claim limits
Under, the utility model can be made a variety of changes or be modified.Therefore, the detailed description of the embodiment of the present disclosure is only used to explain, and
It is not intended to limit the utility model, but is defined by the subject-matter of the claims the range of protection.
Claims (8)
1. a kind of TV set circuit powered using three-way power, which is characterized in that include with television set load connection to electricity
Depending on the power management module of machine load supplying, and connect respectively with power management module the first power supply line, second power supply
Route and third power supply line；First power supply line includes AC tip side, the AC tip side and power management
Module connection is simultaneously powered to power management module, is connected with rectified current in turn between the AC tip side and power management module
Road and transforming circuit；Second power supply line includes DC tip side, and the DC tip side and power management module connect
It connects and powers to power management module；The third power supply line includes battery contact end, the battery contact end with
Power management module connection is simultaneously powered to power management module；The power management module is supplied for automatically switching described first
Electric line, the second power supply line and third power supply line are powered television set load.
2. a kind of TV set circuit powered using three-way power according to claim 1, which is characterized in that the electricity
Source control module can be used for inversely supplying power to third power supply line.
3. a kind of TV set circuit powered using three-way power according to claim 1, which is characterized in that the electricity
Source control module is used to preferentially adopt when first power supply line, the second power supply line and third power supply line power simultaneously
It is powered with first power supply line, when first power supply line stops powering, automatically switches to the second supply lines
Road is powered；When second power supply line and third power supply line power simultaneously, second supply lines is preferentially used
Road is powered, and when second power supply line stops powering, is automatically switched to third power supply line and is powered.
4. a kind of TV set circuit powered using three-way power according to claim 2, which is characterized in that the electricity
Source control module is used to preferentially adopt when first power supply line, the second power supply line and third power supply line power simultaneously
It is powered with first power supply line, and inversely supplies power to third power supply line simultaneously；When first power supply line stops
When only powering, automatically switches to the second power supply line and be powered, and inversely supply power to third power supply line simultaneously；When described
When two power supply lines and third power supply line power simultaneously, preferentially it is powered using second power supply line, and inverse simultaneously
To third power supply line is supplied power to, when second power supply line stops powering, the progress of third power supply line is automatically switched to
Power supply.
5. a kind of TV set circuit powered using three-way power according to claim 1,2,3 or 4, which is characterized in that
Protection circuit is connected in the first power supply line between AC tip side and rectification circuit.
6. a kind of TV set circuit powered using three-way power according to claim 1,2,3 or 4, which is characterized in that
Height voltage protection circuit and inverse inserting-preventing circuit are connected in the second power supply line between DC tip side and power management module.
7. a kind of TV set circuit powered using three-way power according to claim 1,2,3 or 4, which is characterized in that
Height voltage protection circuit is connected in third power supply line between battery contact end and power management module.
8. a kind of television set, which is characterized in that it uses three-way power with a kind of described in claim 1 to 7 any one
The TV set circuit of power supply further includes having the battery pack being built in television set, the battery contact end of the third power supply line
It is connect with battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721127040.8U CN208128416U (en) | 2017-09-04 | 2017-09-04 | A kind of TV set circuit and television set powered using three-way power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721127040.8U CN208128416U (en) | 2017-09-04 | 2017-09-04 | A kind of TV set circuit and television set powered using three-way power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208128416U true CN208128416U (en) | 2018-11-20 |
Family
ID=64208246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721127040.8U Active CN208128416U (en) | 2017-09-04 | 2017-09-04 | A kind of TV set circuit and television set powered using three-way power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208128416U (en) |
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2017
- 2017-09-04 CN CN201721127040.8U patent/CN208128416U/en active Active
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