CN201699860U - Television set - Google Patents
Television set Download PDFInfo
- Publication number
- CN201699860U CN201699860U CN2010202727003U CN201020272700U CN201699860U CN 201699860 U CN201699860 U CN 201699860U CN 2010202727003 U CN2010202727003 U CN 2010202727003U CN 201020272700 U CN201020272700 U CN 201020272700U CN 201699860 U CN201699860 U CN 201699860U
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- television set
- power
- contactor
- power supply
- supply socket
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Abstract
The utility model discloses a television set, which comprises an alternating current power supply incoming end, a power supply circuit and a main chip, wherein the alternating current power supply incoming end is not only connected with the power supply circuit, but also is connected with a power supply socket arranged on the television set through a switch path of an electronic switch circuit; and a control terminal of the electronic switch circuit is used for receiving a control signal output by the main chip. By improving the traditional television set structure, the path of alternating current power supply is additionally led from the present alternating current power supply incoming end inside the television set and connected to the power supply socket which is additionally arranged on a television set case through the electronic switch circuit and spliced by a power cord of peripheral electrical appliance, the power cord of peripheral electrical appliance is required to be connected with the television set through the power supply socket so as to supply power to the peripheral electrical appliance and automatically control the electrified running of the peripheral electrical appliance, thereby not only simplifying the operation of users, but also avoiding the trouble that the users preserve enough power supply sockets during installation at home and a power supply connector bar is additionally spliced. The user's indoor wiring is more concise.
Description
Technical field
The utility model belongs to the TV receiving apparatus technical field, specifically, relates to a kind of television receiver with power control function.
Background technology
Television receiver is as being used for the amusement equipment of playing audio/video programs in present most families, in actual application, often need be connected with polytype peripheral electric equipment, such as DVD, sound equipment, set-top box etc., and the operating state of peripheral electric equipment controlled.
In the daily use of user, the power line of television set and peripheral electric equipment thereof need be plugged into respectively in the independently supply socket, to receive outside electric main, be the electricity consumption electric of device interior.This design not only needs the user to reserve a plurality of supply sockets in advance, to satisfy the grafting demand of various electric equipments; On the other hand, when various electric equipments being carried out mains switch control, need the supporting separately remote controller of operation to realize, make operating process loaded down with trivial details unusually thus, bring great inconvenience for user's daily use.
In addition, adopt this traditional supply power mode, the user when a signal source switches to the another one signal source, such as television set when the TV programme signal of receiving set up box output switches to the DVD signalling channel, the user is not controller top box shutdown in time often, with the power supply of cutting machine top box, thereby still continuous service of set-top box just can occur, the problem of waste electric energy, this does not obviously conform to the spirit of the current social establishing resource conservation-minded society that is advocated.
Based on this, how user friendly daily use, and further reach energy-saving and cost-reducing purpose of design, be a subject matter to be solved in the utility model.
The utility model content
The purpose of this utility model has been to provide a kind of television set with power control function, makes television set has provides Alternating Current Power Supply for peripheral electric equipment function, with user friendly operation.
In order to solve the problems of the technologies described above, the utility model is achieved by the following technical solutions:
A kind of television set comprises AC power incoming end, power circuit and master chip; Described AC power incoming end connects described power circuit on the one hand, and the supply socket that is provided with on the switch ways by electronic switching circuit and the television set is connected on the other hand, and the control end of described electronic switching circuit receives the control signal of master chip output.
Wherein a kind of design as described electronic switching circuit can adopt an A.C. contactor to carry out circuit design.One termination of described ac contactor coil is received the control signal of master chip output, other end ground connection, the normally opened contact of A.C. contactor is connected between the fire line terminal of the live wire of AC power incoming end and supply socket, and the zero line of described AC power incoming end connects the zero terminal of supply socket.
As another design of described electronic switching circuit, can also adopt a switching tube and an A.C. contactor to carry out circuit design.Receive the control signal of master chip output by the control utmost point of described switching tube, the two poles of the earth are connected between the coil of wherein one road dc power output end of described power circuit and A.C. contactor in addition, the other end ground connection of described ac contactor coil, normally opened contact is connected between the fire line terminal of the live wire of AC power incoming end and supply socket, and the zero line of described AC power incoming end connects the zero terminal of supply socket.
Further, described switching tube can adopt a positive-negative-positive triode to carry out circuit design, base stage by described triode receives the control signal that master chip is exported, and emitter connects the dc power output end of described power circuit, and collector electrode connects described ac contactor coil.
Certainly, described switching tube also can adopt a controllable silicon to realize, promptly receives the control signal of master chip output by the described silicon controlled control utmost point, and anode connects the dc power output end of described power circuit, and negative electrode connects described ac contactor coil.
Further again, between described switching tube and A.C. contactor, also be connected with trigger, the input of described trigger receives the DC power supply by the output of switching tube gating, and the output of trigger connects described ac contactor coil.
For when described supply socket is communicated with the AC power incoming end, system can send index signal to the user, also further is in series with light-emitting diode in the connecting path of described switching tube and A.C. contactor, to carry out luminous indication.
Further again, described electronic switching circuit and described power circuit together are arranged on the power panel of television set inside; Perhaps described electronic switching circuit is arranged on independently on the pcb board, described pcb board is built in the casing of television set.
Preferably, described supply socket is installed on the rear portion casing of television set, plugs with convenient power line with peripheral electric equipment.
Preferably, described electronic switching circuit and supply socket are preferably parallel to be provided with two groups or more, so that television set can be simultaneously plugged with the power line of many peripheral electric equipments.
Compared with prior art, advantage of the present utility model and good effect are: the utility model is by improving traditional television structure, additionally drawing one tunnel AC power from the inner existing AC power incoming end of television set is connected in the supply socket that TV shell sets up by electronic switching circuit, and by the peg graft power line of the peripheral electric equipment that need be connected of this supply socket with television set, thereby when the user selects to connect this supply socket, can be connected peripheral electric equipment power supply automatically by television set, control its operation that powers on.Thus one; not only simplified user's operation; and design by simple software; in the time of can also being implemented in the user and controlling television set and switch to other ancillary equipment; automatically cut off the power supply of current peripheral electric equipment; control its outage and shut down, avoiding energy waste, and then reached energy-saving and cost-reducing purpose of design simultaneously.Select television set of the present utility model for use, the user need not to reserve enough supply sockets earlier in the house ornamentation current events, also need not extra socket power line bank, thereby makes user's house wiring become more succinct.
After reading the detailed description of the utility model execution mode in conjunction with the accompanying drawings, other characteristics of the present utility model and advantage will become clearer.
Description of drawings
Fig. 1 is the circuit theory diagrams of a kind of embodiment of electronic switching circuit in the television set that proposes of the utility model;
Fig. 2 is the circuit theory diagrams of another embodiment of electronic switching circuit;
Fig. 3 is the circuit theory diagrams of the third embodiment of electronic switching circuit;
Fig. 4 is the structural representation of a kind of embodiment at the television set back that proposes of the utility model.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is done explanation in further detail.
The utility model is for convenience of the control of user to television set and peripheral electric equipment thereof, on the basis of existing television set, increased power control function, make television set that the function of Alternating Current Power Supply is provided with electric equipment to the periphery, the user only need use the remote controller of television set can finish the control of the mains switch of its peripheral equipment thus, thereby has simplified user's regular job.
Its specific design thought is: set up supply socket on television set, the AC power incoming end that is used to connect television power-line from television set inside is drawn two-way power line at least, one the tunnel connects the inner existing power circuit of television set as usual, is the conventional electricity consumption electric of television set inside; Another road connects described supply socket by the electronic switching circuit of setting up.Described electronic switching circuit changes its on off operating mode under the control action of television set master chip, and then is communicated with or the AC power incoming end of cut-out television set and the connecting path of supply socket, realizes the selection output of electric main by described supply socket.Adopt this structural design mode, only need the power line of peripheral electric equipment is plugged in the supply socket that is provided with on the television set, can finish switch control by operation television set keypad or remote controller to peripheral electric equipment.
Elaborate described concrete establishment structure and operation principle thereof below by a specific embodiment with television set of power control function.
Embodiment one, and referring to shown in Figure 1, the television set of present embodiment mainly adopts A.C. contactor J1 to design electronic switching circuit.
Among Fig. 1, AC220V is the AC power incoming end of television set, receives the 220V electric main that inserts by television power-line.The live wire L of described AC power incoming end AC220V is connected on the fire line terminal of supply socket Z1 by the normally opened contact of A.C. contactor J1, described supply socket Z1 can be installed on the correct position of TV shell, plugs with peripheral electric equipment with convenient; The zero line N of AC power incoming end AC220V directly is connected with the zero terminal of supply socket Z1, if described supply socket Z1 is a three-phase socket, also need further the ground wire terminal of supply socket Z1 is connected with the ground wire G of AC power incoming end AC220V, to guarantee Alternating Current Power Supply safety by supply socket Z1 output.With the coil one end ground connection of described A.C. contactor J1, the other end connects TV SKD, receives the control signal Vo of master chip output on the TV SKD.In order further to improve the driving force of control signal Vo, preferably on the transmission line of described control signal Vo, connect pull-up circuit, in Fig. 1, can connect DC power supply VCC by current-limiting resistance R1, described DC power supply VCC can be provided by the inner existing power circuit output of television set.
When the user needed the peripheral electric equipment of control connection on supply socket Z1 to start shooting, the operation TV remote controller accessed the OSD menu, and therefrom selects to open the option of this road supply socket Z1.Master chip is after receiving this operational order, Vo is changed to high level with control signal, at this moment, DC power supply VCC is the coil power supply of A.C. contactor J1 by resistance R 1, control its normally opened contact adhesive, AC power incoming end AC220V can be communicated with supply socket Z1, and then will export to peripheral electric equipment with described television set external connection simultaneously, control the start operation that powers on of this periphery electric equipment by the 220V electric main that television power-line is introduced.Thus, the user need not to use the remote controller of peripheral electric equipment, can finish the start operation to this ancillary equipment, and is greatly convenient for users to use.
In order whether to have electricity to indicate to supply socket Z1 is current, present embodiment is preferably set up a LED 1 in described electronic switching circuit, as shown in Figure 1, its anode is connected described pull-up circuit, negative electrode connects the coil of described A.C. contactor J1.When the control signal Vo of master chip output was high level, diode (LED) 1 luminous indication represented that current supply socket Z1 has; Otherwise, when master chip is changed to low level with control signal Vo, diode (LED) 1 extinguishes, at this moment, A.C. contactor J1 is not owing to there is electric current to pass through to control its normally opened contact disconnection in its coil, cut off the live wire L of AC power incoming end AC220V and the connecting path of supply socket Z1, and then make current supply socket Z1 go up non-transformer output, thus the peripheral electric equipment outage shutdown of control connection on this supply socket Z1 automatically.
Embodiment two, and referring to shown in Figure 2, the television set of present embodiment adopts components and parts such as controllable silicon SCR 1 and A.C. contactor J2 to set up described electronic switching circuit.
Among Fig. 2, the normally opened contact of A.C. contactor J2 is as the switch ways of described electronic switching circuit, copies the circuit design mode of embodiment one to be connected on equally between the fire line terminal of the live wire L of AC power incoming end AC220V and supply socket Z2.The control loop that the coil of control A.C. contactor J 2 gets dead electricity adopts controllable silicon SCR 1 to design.The control utmost point of controllable silicon SCR 1 is connected TV SKD, perhaps connect TV SKD, receive the control signal Vo of master chip output on the TV SKD by resistance R 2.The anode of controllable silicon SCR 1 connects DC power supply VCC, and described DC power supply VCC can be provided by the inner existing power circuit output of television set equally; Negative electrode connects the coil of A.C. contactor J2, perhaps connects the coil of A.C. contactor J2 by the potential-divider network of being made up of resistance R 3, R4; The other end ground connection of described A.C. contactor J2 coil.
When the user needs the peripheral electric equipment of control connection on supply socket Z2 to start shooting, select the option of power-on socket Z2 by the OSD menu of television set.Master chip is after receiving this operational order, and Vo is changed to high level with control signal, 1 conducting of control controllable silicon SCR.At this moment, DC power supply VCC is the coil power supply of A.C. contactor J2 by controllable silicon SCR 1 and divider resistance R3, control its normally opened contact adhesive, AC power incoming end AC220V is communicated with supply socket Z2, to export to peripheral electric equipment with described television set external connection simultaneously by the 220V electric main that television power-line is introduced, control the start operation that powers on of this periphery electric equipment.
When the user wants to close this periphery electric equipment, when perhaps needing to switch on other peripheral electric equipment, can use TV remote controller that the option of the supply socket Z2 in the OSD menu is closed.At this moment, master chip is changed to low level state with control signal Vo, control controllable silicon SCR 1 is turn-offed, and then the current supply circuit of cut-out A.C. contactor J2 coil, make the normally opened contact of A.C. contactor J2 return to off-state, with the live wire L of cut-out AC power incoming end AC220V and the connecting path of supply socket Z2, make the electric equipment outage shutdown that is connected on this supply socket Z2.
For realize television set simultaneously with being connected of many peripheral electric equipments, preferably described electronic switching circuit is organized in parallel configuration more in television set, and respectively be arranged on TV shell on the corresponding connection of a plurality of supply sockets, as shown in Figure 4, such as three supply sockets are set on TV shell simultaneously, plug with three peripheral electric equipments to be used for the while.
In order further to reach when user's switching signal source channels, can control peripheral electric equipment automatic switchover in time with television set external connection, the different electrical power socket that is provided with on the signal source channel options of television set and the television set can be mapped, be mapped such as TV passage and supply socket Z1 television set, the AV1 passage and the supply socket Z2 of television set are mapped, limit the corresponding grafting relation of each supply socket on peripheral electric equipment and the television set, can only be plugged on the supply socket Z1 such as set-top box, DVD can only be plugged on the supply socket Z2, or the like.Thus one, when the user selected the TV passage by TV remote controller, master chip can automatic control power supply socket Z1 gets electricly, is the set-top box power supply.And when the user switches to the AV1 passage, master chip can automatic control power supply socket Z2 get electric, the Z1 outage, thus when control DVD powered on start, controller top box outage shutdown in time was to avoid energy waste.
Same, in order whether to have electricity to indicate to supply socket Z2 is current, present embodiment also can further be set up LED 2 in described electronic switching circuit, as shown in Figure 2, be connected between the coil of the dividing potential drop node of bleeder circuit and A.C. contactor J2, its operation principle does not repeat them here with embodiment one.
Certainly, present embodiment also can adopt the switching tube of other type to substitute described controllable silicon SCR 1, and such as NPN type triode, auxiliary relay etc., present embodiment is not limited in above giving an example.
Embodiment three, and referring to shown in Figure 3, the television set of present embodiment adopts positive-negative-positive triode T1, trigger U1 and A.C. contactor J3 to cooperate and designs described electronic switching circuit.
Among Fig. 3, the connected mode of A.C. contactor J3 can be copied embodiment two, and present embodiment no longer launches explanation at this.The base stage of positive-negative-positive triode T1 is connected TV SKD, receive the control signal Vo that the television set master chip sends, emitter connects DC power supply VCC, collector electrode connects the input D of trigger U1, perhaps connects the input D of described trigger U1 by the bleeder circuit of being made up of resistance R 5, R6.The output Q of trigger U1 connects the coil of A.C. contactor J3, perhaps further connects the coil of A.C. contactor J3 by LED 3, the other end ground connection of A.C. contactor J3 coil.
Adopt electronic switching circuit structure shown in Figure 3, when the control signal Vo of master chip output was low level, the controlled conducting of electronic switching circuit was incorporated into electric main on the mains switch Z3; Otherwise when the control signal Vo of master chip output was high level, electronic switching circuit disconnected, and cut off the live wire L of AC power incoming end AC220V and the connecting path of supply socket Z3, exported by supply socket Z3 non-transformer.
In the present embodiment, the purpose of design trigger U1 is in order to improve the waveform of control signal, with the accurate break-make of control A.C. contactor J3.
Can be arranged on for electronic switching circuit of the present utility model on the power panel of television set, also can be arranged on independently on the PCB.In the time of on selecting to be arranged on independently pcb board, described pcb board can be installed in the space suitable in the TV shell.
As a kind of decision design mode, supply socket of the present utility model is preferably mounted on the rear portion casing of television set, as shown in Figure 4, so neither influences the overall appearance of television set, also makes things convenient for television set and peripheral electric equipment to plug.Because supply socket is just transferred away civil power, therefore there is not heat to imitate, can the complete machine heat radiation of television set not exerted an influence.
Certainly; above-mentioned explanation is not to be to restriction of the present utility model; the utility model also is not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art are made in essential scope of the present utility model also should belong to protection range of the present utility model.
Claims (10)
1. a television set comprises AC power incoming end, power circuit and master chip; It is characterized in that: described AC power incoming end connects described power circuit on the one hand, the supply socket that is provided with on switch ways by electronic switching circuit and the television set is connected on the other hand, and the control end of described electronic switching circuit receives the control signal of master chip output.
2. television set according to claim 1, it is characterized in that: in described electronic switching circuit, comprise an A.C. contactor, one termination of described ac contactor coil is received the control signal of master chip output, other end ground connection, the normally opened contact of A.C. contactor is connected between the fire line terminal of the live wire of AC power incoming end and supply socket, and the zero line of described AC power incoming end connects the zero terminal of supply socket.
3. television set according to claim 1, it is characterized in that: in described electronic switching circuit, comprise a switching tube and an A.C. contactor, the control utmost point of described switching tube receives the control signal of master chip output, the two poles of the earth are connected between the coil of wherein one road dc power output end of described power circuit and A.C. contactor in addition, the other end ground connection of described ac contactor coil, normally opened contact is connected between the fire line terminal of the live wire of AC power incoming end and supply socket, and the zero line of described AC power incoming end connects the zero terminal of supply socket.
4. television set according to claim 3, it is characterized in that: described switching tube is a positive-negative-positive triode, the base stage of described triode receives the control signal of master chip output, and emitter connects the dc power output end of described power circuit, and collector electrode connects described ac contactor coil.
5. television set according to claim 3, it is characterized in that: described switching tube is a controllable silicon, the described silicon controlled control utmost point receives the control signal of master chip output, and anode connects the dc power output end of described power circuit, and negative electrode connects described ac contactor coil.
6. television set according to claim 3, it is characterized in that: between described switching tube and A.C. contactor, also be connected with trigger, the input of described trigger receives the DC power supply by the output of switching tube gating, and the output of trigger connects described ac contactor coil.
7. television set according to claim 3 is characterized in that: also be in series with light-emitting diode in the connecting path of described switching tube and A.C. contactor.
8. according to each described television set in the claim 1 to 7, it is characterized in that: described electronic switching circuit and described power circuit together are arranged on the power panel of television set inside; Perhaps described electronic switching circuit is arranged on independently on the pcb board, and described pcb board is built in the casing of television set.
9. television set according to claim 8 is characterized in that: described supply socket is installed on the rear portion casing of television set.
10. television set according to claim 9 is characterized in that: described electronic switching circuit and supply socket are provided with more than one group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202727003U CN201699860U (en) | 2010-07-23 | 2010-07-23 | Television set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202727003U CN201699860U (en) | 2010-07-23 | 2010-07-23 | Television set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201699860U true CN201699860U (en) | 2011-01-05 |
Family
ID=43401107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202727003U Expired - Fee Related CN201699860U (en) | 2010-07-23 | 2010-07-23 | Television set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201699860U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102547189A (en) * | 2012-01-19 | 2012-07-04 | 西南交通大学 | Connecting line structure of built-in flat-panel television (TV) |
| CN103188462A (en) * | 2011-12-28 | 2013-07-03 | 洛阳瑞泽石化工程有限公司 | Power supply switch device for television and auxiliary equipment |
| CN112601038A (en) * | 2020-12-01 | 2021-04-02 | 广东长虹电子有限公司 | Television with AC output interface |
| CN112866599A (en) * | 2021-01-04 | 2021-05-28 | 深圳铭薪曙能科技有限公司 | Television set with both AC and DC power supply |
-
2010
- 2010-07-23 CN CN2010202727003U patent/CN201699860U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103188462A (en) * | 2011-12-28 | 2013-07-03 | 洛阳瑞泽石化工程有限公司 | Power supply switch device for television and auxiliary equipment |
| CN102547189A (en) * | 2012-01-19 | 2012-07-04 | 西南交通大学 | Connecting line structure of built-in flat-panel television (TV) |
| CN112601038A (en) * | 2020-12-01 | 2021-04-02 | 广东长虹电子有限公司 | Television with AC output interface |
| CN112866599A (en) * | 2021-01-04 | 2021-05-28 | 深圳铭薪曙能科技有限公司 | Television set with both AC and DC power supply |
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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: 20110105 Termination date: 20130723 |