Television set, electric power supply device
Technical field
The utility model relates to a kind of television set, reaches the electric power supply device.
Background technology
Common television set needs a power line to insert socket provides electric energy to make it in running order.Because frequent plug power line may bring danger, and external long power line has also brought inconvenience.
For example, application number is Chinese the utility model of 200920130239.5, discloses a kind of panel TV set, the support that this panel TV set comprises television set main body, base and connects described television set main body and base; The television set main body further comprises signal-processing board, the display screen driver element that links to each other with signal-processing board and the display screen that links to each other with the display screen driver element, and signal-processing board drives display screen and shows television image by the control display screen driver element; Base further comprises a power panel, and its input is the civil power input interface, and its output connects signal-processing board by the power line that is built in the support, and powers to signal-processing board.Be exactly to adopt external power line to power to television set by the civil power input interface in the above-mentioned publication, its defective promptly, frequently plugs power line and may bring danger, and external power line has also been brought inconvenience as mentioned above.
The utility model content
At the problem that exists in the correlation technique, the purpose of this utility model is to provide a kind of television set, reaches the electric power supply device, to solve in the prior art because the danger that frequent plug power line may bring.
For achieving the above object, according to an aspect of the present utility model, a kind of television set is provided, have the power supply receiving terminal, the power supply receiving terminal is the magnetoelectricity reset coil that is built in the base of television set, magnetoelectricity reset coil and be placed on electromagnetic coupled between the electromagnetic conversion coil of television set.
Preferably, television set comprises the circuit board that is fixed on its base, has voltage conversion circuit, and the magnetoelectricity reset coil is connected with the input of circuit board.
Preferably, base comprises loam cake and the lower cover that is fixed together, and the magnetoelectricity reset coil is fixed on lower cover with the buckle connected mode.
Preferably, in base, also comprise the diskette of the armoured magnetic field between magnetoelectricity reset coil and loam cake.
Preferably, the magnetoelectricity reset coil comprises: coil rack and coiling, coil rack comprise that around core coiling be provided with protruding fastener around core, and lower cover comprises and the projection that cooperates around the mandrel hole that projection is provided with the slot that cooperates with fastener around on core.
Preferably, lower cover also is provided with the anti-avulsion button, is formed with elastic portion around core, and elastic portion is provided with the hole, and the lower cover of base is fixed in the magnetoelectricity reset coil in anti-avulsion button and hole clamping.
Preferably, the outer surface of loam cake is pasted with panel, and loam cake and lower cover are fastenedly connected.
Preferably, the sidepiece of the corresponding magnetoelectricity reset coil in the bottom surface of lower cover and circuit board place and/or lower cover is provided with louvre.
Preferably, the coil rack of magnetoelectricity reset coil directly contacts with lower cover.
On the other hand, the utility model also provides a kind of electric power supply device, has the power supply receiving terminal, and the power supply receiving terminal is the magnetoelectricity reset coil that is built in the base of electrical equipment, magnetoelectricity reset coil and be placed on electromagnetic coupled between the electromagnetic conversion coil of electrical equipment.
Than prior art, the beneficial effects of the utility model are:
(1) owing to adopted built-in magnetoelectricity reset coil as the power supply receiving terminal, by the electromagnetic coupled between this magnetoelectricity reset coil and the external electromagnetic conversion coil to realize television set work power supply, promptly, the utility model is a wireless power, has eliminated in the prior art because the frequent danger that plugs power line and may bring.
(2) in the utility model,, therefore connect simple and convenient because the magnetoelectricity reset coil is fixed with the buckle ways of connecting.
(3) in the utility model, also by means of the anti-avulsion button, with prevent the magnetoelectricity reset coil with come off after the following cover latch of television set base is connected.
Description of drawings
Fig. 1 is a television set front view of the present utility model;
Fig. 2 is a television set upward view of the present utility model;
Fig. 3 is the front view of the lower cover of base in the television set of the present utility model;
Fig. 4 is the upward view of the lower cover of Fig. 3;
Fig. 5 is the vertical view of the lower cover of Fig. 3;
Fig. 5 A is the enlarged drawing of I portion among Fig. 5, shows the anti-avulsion button;
Fig. 6 is the front view that is built in the coil rack of the magnetoelectricity reset coil in the television set base;
Fig. 7 is the vertical view of Fig. 6;
Fig. 8 is the upward view of Fig. 6;
Fig. 9 is the right view of Fig. 8;
Figure 10 is the front view of the loam cake of base in the television set of the present utility model;
Figure 11 is the upward view of Figure 10;
Figure 12 is the vertical view of Figure 10;
Figure 13 is the right view of Figure 12;
Figure 14 is circuit board and the schematic layout pattern of magnetoelectricity reset coil in base that is provided with voltage conversion circuit.
Embodiment
Referring to Fig. 1 to Figure 14, television set of the present utility model comprises: be built in magnetoelectricity reset coil in the base 1 of television set and the electromagnetic conversion coil that is placed on television set, wherein, electromagnetic coupled between magnetoelectricity reset coil and the electromagnetic conversion coil, and the magnetoelectricity reset coil has constituted the power supply receiving terminal of television set, to realize the wireless power to television set.
Television set comprises the circuit board 8 that is fixed on its base 1, has voltage conversion circuit, and the magnetoelectricity reset coil is connected with the input of circuit board 8, and circuit board 8 is that television set is powered the voltage of magnetoelectricity reset coil being changed the back.Particularly, referring to Fig. 3 to shown in Figure 9, the base 1 of television set comprises fixedly connected (for example connecting by screw, to strengthen supporting the ability of tv body) loam cake 6 and lower cover 4 together, the magnetoelectricity reset coil can the buckle connected mode be fixed in the lower cover 4.The diskette that also has armoured magnetic field in base 1, diskette is between magnetoelectricity reset coil and loam cake 6.
Further, referring to Fig. 3 to Fig. 5 A and Fig. 6 to Fig. 9, the magnetoelectricity reset coil comprises coil rack 2 and coiling, and coil rack 2 comprises that around core 22 coiling is provided with the fastener 21 of projection around on core 22 around core 22.
As optimal way, be cylindric around core 22, lower cover 4 comprises the projection that cooperates with axis hole around core 22, and projection is provided with the slot 41 that cooperates with fastener 21, and fastener 21 is located at and cylindricly (spaced apart three fasteners has been shown) among Fig. 7 and Fig. 8 on the internal perisporium of core 22.The projection that cooperates with axis hole around core 22 is a cylindrical projection, is arranged on the place, bottom surface in the lower cover 4 of base 1, and correspondingly slot 41 is arranged on the periphery wall of cylindrical projection (Fig. 3 and 4 shows 3 slots).During installation, coil rack 2 is enclosed within on the projection, revolving coil skeleton 2 makes fastener 41 snap in correspondingly in the slot 41 then, thereby the magnetoelectricity reset coil is connected with lower cover 4 buckles of base 1.Preferably, after finishing the buckle connection, the coil rack 2 of magnetoelectricity reset coil directly contacts with lower cover 4, that is, the gap between the bottom surface of installment state lower coil skeleton 2 and lower cover 4 is 0mm.Further, in order to prevent that connecting the back at magnetoelectricity reset coil buckle comes off, on lower cover 4, also be provided with anti-avulsion button 43 (Fig. 5 A is shown specifically), correspondingly, on the internal perisporium of core 22, be formed with elastic portion, elastic portion is provided with hole 23, and when rotating the coil rack 2 of magnetoelectricity reset coil, anti-avulsion button 43 snaps in the lower cover 4 that in the hole 23 of elastic portion the magnetoelectricity reset coil is fixed in base 1.
Again further, the outer surface of the loam cake 6 of base 1 is pasted (for example, using 3M glue) panel, is fastenedly connected (for example passing through screw) between loam cake 6 and the lower cover 4, and coverage is greater than the lower cover area, and the profile of lower cover is taper (as shown in Figure 3).The sidepiece of the corresponding magnetoelectricity reset coil in the bottom surface of lower cover 4 and circuit board 8 places and/or lower cover 4 is provided with louvre, and referring to Fig. 1, louvre is formed on other sidepieces except positive side (with TV display frame homonymy) at lower cover.The material of loam cake 6 and lower cover 4 adopts fire-retardant high impact polystyrene (HIPS), and panel adopts glass material.
On the other hand, the utility model also provides a kind of electric power supply device, has the power supply receiving terminal, and the power supply receiving terminal is the magnetoelectricity reset coil that is built in the base of electrical equipment, magnetoelectricity reset coil and be placed on electromagnetic coupled between the electromagnetic conversion coil of electrical equipment.Can realize wireless power by this to electrical equipment.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.