TWI537517B - Cascadable lighting device - Google Patents

Description

Tandem illuminator

The present invention relates to a light-emitting device, and more particularly to a series-connected light-emitting device having a continuous light source.

The conventional illuminating device is limited by the limitation of the power control unit. Therefore, multiple sets of illuminating devices connected in series have safety problems. Therefore, it is not possible to connect a plurality of sets of illuminating devices in series according to user requirements, which is inconvenient in use.

Furthermore, although some of the light-emitting devices have a function of being able to be connected in series, the power control unit of the light-emitting device connected in series is not independently used, so that a single damaged light-emitting device cannot be directly replaced; The junction of the device and the other set of light sources still has a region free of light sources, in other words, the light source at the junction is interrupted and non-continuous, and thus has defects in function and appearance.

One of the objects of the present invention is to provide a series-connected light-emitting device in which a plurality of sets of light source devices can be connected in series.

One of the objects of the present invention is to provide a series-connected light-emitting device having an independent power supply control unit.

One of the objects of the present invention is to provide a series-connected light-emitting device in which the light source at the junction of the light source devices has continuity.

One of the objects of the present invention is to provide a series-connected light-emitting device having a light source having continuity.

An embodiment of the present invention provides a series-connected light-emitting device, comprising a light-emitting body for generating a light source, the light-emitting body having a first top portion and a first bottom portion, and the light source is generated by the light-emitting diode; and a first connecting unit Connecting a first top portion; and a second connecting unit is connected to the first bottom portion at one end; wherein the first connecting unit is configured to connect the second connecting unit of another series-connected light-emitting device, and the serial-connecting light-emitting device and the other The connection between the series of illuminating devices has a connecting section, and the distance between the connecting sections is less than a preset value; when the plurality of series illuminating devices are connected in series, the connecting section does not affect the overall visually The continuity of illumination.

An embodiment of the present invention provides a combined light-emitting device, comprising a plurality of series-connected light-emitting devices, each of the light-emitting devices including a first coupling member and a second coupling member, and a series-connected light-emitting device a coupling member is combined with another second connecting member of the series-connected light-emitting device; wherein the light source of the light-emitting device is a light-emitting diode, and the combination of the serial-connected light-emitting device and another serial-connected light-emitting device There is a connecting section, the distance between the connecting sections is less than a preset value, so that the combined illuminating device is visually a continuous illuminant.

An embodiment of the present invention provides a series-connected light-emitting device, comprising: a light-emitting body for generating a light source, the light-emitting body having a first top and a first bottom, and the light source is generated by the light-emitting diode; a first connection a unit connected to the first top portion; and a second connecting unit connected to the first bottom portion at one end; wherein the first connecting unit is configured to connect the second connecting unit of the other series-connected light-emitting device, and the serial-connecting light-emitting device and The junction of the other series of light-emitting devices has a connection section; and when the light-emitting body generates light, the light source of the connection section has continuity without interruption.

Therefore, the series-connected light-emitting device of the present invention can be connected in series with another group of light-emitting devices, and each of the light-emitting devices has an independent power source control unit, which allows the user to flexibly adjust the power and brightness of the light-emitting device. Moreover, the light source connecting the light-emitting device and the light-emitting device is not interrupted, so that the appearance is more beautiful and practical.

Please refer to FIG. 1A and FIG. 1B simultaneously. FIG. 1A is a schematic view showing an embodiment of a series-connected light-emitting device according to the present invention, and FIG. 1B is a schematic view showing an embodiment of the light-emitting device of the present invention in series. The light emitting device 100 includes a light emitting body 101, connection units 102 and 103. The light emitting body 101 is used to generate a light source, and the light emitting body 101 has a top portion T and a bottom portion B. The connecting unit 102 is disposed in an upper area of the light emitting body 101; the connecting unit 103 is located in a lower area of the light emitting body 101. In one embodiment, the connecting unit 102 is connected to the top T of the light emitting body 101. One end of the connecting unit 103 is connected to the bottom B of the light emitting body 101, and the other end is connected to a fixing base F.

Please note that the light source of the light source device 100 of the present invention is generated by the light emitting diode, and one end of the fixing base F of the embodiment is connected to the connecting unit 102, and the other end has a circular bottom surface in contact with the ground to fix the light emitting device 100, but The invention should not be limited thereto, and the bottom surface of the fixing seat F can be realized by any bottom surface of a plurality of shapes.

The connection unit 102 can be connected to the connection unit 103 of the other series-connected illumination device 100. The connection between the serial-type illumination device 100 and the other series-connected illumination device 100 has a connection section Z. Please note that when the light-emitting body generates light, the light source of the connecting section Z is not interrupted to have continuity. In other words, when the light-emitting body generates light, the connecting section Z does not generate a dark area, and the connecting section Z remains. With a light source.

In one embodiment, the combination of the series-connected light-emitting device 100 and the other series-connected light-emitting device 100 has a connection section Z. At this time, the series-connected light-emitting device 100 can be regarded as a whole, so the connection section Z The distance between the two is less than a predetermined value, so that the combined light-emitting device 100 is visually a continuous light-emitting body, so that the overall light-emitting device 100 is more beautiful. In one embodiment, the preset value is 2 mm (mm) to 3 mm, so that the combined illumination device 100 as a whole is continuously a continuous illuminator, and the connection section Z does not generate a dark area.

Referring to FIG. 1C, FIG. 1C is an exploded perspective view showing an embodiment of a series-connected light-emitting device according to the present invention. The light-emitting body 101 includes a heat-dissipating unit 101a, a light-emitting sheet 101b, and a power control unit 101c. In an embodiment of the invention, the heat dissipating unit 101a can be realized by a regular octagonal hollow cylinder, but the invention should not be limited thereto, and can be realized by a geometric hollow cylinder, for example, a triangular cylinder or a hexagonal column. body. The heat dissipating unit 101a has a plurality of surfaces. Since the heat dissipating unit 101a in the embodiment is a regular octagonal hollow cylinder, it has eight surfaces.

In addition, the heat dissipating unit 101a is realized by an aluminum material or a ceramic material, but the invention should not be limited thereto, and can also be realized by a heat dissipating material developed in the future. Furthermore, in the embodiment, the inner wall of the heat dissipating unit 101a has a plurality of heat dissipating fins (not shown) for increasing the heat dissipating effect for the purpose of rapid cooling.

The surface of the light-emitting sheet 101b has a plurality of light-emitting diodes. Since the heat-dissipating unit 101a has eight surfaces, in the present embodiment, eight light-emitting sheets 101b are respectively disposed on the surface of the heat-dissipating unit 101a. In this way, since the illuminating sheet 101b is disposed on each surface of the heat dissipating unit 101a, the light source generated by the illuminating diode on the illuminating sheet 101b can uniformly illuminate an angle of 360 degrees.

The power control unit 101c is disposed on the inner wall of the geometric hollow cylinder. In other words, the power control unit 101c is disposed on the inner wall of the heat dissipation unit 101a, and is coupled to the light emitting sheet 101b, the connection units 102, and 103, and forms a loop. Please note that the power control unit 101c is disposed on the inner wall of the heat dissipation unit 101a, which can reduce the volume required by the light-emitting device 100, and prevent the power control unit 101c from blocking the light source generated by the light-emitting sheet 101b to increase the brightness of the light source.

The anode ends of the connection units 102 and 103 are coupled to the anode end of the power control unit 10c, and the cathode ends of the connection unit 102 and the connection unit 103 are coupled to the cathode terminal of the power control unit 101c.

In one embodiment, the light-emitting device 100 uses the power control unit 101c to convert the input AC power into a DC power source, and then drives the LEDs on the LED 101b through the DC power source to generate a light source.

Please note that in the series-connected light-emitting device 100 of the present invention, each set of the light-emitting devices 100 is provided with an independent power control unit 101c, so that if a single group of light-emitting devices 100 is damaged, the user can directly replace the light-emitting device 100. The defective light-emitting device 100 can increase the practicality of the light-emitting device 100. In addition, the illuminating device 100 of the present invention has an independent power source control unit 101c, which can flexibly increase the illuminating power of the illuminating body 101 and adjust its brightness, and can also connect the illuminating devices 100 of different brightness according to user requirements.

Referring to FIG. 1D, FIG. 1D is a schematic view showing an embodiment of the connecting unit 102 of the present invention. The connecting unit 102 of the present embodiment can be implemented as a standard E14 female bulb holder or a standard E27 female bulb holder, and the female bulb is realized. The inner wall of the seat has a spiral recess W. The connecting unit 103 is realized by a specification E14 male bulb connector or a specification E27 male bulb connector, and the bottom surface of the male bulb connector is a spiral convex portion V. Since the connection units 102 and 103 utilize the specifications of the conventional bulb holder and the bulb connector, the versatility of the illumination device 100 can be improved.

It should be noted that the specifications of the connecting units 102 and 103 of the present invention are not limited thereto, and may be implemented by a mother bulb holder and a male bulb connector of various specifications in the future or existing. In addition, the connection unit 102 in one embodiment can be implemented by a female bulb connector, and the connection unit 103 is implemented by a male bulb connector.

In one embodiment, the spiral recess W of the mother bulb holder corresponds to the shape of the spiral protrusion V of the male bulb connector, so that the light-emitting device 100 can utilize the spiral recess W of the mother bulb holder through the connection unit 102, and the other The male bulb connectors of the connecting unit 103 of a group of illuminating devices 100 are fitted to be serially connected for the purpose of electrical connection. Therefore, the user can determine the number of the light-emitting devices 100 in series according to the requirements to improve the convenience of the light-emitting device 100.

In an embodiment of the series-connected light-emitting device of the present invention, the light-emitting device 100 includes a light cover 104. The globe 104 has a cover 104a, an upper cover 104b, and a lower cover 104c. In the present embodiment, the lamp cover 104 is realized by a cylinder, so that the cover body 104a, the upper cover 104b, and the lower cover 104c are combined into a cylinder. In one embodiment, the illuminating body 101 is disposed on the axis of the cylinder; in another embodiment, the illuminating body 101 is disposed in parallel with the axis of the cylinder. In an embodiment, the cover 104a, the upper cover 104b, and the lower cover 104c may be realized by a light transmissive insulating material.

It should be noted here that the lamp cover 104 is a part of the connecting unit 102, a part of the connection sheet 103, and the light-emitting body 101. In other words, in the present embodiment, one end of the spiral recess W of the connecting unit 102 vertically traverses the upper cover 104b, and one end of the spiral convex portion V of the connecting unit 103 vertically passes through the lower cover 104c.

In addition, the upper cover 104b or the lower cover 104c respectively have a groove or a card slot (not shown). Correspondingly, the top or bottom of the geometric hollow cylinder has a corresponding groove or a card slot, and the heat dissipation unit 101a respectively The upper cover 104b or the lower cover 104c is fitted to fix the geometric hollow cylinder between the upper cover 104b and the lower cover 104c.

Since the tandem light-emitting device 100 passes through the globe 104, the light source generated by the light-emitting body 101 inside the light-emitting device 100 is diffused from the point source to the surface light source. Therefore, the light-emitting device 100 can generate a uniform light source by using the mask 104, thereby avoiding excessive concentration of the light source.

In an embodiment, each of the illuminating sheets 101b has a first end 11 and a second end 12. Wherein, the upper edge of the first end 11 contacts the surface of the connecting unit 102, and the lower edge of the second end 12 contacts the surface of the connecting unit 103. When the tandem illumination device 100 is connected in series with another group of illumination devices 100, the upper edge of the first end 11 and the lower edge of the second end 12 of the illumination sheet 101b of the other group of illumination devices 100 are located in the connection section. Within Z. Since part of the illuminating sheet 101b is located in the connecting section Z, the light source in the connecting section Z is not interrupted to have continuity, in other words, the connecting section Z can still generate a light source.

In summary, the series-connected light-emitting device of the present invention can be connected in series with another group of light-emitting devices, so that the number of the series-connected light-emitting devices can be increased or decreased according to the needs of the user. In addition, each of the illuminating devices has an independent power control unit, which allows the user to flexibly adjust the power and brightness of the illuminating device. When any power device is damaged, only the damaged power device needs to be replaced. Moreover, the light source connecting the illuminating device and the illuminating device is not interrupted, so that the appearance is more beautiful and practical.

The present invention has been described above by way of examples, and the scope of the invention is not limited thereto, and various modifications and changes can be made by those skilled in the art without departing from the scope of the invention.

100. . . Illuminating device

101. . . Illuminated body

101a. . . Cooling unit

101b. . . Light sheet

101c. . . Power control unit

102, 103. . . Connection unit

T. . . top

B. . . bottom

104. . . lampshade

104a. . . Cover

104b. . . Upper cover

104c. . . lower lid

W. . . Spiral recess

V. . . Spiral convex

Z. . . Connection section

F. . . Base

11. . . First end

12. . . Second end

Fig. 1A is a view showing an embodiment of a series-connected light-emitting device of the present invention.

Fig. 1B is a view showing an embodiment of the illuminating device of the present invention in series.

Fig. 1C is a schematic exploded view showing an embodiment of a series-connected light-emitting device of the present invention.

1D is a schematic view showing an embodiment of the connecting unit 102 of the present invention.

100. . . Illuminating device

101. . . Illuminated body

102, 103. . . Connection unit

T. . . top

B. . . bottom

104. . . lampshade

V. . . Spiral convex

Claims (17)

A series-connected light-emitting device includes: a light-emitting body for generating a light source, the light-emitting body having a first top portion and a first bottom portion, and the light source is generated by the light-emitting diode; a first connecting unit connecting the a first connecting unit, a second connecting unit, one end is connected to the first bottom; a heat dissipating unit is a geometric hollow cylinder, the outer wall of the column has a plurality of surfaces; and a light emitting sheet, the surface of the light emitting sheet has a plurality of a light emitting diode, wherein the light emitting sheet is disposed on a surface of the heat dissipating unit; wherein the light emitting sheet is parallel to the first connecting unit or the second connecting unit, and is disposed on a surface of the heat dissipating unit; the first connection The unit is connected to the second connecting unit of the other series of light-emitting devices, and the connection between the series-connected light-emitting device and the other series-connected light-emitting device has a connecting section, and the distance between the connecting sections is less than one The value is set; when the plurality of series-connected light-emitting devices are connected in series, the connecting portion does not affect the overall visual illumination continuity. The device of claim 1, wherein the illuminating body comprises: a power control unit disposed on the inner wall of the geometric hollow cylinder, coupled to the illuminating sheet, the first connecting unit, and the first Two connecting units form a loop. The device of claim 2, wherein each of the series-connected lighting devices is provided with the power control unit independently, the power control unit An alternating current power source is converted into a direct current power source to drive the light emitting sheet to generate a light source. The device of claim 2, wherein the first connecting unit is a mother bulb holder and has a spiral recess; and the second connecting unit is a male bulb connector and has a spiral shape The convex portion corresponds to the spiral concave portion. The device of claim 3, further comprising: a lamp cover having a cover, an upper cover, and a lower cover; wherein the first connection unit of the cover portion of the cover is connected to the second connection And a light emitting body; and the light cover generates a uniform light source, and the preset value is 2 mm to 3 mm. The device of claim 5, wherein one end of the spiral recess vertically passes through the upper cover, and one end of the spiral convex portion vertically passes through the lower cover. The device of claim 5, wherein the illuminating sheet comprises a first end and a second end, the upper end of the first end contacting the first connecting unit, and the lower end of the second end is in contact The second connecting unit. The device of claim 2, wherein the inner wall of the heat dissipating unit comprises a plurality of heat dissipating fins, and the heat dissipating unit is made of aluminum material or ceramic material. The device of claim 2, wherein the first connecting unit and the anode end of the second connecting unit are coupled to an anode end of the power control unit, the first connecting unit and the second connecting unit The cathode end is coupled to the cathode end of the power control unit. The device of claim 5, wherein the upper or lower cover has a first groove or a first card slot, and the top or bottom of the geometric hollow cylinder has a corresponding first groove or the a second groove or a second card slot of the first card slot, the groove is engaged with the card slot to fix the geometric hollow cylinder between the upper cover and the lower cover. A combined light-emitting device includes: a plurality of series-connected light-emitting devices, each of the light-emitting devices comprising a first coupling member and a second coupling member, and a first coupling member of the series-connected lighting device Another combination of the second connecting members of the series-connected light-emitting device; wherein the light source of the light-emitting device is a light-emitting diode, and the combination of the series-connected light-emitting device and another series-connected light-emitting device has a connection region And the distance between the connecting sections is less than a predetermined value, so that the combined illuminating device is visually a continuous illuminating body; each illuminating device comprises a illuminating body, and the illuminating body comprises: a heat dissipating unit, a hollow hollow cylinder having a plurality of surfaces on the outer wall of the column; a light-emitting sheet having a plurality of light-emitting diodes on the surface of the light-emitting sheet, wherein the light-emitting sheet is disposed on a surface of the heat-dissipating unit; the light-emitting sheet is parallel to The first coupling member or the second coupling member is disposed on a surface of the heat dissipation unit. The device of claim 11, wherein a power control unit is disposed on the inner wall of the geometric hollow cylinder for converting an alternating current power source into a direct current power source for driving the light emitting sheet. The device of claim 11, wherein the series-connected light-emitting device is in the form of a light bulb, and the coupling member is provided with a bulb or a mother bulb The seat is coupled to a conventional bulb holder or combined with other tandem illuminators, the preset value being 2 mm (mm) to 3 mm. A series-connected light-emitting device includes: a light-emitting body for generating a light source, the light-emitting body having a first top portion and a first bottom portion, and the light source is generated by the light-emitting diode; a first connecting unit connecting the a first top portion; and a second connecting unit, one end is connected to the first bottom portion; a heat dissipating unit is a geometric hollow cylinder, the outer wall of the column has a plurality of surfaces; and a light emitting sheet having a plurality of surfaces on the surface of the light emitting sheet a light emitting diode, wherein the light emitting sheet is disposed on a surface of the heat dissipating unit; wherein the light emitting sheet is parallel to the first connecting unit or the second connecting unit, and is disposed on a surface of the heat dissipating unit; the first connection The unit is configured to be connectable to a second connection unit of another series-connected illumination device, and the connection between the series-connected illumination device and another serial-type illumination device has a connection section; and when the illumination body generates light When the light source of the connecting section is not interrupted, it has continuity. The device of claim 14, wherein the connecting section does not have a dark section when the illuminating body generates light. The device of claim 15 , wherein the illuminating body comprises: a power control unit disposed on the inner wall of the geometric hollow cylinder for converting an alternating current power source into a direct current power source to drive the illuminating sheet . The device of claim 16, wherein the series-connected light-emitting device is in the form of a bulb, and the coupling member is provided with a bulb holder or a bulb holder for coupling with a conventional bulb holder or other series Light-emitting device combination.