CN210035117U

CN210035117U - Filament lamp

Info

Publication number: CN210035117U
Application number: CN201920800984.XU
Authority: CN
Inventors: 万叶华; 凌厉锋; 刘林章
Original assignee: Zhejiang Shenghui Lighting Co Ltd
Current assignee: Zhejiang Shenghui Lighting Co Ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-02-07
Anticipated expiration: 2029-05-30

Abstract

The utility model provides a filament lamp. The filament lamp comprises a lamp shell and a lamp cap assembly connected with the lamp shell; the lamp holder assembly is used for being connected with a lamp holder; a support part and a light-emitting part fixed outside the support part are arranged in the lamp shell, and the light-emitting part is used for emitting light beams; one end of the supporting piece is connected with the lamp cap assembly, the other end of the supporting piece extends into the lamp shell, and a sensor used for sensing an external signal is further arranged at the other end of the supporting piece. The utility model provides a filament lamp, sensor setting are outside the lamp holder subassembly, and the sensor sensing is outside environmental signal more easily, and the sensing is little, the filament lamp can in time be opened or close to the signal deviation that senses.

Description

Filament lamp

Technical Field

The utility model relates to a lighting device technical field especially relates to a filament lamp.

Background

Light-Emitting diodes (LEDs) are widely used in the fields of display, general lighting, etc. due to their characteristics of energy saving, environmental protection, long life, small size, etc. With the development of LED lamps, LED lamps having an induction function are also increasingly used in corridor or road lighting.

In the prior art, an LED lamp with an induction function includes a lamp cap assembly and a lamp housing connected to the lamp cap assembly; be provided with the LED filament in the lamp body, the LED filament can send the light beam. The lamp holder assembly below the lamp shell is provided with a controller and a sensing element for sensing an external signal, and the controller can control the on-off of the LED filament according to a signal sent by the sensing element, so that the function of automatically opening or closing the LED filament according to the external signal is realized. For example, the sensing element may be a photosensitive element for sensing the light intensity of the outside, and the controller may determine whether to turn on or off the LED filament according to the sensed light intensity.

However, since the lamp cap assembly is a light-tight member, it is easy to shield external signals such as light, resulting in deviation between the signal sensed by the sensing element and the external actual signal, and the LED lamp cannot be turned on or off in time.

SUMMERY OF THE UTILITY MODEL

The utility model provides a filament lamp to there is the problem that deviation, LED lamp can't in time be opened or close in the signal of overcoming sensing element sensing among the prior art.

The utility model provides a filament lamp, which comprises a lamp shell and a lamp holder component connected with the lamp shell; the lamp holder assembly is used for being connected with a lamp holder; a support part and a light-emitting part fixed outside the support part are arranged in the lamp shell, and the light-emitting part is used for emitting light beams; one end of the supporting piece is connected with the lamp cap assembly, the other end of the supporting piece extends into the lamp shell, and a sensor used for sensing an external signal is further arranged at the other end of the supporting piece.

The filament lamp as described above, wherein the sensor is further covered with a lens for converging light, and the lens is fixed on the support member.

The filament lamp as described above, wherein the lens has a light-condensing surface, and the sensor is located on a side of the lens facing away from the light-condensing surface.

The filament lamp as described above, wherein a groove is formed at an end of the lens facing away from the light-condensing surface, and the sensor is disposed in the groove.

The filament lamp comprises a lamp housing, wherein the lamp housing is provided with a first opening, the lens penetrates through the first opening, and at least part of the light condensing surface of the lens protrudes out of the lamp housing.

The filament lamp as described above, wherein the support member includes a stem and a receiving cap fixed to one end of the stem; one end of the core column, which is far away from the containing cover, is fixedly connected with the lamp holder assembly; the light-emitting piece is fixedly connected with the core column; a second opening is formed at one end of the accommodating cover, which is far away from the stem, and the sensor is arranged in the accommodating cover.

The filament lamp as described above, wherein the housing cap includes a bottom wall fixed to one end of the stem and a side wall attached to the bottom wall; the bottom wall and the side wall jointly enclose a containing cavity for containing the luminous element; the top end of the side wall, which is deviated from the bottom wall, is provided with the second opening, and the top end of the side wall is connected with the lamp shell.

The filament lamp as described above, wherein the support member further includes a first plate body and a second plate body fixed outside the stem, and the first plate body and the second plate body are disposed at intervals along the extending direction of the stem; the quantity of luminous piece is a plurality of, and is a plurality of luminous piece is followed the circumference interval of stem sets up, and every the one end of luminous piece with first plate body is fixed, the other end of luminous piece with second plate body fixed connection.

The filament lamp as described above, wherein a threaded hole is formed in the stem, a first through hole is formed in the first plate, a second through hole is formed in the bottom wall, and a screw is screwed with the threaded hole after passing through the first through hole and the second through hole.

The filament lamp as described above, wherein the top of the sidewall facing away from the bottom wall is connected to the inner surface of the lamp housing by a sealing ring.

The filament lamp comprises a lamp body, a lamp holder assembly, a power supply and a controller, wherein the lamp holder assembly comprises a rubber base connected with the lamp body, a lamp holder sleeved outside the rubber base, and the power supply and the controller are positioned in the rubber base; the sensor and the controller are electrically connected with the power supply, the controller is in communication connection with the sensor, and the controller is used for controlling the on-off state of the light-emitting piece according to the external signals sent by the sensor.

The filament lamp as described above, wherein a first conductive part is embedded in the supporting member, and the first conductive part is used for electrically connecting the light emitting part and the lamp holder assembly.

The utility model provides a filament lamp, which is provided with a lamp shell and a lamp holder component connected with the lamp shell; the lamp holder assembly is used for being connected with a lamp holder; a support part and a light-emitting part fixed outside the support part are arranged in the lamp shell, and the light-emitting part is used for emitting light beams; one end of the supporting piece is connected with the lamp cap assembly, the other end of the supporting piece extends into the lamp shell, and the end is further provided with a sensor used for sensing external signals, so that the sensor is arranged outside the lamp cap assembly, the sensor can sense external environment signals more easily, the sensed signal deviation is small, and the filament lamp can be turned on or turned off timely.

Drawings

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, and it is to be understood that the embodiments described herein are merely illustrative and explanatory of the present invention, and the present invention is not limited to the embodiments described below.

Fig. 1 is a schematic view of the overall structure of a filament lamp according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

fig. 3 is an exploded view of fig. 1.

Description of reference numerals:

100: a lamp housing;

110: a light emitting member;

120: a support member;

121: a stem;

122: an accommodating cover;

123: a bottom wall;

124: a side wall;

125: a first plate body;

126: a second plate body;

130: a sensor;

140: a lens;

141: a light-condensing surface;

142: a groove;

150: a first opening;

200: a lamp head assembly;

210: a rubber base;

220: a lamp cap;

230: a power source;

240: and a controller.

Detailed Description

Fig. 1 is a schematic view of the overall structure of a filament lamp according to an embodiment of the present invention; FIG. 2 is a cross-sectional view of FIG. 1; fig. 3 is an exploded view of fig. 1.

Referring to fig. 1, fig. 2 and fig. 3, the present embodiment provides a filament lamp, including a lamp housing 100 and a lamp cap assembly 200 connected to the lamp housing 100; the lamp cap assembly 200 is used for connecting with a lamp holder; a support 120 and a light emitting element 110 fixed outside the support 120 are arranged in the lamp housing 100, and the light emitting element 110 is used for emitting light beams; one end of the supporting member 120 is connected to the lamp cap assembly 200, and the other end of the supporting member 120 extends into the lamp housing 100, and the end is further provided with a sensor 130 for sensing an external signal.

In particular, filament lamps may be applied for indoor or outdoor lighting, in particular for lighting of places such as roads or corridors.

The filament lamp may include a lamp housing 100, and a lamp cap assembly 200 connected to the lamp housing 100, the light emitting member 110 may be disposed in the lamp housing 100, and the lamp cap assembly 200 may be connected to a lamp socket to supply power to the light emitting member 110, so that the light emitting member 110 emits a light beam.

The lamp housing 100 may be a component that allows light to pass through, and may be a transparent member such as glass or plastic. The lamp housing 100 has a space having various shapes such as a sphere, a gourd, or a flame, and the light emitting member 110 can be accommodated in the space. One end of the lamp housing 100 may be connected to the cap assembly 200.

The light emitting member 110 may be preferably an LED light bar, and the number thereof may be one or more. The LED lamp strip can be a hard lamp strip, and also can be a flexible lamp strip which can be bent, so that the LED lamp strip can save the electric energy consumption. In addition, the light emitting member 110 may be a tungsten lamp, which is not limited herein.

The base assembly 200 may be fixed to one end of the lamp housing 100 such that the inner space of the base assembly 200 may communicate with the inner space of the lamp housing 100. The outer surface of the cap assembly 200 may be provided with external threads or a snap, etc. to screw or snap-fix the cap assembly 200 to a lamp socket, which may be connected with the lighting source, thereby connecting the lighting source with the luminous member 110. The lighting power supply can be a common 220V alternating current power supply.

In order to fix the light emitting element 110, a support element 120 may be further disposed in the lamp housing 100, and the support element 120 may be a glass stem or a plastic stem. The supporting member 120 may have a cylindrical shape, one end of which may be fixed to the lamp head assembly 200, and the other end of which may protrude toward the inside of the lamp housing 100 in a direction away from the lamp head assembly 200.

The light emitting member 110 may be fixed outside the support member 120. It is understood that the supporting member 120 may be a hollow structure, and a wire for electrically connecting the light emitting member 110 may be further disposed therein, one end of the wire may be connected to the light emitting member 110, and the other end of the wire may penetrate through the inside of the supporting member 120 and extend into the lamp cap assembly 200, so as to facilitate connection with the lighting power source.

An end of the support 120 facing away from the lamp head assembly 200 may be mounted with a sensor 130, and the sensor 130 may sense an external signal to control the on and off of the filament lamp. The sensor 130 may be a photo-resistor for sensing the light intensity of the environment, so that the filament lamp can be automatically turned on when the light intensity is weak, and automatically turned off when the light intensity is strong, thereby achieving automatic illumination. Preferably, the sensor 130 may be an infrared sensor, which can sense an infrared signal to determine whether a pedestrian passes through. Taking the sensor 130 as an infrared sensor as an example, when a pedestrian passes through, the infrared sensor can detect an infrared signal of a human body, so as to control the filament lamp to be automatically turned on. And outside the pedestrian left the filament lamp certain limit, infrared induction sensor can't sensing to the pedestrian, and the filament lamp can self-closing this moment, avoids the filament lamp to open always, saves the electric energy. Because infrared induction sensor sets up the one end that deviates from lamp holder subassembly 200 at support piece 120, consequently, infrared induction sensor can accurate sensing to the infrared signal in the external world, can not have the phenomenon that infrared signal is sheltered from by lamp holder subassembly 200, and the signal deviation of sensing to is little, and the filament lamp can in time be opened or close.

The filament lamp provided by the embodiment is characterized in that the lamp shell and the lamp cap assembly connected with the lamp shell are arranged; the lamp holder assembly is used for being connected with a lamp holder; a support part and a light-emitting part fixed outside the support part are arranged in the lamp shell, and the light-emitting part is used for emitting light beams; one end of the supporting piece is connected with the lamp cap assembly, the other end of the supporting piece extends into the lamp shell, and the end is further provided with a sensor used for sensing external signals, so that the sensor is arranged outside the lamp cap assembly, the sensor can sense external environment signals more easily, the sensed signal deviation is small, and the filament lamp can be turned on or turned off timely.

Further, in another preferred embodiment, the sensor 130 is covered with a lens 140 for converging light, and the lens 140 is fixed on the support 120.

In particular, the lens 140 may be a structure capable of converging light in the prior art, and may be made of a polyolefin material or glass, which is not limited herein. The lens 140 can cover the sensor 130, so that light can be more converged to the sensor 130, the light sensing capability of the sensor 130 is improved, and the sensitivity of the filament lamp is improved. The lens 140 may be of various kinds, for example it may be a convex lens.

Preferably, the lens 140 may be a fresnel lens, which can reduce the thickness and weight of the lens, reduce the attenuation of light, and improve the ability to converge light.

It is further preferred that the lens 140 has a light-collecting surface 141, and the sensor 130 is located on a side of the lens 140 facing away from the light-collecting surface 141.

Specifically, the lens 140 may have a light-condensing surface 141, and the light-condensing surface 141 may be an optical surface of the lens 140, and may be a convex elliptical surface for a convex lens; for a fresnel lens, it may be a surface with insections. Light incident through the condensing surface 141 may be condensed onto the sensor 130.

The sensor 130 may be located on a side of the lens 140 facing away from the condensing surface 141 to increase the range of light sensed by the sensor 130. Preferably, an end of the lens 140 facing away from the light condensing surface 141 may be formed with a groove 142, and the sensor 130 may be disposed in the groove 142, to further improve the light condensing effect.

Referring to fig. 3, as a preferred embodiment of the lamp housing 100, a first opening 150 is disposed on the lamp housing 100, the lens 140 is disposed through the first opening 150, and at least a portion of the light-condensing surface 141 of the lens 140 protrudes out of the lamp housing 100.

Specifically, the first opening 150 may be disposed at the top of the lamp housing 100 facing away from the lamp cap assembly 200, and may be circular in shape. A portion of the lens 140 may pass through the first opening 150 such that the condensing surface 141 is located outside the lamp housing 100. The light-condensing surface 141 is located outside the lamp housing 100, and can directly condense external light, thereby improving the light sensitivity of the filament lamp.

In order to facilitate the processing of the first opening 150, the lamp housing 100 is a polycarbonate lamp housing (i.e., a PC lamp housing), and the PC lamp housing is easier to open and less prone to crack than a glass lamp housing, thereby reducing the production cost.

On the basis of the above embodiment, the supporting member 120 includes a stem 121 and a receiving cover 122 fixed to one end of the stem 121; one end of the stem 121, which is away from the accommodating cover 122, is fixedly connected with the lamp cap assembly 200; the light emitting element 110 is fixedly connected with the stem 121; the end of the housing cap 122 facing away from the stem 121 is formed with a second opening, and the sensor 130 is disposed in the housing cap 122.

Specifically, the support member 120 may include a stem 121, and one end of the stem 121 may be connected to the lamp head assembly 200. The other end of the stem 121 may be connected to an accommodating cover 122, and it is understood that the stem 121 and the accommodating cover 122 may be integrally formed or may be formed by separate processing, which is not limited herein. The accommodating cover 122 may be shell-shaped, and a second opening may be formed at an end of the accommodating cover facing away from the stem 121, and the sensor 130 may be fixed in the accommodating cover 122 by a common fixing method, such as gluing, screwing, clamping, and the like, so as to improve a fixing effect of the sensor 130. The portion of the lens 140 having the recess 142 may be located within the receiving cover 122, and the portion thereof having the light-condensing surface 141 may be located outside the second opening.

It can be understood that, for the infrared sensor, it can include the cylindrical metal casing, and the window can be seted up to the top surface of shell, and in the infrared sensor can be penetrated into through this window to external signal, this window can set up towards lamp body 100 outward in this embodiment, and the metal casing is light-tight, therefore can avoid the light that luminous piece 110 sent to its influence.

Preferably, the receiving cover 122 may be made of an opaque material, which may further reduce the influence of the light emitted from the light emitting member 110 on the accuracy of the sensor 130 for sensing the external signal, and improve the timeliness of turning on or off the filament lamp.

As a preferable mode of the accommodating cover 122, the accommodating cover 122 includes a bottom wall 123 fixed to one end of the stem 121 and a side wall 124 connected to the bottom wall 123; the bottom wall 123 and the side wall 124 together enclose a receiving cavity for receiving the sensor 130; the top end of the side wall 124, which faces away from the bottom wall 123, is formed with the second opening, and the top end of the side wall 124 is connected with the lamp housing 100.

Specifically, the bottom wall 123 may be provided with a connecting hole, and the top end of the stem 121 may be provided with a threaded hole, through which a screw may pass to be threadedly engaged with the threaded hole. The top of the sidewall 124 facing away from the bottom wall 123 may be attached to the inner surface of the lamp envelope 100 by a sealing ring, further improving the holding effect and sealing of the sensor 130.

As a preferred fixing manner of the light emitting element 110, the supporting element 120 further includes a first plate body 125 and a second plate body 126 fixed outside the stem 121, and the first plate body 125 and the second plate body 126 are spaced apart along the extending direction of the stem 121; the number of the light emitting members 110 is a plurality of, a plurality of the light emitting members 110 are arranged along the circumferential direction of the stem 121 at intervals, one end of each of the light emitting members 110 is fixed to the first plate body 125, and the other end of each of the light emitting members 110 is fixedly connected to the second plate body 126.

Specifically, the first plate body 125 and the second plate body 126 may be parallel and disposed outside the stem 121 with a spacer sleeve. The first plate body 125 may be located at a top of the stem 121 away from the lamp head assembly 200, the second plate body 126 may be located at a bottom of the stem 121, and the first plate body 125 and the second plate body 126 may be integrally formed on the stem 121, or may be fixed on the stem 121 by means of clamping or screwing, respectively. Preferably, a threaded hole is formed in the stem 121, a first through hole is formed in the first plate body 125, a second through hole is formed in the bottom wall 123, and a screw passes through the first through hole and the second through hole and then is screwed with the threaded hole.

The light emitting element 110 may be fixed between the first plate body 125 and the second plate body 126, preferably, the light emitting element 110 may be multiple, and the light emitting elements 110 may be arranged in a peripheral region of the stem 121 in a circumferential direction, so as to improve an illumination effect.

On the basis of the above embodiment, the lamp cap assembly 200 includes a rubber base 210 connected to the lamp housing 100, a lamp cap 220 sleeved outside the rubber base 210, and a power supply 230 and a controller 240 located in the rubber base 210; the sensor 130 and the controller 240 are both electrically connected to the power supply 230, the controller 240 is in communication connection with the sensor 130, and the controller 240 is used for controlling the on-off state of the illumination of the illuminating member 110 according to an external signal sent by the sensor 130.

Specifically, the rubber base 210 may be connected to the lamp housing 100, and the rubber base 210 may be fixed to the lamp cap 220 by gluing or clipping. The rubber base 210 may include a cylindrical sidewall, the lamp cap 220 may be sleeved outside the cylindrical sidewall, and a side surface of the lamp cap 220 outside the cylindrical sidewall may be formed with a thread to connect with the lamp holder.

The rubber base 210 can be a rubber or plastic part, which can effectively isolate the partial structure of the lamp cap 220 from the power consumption conductive elements in the rubber base 210, thereby avoiding the occurrence of short circuit.

The controller 240 and power supply 230 may be located within the cylindrical sidewall. The controller 240 may be a common structure capable of implementing a control function, such as a single chip microcomputer and an ARM chip. The controller 240 is connected to the sensor 130, and can control whether the light emitting member 110 is powered on or off according to an external signal sensed by the sensor 130. It is understood that the controller 240 may control the on/off between the light emitting member 110 and the illumination power source.

The controller 240 and the sensor 130 are both connected to the power supply 230, and the power supply 230 can store electric energy, so as to continuously supply power to the controller 240 and the sensor 130, so that the filament lamp can sense an external signal in real time, and timely control the light-emitting member 110 to emit or turn off, which is more energy-saving than using a lighting power supply to supply power.

As a way of achieving the electrical connection of the light emitting element 110, a first conductive part is embedded in the supporting element 120, and the first conductive part is used for achieving the series-parallel connection of the LED light bars in the light emitting element 110 and the electrical connection with the lamp holder assembly 200.

Specifically, the first conductive part may be a metal wire embedded in the supporting member 120, and in an embodiment, referring to fig. 2, the supporting member 120 includes a first plate body 125, a second plate body 126 and a stem 121, the first conductive part may be embedded in the first plate body 125 and the second plate body 126, when the light emitting element 110 is connected to the first plate body 125 and the second plate body 126, two ends of the light emitting element 110 may be connected to the first conductive part, so as to implement parallel connection of the plurality of light emitting elements 110, and the other end of the first conductive part may be connected to the lamp holder 220 by a wire passing through the inside of the stem 121.

In another embodiment, the supporting member 120 may include only the stem 121, and the first conductive part may be embedded in the stem 121, and a portion thereof may extend out of the stem 121 and be connected with the light emitting element 110.

The two methods can realize the electrical connection between the light emitting element 110 and the lamp cap 220, thereby reducing the number of wires outside the supporting element 120, simplifying the electrical connection structure and improving the production efficiency.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The filament lamp is characterized by comprising a lamp shell and a lamp cap assembly connected with the lamp shell; the lamp holder assembly is used for being connected with a lamp holder;

a support part and a light-emitting part fixed outside the support part are arranged in the lamp shell, and the light-emitting part is used for emitting light beams; one end of the supporting piece is connected with the lamp cap assembly, the other end of the supporting piece extends into the lamp shell, and a sensor used for sensing an external signal is further arranged at the other end of the supporting piece.

2. The filament lamp of claim 1 wherein the sensor is further covered with a lens for focusing light, the lens being secured to the support.

3. The filament lamp of claim 2, wherein the lens has a light collection surface and the sensor is located on a side of the lens facing away from the light collection surface.

4. The filament lamp of claim 3, wherein an end of the lens facing away from the light collection surface is formed with a groove, the sensor being disposed within the groove.

5. The filament lamp of claim 3, wherein the lamp housing has a first opening, the lens is disposed through the first opening, and at least a portion of the light-condensing surface of the lens protrudes from the lamp housing.

6. The filament lamp of any of claims 1-5, wherein the support member comprises a stem and a containment cap secured to an end of the stem;

one end of the core column, which is far away from the containing cover, is fixedly connected with the lamp holder assembly; the light-emitting piece is fixedly connected with the core column;

a second opening is formed at one end of the accommodating cover, which is far away from the stem, and the sensor is arranged in the accommodating cover.

7. The filament lamp of claim 6 wherein the containment cap includes a bottom wall secured to one end of the stem and a side wall attached to the bottom wall;

the bottom wall and the side wall jointly enclose a containing cavity for containing the sensor; the top end of the side wall, which is deviated from the bottom wall, is provided with the second opening, and the top end of the side wall is connected with the lamp shell.

8. The filament lamp of claim 7 wherein the support member further comprises first and second plate bodies fixed to the outside of the stem, the first and second plate bodies being spaced apart along the direction of extension of the stem;

the quantity of luminous piece is a plurality of, and is a plurality of luminous piece is followed the circumference interval of stem sets up, and every the one end of luminous piece with first plate body is fixed, the other end of luminous piece with second plate body fixed connection.

9. The filament lamp according to claim 8, wherein the stem has a threaded hole formed therein, the first plate has a first through hole formed therein, the bottom wall has a second through hole formed therein, and a screw is screwed into the threaded hole after passing through the first through hole and the second through hole.

10. The filament lamp of claim 7 wherein a top portion of the sidewall facing away from the bottom wall is attached to an inner surface of the lamp envelope by a sealing ring.

11. The filament lamp according to any of claims 1-5, wherein the lamp cap assembly comprises a rubber base connected to the lamp housing, a lamp cap sleeved outside the rubber base, and a power supply and a controller located in the rubber base;

the sensor and the controller are electrically connected with the power supply, the controller is in communication connection with the sensor, and the controller is used for controlling the on-off state of the light-emitting piece according to the external signals sent by the sensor.

12. The filament lamp according to any of claims 1 to 5, wherein a first conductive portion is embedded in the support member, the first conductive portion being configured to electrically connect the light emitting element and the base assembly.