CN105870749B

CN105870749B - Adapter and lighting device

Info

Publication number: CN105870749B
Application number: CN201610393936.4A
Authority: CN
Inventors: 李相兰; 刘泽玉; 王洪波
Original assignee: Opple Lighting Co Ltd
Current assignee: Opple Lighting Co Ltd
Priority date: 2016-06-06
Filing date: 2016-06-06
Publication date: 2020-09-18
Anticipated expiration: 2036-06-06
Also published as: CN105870749A

Abstract

The invention discloses an adapter and a lighting device. This adapter is used for the switching of two at least adjacent linear lamps in lighting device, its include insulating housing, with insulating housing be connected the printing opacity cover, accept in insulating housing and printing opacity cover and mutual electric connection's drive power supply subassembly and light source subassembly, be located insulating housing both ends and respectively with drive power supply subassembly electric connection's first connector and second connector, first connector is power input end, the second connector is power output end, after drive power supply subassembly inserts the power, it can drive the light source subassembly and give out light for the adapter can independently give out light, has overcome current lighting device because the existence of adapter, produces the defect of dark space in the junction of adjacent fluorescent tube, thereby can keep the continuity of illumination with lighting device when increasing the illumination zone.

Description

Adapter and lighting device

Technical Field

The invention relates to the technical field of lighting, in particular to an adapter and a lighting device for switching adjacent linear lamps in the lighting device.

Background

The existing lighting device, such as an LED lamp, is more and more popular with the advantages of energy conservation, environmental protection, long service life and the like, and can be applied to various occasions such as office, life and the like. In order to expand the indoor illumination range, or meet the illumination requirements of different indoor positions, or meet the indoor decoration effect, the LED lamp may include a plurality of LED linear lamps and a plurality of adapters connecting two adjacent LED linear lamps of the plurality of LED linear lamps. Traditional linear lamp adapter generally adopts light-tight plastics to make, when two LED linear lamps are connected, need connect through the adapter, though the holistic illumination zone of LED lamps and lanterns increases, nevertheless because the existence of adapter, also can cause and produce the dark space between LED linear lamp and the LED linear lamp, can't show continuous linear strip illumination, also can influence the pleasing to the eye and the decorative effect of lamps and lanterns simultaneously.

Disclosure of Invention

The invention aims to solve the problems and provides an adapter applied to a lighting device, which can realize the lighting effect of the lighting device without dark space and in a continuous linear shape.

In order to achieve the above object, the present invention provides a first adapter for adapting at least two adjacent linear lamps in a lighting device, which includes an insulating housing, a transparent cover connected to the insulating housing, a driving power supply module and a light source module housed in the insulating housing and the transparent cover and electrically connected to each other, and a first connector and a second connector located at two ends of the insulating housing and electrically connected to the driving power supply module respectively, wherein the first connector is a power input end, and the second connector is a power output end.

Further, the driving power supply assembly and the light source assembly are integrated together to form the photoelectric integrated module.

Furthermore, the insulating housing comprises a base and a base fixedly connected with the base, the driving power supply assembly is located between the base and the base, and the light source assembly is located between the light-transmitting cover and the base.

Furthermore, the base is provided with a supporting piece for bearing the light source assembly and a clamping arm for positioning the light source assembly on the supporting piece.

Furthermore, the first adapter also comprises a plurality of positioning pieces for connecting the base and the base.

Furthermore, a through hole is formed in the base plate or the base, a positioning column with a positioning hole is arranged on the base plate or the base, and the positioning piece penetrates through the through hole and extends into the positioning hole.

Further, the light-transmitting cover is connected with the base in a buckling mode.

Furthermore, the first connector comprises a first insulating body, first conductive terminals accommodated in the first insulating body, and first wires electrically connected to the two first conductive terminals, respectively, and the driving power supply assembly comprises a substrate, and the first wires are electrically connected to the substrate of the driving power supply assembly.

Furthermore, the second connector includes a second insulating body, a second conductive terminal accommodated in the second insulating body, and a second conductive wire electrically connected to the second conductive terminal, and the second conductive wire is electrically connected to the substrate of the driving power supply assembly.

Further, the light source assembly comprises a substrate and a plurality of LED light-emitting units arranged on the substrate.

In order to achieve the above object, the present invention further provides a second adapter for adapting at least two adjacent linear lamps in a lighting device, which includes an insulating housing, a transparent cover connected to the insulating housing, a driving power supply assembly and a light source assembly housed in the insulating housing and the transparent cover and electrically connected to each other, a first connector located at one end of the insulating housing, a second connector located at the other end of the insulating housing and electrically connected to the driving power supply assembly, and a power line electrically connected to the driving power supply assembly, wherein the power line is a power input end, and the second connector is a power output end.

Furthermore, insulating housing includes base and the base of base fixed connection, drive power supply subassembly is located between base and the base, the light source subassembly is located between printing opacity cover and the base.

Further, the insulating shell and the light-transmitting cover are L-shaped.

The present invention has been made to solve the above problems, and an object of the present invention is to provide an illumination device capable of realizing illumination over a wide range and having a continuous illumination effect.

In order to achieve the above object, the present invention provides a lighting device, which includes a second adapter according to the above invention, a plurality of first adapters according to the above invention, and a plurality of linear lamps, wherein the first adapters and the plurality of second adapters connect the plurality of linear lamps.

Further, the lighting device is in a closed configuration.

Compared with the prior art, the first adapter or the second adapter provided by the embodiment of the invention comprises the driving power supply assembly and the light source assembly electrically connected with the driving power supply assembly, and after the driving power supply assembly is connected with a power supply, the driving power supply assembly can drive the light source assembly to emit light, so that the adapter can independently emit light, the defect that dark areas are generated at the joint of adjacent light tubes due to the existence of the adapter in the conventional lighting device is overcome, and the lighting device can be used for increasing the lighting range and simultaneously keeping the lighting continuity.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

figure 1 is a perspective assembly view of an adapter according to a first embodiment of the present invention;

FIG. 2 is a schematic view from another angle of FIG. 1;

figure 3 is a partial perspective assembled view of the adapter of figure 1;

figure 4 is a partial perspective assembled view of the adapter of figure 2;

figure 5 is a fully exploded view of the adapter of figure 1;

figure 6 is a fully exploded view of the adapter of figure 1;

FIG. 7 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 8 is a cross-sectional view taken along line B-B of FIG. 1;

figure 9 is an exploded view of a first connector of the adapter of figure 5;

figure 10 is an exploded view of a second connector of the adapter of figure 5;

figure 11 is a perspective view of an adapter according to a second embodiment of the present invention;

FIG. 12 is a schematic view from another angle of FIG. 11;

figure 13 is an exploded view of the adapter of figure 11;

figure 14 is a disassembled perspective view of the base of the adapter shown in figure 12;

fig. 15 is a perspective assembly view of a lighting device according to a third embodiment of the present invention;

FIG. 16 is a schematic view from another angle of FIG. 15;

FIG. 17 is an exploded view of FIG. 16;

FIG. 18 is a perspective view of a linear light within a lighting device according to a third embodiment of the present invention;

FIG. 19 is a partially exploded perspective view of FIG. 18;

fig. 20 is an exploded perspective view from another angle as in fig. 19.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 10, a first embodiment of the invention provides an adapter 100. As shown in fig. 11 to 14, a second embodiment of the invention provides an adapter 200. The adapter 100 may be referred to as a first adapter 100 and the second adapter 200 may be referred to as a second adapter.

As shown in fig. 15 to 17, a lighting device 300 according to a third embodiment of the present invention includes four linear lamps 400, three first adapters 100 and one second adapter 200, and the four linear lamps 400 are connected to form a closed ring through the first adapters 100 and the second adapter 200, so as to form the lighting device 300. In the present embodiment, the linear lamp 400 may be an LED T5 type lamp tube, but in other alternative embodiments, the linear lamp 400 may also be a bracket lamp, a wall washer lamp, or other linear lamps.

As shown in fig. 18 to 20, the linear lamp 400 includes a lamp body 1b having a hollow tubular shape, a light source unit 5b and a driving power supply unit 4b which are accommodated in the lamp body 1b and electrically connected to each other, and a third connector 6b and a fourth connector 7b which are assembled to both ends of the lamp body 1 b. The third and

fourth connectors

6b, 7b seal both ends of the lamp body 1b, respectively, and are electrically connected to the driving power supply module 4b, respectively. The third and

fourth connectors

6b, 7b are receptacle connectors.

The following is a detailed description of the structure of the first adapter 100 according to the first embodiment of the present invention.

As shown in fig. 1 to 10, the first adapter 100 according to the first embodiment of the present invention may be applied to a lighting device 300. Specifically, the first adapter 100 includes a base 1, a base 2 connected to the base 1, a light-transmitting cover 3 connected to the base 1, a driving power supply assembly 4 located between the base 1 and the base 2, a light source assembly 5 fixed on the base 1 and electrically connected to the driving power supply assembly 4, and a first connector 6 and a second connector 7 located between the base 1 and the base 2 and electrically connected to the driving power supply assembly 4, respectively. Wherein, the light source component 5 is positioned between the base 1 and the light-transmitting cover 3. The base 1, the base 2 and the transparent cover 3 are stacked together in the vertical direction, and the base 1 and the base 2 may be referred to as an insulating body or an insulating housing of the first adapter 100. The drive power source unit 4 and the light source unit 5 are also separated and independent from each other.

In another alternative embodiment, the insulating body or the insulating housing is an integrally formed whole body, and the insulating body or the insulating housing has an accommodating space therein. The insulating shell and the light-transmitting cover 3 are both L-shaped. The driving power supply module 4 and the light source module 5 may be integrated together to form a photoelectric integrated module, and when the driving power supply module 4 and the light source module 5 are integrated to form the photoelectric integrated module, they may be accommodated in the integrally formed insulating body or insulating housing.

As shown in fig. 17, the first connector 6 and the second connector 7 extend out of both sides of the insulating body for connecting two linear lamps 400 in the lighting device 300. The first connector 6 may be inserted into the fourth connector 7b at one end of the linear lamp 400 at one side thereof, and the second connector 7 may be inserted into the third connector 6b at one end of the other linear lamp 400 at one side thereof.

The following is a detailed description of the components and their connection relationship in the first rotating joint 100 according to the first embodiment of the present invention.

As shown in fig. 3 to 8, the base 1 has an L-shape, which is made of an insulating material. The base 1 includes a first sidewall 11, a second sidewall 12, two third sidewalls 13 connecting the first sidewall 11 and the second sidewall 12, and a support 14 connecting the above-mentioned walls. Specifically, the supporting member 14 has a flat plate shape.

The first sidewall 11 and the second sidewall 12 are disposed opposite to each other and are L-shaped. Two first clamping arms 111 for clamping the light source component 5 are arranged on the inner wall surface of the first side wall 11. Each third sidewall 13 is provided with a first notch 131 and a second notch 132 spaced from each other in the vertical direction. The supporting member 14 is used for receiving the light source assembly 5, and has a plurality of rectangular first through holes 141 in the middle region, a plurality of circular second through holes 142 at the two ends and the corners, and two third through holes 143 in the edge region. The inner surface of the first sidewall 11 is provided with a stepped portion 112 opposite to the third through hole 143. The two first retaining arms 111 on the first side wall 11 pass through the supporting member 14 to be fastened to the light source assembly 5.

As shown in fig. 3 to 7, the base 2 has an L-shape, which is made of an insulating material. The base 2 includes a bottom wall 21, and a fourth side wall 22 and a fifth side wall 23 extending upward from the edge of the bottom wall 21. The base 2 is provided with a receiving groove 24 surrounded by the bottom wall 21 and the fourth and

fifth side walls

22, 23, and a recess 25 spaced from the receiving groove 24. The storage groove 24 can store the driving power supply module 4. The bottom wall 21 is provided with a fourth through hole 211, and the groove 25 can communicate with the outside due to the fourth through hole 211. The base 2 is provided with a plurality of positioning posts 26 located in the receiving slots 24, and the positioning posts 26 are located at the edge of the receiving slots 24 and correspond to the second through holes 142 on the supporting member 14 of the base 1. Furthermore, a positioning hole 261 is disposed in the positioning post 26, and the positioning hole 261 corresponds to the second through hole 142. The two ends of the base 2 are respectively provided with an opening 27 for the first connector 6 and the second connector 7 to pass through, and the opening 27 corresponds to the second notch 132. The receiving slot 24 of the base 2 has a slot 28 and two positioning blocks 29 adjacent to the two openings 27, respectively, and the slot 28 and the positioning block 29 can be used to pre-position the first connector 6 and the second connector 7.

As shown in fig. 2-6, the first adapter 100 further includes a plug 8 that seals and receives the through hole 211 in the recess 25. The first adapter 100 further includes a plurality of positioning members 9 that can pass through the second through holes 142 of the supporting members 14 of the base 1 and be received in the positioning holes 261 of the positioning posts 26 of the base 2. Preferably, the positioning member 9 may be a screw. In another embodiment, the second through hole 142 may be disposed on the base 2, and the positioning post having the positioning hole may be disposed on the base 1. When the base 1 is connected to the base 2, the driving power supply assembly 4 is located in a receiving space (not shown) formed by assembling the base 1 and the base 2, and the first and

second connectors

6, 7 can extend out of the insulating body formed by assembling the base 1 and the base 2 through the opening 27 and the second gap 132.

As shown in fig. 3, 4 and 8, the light-transmitting cover 3 is made of an insulating material and has light-transmitting properties. The light transmissive cover 3 is also L-shaped and may be snap-connected to the base 1. The light-transmitting cover 3 includes an L-shaped top wall 31 and a sixth side wall 32 extending downward from the edge of the top wall 31. The sixth side wall 32 has a ring shape. The sixth sidewall 32 is provided with two second latch arms 321 fastened to the supporting member 14 of the base 1 and two third latch arms 322 fastened to the first sidewall 11 of the base 1. Specifically, the second retaining arm 321 is received in the first notch 131 of the third sidewall 13 of the base 1 and is fastened to the edge of the supporting member 14. The third catch arm 323 passes through the third through hole 143 in the support 14 of the base 1 and snap-fits with the step 112 on the inner surface of the first side wall 11. The light-transmitting cover 3 is fixed on the base 1 by the snap-fit of the second retaining arm 321 and the third retaining arm 323 with the base 1. It should be noted that, in other alternative embodiments, the second and third chucking arms may also be disposed on the base 1.

As shown in fig. 5 to 8, the driving power module 4 is accommodated in the accommodating groove 24 of the base 2, and includes a substrate 41 and one or more components (not numbered) mounted on the substrate 41 and electrically connected together by wiring in the substrate 41, examples of which include, but are not limited to, an LED driving controller chip, a rectifier chip, a resistor, a capacitor, a fuse, a coil, and the like. The components may be provided on one side surface or both upper and lower side surfaces of the substrate 41. These components may be mounted on the substrate 141 by means of a die bonding or a through-insertion method.

As shown in fig. 5, 7 and 8, the light source assembly 5 is disposed on the support 14 of the base 1, and the light source assembly 5 is positioned on the support 14 by the first catching arm 111 on the base 1. The light source assembly 5 includes a substrate 51 and a plurality of LED light emitting units 52 disposed on the substrate 51. The driving power supply module 4 and the light source module 5 may be electrically connected by a cable (not shown), and the driving power supply module 4 drives the light source module 5 to emit light.

As shown in fig. 1 to 6 and 8, the first connector 6 is a power input terminal, and the first adapter 100 may receive external power through the first connector 6 and may provide power to the driving power supply assembly 4. The first connector 6 includes a first insulating body 61, two first conductive terminals 62 accommodated in the first insulating body 61, and first wires 63 electrically connected to the two first conductive terminals 62, respectively. The first wire 63 of the first connector 6 is electrically connected to the substrate 41 of the driving power module 4. The first insulating body 61 is in a figure eight shape, and includes a base portion 611 and an abutting portion 612 extending forward from the base portion 611. The first insulating body 61 further includes two first terminal receiving grooves 613 for receiving two first conductive terminals 62. The base 611 of the first insulating body 61 is provided with a rib 6111 which matches with the slot 28 of the receiving slot 24 of the base 2. The first conductive terminal 62 is cylindrical, one end of the first conductive wire 63 is connected to the metal ring 631, and the tail of the first conductive terminal 62 is electrically connected to the metal ring 631. As shown in fig. 1 to 6 and 9, the second connector 7 is a power output terminal which can supply power to the linear lamp 400 connected thereto. The second connector 7 includes a second insulating body 71, two second conductive terminals 72 accommodated in the second insulating body 71, and two second wires 73 electrically connected to the two second conductive terminals 72, respectively. The second wire 73 of the second connector 7 is electrically connected to the substrate 41 of the driving power supply module 4. The second insulating body 71 is in a shape of a Chinese character 'ba', and includes a base 711 and an abutting portion 712 extending forward from the base 711. The second dielectric body 71 further includes two second terminal receiving cavities 713 that receive two second conductive terminals 72. The base 711 of the second insulating housing 71 is provided with two recesses 7111 which fit with the two protrusions 29 of the receiving groove 24 of the base 2. The second conductive terminal 72 is cylindrical and is received in one end of the second conductive wire 73 and is riveted to the tail of the second conductive terminal 72.

The first adapter 100 according to the first embodiment of the present invention can be applied to the lighting device 300 according to the third embodiment of the present invention, and two linear lamps 400 can be connected to two ends of the first adapter. The first connector 6 may be inserted into the fourth connector 7b at one end of one linear lamp 400 at one side thereof, and the second connector 7 may be inserted into the third connector 6b at one end of the other linear lamp 400 at one side thereof. First adapter 100 includes drive power supply subassembly 4, with drive power supply subassembly 4 electric connection's light source subassembly 5 and with first connector 6 and the second connector 7 that drive power supply subassembly 4 is connected, because first adapter 100 includes drive power supply subassembly 4 and light source subassembly 5, consequently first adapter 100 is through behind first connector 6 circular telegram, receives the power from fourth connector 7b promptly for light source subassembly 5 in the first adapter 100 is luminous. Because the first adapter 100 can independently emit light, the defect that the existing lighting device generates a dark region at the joint of adjacent linear lamps due to the existence of the adapter is overcome, so that the lighting device 300 can increase the lighting range and simultaneously can maintain the continuity of lighting.

The following is a detailed description of the various components and connections between the components in the second adapter 200 according to the second embodiment of the present invention.

The second adapter 200 provided in the second embodiment of the present invention can also be applied to the lighting device 300. Specifically, the second adapter 200 includes a base 1a, a base 2a connected to the base 1a, a transparent cover 3a connected to the base 1a, a driving power supply assembly 4a located between the base 1a and the base 2a, a light source assembly 5a fixed to the base 1a and electrically connected to the driving power supply assembly 4a, a first connector 6a located between the base 1a and the base 2a, a second connector 7a located between the base 1a and the base 2a and electrically connected to the driving power supply assembly 4a, and a power cord 8a electrically connected to the driving power supply assembly 4 a. The base 1a, the base 2a and the transparent cover 3a are stacked in the vertical direction, and the base 1a and the base 2a may be referred to as an insulating body or an insulating housing of the first adapter 100 a. The first connector 6a and the second connector 7a extend out of both sides of the insulating body for connecting the linear lamp 400 in the lighting device 300. The drive power source unit 4a and the light source unit 5a are also separated and independent from each other.

In another alternative embodiment, the insulating body or the insulating housing is an integrally formed whole body, and the insulating body or the insulating housing has an accommodating space therein. The insulating shell and the light-transmitting cover 3a are both L-shaped. The driving power supply module 4a and the light source module 5a may be integrated together to form a photoelectric integrated module, and when the driving power supply module 4a and the light source module 5a are integrated to form the photoelectric integrated module, they may be accommodated in the integrally formed insulating body or insulating housing.

The second adapter 200 according to the second embodiment of the present invention has substantially the same structure as the first adapter 100 according to the first embodiment of the present invention, and the differences therebetween are specifically described as follows.

The second adapter 200 further comprises a power cord 8a for connecting an external power source, and the lighting device 300 can be powered through the power cord 8 a. As shown in fig. 13 and 14, the first connector 6a in the second adapter 200 does not include a wire, so the first connector 6a is disconnected from the power supply module 4, i.e., there is no electrical connection therebetween. Therefore, the power line 8a is a power input terminal of the second adapter 200, and the second connector 7a is a power output terminal of the second adapter 200. The second connector 7a can be electrically connected to the fourth connector 7b in the adjacent linear lamp 400 by plugging. The linear lamp 400 connected to the first connector 6a of the second adapter 200 does not need to be powered to the second adapter 200. The power outputted from the second connector 7a is ac power, and is transformed by the driving power supply unit 4b in the linear lamp 400 connected to the second connector 7a, thereby supplying driving power to the light source unit 5b in the linear lamp 400.

The second adapter 200 according to the second embodiment of the present invention may also be applied to the lighting device 300 according to the third embodiment of the present invention, two ends of the second adapter 200 may be respectively connected to a linear lamp 400, the second adapter 200 includes a driving power supply assembly 4a, a light source assembly 5a electrically connected to the driving power supply assembly 4a, a second connector 7a connected to the driving power supply assembly 4a, and a power cord 8a, and since the second adapter 200 includes the driving power supply assembly 4a and the light source assembly 5a, the light source assembly 5a in the second adapter 200 emits light after the second adapter 200 is powered on through the power cord 8 a. Because the second adapter 200 can independently emit light, the defect that the dark space is generated at the joint of adjacent lamp tubes due to the existence of the adapter in the existing lighting device is overcome, so that the lighting device 300 can be used for increasing the lighting range and simultaneously keeping the continuity of lighting.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A first adapter for adapting at least two adjacent linear lamps in a lighting device, comprising: the LED lamp comprises an insulating shell, a light transmitting cover connected with the insulating shell, a driving power supply assembly, a light source assembly, a first connector and a second connector, wherein the driving power supply assembly and the light source assembly are contained in the insulating shell and the light transmitting cover and are electrically connected with each other, the first connector and the second connector are located at two ends of the insulating shell and are electrically connected with the driving power supply assembly respectively, the first connector is a power input end, and the second connector is a power output end.

2. The first adapter as claimed in claim 1, wherein said drive power supply assembly is integrated with a light source assembly to form a optoelectronic integration module.

3. The first adapter as claimed in claim 1, wherein said insulating housing includes a base and a base fixedly connected to said base, said driving power supply assembly being located between said base and said base, said light source assembly being located between said light-transmissive cover and said base.

4. The first adapter as claimed in claim 3, wherein said base is provided with a support for receiving a light source assembly and a retaining arm for positioning said light source assembly on said support.

5. The first adapter as claimed in claim 4, further comprising a plurality of positioning members connecting the base and the base.

6. The first adapter as claimed in claim 5, wherein the base or the pedestal has a through hole, the pedestal or the pedestal has a positioning post having a positioning hole, and the positioning member extends into the positioning hole through the through hole.

7. The first adapter as claimed in claim 5, wherein said light transmissive cover is snap-fit to said base.

8. The first adapter as claimed in claim 1, wherein the first connector comprises a first insulating body, first conductive terminals received in the first insulating body, and first conductive wires electrically connected to the two first conductive terminals, respectively, and the power supply module comprises a substrate, and the first conductive wires are electrically connected to the substrate of the power supply module.

9. The first adapter as claimed in claim 8, wherein the second connector comprises a second insulating body, a second conductive terminal received in the second insulating body, and a second conductive wire electrically connected to the two second conductive terminals respectively, the second conductive wire being electrically connected to the substrate of the driving power module.

10. The first adapter as claimed in claim 1, wherein said light source assembly comprises a substrate and a plurality of LED lighting units mounted on said substrate.

11. A second adapter for the switching of at least two adjacent linear lamps in a lighting device, characterized in that: the LED lamp comprises an insulating shell, a light-transmitting cover connected with the insulating shell, a driving power supply assembly and a light source assembly which are contained in the insulating shell and the light-transmitting cover and are electrically connected with each other, a first connector positioned at one end of the insulating shell, a second connector positioned at the other end of the insulating shell and electrically connected with the driving power supply assembly, and a power wire electrically connected to the driving power supply assembly, wherein the power wire is a power input end, and the second connector is a power output end; the first connector is not electrically connected with the driving power supply assembly.

12. The second adapter according to claim 11, wherein said insulative housing includes a base and a base fixedly attached to said base, said drive power supply assembly being positioned between said base and said base, said light source assembly being positioned between said light-transmissive cover and said base.

13. The second adapter according to claim 12, wherein said insulative housing and said light transmissive cover are L-shaped.

14. An illumination device, characterized by: comprising a second adapter according to any of claims 11 to 13, a plurality of first adapters according to any of claims 1 to 10 and a plurality of linear lamps, said second adapter and said plurality of first adapters connecting said plurality of linear lamps together.

15. A lighting device as recited in claim 14, wherein said lighting device is in a closed configuration.