CN216383648U - Lamp using Type-c interface - Google Patents

Abstract

The utility model provides a lamp using a Type-c interface; comprises more than one lamp body; the two ends of the lamp body are provided with first interfaces which can be connected with the connector; the first interface is a Type-c interface; the two ends of the lamp body are provided with plug connectors which comprise a base body and a plug-in part; the base body is connected with the inserting part; the first interface is arranged in the insertion part; the base body is provided with a groove sunken towards the inserting part; the groove is communicated with the first interface; when the lamp is installed and used, only one end of one lamp body needs to be aligned with one end of the other lamp body; then connecting the two lamp bodies through a connector; the orientation of the end part of the lamp body does not need to be considered during installation; the use is convenient; meanwhile, the orientation of the end part of the lamp body is not needed to be considered during installation; when a plurality of lamp bodies need to be installed for use; only the other lamp body is electrically connected with the lamp body through the connector; the number of lamp bodies may be set according to a usage scenario.

Description

Lamp using Type-c interface

Technical Field

The utility model relates to the technical field of lighting, in particular to a lamp using a Type-c interface.

Background

Linear lamps are used for local illumination; the existing linear lamp is arranged in an integrated manner; the size of the linear lamp is fixed; it is not possible to lengthen or shorten the length of the linear lamp according to the lighting requirements; is inconvenient to use.

In chinese patent application No. 201910054553.8; patent application No. 2019.01.21 discloses a light string that is easy to disassemble; including power adapter and be connected and concatenate the lamp cluster group that forms by a plurality of lamp bodies with power adapter, can dismantle between lamp body and the lamp body and be connected, every the lamp body includes the main part, connects the first interface in the main part and sets up and connect the second that pegs graft in counterpoint with the first in the main part and connect, connects through first joint and second articulate between two adjacent lamp bodies, and the lamp body connects in power adapter through first joint detachable.

However, in the light string, the first connector is connected with the main body through the power line, and when the light string is installed, one end of the main body, which is connected with the first connector, needs to be aligned with one end of the other main body, which is provided with the second connector; the installation of the lamp body has directivity; is inconvenient to use; meanwhile, in order to make the input voltage consistent with the working voltage of the lamp body, the lamp string supplies power to the lamp body after the voltage is reduced by the power adapter; the lamp string does not consider that if the power adapter with higher output voltage is misused, the output voltage of the power adapter is higher than the working voltage of the lamp body, and the lamp body can be damaged.

Disclosure of Invention

The utility model provides a lamp using a Type-c interface, which does not need to consider the direction of the end part of a lamp body during installation.

In order to achieve the purpose, the technical scheme of the utility model is as follows: a lamp using a Type-c interface comprises more than one lamp body; the two ends of the lamp body are provided with first interfaces which can be connected with the connector; the first interface is a Type-c interface; the two ends of the lamp body are provided with plug connectors which comprise a base body and a plug-in part; the base body is connected with the inserting part; the first interface is arranged in the insertion part; the base body is provided with a groove sunken towards the inserting part; the groove is communicated with the first interface.

In the above arrangement, more than one first interface is arranged on the lamp body; when the lamp is used, the controller or the adjacent lamp body is connected with the first interface through the connector to realize detachable connection; the lamp bodies all use the same first interface; when the lamp is installed and used, only one end of one lamp body needs to be aligned with one end of the other lamp body; then connecting the two lamp bodies through a connector; the orientation of the end part of the lamp body does not need to be considered during installation; the use is convenient; meanwhile, the orientation of the end part of the lamp body is not needed to be considered during installation; when a plurality of lamp bodies need to be installed for use; only the other lamp body is electrically connected with the lamp body through the connector; the number of the lamp bodies can be set according to the use scene, and the use scene is wide. The connector is stably connected with the plug connector by arranging the groove.

Further, the positive electrode pins of the first interface are ends A1, B1, A12 and B12; the negative pins of the first interface are ends A4, B5, A9 and B9.

In the arrangement, the positions of the positive electrode pin and the repolarization pin are arranged; the lamp body is powered through the connector matched with the input interface.

Furthermore, a grabbing structure is arranged at a relative corner on the back of the lamp body; the grabbing structure and the side surface of the lamp body form a step part.

In the arrangement, the grabbing structure and the side surface of the lighting device form a step part; structures with different widths are formed inwards or outwards on the side surface of the lighting device; when the user holds the lighting device by hands, the user can better hold the lighting device.

Further, the lamp body comprises a lamp body bracket; the grabbing structure is arranged at the opposite corner of the back of the lamp body bracket; a step part is formed between the grabbing structure and the side surface of the lamp body bracket; the grabbing structure is a concave part which is inwards concave from the side surface of the lamp body support.

According to the arrangement, the grabbing structure and the side surface of the lamp body bracket form a step part; structures with different widths are formed inwards or outwards on the side surface of the lamp body bracket; when the user hand with can be better hold the lamp body support. The lamp body is convenient to hold by arranging the concave part.

Further, the lamp body further comprises an LED light source, a light guide plate and a diffusion plate; first mounting grooves are formed in two sides of the interior of the lamp body support; the LED light source is arranged in the first mounting groove; a light outlet is formed in the side surface of the first mounting groove; the two light outlets are oppositely arranged; the light guide plate is arranged between the two light outlets; the diffusion plate is arranged above the light guide plate; the light emitting direction of the LED light source is perpendicular to the light emitting direction of the light guide plate and the light emitting direction of the diffusion plate.

According to the arrangement, the LED light source is arranged on the inner side of the lamp body support, and the light emitting direction is perpendicular to the light emitting direction of the light guide plate and the light emitting direction of the diffusion plate; the LED light source is emitted from the side surface of the light guide plate, and then emitted from the front surface of the light guide plate after refraction; glare caused by the fact that a user directly views the LED light source is avoided; the light guide plate is arranged to enable the lamp body to emit light uniformly; the irradiation range of the lamp body is increased by providing the diffusion plate.

Furthermore, a convex part is arranged at the top of the lamp body bracket; the level of the protrusion is higher than that of the diffusion plate. Therefore, the lamp can be better protected.

Further, the first interface is connected with a PCB; and a third mounting groove is arranged below the first mounting groove, and the PCB is arranged in the third mounting groove and is in clearance fit with the third mounting groove.

Above setting, through PCB board and third mounting groove clearance fit, avoid the PCB board to closely laminate with the third mounting groove and lead to the great stress damage that the PCB board received.

Furthermore, the lamp body also comprises a mounting bracket; the mounting bracket is arranged at the bottom of the lamp body bracket and is used for mounting the lamp body bracket. Thus, the lamp body is installed.

Drawings

Fig. 1 is a diagram of a practical state of the present invention connected to a controller.

Fig. 2 is another state diagram of the present invention in connection with a controller.

Fig. 3 is an exploded view of the present invention and a controller.

Fig. 4 is a cross-sectional view a-a of fig. 3.

Fig. 5 is a sectional view of B-B in fig. 3.

Fig. 6 is a schematic view of a lamp body support according to the present invention.

Fig. 7 is an exploded view of the lamp body of the present invention.

Fig. 8 is an enlarged view of a in fig. 7.

FIG. 9 is a perspective view of the connector assembly of the present invention connected to a PCB.

Fig. 10 is a schematic view of the rigid connector of the present invention connected to a two-part connector.

Fig. 11 is a cross-sectional view of C-C in fig. 10.

Fig. 12 is a schematic view of the rigid connector of fig. 11 separated from the two-part connector.

FIG. 13 is a schematic view of the lamp body in cooperation with one embodiment of the mounting bracket.

Fig. 14 is a schematic view of a lamp body mated with another embodiment of a mounting bracket.

Fig. 15 is a perspective view of a magnetic mount.

Figure 16 is a schematic view of a rigid connector.

Fig. 17 is a schematic view of a flexible connector.

In the above figures: 1-a controller; 2-a lamp body; 3-a connector; 4-plug connector; 5-grasping the structure; 11-an input interface; 12-a controller bracket; 13-controller cover plate; 21-a lamp body support; 22-LED light source; 23-a light guide plate; 24-a diffuser plate; 25-a lamp body cover plate; 26-magnetic attracting element; 27-a magnetic support; 28-arc support; 29-glue strip; 31-a second interface; 32-a first connection; 33-a second connecting portion; 34-a flexible connection; 41-seat body; 42-a plug-in part; 43-a first interface; 44-a groove; 45-PCB board; 46-an insertion portion; 47-first threaded hole; 48-fixing the groove; 121-a fourth mounting groove; 122-a second fixture; 123-a second support; 124-sixth mounting groove; 125-a fifth mounting groove; 211-a first mounting groove; 212-a first fixture; 213 a first support part; 214-a second mounting groove; 215-light exit; 216-a boss; 217-third mounting groove; 251-a first projection; 271-a first contact surface; 272-a limiting part; 273-fixing; 274-first via; 281-a clamping part; 2121-second threaded hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-17; a luminaire using a Type-c interface; is connected with the controller 1 for use; comprises more than one lamp body 2; the adjacent lamp bodies 2 and the controller 1 and the lamp bodies 2 are detachably connected through connectors 3. The two ends of the controller 1 and the lamp body 2 are both provided with a plug connector 4; the plug connector 4 comprises a base body 41 and a plug-in part 42; one end of the seat body 41 is connected with one end of the insertion part 42; the other end of the inserting part 42 is connected with a first interface 43 and is coated on the outer surface of the first interface 43; the base body 41 is provided with a groove 44 depressed towards the insertion part 42; the groove 44 communicates with the first port 43; both ends of the connector 3 are provided with second interfaces 31 matched with the first interfaces 43; the connector 3 is inserted into the groove 44; the second port 31 is connected to the first port 43. The connector 3 is stably connected with the plug 4 by providing the groove 44.

The connector 3 further includes a first connection portion 32 and a second connection portion 33; the first connection portion 32 is connected to one second interface 31, and the second connection portion 33 is connected to the other second interface 31; the first connection portion 32 and the second connection portion 33 are adapted to be inserted into the groove 44. The first connecting part 32 and the second connecting part 33 are inserted into the groove 44; the connection strength of the connector 3 and the plug 4 is increased. In the present embodiment, the connector 3 is a rigid connector, and the first connection portion 32 and the second connection portion 33 are integrally provided and located between the two second ports 31.

When the rigid connector is used for connecting the two plug connectors 4; the adjacent plug connectors 4 are tightly attached; the rigid connector is hidden between adjacent plug connectors 4. The plug connector 4 at one end of the controller 1 can be tightly attached to the plug connector 4 at one end of the lamp body 2; the plug connector 4 at one end of the lamp body 2 can be tightly attached to the plug connector 4 at one end of the other lamp body 2; the rigid connector can be hidden between the controller 1 and the lamp body 2; the rigid connector may hide the lamp body 2 from the lamp body 2. In the embodiment, the plug connector 4 at one end of the controller 1 can be tightly attached to the plug connector 4 at one end of the lamp body 2, and the rigid connector is hidden between the controller 1 and the lamp body 2; a second port 31 at one end of the rigid connector passes through a groove 44 to be connected with the first port 43; the other second port 31 at one end of the rigid connector passes through the other groove 44 to be connected with the first port 43; the first connecting portion 32 is inserted into one groove 44, and the second connecting portion 33 is inserted into the other groove 44.

The adjacent plug connectors 4 are tightly attached; when the controller 1 is connected with the lamp body 2 and the lamp body 2 is connected with the lamp body 2; the controller 1 is tightly attached to the lamp body 2, and the lamp body 2 is tightly attached to the lamp body 2; shielding the rigid connector; the rigid connector is not exposed outside; the appearance is beautiful; when the controller 1 is connected with the lamp body 2 and the lamp body 2 is connected with the lamp body 2; inserted into the groove 44 through the rigid connection part; the rigid connecting part provides a supporting force for the adjacent plug-in connector 4; the rigid connecting part further plays a role in supporting the connection part of the controller 1 and the lamp body 2 and the connection part of the lamp body 2 and the lamp body 2; this enables stable use of the detachable lamp.

More than one first interface 43 is arranged on the controller 1 and the lamp body 2; connected with the first interface 43 through the connector 3; the adjacent lamp bodies and the controller 1 and the lamp body 2 are detachably connected; since the controller 1 and the lamp body 2 both use the same first interface 43; when the lamp is installed and used, when the controller 1 and the lamp body 2 are connected, only one end of the controller 1 needs to be aligned with one end of the lamp body 2; then the controller 1 and the lamp body 2 are connected through the connector 3; when the two lamp bodies are connected, only one end of one lamp body needs to be aligned with one end of the other lamp body; and then the two lamp bodies are connected through the connector. The orientation of the end of the lamp body 2 does not need to be considered during installation; the use is convenient; meanwhile, the controller 1 can be connected with different ends of the lamp body 2 and the lamp body end orientation is not needed to be considered during installation; when a plurality of lamp bodies 2 need to be installed for use; only the other lamp body 2 is electrically connected with the lamp body 2 or the controller 1 through the connector 3; the number of the lamp bodies 2 and the position relation between the controller 1 and the lamp bodies 2 can be set according to the use scene; the use scene is extensive.

The controller 1 further comprises an input interface 11; the input interface 11 is disposed on the side of the controller 1 and between the two first interfaces 43 of the controller 1. The first interface 43, the second interface 31 and the input interface 11 are all Type-c interfaces; the first interface 43, the second interface 31 and the input interface 11 all use less than eight pins. In the present embodiment, the positive pins of the first interface 43, the second interface 31 and the input interface 11 are terminals a1, B1, a12 and B12; the negative pins of the first interface 43, the second interface 31 and the input interface 11 are terminals a4, B5, a9 and B9. The first interface 43, the second interface 31 and the input interface 11 all use less than eight pins; setting the positions of a positive electrode pin and a repolarization pin; the lamp body 2 is supplied with power through a connector matched with the input interface 11. When in use, the lamp body 2 is powered through the connector matched with the input interface 11; the input voltage is prevented from being higher than the working voltage of the lamp body 2, so that the lamp body 2 is prevented from being damaged; meanwhile, the connector needs to be matched with the input interface 11 for use; the power supply of other electrical products by using the connector can be avoided; the input voltage of the connector is higher than the working voltage of other electric appliance products, and other electric appliances are damaged.

In another implementation, the connector 3 is a flexible connector; the connector 3 further comprises a flexible connection 34; in this embodiment, the first connecting portion 32 and the second connecting portion 33 are provided separately, and the flexible connecting member 34 is connected between the first connecting portion 32 and the second connecting portion 33.

The flexible connecting piece 34 is arranged, so that one second interface 31 can move relative to the other second interface 31; when the lamp body 2 is used, the adjacent lamp body 2, the controller 1 and the lamp body 2 need to be separately installed due to the limitation of an installation scene, and when the plug connectors 4 of the adjacent lamp body 2, the plug connectors 4 of the controller 1 and the plug connectors 4 of the lamp body 2 are not on the same straight line; the adjacent lamp bodies 2, the controller 1 and the lamp bodies 2 are conveniently connected by using flexible connectors.

And a grabbing structure 5 is arranged at the relative corner of the back surface of the lamp body and the relative corner of the back surface of the controller. The lamp body 2 includes a lamp body support 21; the controller 1 includes a controller bracket 12. The grabbing structures 5 are arranged at the opposite corners of the back surface of the lamp body bracket 21 and the opposite corners of the back surface of the controller bracket 12; the grasping structure 5 forms a step portion with the side of the lamp body holder 21 and the side of the controller holder 12, respectively. The grabbing structure 5, the side surface of the lamp body support 21 and the side surface of the controller support 12 form a step part; structures with different widths are formed on the side surface of the lamp body support 21 and the side surface of the controller support 12 inwards or outwards; the lighting device can be better held by the hand of a user.

The grabbing structure 5 may be a concave portion that is concave inward from the side of the lamp body support 21 and the side of the controller support 12; the catching structure 5 may be a protrusion structure protruding outward from the side of the lamp body support 21 and the side of the controller support 12. In the present embodiment, the grasping configuration 5 is a recessed portion recessed inward from the side of the lamp body holder 21 and the side of the controller holder 12. The lamp body 2 is easily held by providing the recess. In this embodiment, the side surface of the lamp body support 21, the side surface of the controller support 12, and the recessed portion are all arc-shaped structures.

The lamp body 2 further includes an LED light source 22, a light guide plate 23, and a diffusion plate 24; the lamp body support 21 is provided with a first mounting groove 211, a first fixing member 212 and a first supporting portion 213; two first mounting grooves 211, two first fixing pieces 212 and two first supporting parts 213 are provided; the first mounting grooves 211 are disposed at both sides of the inside of the lamp body support 21; the two first fixing pieces 212 are arranged between the two first mounting grooves 211; the first supporting portion 213 is located between the first mounting groove 211 and the first fixing member 212 and above the first mounting groove 211 and the first fixing member 212. A second mounting groove 214 is formed between the two first supporting portions 213 and the two first fixing pieces 212. The first mounting groove 211 communicates with the second mounting groove 214.

The LED light source 22 is disposed in the first mounting groove 211; a light outlet 215 is formed in the side surface of the first mounting groove 211; the two light outlets 215 are disposed opposite to each other. The light guide plate 23 and the diffusion plate 24 are disposed in the second mounting groove 214 and between the two light outlets 215. The diffusion plate 24 is disposed above the light guide plate 23; the light emitting direction of the LED light source 22 is perpendicular to the light emitting direction of the light guide plate 23 and the light emitting direction of the diffusion plate 24; the top of the lamp body support 21 is provided with a convex part 216; the raised portions 216 are at a higher level than the diffuser plate 24, which protects the diffuser plate. The LED light source 22 is disposed inside the lamp body support 21, and the light emitting direction is perpendicular to the light emitting direction of the light guide plate 23 and the light emitting direction of the diffusion plate 24; the LED light source 22 is emitted from the side surface of the light guide plate 23, and is refracted and then emitted from the front surface of the light guide plate 23; glare caused by the direct view of the LED light source 22 by a user is avoided; the light guide plate 23 is arranged to enable the lamp body 2 to emit light uniformly; the irradiation range of the lamp body 2 is increased by providing the diffusion plate 24.

The lamp body 2 further includes a lamp body cover plate 25; two lamp body cover plates 25 are arranged; the diffusion plate 24 is located between the two lamp cover plates 25; the lamp body cover 25 is mounted in the second mounting groove 214. The first interface 43 is connected with a PCB 45; the lamp body support 21 is further provided with a third mounting groove 217; the third mounting groove 217 is positioned below the two first fixing pieces 212; the PCB 45 is arranged in the third mounting groove 217 and is in clearance fit with the third mounting groove 217; through PCB board 45 and third mounting groove 217 clearance fit, avoid PCB board 45 and the inseparable laminating of third mounting groove 217, the great PCB board 45 damage that leads to of stress that PCB board 45 received.

The plug-in unit 4 further comprises an insertion portion 46; the insertion portion 46 is formed by extending from the base 41 toward the insertion portion 42; the insertion portions 46 are provided at both ends of the seat body 41; the insertion portion 46 is used to be connected with the first mounting groove 211; the seat body 41 comprises more than one first threaded hole 47; the first mount 212 includes a second threaded hole 2121. The first threaded hole 47 is adapted to interface with the second threaded hole 2121 and be screwed thereto. When the lamp body 2 is assembled, the LED light source 22 is installed in the first installation groove 211; the light guide plate 23 and the diffusion plate 24 are mounted in the second mounting groove 214; then, the lamp body cover plates 25 are respectively installed at both ends of the second installation groove 214; then, the two ends of the lamp body bracket 21 are respectively provided with the plug connectors 4; the insertion portion 46 is installed in the first installation groove 211; the PCB board 45 is mounted in the third mounting groove 217; the first and second threaded holes 47 and 2121 are then screwed together.

In this embodiment, a first protrusion 251 is protruded from one end of the lamp body cover plate 25 away from the diffusion plate 24; one side of the seat body 41 close to the lamp body 2 is inwards recessed with a fixing groove 48; when the plug-in unit 4 is mounted on the lamp body 2, the first projection 251 is inserted into the fixing groove 48, improving the stability of the connection of the plug-in unit 4 with the lamp body 2.

The controller bracket 12 is provided with a fourth mounting groove 121, a second fixing member 122, a second supporting portion 123 and a sixth mounting groove 124; two fourth mounting grooves 121, two second fixing pieces 122 and two second supporting parts 123 are provided; the fourth mounting groove 121 is disposed at both sides of the inside of the controller bracket 12; the two second fixing pieces 122 are disposed between the two fourth mounting grooves 121. A fifth mounting groove 125 is formed above the two second fixing pieces 122; the fifth mounting groove 125 is located between the second supporting portions 123. The sixth mounting groove 124 is located below the two second fixing pieces 122.

The controller 1 includes a controller cover 13; the controller cover 13 is mounted in the fifth mounting groove 125. The PCB board 45 is disposed in the sixth mounting groove 124 and is clearance-fitted with the sixth mounting groove 124. The second fixing member 122 is provided with a third screw hole (not shown). The first threaded hole 47 is for connection with the third threaded hole. When the controller 1 is assembled, the controller cover plate 13 is installed in the fifth installation groove 125, and then the plug connectors 4 are respectively installed at the two ends of the controller bracket 12; the insertion portion 46 is mounted in the fourth mounting groove 121; the PCB board 45 is mounted in the sixth mounting groove 124; the first threaded hole 47 is then screwed to the third threaded hole.

In the present embodiment, one end of the controller cover plate 13 close to the plug 4 is provided with a second protrusion (not shown in the figure); the second projection is the same structure as the first projection 251; when the plug-in unit 4 is mounted on the controller 1, the second protrusion is inserted into the fixing groove 48, improving the stability of the connection of the plug-in unit 4 with the controller 1.

The lamp body 2 further comprises a magnetic attraction piece 26; more than one magnetic suction piece 26 is arranged; the magnetic attraction piece 26 is fixed in the lamp body bracket 21; the lamp body 2 further comprises a mounting bracket; the two mounting brackets are arranged on the lamp body bracket 21, one mounting bracket is arranged at one end of the lamp body bracket 21, and the other mounting bracket is arranged at the other end of the lamp body bracket 21. The mounting bracket is used for mounting the lamp body bracket 21; this achieves the mounting of the lamp body 2.

In the present embodiment, the mounting bracket is a magnetic bracket 27; the magnetic bracket 27 is matched with the magnetic attraction piece 26; the magnetic attraction member 26 attracts the lamp body support 21 to the magnetic support 27.

The magnetic holder 27 includes a first contact surface 271 and a stopper 272; the stopper portions 272 are provided on both sides of the magnetic bracket 27; the limiting part 272 is used for acting with the grabbing structure 5 of the lamp body bracket 21; when the magnetic element 26 is attracted to the magnetic support 27; the two grabbing structures 5 are located between the two limiting parts 272; the limiting part 272 has the same shape as the grabbing structure 5; by the action of the limiting part 272 on the grabbing structure 5, the lamp body support 21 is prevented from shaking on the magnetic support 27.

The first contact surface 271 is used for contacting the bottom of the lamp body support 21; the first contact surface 271 is recessed away from the lamp body holder 21 to form a fixing portion 273; a first through hole 274 is provided in the fixing portion 273; the bottom of the magnetic bracket 27 is also provided with an adhesive tape 29; the adhesive tape 29 is provided with a second through hole (not shown in the figure); a first through hole 274 and a second through hole for passing a screw; the fixing portion 273 is recess-formed; thus, a receiving space is formed between the fixing portion 273 and the lamp body support 21; further, when the magnetic bracket 27 is fixed by using the screw, the top of the screw is flush with the first contact surface 271; the screw does not prevent the first contact surface 271 from adhering to the lamp body holder 21. When the magnetic bracket 27 is installed, the magnetic bracket can be fixed through the adhesive tape 29; the magnetic bracket 27 can also be fixed by screws; the magnetic support 27 can also be fixed simultaneously by means of the adhesive strip 29 and screws.

In another embodiment, the mounting bracket is an arc-shaped bracket 28 with elasticity; the arc-shaped bracket 28 is clamped on the side surface of the lamp body bracket 21; the arc-shaped support 28 comprises a second contact surface (not shown in the figure) and a clamping part 281; the clamping parts 281 are arranged at both sides of the magnetic bracket 27; the clamping part 281 is clamped on the side surface of the lamp body support 21. The side of lamp body support 21 is acted by clamping part 281 to avoid the shaking of lamp body support 21 on arc support 28.

The second contact surface is used for contacting the bottom of the lamp body support 21; the second contact surface is recessed away from the lamp body support 21 to form a fixing part 273; a first through hole 274 is provided in the fixing portion 273; the bottom of the arc-shaped bracket 28 is also provided with an adhesive tape 29; the adhesive tape 29 is provided with a second through hole (not shown in the figure); a first through hole 274 and a second through hole for passing a screw; the fixing portion 273 is recess-formed; thus, a receiving space is formed between the fixing portion 273 and the lamp body support 21; when the magnetic bracket 27 is fixed by using the screw, the top of the screw is flush with the second contact surface; the screws do not prevent the second contact surface from adhering to the lamp body holder 21. When the device is installed, the arc-shaped bracket 28 can be fixed through the adhesive tape 29; the arc-shaped bracket 28 can also be fixed through screws; the arc-shaped bracket 28 can also be fixed by the adhesive tape 29 and the screw at the same time.

Claims (8)

1. A lamp using a Type-c interface comprises more than one lamp body; the method is characterized in that: the two ends of the lamp body are provided with first interfaces which can be connected with the connector; the first interface is a Type-c interface; the two ends of the lamp body are provided with plug connectors which comprise a base body and a plug-in part; the base body is connected with the inserting part; the first interface is arranged in the insertion part; the base body is provided with a groove sunken towards the inserting part; the groove is communicated with the first interface.

2. A luminaire using a Type-c interface according to claim 1, wherein: the positive electrode pins of the first interface are A1, B1, A12 and B12 ends; the negative pins of the first interface are ends A4, B5, A9 and B9.

3. A luminaire using a Type-c interface according to claim 1, wherein: a grabbing structure is arranged at the opposite corner of the back of the lamp body; the grabbing structure and the side surface of the lamp body form a step part.

4. A luminaire using a Type-c interface according to claim 3, wherein: the lamp body comprises a lamp body bracket; the grabbing structure is arranged at the opposite corner of the back of the lamp body bracket; a step part is formed between the grabbing structure and the side surface of the lamp body bracket; the grabbing structure is a concave part which is inwards concave from the side surface of the lamp body support.

5. A luminaire using a Type-c interface according to claim 4, wherein: the lamp body also comprises an LED light source, a light guide plate and a diffusion plate; first mounting grooves are formed in two sides of the interior of the lamp body support; the LED light source is arranged in the first mounting groove; a light outlet is formed in the side surface of the first mounting groove; the two light outlets are oppositely arranged; the light guide plate is arranged between the two light outlets; the diffusion plate is arranged above the light guide plate; the light emitting direction of the LED light source is perpendicular to the light emitting direction of the light guide plate and the light emitting direction of the diffusion plate.

6. A luminaire using a Type-c interface according to claim 5, wherein: the top of the lamp body bracket is provided with a convex part; the level of the protrusion is higher than that of the diffusion plate.

7. A luminaire using a Type-c interface according to claim 5, wherein: the first interface is connected with a PCB; and a third mounting groove is arranged below the first mounting groove, and the PCB is arranged in the third mounting groove and is in clearance fit with the third mounting groove.

8. A luminaire using a Type-c interface according to claim 4, wherein: the lamp body also comprises a mounting bracket; the mounting bracket is arranged at the bottom of the lamp body bracket and is used for mounting the lamp body bracket.

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