CN103322538B - Be convenient to interconnective LED module, radiator and LED lighting device - Google Patents

Abstract

The present invention relates to the technical field of lighting lamps. An LED module that is convenient for interconnection includes a heat sink. A first connection structure is extended on the first side of the heat sink, and a second connection structure is extended on the second side of the heat sink. The back of one of the first connection structure and the second connection structure is provided with at least one protruding structure, and the front of the other connection structure is provided with at least one groove matching the protruding structure. In the interconnection state between the modules of the group, the protruding structure can be snapped into the groove of at least one other LED module and/or the groove of the LED module can be inserted into at least one other LED module. A set of raised structures for connecting at least two different LED modules. Compared with the prior art, the connection structure between the light-emitting modules of the present invention can connect a plurality of identical or different LED modules, the connection method is simple and convenient, the operation is convenient, and materials are saved and costs are reduced.

Description

LED modules, heat sinks and LED lighting devices for easy interconnection

technical field

The invention relates to the technical field of illuminating lamps, in particular to an LED module, a heat sink and an LED illuminating device which are convenient for interconnection.

Background technique

Due to its high luminous efficiency, long life, low power consumption, and environmental protection, LEDs have gradually replaced traditional light sources. Lighting devices using LEDs as light sources are currently widely used in various lighting occasions, such as indoor lighting, outdoor lighting, portable Lighting, situational lighting, etc., the market has a variety of LED product styles and types. The core component of the LED lighting device is the light source. The light source of the existing LED lighting device in the market is mostly made of integrated, which requires different internal light sources to be designed for different LED lighting devices. Under the circumstances, this design method will undoubtedly bring great waste. Therefore, some advanced technology-based enterprises have taken the lead in researching modular design solutions. The lamp housing can form LED lighting devices with various parameters and forms.

However, at present, there are few studies on connection methods between LED modules, and the combination of existing LED modules usually requires an additional design of LED module brackets, which increases the cost and complicates the operation.

Contents of the invention

The purpose of the present invention is to provide an easily interconnected LED module to solve the technical problems that the combination of LED modules in the prior art usually requires an additional design of LED module brackets, which increases the cost and complicates the operation.

Another object of the present invention is to provide an LED lighting device including the above-mentioned LED module, so as to solve the technical problems that the combination of LED modules in the prior art usually requires an additional LED module bracket, which increases the cost and complicates the operation.

Another object of the present invention is to provide a heat sink to solve the technical problems of increased connection cost and complicated operation of the heat sink in the prior art.

The object of the invention is achieved through the following technical solutions:

An LED module convenient for mutual connection, comprising a heat sink, a first connection structure extending from the first side of the heat sink, a second connection structure extending from the second side, the first connection structure and the second connection structure At least one protruding structure is provided on the back of one of the connecting structures, and at least one groove is provided on the front of the other connecting structure to match the protruding structure,

In the interconnected state of the LED modules, the protruding structure can be clamped into the groove of at least one other LED module and/or the groove of the LED module can be inserted into other The protrusion structure of at least one LED module is used to connect at least two different LED modules.

Preferably, the protruding structure can be clamped and closely fit in the groove of other LED modules.

Preferably, a connection hole or notch is provided on the first connection structure, and a corresponding connection hole or notch is provided on the second connection structure, and the first connection structure and the second connection structure on different LED modules are respectively connected through the connection unit. The connecting holes or gaps in the structure fix the relative positions of the LED modules to be connected.

Preferably, the first side and the second side are respectively located at two ends of the module.

Preferably, the plane of the first connecting structure provided with the protruding structure is closer to the lens group of the module than the plane of the second connecting structure provided with the groove, when the protruding structure of the first connecting structure is inserted into another In the state of an LED module or several other LED modules in the groove, the first connection structure is in close contact with the second connection structure of another LED module or several other LED modules, and the protruding structure The plane where the groove structure is located is closer to the lens group than the plane where the corresponding groove structure is located, and the end of the first connection structure is just located in the accommodation space provided on the heat sink of another LED module or several other LED modules.

Preferably, the protruding structure of the LED module can be plugged into the groove of one or two other LED modules at the same time, and the protruding structure can be fully or partially accommodated in the groove.

Preferably, a connecting piece is provided on the first connecting structure, the second connecting structure, and/or the first connecting structure and the second connecting structure of the radiator, and the connecting piece includes at least one connecting unit, through which the connecting piece Connection angle adjustments and/or connection length adjustments are possible.

Preferably, the connection unit at least includes a connection end and an opening end. When there are multiple connection units, the connection between the connection units is through the connection end of one connection unit and the opening end of another connection unit. connected to each other.

Preferably, when a plurality of connecting units form a connecting piece, the connecting units are connected at an adjustable angle.

Preferably, the opening end is a "U"-shaped part, and the connecting end is a base part that can protrude into the "U"-shaped part. The "U"-shaped part and the base part are respectively provided with connection holes that can be used for fixing. Corresponding to the connection of the connection hole to fix the connection of different connection units.

Preferably, the connecting length of the connecting element can be adjusted by connecting different lengths and/or different numbers of connecting units.

The relative staggered distance between the "U"-shaped part and the base part of the connecting unit can be adjusted according to needs, including various shapes. The connection unit directly connected to the radiator may be different from other connection units, and may also be consistent. The connection unit directly connected to the radiator, through the adjustment of the relative stagger distance between the "U"-shaped part and the base part (see A and B in Figure 15), matches the installation direction (see Figure 14: all connection units For the same model, the connection unit connected to the first connection structure and the second connection structure of the module, the installation direction is opposite), to adjust the position of the first connection structure with a raised structure and the second connection structure with a groove The difference in height makes the connecting units finally connected at the two ends of the first connecting structure and the second connecting structure be on the same horizontal plane.

A heat sink, the first side of the heat sink is extended with a first connection structure, the second side is extended with a second connection structure, and the first connection structure and the second connection structure are interconnecting structures that are mated and connected with each other ,

When the radiators need to be connected to each other, the first connection structure on the radiator is connected to the second connection structure on at least one other radiator to be connected and fixed.

Preferably, the interconnection structure is that one of the first connection structure and the second connection structure is provided with at least one protruding structure on the back, and the other connection structure is provided with a protruding structure on the front to cooperate with the protruding structure. at least one groove of

In the interconnected state of the radiators, the protrusion structure can be snapped into the groove of at least one other radiator and/or the groove of the radiator can be inserted into the protrusion of at least one other radiator structure to connect at least two different heat sinks.

Preferably, a connection hole or notch is provided on the first connection structure, and a corresponding connection hole or notch is provided on the second connection structure, and the first connection structure and the second connection structure on different heat sinks are respectively connected through the connection unit The connection holes or gaps in the radiators are used to fix the relative position between the radiators to be connected.

An LED lighting device includes at least two LED modules, and each LED module includes a radiator.

A first connection structure is extended on the first side of the radiator, a second connection structure is extended on the second side, and at least one protruding structure is provided on the back of one of the connection structures of the first connection structure and the second connection structure, And the front of the other connecting structure is provided with at least one groove matching with the protruding structure,

In the interconnected state of the LED modules, the protruding structure can be clamped into the groove of at least one other LED module and/or the groove of the LED module can be inserted into other The protrusion structure of at least one LED module is used to connect at least two different LED modules.

Preferably, a connection hole or notch is provided on the first connection structure, and a corresponding connection hole or notch is provided on the second connection structure, and the first connection structure and the second connection structure on different LED modules are respectively connected through the connection unit. The connecting holes or gaps in the structure fix the relative positions of the LED modules to be connected.

Preferably, the LED modules are connected in sequence to form an in-line LED lighting device.

Preferably, one LED module is connected to two adjacent LED modules, or

The two LED modules are respectively connected to two side-by-side LED modules: the two LED modules are respectively located on different two connection sides of the two side-by-side LED modules and connected, or the two The LED modules are arranged side by side on the two adjacent LED modules, one of the LED modules is connected to the two adjacent LED modules, and the other LED module is partially connected to one of the LED modules. mod.

Preferably, a connecting piece is provided on the first connecting structure, the second connecting structure, and/or the first connecting structure and the second connecting structure of at least one heat sink of the LED lighting device, and the connecting piece includes at least one connecting unit , the connection angle or/and connection length can be adjusted through the connection piece.

Preferably, the connection unit at least includes a connection end and an opening end. When there are multiple connection units, the connection between the connection units is through the connection end of one connection unit and the opening end of another connection unit. connected to each other.

Compared with the prior art, the present invention has the following beneficial effects:

The mutual connection between the LED modules of the present invention can be completed through the mutual grooves and protrusion structures, the connection is simple and convenient, the operation is convenient, and materials are saved and costs are reduced.

Moreover, the LED modules of the present invention can realize the fixed position of the connection between the LED modules through connection structures, such as screws.

In addition, when the LED modules are connected, the heat sinks can be closely attached to each other, and a better heat dissipation effect can be achieved.

In addition, through this connection structure, the LED modules can be combined arbitrarily to form an LED lighting device, which has a wide application range and low cost.

In addition, the LED lighting device as a whole can be provided with a connecting piece to facilitate connection with the outside world, such as the lamp housing, and the connecting piece can be adjusted in height, angle and length, which is convenient to use and low in cost.

Description of drawings

Fig. 1 is a schematic structural view of an embodiment of the LED module of the present invention;

Fig. 2 is an exploded view of an embodiment of the LED module of the present invention;

Fig. 3 is a side view of the radiator of the LED module of the present invention;

Figure 4 and Figure 5 are the first structural schematic diagram and side view of the connection between LED modules;

Figure 6 and Figure 7 are the second structural schematic diagram and side view of the connection between LED modules;

Fig. 8 and Fig. 9 are the third structural schematic diagram and side view of the connection between LED modules respectively;

Fig. 10 and Fig. 11 are the fourth structural schematic diagram and side view of the connection between LED modules;

Figure 12 and Figure 13 are the fifth structural schematic diagram and side view of the connection between LED modules;

Fig. 14 and Fig. 15 are respectively a schematic diagram of the connection structure and a schematic diagram of the connecting piece connected to the outside;

16 to 20 are schematic diagrams of several connection examples of the LED lighting device and the lamp housing.

detailed description

The present invention will be described in detail below in conjunction with the accompanying drawings.

Please refer to Fig. 1, 2, a kind of LED module, comprises lens group 1, sealing ring 2, circuit board 3, LED particle 4 and radiator 5, LED particle 4 is arranged on circuit board 3, circuit board 3 and described The heat sink 5 is closely attached, the lens group 1 is provided with several lenses and is covered on the heat sink 5, the lens group 1 is located above the LED particles 4, the heat sink 5 is provided with a wire hole 51, and the wire connected to the power supply passes through The wire holes 51 are welded on the circuit board 3 to supply power to the LED particles 4 . The above structure of the LED module is just an example, and the present invention is not only applicable to this structure, but can be applied to all structures with heat sinks, and will not be described in detail here.

Referring to FIGS. 2 and 3 , the heat sink 5 has a first connection structure 6 extending on one side, and a second connection structure 7 extending on the other side. These two sides are generally located at the two ends of the module respectively, of course, in this example, it can also be provided on all four sides of the radiator 5, or only adjacent two sides can be provided. The locations where the heat sink 5 is provided with the first connection structure 6 and the second connection structure 7 are related to the desired assembled structure of the LED lighting device, and the drawings are only for illustrative purposes. And are intended to limit the invention.

The back of the first connection structure 6 is provided with a protruding structure 61, the front of the second connection structure 7 is provided with a groove 71 that matches the protruding structure 61 of the first connection structure 6, and the first connection structure of the protruding structure 61 is provided. The plane of 6 is closer to the module lens group 1 than the plane of the second connecting structure 7 provided with the groove 71. When the protruding structure 61 of the first connecting structure 6 is inserted into another LED module or several other In the state in the groove 71 of the LED module, the first connection structure 6 is in close contact with the second connection structure 7 of another LED module or several other LED modules, and the plane ratio of the raised structure 61 is The plane corresponding to the groove 71 is closer to the lens group 1, and the end of the first connection structure 6 is just located in the accommodation space provided on the heat sink 5 of another LED module or several other LED modules. (See Figure 4, Figure 5).

The protruding structure 61 of the first connection structure 6 of one LED module can be snapped into the groove 71 of the second connection structure 7 of another or several other LED modules.

In this example, the two can be closely fitted, and this closely fitted setting is more convenient for the radiator on the one hand, and also enables the positions of the two to be fixed on the other hand.

In this example, the first connection structure 6 is provided with connection holes or notches, and the second connection structure 7 is provided with corresponding connection holes or notches, and the LED modules located in different LED modules are respectively connected through connection elements (such as screw holes and bolts). The connection holes or notches of the first connection structure 6 and the second connection structure 7 on the upper surface fix the relative position between the LED modules to be connected.

For example, at least one screw hole 52 is provided on the first connection structure 6, and at least one screw hole 52 is provided on the second connection structure 7. When multiple LED modules are connected, the screw on the first connection structure 6 of an LED module The holes 52 are set corresponding to the screw holes 52 on the second connection structure 7 of another LED module, and are fixed by screws, and at least two LED modules can be connected with the screws.

Please refer to Figures 6-13, the first connection structure of an LED module can be connected to the second connection structure of one or two LED modules, and the convex structure of the LED module can be plugged into the other one or two other LED modules at the same time. In the groove of the LED module, the protruding structure can be fully accommodated or partially accommodated in the groove. The second connection structure of one LED module can be connected with the first connection structure of one or two LED modules.

For example, the LED modules are connected in sequence to form a straight LED lighting device.

For another example, one LED module is connected to two LED modules next to each other, or

The two LED modules are respectively connected to two side-by-side LED modules: the two LED modules are respectively located on different two connection sides of the two side-by-side LED modules and connected, or the two The LED modules are arranged side by side on the two adjacent LED modules, one of the LED modules is connected to the two adjacent LED modules, and the other LED module is partially connected to one of the LED modules. mod.

Referring to Figures 14-15 again, a connector is provided on the first connection structure, the second connection structure, and/or the first connection structure and the second connection structure of the radiator, and the connector includes at least one connection unit, A connection angle adjustment and/or a connection length adjustment can be carried out via the connection piece.

The connection unit at least includes a connection end and an opening end. When there are multiple connection units, the connection between the connection units is connected to each other by connecting the connection end of one connection unit to the opening end of another connection unit. .

In the state where a plurality of connecting units form a connecting piece, the connecting units are connected at an adjustable angle.

The opening end is a "U"-shaped part 211, and the connecting end is a base part 210 that can protrude into the "U"-shaped part. The "U"-shaped part 211 and the base part 210 are respectively provided with connection holes 210 that can be used for fixing. The connection of different connection units is fixed through the connection of the corresponding connection hole 210 .

The connecting length of the connecting element can be adjusted by connecting different lengths and/or different numbers of connecting units.

Please refer to FIG. 16 to FIG. 20 , the whole LED lighting device is a whole, connected to the outside through connecting pieces.

The present invention also provides a separately produced heat sink, the first side of the heat sink is extended with a first connection structure, the second side is extended with a second connection structure, and the first connection structure and the second connection structure For interconnection structures that are mated to each other,

When the radiators need to be connected to each other, the first connection structure on the radiator is connected to the second connection structure on at least one other radiator to be connected and fixed.

The interconnection structure is that one of the first connection structure and the second connection structure is provided with at least one protruding structure on the back, and the other connection structure is provided with at least one concave structure matched with the protruding structure on the front. groove.

In the interconnected state of the radiators, the protrusion structure can be snapped into the groove of at least one other radiator and/or the groove of the radiator can be inserted into the protrusion of at least one other radiator structure to connect at least two different heat sinks.

The first connection structure is provided with a connection hole or notch, and the second connection structure is provided with a corresponding connection hole or notch, and the connection units are respectively connected to the connection holes or connection holes of the first connection structure and the second connection structure on different radiators. The notch fixes the relative position between the radiators to be connected.

The present invention also provides an LED lighting device, which includes at least two LED modules, each LED module includes a radiator,

A first connection structure is extended on the first side of the radiator, a second connection structure is extended on the second side, and at least one protruding structure is provided on the back of one of the connection structures of the first connection structure and the second connection structure, And the front of the other connecting structure is provided with at least one groove matching with the protruding structure,

In the interconnected state of the LED modules, the protruding structure can be clamped into the groove of at least one other LED module and/or the groove of the LED module can be inserted into other The protrusion structure of at least one LED module is used to connect at least two different LED modules.

Connection holes or notches are provided on the first connection structure, corresponding connection holes or notches are provided on the second connection structure, and the first connections on different LED modules are respectively connected through connection elements (such as screw holes and bolts). The connection holes or gaps between the structure and the second connection structure fix the relative position between the LED modules to be connected.

The LED modules are connected in sequence to form a straight LED lighting device.

One LED module is connected to two LED modules next to each other, or

The two LED modules are respectively connected to two side-by-side LED modules: the two LED modules are respectively located on different two connection sides of the two side-by-side LED modules and connected, or the two The LED modules are arranged side by side on the two adjacent LED modules, one of the LED modules is connected to the two adjacent LED modules, and the other LED module is partially connected to one of the LED modules. mod.

A connecting piece is provided on the first connecting structure, the second connecting structure, and/or the first connecting structure and the second connecting structure of at least one heat sink of the LED lighting device, and the connecting piece includes at least one connecting unit, through which The connection piece can be adjusted for connection angle or/and connection length.

The connection unit at least includes a connection end and an opening end. When there are multiple connection units, the connection between the connection units is connected to each other by connecting the connection end of one connection unit to the opening end of another connection unit. .

The above disclosures are only a few specific embodiments of the present application, but the present application is not limited thereto, and any changes conceivable by those skilled in the art shall fall within the protection scope of the present application.

Claims (18)

1. An LED module that is convenient for interconnection, including a heat sink, is characterized in that, the first side of the heat sink is extended with a first connection structure, the second side is extended with a second connection structure, and the first connection One of the connection structures and the second connection structure is provided with at least one protruding structure on the back, and the front of the other connection structure is provided with at least one groove matching the protruding structure, In the interconnected state of the LED modules, the protruding structure can be clamped into the groove of at least one other LED module and/or the groove of the LED module can be inserted into other The protruding structure of at least one LED module is used to connect at least two different LED modules, and the first connection structure closely fits up and down with the second connection structure of another LED module or several other LED modules. 2. The LED module convenient for interconnection according to claim 1, characterized in that, the first connecting structure is provided with connecting holes or notches, and the second connecting structure is provided with corresponding connecting holes or notches, through which the connecting elements The connection holes or notches of the first connection structure and the second connection structure on different LED modules are respectively connected, and the relative positions between the LED modules to be connected are fixed. 3. The easily interconnectable LED module according to claim 1, wherein the first side and the second side are respectively located at two ends of the module. 4. The LED module for mutual connection according to claim 1, characterized in that, the plane of the first connection structure provided with the protrusion structure is closer to the plane of the mold than the plane of the second connection structure provided with the groove. A lens group, when the protruding structure of the first connection structure is inserted into the groove of another LED module or several other LED modules, the first connection structure and another LED module or other The second connection structures of several LED modules are closely attached, the plane of the convex structure is closer to the lens group than the plane of the corresponding groove structure, and the end of the first connection structure is just located in another LED module or In the accommodating space provided on the heat sinks of several other LED modules. 5. The LED module for easy interconnection according to claim 1, characterized in that, the protrusion structure of the LED module can be plugged into the groove of one or two other LED modules at the same time, and the protrusion structure The starting structure can be fully or partially accommodated in the groove. 6. The LED module convenient for mutual connection according to any one of claims 1 to 5, characterized in that, a connecting piece is provided on the first connection structure and/or the second connection structure of the heat sink, and the connection The piece includes at least one connection unit, through which connection angle adjustment or/and connection length adjustment or/and connection height adjustment can be carried out. 7. The LED module convenient for mutual connection according to claim 6, wherein the connection unit at least includes a connection end and an opening end, and when there are multiple connection units, the connection between the connection units is They are connected to each other by connecting the connection end of one connection unit to the opening end of the other connection unit. 8 . The LED module according to claim 6 , wherein when a plurality of connecting units form a connecting piece, the connecting units are connected at an adjustable angle. 9. The LED module according to claim 6, wherein the opening end is a "U"-shaped part, the connecting end is a base part that can protrude into the "U"-shaped part, and the "U"-shaped part and Connection holes that can be used for fixing are respectively provided on the base part, and the connection of different connection units can be fixed through the connection of the corresponding connection holes. 10. The LED module according to claim 6, wherein the connecting length of the connecting member can be adjusted by connecting different lengths and/or different numbers of connecting units. 11. A heat sink, characterized in that the first side of the heat sink is extended with a first connection structure, the second side is extended with a second connection structure, and the first connection structure and the second connection structure are mutually Mate-connected interconnect structures, When the radiators need to be connected to each other, the first connection structure on the radiator is connected to the second connection structure on at least one other radiator to connect and fix each other; The interconnection structure is that one of the first connection structure and the second connection structure is provided with at least one protruding structure on the back, and the other connection structure is provided with at least one concave structure matched with the protruding structure on the front. groove, In the interconnected state of the radiators, the protruding structure can be snapped into the groove of at least one other radiator and/or the groove of the radiator can be inserted into the protrusion of at least one other radiator structure, so as to connect at least two different radiators, and the first connection structure closely fits up and down with the second connection structure of another radiator or several other radiators. 12. The heat sink according to claim 11, characterized in that, the first connection structure is provided with connection holes or notches, and the second connection structure is provided with corresponding connection holes or notches, and the connecting elements are respectively connected to different radiators. The connection holes or notches of the first connection structure and the second connection structure on the radiator fix the relative position between the radiators to be connected. 13. An LED lighting device, comprising at least two LED modules, each LED module including a radiator, characterized in that, A first connection structure is extended on the first side of the radiator, a second connection structure is extended on the second side, and at least one protruding structure is provided on the back of one of the connection structures of the first connection structure and the second connection structure, And the front of the other connecting structure is provided with at least one groove matching with the protruding structure, In the interconnected state of the LED modules, the protruding structure can be clamped into the groove of at least one other LED module and/or the groove of the LED module can be inserted into other The protruding structure of at least one LED module is used to connect at least two different LED modules, and the first connection structure closely fits up and down with the second connection structure of another LED module or several other LED modules . 14. The LED lighting device according to claim 13, characterized in that, the first connection structure is provided with connection holes or notches, and the second connection structure is provided with corresponding connection holes or notches, and the connecting elements are respectively connected to different locations. The connection holes or gaps of the first connection structure and the second connection structure on the LED module fix the relative position between the LED modules to be connected. 15. The LED lighting device according to claim 14, wherein the LED modules are connected in sequence to form a straight LED lighting device. 16. The LED lighting device according to claim 14, characterized in that, One LED module is connected to two LED modules next to each other, or The two LED modules are respectively connected to two side-by-side LED modules: the two LED modules are respectively located on different two connection sides of the two side-by-side LED modules and connected, or the two The LED modules are arranged side by side on the two adjacent LED modules, one of the LED modules is connected to the two adjacent LED modules, and the other LED module is partially connected to one of the LED modules. mod. 17. The LED lighting device according to claim 14, wherein a connecting member is provided on the first connecting structure and/or the second connecting structure of at least one heat sink of the LED lighting device, and the connecting member includes at least one The connecting unit is capable of adjusting the connection angle or/and the connection length and/or the connection height through the connection piece. 18. The LED lighting device according to claim 17, wherein the connection unit at least includes a connection end and an opening end, and when there are multiple connection units, the connection between the connection units is through a connection unit The connecting end of the connecting unit is connected to the opening end of another connecting unit to be connected to each other.