CN105371125B - A light source module, a lighting module and a lighting fixture with the lighting module - Google Patents

Abstract

The present invention provides a lighting module comprising a main light source module equipped with a plurality of light-emitting units, a supplemental light source module equipped with a plurality of light-emitting units, and an optical element. The main light source module and the supplemental light source module are electrically connected and joined together to form a closed configuration. The optical element is respectively assembled with the main light source module and the supplemental light source module and covered on the surfaces of the main light source module and the supplemental light source module. The optical element is configured to distribute the light emitted by the light-emitting units of the main light source module and the supplemental light source module before emitting the light. The present invention also provides a light source module and a lighting fixture having a simple structure and low cost.

Description

A light source module, a lighting module and a lighting fixture with the lighting module

technical field

The invention relates to a light source module, a lighting module and a lighting fixture with the lighting module.

Background technique

Lighting is a measure of using various light sources to illuminate working and living places or individual objects. The use of sun and sky light is called "natural lighting"; the use of artificial light sources is called "artificial lighting". The primary purpose of lighting is to create good visibility and a pleasant environment.

With the vigorous development of the lighting market, various types of lighting fixtures emerge in an endless stream. Compared with traditional light sources, LED lighting has the characteristics of small size, energy saving, long life, high brightness, and environmental protection. In the field of lighting, the application of LED light-emitting products is attracting the attention of the world. As a new type of green light source product, LED must be the hairpin trend in the future. The 21st century will enter the era of new lighting sources represented by LEDs.

In the prior art, multiple LED light-emitting units are usually integrated on one PCB, and a separate lens unit is provided on each LED light-emitting unit, so that multiple lens units are respectively arranged on the light source board, which is time-consuming and laborious, and is not easy to ensure quality. Moreover, such a deployment method of the separated lens unit requires an additional protective cover to protect the circuit of the part of the light source board not covered by the lens, and the production process is relatively complicated.

In addition, the light source substrate is generally arranged in a circle or a ring, so a large amount of waste will be generated during cutting, resulting in high cost.

Therefore, there is an urgent need for a simple, safe and reliable LED lamp and an LED light source module applied to the LED lamp.

SUMMARY OF THE INVENTION

In order to overcome the above-mentioned technical defects, the object of the present invention is to provide a low-cost light source module.

Another object of the present invention is to provide a lighting module having the above-mentioned light source module.

Another object of the present invention is to provide a lighting fixture having the above-mentioned lighting module.

In order to achieve the above object, the first aspect of the present invention provides a lighting module, which includes a main light source module provided with several light emitting units, a supplementary light source module provided with several light emitting units, and an optical element. The main light source module and the supplementary light source module are electrically connected and spliced with each other to form a closed configuration, and the optical elements are respectively assembled in the main light source module and the supplementary light source module and covered by the main light source module and the supplementary light source module On the surface, the optical element is configured to distribute the light emitted by the light emitting units of the main light source module and the supplementary light source module before emitting it.

Preferably, the main light source module includes a light source substrate, and the light emitting unit is disposed on the light source substrate.

Preferably, the light source substrate of the main light source module includes a main body and an extension extending from one end of the main body, a gap is formed between the extension and the other end of the main body, and the supplementary light source module fills the gap and It is located between the main part and the extension part of the light source substrate of the main light source module.

Preferably, the main light source module is e-shaped, and the supplementary light source module is arc-shaped, and is closed and spliced with the main light source module.

Preferably, the main light source module further includes a driving module, the driving module is arranged on the light source substrate, and the light emitting unit is arranged on the periphery of the driving module.

Preferably, the main light source module and the supplementary light source module respectively have a light source substrate and a plurality of light-emitting units arranged on the light source substrate, wherein the adjacent parts of the main light source module and the supplementary light source module are electrically connected to the respective light source substrates through conductors. connect.

Preferably, the light source substrates of the main light source module and the supplementary light source module are integrally provided with electrical connectors, and the electrical connectors are respectively electrically connected with conductors to realize the electrical connection between the main light source module and the supplementary light source module .

Preferably, the optical elements are snap-fitted with the main light source module and the supplementary light source module respectively.

Preferably, the optical element includes an optical accommodating area located on the outer periphery, the optical accommodating area is provided with an optical accommodating groove for accommodating and facing the light emitting unit of the main light source module and the supplementary light source module, the light emitting unit The outgoing light is incident into the optical accommodating groove and emitted after light distribution.

Preferably, the optical element is provided with a driving accommodating area surrounded by an optical accommodating area, wherein the main light source module is provided with a driving module correspondingly accommodated in the driving accommodating area.

Preferably, the optical accommodating area has a light incident surface and a light exit surface, and the light incident surface faces the optical accommodating groove, wherein the emitted light of the light-emitting unit passes through the light incident surface and the light emitting surface after reaching the optical accommodating groove as it is. After the optical configuration of the surface, it exits.

Preferably, the light incident surface and the light exit surface are hyperbolic surfaces.

Preferably, the light incident surface is provided with microstructures.

Preferably, at least one mounting element is further included, which is assembled on the optical element and extends beyond the top of the main light source module and the supplementary light source module for assembling the lighting module to the chassis of the lighting fixture.

Preferably, a space is formed between the driving accommodation area and the optical accommodation area, and at least one mounting part is arranged along the periphery of the space, and the mounting element is combined with the mounting part.

Preferably, the mounting element is locked to the mounting part by screws.

Preferably, at least part of the installation element is a permanent magnet, which is used for being attracted to the chassis of the lighting fixture.

The second aspect of the present invention provides a light source module, which includes: a main light source module provided with several light emitting units; and a supplementary light source module provided with several light emitting units; wherein the main light source module and the supplementary light source module are electrically connected Sexually linked and spliced together to form a closed configuration.

Preferably, the main light source module is e-shaped, and the supplementary light source module is arc-shaped.

The second aspect of the present invention provides a lighting fixture, which includes the lighting module and the chassis according to any one of the above, wherein the lighting module is set on the chassis.

The light source module, the lighting module and the lighting fixture provided by the present invention maximize the use of the base material of the light source disc through the splicing of the main light source module and the supplementary light source module, thereby reducing the cost.

Description of drawings

Fig. 1 is a partially exploded perspective view of a lighting module according to a preferred embodiment of the present invention;

Fig. 2 is a partial three-dimensional exploded view of the lighting module shown in Fig. 1 from another angle;

3 is a perspective view of the main light source module of the light source module according to the preferred embodiment of the present invention;

Figures 4-5 show two different electrical connection modes of the main light source module and the supplementary light source module of the light source module;

6-7 are cross-sectional views of two different optical elements of the lighting module according to the preferred embodiment of the present invention;

8 is a top view of a lighting module according to a preferred embodiment of the present invention; and

Fig. 9 is a schematic cut-out diagram of the base material of the light source disc of the light source module according to the preferred embodiment of the present invention.

Detailed ways

The present invention will be further described in detail below in combination with conforming and preferred embodiments. The following preferred embodiments are used to illustrate the present invention, but not to limit the scope of the present invention.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "above", "below", "up and down direction", "left and right direction", "front and rear direction" are based on the orientation shown in the drawings Or positional relationship is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Unless otherwise clearly specified and limited, the terms "installation", "connection", "connection" and "assembly" should be understood in a broad sense, for example: it can be a fixed connection, a detachable connection, or integral molding; it can be A mechanical connection can also be an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, or an internal communication between two components. Those skilled in the art can understand the specific meanings of the above terms in the present invention in combination with specific situations. In addition, in the description of the present invention, unless otherwise specified, "plurality" means two or more.

Please refer to Figures 1 to 2, a lighting fixture (not shown) in accordance with a preferred embodiment of the present invention, which includes a lighting module 100 as shown in Figure 1, and a housing assembled on an installation foundation, such as a ceiling or a wall (not shown) and lampshade. The lighting module 100 is assembled in the casing and the emitted light is uniformly lighted by the lampshade to provide lighting. Of course, in other preferred implementation manners, the lampshade may also be replaced by other optical diffusion elements, uniform light elements, or light guide elements, all of which are within the scope of the present invention. The shell can be made of metal heat-conducting material.

The lighting module 100 according to the preferred embodiment of the present invention includes an optical element 1 , a light source module 2 and an installation element 3 assembled with the optical element 1 .

The light source module 2 includes a main light source module 21 and a supplementary light source module 22 which are spliced together.

The main light source module 21 includes a light source substrate 20 , a driving module 23 and a plurality of light emitting units 24 respectively disposed on the light source substrate 20 and electrically connected thereto. In a preferred embodiment of the present invention, the light-emitting unit 24 is an LED particle, but in other preferred embodiments, it can also be any other light-emitting unit applicable to the structure. The driving module 23 can also be external instead of included in the main light source module 21 . The driving module 23 is electrically connected to the external power line 28 in any possible way, and performs voltage conversion, so as to provide power for the light emitting units 24 and 222 of the main light source module 21 and the supplementary light source module 22 to drive the light emitting unit 24 , 222 light emitting.

The light source substrate 20 is e-shaped, so it includes a semicircular main body 201 and an arc-shaped extension 202 extending from one end of the main body 201 . A gap 25 is formed between the extension portion 202 and the other end of the main body portion 201 . A plurality of light emitting units 24 are respectively disposed on the outer periphery of the main body portion 201 and the arc-shaped extension portion 202 . A drive module 23 is also provided in the middle of the main body 201 . Of course, the light source substrate 20 can also have other configurations, as long as it can accommodate the light emitting unit 24 and the driving module 23 .

The supplementary light source module 22 is arc-shaped, and it fills the aforementioned gap 25 , that is, it is located between the extension portion 202 and the main body portion 201 of the main light source module 21 , and forms electrical connections respectively. The supplementary light source module 22 includes an arc-shaped light source substrate 220 and a plurality of light emitting units 222 arranged at intervals. In particular, the light source substrate 20 of the main light source module 21 and the light source substrate 220 of the supplementary light source module 22 are formed by cutting the same light source disk base material, so the light source disk base material is used to the maximum extent, and material waste is avoided. Reduced costs. Refer to FIG. 9 for details. After design, the base material of the rectangular light source tray can be arranged with two light source substrates 20 of the main light source module 21 and two light source substrates 220 of the supplementary light source module 22 . The two light source substrates 20 are inserted into each other, and the two light source substrates 220 are respectively located between the two light source substrates 20 . Therefore, it can be seen that the base material of the rectangular light source disc has been utilized to the greatest extent, the utilization rate has been improved, and the cost has been reduced.

After the cut light source substrate 20 of the main light source module 21 is spliced with the supplementary light source module 22, at the adjacent place of the two, please refer to FIG. ), a conductor 26 , such as a wire, is electrically connected to the conductive sheet through the conductive parts 260 at both ends, forming the electrical connection of the light source substrates 20 and 220 . Where the two are adjacent, please refer to FIG. 5 , U-shaped conductive terminals 25 electrically connected to the light source substrates 20 and 220 can also be provided at the free ends of the light source substrates 20 and 220 respectively, and then a conductor 26 is passed through, such as Wires or other suitable forms are pressed into a pair of slits (not numbered) formed by the U-shaped conductive terminals 25 to realize electrical connection with the conductive terminals 25 respectively, thereby realizing the electrical connection between the light source substrates 20 and 220 . The conductive terminals 25 can be welded to the light source substrates 20, 220 and then electrically connected to the built-in circuits of the light source substrates 20, 220. In other preferred embodiments, the conductive terminals 25 can also be connected to the light source substrates 20, 220 in other suitable ways. Conduct electrical connections, such as punching and crimping, integrated built-in, etc. Certainly, the conductive terminal 25 may also have other structures to realize the electrical connection with the conductor 26 , such as crimping, welding and the like. Therefore, after splicing, the main light source module 21 and the supplementary light source module 22 form a closed configuration and form the light source module 2 of the present invention, surrounding a semicircular space 27 .

The optical element 1 is preferably a one-piece structure, which is circular and includes an outermost annular optical accommodation area 10 and a semicircular driving accommodation area 12 integrally connected with a partial arc of the annular optical accommodation area 10 . Therefore, a semicircular space 14 corresponding to the space 27 of the light source module 2 is formed between the optical accommodating area 10 and the driving accommodating area 12 . The optical accommodating area 10 includes a pair of sidewalls 101 opposite to each other and a top wall 102 that is connected to the upper edges of the pair of sidewalls 101 and slightly protrudes upwards. Accommodating groove 103 . Preferably, referring to FIG. 6 , the optical accommodation area 10 has a light incident surface 107 and a light exit surface 108 , and the inner surface of the optical accommodation groove 103 is the light incident surface 107 . The optical accommodating area 10 is correspondingly arranged under the light emitting units 24 and 222 of the light source module 2, and the outgoing light of the light emitting units 24 and 222 respectively reaches the light incident surface 107 after passing through the optical accommodating groove 103 and is refracted by the light incident surface 107. After reaching the light-emitting surface 108 and further refracting, the light is emitted. Therefore, the optical accommodating area 10 is configured to distribute light emitted by the light emitting units 24 , 222 . Both the light incident surface 107 and the light exit surface 108 are curved surfaces, which are formed as arc concave lenses. Preferably, please refer to FIG. 7, the light incident surface 107' and the light exit surface 108' can also be curved surfaces with large curvature, and the light incident surface 107' is also provided with a microstructure 1070' for the light emitting unit 24, 222. The emitted light is further subjected to light distribution. In a preferred embodiment of the invention, the microstructure 1070' is a zigzag structure. In addition, the light-incident surfaces 107, 207' and the light-emitting surfaces 108, 108' are matte or frosted surfaces.

Further, a mounting portion 104 is formed around the outer periphery of the space 14 and integrally extended downwards and slightly outwards from the side wall 101 on the outer side. Therefore, the mounting portion 104 is divided into two parts, one part is further extended from the outer side wall 101 and is circular; the other part is formed around the space 14 and thus is semicircular. Along the opposite inner surface of the mounting portion 104 , several wedge-shaped locking portions 105 are arranged at intervals. The locking portions 105 are spaced a certain distance apart from the lower edge of the sidewall 101 along the up-down direction, and their thickness gradually decreases along the direction away from the sidewall 101 . The distance is equivalent to the thickness of the light source substrate 20 of the light source module 2 , so the light source substrate 20 can be sandwiched between the locking portion 105 and the side wall 101 along the outline of the light source substrate 20 . The central portion of the driving accommodation area 12 is raised to form a housing space 120 for correspondingly housing the electronic components of the driving module 22 . Preferably, the mounting element 3 is assembled with the optical element 2 , and in order to realize the combination between the two, several tab-shaped mounting parts 13 are formed extending from the lower edge of the mounting portion 104 surrounding the space 14 into the space 14 . Each mounting member 13 is in the shape of a sheet, and has a slot 130 defined in its middle. A plurality of screws 4 pass through the slots 130 and lock with screw holes (not labeled) provided by the mounting element 3 to realize the combination of the mounting element 3 and the optical element 2 . In a preferred embodiment of the present invention, the size of the head of the screw 4 is larger than the width of the slot 130 , so that its threaded portion passes through the slot 130 and its head is blocked by the periphery of the slot 130 . In a preferred embodiment of the present invention, the mounting element 3 is magnetic, and is used to be adsorbed on the chassis of the lamp to assemble the lighting module 100 on the chassis, and the chassis is combined with the installation base through screws or other installation methods. The installation of the lighting fixture is thus completed. The mounting element 3 includes a joint portion 31 with a smaller diameter that is provided with the screw hole and combined with the screw, and an adsorption portion 32 that is located at the free end of the joint portion 31 and has a larger diameter, and has a larger end surface so that Provide enough adsorption force with the chassis. The mounting element 3 can be made of magnetic material as a whole, such as a strong magnet, or the joint part 31 can be made of metal or plastic, and the adsorption part 32 can be made of a magnetic material, such as a strong magnet, so as to reduce costs. In other preferred implementation manners, the optical element 2 can also be separately arranged and spliced corresponding to the main light source module 21 and the supplementary light source module 22 .

In the lighting module 100 of the present invention, since the integrated optical element 2 completely covers the light source module 2, no electrical components are exposed, thus improving the safety protection level and avoiding the use of additional cost-increasing protective covers. The lighting module 100 can replace various existing non-energy-saving lamp tubes, lamp panels, etc., and has a simple structure and convenient installation, which can greatly bring convenience and energy saving to customers.

It should be noted that the embodiments of the present invention have better implementability and are not intended to limit the present invention in any form. Any person skilled in the art may use the technical content disclosed above to change or modify equivalent effective embodiments However, any modifications or equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention without departing from the content of the technical solution of the present invention still belong to the scope of the technical solution of the present invention.

Claims (18)

1. a kind of illumination module comprising:

Main light source mould group is provided with several luminescence units, and the main light source mould group includes light source substrate, and the luminescence unit is set It is placed in light source substrate；

Light source module group is mended, several luminescence units are provided with；And

Optical element；Wherein

Main light source mould group and benefit light source module group are electrically connected and are mutually spliced to form closed configuration, and group is set the optical element respectively It in main light source mould group and mends light source module group and covers at main light source mould group and mend light source module group surface, optical element is configured to master The emergent light of the luminescence unit of light source module group and benefit light source module group is emitted after carrying out light distribution；The light source substrate of the main light source mould group Including the extension that main part and main body one end extend to form, is formed and lacked between the extension and the main part other end Mouthful, it is described mend light source module group fill the notch and be located at the main light source mould group light source substrate main part and extension it Between.

2. illumination module as described in claim 1, it is characterised in that: the main light source mould group is in e shape, the benefit light source module group To be arc-shaped, and closes and splice with main light source mould group.

3. illumination module as described in claim 1, it is characterised in that: the main light source mould group further comprises driving mould group, The driving mould group is set to the light source substrate, and the luminescence unit is set to driving mould group periphery.

4. illumination module as described in claim 1, it is characterised in that: the main light source mould group and light filling source Mo Zu have respectively Light source substrate and several luminescence units for being set to light source substrate, wherein main light source mould group is led to respectively with light source module group adjoiner is mended It crosses conductor and respective light source substrate is electrically connected.

5. illumination module as claimed in claim 4, it is characterised in that: the main light source mould group and the light source base for mending light source module group Plate has been wholely set electric connector, and the electric connector realizes main light source mould group and light filling source by being electrically connected with conductor The electric connection of mould group.

6. illumination module as described in claim 1, it is characterised in that: the optical element respectively with main light source mould group and light filling Source Modular card buckles conjunction.

7. illumination module as described in claim 1, it is characterised in that: the optical element includes that the optics positioned at periphery accommodates Area, the optics accommodating area are provided with the optics accommodation groove of the luminescence unit accommodated and in face of main light source mould group and benefit light source module group, The emergent light incidence of the luminescence unit is emitted after entering the optics accommodation groove and light distribution.

8. illumination module as claimed in claim 7, it is characterised in that: the optical element is provided with to be surround by optics accommodating area Driving accommodating area, wherein the main light source mould group be provided with driving mould group correspondence be placed in the driving accommodating area.

9. illumination module as claimed in claim 7, it is characterised in that: the optics accommodating area has incidence surface and light-emitting surface, The incidence surface faces the optics accommodation groove, and wherein the emergent light of luminescence unit is incident to after optics accommodation groove by incidence surface And it is emitted after the optical arrangement of light-emitting surface.

10. illumination module as claimed in claim 9, it is characterised in that: the incidence surface and light-emitting surface are hyperboloid.

11. illumination module as claimed in claim 9, it is characterised in that: the incidence surface is provided with micro-structure.

12. illumination module as claimed in claim 8, it is characterised in that: further include at least one installation elements, be mounted on light It learns element and extends beyond main light source mould group and light filling source die set top for illumination module to be assembled to the chassis of illuminator.

13. illumination module as claimed in claim 12, it is characterised in that: shape between the driving accommodating area and optics accommodating area At there is space, along the space side, it is provided at least one installation part, the installation elements are in conjunction with the installation part.

14. illumination module as claimed in claim 13, it is characterised in that: the installation elements are locked on installation by screw Part.

15. illumination module as claimed in claim 12, it is characterised in that: the installation elements are at least partly permanent magnet, are used In the chassis for being adsorbed in illuminator.

16. a kind of light source module group comprising:

Main light source mould group is provided with several luminescence units, and the main light source mould group includes light source substrate, and the luminescence unit is set It is placed in light source substrate；And

Light source module group is mended, several luminescence units are provided with；Wherein

Main light source mould group and benefit light source module group are electrically connected and are mutually spliced to form closed configuration；The light source of the main light source mould group Substrate includes main part and the extension that main body one end extends to form, and is formed between the extension and the main part other end Notch, it is described mend light source module group fill the notch and be located at the main light source mould group light source substrate main part and extension it Between.

17. light source module group as claimed in claim 16, it is characterised in that: the main light source mould group is in e shape, the benefit light source die Group is arc-shaped.

18. a kind of illuminator comprising such as the described in any item illumination modules of claim 1-15 and chassis, wherein the photograph Bright mould group is mounted on the chassis.