CN210771482U

CN210771482U - LED module and lamp

Info

Publication number: CN210771482U
Application number: CN201921700049.2U
Authority: CN
Inventors: 陈伟明; 苏涛; 钟小东; 古广云; 纪斯文
Original assignee: Shenzhen Agc Lighting Technology Co ltd
Current assignee: Shenzhen Agc Lighting Technology Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-06-16
Anticipated expiration: 2029-10-09

Abstract

The utility model relates to the technical field of lighting technology, in particular to a LED module and a lamp, wherein the LED module comprises a lens and a mounting substrate, a plurality of LED lamp beads are electrically connected on the mounting substrate, the mounting substrate covers the bottom end face of the lens, a first sealing element is arranged between the lens and the mounting substrate, and a first fastener passes through the lens, the first sealing element and the mounting substrate and is locked; the lamp comprises an LED module and a radiator, wherein the radiator is provided with an installation channel and an installation cavity for accommodating the LED module, and the installation channel is communicated with the installation cavity. The LED lamp bead in the utility model is not affected by external environment and can stably emit light; the waterproof and dustproof performance of the lamp is enhanced by arranging the first sealing element; the first fastener penetrates through the lens, the first sealing element and the mounting substrate to realize fixed connection among the lens, the first sealing element and the mounting substrate, and the first fastener is detached to realize detachment of the LED module, so that the lamp can be conveniently assembled, detached and replaced.

Description

LED module and lamp

Technical Field

The utility model relates to the field of lighting technology, especially, relate to a LED module and lamps and lanterns.

Background

The LED lamp has the advantages of high efficiency, energy conservation, environmental protection and long service life, and is widely applied to other places such as road lighting, household lighting, office lighting and the like.

Traditional LED lamps and lanterns utilize the mode of screw-thread fastening to assemble usually, realize the fixed connection between each part in the lamps and lanterns, and lamps and lanterns use the back for a long time, if need dismantle and wash or maintain, need overcome the screw-thread fastening, dismantle one by one, the equipment and the maintenance of lamps and lanterns are comparatively loaded down with trivial details, difficult, and practicality is poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED module and lamps and lanterns to overcome lamps and lanterns equipment, dismantle the inconvenient defect of maintenance.

The utility model provides a technical scheme that above-mentioned technical problem adopted is:

the utility model provides a LED module, includes lens and mounting substrate, the last electric connection of mounting substrate has a plurality of LED lamp pearls, the mounting substrate lid fits on the bottom terminal surface of lens, be equipped with on the lens and be used for the holding chamber of LED lamp pearl, be provided with first sealing member between lens and the mounting substrate, still include first fastener, first fastener passes lens first sealing member reaches mounting substrate and locking.

In a preferred embodiment, a waterproof groove is formed along the circumferential direction of the lens, and the first sealing member is embedded in the waterproof groove.

In a preferred embodiment, the end face of the lens is further provided with a mounting groove, the mounting substrate is embedded in the mounting groove, and a waterproof wall is formed between the inner wall of the mounting groove and the outer wall of the lens.

In a preferred embodiment, an inner wall of the mounting groove and an inner wall of the watertight groove form a mounting step, and the watertight groove is located inside the mounting groove.

In a preferred embodiment, one end of the first fastening member is provided with a protrusion, and the other end of the first fastening member is provided with a flange.

In a preferred embodiment, a ventilation channel is arranged on the lens, a breathing film is embedded in the ventilation channel, and the ventilation channel is communicated with the accommodating cavity.

In a preferred embodiment, a top cover is arranged on the top of the ventilation channel, a plurality of ventilation holes are arranged on the top cover, and the ventilation holes are communicated with the ventilation channel.

In a preferred embodiment, a first mounting hole is formed in the lens, a second mounting hole is formed in the mounting substrate, a second fastener is inserted into the first mounting hole and the second mounting hole, a second sealing element is arranged on the surface of the second fastener in a surrounding manner, and the outer wall of the second sealing element is in contact with the inner walls of the first mounting hole and the second mounting hole.

In a preferred embodiment, the sealing device further includes a plug, the plug is disposed at the bottom of the mounting substrate and electrically connected to the mounting substrate, and a third sealing member is disposed between the plug and the mounting substrate.

The utility model also provides a lamp, including foretell LED module, still include the radiator, be equipped with installation passageway and holding on the radiator the installation cavity of LED module, the installation passageway with installation cavity intercommunication.

The utility model discloses following beneficial effect has at least:

the LED lamp bead in the utility model is positioned between the lens and the mounting substrate, so that the LED lamp bead is isolated from the outside, and the LED lamp bead is not influenced by the external environment and can stably emit light; a first sealing element is arranged between the lens and the mounting substrate, so that the waterproof and dustproof performances of the lamp are enhanced; fixed connection among the lens, the first sealing element and the mounting substrate can be realized by penetrating the first fastening piece through the lens, the first sealing element and the mounting substrate, and the disassembly of the LED module can be realized by disassembling the first fastening piece, so that the lamp can be conveniently assembled, disassembled and replaced.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic structural diagram of one embodiment of an LED module;

FIG. 2 is an exploded schematic view of one embodiment of an LED module;

FIG. 3 is a schematic view of the embodiment of FIG. 1 in another orientation;

FIG. 4 is a schematic structural view of one embodiment of a breathing membrane;

FIG. 5 is a schematic structural view of one embodiment of a first fastener;

FIG. 6 is a schematic structural view of one embodiment of a second fastener;

FIG. 7 is a schematic diagram of an embodiment of a light fixture;

FIG. 8 is an exploded view of the lamp of FIG. 7;

FIG. 9 is a schematic structural diagram of another embodiment of a lamp;

fig. 10 is an exploded view of the lamp of fig. 9.

Detailed Description

The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, etc. used in the present invention is only relative to the mutual positional relationship of the components of the present invention in the drawings.

Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.

Referring to fig. 1 to 4, the LED module in this embodiment includes a lens 100 and a mounting substrate 200, the mounting substrate 200 is electrically connected to a plurality of LED lamp beads 210, the mounting substrate 200 covers the bottom end surface of the lens 100, so that the LED lamp beads 210 are located between the lens 100 and the mounting substrate 200, the lens 100 is provided with an accommodating cavity 110 for accommodating the LED lamp beads 210, the lens 100 is further provided with a ventilation channel 120, a breathing film 130 is embedded in the ventilation channel 120, and the ventilation channel 120 is communicated with the accommodating cavity 110.

The LED lamp beads 210 are light sources of the LED module and can emit light and shine after being electrified; the mounting substrate 200 can be an aluminum substrate, and because the LED lamp beads 210 in this embodiment are directly connected to the mounting substrate 200, heat generated by the operation of the LED lamp beads 210 can be directly dissipated to the outside of the LED module through the mounting substrate 200, thereby optimizing the heat dissipation performance of the LED module; the mounting substrate 200 covers the bottom end face of the lens 100, so that the mounting substrate 200 is directly contacted with the external atmosphere, and the heat transfer efficiency of the mounting substrate 200 is improved; because the LED lamp bead 210 is located between the lens 100 and the mounting substrate 200, the LED lamp bead 210 is isolated from the outside, and the LED lamp bead 210 is not affected by the external environment and can stably emit light; the emergent angle of the light emitted by the LED lamp beads 210 can be changed after the light passes through the lens 100, so that the emergent light of the LED lamp beads 210 is softer and more uniform, and the light-emitting quality of the LED module is optimized; air outside and inside the LED module can enter and exit through the breathing film 130 in the ventilation channel 120, so that the air inside and outside the LED module can be exchanged, the pressure difference inside and outside the LED module can be kept balanced, water mist in the LED module or cracking caused by different pressure differences can be avoided, and the light emitting effect and the service life of the LED module can be improved.

In some embodiments, the breathing film 130 may be a nano film, which can only admit air without water, so as to prevent external water vapor from entering the inside of the LED module, thereby optimizing the waterproof and dustproof performance of the LED module.

Specifically, referring to fig. 4, the breathing film 130 is embedded inside the breathing passage 120, the top cover 140 is disposed on the top of the breathing passage 120, the top cover 140 is provided with a plurality of air holes 141, the number of the air holes 141 in this embodiment is 4, the size, shape and number of the air holes 141 can be reasonably selected according to the service environment of the LED module, and the air holes 141 are communicated with the breathing passage 120 to ensure that the air inside and outside the LED module can be exchanged through the breathing film 130. The top cover 140 can protect the breathing film 130 from being damaged by external objects, particularly sharp objects, and the air holes 141 can prevent large-particle impurities from entering the air permeable channel 120 to damage the breathing film 130, so that the service lives of the breathing film 130 and the LED module are prolonged.

The bottom of the mounting substrate 200 is electrically connected to a plug 300, and the plug 300 is connected to an external power source to provide power support for the operation of the LED module. The plug connector 300 is extended with a connecting wire 310, the connecting wire 310 is electrically connected with the mounting substrate 200, the bottom of the mounting substrate 200 is provided with a third sealing member 320, the third sealing member 320 is provided with a connecting hole for the connecting wire 310 to pass through, the connecting wire 310 passes through the connecting hole to be connected with the mounting substrate 200, and the inner wall of the connecting hole completely wraps the connecting wire 310, so that the sealing between the connecting wire 310 and the mounting substrate 200 is maintained. The plug connector 300 in this embodiment may also be configured as a pin structure.

Referring to fig. 5, a first sealing member 400 is disposed between the lens 100 and the mounting substrate 200, and the first sealing member 400 may be a silicone sealing ring to improve the sealing strength between the lens 100 and the mounting substrate 200. A circle of waterproof groove 150 is arranged at the edge close to the lens 100 along the circumferential direction of the lens 100, the waterproof groove 150 surrounds the area where the accommodating cavity 110 is located, and the first sealing element 400 is embedded into the waterproof groove 150 to prevent external moisture or impurities from entering the inside of the lens 100 and influencing the normal light emission of the LED lamp beads 210.

The lens 100 is further provided with a mounting groove 160 on the end surface of the bottom thereof, and the mounting substrate 200 is inserted into the mounting groove 160 and fixedly connected to the lens 100. A waterproof wall is formed between the inner wall of the mounting groove 160 and the outer wall of the lens 100, and the waterproof wall can prevent external water vapor and impurities from entering the inside of the LED module between the lens 100 and the mounting substrate 200, so that the sealing and waterproof performance of the LED module is optimized. It should be noted that, in this embodiment, the inner wall of the mounting groove 160 and the inner wall of the waterproof groove 150 form a mounting step, and the waterproof groove 150 is located inside the mounting groove 160, that is, the distance between the inner wall of the mounting groove 160 and the outer wall of the lens 100 is smaller than the distance between the inner wall of the waterproof groove 150 and the outer wall of the lens 100, so that external moisture or impurities cannot directly enter the inside of the LED module through the gap between the inner wall of the mounting substrate 200 and the inner wall of the mounting groove 160, and the waterproof performance of the LED module is further optimized.

The lens packaging structure further comprises a first fastening piece 500, wherein the first fastening piece 500 sequentially penetrates through the lens 100, the first sealing piece 400 and the mounting substrate 200 from top to bottom and is locked, so that the first sealing piece 400 can be tightly contacted with the end face of the lens 100 and the end face of the mounting substrate 200, the sealing performance of the first sealing piece 400 is improved, and the lens 100 is fixedly connected with the mounting substrate 200.

One end of the first fastening member 500 is provided with a spherical protrusion 510, the other end of the first fastening member 500 is provided with a flange 520 protruding outwards based on the center thereof, the lower end surface of the flange 520 abuts against the upper end surface of the lens 100, and the lens 100, the first sealing member 400 and the mounting substrate 200 are clamped between the flange 520 and the protrusion 510, so that the relative fixation of the three is realized. When the LED module is assembled, the first fastener 500 sequentially passes through the lens 100, the first sealing member 400, and the mounting substrate 200, and the assembly is completed; when the LED module is disassembled, the flange 520 of the first fastening member 500 is pulled upward, so that the protrusion 510 is withdrawn from the mounting substrate 200, the first sealing member 400, and the lens 100 in sequence, thereby completing the disassembly.

Referring to fig. 6, the lens 100 is provided with a first mounting hole 170, the mounting substrate 200 is provided with a second mounting hole 220, and the first sealing member 400 sequentially penetrates through the lens 100 and the mounting substrate 200 and is locked, so that the adhesion tightness between the lens 100 and the mounting substrate 200 is further enhanced. The lens 100 is further provided with a fixing groove 180, the fixing groove 180 is communicated with the first mounting hole 170 and the second mounting hole 220, a second sealing member 230 is accommodated in the fixing groove 180, the second sealing member 230 is pressed between the lens 100 and the mounting substrate 200 by a second fastening member 240, and the inner wall of the second sealing member 230 and the inner wall of the mounting substrate 200 are connected

The second fastening member 240 contacts, and the outer wall of the second sealing member 230 contacts with the inner wall of the first mounting hole 170 and the inner wall of the second mounting hole 220, so that the joint of the second fastening member 240 with the lens 100 and the mounting substrate 200 has good sealing strength and waterproof strength.

The first fasteners 500 in this embodiment are arranged at the edges of the lens 100 and the mounting substrate 200, and the second fasteners 240 are located in the area of the accommodating cavity 110 of the lens 100, so that the central areas of the lens 100 and the mounting substrate 200 maintain sufficient mounting strength. The second fastener 240 in this embodiment may be a threaded fastener.

Referring to fig. 7 and 8, the utility model also provides a lamp, this lamp a plurality of above-mentioned LED module still includes radiator 600, be equipped with the installation cavity 610 of holding LED module on this radiator 600, in the cavity 610 is should installed in the embedding of LED module, the edge of lens 100 and the inner wall laminating of installation cavity 610, mounting substrate 200 and the laminating of the bottom surface of installation cavity 610, LED lamp pearl 210 transmits the heat that can directly give off through radiator 600 to mounting substrate 200, the LED module is fixed with the realization of radiator 600 accessible threaded fastener.

The lamp in the embodiment comprises two LED modules, the two LED modules are arranged in the installation cavity 610 in parallel, the side edges of the lenses 100 of the two LED modules are attached to each other, the two LED modules are spliced on the radiator 600, and the lamp can meet different irradiation requirements.

The heat sink 600 is further provided with a mounting channel 620, the mounting channel 620 is communicated with the mounting cavity 610, and the position of the mounting channel 620 corresponds to the position of the plug-in connector 300 on the mounting substrate 200, so that the plug-in connector 300 is accommodated in the mounting channel 620, and the surface of the LED module is kept flat. The plugs 300 of different LED modules can be electrically connected and connected to an external power source in a unified manner. When lamps and lanterns broke down in this embodiment, can carry out the pertinence to trouble LED module and change, reach the purpose to the convenient change of LED module.

The number of the LED modules can be reasonably selected according to the actual use environment of the lamp, referring to fig. 9 and 10, the heat sink 600 in this embodiment is connected with four LED modules, and the four LED modules are sequentially and transversely arranged and accommodated in the installation cavity 610, so that the splicing of the plurality of LED modules is realized, and the use flexibility of the lamp is improved.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims

1. The utility model provides a LED module, its characterized in that, includes lens and mounting substrate, the last electric connection of mounting substrate has a plurality of LED lamp pearls, the mounting substrate lid fits on the bottom terminal surface of lens, be equipped with on the lens and be used for the holding chamber of LED lamp pearl, be provided with first sealing member between lens and the mounting substrate, still include first fastener, first fastener passes lens first sealing member reaches mounting substrate and locking.

2. The LED module according to claim 1, wherein a waterproof groove is formed along the circumference of the lens, and the first sealing member is embedded in the waterproof groove.

3. The LED module according to claim 2, wherein a mounting groove is further formed on the end surface of the lens, the mounting substrate is embedded in the mounting groove, and a waterproof wall is formed between the inner wall of the mounting groove and the outer wall of the lens.

4. The LED module according to claim 3, wherein the inner wall of the mounting groove and the inner wall of the waterproof groove form a mounting step, and the waterproof groove is positioned inside the mounting groove.

5. The LED module as claimed in claim 1, wherein the first fastening member has a protrusion at one end and a flange at the other end.

6. The LED module of claim 1, wherein the lens has a ventilation channel, a breathing film is embedded in the ventilation channel, and the ventilation channel is communicated with the accommodating cavity.

7. The LED module as claimed in claim 6, wherein a top cover is disposed on the top of the ventilation channel, and a plurality of ventilation holes are disposed on the top cover and are communicated with the ventilation channel.

8. The LED module as claimed in claim 1, wherein a first mounting hole is formed in the lens, a second mounting hole is formed in the mounting substrate, a second fastening member is inserted into the first mounting hole and the second mounting hole, a second sealing member is disposed around a surface of the second fastening member, and an outer wall of the second sealing member contacts with inner walls of the first mounting hole and the second mounting hole.

9. The LED module as claimed in claim 1, further comprising a plug disposed at the bottom of the mounting substrate and electrically connected to the mounting substrate, wherein a third sealing member is disposed between the plug and the mounting substrate.

10. A lamp, comprising a plurality of LED modules according to any one of claims 1 to 9, and a heat sink, wherein the heat sink is provided with a mounting channel and a mounting cavity for accommodating the LED modules, and the mounting channel is communicated with the mounting cavity.