CN210687816U

CN210687816U - LED illuminating lamp

Info

Publication number: CN210687816U
Application number: CN201922257811.0U
Authority: CN
Inventors: 帅阿玲; 唐波
Original assignee: Huizhou Shuaishi Photoelectric Technology Co ltd
Current assignee: Huizhou Shuaishi Photoelectric Technology Co ltd
Priority date: 2019-12-14
Filing date: 2019-12-14
Publication date: 2020-06-05
Anticipated expiration: 2029-12-14

Abstract

The utility model relates to a LED light, include: the lamp comprises a fixed box, a substrate and a plurality of lamp beads; the lamp beads are arranged on the front side of the substrate, and the outer edge of the substrate is provided with a stopping part; the fixed box is internally provided with an accommodating cavity, one side of the fixed box is provided with a mounting hole, the mounting hole is communicated with the accommodating cavity, the front side of the fixed box is provided with an illuminating hole, the illuminating hole is communicated with the accommodating cavity, the side wall of the illuminating hole is convexly provided with a stopping ring towards the inner side of the illuminating hole, the surface of the stopping ring and the side wall of the illuminating hole are respectively provided with a cushion pad, the stopping part of the substrate is abutted against the stopping ring, one surface of the heat-conducting support frame is abutted against the back surface of the substrate, and the other surface of the heat-conducting support frame is abutted against the side wall. The heat-conducting support frame and the stop ring are abutted against two surfaces of the support substrate, so that the substrate is firmly fixed in the fixing box, the buffer pad provides buffer for the substrate, the substrate is buffered, large-amplitude vibration of the substrate is avoided, and disconnection of the lamp bead caused by vibration is effectively avoided.

Description

LED illuminating lamp

Technical Field

The utility model relates to a LED lighting technology field especially relates to a LED light.

Background

An led (light emitting diode) lamp is a commonly used lighting lamp, and has the characteristics of low energy consumption, high brightness and long service life. LEDs are widely used in various lighting scenes. Generally speaking, the LED lighting bead is fixed on the substrate by welding.

In the production process, because the inaccuracy of soldering tin, it is unstable to lead to the pad connection of LED lamp pearl and base plate, when the use of LED lamp or when producing vibrations in transportation process, can lead to the vibrations of LED lamp, arouses the disconnection of being connected between LED lamp pearl and the base plate to lead to the LED lamp to become invalid.

The base plate of traditional LED lamp is generally through in the screw direct mount lamp body, lacks well fixed knot structure and buffer structure, leads to the base plate to rock the range great, leads to the lamp pearl on the base plate to break off inefficacy easily.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide an LED illumination lamp.

An LED illumination lamp comprising: the lamp comprises a fixed box, a substrate and a plurality of lamp beads;

each lamp bead is arranged on the front side of the substrate, and the outer edge of the substrate is provided with a stopping part;

the edge of the outer side of the fixed box is convexly provided with a plurality of installation parts, each installation part is provided with a connecting hole, an accommodating cavity is formed in the fixed box, one side of the fixed box is provided with an installation hole, the installation holes are communicated with the accommodating cavity, the front of the fixed box is provided with an illumination hole, the illumination hole is communicated with the accommodating cavity, the side wall of the illumination hole is convexly provided with a stop ring towards the inner side of the illumination hole, the surface of the stop ring and the side wall of the illumination hole are respectively provided with a cushion pad, the stop part of the substrate is abutted against the stop ring, and the front of the substrate is flush with the front of the fixed box or protrudes out of the front of the fixed box,

the light-emitting device is characterized in that a heat-conducting support frame is arranged in the accommodating cavity, one surface of the heat-conducting support frame abuts against the back surface of the substrate, and the other surface of the heat-conducting support frame abuts against the side wall of one side, far away from the lighting hole, of the accommodating cavity.

In one embodiment, the thickness of the stopper is less than the thickness of the substrate.

In one embodiment, the substrate includes a substrate body and a supporting plate, each of the beads is disposed on the front surface of the substrate body, the back surface of the substrate body is fixedly connected to one surface of the supporting plate, the other surface of the supporting plate abuts against the heat-conducting supporting frame, the width of the supporting plate is greater than that of the substrate body, and the portion of the supporting plate protruding out of the substrate body forms the stop portion.

In one embodiment, the cross-sectional shape of the mounting hole is rectangular.

In one embodiment, the heat-conducting support frame is fixedly connected with the fixing box through a screw connector.

In one embodiment, the fixing box has a fixing hole formed on a back surface thereof, the heat-conducting support frame has a screwing hole formed therein, and the screwing member is inserted into the screwing hole through the fixing hole and screwed with a sidewall of the screwing hole.

In one embodiment, the heat conducting support frame is made of metal.

In one embodiment, one surface of the heat-conducting support frame is abutted to the back surface of the substrate through heat-conducting silica gel.

In one embodiment, the lamp housing further comprises a lamp housing and a screw, wherein a plurality of screw connecting columns are arranged in the lamp housing, screw holes are axially formed in the screw connecting columns, the mounting portion abuts against the end surfaces of the screw connecting columns, the connecting holes are aligned to the screw holes one by one, and the screw penetrates through the connecting hole, is inserted into the screw hole and is in threaded connection with the side wall of the screw hole.

In one embodiment, the lamp further comprises a lamp shade, the lamp shade is connected with the lamp shell, and the fixing box is arranged on the inner sides of the lamp shell and the lamp shade.

The utility model has the advantages that: the base plate is arranged in the fixing box, the heat conduction support frame and the stop ring are abutted to two surfaces of the support base plate, so that the base plate is stably fixed in the fixing box, the buffer pads on the surface of the stop ring and the side wall of the illumination hole buffer the base plate, the base plate is buffered, the base plate is prevented from vibrating greatly, the disconnection of lamp beads caused by vibration is effectively avoided, and the service life of the LED illuminating lamp is effectively prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic perspective view of an LED lighting lamp according to an embodiment;

FIG. 2 is a schematic cross-sectional view of an LED lighting lamp according to an embodiment;

FIG. 3 is a schematic perspective exploded view of one direction of an LED lighting lamp according to an embodiment;

fig. 4 is a schematic perspective exploded view of another direction of the LED lighting lamp according to another embodiment.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 and fig. 2, an LED lighting lamp 10 according to an embodiment of the present invention includes: the lamp comprises a fixed box 100, a substrate 200 and a plurality of lamp beads 300; each of the lamp beads 300 is disposed on the front surface of the substrate 200, and a stopper 210 is disposed on the outer edge of the substrate 200; the outer edge of the fixed box 100 is convexly provided with a plurality of mounting portions 110, each mounting portion 110 is provided with a connecting hole 111, a receiving cavity 101 is formed in the fixed box 100, a mounting hole 103 is formed in one side of the fixed box 100, the mounting hole 103 is communicated with the receiving cavity 101, the front surface of the fixed box 100 is provided with an illuminating hole 102, the illuminating hole 102 is communicated with the receiving cavity 101, a stop ring 120 is convexly arranged on the side wall of the illuminating hole 102 towards the inner side of the illuminating hole 102, the surface of the stop ring 120 and the side wall of the illuminating hole 102 are respectively provided with a cushion 500, the stop portion 210 of the substrate 200 is abutted against the stop ring 120, the front surface of the substrate 200 is flush with the front surface of the fixed box 100 or the front surface of the substrate 200 protrudes out of the front surface of the fixed box 100, and a heat-conducting support frame 130 is arranged in the receiving cavity 101, one surface of the heat-conducting support 130 abuts against the back surface of the substrate 200, and the other surface of the heat-conducting support 130 abuts against a sidewall of the accommodating cavity 101 on a side away from the illumination hole 102.

Specifically, the front surface of the substrate 200 faces the light emitting direction of the lamp bead 300, and when the substrate 200 is installed in the accommodating cavity 101 and disposed in the lighting hole 102, the surface of the fixing box 100 facing the front surface of the substrate 200 is the front surface of the fixing box 100. The surface of the substrate 200 facing away from the lamp beads 300 is the back surface of the substrate 200, and similarly, the surface of the fixing box 100 facing away from the illumination hole 102 is the back surface. In this embodiment, the lamp bead 300 is an LED lamp bead. The lamp bead 300 is soldered to a pad on the front surface of the substrate 200 and electrically connected to a circuit on the substrate 200. As shown in fig. 4, a connection port 240 is disposed on one side of the back surface of the substrate 200, the connection port 240 is used for connecting an external power source, in one embodiment, a communication port 105 is disposed on one side wall of the accommodating cavity 101, the communication port penetrates through a side surface of the fixing box 100, and the communication port 105 is aligned with the connection port 240, so that a cable connected to the connection port 240 and the external power source can penetrate through the communication port 105 to the outside of the fixing box 100, thereby connecting the connection port and the external power source, and supplying power to the substrate 200.

The front of the substrate 200 can be exposed by the lighting hole 102, so that the light emitted by the lamp beads 300 on the substrate 200 can be irradiated to the outside, and in addition, because the front of the substrate 200 is flush with the front of the fixing box 100, the light emission of the lamp beads 300 is prevented from being blocked, so that the light emitting effect is better.

The stop ring 120 protruding from the sidewall of the illumination hole 102 abuts against the stop portion 210 of the substrate 200 through the buffer pad, so as to limit the substrate 200 from falling off from the illumination hole 102, in this embodiment, the substrate 200 is provided with a circular plate, the cross-sectional shape of the illumination hole 102 is circular, the inner diameter of the stop ring 120 is equal to the diameter of the substrate 200, and the inner diameter of the stop ring 120 is smaller than the diameter of the stop portion 210, so as to effectively limit the falling off of the substrate 200. The cushion pads on the surface of the stop ring 120 abut against the substrate 200 and the stop part 210, and the cushion pads arranged on the side walls of the illumination hole 102 abut against the side surfaces of the stop part 210 of the substrate 200 to buffer the side surfaces of the substrate 200, so that the cushion pads on the surface of the stop ring 120 and the side walls of the illumination hole 102 provide buffer for the substrate 200 from multiple directions, the buffer effect of the substrate 200 is better, and the loosening or disconnection of the lamp bead 300 caused by vibration is effectively avoided.

Referring to fig. 1 and 3, the mounting hole 103 on one side of the fixing box 100 is used for mounting the substrate 200 and the heat-conducting support frame 130, the width of the mounting hole 103 is greater than the diameter or width of the substrate 200, and the width of the mounting hole 103 is greater than or equal to the width of the heat-conducting support frame 130, so that the substrate 200 can be inserted into the accommodating cavity 101 from the mounting hole 103 on one side of the fixing box 100 and mounted in the illumination hole 102, and then the heat-conducting support frame 130 is inserted into the accommodating cavity 101 from the mounting hole 103, so that one surface of the heat-conducting support frame 130 abuts against the substrate 200 and the other surface abuts against the side wall of the accommodating cavity 101, thereby fixing and supporting the substrate 200, and in addition, the heat-conducting support frame 130 can conduct heat to the substrate 200, thereby enabling heat generated by the substrate 200.

In one embodiment, as shown in fig. 2, the side wall of the receiving chamber 101 is provided with a buffer pad 500, and the side wall of the receiving chamber 101 abuts against the side surface of the heat-conducting support frame 130 through the buffer pad, so that the side surface provides a buffer for the heat-conducting support frame 130, and indirectly provides a buffer for the substrate 200, thereby further preventing the substrate 200 from vibrating.

In order to make the front surface of the substrate 200 flush with the front surface of the cassette 100 or to make the substrate 200 protrude out of the illumination hole 103, in one embodiment, the thickness of the stopper 210 is smaller than that of the substrate 200. In this embodiment, since the thickness of the stopping portion 210 is smaller, the front surface of the substrate 200 can protrude from the stopping ring 120 to be flush with the front surface of the fixing box 100 or the front surface of the substrate 200 protrudes from the front surface of the fixing box 100, so that the light emitted by the lamp beads is prevented from being blocked, and the light emitting and illuminating effect is better.

In order to provide the substrate 200 and the stopper 210, in an embodiment, as shown in fig. 3, the substrate 200 includes a substrate body 220 and a supporting plate 230, each of the beads 300 is disposed on a front surface of the substrate body 220, a back surface of the substrate body 220 is fixedly connected to one surface of the supporting plate 230, another surface of the supporting plate 230 abuts against the heat-conducting supporting frame 130, a width of the supporting plate 230 is greater than a width of the substrate body 220, and a portion of the supporting plate 230 protruding from the substrate body 220 forms the stopper 210.

In this embodiment, the substrate body 220 and the supporting plate 230 are both circular, or the substrate body 220 and the supporting plate 230 are both circular plates, the back surface of the substrate body 220 is bonded or welded to the supporting plate 230, so that the substrate body 220 and the supporting plate 230 are fixedly connected, the central axis of the substrate body 220 coincides with the central axis of the supporting plate 230, the two are concentrically arranged, and the protruding portion of the outer edge of the supporting plate 230 relative to the substrate body 220 is the stopper 210, so that the substrate body 220 is installed in the illumination hole 102, the front surface of the substrate body 220 is flush with the front surface of the fixing box 100, the cushion pads on the surface of the stopper ring 120 abut against the side surface of the substrate body 220 and the edge of the front surface of the supporting plate 230, so that the substrate body 220 and the supporting plate 230 are both buffered, and the cushion pads on the stopper ring 120 abut against the supporting plate 230, thereby preventing the substrate, the sidewalls of the illumination hole 102 abut against the outer edges of the support plate 230 through the cushion pad, restricting the displacement of the support plate 230 so that the support plate 230 is fixed and providing the cushion for the support plate 230.

In one embodiment, the cross-sectional shape of the mounting hole 103 is rectangular. In this embodiment, the shape of the cross section of the heat-conducting support frame 130 matches the shape of the cross section of the mounting hole 103, so that the heat-conducting support frame 130 can be mounted in the accommodating cavity 101 through the mounting hole 103.

In order to better dissipate heat of the substrate 200, in an embodiment, as shown in fig. 3, the middle portion of the heat-conducting support 130 has a hollow structure, and the structure of the heat-conducting support 130 is a frame structure, in this embodiment, the heat-conducting support 130 is configured as a rectangular frame structure, and the hollow structure in the heat-conducting support 130 is favorable for air circulation, and is favorable for improving heat dissipation efficiency. In one embodiment, the heat dissipation opening 131 is formed at one side of the heat conducting support frame 130, the heat dissipation opening 131 is communicated with the hollow structure at the middle portion of the heat conducting support frame 130, and the heat dissipation opening 131 is aligned with the mounting hole 103 and is communicated with the mounting hole 103, so that heat at the inner side of the heat conducting support frame 130 can be dissipated to the outside through the heat dissipation opening and the mounting hole 103.

In order to achieve good heat dissipation performance, in one embodiment, the heat conducting supporting frame 130 is made of metal. In this embodiment, the heat conducting support frame 130 is made of copper or aluminum alloy, the heat conducting support frame 130 made of copper or aluminum alloy has high heat conductivity, and can rapidly absorb the heat of the substrate 200 and dissipate the heat to the outside through the mounting hole 103, so that the LED lighting lamp 10 has good heat dissipation performance.

In order to firmly fix the heat-conducting support 130 in the receiving cavity 101, in one embodiment, the heat-conducting support 130 is fixedly connected to the fixing box 100 by a screw (not shown). The heat conductive support 130 can be stably coupled to the fixing box 100 by the screw. In one embodiment, the fixing box 100 has a plurality of fixing holes formed on a back surface thereof, the heat-conducting support 130 has a plurality of screwing holes, and the screwing member is inserted into the screwing hole through the fixing holes and screwed with a sidewall of the screwing hole. After the heat-conducting support frame 130 is inserted into the accommodating cavity 101 through the mounting hole 103, the heat-conducting support frame 130 is fixedly connected with the fixing box 100 through the screw connector, so that the heat-conducting support frame 130 can be stably fixed in the accommodating cavity 101.

In order to conduct heat better, in one embodiment, one surface of the heat conducting supporting frame 130 abuts against the back surface of the substrate 200 through a heat conducting silicone. Like this, through setting up heat conduction silica gel, not only can pass to heat conduction support frame 130 with the heat of base plate 200, can also make between base plate 200 and the heat conduction support frame 130 insulating, in addition, because heat conduction silica gel's hardness is less than the metal, consequently, heat conduction silica gel can avoid the rigid contact between base plate 200 and the heat conduction support frame 130, provides the buffering for between base plate 200 and the heat conduction support frame 130.

In one embodiment, the LED lighting lamp 10 further includes a lamp housing and a screw, the lamp housing is provided with a plurality of screw posts, the screw posts are axially provided with screw holes, the mounting portion 110 abuts against end surfaces of the screw posts, the connecting holes 111 are aligned to the screw holes one by one, and the screw passes through the connecting hole 111, is inserted into the screw hole, and is screwed with a sidewall of the screw hole. By the above structure, the fixing box 100 is fixedly installed in the lamp housing. When installing LED light 10, at first install base plate 200 and heat conduction support frame 130 in fixed box 100, install fixed box 100 as whole to the lamp body afterwards in to make the installation more simple and easy, provide the buffering for base plate 200 through fixed box 100, make base plate 200 can reduce vibration amplitude and vibration frequency in the lamp body, effectively protect the connection of lamp pearl 300.

In one embodiment, the LED lighting lamp 10 further includes a lamp housing connected to the lamp housing, and the fixing box 100 is disposed inside the lamp housing and the lamp housing. In this embodiment, lamp shade and lamp body are connected, and the inboard installation cavity that forms, and base plate 200, fixed box 100 all set up the installation cavity in, and the front of base plate 200 is towards the lamp shade for lamp pearl 300 is luminous towards the lamp shade. It should be noted that, since the lamp housing and the lamp cover can be implemented by using the structure in the prior art, the structure of the lamp housing and the lamp cover is not further limited in this embodiment and is not elaborated.

In the above embodiments, the substrate 200 is installed in the fixing box 100, and the heat-conducting support 130 and the stop ring 120 abut against two surfaces of the support substrate 200, so that the substrate 200 is stably fixed in the fixing box 100, and the buffer pads on the surface of the stop ring 120 and the side wall of the illumination hole 102 provide buffers for the substrate 200, so that the substrate 200 is buffered, further substantial vibration of the substrate 200 is avoided, disconnection of the lamp bead 300 due to vibration is effectively avoided, and the service life of the LED illumination lamp 10 is effectively prolonged.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An LED illumination lamp, comprising: the lamp comprises a fixed box, a substrate and a plurality of lamp beads;

2. The LED lighting lamp according to claim 1, wherein a thickness of the stopper is smaller than a thickness of the substrate.

3. The LED illuminating lamp according to claim 1, wherein the substrate comprises a substrate body and a supporting plate, each lamp bead is arranged on the front surface of the substrate body, the back surface of the substrate body is fixedly connected with one surface of the supporting plate, the other surface of the supporting plate is abutted against the heat-conducting supporting frame, the width of the supporting plate is larger than that of the substrate body, and the part of the supporting plate protruding out of the substrate body forms the stopping part.

4. The LED lighting lamp according to claim 1, wherein the sectional shape of the mounting hole is rectangular.

5. The LED illuminating lamp according to claim 1, wherein the heat-conducting support frame is fixedly connected with the fixing box through a screw connector.

6. The LED illuminating lamp is characterized in that a fixing hole is formed in the back face of the fixing box, a screwing hole is formed in the heat conduction supporting frame, and the screwing piece penetrates through the fixing hole, is inserted into the screwing hole and is screwed with the side wall of the screwing hole.

7. The LED lighting lamp according to any one of claims 1 to 6, wherein the heat conducting support frame is made of metal.

8. The LED illuminating lamp according to claim 7, wherein one surface of the heat-conducting support frame is abutted to the back surface of the substrate through heat-conducting silica gel.

9. The LED illuminating lamp according to any one of claims 1 to 6, further comprising a lamp housing and screws, wherein a plurality of screw posts are arranged in the lamp housing, screw holes are axially formed in the screw posts, the mounting portion abuts against the end faces of the screw posts, the connecting holes are aligned to the screw holes one by one, and the screws penetrate through the connecting holes and are inserted into the screw holes and are in threaded connection with the side walls of the screw holes.

10. The LED illuminating lamp is characterized by further comprising a lamp cover, the lamp cover is connected with the lamp shell, and the fixing box is arranged on the inner sides of the lamp shell and the lamp cover.