CN214790552U

CN214790552U - LED lamp heat radiation structure

Info

Publication number: CN214790552U
Application number: CN202120867184.7U
Authority: CN
Inventors: 王万刚; 李健; 曾良军
Original assignee: Chongqing Jijin Technology Co ltd
Current assignee: Chongqing Jijin Technology Co ltd
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-11-19
Anticipated expiration: 2031-04-26

Abstract

The utility model discloses a LED lamp heat radiation structure, which comprises a housin, fixedly connected with heat-conducting plate in the casing, the base plate is installed to the lower lateral wall of heat-conducting plate, the LED light emitting source is installed to the lower lateral wall of base plate, a plurality of louvres have been seted up to the outer wall of casing, the interior roof fixedly connected with motor of casing, the terminal vertical downward and the incomplete gear of fixedly connected with of output shaft of motor, the anti-C type frame of inner wall fixedly connected with of casing, the interior diapire fixedly connected with bearing of anti-C type frame. The utility model discloses an intermittent type meshing of incomplete gear and gear realizes the reciprocal swing of bull stick to realize the large tracts of land fan-type heat dissipation of fan, and then improved the radiating efficiency of LED lamp, and through the setting of heating panel, further improved the radiating efficiency of LED lamp.

Description

LED lamp heat radiation structure

Technical Field

The utility model relates to a lamps and lanterns heat dissipation technical field especially relates to a LED lamp heat radiation structure.

Background

The LED lamp in the market is more and more widely used, and has stronger illumination intensity, but the LED lamp also can produce a large amount of calorific capacity when the illumination, and if these heats were not handled in time, the light emitting source of LED burns out very easily, has seriously influenced LED's life.

At present, most of heat dissipation structures in the LED lamp dissipate heat through fans, the position of the fan in the LED lamp is usually fixed, and if heat dissipation is achieved through only one fan, the fan area is limited, and the heat dissipation efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art, and the LED lamp heat radiation structure who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a heat dissipation structure of an LED lamp comprises a shell, wherein a heat conduction plate is fixedly connected in the shell, a base plate is installed on the lower side wall of the heat conduction plate, an LED luminous source is installed on the lower side wall of the base plate, a plurality of heat dissipation holes are formed in the outer wall of the shell, a motor is fixedly connected to the inner top wall of the shell, the tail end of an output shaft of the motor vertically faces downwards and is fixedly connected with an incomplete gear, an inverted C-shaped frame is fixedly connected to the inner wall of the shell, a bearing is fixedly connected to the inner bottom wall of the inverted C-shaped frame, a rotating shaft penetrating through the inner top wall of the inverted C-shaped frame is fixedly connected to an inner ring of the bearing, a gear meshed with the incomplete gear is fixedly connected to one end, located outside the inverted C-shaped frame, of the rotating shaft is fixedly sleeved with a rotating rod, one end, far away from the rotating shaft, of the rotating rod is fixedly connected with a motor, and the tail end of the output shaft of the motor is connected with a fan, the inner wall fixedly connected with arc pipe of casing, the tip of arc pipe slides and inserts the arc pole that is equipped with and bull stick outer wall fixed connection, the common fixedly connected with spring between the one end that the arc pole is located the arc pipe and the arc pipe.

Preferably, two heat dissipation plates are fixedly connected to the upper side wall of the heat conduction plate.

Preferably, the radius of the arc-shaped rod and the arc-shaped pipe is equal to the distance from the rotating shaft to the joint of the rotating rod and the arc-shaped rod.

Preferably, the substrate is made of an aluminum alloy.

Preferably, both the heat dissipation plates are arranged in an S shape.

Compared with the prior art, this LED lamp heat radiation structure's advantage lies in:

1. the incomplete gear and the gear are arranged, and the reciprocating swing of the rotating rod is realized by the intermittent meshing of the incomplete gear and the expansion and contraction of the arc-shaped rod in the arc-shaped pipe, so that the large-area fan cooling of the fan is realized, and the cooling efficiency of the LED lamp is improved;

2. the heat dissipation plate is arranged, heat on the heat conduction plate can be quickly transferred to a space above the heat conduction plate through the heat dissipation plate, and then the heat is dissipated from the heat dissipation hole through the fan, so that the heat dissipation efficiency of the LED lamp is further improved;

to sum up, the utility model discloses an intermittent type meshing of incomplete gear and gear realizes the reciprocating swing of bull stick to realize the large tracts of land fan-type heat dissipation of fan, and then improved the radiating efficiency of LED lamp, and through the setting of heating panel, further improved the radiating efficiency of LED lamp.

Drawings

Fig. 1 is a bottom sectional view of a heat dissipation structure of an LED lamp according to the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

fig. 3 is a top sectional view of the heat dissipation structure of an LED lamp according to the present invention;

fig. 4 is a schematic view of a partial structure of a heat dissipation structure of an LED lamp according to the present invention;

fig. 5 is a front cross-sectional view of the heat dissipation structure of the LED lamp of the present invention.

In the figure: the LED lamp comprises a shell 1, a heat conducting plate 2, a base plate 3, an LED lamp light emitting source 4, a heat radiating plate 5, a heat radiating hole 6, a motor 7, an incomplete gear 8, a reverse C-shaped frame 9, a bearing 10, a rotating shaft 11, a gear 12, a rotating rod 13, a motor 14, a fan 15, a spring 16, an arc-shaped tube 17 and an arc-shaped rod 18.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a heat radiation structure of an LED lamp comprises a casing 1, a heat conducting plate 2 is fixedly connected in the casing 1, two heat dissipating plates 5 are fixedly connected to the upper side wall of the heat conducting plate 2, the two heat dissipating plates 5 are both in an S-shaped arrangement, heat on the heat conducting plate 2 can be rapidly transferred to a space above the heat conducting plate 2 through the heat dissipating plates 5, the S-shaped arrangement of the heat dissipating plates 5 can increase the contact area between the heat dissipating plates 5 and the heat conducting plate 2, and therefore the heat radiation efficiency of the LED lamp is improved.

The base plate 3 is installed to the lower lateral wall of heat-conducting plate 2, and base plate 3 adopts the material of aluminum alloy to make, and the material thermal conductivity of aluminum alloy is better.

LED light emitting source 4 is installed to the lower lateral wall of base plate 3, a plurality of louvres 6 have been seted up to the outer wall of casing 1, the anti-C type frame 9 of inner wall fixedly connected with of casing 1, anti-C type frame 9's interior diapire fixedly connected with bearing 10, bearing 10's inner circle fixedly connected with runs through the pivot 11 of the interior roof of anti-C type frame 9, pivot 11 can rotate here, the fixed cover of one end outer wall that pivot 11 is located anti-C type frame 9 is equipped with bull stick 13, the one end fixedly connected with motor 14 of pivot 11 is kept away from to bull stick 13, motor 14's output shaft end-to-end connection fan 15, rotate through motor 14 drive fan 15, then blow the heat of heat-conducting plate 2 top and distribute out to louvre 6 department, realize the heat dissipation of LED lamp.

The inner top wall of the shell 1 is fixedly connected with a motor 7, the tail end of an output shaft of the motor 7 is vertically downward and fixedly connected with an incomplete gear 8, one end of a rotating shaft 11, which is positioned outside a reverse C-shaped frame 9, is fixedly connected with a gear 12 which is meshed with the incomplete gear 8, the inner wall of the shell 1 is fixedly connected with an arc-shaped pipe 17, the end part of the arc-shaped pipe 17 is slidably inserted with an arc-shaped rod 18 which is fixedly connected with the outer wall of a rotating rod 13, the radius of the arc-shaped rod 18 and the radius of the arc-shaped pipe 17 are equal to the distance from the rotating shaft 11 to the joint of the rotating rod 13 and the arc-shaped rod 18, the aim is to ensure that the radius of the arc-shaped rod 18 and the arc-shaped pipe 17 is consistent with the rotating radius of the rotating rod 13, a spring 16 is fixedly connected between one end of the arc-shaped rod 18, which is positioned in the arc-shaped pipe 17, the incomplete gear 8 is driven to rotate by the motor 7, when the tooth part of the incomplete gear 8 is meshed with the gear 12, the gear 12 which is meshed with the rotating shaft is driven to rotate, the rotating shaft 11 is driven to rotate, the arc-shaped rod 18 is driven to extend in the arc-shaped tube 17 and stretch the spring 16, when the toothed part of the incomplete gear 8 is not meshed with the gear 12, the arc-shaped rod 18 is contracted into the arc-shaped tube 17 under the elastic force of the spring 16, the rotating rod 13 is driven to rotate in the direction, reciprocating swing of the rotating rod 13 is achieved, then the fan 15 is driven to reciprocate swing, large-area fan cooling of the fan 15 is achieved, and the cooling efficiency of the LED lamp is improved.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

incomplete gear 8 is driven to rotate through motor 7, when the toothed part of incomplete gear 8 meshes with gear 12, drive gear 12 with it meshing and rotate, make pivot 11 rotate, and drive arc pole 18 extension and extension spring 16 in arc pipe 17, when the toothed part of incomplete gear 8 does not mesh with gear 12, under spring 16's elasticity, arc pole 18 contracts to in the arc pipe 17, thereby drive bull stick 13 direction and rotate, and then realize the reciprocal swing of bull stick 13, then drive fan 15 reciprocal swing, realize fan 15's large tracts of land fan heat dissipation, the radiating efficiency of LED lamp has been improved, and through the setting of heating panel 5, the radiating efficiency of LED lamp has further been improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a LED lamp heat radiation structure, includes casing (1), its characterized in that, fixedly connected with heat-conducting plate (2) in casing (1), base plate (3) are installed to the lower lateral wall of heat-conducting plate (2), LED light emitting source (4) are installed to the lower lateral wall of base plate (3), a plurality of louvres (6) have been seted up to the outer wall of casing (1), the interior roof fixedly connected with motor (7) of casing (1), the output shaft end of motor (7) is vertical downwards and fixedly connected with incomplete gear (8), the inner wall fixedly connected with of casing (1) is anti-C type frame (9), the interior roof fixedly connected with bearing (10) of anti-C type frame (9), the inner circle fixedly connected with of bearing (10) runs through pivot (11) of the interior roof of anti-C type frame (9), one end fixedly connected with gear (12) that pivot (11) are located outside anti-C type frame (9) and mesh with incomplete gear (8), the fixed cover of one end outer wall that pivot (11) are located anti C type frame (9) is equipped with bull stick (13), one end fixedly connected with motor (14) of pivot (11) are kept away from in bull stick (13), output shaft end-to-end connection fan (15) of motor (14), the inner wall fixedly connected with arc pipe (17) of casing (1), the tip of arc pipe (17) slides and inserts arc pole (18) that are equipped with bull stick (13) outer wall fixed connection, common fixedly connected with spring (16) between one end that arc pole (18) are located arc pipe (17) and arc pipe (17).

2. The heat dissipation structure of LED lamp as claimed in claim 1, wherein two heat dissipation plates (5) are fixedly connected to the upper side wall of the heat conduction plate (2).

3. The heat dissipation structure of claim 1, wherein the radius of the arc rod (18) and the arc tube (17) is equal to the distance from the rotating shaft (11) to the joint of the rotating rod (13) and the arc rod (18).

4. The heat dissipation structure of claim 1, wherein the substrate (3) is made of aluminum alloy.

5. The heat dissipation structure of LED lamp as claimed in claim 2, wherein the two heat dissipation plates (5) are S-shaped.