CN210153663U

CN210153663U - High-efficient heat dissipation type down lamp

Info

Publication number: CN210153663U
Application number: CN201921150954.5U
Authority: CN
Inventors: 吴一凡; 潘只华
Original assignee: Jiangmen Kemai Lighting Technology Co Ltd
Current assignee: Jiangmen Kemai Lighting Technology Co Ltd
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-03-17
Anticipated expiration: 2029-07-22

Abstract

The utility model relates to a down lamp technical field just discloses a high-efficient heat dissipation type down lamp, including the bottom plate shell, the top threaded connection of bottom plate shell has outer protecting pipe, the outside fixedly connected with cooling tube of outer protecting pipe, the top fixedly connected with protection outer tube of outer protecting pipe, the dustproof backplate of top fixedly connected with of protection outer tube, the top fixedly connected with fixed plate of dustproof backplate, the draw-in groove has all been seted up at the front and the back of dustproof backplate. This high-efficient heat dissipation type down lamp, through being fixed in the buckle on the installation face, space between buckle and the dustproof backplate provides the heat dissipation space for protecting the outer tube, down lamp heat dispersion has been strengthened, be provided with a plurality of cooling tubes in the outside of protecting outer tube and outer protecting pipe, compare with ordinary down lamp, heat dispersion has been strengthened, and the bottom of bottom plate shell has seted up super large thermovent, can make outer protecting pipe and the inside heat of protection outer tube fully discharged, thereby accomplish the efficient and dispel the heat to the down lamp.

Description

High-efficient heat dissipation type down lamp

Technical Field

The utility model relates to a down lamp technical field specifically is a high-efficient heat dissipation type down lamp.

Background

The down lamp is a lamp with a screw lamp holder and can be directly provided with an incandescent lamp or an energy-saving lamp, the down lamp is a light downward-emitting type illuminating lamp embedded in a ceiling, all light is projected downwards, direct light distribution is achieved, different light effects can be achieved by using different reflectors, lenses, shutters and bulbs, the down lamp does not occupy space, the soft atmosphere of space can be increased, and if a warm feeling is created, a plurality of down lamps can be installed in a trial mode, and the space oppression is reduced.

The LED down lamp is used as a lighting lamp with wide application prospect, the heat dissipation of the LED down lamp is also an important problem in the product development process, the LED down lamp works between a ceiling and a roof, the heat dissipation space is limited, the weight of a heat radiator cannot be overlarge, the defect that the heat dissipation of the existing high-power LED down lamp heat radiator is overlarge when the heat radiator only depends on natural convection is overcome, the luminous efficiency of the down lamp is low, the junction temperature is increased, the service life is shortened, and therefore the high-efficiency heat dissipation type down lamp is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a high-efficient heat dissipation type down lamp possesses high-efficient radiating advantage, has solved because work between ceiling and roof, and the heat dissipation space is limited, and the weight of radiator also can not be too big, and the too big defect of diffusion heat when present high-power LED down lamp radiator relies on the natural convection heat dissipation alone, and the luminous efficiency of down lamp is lower to arouse the junction temperature and rise, the problem that the life-span reduced.

(II) technical scheme

For realizing the purpose of the above-mentioned high-efficient heat dissipation, the utility model provides a following technical scheme: the utility model provides a high-efficient heat dissipation type down lamp, includes the bottom plate shell, the top threaded connection of bottom plate shell has outer protecting pipe, the outside fixedly connected with cooling tube of outer protecting pipe, the top fixedly connected with protection outer tube of outer protecting pipe, the dustproof backplate of top fixedly connected with of protection outer tube, the top fixedly connected with fixed plate of dustproof backplate, the draw-in groove has all been seted up at the front and the back of dustproof backplate, the inner wall fixed mounting of draw-in groove has reset spring, reset spring's outside fixed mounting has the buckle, the front of dustproof backplate and the equal threaded connection in back have the fixed screw, the right side fixedly connected with protective case of outer protecting pipe, the right side fixedly connected with of outer protecting pipe is located the inside connecting wire of protective case.

Preferably, threaded grooves are formed in the top end of the outer portion of the bottom plate shell at equal intervals, and a heat dissipation opening is formed in the bottom of the bottom plate shell.

Preferably, the outer protecting sleeve and the protecting outer pipe are integrated, and the right side of the outer protecting sleeve is provided with a wire passing hole.

Preferably, the heat dissipation holes are formed in the outer portions of the outer protecting sleeve and the protecting outer tube at equal intervals, and the thread grooves are formed in the bottom end of the inner wall of the outer protecting sleeve at equal intervals.

Preferably, the diameter of dustproof backplate is greater than the diameter of protection outer tube, and dustproof backplate is cyclic annular, and the left side and the right side of dustproof backplate bottom are the inclined plane.

Preferably, the diameter of fixed plate is greater than the diameter of dustproof backplate, and the fixed plate is cyclic annular, the one end of set screw runs through dustproof backplate and extends to the inside of protection outer tube.

(III) advantageous effects

Compared with the prior art, the utility model provides a high-efficient heat dissipation type down lamp possesses following beneficial effect:

this high-efficient heat dissipation type down lamp, through being fixed in the buckle on the installation face, space between buckle and the dustproof backplate provides the heat dissipation space for protecting the outer tube, down lamp heat dispersion has been strengthened, in addition, be provided with a plurality of cooling tubes in the outside of protecting outer tube and outer protecting pipe, compare with ordinary down lamp, heat dispersion has been strengthened, and the super large thermovent has been seted up to the bottom of bottom plate shell, can make the inside heat of outer protecting pipe and protection outer tube fully discharged, thereby accomplish the efficient and dispel the heat to the down lamp, prolong the life of down lamp.

Drawings

FIG. 1 is a front view of the structure of the present invention;

fig. 2 is a bottom view of the structure of the present invention.

In the figure: 1 bottom plate shell, 2 outer protective casings, 3 cooling tubes, 4 protection outer tubes, 5 dustproof protective plates, 6 fixed plates, 7 clamping grooves, 8 reset springs, 9 buckles, 10 fixing screws, 11 protection sleeves and 12 connecting wires.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-2, a high-efficiency heat dissipation type down lamp comprises a bottom plate shell 1, threaded grooves are formed at the top end of the outer part of the bottom plate shell 1 at equal intervals, heat dissipation holes are formed at the bottom of the bottom plate shell 1, an outer protective sleeve 2 is in threaded connection with the top of the bottom plate shell 1, the outer protective sleeve 2 and a protective outer tube 4 are integrated into a whole, a wire passing hole is formed at the right side of the outer protective sleeve 2, heat dissipation holes are formed at the outer parts of the outer protective sleeve 2 and the protective outer tube 4 at equal intervals, threaded grooves are formed at the bottom end of the inner wall of the outer protective sleeve 2 at equal intervals, a heat dissipation tube 3 is fixedly connected to the outer part of the outer protective sleeve 2, the protective outer tube 4 is fixedly connected at the top thereof with a dustproof guard plate 5, the diameter of the dustproof guard plate 5 is larger, the top of the dustproof guard board 5 is fixedly connected with a fixing board 6, the diameter of the fixing board 6 is larger than that of the dustproof guard board 5, the fixing board 6 is annular, the front and the back of the dustproof guard board 5 are both provided with a clamping groove 7, the inner wall of the clamping groove 7 is fixedly provided with a reset spring 8, the outside of the reset spring 8 is fixedly provided with a buckle 9, the front and the back of the dustproof guard board 5 are both in threaded connection with a fixing screw 10, one end of the fixing screw 10 penetrates through the dustproof guard board 5 and extends to the inside of the protective outer pipe 4, the right side of the outer protective sleeve 2 is fixedly connected with a protective sleeve 11, and the right side of the outer protective sleeve 2 is fixedly connected with a connecting lead 12 positioned in the protective sleeve 11. The defect that the heat is diffused too much when a high-power down lamp radiator is simply used for radiating heat by natural convection is overcome, and meanwhile, the weight of the radiator is reduced, so that the purpose of efficient heat radiation is achieved.

When using, on being fixed in the installation face through with buckle 9, space between buckle 9 and the dustproof backplate 5 provides the heat dissipation space for protection outer tube 4, down lamp heat dispersion has been strengthened, in addition, be provided with a plurality of cooling tubes 3 in the outside of protection outer tube 4 and outer protective sleeve 2, compare with ordinary down lamp, heat dispersion has been strengthened, and the super large thermovent has been seted up to bottom plate shell 1's bottom, can make outer protective sleeve 2 and the inside heat of protection outer tube 4 fully discharged, thereby accomplish the efficient and dispel the heat to the down lamp, prolong the life of down lamp.

In conclusion, the high-efficiency heat dissipation type down lamp enhances the heat dissipation performance of the down lamp by fixing the buckle 9 on the mounting surface, and the space between the buckle 9 and the dustproof protective plate 5 provides a heat dissipation space for the protective outer tube 4, and in addition, the plurality of heat dissipation tubes 3 are arranged outside the protective outer tube 4 and the outer protective tube 2, compared with the common down lamp, the heat dissipation performance is enhanced, and the bottom of the bottom plate shell 1 is provided with the oversized heat dissipation port, so that the heat inside the outer protective tube 2 and the protective outer tube 4 can be fully discharged, the down lamp can be efficiently dissipated, the service life of the down lamp is prolonged, the defects that the heat dissipation space is limited and the weight of a heat sink cannot be overlarge due to the fact that the down lamp works between a ceiling and a roof, and the light emitting efficiency of the down lamp is low and the junction temperature is increased due to overlarge heat, the life is reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high-efficient heat dissipation type down lamp, includes bottom plate shell (1), its characterized in that: the top of the bottom plate shell (1) is in threaded connection with an outer protective sleeve (2), the outer part of the outer protective sleeve (2) is fixedly connected with a radiating pipe (3), the top of the outer protective sleeve (2) is fixedly connected with a protective outer pipe (4), the top of the protective outer pipe (4) is fixedly connected with a dustproof guard plate (5), the top of the dustproof guard plate (5) is fixedly connected with a fixed plate (6), the front and the back of the dustproof guard plate (5) are both provided with a clamping groove (7), a return spring (8) is fixedly arranged on the inner wall of the clamping groove (7), a buckle (9) is fixedly arranged outside the return spring (8), the front and the back of the dustproof guard plate (5) are both in threaded connection with fixing screws (10), the right side of the outer protective sleeve (2) is fixedly connected with a protective sleeve (11), the right side of the outer protective sleeve (2) is fixedly connected with a connecting lead (12) positioned in the protective sleeve (11).

2. A high-efficient heat dissipation type down lamp according to claim 1, characterized in that: threaded grooves are formed in the top end of the outer portion of the bottom plate shell (1) at equal intervals, and a heat dissipation opening is formed in the bottom of the bottom plate shell (1).

3. A high-efficient heat dissipation type down lamp according to claim 1, characterized in that: the outer protective sleeve (2) and the protective outer tube (4) are integrated, and the right side of the outer protective sleeve (2) is provided with a wire passing hole.

4. A high-efficient heat dissipation type down lamp according to claim 1, characterized in that: the heat dissipation holes are formed in the outer portions of the outer protecting sleeve (2) and the protecting outer tube (4) at equal intervals, and threaded grooves are formed in the bottom end of the inner wall of the outer protecting sleeve (2) at equal intervals.

5. A high-efficient heat dissipation type down lamp according to claim 1, characterized in that: the diameter of dustproof backplate (5) is greater than the diameter of protection outer tube (4), and dustproof backplate (5) are cyclic annular, and the left side and the right side of dustproof backplate (5) bottom are the inclined plane.

6. A high-efficient heat dissipation type down lamp according to claim 1, characterized in that: the diameter of fixed plate (6) is greater than the diameter of dustproof backplate (5), and fixed plate (6) are cyclic annular, the one end of fixed screw (10) runs through dustproof backplate (5) and extends to the inside of protection outer tube (4).