CN220379612U

CN220379612U - Outer cylinder structure of down lamp

Info

Publication number: CN220379612U
Application number: CN202321811523.5U
Authority: CN
Inventors: 姜如银; 王爱华; 戴福军
Original assignee: Zhejiang Kaiyou Lighting Technology Co ltd
Current assignee: Zhejiang Kaiyou Lighting Technology Co ltd
Priority date: 2023-07-11
Filing date: 2023-07-11
Publication date: 2024-01-23
Anticipated expiration: 2033-07-11

Abstract

The utility model provides an outer cylinder structure of a down lamp, which relates to the technical field of down lamps and comprises a base, wherein spring cantilevers are arranged on two sides of the base, a cylinder body is detachably arranged in the middle of the base, a fixing cavity, a heat conducting cavity and a heat radiating cavity which are mutually communicated are sequentially arranged in the cylinder body from bottom to top, an opening used for being placed in a down lamp main body is formed in the bottom of the fixing cavity, a plurality of abutting edges are formed in the inner wall of the fixing cavity, the side surface of the fixing cavity is divided into a plurality of heat radiating grooves, a plurality of heat radiating holes communicated with the outside are formed in the side surface of the heat radiating cavity, a vertical rotating cylinder is rotatably arranged in the middle of the heat radiating cavity, a plurality of fan blades are fixed on the side surface of the bottom of the rotating cylinder, and the lower end of the rotating cylinder stretches into the heat conducting cavity and is matched with a motor. The down lamp has reasonable structure, is convenient for the down lamp main body to rapidly dissipate heat, and has a certain dustproof effect.

Description

Outer cylinder structure of down lamp

Technical Field

The utility model relates to the technical field of down lamps, in particular to an outer cylinder structure of a down lamp.

Background

The down lamp is a lighting lamp with light rays downwards embedded into a ceiling, an outer barrel of the down lamp is a main device for installing the down lamp and is generally fixed outside a down lamp body to encircle the down lamp, and spring cantilevers are arranged on two sides of the surface of the outer barrel and are used for being matched with the ceiling for installation.

However, the existing down lamp outer barrel is simple in structure and mainly used for fixing and installing the down lamp main body, in the using process, when the outer barrel surrounds the down lamp main body, the side wall of the down lamp main body is thickened, the whole heat conduction and heat dissipation are not facilitated, the service life is influenced, and when the down lamp main body is exposed by adopting the narrow annular outer barrel to ensure heat dissipation, external dust is also easy to directly adsorb onto the down lamp main body, and the service life is still influenced.

Therefore, the utility model provides the outer cylinder structure which is convenient for the down lamp main body to rapidly dissipate heat and has a certain dustproof effect.

Disclosure of Invention

The utility model aims at overcoming the defects of the prior art, and provides an outer cylinder structure of a down lamp, which is convenient for a down lamp main body to rapidly dissipate heat and has a certain dustproof effect.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an outer cylinder structure of down lamp, includes the base, the both sides of base are provided with the spring cantilever, the middle part demountable installation of base has the barrel, from down upwards be equipped with fixed chamber, heat conduction chamber and the heat dissipation chamber of mutual intercommunication in the barrel in proper order, the bottom in fixed chamber is equipped with the opening that is used for putting into down lamp main part, the inner wall in fixed chamber is constructed with a plurality of butt arriss, and separates the side in fixed chamber into a plurality of heat dissipation grooves, a plurality of louvres with outside intercommunication have been seted up to the side in heat dissipation chamber, the vertical rotation section of thick bamboo is installed in the middle part rotation in the heat dissipation chamber, the bottom side of rotation section of thick bamboo is fixed with a plurality of flabellum, the lower extreme of rotation section of thick bamboo stretches into in the heat conduction chamber to cooperate with the motor;

horizontal fixed rods are symmetrically fixed on two sides of the middle of the rotating cylinder, movable rods are elastically inserted into the end parts of the fixed rods, and bristles for cleaning the radiating holes are arranged at one end of each movable rod, which is far away from each fixed rod.

As a further preferable scheme, a fixing groove for the insertion of the bottom of the cylinder body is formed in the middle of the base, internal threads matched with the cylinder body are formed in the inner wall of the fixing groove, and two fixing lugs for the installation of the spring cantilever are symmetrically fixed on two sides of the base.

As a further preferable scheme, the side face of the heat conducting cavity is recessed towards the bottom in the cylinder body, and a plurality of radiating fins are circumferentially arranged on the outer side of the cylinder body corresponding to the recessed position of the heat conducting cavity.

As a further preferable scheme, the top of the cylinder is fixed with a connector lug, the inside of the rotating cylinder is hollow, the top end of the rotating cylinder is communicated with the connector lug, and the bottom end of the rotating cylinder is communicated with the bottom of the heat conducting cavity.

As a further preferable scheme, one end of the rotating cylinder extending into the heat conducting cavity is fixedly surrounded by a driven gear, the motor is fixedly arranged in the heat conducting cavity, and a driving gear meshed with the driven gear is fixedly arranged on a crankshaft of the motor.

As a further preferable scheme, a horizontal fixing plate is fixed in the heat conducting cavity, and the motor is fixed on the fixing plate.

As a further preferable scheme, the end part of the fixed rod is provided with a deep groove for horizontally inserting the movable rod, and an elastic piece for pushing the movable rod outwards is fixed in the deep groove.

The utility model has the beneficial effects that:

1. the utility model benefits from the cooperation of the fixed cavity, the heat dissipation groove, the heat dissipation cavity, the heat dissipation hole, the rotating cylinder and the fan blade, can actively dissipate heat in the cylinder body, and can fully contact the heat dissipation airflow with the lamp main body arranged in the fixed cavity through the heat dissipation groove, thereby ensuring the heat dissipation effect, being beneficial to prolonging the service life of the cylinder lamp main body, and being capable of further conducting heat and dissipating heat by matching with the heat conduction cavity and the heat dissipation fin, and improving the heat dissipation effect.

2. The utility model benefits from the cooperation of the rotating cylinder, the fixed rod, the movable rod and the brush hair, and can drive the brush hair to clean the heat dissipation holes on the inner wall of the heat dissipation cavity in the process of utilizing the rotating cylinder to drive the fan blade to dissipate heat, thereby avoiding dust absorption and further prolonging the service life of the down lamp main body.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the base of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

Description of the drawings: 1. a base; 101. a fixed ear; 102. a spring cantilever; 103. an internal thread; 2. a cylinder; 201. a connector lug; 3. a fixed cavity; 301. abutting the edge; 302. a heat sink; 4. a heat conducting cavity; 401. a heat sink; 402. a fixing plate; 5. a heat dissipation cavity; 501. a heat radiation hole; 6. a rotating cylinder; 601. a fan blade; 602. a motor; 7. a fixed rod; 701. an elastic member; 8. a movable rod; 9. and (3) brushing.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Examples

As shown in fig. 1 and 2, the present embodiment provides an outer cylinder structure of a down lamp, which includes a base 1, two ends of the base 1 are symmetrically fixed with fixing lugs 101, a spring cantilever 102 is mounted on the fixing lugs 101, a fixing groove is formed in the middle of the base 1, and an internal thread 103 is formed on an inner wall of the fixing groove, so that the barrel 2 is in threaded insertion fit.

Referring to fig. 1 and 3, a fixing cavity 3, a heat conducting cavity 4 and a heat dissipating cavity 5 which are mutually communicated are sequentially arranged in the cylinder 2 from bottom to top, an opening for placing a down lamp main body is formed in the bottom of the fixing cavity 3, a plurality of abutting edges 301 are formed in the inner wall of the fixing cavity 3, and the side face of the fixing cavity 3 is divided into a plurality of heat dissipating grooves 302, so that after the down lamp main body is installed in the fixing cavity 3, gaps are reserved between the inner wall of the fixing cavity 3 and the inner wall of the heat dissipating grooves 302, and air flow is facilitated.

Meanwhile, a plurality of radiating holes 501 communicated with the outside are formed in the side face of the radiating cavity 5, a dustproof filter screen can be installed in the radiating holes 501 to prevent dust, a vertical rotating cylinder 6 is installed in the middle of the radiating cavity 5 in a rotating mode, a plurality of fan blades 601 are fixed on the side face of the bottom of the rotating cylinder 6, the lower end of the rotating cylinder 6 stretches into the heat conducting cavity 4 and is matched with a motor 602, the motor 602 can drive the fan blades 601 to rotate, and the inside of the cylinder 2 is actively radiated by being matched with the radiating holes 501. In specific implementation, a driven gear is fixed around one end of the rotary cylinder 6 extending into the heat conducting cavity 4, the motor 602 is fixed in the heat conducting cavity 4, and a driving gear engaged with the driven gear for transmission is fixed on a shaft of the motor 602. And a horizontal fixing plate 402 is fixed in the heat conducting cavity 4, and the motor 602 is fixed on the fixing plate 402.

In addition, the side surface of the heat conducting cavity 4 is recessed towards the bottom in the cylinder 2, and a plurality of cooling fins 401 are circumferentially arranged on the outer side of the cylinder 2 corresponding to the recessed position of the heat conducting cavity 4, so that a heat conducting and radiating effect can be realized.

Referring to fig. 3 and 4, a horizontal fixing rod 7 is symmetrically fixed on two sides of the middle of the rotary cylinder 6, a movable rod 8 is elastically inserted into the end of the fixing rod 7, and bristles 9 for cleaning the heat dissipation holes 501 are mounted at one end of the movable rod 8 away from the fixing rod 7.

Therefore, when the rotating cylinder 6 drives the fan blade 601 to rotate for heat dissipation, the brush hair 9 also cleans the heat dissipation holes 501 to avoid dust absorption, thereby achieving the dust removal effect.

Meanwhile, the top of the cylinder 2 is fixed with a connector lug 201, the inside of the rotating cylinder 6 is hollow, the top of the rotating cylinder 6 is communicated with the connector lug 201, and the bottom of the rotating cylinder 6 is communicated with the bottom of the heat conducting cavity 4, so that the circuit is convenient to install.

This down lamp's urceolus structure, when using, available base 1 cooperates with the ceiling to realize down lamp installation, and the fixed chamber 3 in barrel 2 can be used to install down lamp main part, and utilize heat dissipation groove 302 to guarantee to leave the clearance between down lamp main part outer wall and the barrel 2 inner wall, simultaneously, when the down lamp main part circular telegram, still can drive motor 602 circular telegram, make it drive rotary drum 6 drive flabellum 601 and rotatory in heat dissipation chamber 5, realize initiative radiating effect, and the fin 401 of cooperation heat conduction chamber 4 outside installation carries out the heat conduction, can improve the radiating effect to down lamp main part greatly, do benefit to and improve its life.

And when rotating, the rotating cylinder 6 can also drive the brush hair 9 to clean the heat dissipation holes 501, so that dust blocked in the heat dissipation holes 501 can be cleaned, the dust removal effect is achieved, dust absorption on the surface of the main body of the down lamp can be avoided, and the service life of the down lamp is further prolonged.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The utility model provides an outer cylinder structure of down lamp, includes the base, the both sides of base are provided with the spring cantilever, the middle part demountable installation of base has the barrel, its characterized in that, from down upwards be equipped with fixed chamber, heat conduction chamber and the heat dissipation chamber of mutual intercommunication in the barrel in proper order, the bottom in fixed chamber is equipped with the opening that is used for putting into down lamp main part, the inner wall in fixed chamber is constructed with a plurality of butt arriss to separate the side in fixed chamber into a plurality of heat dissipation grooves, a plurality of cooling holes with outside intercommunication have been seted up to the side in heat dissipation chamber, the vertical rotation section of thick bamboo is installed in the middle part rotation in the heat dissipation chamber, the bottom side of rotation section of thick bamboo is fixed with a plurality of flabellum, the lower extreme of rotation section of thick bamboo stretches into in the heat conduction chamber to be furnished with the motor; horizontal fixed rods are symmetrically fixed on two sides of the middle of the rotating cylinder, movable rods are elastically inserted into the end parts of the fixed rods, and bristles for cleaning the radiating holes are arranged at one end of each movable rod, which is far away from each fixed rod.

2. The outer cylinder structure of a down lamp according to claim 1, wherein a fixing groove for inserting the bottom of the cylinder is formed in the middle of the base, internal threads matched with the cylinder are formed on the inner wall of the fixing groove, and two fixing lugs for installing the spring cantilever are symmetrically fixed on two sides of the base.

3. The outer cylinder structure of a down lamp according to claim 1, wherein the side surface of the heat conducting cavity is recessed toward the bottom in the cylinder body, and a plurality of cooling fins are circumferentially arranged on the outer side of the cylinder body corresponding to the recessed position of the heat conducting cavity.

4. The outer cylinder structure of a down lamp according to claim 1, wherein a connector lug is fixed on the top of the cylinder body, the interior of the rotating cylinder is hollow, the top end of the rotating cylinder is communicated with the connector lug, and the bottom end of the rotating cylinder is communicated with the bottom of the heat conducting cavity.

5. The outer cylinder structure of a down lamp according to claim 4, wherein a driven gear is fixed around one end of the rotating cylinder extending into the heat conducting cavity, the motor is fixed in the heat conducting cavity, and a driving gear engaged with the driven gear in transmission is fixed on a shaft of the motor.

6. The exterior cylinder structure of a down lamp according to claim 5, wherein a horizontal fixing plate is fixed in the heat conducting cavity, and the motor is fixed on the fixing plate.

7. The outer cylinder structure of a down lamp according to claim 1, wherein a deep groove into which the movable rod is horizontally inserted is formed at an end of the fixed rod, and an elastic member for pushing the movable rod out is fixed in the deep groove.