CN211176502U

CN211176502U - Down lamp

Info

Publication number: CN211176502U
Application number: CN201922272823.0U
Authority: CN
Inventors: 陈清桂
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2020-08-04
Anticipated expiration: 2029-12-16

Abstract

The utility model discloses a down lamp, include: the inner part of the outer shell is provided with a cavity, the top surface of the outer shell is provided with an upper opening, and the bottom surface of the outer shell is provided with a lower opening; the radiator comprises a foundation column and fins, wherein the outer side faces of all the fins form a mounting face, a first external thread is arranged at the top of the mounting face, and a second external thread is arranged at the bottom of the mounting face; the mounting device comprises a mounting sleeve, a first screw and a second screw, wherein the inner side wall of the bottom of the mounting sleeve is provided with a first internal thread, and the top of the mounting sleeve is provided with a connecting piece; the bottom cover is provided with a second internal thread, the middle part of the bottom cover is provided with a through hole, and a diffusion plate is arranged in the through hole; the lamp plate set up in on the bottom surface of foundation pillar, the utility model discloses avoided the problem of how fixing on the shell of installation sleeve, bottom, reduced the trouble of shell processing, improved the alternative of shell material, the overall shape is more diversified.

Description

Down lamp

Technical Field

The utility model relates to a lighting device especially relates to a down lamp.

Background

Traditional meal ceiling lamp all uses metal or plastic to make the ceiling lamp shell in the market, because of the various shortcomings of metal and plastic, do not accomplish pleasing to the eye safe meal ceiling lamp to the way, if the metal surface sprays paint again, the nail bolt that paint itself released out is poisonous, serious can cause cancer, if need change the shell into other materials, then need solve the connection problem between structural component and the shell, like pottery, the shell of ceramic material is difficult to process the screw thread, be difficult to pass through other structural component of threaded connection, only can fix through the mode of punching, but the fenestrate structural style is not pleasing to the eye, and connection structure is firm inadequately.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a down lamp to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The utility model provides a solution of its technical problem is:

a downlight, comprising: the inner part of the outer shell is provided with a cavity, the top surface of the outer shell is provided with an upper opening, the bottom surface of the outer shell is provided with a lower opening, and the upper opening and the lower opening are respectively communicated with the cavity; the radiator is positioned in the cavity and comprises a base column and a plurality of fins uniformly arranged on the outer side wall of the base column, the outer side faces of all the fins form a mounting face, a first external thread is arranged at the top of the mounting face, and a second external thread is arranged at the bottom of the mounting face; the mounting sleeve is provided with a first internal thread on the inner side wall of the bottom of the mounting sleeve, the first external thread and the first internal thread are mutually matched and connected, and a connecting piece is arranged at the top of the mounting sleeve; the bottom cover is provided with a second internal thread, the second external thread is matched and connected with the second internal thread, the middle part of the bottom cover is provided with a through hole, and a diffusion plate is arranged in the through hole; the lamp plate, set up in on the bottom surface of foundation post.

The technical scheme at least has the following beneficial effects: the radiator is positioned in the mounting sleeve, the radiator comprises a base column and fins arranged on the base column, all the fins form a whole, the outer side surface of the whole forms a mounting surface, a first external thread is processed at the top of the mounting surface, a second external thread is processed at the bottom surface of the mounting surface, the mounting sleeve is connected to the top of the fins of the radiator through the matching of the first internal thread and the first external thread, similarly, the bottom cover is connected to the bottom of the fins of the radiator through the matching of the second internal thread and the second external thread, then the whole is mounted on a peripheral fixed surface through a connecting piece, the lamp panel for emitting light is mounted on the bottom surface of the base column, and the light penetrates through the bottom cover and is emitted out from the diffusion plate, so that the mounting mode avoids the problem that the mounting sleeve and the bottom cover are fixed on the shell, the trouble of shell processing is reduced, the integral shape is more diversified.

As a further improvement of the above technical scheme, the mounting sleeve comprises a clamping section and an insertion section which are sequentially connected, the first internal thread is arranged on the insertion section, the connecting piece is arranged on the clamping section, the outer diameter of the insertion section is smaller than that of the clamping section, and the outer diameter of the insertion section is matched with that of the inner diameter of the upper opening. The external diameter of chucking section is greater than the internal diameter of upper shed, utilizes the chucking section can restrict the inserted position of inserting the section, avoids whole installation sleeve to drop in the cavity.

As a further improvement of the technical scheme, the connecting piece comprises a clamp spring, the clamp spring is connected to the clamping section through a screw, and the clamping section is uniformly provided with a plurality of clamp springs. The connecting piece can be conveniently connected to a fixed surface of an external device, such as a ceiling, by using the clamp spring.

As a further improvement of the technical scheme, the outer side wall of the bottom cover is provided with a limiting shoulder, and the top surface of the limiting shoulder is abutted to the bottom surface of the outer shell. The bottom surface of the outer shell is supported by the limiting shoulder, so that the whole bottom cover can be prevented from extending into the cavity.

As a further improvement of the above technical solution, the pillar is provided with a through hole. The electric wire that is connected to on the lamp plate can be followed and run through the through-hole and passed for the wiring sets up succinctly more, reduces the wire winding.

As a further improvement of the above technical solution, the bottom of the inner side of the fin is provided with a clearance angle, and the clearance angles on all the fins form a clearance groove. All keep away the empty angle combination and form one and keep away the dead slot to provide more spaces and place the lamp plate.

As a further improvement of the above technical solution, a first step is provided at the top of the mounting surface, and the first external thread is provided on a side surface of the first step. After the first internal thread on the mounting sleeve is connected with the first external thread in a matched mode, the bottom end of the mounting sleeve is abutted to the horizontal plane of the first step, and the first internal thread is prevented from screwing out of the first external thread.

As a further improvement of the above technical solution, a second step is provided at the bottom of the mounting surface, and the second external thread is provided on a side surface of the second step. After the second internal thread on the bottom cover is connected with the second external thread in a matched mode, the top end of the bottom cover is abutted to the horizontal plane of the second step, and the second internal thread is prevented from screwing out of the second external thread.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is a schematic view of the internal structure of the present invention;

in the drawings: 100-outer shell, 210-base column, 211-through hole, 220-fin, 300-bottom cover, 310-diffuser plate, 400-lamp plate, 510-clamping section, 520-insertion section and 530-connecting piece.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1, a downlight comprises: the inner part of the outer shell 100 is provided with a cavity, the top surface of the outer shell 100 is provided with an upper opening, the bottom surface of the outer shell 100 is provided with a lower opening, and the upper opening and the lower opening are respectively communicated with the cavity; the radiator is positioned in the cavity and comprises a base column 210 and a plurality of fins 220 uniformly arranged on the outer side wall of the base column 210, the outer side faces of all the fins 220 form a mounting face, a first external thread is arranged at the top of the mounting face, and a second external thread is arranged at the bottom of the mounting face; a first internal thread is arranged on the inner side wall of the bottom of the mounting sleeve, the first external thread and the first internal thread are mutually matched and connected, and a connecting piece 530 is arranged at the top of the mounting sleeve; the bottom cover 300 is provided with a second internal thread, the second external thread is matched and connected with the second internal thread, the middle part of the bottom cover 300 is provided with a through hole, and a diffusion plate 310 is arranged in the through hole; and a lamp panel 400 disposed on the bottom surface of the base pillar 210.

From the above, the heat sink is located in the mounting sleeve, the heat sink includes the base column 210 and the fins 220 arranged on the base column 210, all the fins 220 form a whole, the outer side of the whole forms a mounting surface, a first external thread is processed on the top of the mounting surface, a second external thread is processed on the bottom surface of the mounting surface, the mounting sleeve is connected to the top of the fins 220 of the heat sink through the matching of the first internal thread and the first external thread, similarly, the bottom cover 300 is connected to the bottom of the fins 220 of the heat sink through the matching of the second internal thread and the second external thread, then the whole is mounted on the peripheral fixing surface through the connecting piece 530, the lamp panel 400 for emitting light is mounted on the bottom surface of the base column 210, the light penetrates through the bottom cover 300 and is emitted from the diffusion plate 310, the mounting manner avoids the problem how the mounting sleeve and the bottom cover 300 are, the trouble of shell processing is reduced, the selectivity of shell material is improved, and the whole molding is more diversified.

In some embodiments, the mounting sleeve includes a clamping section 510 and an insertion section 520 connected in sequence, the first internal thread is disposed on the insertion section 520, the connecting member 530 is disposed on the clamping section 510, the outer diameter of the insertion section 520 is smaller than the outer diameter of the clamping section 510, and the outer diameter of the insertion section 520 is matched with the inner diameter of the upper opening. The outer diameter of the clamping section 510 is larger than the inner diameter of the upper opening, and the insertion position of the insertion section 520 can be limited by the clamping section 510, so that the whole installation sleeve is prevented from falling into the cavity.

In some embodiments, the connecting member 530 includes a plurality of clamp springs, and the clamp springs are screwed to the clamping section 510, and the plurality of clamp springs are uniformly disposed on the clamping section 510. The connection member 530 is conveniently connected to a fixed surface of an external device, such as a ceiling, using a snap spring.

In some embodiments, the outer sidewall of the bottom cover 300 is provided with a limiting shoulder, and the top surface of the limiting shoulder abuts against the bottom surface of the outer casing 100. The bottom cover 300 can be prevented from extending into the cavity by the limiting shoulder abutting against the bottom surface of the outer shell 100.

In some embodiments, the base pillar 210 is provided with a through-hole 211. The electric wire connected to the lamp panel 400 can pass through the through hole 211, so that the wiring is simpler and the winding is reduced.

In some embodiments, the inner bottom of the fins 220 is provided with an anti-clearance angle, and the anti-clearance angles on all the fins 220 form an anti-clearance groove. All clearance angles are combined to form a clearance groove, so that more space is provided for placing the lamp panel 400.

In some embodiments, the top of the mounting surface is provided with a first step, and the first external thread is arranged on the side surface of the first step. After the first internal thread on the mounting sleeve is connected with the first external thread in a matched mode, the bottom end of the mounting sleeve is abutted to the horizontal plane of the first step, and the first internal thread is prevented from screwing out of the first external thread.

In some embodiments, the bottom of the mounting surface is provided with a second step, and the second external thread is provided on a side surface of the second step. After the second internal thread on the bottom cover 300 is connected with the second external thread in a matching manner, the top end of the bottom cover 300 is abutted against the horizontal plane of the second step, so that the second internal thread is prevented from screwing out of the second external thread.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. A down lamp, its characterized in that: the method comprises the following steps:

the device comprises an outer shell (100), wherein a cavity is arranged in the outer shell (100), an upper opening is formed in the top surface of the outer shell (100), a lower opening is formed in the bottom surface of the outer shell (100), and the upper opening and the lower opening are respectively communicated with the cavity;

the radiator is positioned in the cavity and comprises a base column (210) and a plurality of fins (220) uniformly arranged on the outer side wall of the base column (210), the outer side surfaces of all the fins (220) form a mounting surface, a first external thread is arranged at the top of the mounting surface, and a second external thread is arranged at the bottom of the mounting surface;

the mounting device comprises a mounting sleeve, wherein a first internal thread is arranged on the inner side wall of the bottom of the mounting sleeve, the first external thread and the first internal thread are mutually matched and connected, and a connecting piece (530) is arranged at the top of the mounting sleeve;

the bottom cover (300), the bottom cover (300) is provided with a second internal thread, the second external thread and the second internal thread are mutually matched and connected, the middle part of the bottom cover (300) is provided with a through hole, and a diffusion plate (310) is arranged in the through hole;

and the lamp panel (400) is arranged on the bottom surface of the foundation column (210).

2. A downlight according to claim 1, wherein: the installation sleeve is including chucking section (510) and the section of inserting (520) that connects gradually, first internal thread set up in insert on section (520), connecting piece (530) set up in on chucking section (510), insert section (520) external diameter and be less than the external diameter of chucking section (510), the external diameter of inserting section (520) with the mutual adaptation of upper shed's internal diameter.

3. A downlight according to claim 2, wherein: the connecting piece (530) comprises a clamp spring, the clamp spring is connected to the clamping section (510) through screws, and the clamp spring is uniformly arranged on the clamping section (510) in a plurality.

4. A downlight according to claim 1, wherein: the outer side wall of the bottom cover (300) is provided with a limiting shoulder, and the top surface of the limiting shoulder is abutted to the bottom surface of the outer shell (100).

5. A downlight according to claim 1, wherein: the base column (210) is provided with a through hole (211).

6. A downlight according to claim 1, wherein: the bottom of the inner side of each fin (220) is provided with a clearance avoiding angle, and the clearance avoiding angles on all the fins (220) form a clearance avoiding groove.

7. A downlight according to claim 1, wherein: the top of installation face is provided with first step, first external screw thread set up in on the side of first step.

8. A downlight according to claim 1, wherein: and a second step is arranged at the bottom of the mounting surface, and the second external thread is arranged on the side surface of the second step.