CN211203756U

CN211203756U - Down lamp convenient to change molding colour

Info

Publication number: CN211203756U
Application number: CN201922248020.1U
Authority: CN
Inventors: 张昆明
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-08-07
Anticipated expiration: 2029-12-13

Abstract

The utility model discloses a can be convenient for change down lamp of molding colour, including base, luminescence unit, lamp colour ring and guard shield, the base is upper and lower open-ended cavity tube-shape, the base sets up one and holds the chamber, the base is provided with first external screw thread and vacant portion, luminescence unit arranges in hold the intracavity, it fixes to hold the intracavity draw-in groove luminescence unit, lamp colour ring top is provided with bellied arc structure, be provided with first internal thread in the lamp colour ring bottom, first internal thread with first external screw thread suits, lamp colour ring bottom is provided with the second external screw thread, the guard shield is hollow cone shape, thereby be equipped with in the guard shield with the second internal thread that second external screw thread suits reaches and need not to change L ED light source and can change the projection light colour, can change the intensity of projection light simultaneously and have the down lamp of focus to projection light, improves the commonality of down lamp, is convenient for batch production.

Description

Down lamp convenient to change molding colour

Technical Field

The utility model relates to a lamps and lanterns field especially relates to a down lamp that can be convenient for change molding color.

Background

The down lamp is widely applied to indoor illumination, is usually installed in a household ceiling or an office, and is a light downward-emitting type illumination lamp.

A common down lamp adopts light source primary colors, a plurality of down lamps are arranged at proper positions in parallel and project according to a specific angle, and monochromatic projection light is presented. In some celebrations or special occasions, light rays with different colors are often needed to set off the atmosphere so as to achieve the effect of celebration.

The color of the projected light of a common color down lamp is changed by changing the primary color of an L ED light source, different L ED light sources are required for different color changes, and the replacement of a L ED light source for an installed down lamp is troublesome.

Therefore, those skilled in the art are devoted to developing a downlight which can change the color of the projected light without replacing L ED light sources, and can change the intensity of the projected light and focus the projected light, thereby improving the universality of the downlight and facilitating the mass production.

Disclosure of Invention

In view of the above-mentioned defects in the prior art, the technical problem to be solved in the present invention is to provide a down lamp which can change the color of the projected light without changing L ED light source, and can change the intensity of the projected light and focus the projected light.

In order to achieve the purpose, the utility model provides a down lamp which is convenient for changing the modeling color, comprising a base, wherein the base is in a hollow cylinder shape with an upper opening and a lower opening, the base is provided with an accommodating cavity, and the base is provided with a first external thread and a spare part;

the light-emitting unit is arranged in the cavity, and the clamping groove in the cavity fixes the light-emitting unit;

the lamp color ring is annular, a raised arc-shaped structure is arranged at the top of the lamp color ring, a first internal thread is arranged in the bottom of the lamp color ring, the first internal thread is matched with the first external thread, and a second external thread is arranged at the bottom of the lamp color ring;

the protective cover is in a hollow conical shape, second internal threads matched with the second external threads at the bottom of the lamp color ring are arranged in the protective cover, and the inner surface of the protective cover is made of a light-reflecting material. Adopt threaded connection convenient to detach, change lamp look ring or other parts convenient and fast, lamp look ring is the annular, and lamp look ring top is provided with bellied arc structure, has the effect of focus to light, and the user can be according to the demand of self to carry out strong focus or weak focus, improves the effect of light and lamp look.

Preferably, a light transmitting sheet is arranged between the lamp color ring and the base, the diameter of the light transmitting sheet is equal to that of the base, the light transmitting sheet is arranged in the lamp color ring during assembly, and the light transmitting sheet is made of light transmitting materials for projecting light. The light-transmitting sheet is made of different light-transmitting materials, so that the light intensity is influenced, and a user can change the light intensity according to the self requirement.

Preferably, a bearing disc is arranged outside the vacant part, the bearing disc is annular, the inner diameter of the bearing disc is slightly larger than the diameter of the vacant part, and the outer diameter of the bearing disc is larger than the diameter of the bottom of the lamp color ring. The diameter of the lamp color ring is larger than that of the base, so that the bearing disc is used for bearing the lamp color ring.

Preferably, the light-emitting unit comprises a flat plate on which a plurality of L ED light sources are mounted, and a through hole is arranged at the center of the light-emitting unit, and the lead passes through the through hole and is electrically connected with the L ED light sources.

Preferably, one end of the base is provided with a wire clamping groove. The wire clamping groove is used for clamping a wire.

The utility model has the advantages that: the utility model discloses utilize the light-permeable piece to change the intensity of setting a camera, change the colour transform of lamp colour ring to projection light, and lamp colour ring and guard shield can play strong focus or the effect of weak focus to projection light, change the removable different light-permeable piece of projection light intensity of down lamp, the commonality of reinforcing down lamp, the batch production of being convenient for, only need to change the lamp colour ring to the colour that has installed projection light and just can reach the purpose, practice thrift the cost.

Drawings

Fig. 1 is a schematic view of an assembly structure according to an embodiment of the present invention.

Fig. 2 is a schematic view of a base structure according to an embodiment of the present invention.

Fig. 3 is a schematic view of a lamp color ring structure according to an embodiment of the present invention.

Fig. 4 is a schematic view of a protective cover according to an embodiment of the present invention.

In the figure, the reference numeral 1 is a base, 101 is a cavity, 102 is a spare part, 2 is a light-emitting unit, 3 is a bearing disc, 4 is a light-transmitting sheet, 5 is a lamp color ring, 6 is a shield, 7 is a through hole, 8 is an L ED light source, 901 is a first external thread, 902 is a first internal thread, 903 is a second external thread, 904 is a second internal thread, 10 is a clamping groove, and 11 is a clamping groove.

Detailed Description

The invention is further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in fig. 1 to 4, a down lamp capable of facilitating the change of modeling color comprises a base 1, wherein the base 1 is in a hollow cylinder shape with an upper opening and a lower opening, a wire clamping groove 11 is arranged at one end of the base 1, the base 1 is provided with a containing cavity 101, the base 1 is provided with a first external thread 901 and a vacant part 102, the width of the vacant part 102 is slightly larger than the thickness of a bearing disc 5, and the bearing disc 5 is fixed on the base 1 by a lamp color ring 5.

The light-emitting unit 2, the light-emitting unit 2 is arranged in the cavity 101, the clamping groove 10 fixes the light-emitting unit 2 in the cavity 101, the light-emitting unit 2 comprises a flat plate, a plurality of L ED light sources 8 are installed on the flat plate, a through hole 7 is formed in the center of the light-emitting unit 2, a lead (not shown in the figure) penetrates through the through hole 7 to be electrically connected with the L ED light sources 8, the number of the L ED light sources 8 can be changed according to actual needs, the light-emitting unit 2 is directly fixed through the clamping groove 10, and the light.

Lamp colour ring 5, lamp colour ring 5 are the annular, and 5 tops of lamp colour ring are provided with bellied arc structure, and lamp colour ring 5 adopts the better material of light transmissivity to make, and lamp colour ring 5 is similar with colored lamp shade, and the surface demonstrates different colours, can be the lacquer to the different colours of 5 spraying of lamp colour ring in the manufacturing process, also can add colored raw materials when making lamp colour ring 5. 5 tops of lamp colour ring present bellied arc structure, there is the effect of focus to projection, thereby change the shape of convex surface and change the focus intensity of projection, be provided with first internal thread 902 in 5 bottoms of lamp colour ring, first internal thread 902 suits with first

external screw thread

901, 5 bottoms of lamp colour ring are provided with second external screw thread 903, be provided with printing opacity piece 4 between lamp colour ring 5 and the base 1, printing opacity 4 piece diameter equals the base 1 diameter, printing opacity piece 4 is arranged in lamp colour ring 5 during the assembly, printing opacity piece 4 mainly is the intensity of adjusting projection, select different printing opacity piece 4, can play filterable effect to projection when projection passes through printing opacity piece 4, thereby change the intensity of projection.

The shield 6, the shield 6 is in the shape of hollow cone with open top and bottom, and a second internal thread 904 matched with the second external thread 903 at the bottom of the lamp color ring 5 is arranged in the shield 6. The shield 6 mainly plays a role in protecting the lamp color ring 5, if the inner surface of the shield 6 is made of a material with good light reflection performance, the inner surface of the shield 6 can focus the projection light, and if the inner surface of the shield 6 is not made of a light reflection material, the focusing performance of the projection light can be weakened.

The bearing disc 3 is arranged outside the empty part 102, the bearing disc 3 is annular, the inner diameter of the bearing disc 3 is slightly larger than the diameter of the empty part 102, and the outer diameter of the bearing disc 3 is larger than the diameter of the bottom of the lamp color ring 5.

The working principle of the utility model is that firstly the luminous unit 2 with L ED light source 8 installed is installed in the base 1, the luminous unit 2 is fixed by the clamping groove 10 in the base 1, the wire (not shown in the figure) passes through the through hole 7 and is electrically connected with a plurality of L ED light sources 8, the wire clamping groove 11 clamps the connected wire, then the bearing disc 3 is installed in proper order, the light transmitting sheet 3 and the lamp color ring 5 are installed, the lamp color ring 5 is connected with the base 1 by screw threads and also fixes the bearing disc 3, finally the protective cover 6 is installed on the lamp color ring 5, according to the actual demand of a user, the light transmitting sheet 3, the lamp color ring 5 and the protective cover 6 in the down lamp are replaced to present different states to the projected light, or bright or dark, or strong focusing or astigmatism, or change the color of the projected light and the like.

The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a can be convenient for change down lamp of molding colour, characterized by includes:

the base (1) is in a hollow cylindrical shape with an upper opening and a lower opening, the base (1) is provided with a containing cavity (101), and the base (1) is provided with a first external thread (901) and a spare part (102);

the light-emitting unit (2) is arranged in the cavity (101), and a clamping groove (10) in the cavity (101) fixes the light-emitting unit (2);

the lamp color ring (5), the lamp color ring (5) is annular, a raised arc-shaped structure is arranged at the top of the lamp color ring (5), a first internal thread (902) is arranged at the bottom of the lamp color ring (5), the first internal thread (902) is matched with the first external thread (901), and a second external thread (903) is arranged at the bottom of the lamp color ring (5);

the protective cover (6), the protective cover (6) is in a hollow conical shape, a second internal thread (904) matched with the second external thread (903) is arranged in the protective cover (6), and the inner surface of the protective cover (6) is made of a light-reflecting material.

2. A downlight convenient for changing the modeling color according to claim 1, wherein:

the lamp color ring (5) with be provided with printing opacity piece (4) between base (1), printing opacity piece (4) diameter equals base (1) diameter, during the assembly printing opacity piece (4) are arranged in lamp color ring (5), printing opacity piece (4) comprise light-admitting quality material.

3. A downlight convenient for changing the modeling color according to claim 1, wherein:

the lamp color ring is characterized in that a bearing disc (3) is arranged outside the empty part (102), the bearing disc (3) is annular, the inner diameter of the bearing disc (3) is slightly larger than the diameter of the empty part (102), and the outer diameter of the bearing disc (3) is larger than the diameter of the bottom of the lamp color ring (5).

4. A downlight convenient for changing the modeling color according to claim 1, wherein:

the light-emitting unit (2) comprises a flat plate, a plurality of L ED light sources (8) are mounted on the flat plate, and a through hole (7) is formed in the center of the light-emitting unit (2).

5. A downlight convenient for changing the modeling color according to claim 1, wherein:

one end of the base (1) is provided with a wire clamping groove (11).