CN201589146U

CN201589146U - LED down lamp

Info

Publication number: CN201589146U
Application number: CN2009203149370U
Authority: CN
Inventors: 郑成乐; 王政添; 朱钢海
Original assignee: FUJIAN DAJING PHOTOELECTRIC Co Ltd
Current assignee: FUJIAN DAJING PHOTOELECTRIC Co Ltd
Priority date: 2009-11-17
Filing date: 2009-11-17
Publication date: 2010-09-22
Anticipated expiration: 2019-11-17

Abstract

The utility model discloses an LED down lamp, which comprises an outer casing with a lower opening, a first casing, a second casing, a lamp panel, a drive circuit board, a transparent cover and a connecting terminal. The first casing and the second casing are respectively provided with an upper opening and a lower opening and in tubular structures, and a plurality of LED light sources are mounted on the lamp panel; the bottom portion of the outer casing is embedded inside the first casing, and the bottom portion of the first casing is embedded inside the second casing; the drive circuit board is mounted on the internal portion of the outer casing and electrically connected with the lamp panel mounted in the first casing; the transparent cover is mounted in the second casing; and a groove mounted on the top end face of the outer casing is used for receiving the connecting terminal to fix the same at the top end face of the outer casing, and the connecting terminal is mounted in the groove and electrically connected with the drive circuit board. By using LEDs as a luminescent source, the LED down lamp has the advantages of low electricity consumption, long service life, space resource saving, simple structure, convenient assembly, attractiveness and the like.

Description

LED down lamp

Technical Field

The utility model relates to a LED down lamp.

Background

The down lamp is more and more widely applied in daily life of people, and especially in indoor lighting, the down lamp becomes one of important products for indoor decoration of people. However, the light sources generally used in the existing downlight are incandescent lamps, energy-saving lamps, mercury lamps, sodium lamps and the like, and the light sources generally have the defects of serious stroboflash, large power consumption, high heat generation amount, limited service life and the like. In addition, the height of the light source of the energy-saving lamp is generally more than 10 cm, which obviously reduces the available space resources for people for the modern society with lower and lower floor height design. At present, with the continuous improvement of living standard and the continuous progress of manufacturing technology, many lamps and light sources are continuously developed, so that the requirements of people on the lamps and light sources are higher and higher, undoubtedly, the lamps and light sources which are high in efficiency, high in performance, more power-saving and longer in service life are pursued by people, and therefore, the high-efficiency power-saving light sources of the LEDs are produced. The LED has the characteristics of small volume, high mechanical strength, long service life, low power consumption and the like, and along with the continuous development and maturity of the LED technology, the performance of the LED lamp is continuously improved, and the luminous flux of the LED lamp is also continuously increased. Therefore, if the LED light source can be used as the light source of the down lamp, more joy is brought to the life of people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a LED down lamp, it regards as luminous light source with the LED light source, has solved a great deal of problems such as the power consumption that exists is big, life weak point well such as current electricity-saving lamp down lamp, incandescent lamp down lamp.

The utility model provides a technical scheme that its technical problem adopted is: an LED down lamp comprises a shell with a lower opening, a first shell and a second shell which are provided with upper and lower openings and are in a cylindrical structure, a lamp panel provided with a plurality of LED light sources, a driving circuit board, a transparent cover and a wiring terminal; the bottom of the shell is embedded in the first shell, and the bottom of the first shell is embedded in the second shell; the driving circuit board is arranged in the shell and is electrically connected with the lamp panel; the lamp panel is arranged in the first shell; the transparent cover is arranged in the second shell; the top end face of the shell is provided with a groove for accommodating the wiring terminal so that the wiring terminal is fixed on the top end face of the shell, and the wiring terminal is arranged in the groove and electrically connected with the driving circuit board.

The LED lamps are uniformly distributed on the lamp panel in a concentric circle mode.

The inner wall of the first shell is provided with a first step with variable diameter; the periphery of the lamp panel is clamped between the bottom edge of the shell and the first step; the top of first casing still is equipped with a plurality of bottom lateral walls that are used for the chucking shell so that the bottom of shell compresses tightly the first buckle of lamp plate.

The inner wall of the second shell is provided with a diameter-variable second step; the periphery of the transparent cover is clamped between the bottom edge of the first shell and the second step; the top of the second shell is also provided with a plurality of second buckles for clamping the outer side wall of the bottom of the first shell so as to enable the bottom of the first shell to compress the transparent cover.

The top end surface of the shell is provided with a plurality of screw holes; the screw hole is matched with a corresponding screw to fixedly install the driving circuit board inside the shell.

The third shell comprises a third upper shell in a cylindrical structure and a third lower shell in an annular structure which are integrally arranged; the bottom of the third upper shell is fixedly connected with the inner peripheral wall of the third lower shell; the outer side wall of the third upper shell is provided with a plurality of spring buckles used for installing the down lamp on a wall body.

The outer side wall of the second shell is provided with a plurality of elastic sheets; one end of the elastic sheet is fixedly connected to the outer side wall of the second shell, and the other end of the elastic sheet is a free end which is arranged upwards; the third upper shell of the third shell can be sleeved and coated on the second shell from bottom to top and is fixedly connected with the second shell by compressing the elastic sheet.

The transparent cover is glass.

The utility model has the advantages that: the down lamp is composed of the shell, the first shell, the second shell, the third shell for decoration and the like, and the shell is connected with the first shell, the first shell is connected with the second shell, and the second shell is connected with the third shell in a simple mode, so that the structure and the assembly mode of the down lamp are very simple, and batch production is easy to realize; because the down lamp takes the LED light source as the light-emitting light source, the down lamp has the advantages of low power consumption, long service life, adjustable light-emitting angle, space resource saving and the like; because the wiring terminal is designed to be fixed on the upper end surface of the shell, the down lamp is more concise and attractive in overall appearance.

The present invention will be described in further detail with reference to the accompanying drawings and examples; however, the LED tube light of the present invention is not limited to the embodiment.

Drawings

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

FIG. 2 is an exploded view of the present invention;

fig. 3 is a schematic structural diagram of the first housing of the present invention;

fig. 4 is a schematic structural diagram of a second housing according to the present invention;

fig. 5 is a schematic structural view of the present invention (in an inverted state);

fig. 6 is a schematic structural diagram of a third housing according to the present invention;

fig. 7 is a schematic perspective view of the present invention (with a third housing);

fig. 8 is a schematic structural view of the present invention (with a third housing and in an inverted state).

Detailed Description

In an embodiment, please refer to the attached drawings, the LED tube light of the present invention includes a housing 1 with a lower opening, a first housing 2 and a second housing 3 with upper and lower openings and a tubular structure, a lamp panel 4 with a plurality of LED light sources, a driving circuit board (not shown in the figure), a transparent cover 5 and a connecting terminal 6; the bottom of the shell 1 is embedded in the first shell 2, and the bottom of the first shell 2 is embedded in the second shell 3; the driving circuit board is arranged inside the shell 1 and is electrically connected with the lamp panel 4; the lamp panel 4 is arranged in the first shell 2; the transparent cover 5 is installed in the second housing 3; the top end face of the housing 1 is provided with a groove for accommodating the terminal 6 so that the terminal 6 is fixed to the top end face of the housing 1, and the terminal 6 is fitted in the groove and electrically connected to the drive circuit board.

Wherein,

the LED lamps are uniformly distributed on the lamp panel 4 in a concentric circle mode;

referring to fig. 3, a first step 21 with variable diameter is arranged on the inner wall of the first shell 2; the periphery of the lamp panel 4 is clamped between the bottom edge of the shell 1 and the first step 21; the top of the first shell 2 is also provided with a plurality of first buckles 22 for clamping the outer side wall of the bottom of the shell 1 so as to enable the bottom of the shell 1 to press the lamp panel 4;

referring to fig. 4, a diameter-variable second step 31 is arranged on the inner wall of the second housing 3; the periphery of the transparent cover 5 is clamped between the bottom edge of the first shell 2 and the second step 31; the top of the second shell 3 is also provided with a plurality of second buckles 32 for clamping the outer side wall of the bottom of the first shell 2 so as to enable the bottom of the first shell 2 to press the transparent cover 5;

referring to fig. 2, a plurality of screw holes 11 are formed on the top end surface of the housing 1; the screw holes 11 are matched with corresponding screws to fixedly install the driving circuit board in the shell 1;

referring to fig. 6, the present invention further includes a third casing 7 with an upper and a lower opening, the third casing 7 includes a third upper casing 71 with a cylindrical structure and a third lower casing 72 with an annular structure; the bottom of the third upper shell 71 is fixedly connected with the inner peripheral wall of the third lower shell 72; a plurality of spring buckles 73 for mounting the down lamp on a wall body are arranged on the outer side wall of the third upper shell 71;

referring to fig. 4 and 5, a plurality of elastic pieces 33 are further disposed on the outer side wall of the second housing 3; one end of the elastic sheet 33 is fixedly connected to the outer side wall of the second shell 3, and the other end is a free end arranged upwards; the third upper shell 71 of the third shell 7 can be sleeved and coated on the peripheral wall of the second shell 3 from bottom to top and is fixedly connected with the second shell 3 by compressing the elastic sheet 33;

the transparent cover 5 is glass.

The utility model discloses a LED down lamp, its concrete assembling process is: firstly, a wiring terminal 6 is embedded in a groove on the upper end surface of a shell 1, a driving circuit board is fixedly arranged in the shell 1 through the matching of a screw and a screw hole 11, and the wiring terminal 6 is electrically connected with the driving circuit board; then, a lamp panel 4 which is provided with an LED light source and is electrically connected with a driving circuit board is placed on the table top of a first step 21 of a first shell 2, the shell 1 is embedded into the first shell 2, so that the bottom edge of the shell 1 presses the peripheral edge of the lamp panel 4, and then a plurality of first buckles 22 on the first shell 2 are forcibly pressed inwards, so that the first buckles 22 are tightly attached to the outer wall of the shell 1, and the first shell 2 is fixedly connected with the shell 1; similarly, the transparent cover 5 is placed on the top of the second step 31 of the second housing 3, and the first housing 2 is embedded into the second housing 3, so that the bottom edge of the first housing 2 presses the peripheral edge of the transparent cover 5, and then the plurality of second fasteners 32 on the second housing 3 are pressed inward with force, so that the second fasteners 32 cling to the outer wall of the first housing 2, and the first housing 2 is fixedly connected with the second housing 3. Fig. 1 and 5 show the assembled state of the housing 1, the first housing 2 and the third housing 3. Further, the utility model discloses still include third casing 7, this third casing 7's concrete assembly mode is: the third upper shell 71 of the third casing 7 is sleeved and wrapped around the peripheral wall of the second casing 3 from bottom to top, and is fixedly connected with the second casing 3 by compressing the elastic sheet 33. After the down lamp is installed, the down lamp can be installed on a corresponding wall body through the spring fastener 73 on the third shell 7.

The above-mentioned embodiment is only used to further explain the utility model discloses a LED down lamp, nevertheless the utility model discloses do not limit to the embodiment, all be according to the utility model discloses a technical entity is to any simple modification, the equivalent change and the modification of making of above embodiment, all fall into the technical scheme's of the utility model protection scope.

Claims

1. An LED down lamp which characterized in that: the LED lamp comprises a shell with a lower opening, a first shell and a second shell which are provided with upper and lower openings and are in a cylindrical structure, a lamp panel provided with a plurality of LED light sources, a driving circuit board, a transparent cover and a wiring terminal; the bottom of the shell is embedded in the first shell, and the bottom of the first shell is embedded in the second shell; the driving circuit board is arranged in the shell and is electrically connected with the lamp panel; the lamp panel is arranged in the first shell; the transparent cover is arranged in the second shell; the top end face of the shell is provided with a groove for accommodating the wiring terminal so that the wiring terminal is fixed on the top end face of the shell, and the wiring terminal is arranged in the groove and electrically connected with the driving circuit board.

2. An LED downlight according to claim 1, wherein: the LED lamps are uniformly distributed on the lamp panel in a concentric circle mode.

3. An LED downlight according to claim 1, wherein: the inner wall of the first shell is provided with a first step with variable diameter; the periphery of the lamp panel is clamped between the bottom edge of the shell and the first step; the top of first casing still is equipped with a plurality of bottom lateral walls that are used for the chucking shell so that the bottom of shell compresses tightly the first buckle of lamp plate.

4. An LED downlight according to claim 1, wherein: the inner wall of the second shell is provided with a diameter-variable second step; the periphery of the transparent cover is clamped between the bottom edge of the first shell and the second step; the top of the second shell is also provided with a plurality of second buckles for clamping the outer side wall of the bottom of the first shell so as to enable the bottom of the first shell to compress the transparent cover.

5. An LED downlight according to claim 1, wherein: the top end surface of the shell is provided with a plurality of screw holes; the screw hole is matched with a corresponding screw to fixedly install the driving circuit board inside the shell.

6. An LED downlight according to claim 1, wherein: the third shell comprises a third upper shell in a cylindrical structure and a third lower shell in an annular structure which are integrally arranged; the bottom of the third upper shell is fixedly connected with the inner peripheral wall of the third lower shell; the outer side wall of the third upper shell is provided with a plurality of spring buckles used for installing the down lamp on a wall body.

7. An LED downlight according to claim 6, wherein: the outer side wall of the second shell is provided with a plurality of elastic sheets; one end of the elastic sheet is fixedly connected to the outer side wall of the second shell, and the other end of the elastic sheet is a free end which is arranged upwards; the third upper shell of the third shell can be sleeved and coated on the second shell from bottom to top and is fixedly connected with the second shell by compressing the elastic sheet.

8. An LED downlight according to claim 1, wherein: the transparent cover is glass.