CN217302607U

CN217302607U - Backlight module and ceiling lamp

Info

Publication number: CN217302607U
Application number: CN202221162800.XU
Authority: CN
Inventors: 徐铁江; 王黎明; 杨会; 余彬; 李阳; 钱建平
Original assignee: Zhejiang Yankon Group Co Ltd; Zhejiang Yankon Mega Lighting Co Ltd
Current assignee: Zhejiang Yankon Group Co Ltd; Zhejiang Yankon Mega Lighting Co Ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-08-26
Anticipated expiration: 2032-05-16

Abstract

A backlight module and a ceiling lamp belong to the technical field of ceiling lamps. The utility model discloses a lamp stand, light source and printing opacity cover are equipped with on the lamp stand and are annular cavity, are equipped with a plurality of draw-in grooves in the cavity, and the draw-in groove is located between the inner wall of cavity outer loop and the outer wall of inner ring, and the light source is installed on the inner wall of cavity outer loop, and the light emitting area of light source towards the outer wall of cavity inner ring, be equipped with on the printing opacity cover with the corresponding fixture block of draw-in groove, and prevent the briquetting that the light source reciprocated, the printing opacity cover passes through fixture block grafting draw-in groove and installs on the lamp stand to make the briquetting pressfitting on the light source. The utility model discloses an install the light source on the inner wall of cavity outer loop, the light emitting area of light source is towards the outer wall of cavity inner ring to briquetting pressfitting through printing opacity cover is on the light source, in order to realize the fixed of light source, has not only saved the bonding operation of light source among the prior art, and the light that can make the light source send simultaneously jets out from printing opacity cover after the outer wall transmission of cavity inner ring, with realization light softly.

Description

Backlight module and ceiling lamp

Technical Field

The utility model belongs to the technical field of the ceiling lamp, specifically relate to a backlight module and ceiling lamp.

Background

Traditional ceiling lamp is generally used as the main illumination, generally does not have backlight or little night-light, in order to enlarge the user mode of ceiling lamp, there is the manufacturer to design the ceiling lamp that has the backlight, if china utility model patent application No. 202020077837.7 a leaded light board formula ceiling lamp with backlight, including the base plate that has the bulge loop, the bulge loop outside is enclosed and is equipped with the backlight, the backlight is for enclosing the annular RGB light source that bonds with the bulge loop outside, the LED lamp pearl of annular RGB light source is located the outside of annular RGB light source and encloses, covers the light-passing circle of being connected outside the backlight and can dismantle with the base plate. Such backlights suffer from the following problems: 1. the backlight source and the ceiling lamp are integrally arranged and cannot be detached; 2. the light source is connected with the convex ring through bonding, and bonding operation needs to be added; 3. because the LED lamp pearl of light source is located the outside of bulge loop, the light that LED lamp pearl sent directly jets out through printing opacity cover and makes light not soft easily, leads to dazzling.

Disclosure of Invention

The utility model discloses solve the technical problem that above-mentioned prior art exists, provide a backlight module and ceiling lamp.

The above technical problem of the present invention can be solved by the following technical solutions: the utility model provides a backlight module, includes lamp stand, light source and printing opacity cover, be equipped with on the lamp stand and be annular cavity, be equipped with a plurality of draw-in grooves in the cavity, just the draw-in groove is located between the inner wall of cavity outer loop and the outer wall of inner ring, the light source is installed on the inner wall of cavity outer loop, just the light emitting area of light source is towards the outer wall of cavity inner ring, be equipped with the fixture block corresponding with the draw-in groove on the printing opacity cover and prevent the briquetting that the light source reciprocated, the printing opacity cover is installed on the lamp stand through fixture block grafting draw-in groove to make the briquetting pressfitting on the light source.

Preferably, the inner wall of the outer ring of the cavity is provided with a positioning strip, the cavity is internally provided with a threading hole corresponding to the positioning strip, one end of the light source is positioned at one side of the positioning strip, and the other end of the light source extends to the other side of the positioning strip along the inner wall of the outer ring of the cavity.

Preferably, a plurality of screw hole columns are arranged in the cavity, screw holes corresponding to the screw hole columns are formed in the light-transmitting cover, and the light-transmitting cover is fixed on the lamp holder by screwing the screw hole columns after a screw penetrates through the screw holes.

As preferred, be equipped with a plurality of fixed blocks on the inner wall of cavity inner ring, be equipped with the screw hole on the fixed block, pass screw hole back spiro union ceiling lamp through the screw and install the lamp stand on the ceiling lamp.

Preferably, the lamp holder is provided with a limiting block, the ceiling lamp is provided with a limiting groove, and the lamp holder is mounted on the ceiling lamp through the clamping fit of the limiting block and the limiting groove.

Preferably, the light emitting surface of the light source is provided with an LED lamp bead, and the LED lamp bead is a white light LED lamp bead or a color LED lamp bead.

The utility model also provides a ceiling lamp, including above-mentioned backlight module, still include base, LED photoelectricity module, safety cover, lamp shade and coupling assembling, LED photoelectricity module is installed in the base, the safety cover is installed on LED photoelectricity module, the lamp shade is installed on the base, coupling assembling includes nut, bolt, screw rod and nut, the one end of one end spiro union bolt of screw rod, the other end of bolt passes behind safety cover, the LED photoelectricity module in proper order and installs the nut spiro union on the base, the other end of screw rod passes the lamp shade and extends to outside the lamp shade, the other end and the nut spiro union of screw rod.

Preferably, a gear shifting switch is arranged on the LED photoelectric module.

Preferably, the back of base is equipped with the holding tank, and the backlight module passes through the holding tank to be installed on the base.

The utility model discloses beneficial effect who has: the utility model discloses an install the light source on the inner wall of cavity outer loop, the light emitting area of light source is towards the outer wall of cavity inner ring to through the briquetting pressfitting on the printing opacity cover on the light source, with the fixing of realization light source, not only saved the bonding operation of light source among the prior art, the light that can make the light source send simultaneously jets out from the printing opacity cover after the outer wall transmission of cavity inner ring, in order to realize that light is soft. The utility model discloses in, backlight module is independent, can select corresponding backlight unit to install on ceiling lamp according to ceiling lamp's different demands to the applied scene of ceiling lamp has been widened.

Drawings

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

fig. 2 is a schematic diagram of an explosive structure of the present invention;

fig. 3 is a schematic structural diagram of the lamp socket of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a schematic view of a connection structure between the lamp socket and the light source according to the present invention;

FIG. 6 is a schematic view of a light transmissive cover according to the present invention;

fig. 7 is a schematic view of a connection structure of the light-transmitting cover and the lamp holder of the present invention;

fig. 8 is an explosion structure schematic diagram of the ceiling lamp of the present invention;

fig. 9 is a schematic cross-sectional view of the ceiling lamp of the present invention;

fig. 10 is a schematic structural view of the base of the present invention;

fig. 11 is a schematic view of a connection structure of the base and the backlight module according to the present invention.

In the figure: 1. a lamp socket; 2. a light source; 3. a light-transmitting cover; 4. a concave cavity; 5. a card slot; 6. an outer ring; 7. an inner ring; 8. a clamping block; 9. briquetting; 10. a positioning bar; 11. a threading hole; 12. a threaded post; 13. a screw hole; 14. a fixed block; 15. a screw hole; 16. a limiting block; 17. a limiting groove; 18. LED lamp beads; 19. a base; 20. an LED photovoltaic module; 21. a protective cover; 22. a lamp shade; 23. a nut; 24. a bolt; 25. a screw; 26. a nut; 27. a gear shifting switch; 28. accommodating a tank; 29. the backlight module.

Detailed Description

The technical solution of the present invention is further specifically described below by way of embodiments and with reference to the accompanying drawings.

The embodiment is as follows: the utility model provides a backlight module, as shown in fig. 1-7, includes lamp stand 1, light source 2 and printing opacity cover 3, lamp stand 1 is the loop configuration, be equipped with on lamp stand 1 and be annular cavity 4, be equipped with a plurality of draw-in grooves 5 in the cavity 4, just draw-in groove 5 is located between the inner wall of cavity 4 outer ring 6 and inner ring 7's outer wall, light source 2 installs on the inner wall of cavity 4 outer ring 6, just the light emitting area of light source 2 is towards the outer wall of cavity 4 inner ring 7, be equipped with on the printing opacity cover 3 with the corresponding fixture block 8 of draw-in groove 5 and prevent the briquetting 9 that light source 2 reciprocated, printing opacity cover 3 is installed on lamp stand 1 through fixture block 8 grafting draw-in groove 5 to make briquetting 9 pressfitting on light source 2, the light that light source 2 sent jets out from printing opacity cover 3 after the outer wall transmission of cavity 4 inner ring 7.

The inner wall of the outer ring 6 of the cavity 4 is provided with a positioning strip 10, the cavity 4 is internally provided with a threading hole 11 corresponding to the positioning strip 10, one end of the light source 2 is positioned at one side of the positioning strip 10, and the other end of the light source 2 extends to the other side of the positioning strip 10 along the inner wall of the outer ring 6 of the cavity 4. The positioning strip 10 is used for limiting the installation position of the light source 2, so that the electric connecting wires on the light source 2 are positioned at the threading hole 11. Through setting up through wires hole 11, can make the electric connection wire on the light source 2 pass through behind the through wires hole 11 and be connected with the drive power supply on the ceiling lamp.

A plurality of screw hole columns 12 are arranged in the cavity 4, screw holes 13 corresponding to the screw hole columns 12 are formed in the light-transmitting cover 3, and the light-transmitting cover 3 is fixed on the lamp holder 1 through the screw holes 13 and then the screw holes 12 in threaded connection. Through the cooperation of screw post 12 and screw 13, can further strengthen the joint strength between printing opacity cover 3 and the lamp stand 1, avoid backlight module 29 in removal or transportation, break away from draw-in groove 5 because of fixture block 8 to make printing opacity cover 3 drop.

The light emitting surface of the light source 2 is provided with an LED lamp bead 18, the LED lamp bead 18 is a white LED lamp bead or a colored LED lamp bead, and when the LED lamp bead 18 is the white LED lamp bead, the backlight module 29 can be used as a small night lamp; when the LED lamp bead 18 is a color LED lamp bead, such as an RGB lamp bead, the backlight module 29 can be used as an atmosphere lamp.

Be equipped with a plurality of fixed blocks 14 on the inner wall of cavity 4 inner ring 7, all be equipped with screw hole 15 on every fixed block 14, pass screw hole 15 back spiro union ceiling lamp through the screw and install lamp stand 1 on the ceiling lamp to realize that backlight module 29 installs on the ceiling lamp. Through this kind of detachable mounting means, can select corresponding backlight module 29 to install on ceiling lamp according to the different demands of ceiling lamp to the applied scene of ceiling lamp has been widened.

Be equipped with stopper 16 on the lamp stand 1, be equipped with the spacing groove 17 corresponding with stopper 16 on the ceiling lamp, install lamp stand 1 on the ceiling lamp through the joint cooperation of stopper 16 and spacing groove 17 to realize that backlight module 29 installs on the ceiling lamp. Through the clamping cooperation of the limiting block 16 and the limiting groove 17, the backlight source module 29 can be rapidly installed on the ceiling lamp, and meanwhile, the screw hole 15 in the fixing block 14 is convenient to correspond to the screw hole 15 in the ceiling lamp, so that the fixing is convenient.

As shown in fig. 8-11, the present invention further provides a ceiling lamp, which includes the above backlight module, and further includes a base 19, an LED optoelectronic module 20, a protective cover 21, a lampshade 22, and a connecting assembly, wherein the LED optoelectronic module 20 is installed in the base 19, the protective cover 21 is installed on the LED optoelectronic module 20, and the lampshade 22 is installed on the base 19; coupling assembling includes nut 23, bolt 24, screw rod 25 and nut 26, the one end of screw rod 25's one end spiro union bolt 24, the other end of bolt 24 passes behind safety cover 21, the LED optoelectronic module 20 in proper order with install the nut 23 spiro union on base 19, the other end of screw rod 25 passes lamp shade 22 and extends to outside the lamp shade 22, the other end and the nut 26 spiro union of screw rod 25. The lampshade 22 and the base 19 are fixedly connected through the screw rod 25 and the screw cap 26 which are in screw connection. In the present embodiment, the LED optoelectronic module 20 is installed on the base 19 by screwing, and the protective cover 21 is installed on the LED optoelectronic module 20 by screwing.

The LED photoelectric module 20 is provided with a shift switch 27, and the shift switch 27 is used for adjusting the color temperature or brightness of the LED photoelectric module 20.

The back of the base 19 is provided with an accommodating groove 28, and the backlight module 29 is mounted on the base 19 through the accommodating groove 28.

To sum up, the utility model discloses an install the light source on the inner wall of cavity outer loop, the light emitting area of light source is towards the outer wall of cavity inner loop to briquetting pressfitting through the printing opacity covers on the light source, with the fixing of realization light source, the bonding operation of light source among the prior art has not only been saved, and the light that can make the light source send simultaneously jets out from the printing opacity cover after the outer wall transmission of cavity inner loop, with realization light softly. The utility model discloses in, backlight module is independent, can select corresponding backlight unit to install on ceiling lamp according to ceiling lamp's different demands to the applied scene of ceiling lamp has been widened.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.

Claims

1. The utility model provides a backlight module, includes lamp stand, light source and printing opacity cover, its characterized in that, be equipped with on the lamp stand and be annular cavity, be equipped with a plurality of draw-in grooves in the cavity, just the draw-in groove is located between the inner wall of cavity outer loop and the outer wall of inner ring, the light source is installed on the inner wall of cavity outer loop, just the light emitting area of light source is towards the outer wall of cavity inner ring, be equipped with the fixture block corresponding with the draw-in groove on the printing opacity cover and prevent the briquetting that the light source reciprocated, the printing opacity cover is installed on the lamp stand through fixture block grafting draw-in groove to make the briquetting pressfitting on the light source.

2. The backlight module as claimed in claim 1, wherein the inner wall of the outer ring of the cavity is provided with a positioning strip, the cavity is provided with a threading hole corresponding to the positioning strip, one end of the light source is located at one side of the positioning strip, and the other end of the light source extends to the other side of the positioning strip along the inner wall of the outer ring of the cavity.

3. The backlight module according to claim 1, wherein the cavity has a plurality of screw holes, the transparent cover has screw holes corresponding to the screw holes, and screws are screwed into the screw holes to fix the transparent cover to the lamp holder.

4. The backlight module as claimed in claim 1, wherein a plurality of fixing blocks are disposed on the inner wall of the inner ring of the cavity, screw holes are disposed on the fixing blocks, and the lamp holder is mounted on the ceiling lamp by screwing the ceiling lamp after the screws pass through the screw holes.

5. The backlight module as claimed in claim 1, wherein the lamp holder is provided with a limiting block, the ceiling lamp is provided with a limiting groove, and the lamp holder is mounted on the ceiling lamp by the clamping fit of the limiting block and the limiting groove.

6. The backlight module according to claim 1, wherein the light emitting surface of the light source is provided with an LED bead, and the LED bead is a white LED bead or a color LED bead.

7. A ceiling lamp, characterized in that, includes a backlight module of any one of claims 1-6, and further includes a base, an LED optoelectronic module, a protective cover, a lampshade, and a connecting assembly, wherein the LED optoelectronic module is installed in the base, the protective cover is installed on the LED optoelectronic module, the lampshade is installed on the base, the connecting assembly includes a nut, a bolt, a screw rod, and a nut, one end of the screw rod is screwed with one end of the bolt, the other end of the bolt sequentially passes through the protective cover, the LED optoelectronic module and then is screwed with the nut installed on the base, the other end of the screw rod passes through the lampshade and extends to the outside of the lampshade, and the other end of the screw rod is screwed with the nut.

8. The ceiling lamp of claim 7, wherein the LED photovoltaic module is provided with a shift switch.

9. The ceiling lamp of claim 7, wherein a receiving groove is formed in a back surface of the base, and the backlight module is mounted on the base through the receiving groove.