WO2022110332A1

WO2022110332A1 - Lamp

Info

Publication number: WO2022110332A1
Application number: PCT/CN2020/136103
Authority: WO
Inventors: 罗晨阳; 江新华; 林泽华; 黄冬青
Original assignee: 深圳和而泰智能控制股份有限公司
Priority date: 2020-11-30
Filing date: 2020-12-14
Publication date: 2022-06-02
Also published as: CN115003953A

Abstract

A lamp (100), comprising: a lamp holder, a control panel (50), a driving member (40), and a light guide lens (70). A lamp panel (60) and the control panel (50) are respectively fixed to the lamp holder; the control panel (50) is electrically connected to the lamp panel (60); and the control panel (50) can control the lamp panel (60) to emit light at different times to form a light-emitting flickering effect. One end of the driving member (40) is fixed to the lamp holder, and the other end of the driving member (40) sequentially passes through the control panel (50) and the lamp panel (60) and is connected to the light guide lens (70); and the driving member (40) can drive the light guide lens (70) to rotate. The light guide lens (70) is provided with curved lines, and light emitted by the lamp panel (60) is refracted by the curved lines on the light guide lens (70) to form bright spots; and when the light guide lens (70) rotates and the lamp panel (60) flickers, the bright spots change continuously to form a flame flickering effect.

Description

a lamp

【Technical field】

The utility model relates to the technical field of lighting, in particular to a lamp.

【Background technique】

With its advantages of environmental protection, energy saving and long life, LED solid-state lighting has gradually replaced traditional light sources such as incandescent lamps and halogen lamps with high energy consumption and short life in most lighting fields. Among them, flame lamps are used more and more widely as an important lighting source in decorative lighting. The current flame lamps generally use three or more LED light boards to form a triangular or polygonal three-dimensional structure, with another light board at the bottom to form a support, or a three-dimensional structure formed by a circular LED light board and a bottom light board. The frequency and rhythm of the LED flashes to achieve the effect of flame flashing. In the structure of the current flame lamp, the LED lamp board needs to be bent, and a base plate is required as the installation structure. The base plate needs to be set as a plurality of polygonal rings with a certain inclination, which is used for fixing the specific direction of the LED lamp board. Manufacturing process And more complicated, the production cost is higher.

【Content of utility model】

In order to solve the above-mentioned technical problems, the embodiment of the present invention provides a lamp, which can form a flame flickering effect and has a simple structure.

The embodiment of the present utility model adopts the following technical solutions to solve its technical problems:

A light fixture is provided, comprising:

lamp holder;

a light board, the light board is fixed on the lamp socket, and the light board is used for emitting light;

a light guide lens, the light guide lens is provided with curved lines, and the light guide lens is used to refract the light emitted by the lamp board;

a driving member, one end of the driving member is fixed on the lamp socket, the other end of the driving member passes through the lamp board and is connected with the light guide lens, and the driving member is used for driving the light guide lens rotate relative to the socket; and

a control board, the control board is fixed on the lamp socket, and the control board is electrically connected with the light board and the driving member respectively, and the control board is used for supplying power to the light board and controlling the lamp The plate emits light at different times and powers and controls the rotation of the drive.

Optionally, the inside of the lamp holder is provided with an installation groove, the lamp board, the light guide lens and the control board are respectively arranged in the installation groove, and the lamp board is located between the light guide lens and the light guide lens. between the control boards.

Optionally, a groove wall of the installation groove is provided with a support rib, an end of the support rib facing the light guide lens is provided with a support end surface, and the control board is fixed on the support end surface.

Optionally, a hot-melt column is provided on the support end surface, and the hot-melt column is used to be fixed to the control board after being hot-melted.

Optionally, a slot wall of the installation slot is provided with a buckle, and the buckle is clipped on the edge of the light board, so that the light board abuts the driving member.

Optionally, a groove wall of the installation groove is provided with a positioning rib, a positioning groove is provided on the lamp board, and the positioning rib is clamped in the positioning groove.

Optionally, a fixing hole is further provided inside the lamp holder, and the fixing hole communicates with the installation groove;

The driving member includes a body and an output shaft, and one end of the output shaft is connected to the body;

The body is fixed in the fixing hole, and the other end of the output shaft is connected with the light guide lens.

Optionally, the lamp socket includes a lamp cap and a base, and the lamp cap is connected to one end of the base;

The lamp cap is used for mating connection with an external socket, and the lamp board, the control board and the driving member are respectively mounted on the base.

Optionally, the light board includes a light source substrate and a lamp bead, and the lamp bead is provided on the side of the light source substrate facing the light guide lens.

Optionally, the lamp further includes an outer cover, the outer cover is connected with the lamp socket to form a accommodating space;

The lamp board, the control board, the driving member and the light guide lens are respectively arranged in the accommodating space.

Compared with the prior art, the light guide lens in the embodiment of the present invention is connected to the other end of the driving member, the driving member can drive the light guide lens to rotate, and the control board is electrically connected to the light board. , the control board controls the light board to emit light at different times to form a luminous and flickering effect, the light guide lens is provided with curved lines, and the light emitted by the light board passes through all the light guide lenses on the light guide lens. After the surface texture is refracted, a bright spot will be formed. When the light guide lens rotates and the lamp board flickers, the bright spot will change continuously, forming a flame flickering effect.

【Description of drawings】

One or more embodiments are exemplified by the accompanying drawings, which are not intended to limit the embodiments, and elements with the same reference numerals in the drawings represent similar elements, unless otherwise specified. It is stated that the figures in the accompanying drawings do not constitute a scale limitation.

FIG. 1 is a schematic structural diagram of a lamp according to an embodiment of the present invention;

FIG. 2 is an exploded schematic view of the lamp shown in FIG. 1;

FIG. 3 is a schematic cross-sectional view of the lamp shown in FIG. 1;

FIG. 4 is a schematic structural diagram of the base of the lamp shown in FIG. 1;

Figure 5 is a schematic cross-sectional view of the base shown in Figure 4;

FIG. 6 is a schematic diagram of the assembly of the base, the driver, the control board and the light board of the lamp shown in FIG. 1;

FIG. 7 is a schematic structural diagram of the driving member shown in FIG. 6;

FIG. 8 is a schematic structural diagram of the control board shown in FIG. 6;

FIG. 9 is a schematic structural diagram of the lamp panel shown in FIG. 6;

FIG. 10 is a schematic structural diagram of the light guide lens of the lamp shown in FIG. 1;

FIG. 11 is a schematic diagram of the assembly of the base, the driver, the control board, the light board and the light guide lens of the lamp shown in FIG. 1 .

Description of reference numbers:

100. Lamps 40. Drivers

10. Cover 41. Body

20. Lamp holder 42. Output shaft

30, base 50, control panel

31. Fixed part 51. Power board

310, mounting hole 510, first through hole

32. Installation department 52. Functional devices

320, installation slot 60, light board

33. Fixed column 61. Light source substrate

330, fixing hole 610, second through hole

34. Reinforcing ribs 612. Positioning grooves

35. Support ribs 614. Outlet slot

36. Buckle 62. Lamp beads

37. Positioning ribs 70. Light guide lens

39. Hot melt column 71. Mounting through holes

【Detailed ways】

In order to facilitate the understanding of the present utility model, the present utility model will be described in more detail below with reference to the accompanying drawings and specific embodiments. It should be noted that when an element is referred to as being "fixed to" another element, it can be directly on the other element, or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical", "horizontal", "left", "right", "inner", "outer" and similar expressions used in this specification are for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as commonly understood by one of ordinary skill in the technical field belonging to the present invention. The terms used in the description of the present invention are only for the purpose of describing specific embodiments, and are not used to limit the present invention. As used in this specification, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In addition, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as there is no conflict with each other.

Please refer to FIG. 1 to FIG. 3 together. One embodiment of the present invention provides a lamp 100 , including: a cover 10 , a lamp socket, a driving member 40 , a control board 50 , a lamp board 60 and a light guide lens 70 . The lamp socket includes a lamp cap 20 and a base 30 . The cover 10 and the lamp head 20 are respectively connected to two ends of the base 30 , the driving member 40 , the control board 50 and the lamp board 60 are respectively installed on the base 30 , and the light guide lens 70 is connected to the driving member 40 . The control board 50 is electrically connected to the driving member 40 and the light board 60 respectively, and the control board 50 supplies power to the driving member 40 and the light board 60 respectively. The driving member 40 is used to drive the light guide lens 70 to rotate, the light plate 60 is used to emit light toward the light guide lens 70 , and the light guide lens 70 is used to refract the light emitted by the light plate 60 . light.

The cover 10 is connected to one end of the base 30 , the cover 10 and the base 30 enclose a receiving space, the driving member 40 , the control board 50 , the light board 60 and the light guide The lenses 70 are respectively accommodated in the accommodating spaces. Wherein, the outer cover 10 is made of light-transmitting material, so that the light emitted by the lamp board 60 can be transmitted.

The lamp cap 20 is a circular concave structure, and the lamp cap 20 is sleeved on the end of the base 30 away from the outer cover 10 . The outer surface of the lamp cap 20 is provided with threads for mating connection with an external socket. Wherein, the lamp cap 20 is made of conductive material, so as to make electrical connection with the external circuit.

Please refer to FIG. 3 to FIG. 5 together, the base 30 is a circular cylindrical structure, the base includes a fixing part 31 and an installation part 32 , and the fixing part 31 and the installation part 32 are connected. The cross-sectional diameter of the fixing portion 31 is smaller than the cross-sectional diameter of the mounting portion 32 , the fixing portion 31 is arranged in the lamp holder 20 , and the outer wall of the fixing portion 31 is in contact with the inner wall of the lamp holder 20 and For fixing, one end of the lamp cap 20 abuts the mounting portion 32 , so that the base 30 and the lamp cap 20 are fixedly connected. Wherein, the connection mode of the fixing portion 31 and the lamp holder 20 can be set according to actual needs, such as interference fit, welding, snap connection, etc., which is not limited here.

The fixing portion 31 is hollow, and a mounting hole 310 is provided inside the fixing portion 31 . The mounting hole 310 extends from one end of the fixing portion 31 toward the mounting portion 32 . An installation groove 320 is provided inside the installation portion 32 , and the installation groove 320 extends from one end of the installation portion 32 toward the fixing portion 31 to communicate with the installation hole 310 . The control board 50 , the light board 60 and the light guide lens 70 are respectively disposed in the installation groove 320 , and the light board 60 is located between the control board 50 and the light guide lens 70 .

The mounting hole 310 is provided with a fixing column 33 , the fixing column 33 is connected to the fixing portion 31 through the reinforcing rib 34 , and a gap is provided between the fixing column 33 and the inner wall of the fixing portion 31 for walking. Wire. The interior of the fixing post 33 is provided with a fixing hole 330 , the fixing hole 330 extends from one end of the fixing post 33 to the other end, and two ends of the fixing hole 330 are respectively connected to the mounting hole 310 and the mounting Slot 320. The fixing hole 330 is a stepped hole, the interior of the fixing hole 330 is provided with a stepped surface, and the large hole of the fixing hole 330 is arranged at one end facing the installation slot 320 . One end of the driving member 40 is fixed in the fixing hole 330 , and one end of the driving member 40 abuts the stepped surface in the fixing hole 330 , so that when the driving member 40 is assembled with the base 30 , position. The other end of the driving member 40 extends into the installation slot 320 , and the other end of the driving member 40 is connected to the light guide lens 70 .

The groove wall of the installation groove 320 is provided with a support rib 35 , and the end of the support rib 35 away from the fixing portion 31 is provided with a support end surface, and the support end surface is parallel to the cross section of the installation portion 32 . The end faces are used to support the control board 50 . The support end surface is provided with a hot-melt column 39 . After the control board 50 is installed on the support rib 35 , the hot-melt column 39 is hot-melted to fix the control board 50 . The use of hot-melt connection can reduce the use of screws, and the screws are metal parts, and the contact with the pins of the electronic components inside the lamp will cause a short circuit. The number of the support ribs 35 is three, and the three support ribs 35 are annularly distributed on the groove wall of the installation groove 320 to support the control board 50 more stably. It can be understood that, in some other embodiments, the number of the support ribs 35 can be set according to actual requirements, for example, two or four can be set, as long as the support strength of the control board 50 can be satisfied, that is, Can.

The groove wall of the installation slot 320 is further provided with a buckle 36 , and the end of the buckle 36 away from the fixing portion 31 is provided with an inclined surface, and the inclined surface is arranged at an angle with the cross section of the installation portion 32 . . The inclined surface of the buckle 36 extends from one end away from the fixing portion 31 toward the other end, and the inclined surface is inclined from the groove wall of the installation groove 320 toward the center of the installation groove 320 along its extending direction. . The buckle 36 is made of elastic material, and the buckle 36 is used for installation and cooperation with the light board 60 , so that the light board 60 is fixed in the installation groove 320 . One end of the buckle 36 is set as an inclined surface, which can guide the light board 60 during assembly, so as to facilitate the installation and removal of the light board 60 . Wherein, the number of the buckles 36 is two, and the two buckles 36 are symmetrically distributed in the installation groove 320 , so as to make the fixing of the light board 60 more stable. It can be understood that, in some other embodiments, the number of the buckles 36 can be set according to actual needs, for example, one or three can be set, as long as the fixing requirements for the light board 60 can be met. .

The groove wall of the installation groove 320 is further provided with a positioning rib 37 , the positioning rib 37 protrudes from the groove wall of the installation groove 320 , and the positioning rib 37 is used for positioning the light board 60 .

Please refer to FIG. 6 and FIG. 7 together, the driving member 40 can be a driving device capable of outputting torque, such as a motor, a rotary cylinder, etc. In this embodiment, the driving member 40 is a micro-motor as an example, in order to achieve the flame effect , its speed can be set to 1-50 rpm. The driving member 40 includes a body 41 and an output shaft 42 , and one end of the body 41 is connected to one end of the output shaft 42 . One end of the body 41 away from the output shaft 42 is disposed in the fixing hole 330 , and the other end of the body 41 extends into the installation slot 320 . The end of the output shaft 42 facing away from the body 41 is connected to the light guide lens 70 , and the output shaft 42 can drive the light guide lens 70 to rotate relative to the body 41 . One end of the body 41 away from the output shaft 42 is provided with a lead (not shown), the lead can be connected to the control board 50 through the fixing hole 330 , so that the control board 50 is the The driving member 40 is powered, and the control board 50 can control the driving member 40 to rotate.

Please refer to FIG. 6 and FIG. 8 together. The control board 50 includes a power supply substrate 51 and a plurality of functional devices 52 disposed on the power supply substrate 51 . The multiple functional devices 52 are disposed on the power supply substrate 51 and face the One side of the lamp head 20. A first through hole 510 is formed in the middle of the power supply substrate 51 , and the first through hole 510 penetrates through the power supply substrate 51 . When the control board 50 is assembled in the installation slot 320 , the body 41 of the driving member 40 passes through the first through hole 510 , and the power board 51 abuts against the support rib 35 . The supporting end face is fixedly connected with the supporting ribs 35 by means of heat fusion. The control board 50 is provided with a lead wire (not shown in the figure), the lead wire can pass through the gap between the fixing post 33 and the fixing part 31 to be connected to the lamp head, so that the control board 50 can be connected to the lamp head. It is connected to the driver 40 and external circuits. With this arrangement, the space in the installation slot 320 can be saved, and the space utilization rate can be improved. The inner space of the installation slot 320 is compactly arranged, and the overall volume of the lamp 100 can be made smaller.

In this embodiment, the shape of the end face of the mounting slot 320 is circular. In order to further improve the space utilization of the mounting slot 320 , the shape of the power supply substrate 51 is set to be circular accordingly. When the control board 50 is assembled in the installation slot 320 , in order to prevent the power board 51 from being blocked by the positioning ribs 37 , the diameter of the power board 51 is set to be smaller than the diameter of the end face of the installation slot 320 . so that the power supply substrate 51 avoids the positioning rib 37, or, an avoidance groove adapted to the positioning rib 37 may be provided on the power supply substrate 51, and the positioning rib 37 can pass through the positioning rib 37. The avoidance groove is used to facilitate the installation of the power supply substrate 51 , or other structures that can avoid the positioning rib 37 are provided on the power supply substrate 51 , which are not limited herein.

The plurality of functional devices 52 of the control board 50 include a controller (not shown), the controller is electrically connected to the driving member 40, and the controller can control the driving member 40 to switch on and off, so that the The driving member 40 rotates when the lamp 100 is in a working state. The controller is also electrically connected to the light board 60 , and the controller can control the light board 60 to be powered on at different times, so that the light board 60 emits light at different times to produce the effect of glowing and flickering. Wherein, the controller can be a general-purpose processor, a digital signal processor (DSP), an application-specific integrated circuit (ASIC), a field programmable gate array (FPGA), a single-chip microcomputer, an ARM (Acorn RISC Machine) or other programmable logic devices , discrete gate or transistor logic, discrete hardware components, or any combination of these components. In this embodiment, the controller adopts a single-chip microcomputer, which has the advantages of small size, light weight, and low price.

Please refer to FIG. 6 and FIG. 9 together, the light board 60 includes a light source substrate 61 and a lamp bead 62 disposed on the light source substrate 61 , and the lamp bead 62 is disposed on the light plate 60 away from the One side of the lamp head 20. The number of the lamp beads 62 is at least one, and at least one of the lamp beads 62 can be an LED (Light Emitting Diode), and the color temperature of the LED can be any color of 1500K-7000K. If there are a plurality of the LEDs, the plurality of the LEDs are arranged on the light source substrate 61 in a ring shape, such as the zigzag shape shown in FIG. 9 , and the distance between the LEDs and the center of the ring is more than 1.0 mm. In this embodiment, the light source substrate 61 can be made of aluminum material, which is convenient for dissipating heat for the lamp beads 62 . The controller is electrically connected to the lamp beads 62, and the controller can control the lamp beads 62 to be powered on at different times to produce the effect of emitting light and flickering.

A second through hole 610 is formed in the middle of the light source substrate 61 , and the second through hole 610 penetrates through the light source substrate 61 . The edge of the light source substrate 61 is further provided with a positioning groove 612 , and the shape of the positioning groove 612 is adapted to the shape of the positioning rib 37 . When the lamp board 60 is installed in the installation slot 320 , the lamp board 60 is located on the side of the control board 50 away from the lamp head 20 , and the output shaft 42 of the driving member 40 passes through the lamp head 20 . In the second through hole 610 , the positioning rib 37 is clamped in the positioning groove 612 , the edge of the light source substrate 61 is clamped by the buckle 36 , and the light source substrate 61 faces the edge of the lamp head 20 . One side abuts the body 41 of the driving member 40 to fix the driving member 40 .

The edge of the light source substrate 61 is also provided with a wire outlet slot 614, and the light source substrate 61 is provided with a lead wire, the lead wire is connected to the control board 50 through the wire outlet slot 614, so that the control board 50 supplies power to the lamp beads 62 .

Please refer to FIG. 10 and FIG. 11 together, the light guide lens 70 is made of light-transmitting material, and the side of the light guide lens 70 facing away from the lamp board 60 is provided with irregularly curved protrusions and grooves The formed surface texture is used to refract the light emitted by the lamp bead 62 . A mounting through hole 71 is provided in the middle of the light guide lens 70 , and the shape of the mounting through hole 71 is adapted to the shape of the output shaft 42 of the driving member 40 . When the light guide lens 70 is installed in the installation slot 320 , the light guide lens 70 is located at the end of the lamp board 60 away from the lamp head 20 , and the output shaft 42 is inserted into the installation through hole 71 Inside, the light guide lens 70 is not in contact with the groove wall of the installation groove 320 . Wherein, the distance between the light guide lens 70 and the light plate 60 is set to be more than 0.5 mm. It can be understood that, in some other embodiments, curved lines may be provided on the side of the light guide lens 70 facing the light board 60, or, curved lines may be provided on both sides of the light guide lens 70 at the same time, The specific shape of the surface texture can be set according to actual needs, which is not limited here.

When the lamp 100 is working, the driving member 40 drives the light guide lens 70 to rotate, the controller controls the lamp beads 62 to emit light and flicker, and the light emitted by the lamp beads 62 passes through the light guide lens 70 . After the curved surface pattern on the surface is refracted, a bright spot will be formed on the outer cover 10. When the light guide lens 70 rotates and the lamp beads 62 flicker, the bright spot will change continuously, forming a kind of flame. flickering effect.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present utility model, but not to limit them; under the idea of the present utility model, the technical features in the above embodiments or different embodiments can also be carried out. Combinations, steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, Those of ordinary skill in the art should understand that they can still make modifications to the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions depart from The scope of the technical solutions of the various embodiments of the present invention.

Claims

A lamp, characterized in that it includes:

lamp holder;

a light board, the light board is fixed on the lamp socket, and the light board is used for emitting light;

a light guide lens, the light guide lens is provided with curved lines, and the light guide lens is used to refract the light emitted by the lamp board;

a driving member, one end of the driving member is fixed on the lamp socket, the other end of the driving member passes through the lamp board and is connected with the light guide lens, and the driving member is used for driving the light guide lens rotate relative to the socket; and

a control board, the control board is fixed on the lamp socket, and the control board is electrically connected with the light board and the driving member respectively, and the control board is used for supplying power to the light board and controlling the lamp The plate emits light at different times and powers and controls the rotation of the drive.
The lamp according to claim 1, wherein an installation groove is arranged inside the lamp holder, and the lamp board, the light guide lens and the control board are respectively arranged in the installation groove, the The light board is located between the light guide lens and the control board.
The lamp according to claim 2, wherein a groove wall of the installation groove is provided with a support rib, an end of the support rib facing the light guide lens is provided with a support end surface, and the control board is fixed on the support end face.
The lamp according to claim 3, wherein a hot-melt column is provided on the support end surface, and the hot-melt column is used to be fixed to the control board after being hot-melted.
The lamp according to claim 2, wherein the groove wall of the installation slot is provided with a buckle, and the buckle is clipped on the edge of the light board, so that the light board abuts the drive piece.
The lamp according to claim 2, wherein the groove wall of the installation groove is provided with a positioning rib, the lamp board is provided with a positioning groove, and the positioning rib is clamped in the positioning groove.
The lamp according to claim 2, wherein a fixing hole is further provided inside the lamp holder, and the fixing hole communicates with the installation groove;

The driving member includes a body and an output shaft, and one end of the output shaft is connected to the body;

The body is fixed in the fixing hole, and the other end of the output shaft is connected with the light guide lens.
The lamp according to any one of claims 1-7, wherein the lamp socket comprises a lamp cap and a base, and the lamp cap is connected to one end of the base;

The lamp cap is used for mating connection with an external socket, and the lamp board, the control board and the driving member are respectively mounted on the base.
The lamp according to any one of claims 1 to 7, wherein the light board comprises a light source substrate and a lamp bead, and the lamp bead is provided on a side of the light source substrate facing the light guide lens.
The lamp according to any one of claims 1-7, characterized in that, the lamp further comprises an outer cover, and the outer cover is connected with the lamp socket to form a accommodating space;

The lamp board, the control board, the driving member and the light guide lens are respectively arranged in the accommodating space.