CN104421777A - Lamp dimming device and lighting fixture - Google Patents

Abstract

The invention provides a lamp dimming device, comprising: the bottom box is fixedly connected with the bottom box, and forms a surface cover of an accommodating space together with the bottom box; the printed circuit board is arranged in the accommodating space; the light-adjusting encoder comprises a wiring terminal inserted in the printed circuit board, and a light-adjusting encoder and a memory module which are connected with the wiring terminal; the light adjusting knob is matched with the adjusting handle and used for adjusting the light adjusting encoder; the touch control module is arranged on the face cover and connected with the memory module, the touch control module receives an input memory instruction, and the memory module stores dimming parameters according to the memory instruction. The lamp dimming device can flexibly and real-timely dim the brightness of the light source of the lamp according to the requirements of the field environment, and can record the brightness of the light in real time. The invention also provides an illuminating lamp adopting the dimming device.

Description

Lamp dimming device and lighting fixture

technical field

The invention relates to the lighting field, in particular to a lamp dimming device and a lighting lamp.

Background technique

Energy shortage is a hot topic in the world today. In the lighting industry, LED lamps are the first choice to replace traditional lighting with high energy consumption and short life due to its advantages of high efficiency, energy saving, environmental protection, and long life. Among them, the ceiling light with LED as the light source is widely used in indoor lighting and decoration. However, the main defect of existing LED lamps is that they can only emit one kind of brightness, and the energy-saving ability of LED has not been fully explored, and it does not meet the customer's brightness adjustment requirements for lamps, and cannot meet different occasions, different time periods, and different groups of people. Diversified lighting effect requirements.

Contents of the invention

In view of the above problems, the purpose of the present invention is to provide a flexible real-time dimming of the brightness of the lamp light source according to the needs of the site environment, and can record the brightness of the lamp in real time, so that the user can directly enter the user's A lamp dimming device for recording brightness mode, and lighting fixtures using the dimming lamp for decoration.

The invention provides a dimming device for lamps, comprising: a bottom box, the side wall of which is provided with a wire opening for the wire connected to the light source to pass through; a surface cover, which is fixedly connected with the bottom box, and forms a In the accommodation space, there is an annular column in the middle of the cover, and the inner hole is provided in the annular column; the printed circuit board is arranged in the accommodation space; the connecting terminal inserted into the printed circuit board and connected with the The dimming encoder and the memory module connected by the terminal, the dimming encoder has an adjusting handle, the adjusting handle passes through the inner hole opened by the cover, and the connecting terminal is used to connect the light source connected to the light source. Wire; the dimming knob, which cooperates with the adjusting handle, is used to adjust the dimming encoder; the touch module, which is installed on the surface cover and connected with the memory module, and the touch module receives the input memory command , the memory module stores dimming parameters according to the memory instruction.

Wherein, the bottom of the bottom box is provided with a connecting post, the printed circuit board is fixed to the connecting post through threads, and the side of the connecting post is provided with reinforcing ribs.

Wherein, the reinforcing ribs are provided with anti-fooling ribs, and the printed circuit board is provided with anti-fooling bayonets, and the anti-fooling ribs cooperate with the anti-fooling bayonets to locate the position and direction of the printed circuit board.

Wherein, a snap button is provided on the inner side of the cover, and a hook portion that is engaged with the snap button is provided on the inner side of the bottom box.

Wherein, the surface cover is provided with an inner stop, and the bottom box is provided with a concave stop, and when the face cover and the bottom box are buckled and connected, the inner stop is matched with the concave stop.

Wherein, the dimming knob includes an outer ring body and a ring column disposed inside the outer ring body, and a live hook is provided at the bottom of the cylindrical ring, and the live hook is closely matched with the adjustment handle.

Wherein, the outer surface of the outer ring is provided with anti-skid lines.

Wherein, the outer peripheral surface of the adjustment handle is provided with a first groove extending axially, and the inner surface of the cylindrical ring is protruded with a convex line matching the first groove.

Wherein, the end of the cylindrical ring is also provided with a second groove.

The present invention also provides a lighting fixture, which includes a light source and the above-mentioned dimming device for the lamp, and the dimming device for the lamp is connected to the light source through wires.

The lamp dimming device provided by the invention is convenient to manufacture and has simple production and use methods. According to the needs of the site environment, the user can flexibly adjust the brightness of the light source in real time, and can record the brightness of the light in real time, so that the user can directly enter the user's record brightness mode when using the lamp in the future, and enjoy the customary light brightness , which not only meets the needs of users, but also achieves further energy-saving and environmental protection effects.

Description of drawings

In order to illustrate the technical solution of the present invention more clearly, the accompanying drawings used in the implementation will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some implementations of the present invention. As far as the skilled person is concerned, other drawings can also be obtained based on these drawings on the premise of not paying creative work.

Fig. 1 is a schematic diagram of a lighting fixture provided by an embodiment of the present invention;

Fig. 2 is an exploded view of the lamp dimming device according to the embodiment of the present invention;

Fig. 3 is a perspective view of a lamp dimming device according to an embodiment of the present invention;

Fig. 4 is a top view of a lamp dimming device according to an embodiment of the present invention;

Fig. 5 is a sectional view along the B-B direction in Fig. 4;

Fig. 6 is a sectional view along the C-C direction in Fig. 4;

Fig. 7 is a top view of the bottom box of the lamp dimming device according to the embodiment of the present invention;

Fig. 8 is a sectional view along the A-A direction in Fig. 7;

Fig. 9 is a top view of the face cover of the lamp dimming device according to the embodiment of the present invention;

Fig. 10 is a side view of the face cover shown in Fig. 9;

Fig. 11 is a perspective view of a dimming knob of a lamp dimming device according to an embodiment of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Referring to FIG. 1 , a lighting fixture 10 according to an embodiment of the present invention includes: a light source 20 , a dimming device 30 for a lamp, and a wire 40 connecting the dimming device 30 and the light source 20 . In this embodiment, the lighting fixture 10 is a ceiling light using LED lighting. The light source 20 as a whole is a rectangular light-emitting surface. By operating the lamp dimming device 30, the brightness of the light source 20 can be controlled in real time.

Please refer to FIG. 2 to FIG. 6 , the lamp dimming device 30 according to the embodiment of the present invention includes: a bottom box 31 , a cover 32 , a printed circuit board 33 , a connecting terminal 34 plugged into the printed circuit board 33 , and the The dimming encoder 35 and the memory module 36 connected to the connecting terminal 34 , as well as the dimming knob 37 and the touch module 38 .

Referring to FIG. 2 to FIG. 11 , the bottom box 31 includes a bottom wall 311 and a side wall 312 vertically extending from the periphery of the bottom wall 311 . The side wall 312 defines a wire opening 3123 for the wire 40 connected to the light source 20 to pass through.

In one embodiment, the bottom box 31 is injection-molded by ABS (acrylonitrile-butadiene-styrene plastic), and its length is 80 mm, width 55 mm, height 14 mm, and wall thickness is 2 mm.

Two through holes 313 are opened at the bottom of the bottom box 31 , and when the bottom box 31 is installed, screws pass through the two through holes 313 to fix the bottom box 31 at the site installation position.

The front cover 32 is fixedly connected with the bottom box 31 and together with the bottom box 31 forms a receiving space 300 . The cover 32 includes a top wall 321 and a side wall 322 vertically extending from a periphery of the top wall 321 .

In one embodiment, the surface cover 32 is injection molded by ABS material, the length of the surface cover 32 is 80mm, the width is 55mm, the height is 11.6mm, and the wall thickness is 2mm.

A central portion of the top wall 321 of the face cover 32 is provided with an annular column 323 , and the annular column is provided with an inner hole 3231 .

In this embodiment, the bottom box 31 and the surface cover 32 are fixedly connected by snap-fitting. Specifically, a snap button 324 is provided inside the cover 32 , and a hook portion 315 that is engaged with the snap button 324 is provided inside the bottom box 31 . The hook 324 is provided with a hook protruding outward, and the bottom of the hook portion 315 forms a boss, and the hook is fastened with the bottom surface of the boss.

In order to facilitate the positioning of the bottom box 31 and the surface cover 32 when they are fastened together, the connection is firm after fastening, the surface cover is provided with an inner stop 3241 , and the bottom box 31 is provided with a concave stop 3152 . The inner stop opening 3241 is disposed on the periphery of the opening end of the side wall 322 of the surface cover 32 . The notch 3152 is disposed on the top periphery of the side wall 312 of the bottom box 31 . When the front cover 32 is buckled and connected with the bottom box 31 , the inner notch 3241 is matched with the concave notch 3152 .

The printed circuit board 33 is disposed in the receiving space 300 . The connection terminal 34 , the dimming encoder 35 and the memory module 36 are all inserted into the printed circuit board 33 . In one embodiment, the printed circuit board 33 has a length of 50 mm, a width of 50 mm, and a board thickness of 1.6 mm.

The printed circuit board 33 is fixedly connected with the bottom box 31 . Four through holes 331 are defined on the printed circuit board 33 . The bottom 31 of the bottom box is provided with a connecting post 316 . The threaded member 332 passes through the through hole 331 and is fixedly connected with the connecting post 316 . A reinforcing rib 3161 is provided on the side of the connecting column 316 to improve the connection strength of the installation. The reinforcing rib 3161 is connected to the side wall 312 of the bottom box 31 . The reinforcing rib 3161 is provided with a fool-proof rib 3162 , and the side edge of the printed circuit board 33 is provided with a fool-proof bayonet 335 . The fool-proof rib 3162 cooperates with the fool-proof bayonet 335 and is used for positioning the position and direction of the printed circuit board 33 to facilitate installation on the printed circuit board 33 . A gap is formed between the fool-proof rib 3162 and the connecting post 316 . In this embodiment, there are four connecting columns 316 , which are arranged on opposite side surfaces of the bottom box 31 .

The connecting terminal 34 is connected with the wire 40 for transmitting a control signal to the light source 20, and the light source 20 adjusts the brightness after receiving the control signal.

The dimming encoder 35 can adopt Pulse Width Modulation (PWM for short), and the copper drum adjustable resistance knob can be used for stepless control. The dimming encoder 35 used in the present invention is a mature product in the prior art, and its structure will not be repeated.

The dimming encoder 35 has an adjusting handle 351 , the adjusting handle 351 passes through the inner hole 3231 of the cover 32 and is exposed from the top of the cover 32 . The middle section of the adjustment handle 351 is provided with an annular groove 3512 . A first groove 3513 extending axially is defined on the outer peripheral surface of the adjusting handle 351 . There may be multiple first grooves 3513, evenly distributed in the circumferential direction.

The dimming knob 37 is in the shape of a cylinder as a whole, which can be injection-molded with ABS material, and includes: an outer ring body 371 and a ring column 372 disposed inside the outer ring body 371 . The cylindrical ring 372 cooperates with the adjusting handle 351 of the dimming encoder 35 . A live hook 3721 is provided at the bottom of the cylindrical ring 372 , and the live hook 3721 can be buckled into the annular groove 3512 , so as to closely match the dimming knob 37 with the adjusting handle 351 .

The inner surface of the cylindrical ring 372 protrudes from the inner surface of the first groove 3513 with a convex strip 3723. When assembling, the cylindrical ring 372 is pushed down along the direction of the first groove 3513, so that the dimmer knob 37 is aligned with the first groove 3513. The adjusting handle 351 is closely matched. In order to enhance the gripping force between the dimming knob 37 and the adjusting handle 351 , a second groove 3725 is formed at the end of the cylindrical ring 372 .

In order to facilitate the rotation and adjustment operation of the dimming knob 37 , the outer surface of the outer ring body 372 is provided with anti-skid lines 3727 .

The touch module 38 is installed on the cover 32 and connected to the memory module 36 . The touch module 38 receives an input memory instruction, and the memory module 36 stores dimming parameters according to the memory instruction.

In the embodiment of the present invention, the surface cover 32 is provided with an installation opening 329 , and the touch module 38 is a touch panel embedded in the installation opening 329 . The touch module 38 is provided with a "memory" command area for receiving user input memory commands, and a brightness display area for displaying the current brightness value. The memory module 36 stores dimming parameters and sends a brightness adjustment control signal according to the memory value input or selected by the user.

When assembling, first solder the terminal 34, the dimming encoder 35 and the memory module 36 to the reserved pads on the printed circuit board 33, and then connect the foolproof bayonet 335 of the printed circuit board 33 to the bottom box 31 Align the fool-proof ribs 3162, and then fix the printed circuit board 33 on the bottom box with screws. Then, the lead 40 is connected to the connection terminal 34, and the bottom box 31 is fastened with the cover 32. At this time, the hook 324 of the cover 32 and the hook 315 of the bottom box 31 are fastened together, and the cover 32 The inner notch 3241 of the bottom box 31 is matched with the notch 3152 of the bottom box 31 . Then, put the dimming knob 37 on the adjusting handle 351 of the dimming encoder 35, press the dimming knob 37 slightly, and the live hook 3721 of the cylindrical ring 372 of the dimming knob 37 is tightly fitted with the dimming encoder 35.

During use, when the user rotates the dimming knob 37 lightly with two fingers according to the needs of the site environment, or lightly touches the indication area on the touch module 38 with a finger, the brightness of the lamp light source 20 can be flexibly adjusted in real time . When the user has the brightness of the light that is often used, he can lightly touch the indication area on the touch module 38 with his finger to remember it. When the user uses the lamp in the future, he can directly enter the memory mode and enjoy the customary brightness of the light.

The dimming device 30 for lamps and lanterns according to the embodiment of the present invention is easy to manufacture, and the production and use methods are simple. According to the needs of the site environment, the user can flexibly adjust the brightness of the light source in real time, and can record the brightness of the light in real time, so that the user can directly enter the user's record brightness mode when using the lamp in the future, and enjoy the customary light brightness , which not only meets the needs of users, but also achieves further energy-saving and environmental protection effects.

The above description is a preferred embodiment of the present invention, and it should be pointed out that for those skilled in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications are also considered Be the protection scope of the present invention.

Claims (10)

1. A lamp dimming device, characterized in that, comprising: The bottom box has a wire opening on its side wall for the wire connected to the light source to pass through; The face cover is fixedly connected with the bottom box, and together with the bottom box forms a storage space, the middle part of the face cover has an annular column, and the annular column is provided with an inner hole; a printed circuit board arranged in the receiving space; Plugged into the wiring terminal of the printed circuit board, and the dimming encoder and memory module connected to the wiring terminal, the dimming encoder has an adjustment handle, and the adjustment handle passes through the opening of the cover. The inner hole, the connecting terminal is used to connect the wire connected with the light source; A dimming knob, which cooperates with the adjusting handle, is used to adjust the dimming encoder; The touch module is installed on the cover and connected to the memory module, the touch module receives the input memory instruction, and the memory module stores the dimming parameters according to the memory instruction. 2. The lamp dimming device according to claim 1, characterized in that, the bottom of the bottom box is provided with a connecting column, the printed circuit board is fixed to the connecting column through threads, and the side of the connecting column is provided with Ribs. 3. The lamp dimming device according to claim 2, characterized in that, the reinforcing rib is provided with a fool-proof rib, and the printed circuit board is provided with a fool-proof bayonet, and the fool-proof rib and the fool-proof card Mouth fit, used to locate the position and orientation of the printed circuit board. 4 . The dimming device for a lamp according to claim 1 , wherein a snap button is provided on the inside of the cover, and a hook that is engaged with the snap button is provided on the inside of the bottom box. 5. The lamp dimming device according to claim 4, characterized in that, the cover is provided with an inner stop, the bottom box is provided with a concave stop, and the cover is fastened and connected with the bottom box , the inner spigot cooperates with the concave spigot. 6. The dimming device for lamps according to claim 1, wherein the dimming knob comprises an outer ring body and a circular column arranged inside the outer ring body, and a live hook is provided at the bottom of the cylindrical ring , the live hook is closely matched with the adjustment handle. 7 . The dimming device for lamps according to claim 6 , wherein the outer surface of the outer ring is provided with anti-skid lines. 7 . 8. The dimming device for lamps according to claim 6, wherein a first groove extending axially is formed on the outer peripheral surface of the adjusting handle, and the inner surface of the cylindrical ring protrudes to fit the first groove. of convex lines. 9. The dimming device for a lamp according to claim 6, wherein a second groove is formed at the end of the cylindrical ring. 10. A lighting fixture, comprising a light source and the dimming device for a lamp according to any one of claims 1 to 9, wherein the dimming device for a lamp is connected to the light source through wires.