CN209415133U - A kind of LED filament lamp being adjustable light emission luminance - Google Patents

Abstract

The utility model discloses a kind of LED filament lamps for being adjustable light emission luminance, including pedestal, fixing pipe is installed at the top of the pedestal, support tube is installed at the top of fixing pipe, power switch is installed at the top of pedestal, the side of fixing pipe is equipped with positive and negative anodes operation key, the side of pedestal is equipped with attaching plug, cradle is welded at the top of the support tube, lampshade is installed at the top of cradle, the inside of the lampshade is equipped with multiple lampposts, LED lamp bead is installed at the top of the lamppost, the bottom of the lamppost is welded with sliding block, the inside of the cradle is welded with sliding rail.The utility model passes through setting lamppost, sliding rail, sliding block, pin shaft, bracket, screw thread lifting column, transmission gear, motor and shaft, previous LED light is solved when carrying out brightness regulation, based on the input voltage for mostly changing LED lamp bead, when used for a long time, LED lamp bead is easy to damage because of voltage change, the short problem of service life.

Description

A kind of LED filament lamp being adjustable light emission luminance

Technical field

The utility model relates to led light technology field, specially a kind of LED filament lamp for being adjustable light emission luminance.

Background technique

LED light is a kind of solid state semiconductor devices that can convert electrical energy into visible light, it can directly turn electricity Light is turned to, the heart of LED is the chip of a semiconductor, and one end of chip is attached on a bracket, and one end is cathode, the other end The anode for connecting power supply, is encapsulated entire chip by epoxy resin.

But there are deficiencies below for existing technology: previous LED light mostly changes LED light when carrying out brightness regulation Based on the input voltage of pearl, when used for a long time, LED lamp bead is easy to damage because of voltage change, and service life is short.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of LED filament lamp for being adjustable light emission luminance, solves Previous LED light is when carrying out brightness regulation, mostly based on the input voltage of change LED lamp bead, when used for a long time, LED lamp bead It is easy to damage because of voltage change, the short problem of service life.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: a kind of LED filament being adjustable light emission luminance Lamp, including pedestal are equipped with fixing pipe at the top of the pedestal, support tube, the pedestal are equipped at the top of the fixing pipe Top power switch is installed, the side of the fixing pipe is equipped with positive and negative anodes operation key, and the side of the pedestal is equipped with Attaching plug is welded with cradle at the top of the support tube, is equipped with lampshade at the top of the cradle, the lampshade it is interior Portion is equipped with multiple lampposts, LED lamp bead is equipped at the top of the lamppost, the bottom of the lamppost is welded with sliding block, described to hold The inside of bracket is welded with sliding rail, and the sliding block and sliding rail overlap, and the bottom of the sliding block is equipped with bracket, the bracket Bottom screw thread lifting column is installed, the side of the screw thread lifting column is equipped with motor, and the side of the motor is equipped with biography Moving gear is connected between the power switch, attaching plug and LED lamp bead, the motor, positive and negative anodes operation key and attaching plug Between connect.

Preferably, the bottom insertion of the support tube is arranged in fixing pipe, and the bottom of the fixing pipe and pedestal weld It connects.

Preferably, the bottom of the lampshade engages with the stop collar at the top of cradle.

Preferably, it is symmetric between the lamppost and LED lamp bead, and the embedding lamppost that is set on of the LED lamp bead Top.

Preferably, the bracket passes through the pin shaft company that cantilever tip and bottom end is arranged in sliding block and screw thread lifting column respectively It connects.

Preferably, the transmission gear is connect with motor by the way that the shaft of motor center position is arranged in, and the transmission Gear is engaged with the screw thread of screw thread lifting column.

(3) beneficial effect

The utility model provides a kind of LED filament lamp for being adjustable light emission luminance, have it is following the utility model has the advantages that

The utility model by setting lamppost, sliding rail, sliding block, pin shaft, bracket, screw thread lifting column, transmission gear, motor and Shaft solves previous LED light when carrying out brightness regulation, mostly based on the input voltage of change LED lamp bead, is used for a long time When, LED lamp bead is easy to damage because of voltage change, and the short problem of service life needs to adjust the brightness of illumination of LED light When section, LED light intensity of illumination can be adjusted by pressing positive and negative anodes operation key, when pressing the anode of positive and negative anodes operation key, Motor is connected circuit and is rotated forward, and is rotated clockwise by shaft band nutating gear, since transmission gear is engaged with screw thread lifting column, Screw thread lifting column moves up under the drive of transmission gear at this time, and the angle of bottom increases between bracket, and distance from top increases, Sliding block moves on the slide rail, and moves backward so that lamppost be made to drive between LED lamp bead, increases the distance between LED lamp bead, can drop The brightness of illumination of low LED light, when pressing the cathode of positive and negative anodes operation key, motor connects circuit reversion, is driven and is driven by shaft Gear rotates counterclockwise, and since transmission gear is engaged with screw thread lifting column, screw thread lifting column is under the drive of transmission gear at this time It moves down, the angle of bottom reduces between bracket, and distance from top reduces, and sliding block moves on the slide rail, so that lamppost be made to drive It is positive mobile between LED lamp bead, reduce the distance between LED lamp bead, the brightness of illumination of LED light, the brightness tune of LED light can be improved Section is adjusted to change the distance between LED lamp bead, is easy to use, effectively extends the service life of LED light.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the generally longitudinally cross-sectional view of the utility model；

Fig. 3 is the partial structural diagram of the utility model sliding rail.

Appended drawing reference in figure are as follows: 1, lampshade；2, stop collar；3, cradle；4, attaching plug；5, support tube；6, positive and negative anodes Operation key；7, power switch；8, pedestal；9, fixing pipe；10, LED lamp bead；11, lamppost；12, sliding rail；13, sliding block；14, pin shaft； 15, bracket；16, screw thread lifting column；17, transmission gear；18, motor；19, shaft.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

It please refers to shown in Fig. 1-3, the utility model provides a kind of embodiment: a kind of LED filament being adjustable light emission luminance Lamp, including pedestal 8, the top of pedestal 8 are equipped with fixing pipe 9, and the top of fixing pipe 9 is equipped with support tube 5, the bottom of support tube 5 Portion's insertion is arranged in fixing pipe 9, and the bottom of fixing pipe 9 and pedestal 8 weld, and the top of pedestal 8 is equipped with power switch 7, The side of fixing pipe 9 is equipped with positive and negative anodes operation key 6, and the side of pedestal 8 is equipped with attaching plug 4, the top welding of support tube 5 There is cradle 3, the top of cradle 3 is equipped with lampshade 1, and the bottom of lampshade 1 engages with the stop collar 2 at 3 top of cradle, lampshade 1 inside is equipped with multiple lampposts 11, is symmetric between lamppost 11 and LED lamp bead 10, and LED lamp bead 10 is embedding is set on The top of lamppost 11, the top of lamppost 11 are equipped with LED lamp bead 10, and the bottom of lamppost 11 is welded with sliding block 13, needs to LED light Brightness of illumination when being adjusted, LED light intensity of illumination can be adjusted by pressing positive and negative anodes operation key 6, be pressed positive and negative When the anode of pole operation key 6, motor 18 is connected circuit and is rotated forward, and is rotated clockwise by shaft 19 with nutating gear 17, due to Transmission gear 17 is engaged with screw thread lifting column 16, and screw thread lifting column 16 moves up under the drive of transmission gear 17 at this time, branch The angle of bottom increases between frame 15, and distance from top increases, and sliding block 13 moves on sliding rail 12, so that lamppost 11 be made to drive LED Moved backward between lamp bead 10, increase the distance between LED lamp bead 10, can reduce the brightness of illumination of LED light, cradle 3 it is interior Portion is welded with sliding rail 12, and sliding block 13 and sliding rail 12 overlap, and the bottom of sliding block 13 is equipped with bracket 15, bracket 15 respectively with cunning Block 13 and screw thread lifting column 16 pass through the connection of pin shaft 14 that 15 top of bracket and bottom end is arranged in, and the bottom of bracket 15 is equipped with spiral shell Line lifting column 16, the side of screw thread lifting column 16 are equipped with motor 18, and the side of motor 18 is equipped with transmission gear 17, driving cog Wheel 17 is connect with motor 18 by the way that the shaft 19 of 18 center of motor is arranged in, and transmission gear 17 and screw thread lifting column 16 Screw thread engagement, connects between power switch 7, attaching plug 4 and LED lamp bead 10, and motor 18, positive and negative anodes operation key 6 and power supply are inserted Connect between first 4, in the utility model the model BLP2H positive and negative anodes operation key of positive and negative anodes operation key 6 and motor 18 and 24BYJ48 motor, belongs to the prior art.

In use, user is horizontal positioned on the table by pedestal 8 by LED light, connect using attaching plug 4 for LED light Circuit passband, after the completion, LED light are carried out using in use process, staff presses power switch 7, and LED lamp bead 10 connects electricity It shines behind road, it, can be by pressing positive and negative anodes operation key 6 to LED light when user needs that the brightness of illumination of LED light is adjusted Intensity of illumination is adjusted, and when pressing the anode of positive and negative anodes operation key 6, motor 18 is connected circuit and rotated forward, and is driven by shaft 19 Transmission gear 17 rotates clockwise, and since transmission gear 17 is engaged with screw thread lifting column 16, screw thread lifting column 16 is being driven at this time It is moved up under the drive of gear 17, the angle of bottom increases between bracket 15, and distance from top increases, and sliding block 13 is on sliding rail 12 It is mobile, it moves backward so that lamppost 11 be made to drive between LED lamp bead 10, increases the distance between LED lamp bead 10, LED can be reduced The brightness of illumination of lamp, when pressing the cathode of positive and negative anodes operation key 6, motor 18 connects circuit reversion, is driven and is driven by shaft 19 Gear 17 rotates counterclockwise, and since transmission gear 17 is engaged with screw thread lifting column 16, screw thread lifting column 16 is in transmission gear at this time It is moved down under 17 drive, the angle of bottom reduces between bracket 15, and distance from top reduces, and sliding block 13 is moved up in sliding rail 12 It is dynamic, so that it is positive mobile between LED lamp bead 10 to drive lamppost 11, reduces the distance between LED lamp bead 10, LED light can be improved Brightness of illumination.

It can to sum up obtain, the utility model passes through setting lamppost 11, sliding rail 12, sliding block 13, pin shaft 14, bracket 15, screw thread liter Column 16, transmission gear 17, motor 18 and shaft 19 are dropped, solves previous LED light when carrying out brightness regulation, mostly change LED Based on the input voltage of lamp bead, when used for a long time, LED lamp bead is easy to damage because of voltage change, the short problem of service life.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of LED filament lamp for being adjustable light emission luminance, including pedestal (8), it is characterised in that: the top of the pedestal (8) It is equipped with fixing pipe (9), is equipped with support tube (5) at the top of the fixing pipe (9), electricity is installed at the top of the pedestal (8) The side of source switch (7), the fixing pipe (9) is equipped with positive and negative anodes operation key (6), and the side of the pedestal (8) is equipped with electricity Source plug (4) is welded with cradle (3) at the top of the support tube (5), is equipped with lampshade at the top of the cradle (3) (1), the inside of the lampshade (1) is equipped with multiple lampposts (11), is equipped with LED lamp bead (10) at the top of the lamppost (11), The bottom of the lamppost (11) is welded with sliding block (13), and the inside of the cradle (3) is welded with sliding rail (12), and the cunning Block (13) and sliding rail (12) overlap, and the bottom of the sliding block (13) is equipped with bracket (15), the bottom installation of the bracket (15) Have screw thread lifting column (16), the side of the screw thread lifting column (16) is equipped with motor (18), the side peace of the motor (18) Equipped with transmission gear (17), connect between the power switch (7), attaching plug (4) and LED lamp bead (10), the motor (18), it connects between positive and negative anodes operation key (6) and attaching plug (4).

2. a kind of LED filament lamp for being adjustable light emission luminance according to claim 1, it is characterised in that: the support tube (5) bottom insertion is arranged in fixing pipe (9), and the bottom of the fixing pipe (9) and pedestal (8) are welded.

3. a kind of LED filament lamp for being adjustable light emission luminance according to claim 1, it is characterised in that: the lampshade (1) Bottom engage with the stop collar (2) at the top of cradle (3).

4. a kind of LED filament lamp for being adjustable light emission luminance according to claim 1, it is characterised in that: the lamppost (11) it is symmetric between LED lamp bead (10), and the embedding top for being set on lamppost (11) of the LED lamp bead (10).

5. a kind of LED filament lamp for being adjustable light emission luminance according to claim 1, it is characterised in that: the bracket (15) pin shaft (14) respectively with sliding block (13) and screw thread lifting column (16) by setting in bracket (15) top and bottom end is connect.

6. a kind of LED filament lamp for being adjustable light emission luminance according to claim 1, it is characterised in that: the driving cog Wheel (17) and motor (18) are connect by the shaft (19) for being arranged in motor (18) center, and the transmission gear (17) and The screw thread of screw thread lifting column (16) engages.