A kind of light adjustable lighting device
Technical field
The invention belongs to technical field of lamps, specifically a kind of light adjustable lighting device.
Background technique
Lamps and lanterns are that people bring light, make people at dark night, can also be increased with productive labor and life & amusement
The width of people's life is made that brilliant contribution for the development and civilization of the mankind.The development history of lamps and lanterns is also human civilization
Development history experienced illuminating with fire for hominid, and electricity finally occur again in grease type lamps and lanterns finally, then various each
The electric light of sample initially enters people's lives, and various electric lights are full of in streets and lanes, in the family of electric light up to now
In, desk lamp is handsome in appearance because its spotlight effect is good, is suitable for a variety of occasions.
Desk lamp is a kind of lamps and lanterns for illuminating, and handles official business mainly for people at night and learns to use, people, which are in, to be made
The illumination of desk lamp has a certain range mostly, but in family life, and different work and life environment needs different light
Illumination range, accordingly, it is proposed that a kind of light adjustable lighting device, the technical solution is by the expansion of control support air bag and receives
Contracting is opened and is collapsed to adjust skeleton, and then the light-illuminating range of adjustable desk lamp.
Summary of the invention
In order to make up for the deficiencies of the prior art, the invention proposes a kind of light adjustable lighting device, structure is simple,
It is easy to operate and by control support air bag expansion and shrink, adjust skeleton open and collapse, so that the light of adjustable desk lamp shines
Range is penetrated, and then enhances user experience.
The technical solution adopted by the present invention to solve the technical problems is: a kind of light adjustable lighting device, including bottom
Seat, central axis, fixed block, skeleton, support air bag, screw rod, piston rod and tracheae, vertically-mounted central axis on the pedestal;
The central axis outer ring is equipped with support ring, affixed fixed block at the top of central axis;Thread groove is provided on the fixed block, it is fixed
Block is internally provided with cavity;The thread groove inward turning then screw rod;Piston rod is slidably fitted in the cavity;The piston rod
End is rotatablely connected screw rod, and piston rod can be moved up and down with screw rod;The fixed block bottom is circumferentially evenly distributed with one group of bone
Frame;The skeleton top is rotatably connected on fixed block, is connected between adjacent skeleton by elastical cloth, between skeleton and support ring
It is connected by support air bag;The support air bag is connected to cavity by tracheae;Described tracheae one end is connected to cavity, the other end
Support air bag is connected to across support ring.When work, Desk lamp feet is placed on the table, rotates clockwise screw rod, screw rod turns
It moves and moves down, to push piston rod to move down, and then the gas in compaction cavum, pass the gas through tracheae and imported into
In support air bag;Gas in support air bag, which increases volume, will increase, to generate expansion, and then push connected skeleton outside
Side is opened, and the light range of desk lamp is expanded;Screw rod is rotated counterclockwise, screw rod is rotated and moved up, to push piston rod
It moves up, makes to form negative pressure in cavity, and then by the gas in the gas extraction to cavity in support air bag, in support air bag
Reducing volume can reduce, to generate contraction, and then connected skeleton is pulled to collapse inwardly, reduce the light model of desk lamp
It encloses;The technical program is by the expansion of control support air bag and shrinks, and adjusts skeleton and opens and collapse, thus the light of adjustable desk lamp
Range of exposures, and then enhance user experience.
Preferably, the support air bag is fixedly installed with protrusion close to skeleton side;It is convex that correspondence is provided on the skeleton
The rectangular channel risen.When work, when piston rod slide downward, the gas compression in cavity can be imported into support air bag, be supported
Gas in air bag, which increases volume, will increase, to generate expansion, the protrusion in support air bag can be with the expansion of support air bag
Movement is generated, protrusion, which is moved to certain position, can fall into the rectangular channel on skeleton, fall into the moment of rectangular channel, skeleton in protrusion
It can vibrate, so that the dust stratification vibration on desk lamp be fallen, realize the cleaning of desk lamp.
Preferably, air flue is provided on the skeleton;The air flue is provided with air film close to support air bag side.Work
When, when piston rod slide downward, the gas compression in cavity can be imported into support air bag, the gas in support air bag increases
Volume will increase, to generate expansion, and then be expressed to air film, and air film can generate flexible deformation to concave after being extruded
It falls into, and then compresses the gas in air flue, sprayed after keeping the gas in air flue compressed, realize the cleaning of dust on desk lamp.
Preferably, vibration air bag is equipped between the support air bag and support ring;The vibration air bag is socketed in tracheae
On, the through slot of corresponding vibration air bag is provided in the support ring;The diameter of the support air bag is greater than the diameter of through slot.Work
When, when support air bag pushes skeleton to open outward, own resilient will push vibration air bag to support ring movement, since through slot hinders
Only vibration air bag continues to move to, so that support air bag continues to squeeze to vibration air bag, is compressed to and can squeeze until that will vibrate air bag
It is pressed into through slot, when vibrating air bag across the moment of through slot, will drive skeleton and generate vibration, so that the dust stratification on desk lamp be shaken
It falls, realizes the cleaning of desk lamp.
Preferably, the vibration air bag is provided with the step groove of annular close to support ring side;The step groove can be right
It is anti-skidding to vibrate air bag progress.When work, when vibration air bag is supported air sac pressing into through slot, by step groove to vibration air bag into
Row is anti-skidding, increases resistance when vibration air bag passes through through slot, so that vibration air bag needs bigger pressure that could lead to out of through slot
It crosses, so that enhancing vibration air bag passes through the vibration generated when through slot, accelerates to fall the dust stratification vibration on desk lamp, realize the clear of desk lamp
Reason.
Preferably, it is symmetrically arranged with No.1 through-hole on the vibration air bag, vibrates and is provided with sliding slot on air bag inner ring;It is described
Slide plate is slidably fitted in sliding slot;The slide plate is mounted in sliding slot by elastic string;The slide plate is equipped with No. two through-holes, when
When No. two through-holes are aligned with No.1 through-hole, the gas vibrated in air bag is exported.When work, needed after vibration air bag passes through through slot
When returning, extruding of the support ring to vibration air bag makes to be deformed at first at vibration cell edges, the slide plate in rubbing sliding slot
It is slided in sliding slot, when No. two through-holes are aligned with No.1 through-hole, the gas vibrated in air bag is exported by compression, vibrates air bag meeting
It shrinks, to reduce friction when vibration air bag passes back through through slot, and then is returned quickly through through slot.
Beneficial effects of the present invention are as follows:
Piston rod is driven to move up and down 1. the present invention is rotated by screw rod, so that the expansion and contraction of support air bag are controlled,
And then adjust skeleton and open and collapse, the light-illuminating range of desk lamp is had adjusted, the experience of user is enhanced.
2. the present invention expands to push protrusion mobile on skeleton surface by support air bag, protrusion movement is fallen on skeleton
Rectangular channel in when, skeleton can generate vibration, thus by desk lamp dust stratification vibration fall, realize the cleaning of desk lamp;And it is expressed to gas
Film, air film can generate flexible deformation to be recessed inwardly after being extruded, and then compress the gas in air flue, make the gas in air flue
It is sprayed after compressed, realizes the cleaning of dust on desk lamp.
3. the present invention expands against skeleton by support air bag and opens outward, own resilient will push vibration air bag to branch
Pushing out ring is mobile, since through slot prevents vibration air bag from continuing to move to, so that support air bag continues to squeeze to vibration air bag, until that will shake
Bag pressure of taking offence, which is reduced to, to be squeezed into through slot, when vibrating air bag across the moment of through slot, be will drive skeleton and generated vibration, thus
Dust stratification vibration on desk lamp is fallen, realizes the cleaning of desk lamp.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is the cross-sectional view of A-A in Fig. 1;
Fig. 3 is the partial enlarged view in Fig. 2 at C;
Fig. 4 is the cross-sectional view of B-B in Fig. 2;
Fig. 5 is the partial enlarged view in Fig. 4 at D;
In figure: pedestal 1, central axis 2, fixed block 3, cavity 31, skeleton 4, air flue 41, air film 42, support air bag 5, protrusion
51, screw rod 6, piston rod 7, tracheae 8, support ring 9, vibration air bag 10, step groove 101, slide plate 102, No.1 through-hole 103, two
Through-hole 104.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figures 1 to 5, a kind of light adjustable lighting device of the present invention, including pedestal 1, central axis 2,
Fixed block 3, skeleton 4, support air bag 5, screw rod 6, piston rod 7 and tracheae 8, vertically-mounted central axis 2 on the pedestal 1;Institute
2 outer ring of central axis is stated equipped with support ring 9,2 top of central axis it is affixed fixed block 3;It is provided with thread groove on the fixed block 3,
Fixed block 3 is internally provided with cavity 31;The thread groove inward turning then screw rod 6;Piston rod is slidably fitted in the cavity 31
7;7 end of piston rod is rotatablely connected screw rod 6, and piston rod 7 can be moved up and down with screw rod 6;3 bottom of fixed block
Circumferentially it is evenly distributed with one group of skeleton 4;4 top of skeleton is rotatably connected on fixed block 3, passes through elastical cloth between adjacent skeleton 4
Connection is connected between skeleton 4 and support ring 9 by support air bag 5;The support air bag 5 is connected to cavity 31 by tracheae 8;
Described 8 one end of tracheae is connected to cavity 31, the other end passes through support ring 9 and is connected to support air bag 5.When work, by Desk lamp feet 1
It places on the table, rotates clockwise screw rod 6, screw rod 6 is rotated and moved down, to push piston rod 7 to move down, in turn
Gas in compaction cavum 31 passes the gas through tracheae 8 and imported into support air bag 5;Gas in support air bag 5 increases volume
It will increase, to generate expansion, and then connected skeleton 4 is pushed to open outward, expand the light range of desk lamp;Counterclockwise
Screw rod 6 is rotated, screw rod 6 is rotated and moved up, so that piston rod 7 be pushed to move up, makes to form negative pressure in cavity 31, in turn
By in the gas extraction in support air bag 5 to cavity 31, the gas in support air bag 5, which reduces volume, to be reduced, to generate receipts
Contracting, and then connected skeleton 4 is pulled to collapse inwardly, reduce the light range of desk lamp;The technical program passes through control support
The expansion of air bag 5 and contraction adjust skeleton 4 and open and collapse, thus the light-illuminating range of adjustable desk lamp, and then enhance user's body
It tests.
As one such embodiment, the support air bag 5 is fixedly installed with protrusion 51 close to 4 side of skeleton;Institute
State the rectangular channel that respective protrusions 51 are provided on skeleton 4.It, can be by the gas in cavity 31 when 7 slide downward of piston rod when work
Compression is imported into support air bag 5, and the gas in support air bag 5, which increases volume, will increase, so that expansion is generated, support air bag 5
On protrusion 51 can generate movement with the expansion of support air bag 5, protrusion 51 be moved to the square that certain position can be fallen on skeleton 4
In shape slot, the moment of rectangular channel is fallen into protrusion 51, skeleton 4 can vibrate, so that the dust stratification vibration on desk lamp be fallen, realize platform
The cleaning of lamp.
As one such embodiment, air flue 41 is provided on the skeleton 4;The air flue 41 is close to support air bag
5 sides are provided with air film 42.When work, when 7 slide downward of piston rod, the gas compression in cavity 31 can be imported into support gas
In capsule 5, the gas in support air bag 5, which increases volume, be will increase, to generate expansion, and then be expressed to air film 42,42 quilt of air film
Flexible deformation can be generated after extruding to be recessed inwardly, and then compresses the gas in air flue 41, and the gas in air flue 41 is made to be pressurized
It is sprayed after contracting, realizes the cleaning of dust on desk lamp.
As one such embodiment, vibration air bag 10 is equipped between the support air bag 5 and support ring 9;Institute
It states vibration air bag 10 to be socketed on tracheae 8, the through slot of corresponding vibration air bag 10 is provided in the support ring 9;The support gas
The diameter of capsule 5 is greater than the diameter of through slot.When work, when support air bag 5 pushes skeleton 4 to open outward, own resilient be will push
It is mobile to support ring 9 to vibrate air bag 10, since through slot prevents vibration air bag 10 from continuing to move to, so that 5 pairs of vibration gas of support air bag
Capsule 10 continues to squeeze, and is compressed to and can squeeze into through slot until that will vibrate air bag 10, when vibration air bag 10 passes through the wink of through slot
Between, it will drive skeleton 4 and generate vibration, so that the dust stratification vibration on desk lamp be fallen, realize the cleaning of desk lamp.
As one such embodiment, the vibration air bag 10 is provided with the step of annular close to 9 side of support ring
Slot 101;The step groove 101 can carry out vibration air bag 10 anti-skidding.When work, vibration air bag 10 is supported the extruding of air bag 5
It when into through slot, is carried out by 101 pairs of vibration air bags 10 of step groove anti-skidding, increases resistance when vibration air bag 10 passes through through slot,
So that vibration air bag 10 needs bigger pressure that could pass through out of through slot, generated when to enhancing vibration air bag 10 across through slot
Vibration is accelerated to fall the dust stratification vibration on desk lamp, realizes the cleaning of desk lamp.
As one such embodiment, it is symmetrically arranged with No.1 through-hole 103 on the vibration air bag 10, vibrates air bag
Sliding slot is provided on 10 inner rings;Slide plate 102 is slidably fitted in the sliding slot;The slide plate 102 is mounted on cunning by elastic string
In slot;The slide plate 102 is equipped with No. two through-holes 104, when No. two through-holes 104 are aligned with No.1 through-hole 103, vibrates air bag 10
Interior gas is exported.When work, when needing to return after vibrating air bag 10 and passing through through slot, 9 pairs of support ring are vibrated air bag 10
It squeezes, is deformed vibration 10 edge of air bag at first, the slide plate 102 in rubbing sliding slot slides in sliding slot, leads to when No. two
When hole 104 is aligned with No.1 through-hole 103, the gas vibrated in air bag 10 is exported by compression, and vibration air bag 10 can be shunk, to subtract
Small vibration air bag 10 passes back through friction when through slot, and then returns quickly through through slot.
When work, Desk lamp feet 1 to be placed on the table, rotates clockwise screw rod 6, screw rod 6 is rotated and is moved down, from
And push piston rod 7 to move down, and then the gas in compaction cavum 31, it passes the gas through tracheae 8 and imported into support air bag 5
It is interior;Gas in support air bag 5, which increases volume, will increase, to generate expansion, and then connected skeleton 4 be pushed to open outward
It opens, expands the light range of desk lamp;Rotate counterclockwise screw rod 6, screw rod 6, which rotates, simultaneously to move up, thus push piston rod 7 to
Upper movement makes to form negative pressure in cavity 31, and then by the gas extraction in support air bag 5 to cavity 31, in support air bag 5
Gas, which reduces volume, to be reduced, to generate contraction, and then connected skeleton 4 is pulled to collapse inwardly, reduce the lamp of desk lamp
Optical range;The technical program is by the expansion of control support air bag 5 and shrinks, and adjusts skeleton 4 and opens and collapse, thus adjustable desk lamp
Light-illuminating range, and then enhance user experience;And by the protrusion 51 of setting, on 4 surface of skeleton, sliding generates skeleton 4
Vibration, so that vibration falls the dust stratification on desk lamp.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on 2 institute of attached drawing
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present invention
The limitation of range.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.