CN213955065U - Eye health protection desk lamp with adjustable illumination mode - Google Patents
Eye health protection desk lamp with adjustable illumination mode Download PDFInfo
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- CN213955065U CN213955065U CN202120215280.3U CN202120215280U CN213955065U CN 213955065 U CN213955065 U CN 213955065U CN 202120215280 U CN202120215280 U CN 202120215280U CN 213955065 U CN213955065 U CN 213955065U
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Abstract
The utility model discloses an eye health protection desk lamp with adjustable illumination mode, which comprises a lamp holder, a support rod, a lamp shade, an LED lamp body and an adjusting knob, wherein the adjusting rotation is arranged on the lamp holder, one end of the support rod is connected with the lamp holder, the other end is connected with the lamp shade, the support rod comprises a cylindrical vertical rod and a cylindrical cross rod which is vertical to the vertical rod, and a first transmission shaft and a second transmission shaft which are vertical to each other are arranged in the support rod, one end of the first transmission shaft which is positioned on the lamp holder is sleeved with a transmission wheel, one end of the adjusting knob which is close to the lamp holder in the height direction is connected with a driving wheel, the driving wheel is connected with the transmission wheel through a belt, a push nut is movably sleeved on the second transmission shaft, the push nut and the second transmission shaft form a screw nut transmission pair, the two sides of the push nut are symmetrically hinged with a connecting rod, the middle part of the lamp shade is provided with a telescopic part along the length direction, one end of the connecting rod is hinged with the push nut, the other end is hinged with one end of the lampshade far away from the support rod, and the lampshade is pushed to expand or contract by the pushing nut.
Description
Technical Field
The utility model relates to a lamps and lanterns illumination field especially relates to an eye health protection desk lamp of adjustable illumination mode.
Background
The desk lamp is generally used for illumination, the illumination zone of lamps and lanterns among the prior art is fixed usually, these need adjust the illumination zone in some times, often can bring inconvenience, and when adjusting lamps and lanterns illumination zone, because light becomes strong or weak suddenly, can cause the injury to eyes, so need adjust illumination mode simultaneously in order to adapt to the sudden change of light, the mode adjust knob of the desk lamp of current adjustable illumination mode can only single mode regulation of carrying on, adjust the illumination zone and need solitary mechanism, need adjust step by step, can increase the operation degree of difficulty, influence and use experience and feel.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model provides an eye health protection desk lamp of adjustable illumination mode has the advantage that can adjust illumination scope and illumination mode simultaneously.
The technical scheme of the utility model is that:
an eye health protection desk lamp with adjustable illumination mode comprises a lamp holder, a support rod, a lamp shade, an LED lamp body and an adjusting knob, wherein the adjusting knob is rotatably arranged on the lamp holder, one end of the support rod is connected with the lamp holder, the other end of the support rod is connected with the lamp shade, the LED lamp body is connected in the lamp shade, the adjusting knob is connected with the LED lamp body, the support rod comprises a cylindrical vertical rod and a cylindrical cross rod perpendicular to the vertical rod, a first transmission shaft is arranged in the vertical rod along the rotary axis of the height direction of the cross rod, a second transmission shaft is arranged on the cross rod along the rotary axis of the length direction of the cross rod, a first bevel gear is fixedly sleeved on the first transmission shaft, a second bevel gear meshed with the first bevel gear is fixedly sleeved on the second transmission shaft, a driving wheel is sleeved on one end, located on the lamp holder, of the adjusting knob, one end, close to the lamp holder, is connected with a driving wheel, be connected through the belt between action wheel and the drive wheel, action wheel, drive wheel, belt form the driving of banding pair, the movable sleeve is equipped with the push nut on the secondary drive axle, it is vice that push nut and secondary drive axle form the screw-nut transmission, push nut bilateral symmetry articulates the connecting rod, the lamp shade is funnel type lamp shade, the lamp shade middle part is provided with the pars contractilis along its length direction, connecting rod one end is articulated with the push nut, and the other end is articulated with the one end that the bracing piece was kept away from to the lamp shade.
The cross rod is symmetrically provided with elongated openings along the length direction of the cross rod, and each connecting rod penetrates through the elongated openings close to the connecting rod.
The telescopic part is a corrugated telescopic joint.
The upright stanchion and the cross rod form a three-way structure, and one end of the lampshade is fixedly connected with the cross rod.
The utility model has the advantages that:
1. the transmission shaft in the supporting rod is driven by a belt on the lamp holder, the lampshade is a funnel-shaped lampshade with a telescopic joint, the funnel-shaped lampshade drives the connecting rod to push the lampshade to expand or contract through a push nut on the second transmission shaft, the adjusting knob is connected with the transmission mechanism, transmission can be controlled through the adjusting knob, adjustment of an illumination mode and adjustment of an illumination range can be achieved simultaneously, adjustment difficulty can be effectively reduced, and using comfort level is increased;
2. the cross rod is provided with a long strip-shaped opening along the length direction, and the connecting rod penetrates through the long strip-shaped opening, so that the expansion or contraction range can be effectively limited, and the use reliability is improved;
3. the telescopic part of the lampshade is a corrugated telescopic joint, so that the regulation reliability of the lampshade can be improved;
4. the vertical rod and the cross rod form a three-way structure, so that the stability of the lampshade can be raised.
Drawings
Fig. 1 is a front view of an eye health protection desk lamp with adjustable illumination mode according to an embodiment of the present invention;
fig. 2 is a top view of an eye health protection desk lamp with adjustable illumination mode according to an embodiment of the present invention;
fig. 3 is a right side view of an eye health protection desk lamp with adjustable illumination mode according to an embodiment of the present invention;
fig. 4 is a left side view of the eye health protection desk lamp with adjustable illumination mode according to the embodiment of the present invention.
Description of reference numerals:
the LED lamp comprises a lamp holder 1, a support rod 2, a lampshade 3, an LED lamp body 4, an adjusting knob 5, a first transmission shaft 6, a second transmission shaft 7, a first bevel gear 8, a second bevel gear 9, a transmission wheel 10, a driving wheel 11, a belt 12, a pushing nut 13, a connecting rod 14, a vertical rod 21, a cross rod 22, a telescopic joint 31 and a long-strip-shaped opening 221.
Detailed Description
The embodiments of the present invention will be further explained with reference to the drawings.
Example (b):
as shown in fig. 1-4, an eye health protection desk lamp with adjustable illumination mode comprises a lamp holder 1, a support rod 2, a lampshade 3, an LED lamp body 4 and an adjusting knob 5, wherein the adjusting knob 5 is arranged on the lamp holder 1, one end of the support rod 2 is connected with the lamp holder 1, the other end is connected with the lampshade 3, the LED lamp body 4 is connected in the lampshade 3, the adjusting knob 5 is connected with the LED lamp body 4, the support rod 2 comprises a cylindrical upright rod 21 and a cylindrical cross rod 22 perpendicular to the upright rod 21, a first transmission shaft 6 is arranged in the upright rod 21 along the height direction rotation axis thereof, a second transmission shaft 7 is arranged in the cross rod 22 along the length direction rotation axis thereof, a first bevel gear 8 is fixedly sleeved on the first transmission shaft 6, a second bevel gear 9 meshed with the first bevel gear 8 is fixedly sleeved on the second transmission shaft 7, a transmission wheel 10 is sleeved on one end of the first transmission shaft 6, which is positioned on the lamp holder 1, the one end that adjust knob 5 direction of height is close to lamp stand 1 is connected with action wheel 11, be connected through belt 12 between action wheel 11 and the drive wheel 10, action wheel 11, drive wheel 10, belt shape 12 banding transmission is vice, the movable sleeve is equipped with push nut 13 on the second transmission shaft 7, push nut 13 forms screw-nut transmission with second transmission shaft 7 and is vice, push nut 13 bilateral symmetry articulates connecting rod 14, lamp shade 3 is funnel type lamp shade, 3 middle parts of lamp shade are provided with pars contractilis 31 along its length direction, connecting rod 14 one end is articulated with push nut 13, the other end is articulated with the one end that lamp shade 3 kept away from bracing piece 2.
The working principle of the technical scheme is as follows:
when the desk lamp needs to be adjusted, the adjusting knob 5 on the lamp holder 1 is rotated, the adjusting knob 5 is coaxial with and connected with the driving wheel 11, the driving wheel 11 is simultaneously rotated by adjusting the adjusting knob 5, the driving wheel 11 drives the driving wheel 10 to rotate through the transmission of the belt 12, the driving wheel 10 rotates to drive the first transmission shaft 6 in the supporting rod 2 to rotate, the first transmission shaft 6 and the second transmission shaft 7 realize the transmission in the vertical direction through the first bevel gear 8 and the second bevel gear, the pushing nut 13 pushes the connecting rod 14 hinged with the driving wheel to push, the other end of the connecting rod 14 is connected with the lampshade 3, the lampshade 3 is a funnel-shaped lampshade with a telescopic part 31, the telescopic part can be stretched and pulled back along with the pushing of the connecting rod 14, the illumination mode of the lamp and the illumination range of the lamp can be adjusted simultaneously, the desk lamp is convenient to use and flexible to operate.
The cross bar 22 is symmetrically provided with elongated openings 221 along the length direction thereof, and each connecting rod 14 penetrates through the elongated openings 221 close to the connecting rod 14, so that the expansion or contraction range can be effectively limited, and the use reliability can be improved.
The expansion part 31 is a corrugated expansion joint, which can improve the reliability of adjusting the lampshade.
The upright rod 21 and the cross rod 22 form a three-way structure, one end of the lampshade 3 is fixedly connected with the cross rod 22, and the stability of the lampshade 3 can be enhanced.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (4)
1. The eye health protection desk lamp with the adjustable illumination mode comprises a lamp holder (1), a support rod (2), a lampshade (3), an LED lamp body (4) and an adjusting knob (5), wherein the adjusting knob (5) is arranged on the lamp holder (1), one end of the support rod (2) is connected with the lamp holder (1), the other end of the support rod is connected with the lampshade (3), the LED lamp body (4) is connected into the lampshade (3), the adjusting knob (5) is connected with the LED lamp body (4), the eye health protection desk lamp is characterized in that the support rod (2) comprises a cylindrical upright rod (21) and a cylindrical cross rod (22) perpendicular to the upright rod (21), a first transmission shaft (6) is arranged in the upright rod (21) along the rotary axis of the height direction of the cylindrical cross rod, a second transmission shaft (7) is arranged in the cross rod (22) along the rotary axis of the length direction of the cylindrical cross rod, a first bevel gear (8) is fixedly sleeved on the first transmission shaft (6), a second bevel gear (9) meshed with the first bevel gear (8) is fixedly sleeved on the second transmission shaft (7), a driving wheel (10) is sleeved at one end, located on the lamp holder (1), of the first transmission shaft (6), a driving wheel (11) is connected to one end, close to the lamp holder (1), of the height direction of the adjusting knob (5), the driving wheel (11) is connected with the driving wheel (10) through a belt (12), the driving wheel (11), the driving wheel (10) and the belt (12) form a belt transmission pair, a push nut (13) is movably sleeved on the second transmission shaft (7), the push nut (13) and the second transmission shaft (7) form a screw nut transmission pair, two sides of the push nut (13) are symmetrically hinged with connecting rods (14), the lampshade (3) is a funnel-shaped lampshade, and a telescopic part (31) is arranged in the middle of the lampshade along the length direction of the lampshade, one end of the connecting rod (14) is hinged with the pushing nut (13), and the other end of the connecting rod is hinged with one end, far away from the supporting rod (2), of the lampshade (3).
2. An eye health protection desk lamp with adjustable illumination mode according to claim 1, characterized in that the cross bar (22) is symmetrically provided with elongated openings (221) along its length direction, each connecting rod (14) penetrates through the elongated opening (221) near the connecting rod (14).
3. An eye health protection desk lamp with adjustable illumination mode according to claim 2, characterized in that the telescopic part (31) is a corrugated telescopic joint.
4. The eye health protection desk lamp with adjustable illumination mode as claimed in claim 1, wherein the upright (21) and the cross bar (22) form a three-way structure, and one end of the lampshade (3) is fixedly connected with the cross bar (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120215280.3U CN213955065U (en) | 2021-01-26 | 2021-01-26 | Eye health protection desk lamp with adjustable illumination mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120215280.3U CN213955065U (en) | 2021-01-26 | 2021-01-26 | Eye health protection desk lamp with adjustable illumination mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213955065U true CN213955065U (en) | 2021-08-13 |
Family
ID=77198283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120215280.3U Active CN213955065U (en) | 2021-01-26 | 2021-01-26 | Eye health protection desk lamp with adjustable illumination mode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213955065U (en) |
-
2021
- 2021-01-26 CN CN202120215280.3U patent/CN213955065U/en active Active
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