CN213983114U

CN213983114U - Adjustable desk lamp

Info

Publication number: CN213983114U
Application number: CN202022879958.6U
Authority: CN
Inventors: 谭萍
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-08-17
Anticipated expiration: 2030-12-02

Abstract

The utility model relates to a desk lamp with adjustable, including base, movable plate, actuating mechanism, elevating system, gooseneck, LED lamp, human proximity sensor, touch screen and controller, movable plate slidable sets up on the base, actuating mechanism with the movable plate transmission is connected to slide around the drive movable plate, and elevating system sets up the middle part of movable plate, LED lamp set up in the elevating system top, and the gooseneck sets up between LED lamp and elevating system, and its upper end is connected with the lower extreme of LED lamp, and its lower extreme is connected with the elevating system transmission, and human proximity sensor sets up the upper end of LED lamp, touch screen set up in the movable plate upper end, and actuating mechanism, elevating system, LED lamp, human proximity sensor, touch screen are connected with the controller electricity respectively. The utility model provides a pair of desk lamp with adjustable to the improper problem design that induces the myopia of teenagers' position of sitting.

Description

Adjustable desk lamp

Technical Field

The utility model relates to a desk lamp technical field especially relates to a desk lamp with adjustable.

Background

With the rapid development of social economy, the national life is increasingly enriched, and the requirements on the quality and the function of daily supplies are higher and higher. The desk lamp is used for small-range illumination and becomes a daily necessity for each family. Reading and learning under the desk lamp can ensure that the user has enough illumination conditions, protect the eyes of the user and reduce the occurrence of myopia. The prior eye-protecting desk lamp mainly considers the functions of lighting mode, timing reminding and the like. However, the main reason for the vision deterioration is neglected to be the sitting posture habit, especially the sitting posture of the teenagers is not the main reason for inducing the myopia.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide an adjustable desk lamp for the problem of myopia induced by improper sitting posture of teenagers.

An adjustable desk lamp comprises a base, a movable plate, a driving mechanism, a lifting mechanism, a gooseneck, an LED lamp, a human body proximity sensor, a touch screen and a controller, the moving plate is arranged on the base in a sliding way, the driving mechanism is in transmission connection with the moving plate, and drives the moving plate to slide back and forth, the lifting mechanism is arranged in the middle of the moving plate, the LED lamp is arranged above the lifting mechanism, the gooseneck is arranged between the LED lamp and the lifting mechanism, the upper end of the lifting mechanism is connected with the lower end of the LED lamp, the lower end of the lifting mechanism is in transmission connection with the lifting mechanism, the human body proximity sensor is arranged at the upper end of the LED lamp, the touch screen is arranged at the upper end of the movable plate, the driving mechanism, the lifting mechanism, the LED lamp, the human body proximity sensor and the touch screen are respectively and electrically connected with the controller.

In the adjustable desk lamp, the LED lamp is connected with the gooseneck after the base, the movable plate, the driving mechanism and the lifting mechanism are connected with the gooseneck beam, so that the LED lamp can be fixed; wherein actuating mechanism drives the LED lamp back-and-forth movement, and elevating system can drive the LED lamp and reciprocate, and the gooseneck then can be according to user's needs direct adjustment LED lamp's position. Meanwhile, the desk lamp further comprises a human body proximity sensor, a touch screen and a controller, wherein the human body proximity sensor is arranged at the upper end of the LED lamp, so that the distance between the head of a person and the LED lamp can be acquired, the normal range of the distance between the head of the person and the LED lamp can be preset in the controller through the touch screen, when the desk lamp is used, the real-time distance between the head of the person and the LED lamp is acquired through the human body proximity sensor, when the real-time distance exceeds the normal range, after the controller controls the driving mechanism to move back and forth for a certain distance, the controller controls the lifting mechanism to drive the LED lamp to move up and down, so that the normal range of the distance between the head of the person and the LED lamp is guaranteed, the phenomenon that the person is too close to the desk lamp and the eyesight is damaged is avoided. The LED lamp can be lifted, the LED lamp is prevented from moving back and forth only to cause the irradiation area to move back and forth, and the change of the irradiation area of the LED lamp is reduced by adjusting the height of the LED lamp.

In one embodiment, the base includes two rectangular boxes that control the interval setting, the rectangular box all sets up along the fore-and-aft direction, the box is inside all to be equipped with a ball along the fore-and-aft direction, ball's front and back both ends respectively with correspond the front side inner wall and the rear side inner wall of box rotate to be connected, just ball's rear end all wears out the box and with actuating mechanism transmission is connected, the upper end middle part of box all is equipped with a bar through-hole along the fore-and-aft direction, the movable plate sets up two along controlling the direction the box upper end, just the lower extreme of movable plate is equipped with two ball corresponds two connecting pieces respectively, the connecting piece passes the correspondence downwards bar through-hole and with the correspondence the nut of ball is connected.

In one embodiment, the driving mechanism comprises a rotating shaft and a driving motor, the driving motor is electrically connected with the controller, two positioning plates vertically arranged along the front-back direction are arranged at the left and right sides of the rear end of the box body at intervals, the rotating shaft is horizontally arranged along the left and right directions, the rotating shaft sequentially penetrates through the four positioning plates and is rotatably connected with the positioning plates, a worm wheel is coaxially sleeved at the rear end of the ball screw, two helical tooth parts respectively corresponding to the two worm wheels are arranged on the rotating shaft, the worm wheel is respectively engaged with the corresponding helical tooth parts, and any one end of the left and right sides of the rotating shaft is in transmission connection with the driving motor.

In one embodiment, the drive motor is a servo motor.

In one embodiment, the lifting mechanism comprises an electric push rod and a connecting plate, the electric push rod is electrically connected with the controller, the electric push rod is vertically arranged in the middle of the upper end of the moving plate, the connecting plate is horizontally arranged above the electric push rod and is in transmission connection with the electric push rod, and the lower end of the gooseneck is connected with the upper end of the connecting plate.

In one embodiment, the device further comprises an alarm mechanism, wherein the alarm mechanism is arranged at the upper end of the moving plate, and the alarm mechanism is electrically connected with the controller.

In one embodiment, the alarm mechanism is an audible and visual alarm.

Drawings

Fig. 1 is an overall schematic view of an embodiment of the adjustable desk lamp of the present invention;

FIG. 2 is a top view of the base shown in FIG. 1;

fig. 3 is a sectional view of the case shown in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. moving the plate; 3. a gooseneck; 4. an LED lamp; 5. a human proximity sensor; 6. a touch screen; 7. a box body; 8. a ball screw; 9. a strip-shaped through hole; 10. a connecting member; 11. a rotating shaft; 12. a drive motor; 13. positioning a plate; 14. a worm gear; 15. an electric push rod; 16. a connecting plate; 17. an alarm mechanism.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. It is apparent that the specific details set forth in the following description are merely exemplary of the invention, which can be practiced in many other embodiments that depart from the specific details disclosed herein. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

In an embodiment, please refer to fig. 1-3, an adjustable desk lamp includes a base 1, a moving plate 2, a driving mechanism, a lifting mechanism, a gooseneck tube 3, an LED lamp 4, a human body proximity sensor 5, a touch screen 6 and a controller, wherein the moving plate 2 is slidably disposed on the base, the driving mechanism is in transmission connection with the moving plate 2 and drives the moving plate 2 to slide back and forth, the lifting mechanism is disposed in the middle of the moving plate 2, the LED lamp 4 is disposed above the lifting mechanism, the gooseneck tube 3 is disposed between the LED lamp 4 and the lifting mechanism, the upper end of the gooseneck tube is connected with the lower end of the LED lamp 4, the lower end of the gooseneck tube is in transmission connection with the lifting mechanism, the human body proximity sensor 5 is disposed at the upper end of the moving plate 4, the touch screen 6 is disposed at the upper end of the moving plate 2, the driving mechanism, the lifting mechanism, the LED lamp 4, the human body proximity sensor 5 and the touch screen 6 are respectively electrically connected with the controller.

In the embodiment, the LED lamp 4 is fixed by connecting the base, the moving plate 2, the driving mechanism, the lifting mechanism and the gooseneck 3 beam and then connecting the LED lamp 4 with the gooseneck 3; wherein actuating mechanism drives the 4 back-and-forth movements of LED lamp, and elevating system can drive LED lamp 4 and reciprocate, and gooseneck 3 then can be according to user's needs direct adjustment LED lamp 4's position. Meanwhile, the desk lamp further comprises a human body proximity sensor 5, a touch screen 6 and a controller, wherein the human body proximity sensor 5 is arranged at the upper end of the LED lamp 4, so that the distance between the head of a person and the LED lamp 4 can be acquired, the normal range of the distance between the head of the person and the LED lamp 4 set in the controller can be input in advance through the touch screen 6, when the desk lamp is used, the real-time distance between the head of the person and the LED lamp 4 is acquired through the human body proximity sensor 5, when the real-time distance exceeds the normal range, after the controller controls the driving mechanism to move back and forth by a certain distance, the controller controls the lifting mechanism to drive the LED lamp 4 to move up and down, the normal range of the distance between the head of the person and the LED lamp 4 is guaranteed, the phenomenon that the person is too close to the desk lamp is avoided, and the eyesight is damaged is caused. The LED lamp 4 can be lifted, the LED lamp 4 is prevented from moving back and forth, the irradiation area of the LED lamp 4 is prevented from moving back and forth, and the change of the irradiation area of the LED lamp 4 is reduced by adjusting the height of the LED lamp 4.

In another embodiment, the base comprises two rectangular boxes 7 which are arranged at left and right intervals, the rectangular box bodies 7 are arranged along the front-back direction, the ball screws 8 are arranged in the box bodies 7 along the front-back direction, the front end and the rear end of the ball screw 8 are respectively connected with the front inner wall and the rear inner wall of the box body 7 in a rotating way, and the rear ends of the ball screws 8 penetrate through the box body 7 and are in transmission connection with the driving mechanism, the middle parts of the upper ends of the box bodies 7 are respectively provided with a strip-shaped through hole 9 along the front and back directions, the moving plate 2 is arranged at the upper ends of the two box bodies 7 along the left and right directions, and the lower end of the moving plate 2 is provided with two connecting pieces 10 respectively corresponding to the two ball screws 8, the connecting piece 10 downwardly passes through the corresponding strip-shaped through hole 9 and is connected with the corresponding nut of the ball screw 8.

In the above embodiment, the rear ends of the ball screws 8 extend out of the corresponding boxes 7 and are in transmission connection with the driving mechanism, so that the driving mechanism can simultaneously drive the two ball screws 8 to synchronously rotate, and thus the nuts of the two ball screws 8 can synchronously move back and forth, so as to drive the two connecting pieces 10 to respectively move back and forth in the corresponding strip-shaped through holes 9, and thus drive the moving plate 2 to move back and forth on the two boxes 7.

In another embodiment, the driving mechanism includes a rotating shaft 11 and a driving motor 12, the driving motor 12 is electrically connected to the controller, the driving motor 12 is a servo motor, two positioning plates 13 vertically arranged along a front-back direction are arranged at left and right intervals at the rear end of the box 7, the rotating shaft 11 is horizontally arranged along a left and right direction, the rotating shaft 11 sequentially penetrates through the four positioning plates 13 and is rotatably connected with the positioning plates 13, a worm gear 14 is coaxially sleeved at the rear end of the ball screw 8, two helical tooth portions corresponding to the two worm gears 14 are arranged on the rotating shaft 11, the worm gears 14 are respectively engaged with the corresponding helical tooth portions, and any one end of the left and right sides of the rotating shaft 11 is in transmission connection with the driving motor 12.

In the above embodiment, in order to make actuating mechanism can drive two ball 8 synchronous rotations, equal coaxial cover in ball 8's rear end is equipped with a worm wheel 14, then it is fixed along left right direction level with axis of rotation 11 through four locating plates 13 again, set up the helical tooth portion who meshes respectively with two turbines simultaneously in axis of rotation 11, drive axis of rotation 11 through servo motor and rotate, thereby drive two turbine synchronous rotations, in order to realize two ball 8's synchronous rotations.

In another embodiment, the lifting mechanism comprises an electric push rod 15 and a connecting plate 16, the electric push rod 15 is electrically connected with the controller, the electric push rod 15 is vertically arranged in the middle of the upper end of the moving plate 2, the connecting plate 16 is horizontally arranged above the electric push rod 15 and is in transmission connection with the electric push rod 15, and the lower end of the gooseneck 3 is connected with the upper end of the connecting plate 16.

In the above embodiment, the gooseneck 3 is connected with the electric push rod 15 by the moving plate 2, and the connecting plate 16 and the gooseneck 3 are driven by the electric push rod 15 to move up and down.

In another embodiment, the device further comprises an alarm mechanism 17, wherein the alarm mechanism 17 is arranged at the upper end of the moving plate 2, and the alarm mechanism 17 is electrically connected with the controller; the alarm mechanism 17 is a sound-light alarm.

In the above embodiment, by setting the alarm, when the lifting mechanism drives the LED lamp 4 to move to the upper and lower extreme positions, or the driving mechanism drives the LED lamp 4 to move to the front and rear extreme positions, the alarm mechanism 17 gives an alarm, thereby reminding the user to adjust the sitting posture in time.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be 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 changes, substitutions and improvements can be made, and all of them should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. An adjustable desk lamp is characterized by comprising a base, a movable plate, a driving mechanism, a lifting mechanism, a gooseneck, an LED lamp, a human body proximity sensor, a touch screen and a controller, the moving plate is arranged on the base in a sliding way, the driving mechanism is in transmission connection with the moving plate, and drives the moving plate to slide back and forth, the lifting mechanism is arranged in the middle of the moving plate, the LED lamp is arranged above the lifting mechanism, the gooseneck is arranged between the LED lamp and the lifting mechanism, the upper end of the lifting mechanism is connected with the lower end of the LED lamp, the lower end of the lifting mechanism is in transmission connection with the lifting mechanism, the human body proximity sensor is arranged at the upper end of the LED lamp, the touch screen is arranged at the upper end of the movable plate, the driving mechanism, the lifting mechanism, the LED lamp, the human body proximity sensor and the touch screen are respectively and electrically connected with the controller.

2. The adjustable desk lamp as claimed in claim 1, wherein the base comprises two rectangular boxes spaced left and right, the rectangular box bodies are arranged along the front-back direction, the ball screws are arranged in the box bodies along the front-back direction, the front end and the rear end of the ball screw are respectively and rotationally connected with the front inner wall and the rear inner wall of the box body, the rear ends of the ball screws penetrate through the box bodies and are in transmission connection with the driving mechanism, the middle parts of the upper ends of the box bodies are respectively provided with a strip-shaped through hole along the front-back direction, the moving plate is arranged at the upper ends of the two box bodies along the left-right direction, and the lower end of the moving plate is provided with two connecting pieces respectively corresponding to the two ball screws, the connecting pieces downwards penetrate through the corresponding strip-shaped through holes and are connected with the corresponding nuts of the ball screws.

3. The adjustable desk lamp as claimed in claim 2, wherein the driving mechanism comprises a rotating shaft and a driving motor, the driving motor is electrically connected to the controller, two positioning plates vertically arranged along the front-back direction are arranged at the left and right sides of the rear end of the box body at intervals, the rotating shaft is horizontally arranged along the left and right directions, the rotating shaft sequentially penetrates through the four positioning plates and is rotatably connected with the four positioning plates, a worm wheel is coaxially sleeved at the rear end of each ball screw, two helical tooth portions respectively corresponding to the two worm wheels are arranged on the rotating shaft, the worm wheels are respectively engaged with the corresponding helical tooth portions, and any one end of the rotating shaft is in transmission connection with the driving motor.

4. The adjustable desk lamp as claimed in claim 3, wherein the driving motor is a servo motor.

5. The adjustable desk lamp as claimed in claim 1, wherein the lifting mechanism comprises an electric push rod and a connecting plate, the electric push rod is electrically connected to the controller, the electric push rod is vertically arranged in the middle of the upper end of the movable plate, the connecting plate is horizontally arranged above the electric push rod and is in transmission connection with the electric push rod, and the lower end of the gooseneck is connected to the upper end of the connecting plate.

6. The adjustable table lamp as claimed in any one of claims 1 to 5, further comprising an alarm mechanism disposed at an upper end of the moving plate, wherein the alarm mechanism is electrically connected to the controller.

7. The adjustable desk lamp as claimed in claim 6, wherein the alarm mechanism is an audible and visual alarm.