CN115067650A

CN115067650A - Automatic sun shade

Info

Publication number: CN115067650A
Application number: CN202210606672.1A
Authority: CN
Inventors: 张文和
Original assignee: Suzhou Aizhao Intelligent Technology Co ltd
Current assignee: Nanjing Aizhao Feida Imaging Technology Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-20

Abstract

The invention discloses a sunshade umbrella capable of automatically approaching to sun. It includes the mobile jib body and sets up the angle adjustment mechanism on the mobile jib body, the angle adjustment mechanism fixedly connected with umbrella body, the top of the umbrella body is equipped with the installation bucket, the upside of installation bucket is equipped with the printing opacity mouth, and its inside is equipped with a plurality of photosensitive element, a plurality of photosensitive element are the slope setting, and a plurality of photosensitive element are the equipartition setting in the installation bucket, photosensitive element is used for gathering the not equidirectional light intensity signal to with the light intensity signal feedback of gathering to light angle discrimination unit, light angle discrimination unit judges the light direction through the light intensity signal of comparing a plurality of photosensitive element feedbacks, and according to light direction generation control command, drive unit basis control command control angle adjustment mechanism work. The angle adjusting mechanism can be automatically controlled to work according to the light direction, so that the automatic angle adjustment is realized, and the use is convenient.

Description

Automatic sun shade

Technical Field

The invention relates to the technical field of sunshade umbrellas, in particular to an automatic sun-approaching sunshade umbrella.

Background

The photographer shooting a picture and a video is a process of dancing with light, occasionally, when the light is not smooth, the picture quality is seriously damaged by direct shooting of the backlight and the too strong light into the lens. Especially, the influence of the light rays entering the lens from the front and both sides at low angles is particularly great.

To avoid the effect of light, the photographer may use a sunshade to block the light. The existing sunshade is generally fixed, and the fixed sunshade needs to adjust the angle of the sunshade body continuously, otherwise the sunshade effect can be lost due to the sun shifting or the angle movement of the camera position of the photographic car. Many photographers must work outdoors for a long time and focus on the shooting task, and a shading umbrella capable of automatically adjusting the angle according to the sunlight direction not only can shade the sun, but also can create a good shading effect for the photographers. The other is applied to general life, and the automatic steering parasol is provided for the outdoor clamping seat of a shop, so that the manual adjustment frequency can be reduced, and a good outdoor leisure environment is also provided for customers.

Disclosure of Invention

The invention aims to provide an automatic sun shade aiming at the defects in the prior art.

In order to achieve the purpose, the invention provides an automatic sun-tending sunshade umbrella, which comprises a main rod body and an angle adjusting mechanism arranged on the main rod body, wherein the angle adjusting mechanism is fixedly connected with the umbrella body, the top end of the umbrella body is provided with an installation barrel, the upper side of the installation barrel is provided with a light-transmitting hole, a plurality of photosensitive elements are arranged in the installation barrel in an inclined manner, the photosensitive elements are uniformly distributed in the installation barrel, the photosensitive elements are used for collecting light intensity signals and are connected with a light angle judging unit so as to feed the collected light intensity signals back to a light angle judging unit, the light angle judging unit is used for judging the light direction by comparing the light intensity signals fed back by the photosensitive elements and generating a control instruction according to the light direction, the light angle judging unit is connected with a driving unit, and the driving unit is used for controlling the angle adjusting mechanism to work according to the control instruction, the angle of the umbrella body is adjusted until the light intensity signals collected by the plurality of photosensitive elements are the same or the maximum angle position.

Furthermore, the number of the photosensitive elements is 2, the angle adjusting mechanism comprises a connecting sleeve fixed at the upper end of the main rod body and a longitudinal adjusting mechanism arranged outside the connecting sleeve, and the longitudinal adjusting mechanism is used for adjusting the angle of the umbrella body on the plane where the axes of the two photosensitive elements are located.

Furthermore, 3 photosensitive elements are provided, the angle adjusting mechanism comprises a first motor arranged at the upper end of the main rod body and a longitudinal adjusting mechanism arranged outside the first motor, and the first motor is used for driving the longitudinal adjusting mechanism to rotate relative to the main rod body.

Further, vertical adjustment mechanism includes the mounting panel, the outside of mounting panel is fixed with the connecting axle, the connecting axle with the umbrella pole middle part bearing of the umbrella body is connected, the lower extreme of mounting panel is fixed with the horizontal pole, the both ends downside of horizontal pole is fixed with the arc pole, the centre of a circle of arc pole is located the central line of connecting axle, the upside of arc pole is equipped with the rack, the lower extreme of umbrella pole is fixed with the mounting bracket, the outside of mounting bracket is fixed with the second motor, the gear fixed connection on the mounting bracket is connected with the bearing to the second motor, wheel and rack toothing.

Further, a sliding plate is fixed at the lower end of the mounting frame, and the upper side of the sliding plate is connected with the lower side of the arc-shaped rod in a sliding mode.

Furthermore, a connecting frame is fixed on the lower side of the mounting frame, and a balancing weight is fixed on the connecting frame.

Furthermore, the downside of mounting panel is equipped with the stopper, the middle part of horizontal pole sets up the upside at the stopper.

Furthermore, a base is fixed at the lower end of the main rod body.

Further, the photosensitive element is a photoresistor.

Has the advantages that: according to the invention, the mounting barrel is arranged at the upper end of the umbrella body, the photosensitive elements are arranged in the mounting barrel to collect light intensity signals in different directions, the light direction can be judged according to the difference value of the collected light intensity signals, and then the angle adjusting mechanism is controlled to work according to the light direction, so that the automatic angle adjustment is realized, and the umbrella is convenient to use.

Drawings

Fig. 1 is a schematic perspective view of an automatic sun shade according to an embodiment of the present invention;

FIG. 2 is a front view of an automatic sunrise parasol according to another embodiment of the present invention;

FIG. 3 is a schematic view of a portion of the area A in FIG. 1;

FIG. 4 is a schematic view of the structure of two photosensitive elements in the installation barrel;

FIG. 5 is a schematic structural view of three photosensitive elements in a mounting barrel;

fig. 6 is a schematic block diagram of an automatic sun shade according to an embodiment of the present invention.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 6, an embodiment of the present invention provides an automatic sun shade, which includes a main rod body 1, and a lower end of the main rod body 1 may be conveniently disposed on the ground by fixing a base 2 and the like. Be provided with angle adjustment mechanism on mobile jib body 1, angle adjustment mechanism fixedly connected with umbrella body, the umbrella body includes umbrella pole 21, umbrella face 22 and connects the umbrella stand between umbrella pole 21 and umbrella face 22, and it is prior art, no longer gives unnecessary details to its specific structure and relation of connection here. The top of the umbrella body is provided with an installation barrel 3, the upper side of the installation barrel 3 is provided with a light-transmitting opening, a plurality of photosensitive elements 4 are arranged inside the installation barrel, and the photosensitive elements 4 are preferably photoresistors. A plurality of light sensing element 4 all are the slope setting, and the incline direction of a plurality of light sensing element 4 is different, nevertheless the same with the slope contained angle between the inner wall of installing bucket 3, and a plurality of light sensing element 4 are the equipartition setting in installing bucket 3, and the preferred upper end with light sensing element 4 leans out the setting. Photosensitive element 4 is used for gathering the light intensity signal, and it is connected with light angle and differentiates unit 5, in order to feed back the light intensity signal who gathers to light angle and differentiate unit 5, light angle and differentiate unit 5 is used for judging the light direction through the light intensity signal who contrasts a plurality of photosensitive element feedbacks, and according to light direction generation control command, light angle and differentiate unit 5 is connected with drive unit 6, drive unit 6 is used for controlling angle adjustment mechanism work according to above-mentioned control command, in order to adjust the angle of the umbrella body, until the same or the biggest angular position of the light intensity signal that a plurality of photosensitive element 4 gathered, wherein, the biggest angular position accessible sets for on angle adjustment mechanism proximity sensor etc.. The sensor light angle determination unit 5 is connected to a power supply that the drive unit 6 can obtain from the battery 7 and the like.

Referring to fig. 2 and 4, the number of the photosensitive elements 4 in the embodiment of the present invention may be 2, the two photosensitive elements 4 are symmetrically disposed, the angle adjusting mechanism includes a connecting sleeve 8 fixed at the upper end of the main rod body 1, the connecting sleeve 8 may be fixed at the upper end of the main rod body 1 by using a bolt, and a longitudinal adjusting mechanism is disposed at the outer side of the connecting sleeve 1, and the longitudinal adjusting mechanism is used to adjust the angle of the umbrella body on the plane where the axes of the two photosensitive elements 4 are located. In practical use, the two photosensitive elements 4 are arranged in the east-west direction, and then can be automatically and gradually adjusted from east to west according to the height of the sun.

Referring to fig. 1 and 5, 3 photosensitive elements 4 according to the embodiment of the present invention may also be adopted, the angle adjusting mechanism includes a first motor 9 disposed at the upper end of the main rod body 1 and a longitudinal adjusting mechanism disposed outside the first motor 9, and the first motor 9 is configured to drive the longitudinal adjusting mechanism to rotate relative to the main rod body 1, so as to control the position of the longitudinal adjusting mechanism.

The longitudinal adjusting mechanism comprises an installation plate 10, a connection shaft 11 is fixed on the outer side of the installation plate 10, the connection shaft 11 is connected with a middle bearing of an umbrella rod 21, a cross rod 12 is fixed at the lower end of the installation plate 10, arc-shaped rods 13 are fixed on the lower sides of two ends of the cross rod 12, the circle centers of the arc-shaped rods 13 are located on the central line of the connection shaft 11, and the proximity sensor can be installed on the arc-shaped rods 13. The upper side of the arc-shaped rod 13 is provided with a rack 14, the lower end of the umbrella rod 21 is fixed with a mounting frame 15, the outer side of the mounting frame 15 is provided with a second motor 16, the stator of the second motor 16 is fixedly connected with the mounting frame 15, the mounting frame 15 is in bearing connection with a gear 17, the second motor 16 is fixedly connected with the gear 17, and the gear 17 is meshed with the rack 14. When the second motor 16 is controlled to rotate, the mounting frame 15 runs along the arc-shaped rod 13 under the matching action of the gear 17 and the rack 14, so that the angle of the umbrella rod 21 is adjusted. In addition, first motor 9 can gather the motor of rotor cavity formula to directly the suit is in the upper end of the main mast body 1, and first motor 9 and second motor 16 can adopt step motor etc. and all have the locking function, in order to the stable holding in corresponding position after adjusting.

For improved stability, a slide 18 is preferably fixed to the lower end of the mounting frame 15, the slide 18 preferably being an arc-shaped plate and being adapted to the radius of the arc-shaped bar 13, so that the upper side of the slide 18 is slidably connected to the lower side of the arc-shaped bar 13. A slide groove that engages with the lower side of the arc-shaped bar 13 may also be provided on the upper side of the slide plate 18. The cross rod 12 is preferably fixedly connected with the mounting plate 10 through a plurality of bolts, a limiting block 101 is preferably arranged on the lower side of the mounting plate 10, and the middle of the cross rod 12 is arranged on the upper side of the limiting block 101, so that excessive deformation of the bolt under stress is avoided.

In order to avoid the serious outward shift of the overall center of gravity when the umbrella body is in an inclined position, it is also preferable that a connecting frame 19 is fixed on the lower side of the mounting frame 15, and a balancing weight 20 is fixed on the connecting frame 19.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that other parts not specifically described are within the prior art or common general knowledge to those of ordinary skill in the art. Without departing from the principle of the invention, several improvements and modifications can be made, and these improvements and modifications should also be construed as the scope of the invention.

Claims

1. An automatic sun-tending sunshade umbrella is characterized by comprising a main rod body and an angle adjusting mechanism arranged on the main rod body, wherein the angle adjusting mechanism is fixedly connected with an umbrella body, an installation barrel is arranged at the top end of the umbrella body, a light-transmitting opening is formed in the upper side of the installation barrel, a plurality of photosensitive elements are arranged in the installation barrel in an inclined mode and are uniformly distributed in the installation barrel, the photosensitive elements are used for collecting light intensity signals and are connected with a light angle judging unit to feed the collected light intensity signals back to the light angle judging unit, the light angle judging unit is used for judging the light direction by comparing the light intensity signals fed back by the plurality of photosensitive elements and generating a control command according to the light direction, the light angle judging unit is connected with a driving unit, and the driving unit is used for controlling the angle adjusting mechanism to work according to the control command, the angle of the umbrella body is adjusted until the light intensity signals collected by the plurality of photosensitive elements are the same or the maximum angle position.

2. An automatic sun shade according to claim 1, wherein the number of the photosensitive elements is 2, the angle adjusting mechanism comprises a connecting sleeve fixed at the upper end of the main rod body and a longitudinal adjusting mechanism arranged outside the connecting sleeve, and the longitudinal adjusting mechanism is used for adjusting the angle of the umbrella body on the plane where the axes of the two photosensitive elements are located.

3. The automatic solar-drive sunshade according to claim 1, wherein said number of said photosensitive elements is 3, said angle-adjusting mechanism comprises a first motor disposed on the upper end of said main rod body and a longitudinal-adjusting mechanism disposed outside said first motor, said first motor is used to drive said longitudinal-adjusting mechanism to rotate relative to said main rod body.

4. The automatic sun-shading umbrella according to claim 2 or 3, wherein the longitudinal adjusting mechanism comprises a mounting plate, a connecting shaft is fixed on the outer side of the mounting plate, the connecting shaft is connected with a bearing in the middle of an umbrella rod of the umbrella body, a cross rod is fixed at the lower end of the mounting plate, arc-shaped rods are fixed at the lower sides of the two ends of the cross rod, the circle center of each arc-shaped rod is located on the center line of the connecting shaft, a rack is arranged on the upper side of each arc-shaped rod, a mounting frame is fixed at the lower end of each umbrella rod, a second motor is fixed on the outer side of the mounting frame, the second motor is fixedly connected with a gear which is connected onto the mounting frame through the bearing, and the gear is meshed with the rack.

5. The automatic solar-drive sunshade umbrella according to claim 4, wherein a sliding plate is fixed at the lower end of the mounting frame, and the upper side of the sliding plate is slidably connected with the lower side of the arc-shaped rod.

6. The automatic sun shade according to claim 4, wherein a connecting frame is fixed to the lower side of the mounting frame, and a balancing weight is fixed to the connecting frame.

7. The automatic sun shade according to claim 4, wherein a limiting block is arranged on the lower side of the mounting plate, and the middle of the cross rod is arranged on the upper side of the limiting block.

8. The automatic sun shade according to claim 1, wherein a base is fixed to the lower end of the main rod body.

9. The automatic sunward sunshade according to claim 1, wherein said photosensitive element is a photoresistor.