CN111734290A

CN111734290A - Electric sun-shading component

Info

Publication number: CN111734290A
Application number: CN202010531213.2A
Authority: CN
Inventors: 张涛; 张顺; 吕进
Original assignee: Shanghai Full Arts Curtain Wall Engineering Co ltd
Current assignee: Shanghai Full Arts Curtain Wall Engineering Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2020-10-02

Abstract

The embodiment of the invention discloses an electric sun-shading component, which is used for building facades and comprises: the sun shading device comprises an upper cross beam, a lower cross beam, a sun shading sheet, a transmission mechanism and a driving motor. The upper cross beam and the lower cross beam are fixed on the outer vertical surface of the building, and the sunshade is positioned between the upper cross beam and the lower cross beam. The transmission mechanism includes: the sun-shading sheet comprises inserting rods, chains and a driving shaft, wherein one end of each inserting rod is fixed on the sun-shading sheet, the other end of each inserting rod is connected with the upper cross beam and the lower cross beam respectively, two adjacent inserting rods are connected through the chains, and the chains are meshed with toothed discs on the inserting rods to drive the inserting rods to rotate. The drive shaft is located the left side that hides the sun piece, and first driving motor fixes on the drive shaft. The surface of the sunshade piece can be provided with various colors or patterns, and different effects can be presented along with the rotation of the sunshade piece, so that the electric sunshade component can also enrich the appearance of the surface of a building while shielding sunlight for the facade outside the building, is vivid and attractive, and improves the safety and the adaptability of the sunshade component.

Description

Electric sun-shading component

Technical Field

The embodiment of the invention relates to the technical field of sun-shading equipment, in particular to an electric sun-shading component.

Background

The building external sunshade has the functions of blocking solar radiation from entering the building, reducing solar radiation heat from entering indoor space, reducing indoor air conditioner loss, saving energy and building better thermal environment and luminous environment. The external shading type is selected according to the internal thermal environment regulation requirement and the light environment regulation requirement of the building, the external facade effect is kept, and the facade design is not influenced as much as possible.

Modern buildings have various unique facade modeling effects, and a large number of buildings adopt facade shading systems to meet the requirements of shading, ventilation, energy conservation, environmental protection and the like. The outer facade sunshade system has high requirements on the installation precision, safety, reliability and suitability of the curtain wall, especially the requirement on complex building appearance, and the common sunshade conduction system can not meet the requirements on effect and use. And need artifical the sunshade of packing up when the wind and rain comes, wasted the manpower, if not in time pack up then can lead to the sunshade to damage, so can support the wind and rain automatically again when guaranteeing sunshade piece high efficiency transmission and be a problem of awaiting the best effort to solve.

Disclosure of Invention

The invention aims to provide an electric sunshade component which is synchronously driven, solves the problem of wind load influence when the sunshade component rotates, and enables a sunshade sheet to be minimally damaged by adjusting the position of the sunshade sheet through a wind direction sensor under the condition of wind and rain. According to the invention, the sunshade sheet is driven to rotate by adopting chain transmission or belt transmission, so that the requirements on installation precision, safety, reliability and adaptability can be realized.

The embodiment of the invention provides an electric sunshade component, which is used for building facades and comprises: the device comprises an upper cross beam, a lower cross beam, a driving device, a wind direction sensor, a controller, a plurality of groups of transmission mechanisms and a plurality of sun shading sheets;

the upper cross beam and the lower cross beam are used for being respectively fixed on the outer wall of the building curtain wall;

the top end of the sun shielding piece is movably connected with the upper cross beam, and the bottom of the sun shielding piece is movably connected with the lower cross beam;

the adjacent sun shading sheets are connected through a group of transmission mechanisms;

the driving device is connected with one group of transmission mechanisms, and when the driving device is started, each group of transmission mechanisms is triggered to enable the plurality of sunshade pieces to overturn in the same direction;

each of the transmission mechanisms includes: a plunger and a chain;

one end of the inserted bar is fixed on the sunshade piece, the other end of the inserted bar is respectively movably connected with the upper cross beam and the lower cross beam, and the inserted bar is provided with a chain wheel;

the chain is positioned between two adjacent inserted rods, the chain is meshed with the chain wheel, and the chain is used for driving the inserted rods to rotate;

the driving device includes: a drive shaft and a first drive motor;

the driving shaft is positioned on one side of the sun shading sheet, two ends of the driving shaft are respectively connected with the upper cross beam and the lower cross beam through the inserted rods, and the driving shaft is used for driving the chain to rotate;

the first driving motor is positioned on the driving shaft and used for driving the driving shaft to rotate, and the first driving motor is electrically connected with the controller;

the wind direction sensor is located on the driving shaft, and the wind direction sensor is electrically connected with the controller.

In one possible aspect, the electric sunshade member further includes: a rolling bearing;

the rolling bearing is positioned between the inserted bar and the upper cross beam and the lower cross beam.

In one possible aspect, the electric sunshade member further includes: a second drive motor;

the second driving motor is located on the lower cross beam and used for driving the driving shaft to rotate, and the second driving motor is electrically connected with the controller.

In one possible aspect, the electric sunshade member further includes: a humidity sensor;

the humidity sensor is arranged on the surface of the sun shading sheet and is used for detecting the humidity in the air;

the humidity sensor is electrically connected with the controller.

In one possible aspect, the electric sunshade member further includes: a solar panel and a battery;

the solar panel is arranged on the surface of the sun shielding sheet, and the storage battery is used for storing the light energy absorbed by the solar panel;

the storage battery is electrically connected with the controller.

In one possible aspect, the electric sunshade member further includes: sealing strips:

sealing strips are installed on two sides of the sun shading pieces and used for sealing gaps between the adjacent sun shading pieces.

In one possible solution, the sunshade blade of the motorized sunshade means is perpendicular to the upper cross member.

In a possible embodiment, the sunshade sheet of the electric sunshade member is made of an aluminum alloy.

Based on the above solution, the electric sunshade member of the present invention is used for building facades, and includes: the wind direction sensor comprises an upper cross beam, a lower cross beam, a first driving motor, a wind direction sensor, a controller, a plurality of groups of transmission mechanisms and a plurality of sun shading sheets. The upper cross beam and the lower cross beam are fixed on the outer vertical surface of the building, and the sunshade is positioned between the upper cross beam and the lower cross beam. Each group of transmission mechanisms comprises: the sun-shading sheet comprises inserting rods and chains, wherein one ends of the inserting rods are fixed on the sun-shading sheet, the other ends of the inserting rods are respectively connected with the upper cross beam and the lower cross beam, and the chains are located between every two adjacent inserting rods. The drive device includes: the driving shaft is positioned at one end of the sun shading sheet, and the first driving motor is positioned on the driving shaft. And the wind direction sensor is positioned on the driving shaft and is electrically connected with the controller. According to the electric sunshade component provided by the embodiment of the invention, the sunshade sheet is fixed on the upper cross beam and the lower cross beam through the inserted link, one end of the inserted link is fixed on the sunshade sheet, and the other end of the inserted link is respectively connected with the upper cross beam and the lower cross beam in a sliding manner. The toothed discs are arranged on the inserted rods, two adjacent inserted rods are connected through chains, and the chains are meshed with the toothed discs on the inserted rods to drive the inserted rods to rotate. The drive shaft is located the left side that hides the sun piece, and first driving motor fixes in the drive shaft, and first driving motor provides power for the drive shaft, and the inserted bar in the drive shaft also passes through the chain with the inserted bar that hides the sun piece and is connected, and the inserted bar in the drive shaft rotates, thereby drives the inserted bar rotation that hides on the sun piece through the chain, because the inserted bar is fixed on the sun piece, so hide the sun piece and also rotate. The electric sunshade component consists of a plurality of sunshade pieces, so each sunshade piece is provided with an inserted bar, and every two adjacent inserted bars are engaged through a chain and a chain, thereby rotating. The wind direction sensor is used for the arrival of perception wind to, when the position of wind sensor definite wind, can send the signal to the controller, the first driving motor then can be controlled to the controller to drive the drive shaft and rotate, reduce the harm that the condition that blows and cause the sunshade piece at wind. The surface of the sunshade piece can be provided with various colors or patterns, and different effects can be presented along with the rotation of the sunshade piece, so that the electric sunshade component can also enrich the appearance of the surface of a building while shielding sunlight for the facade outside the building, is vivid and attractive, and improves the safety and the adaptability of the sunshade component.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of an overall structure of an electric sunshade according to a first embodiment of the present invention;

FIG. 2 is a diagram of a node installed transversely on the electric sunshade component according to the first embodiment of the present invention;

FIG. 3 is a view showing the engagement between the rod and the chain of the electric sunshade according to the first embodiment of the present invention;

FIG. 4 is a schematic diagram of the connection of the controller of the electric sunshade according to the first embodiment of the present invention;

fig. 5 is a diagram of a node installed transversely on the electric sunshade member according to the second embodiment of the present invention.

Reference numbers in the figures:

1. an upper cross beam; 2. a lower cross beam; 3. a transmission mechanism; 31. inserting a rod; 32. a chain; 33. a chain wheel; 4. a drive device; 41. a drive shaft; 42. a first drive motor; 5. sun-shading sheets; 51. a sealing strip; 6. a wind direction sensor; 7. a second drive motor; 8. a humidity sensor; 9. a controller; 10. a solar panel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the indicated orientations and positional relationships based on the drawings for convenience in describing and simplifying the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication connection; either directly or indirectly through intervening media, either internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The technical solution of the present invention will be described in detail below with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.

FIG. 1 is a schematic view of an overall structure of an electric sunshade according to a first embodiment of the present invention; FIG. 2 is a diagram of a node installed transversely on the electric sunshade component according to the first embodiment of the present invention; FIG. 3 is a view showing the engagement between the rod and the chain of the electric sunshade according to the first embodiment of the present invention; FIG. 4 is a schematic diagram of the connection of the controller of the electric sunshade according to the first embodiment of the present invention; fig. 5 is a diagram of a node installed transversely on the electric sunshade member according to the second embodiment of the present invention.

The electric sunshade component in the embodiment of the invention is applied to the outer facade of a building, and comprises the following components as shown in figure 1: the device comprises an upper cross beam 1, a lower cross beam 2, a driving device 4, a wind direction sensor 6, a controller 9, a plurality of groups of transmission mechanisms 3 and a plurality of sun shading sheets 5. Entablature 1 and bottom end rail 2 pass through the screw fixation respectively on the outer facade of building, and sunshade 5 is located between entablature 1 and bottom end rail 2, and wherein every group drive mechanism 3 includes: a plunger 31 and a chain 32. Install a plurality of sun-shading pieces 5 on the electronic sunshade component, and each sun-shading piece 5 between each other noninterference exist independently, the equal fixed mounting in both ends of each sun-shading piece 5 has inserted bar 31, and the one end of inserted bar 31 is fixed with sun-shading piece 5, and the other end slides with entablature 1 and bottom end rail 2 respectively and sets up, and inserted bar 31 can rotate in the middle of entablature 1 and bottom end rail 2. Toothed discs 33 are arranged on the surfaces of the plug rods 31, two adjacent plug rods 31 are connected through chains 32, the chains 32 are meshed with the toothed discs 33, and the chains 32 rotate to drive the two plug rods 31 to rotate together. Two adjacent chains 32 are arranged in parallel and staggered with each other, so that the chains 32 can be ensured to rotate on the same surface and can not move due to the rotation of the inserting rod 31. The drive device 4 includes: the driving shaft 41 and the first driving motor 42 are provided with the driving shaft 41 at the right side of the sunshade 5, the first driving motor 42 is fixed on the upper beam 1, one end of the driving shaft 41 is connected with the upper beam 1 through the inserted link 31, the first driving motor 42 is fixed on the inserted link 31 fixed with the driving shaft 41, the inserted link 31 is provided with the toothed disc 33, the first driving motor 42 is also provided with the toothed disc 33, and the inserted link 31 and the first driving motor 42 start to rotate through the engagement of the two toothed discs 33. The first driving motor 42 is used to provide power to the driving shaft 41, so as to drive the driving shaft 41 to rotate. The inserted rods 31 on the sunshade 5 adjacent to the inserted rods 31 on the driving shaft 41 are connected through chains 32, every two adjacent inserted rods 31 are driven through the chains 32, if the number of the inserted rods 31 is n, the number of the chains 32 is n-1, the first driving motor 42 drives the driving shaft 41 to rotate, and the driving shaft 41 drives the inserted rods 31 on each sunshade 5 to rotate through the chains 32, so that the rotation of the sunshade 5 is realized. And the rotating angle and the rotating direction of each sunshade piece 5 are the same in the rotating process, so that the attractiveness is realized. The wind direction sensor 6 is disposed on the driving shaft 41, and the wind direction sensor 6 is electrically connected to the controller 9. When strong wind is blown up in the environment, the wind direction sensor 6 can be used for sensing the direction of the wind, and sends a signal to the controller 9, and the controller 9 starts the first driving motor 42 to drive the driving shaft 41 to rotate, and if the wind comes from the left side of the electric sunshade component, the driving shaft 41 drives the chain 32 to rotate, so as to drive the sunshade piece 5 to rotate, so that the left side of the sunshade piece 5 moves towards the direction close to the building curtain wall, the wind blowing to the surface of the sunshade piece 5 is streamline, the resistance of the wind to the sunshade piece 5 is reduced, and the service life of the sunshade piece is prolonged.

From the above, it can be seen that an electric sunshade member of the present invention is used for a building facade, and comprises: the device comprises an upper cross beam 1, a lower cross beam 2, a driving device 4, a wind direction sensor 6, a controller 9, a plurality of groups of transmission mechanisms 3 and a plurality of sun shading sheets 5. The upper cross beam 1 and the lower cross beam 2 are fixed on the outer vertical surface of a building, and the sunshade piece 5 is positioned between the upper cross beam 1 and the lower cross beam 2. Each group of transmission mechanisms 3 includes: an insert rod 31 and a chain 32, one end of the insert rod 31 is fixed on the sunshade plate 5, the other end is respectively connected with the upper beam 1 and the lower beam 2, the chain 32 is located between two adjacent insert rods 31, the driving device 4 comprises: a driving shaft 41 and a first driving motor 42, the driving shaft 41 being located at one end of the sunshade 5. According to the electric sun-shading component provided by the embodiment of the invention, the sun-shading sheet 5 is fixed on the upper cross beam 1 and the lower cross beam 2 through the inserted rod 31, one end of the inserted rod 31 is fixed on the sun-shading sheet 5, and the other end of the inserted rod 31 is respectively connected with the upper cross beam 1 and the lower cross beam 2 in a sliding manner. The toothed disc 33 is arranged on the inserted link 31, two adjacent inserted links 31 are connected through the chain 32, and the chain 32 drives the inserted link 31 to rotate through meshing with the toothed disc 33 on the inserted link 31. The driving shaft 41 is located at the left side of the sun-shading sheet 5, the first driving motor 42 is fixed on the driving shaft 41, the first driving motor 42 provides power for the driving shaft 41, the inserting rod 31 on the driving shaft 41 is also connected with the inserting rod 31 of the sun-shading sheet 5 through the chain 32, the inserting rod 31 on the driving shaft 41 rotates, the inserting rod 31 on the sun-shading sheet 5 is driven to rotate through the chain 32, and the sun-shading sheet 5 also rotates because the inserting rod 31 is fixed on the sun-shading sheet 5. The wind direction sensor 6 is used for sensing the direction of the wind, when the wind direction sensor 6 determines the direction of the wind, a signal is sent to the controller 9, and the controller 9 controls the first driving motor 42, so that the driving shaft 41 is driven to rotate, and the damage to the sun shade 5 caused by the condition that the wind blows is reduced. The electric sunshade member is composed of a plurality of sunshade pieces 5, so that each sunshade piece 5 is provided with an insert rod 31, and each two adjacent insert rods 31 are engaged with each other through a chain wheel 33 and a chain 32 so as to rotate. The surface of the sun-shading sheet 5 can be provided with various colors or patterns, and different effects can be presented along with the rotation of the sun-shading sheet 5, so that the electric sun-shading component can also enrich the appearance of the surface of a building while shading sunlight for the facade of the outside of the building, is vivid and attractive, and improves the safety and the adaptability of the sun-shading component.

Optionally, in this embodiment, the electric sunshade member further includes, as shown in fig. 3: rolling bearings (not shown). The rolling bearing (not shown) is located at the joint of the inserted rod 31 and the cross beam, and the rolling bearing (not shown) is sleeved on the inserted rod 31. The rolling bearing (not shown) changes the sliding friction between the shaft and the shaft seat into rolling friction, thereby reducing the friction loss. The rolling bearing (not shown) generally comprises an inner ring, an outer ring, a rolling body and a retainer, wherein the inner ring is sleeved on the inserted rod 31 and is matched with the inserted rod 31 to rotate, and the outer ring is arranged in the cross beam hole and is matched with the cross beam to play a supporting role. The outer periphery of the inner ring and the inner periphery of the outer ring are both provided with raceways, and when the inner ring is driven by the inserted rod 31 to start rotating relative to the outer ring, the rolling bodies roll on the raceways of the inner ring and the outer ring, and are separated by the retainer to avoid mutual friction. The rolling bearing (not shown) is used to increase the rotation efficiency of the inserted rod 31, reduce the friction force between the inserted rod 31 and the cross beam, prolong the service life of the inserted rod 31, and facilitate the installation and the disassembly and the maintenance.

Optionally, in this embodiment, the electric sunshade member further includes: a second drive motor 7. The second driving motor 7 is positioned on the lower cross beam 2, the second driving motor 7 is provided with a chain wheel 33, and the second driving motor 7 is meshed with the chain wheel 33 on the insert rod 31 of the driving shaft 41 through the chain wheel 33 so as to drive the driving shaft 41 to rotate. The second driving motor 7 is symmetrical with the first driving motor 41 about the sun shading sheet 5, and the sun shading sheet 5 is ensured to stably rotate through the driving of the second driving motor 7 and the first driving motor 41, and power is provided for the sun shading sheet 5, so that the sun shading sheet is used for bearing and balancing the movement of the driving shaft 41, and the stability of the sun shading sheet is improved.

Optionally, in this embodiment, the method further includes: a humidity sensor 8 and a controller 9. Humidity transducer 8 and controller 9 electric connection, humidity transducer 8 is located entablature 1. When the weather is good and the humidity in the air is low, the controller 9 controls the first driving motor 41 and the second driving motor 7 to operate to drive the driving shaft 41 to rotate, so that the sun-shading sheet 5 covers the outer surface of the building to play a role in shading the sunlight. When the humidity in the air is increased, namely in rainy or snowy weather, the humidity sensor 8 transmits a humidity signal to the controller 9, and the controller 9 controls the first driving motor 41 and the second driving motor 7 to operate to drive the driving shaft 41 to rotate, so that the sun-shading sheet 5 is folded, and the surface of the building is exposed.

Optionally, in this embodiment, the method further includes: solar panels 10 and a battery (not shown). The solar panel 10 is located on the surface of the sunshade sheet 5, and the sunshade sheet 5 absorbs light energy by the solar panel 10 during sunshade process to convert the light energy into electric energy, and stores the electric energy in a storage battery (not shown). When the controller 9 is disconnected from the external main power supply, the storage battery (not shown) can discharge electricity to provide electric support for the electric sunshade member, thereby ensuring the normal operation of the electric sunshade member.

Optionally, in this embodiment, the method further includes: a seal strip 51. The sealing strips 51 are arranged on both sides of each sunshade piece, and when all sunshade pieces 5 are positioned on the same plane, gaps are generated between the adjacent sunshade pieces 5, so that the effect is poor, and the overall use feeling of the electric sunshade component is influenced. By arranging the sealing strip 51 on the sunshade 5, sunlight penetrating into a building from a gap part is well blocked, and the sunshade effect is improved.

Optionally, in this embodiment, the sunshade 5 is vertically disposed and perpendicular to the upper beam 1 and the lower beam 2, so as to increase the sunshade area. Because electronic sunshade component is equipped with entablature 1 and bottom end rail 2, so electronic sunshade component's upper and lower width can't be changed, if vertical sunshade piece 5 of placing, when needs increase sunshade area, can increase sunshade piece 5 in the left side of electronic sunshade component, need not dismantle electronic sunshade component and reinstall, and the building is one deck design mode, and the sunshade effect on every layer can change according to the horizontal length of every layer of building rather than the height change on every layer. The sun is in east-rising and west-falling every day, the orientation of the sun shading sheets 5 can be changed through the driving shaft 41 according to the position of the sun, and the sun shading device is simple, convenient and high in adaptability.

Alternatively, in the present embodiment, the sun-shading sheet 5 may be made of an aluminum alloy, and the surface thereof may be processed into different pictures or patterns. The aluminum alloy has light weight, high precision and long service life. The surface of the sunshade 5 is painted with different patterns and is coated with double-sided colored glaze, thereby increasing the interest and the aesthetic property of the sunshade 5. The angle of the sunshade 5 can be adjusted every day according to the direction of the sunshine, and since the sunshade 5 is drawn with patterns, different patterns can be presented when the sunshade 5 is at different angles. The sunshade sheet 5 is positioned on the outer surface of the building, has a sunshade effect, and can also increase the aesthetic property of the building.

The second embodiment is an improvement of the first embodiment, and is improved in that the electric sunshade member is applicable to irregular building surfaces, and the positions of the upper cross beam 1, the lower cross beam 2 and the sunshade panel 5 are set according to the variety of the building surfaces, so that the practicability of the electric sunshade member is improved.

In the present invention, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may be directly contacting the first feature and the second feature or indirectly contacting the first feature and the second feature through an intermediate.

Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. An electric sunshade member for installation on an external wall of a building curtain wall, comprising: the device comprises an upper cross beam, a lower cross beam, a driving device, a wind direction sensor, a controller, a plurality of groups of transmission mechanisms and a plurality of sun shading sheets;

each of the transmission mechanisms includes: a plunger and a chain;

the driving device includes: a drive shaft and a first drive motor;

2. The motorized shade member of claim 1, further comprising: a rolling bearing;

3. The motorized shade member of claim 1, further comprising: a second drive motor;

4. The motorized shade member of claim 1, further comprising: a humidity sensor;

the humidity sensor is electrically connected with the controller.

5. The motorized shade member of claim 1, further comprising: a solar panel and a battery;

the storage battery is electrically connected with the controller.

6. The motorized shade member of claim 1, further comprising: sealing strips:

7. The motorized sun shade member of claim 1, wherein the shade panel is perpendicular to the upper cross member.

8. The electric sunshade of claim 4, wherein said sunshade sheet is made of an aluminum alloy.