CN116160827A

CN116160827A - Sightseeing vehicle roller shutter device and control method thereof

Info

Publication number: CN116160827A
Application number: CN202310266641.0A
Authority: CN
Inventors: 姚永玉; 陈明; 周国庆; 米世豪; 马瑞恒; 张佳微; 周远; 刘龙飞
Original assignee: Luoyang Institute of Science and Technology
Current assignee: Luoyang Institute of Science and Technology
Priority date: 2023-03-20
Filing date: 2023-03-20
Publication date: 2023-05-26

Abstract

The invention discloses a sightseeing vehicle roller shutter device and a control method thereof, wherein the sightseeing vehicle roller shutter device comprises a vehicle body and two groups of roller shutter mechanisms which are respectively arranged at two sides of the vehicle body, the roller shutter mechanisms comprise two groups of shells which are arranged in parallel, the tops of the opposite sides of the two groups of shells are transversely provided with a reel, a rain curtain is wound on the outer side of the reel, a vertical shaft for tensioning the rain curtain downwards is fixed at the bottom of the rain curtain, a driving component for driving the reel to rotate is arranged at the top in the shell, and a control component for controlling the driving component is arranged at the top of the vehicle body. The beneficial effects are that: according to the invention, the automatic lifting and unfolding rain curtain structure is arranged on the sightseeing vehicle, so that the problem of reduced sightseeing comfort caused by severe weather such as rainy days, ultraviolet radiation and the like when tourists take the sightseeing vehicle is solved, the raindrop sensor and the ultraviolet sensor are utilized for environment sensing, the Arduino control panel is adopted for controlling the driving assembly to work by a multi-signal fusion decision mechanism, and the intelligent lifting function of the rain curtain is realized.

Description

Sightseeing vehicle roller shutter device and control method thereof

Technical Field

The invention relates to the field of tourist facilities, in particular to a sightseeing vehicle roller shutter device and a control method thereof.

Background

The sightseeing vehicle is used in tourist attractions, the sightseeing vehicle is used in the sightseeing regions, so that tourists can fully appreciate the scenery along the sights, the sightseeing vehicle is not provided with two side doors, and therefore, the two sides of the sightseeing vehicle are open structures, however, when the sightseeing vehicle with the structure is used in rainy days or high ultraviolet-level weather, the open structures at the upper and lower vehicle positions on the two sides can normally enter rainwater and sunlight, passengers are wetted or are sunburned by ultraviolet rays, sightseeing experience is reduced, protective components capable of being used as door curtain structures are required to be arranged on the two sides of the sightseeing vehicle, the conventional sightseeing vehicle rain curtains are required to be manually rolled and fixed in a fixing mode, the operation process is complex, and the sightseeing vehicle is required to be parked in severe weather when in sudden weather, so that the sightseeing vehicle is inconvenient to use.

Disclosure of Invention

The invention aims to solve the problems and provide the sightseeing vehicle roller shutter device and the control method thereof, which can automatically identify weather conditions and automatically retract and retract vehicle curtains, and the rain curtains can play a role of rain prevention and ultraviolet prevention, and are convenient to use and described in detail below.

In order to achieve the above purpose, the present invention provides the following technical solutions:

the invention provides a sightseeing vehicle roller shutter device, which comprises a vehicle body and two groups of roller shutter mechanisms which are respectively arranged at two sides of the vehicle body, wherein the roller shutter mechanisms comprise two groups of shells which are arranged in parallel, the tops of the opposite sides of the two groups of shells are transversely provided with a reel, the outer side of the reel is wound with a rain curtain, the bottom of the rain curtain is fixedly provided with a vertical shaft which stretches the rain curtain downwards, the inner top of the shell is provided with a driving component which drives the reel to rotate, and the top of the vehicle body is provided with a control component which controls the driving component;

the control assembly comprises a control module fixed on the top of the vehicle body, the control module comprises a raindrop sensor and an ultraviolet sensor, the raindrop sensor is obliquely arranged, the driving assembly comprises a motor, a driving gear is arranged at the output end of the motor, and two ends of the scroll shaft penetrate into the shell and are fixedly provided with a transmission gear meshed with the driving gear.

Preferably, the outer sides of the two end parts of the reel are respectively provided with a plane bearing, the outer sides of the plane bearings are respectively provided with a bearing seat, and the end parts of the reel are fixed in the shell through the bearing seats.

Preferably, a guide rail of the vertical sliding fit hanging shaft is arranged inside the shell, an extending groove transversely penetrates through the outer side of the shell, and the hanging shaft and the scroll transversely penetrate through the extending groove.

Preferably, the top of the shell is fixed with a top plate propped against the inner top of the car body, and four corners of the top plate are vertically penetrated with bolt holes, and the bolt holes are internally penetrated with mounting bolts for fixing the top plate and the car body.

Preferably, the bottom of the shell is fixed with a bottom plate arranged at the bottom in the vehicle body, and the bottom side of the bottom plate is provided with a magnetic block which is connected with the vehicle body in a magnetic attraction way.

Preferably, a motor base is fixed at one end of the motor, which is far away from the driving gear, and the motor base is fixed at one side of the shell, which is far away from the scroll, through bolts.

Preferably, the top side of the vertical shaft is provided with a rain receiving groove for accommodating a rain curtain to penetrate and clamp the edge of the bottom side of the rain curtain, the vertical shaft is of a hollow cylinder structure, and a plurality of groups of drain holes communicated with the rain receiving groove for realizing drainage are uniformly formed in the bottom of the vertical shaft along the length direction of the vertical shaft.

Preferably, the rain curtain is a transparent PVC waterproof coiled material wound on the outer circumference of the scroll, the outer side of the rain curtain is coated with ultraviolet-proof paint to form an ultraviolet-proof film layer, and the length of the rain curtain is larger than the heights of openings at two sides of the vehicle body.

Preferably, a circuit box with a transparent structure is arranged on one side of a driving position inside the vehicle body, an Arduino control board, a control circuit and a control board power supply are arranged inside the circuit box, the circuit box is electrically connected with the raindrop sensor and the ultraviolet sensor, and a buzzer is arranged on the inner wall of the vehicle body above the circuit box.

The control method of the sightseeing vehicle roller shutter device comprises the following steps:

a. environmental perception phase: the rain sensor and the ultraviolet sensor fixed on the top of the vehicle body are used for detecting the rain value and the ultraviolet UV grade intensity in the current environment, transmitting the rain value and the ultraviolet UV grade intensity to the control panel, and guiding the contacted rain drops to roll down through the obliquely arranged rain sensor, so that whether the current raining weather is continuous or not can be detected;

b. and a signal processing stage: the Arduino module in the control panel is used for processing the rainfall value and the electric signal of the ultraviolet UV grade intensity, if the rainfall value and the ultraviolet intensity exceed the set values, a high-level signal is output, the buzzer alarms, and the indicator lamp is turned on;

c. the execution stage: the motor works to drive the scroll to rotate forwards after receiving the electric signal of the control panel, the rain curtain rotates downwards to be unfolded, the rain curtain is pulled downwards through the vertical shaft connected with the bottom of the rain curtain as a counterweight shaft, the rain curtain can be unfolded smoothly, when the vertical shaft of the rain curtain triggers a first travel switch arranged at the bottom of the device, the control panel gives out a command again, the motor stops working, the rain curtain is unfolded, a slit-shaped rain receiving groove arranged at the joint of the vertical shaft and the rain curtain is used as a rain receiving opening, and the rainwater entering the vertical shaft through the rain receiving groove falls along the vehicle curtain and is discharged downwards through a drainage hole;

d. ending: when the rain curtain is not needed, the driver manually controls the motor switch to control the driving gear to rotate reversely, the driving gear drives the transmission gear to support the scroll to rotate, so that the rain curtain is wound again, when the rain curtain hanging shaft triggers the second travel switch arranged at the top of the device, the control panel sends out a command again, the motor stops working, and the rain curtain is recovered.

The beneficial effects are that: according to the invention, the sightseeing vehicle is provided with the rain curtain capable of automatically lifting and unfolding, so that the problem of reduced sightseeing comfort caused by severe weather such as rainy days, ultraviolet radiation and the like when tourists take the sightseeing vehicle is solved;

the raindrop sensor and the ultraviolet sensor are used for sensing the environment, and the Arduino control panel is used for controlling the driving assembly to work by a multi-signal fusion decision mechanism, so that the intelligent lifting function of the rain curtain is realized;

can decide the upper assembling according to the motorcycle type of different sightseeing cars in the market, use more extensively, this device overall structure is simple in addition, can dismantle or upper assembling simply and conveniently from the automobile body, can not cause the destruction to former car structure moreover, is fit for current sightseeing car and carries out harmless additional dress.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front view block diagram of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic view of the structural disassembly of the present invention;

FIG. 4 is a schematic view of the roller shutter mechanism of the present invention shown in a disassembled configuration;

FIG. 5 is a schematic view of the front view of the roller shutter mechanism of the present invention;

FIG. 6 is a schematic perspective view of the roller shutter mechanism of the present invention;

FIG. 7 is a partially exploded schematic illustration of the roller blind mechanism of the present invention;

FIG. 8 is a schematic view of the vertical structure below the vertical axis of the present invention;

fig. 9 is a schematic perspective view of another aspect of the present invention.

The reference numerals are explained as follows:

1. a vehicle body; 101. a circuit box; 102. a raindrop sensor; 103. an ultraviolet sensor; 104. a buzzer; 2. a housing; 201. a top plate; 201a, bolt holes; 202. a bottom plate; 203. an extension groove; 204. a first travel switch; 205. a second travel switch; 3. a reel; 301. a bearing seat; 302. a transmission gear; 303. a planar bearing; 4. a vertical shaft; 401. a slide block; 401a, balls; 402. a rain receiving groove; 403. a drain hole; 5. a rain curtain; 6. a guide rail; 7. a drive assembly; 701. a motor; 702. a drive gear; 703. a motor base; 8. and a baffle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.

Referring to fig. 1-9, the invention provides a sightseeing vehicle roller shutter device, which comprises a vehicle body 1 and two groups of roller shutter mechanisms which are respectively arranged at two sides of the vehicle body 1, wherein each roller shutter mechanism comprises two groups of parallel arranged shells 2, a roller shaft 3 is transversely arranged at the top of the opposite sides of each of the two groups of shells 2, a rain curtain 5 is wound on the outer side of each roller shaft 3, a vertical shaft 4 for stretching and flattening the rain curtain 5 downwards is fixed at the bottom of each rain curtain 5, a driving component 7 for driving the roller shaft 3 to rotate is arranged at the inner top of each shell 2, a control component 101 for controlling the driving component 7 is arranged at the top of the vehicle body 1, a baffle 8 for closing a gap between the roller shaft 3 and the roof of the vehicle body 1 is arranged at the outer side of the vehicle body 1, the width of the baffle is larger than the distance between the roller shaft 3 and the roof, the gap between the roller shaft 3 and the top of the vehicle body 1 is closed, and rainwater is prevented from entering the vehicle through the gap;

the control assembly 101 comprises a control module fixed on the top of the vehicle body 1, the control module comprises a rain drop sensor 102 and an ultraviolet sensor 103, the rain drop sensor 102 is obliquely arranged, when rain is detected by the rain drop sensor 102, the rain drop sensor 102 is used for detecting the rain, the driving assembly 7 is controlled to spread out the rain curtain 5, then the rain rolls along the surface of the inclined rain drop sensor 102, if the rain drop sensor 102 is not continuously dropped above, namely, the rain is stopped, the driving assembly 7 can be controlled to wind the rain curtain 5, the driving assembly 7 comprises a motor 701, the output end of the motor 701 is provided with a driving gear 702, both ends of a scroll shaft 3 penetrate into a shell 2 and are fixedly provided with a transmission gear 302 which is meshed with the driving gear 702, the inside of the shell 2 is provided with a guide rail 6 which is vertically matched with a vertical sliding vertical shaft 4, the guide rail 6 is of a rectangular strip structure which is vertically extended to the upper side and lower side of the inside of the shell 2, two groups of sliding blocks 401 are fixedly arranged at both ends of the vertical sliding shaft 4, the sliding blocks 401 are C-shaped frame bodies with opening towards the guide rail 6, the sliding blocks 401 are provided with a plurality of groups of sliding balls 401, and the sliding balls 401 are arranged at the front and back sides of the opening of the sliding block 401, and the sliding blocks are arranged at the front sides, and the sliding blocks are provided with rolling balls 401, and the sliding balls 401 are arranged at the sliding blocks and are arranged at the sides, and are vertically sliding blocks and are matched with sliding blocks 6;

the ultraviolet sensor 103 can convert the current ultraviolet intensity into output voltage by detecting the ultraviolet intensity in the external environment, then outputs a high-frequency driving motor to realize the unfolding action of the rain curtain 5 after the ultraviolet intensity index reaches a set value, wherein the ultraviolet index consists of two parts, one part is the measured solar ultraviolet intensity with different wavelengths, the other part is the ultraviolet dose required by erythema reflection after the skin with different types obtained by medical test is irradiated by ultraviolet, the two parts are combined and processed by a mathematical method and then converted into numbers according to a specified standard, and the ultraviolet index is the prior art in the field and is not described herein.

As an alternative embodiment, the outer sides of the two end parts of the scroll 3 are respectively provided with a plane bearing 303, the outer sides of the plane bearings 303 are provided with bearing seats 301, and the end parts of the scroll 3 are fixed inside the shell 2 through the bearing seats 301, so that the shell 2 can support the scroll 3 to rotate stably;

the outer side of the shell 2 is transversely penetrated with an extension groove 203, the vertical shaft 4 and the scroll 3 transversely penetrate through the extension groove 203, and the diameters of the scroll 3 and the vertical shaft 4 are smaller than the opening width of the extension groove 203, so that the scroll 3 can smoothly rotate and the vertical shaft 4 can vertically lift and slide;

the top of the shell 2 is fixedly provided with a top plate 201 which is abutted against the inner top of the car body 1, four corners of the top plate 201 are vertically penetrated with bolt holes 201a, mounting bolts for fixing the top plate 201 and the car body 1 are penetrated into the bolt holes 201a, so that the rolling mechanism is conveniently fixed on two sides of the car body 1, the bottom of the shell 2 is fixedly provided with a bottom plate 202 which is arranged at the inner bottom of the car body 1, the bottom side of the bottom plate 202 is provided with a magnetic block which is magnetically connected with the car body 1, the stability of the connection of the rolling mechanism and the car body 1 is further improved, the inner bottom of the shell 2 is provided with a first travel switch 204, the inner top of the shell 2 is provided with a second travel switch 205, and the lifting and sliding distance of a vertical shaft is limited by the two groups of travel switches so that after the vertical lifting to the trigger switch of the contact travel switch, a motor is controlled by the travel switch to stop to finish rolling or unfolding actions;

a motor seat 703 is fixed at one end of the motor 701, which is far away from the driving gear 702, and the motor seat 703 is fixed at one side of the casing 2, which is far away from the scroll 3, through bolts;

the top side of the vertical shaft 4 is provided with a rain receiving groove 402 for accommodating a rain curtain 5 to penetrate and clamp the edge of the bottom side of the rain curtain 5, rainwater adhered to the outer side can enter the inner side of the vertical shaft 4 along the rain receiving groove 402, the vertical shaft 4 is of a hollow cylinder structure, the bottom of the vertical shaft 4 is uniformly provided with a plurality of groups of drain holes 403 communicated with the rain receiving groove 402 to drain water along the length direction of the vertical shaft, the rain curtain 5 is a transparent PVC waterproof coiled material wound on the outer circumference of the reel 3, the outer side of the rain curtain 5 is coated with ultraviolet-proof paint to form an ultraviolet-proof film layer, the length of the rain curtain 5 is longer than the heights of openings at two sides of the vehicle body 1, and the rain curtain 5 can cover and protect the two sides of the vehicle body 1;

the inside driver's seat one side of automobile body 1 is provided with transparent structure's circuit box 101, this circuit box 101 internally mounted has Arduino control panel, control line and control panel power, the driver of being convenient for observes the operating condition of control panel and the integrality of circuit, convenient maintenance, and raindrop sensor 102 and ultraviolet sensor 103 are connected to circuit box 101 electricity, and the outside electricity of circuit box 101 is connected with the buzzer 104 that alerts on-vehicle personnel drive assembly 7 and is carrying out the rolling action of rain curtain 5, suggestion in-vehicle personnel rain curtain 5 is about to be expanded or rolling work, the in-vehicle personnel of being convenient for react, prevent the emergence safety problem.

a. environmental perception phase: the rain sensor 102 and the ultraviolet sensor 103 fixed on the top of the vehicle body 1 detect the rain value and the ultraviolet UV grade intensity in the current environment, transmit the rain value and the ultraviolet UV grade intensity to the control panel, and guide the contacted rain to roll down through the obliquely arranged rain sensor 102, so that whether the current raining weather is continuous or not can be detected;

c. the execution stage: the motor 701 receives the electric signal of the control panel and then works to drive the scroll 3 to rotate forwards, the rain curtain 5 rotates downwards to be unfolded, the vertical shaft 4 serving as a weight shaft is connected to the bottom of the rain curtain 5 to pull the rain curtain 5 downwards, the rain curtain 5 is ensured to be unfolded flatly, when the vertical shaft 4 of the rain curtain 5 triggers the first travel switch 204 arranged at the bottom of the device, the control panel sends out a command again, the motor 701 stops working, the rain curtain 4 is unfolded completely, the slit-shaped rain receiving groove 402 arranged at the joint of the vertical shaft 4 and the rain curtain 5 is used as a rain receiving opening, and rainwater entering the vertical shaft 4 through the rain receiving groove 402 falls along the vehicle curtain and is discharged downwards through the water discharging hole 403;

d. ending: when the rain curtain 5 is not needed, a driver manually controls the motor 701 to switch so as to control the driving gear 702 to rotate reversely, the driving gear 702 drives the transmission gear 302 to support the reel 3 to rotate, so that the rain curtain 5 is wound and retracted again, when the vertical shaft 4 of the rain curtain 5 triggers the second travel switch 205 arranged at the top of the device, the control panel sends out a command again, the motor 701 stops working, and the rain curtain 5 is recovered.

The sightseeing vehicle is provided with the rain curtain 5 structure capable of automatically lifting and unfolding, so that sightseeing trouble caused by severe weather such as rainy days, ultraviolet radiation and the like when tourists take the sightseeing vehicle is solved;

the raindrop sensor 102 and the ultraviolet sensor 103 are used for sensing the environment, and the Arduino control panel is used for performing a multi-signal fusion decision mechanism to control the driving assembly 7 to work, so that the intelligent lifting function of the rain curtain 5 is realized;

can decide the upper assembling according to the motorcycle type of different sightseeing cars in the market, use more extensively, this device overall structure is simple in addition, can dismantle or upper assembling simply and conveniently from automobile body 1, can not cause the destruction to former car structure moreover, is fit for current sightseeing car and carries out harmless additional dress.

The foregoing is merely illustrative embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present invention, and the invention should be covered. Therefore, the protection scope of the invention is subject to the protection scope of the claims.

Claims

1. The utility model provides a sightseeing vehicle roller shutter device which characterized in that: the automatic curtain rolling device comprises a vehicle body (1) and two groups of curtain rolling mechanisms which are arranged on two sides of the vehicle body (1) in a separated mode, wherein the curtain rolling mechanisms comprise two groups of shells (2) which are arranged in parallel, a reel (3) is transversely arranged at the top of the opposite sides of the two groups of shells (2), a rain curtain (5) is wound on the outer side of the reel (3), a vertical shaft (4) for tensioning the rain curtain (5) downwards is fixed at the bottom of the rain curtain (5), a driving assembly (7) for driving the reel (3) to rotate is arranged at the top of the shell (2), and a control assembly (101) for controlling the driving assembly (7) is arranged at the top of the vehicle body (1);

the control assembly (101) comprises a control module fixed on the top of the vehicle body (1), the control module comprises a raindrop sensor (102) and an ultraviolet sensor (103), the raindrop sensor (102) is obliquely arranged, the driving assembly (7) comprises a motor (701), a driving gear (702) is arranged at the output end of the motor (701), and two ends of the scroll (3) penetrate into the shell (2) and are fixedly meshed with a transmission gear (302) of the driving gear (702).

2. A sightseeing vehicle roller shutter device according to claim 1, wherein: the spool (3) both ends outside all is provided with plane bearing (303), just plane bearing (303) outside is provided with bearing frame (301), spool (3) tip is fixed in through bearing frame (301) inside shell (2).

3. A sightseeing vehicle roller shutter device according to claim 1, wherein: the inside guide rail (6) that is provided with vertical sliding fit of shell (2) vertical axle (4), shell (2) outside transversely runs through has extension groove (203), vertical axle (4) with spool (3) all transversely run through extension groove (203).

4. A sightseeing vehicle roller shutter device according to claim 1, wherein: the top of the shell (2) is fixedly provided with a top plate (201) which is abutted to the inner top of the car body (1), four corners of the top plate (201) are vertically penetrated with bolt holes (201 a), and the bolt holes (201 a) are internally penetrated with mounting bolts for fixing the top plate (201) and the car body (1).

5. A sightseeing vehicle roller shutter device according to claim 4, wherein: the bottom of the shell (2) is fixedly provided with a bottom plate (202) arranged at the inner bottom of the vehicle body (1), and the bottom side of the bottom plate (202) is provided with a magnetic block which is connected with the vehicle body (1) in a magnetic attraction way.

6. A sightseeing vehicle roller shutter device according to claim 1, wherein: and one end, far away from the driving gear (702), of the motor (701) is fixedly provided with a motor base (703), and the motor base (703) is fixed on one side, far away from the scroll (3), of the inner part of the shell (2) through bolts.

7. A sightseeing vehicle roller shutter device according to claim 1, wherein: the rain curtain is characterized in that a rain receiving groove (402) for accommodating penetration of the rain curtain (5) and clamping the edge of the bottom side of the rain curtain (5) is formed in the top side of the hanging shaft (4), the hanging shaft (4) is of a hollow cylinder structure, and a plurality of groups of drain holes (403) which are communicated with the rain receiving groove (402) and used for realizing drainage are uniformly formed in the bottom of the hanging shaft (4) along the length direction of the hanging shaft.

8. A sightseeing vehicle roller shutter device according to claim 7, wherein: the rain curtain (5) is a transparent PVC waterproof coiled material wound on the outer circumference of the scroll (3), ultraviolet-proof paint is coated on the outer side of the rain curtain (5) to form an ultraviolet-proof film layer, and the length of the rain curtain (5) is larger than the heights of openings on two sides of the vehicle body (1).

9. A sightseeing vehicle roller shutter device according to claim 1, wherein: the automobile comprises an automobile body (1), wherein a circuit box (101) with a transparent structure is arranged on one side of an internal driving position of the automobile body (1), an Arduino control board, a control circuit and a control board power supply are arranged in the circuit box (101), the circuit box (101) is electrically connected with a raindrop sensor (102) and an ultraviolet sensor (103), and a buzzer is arranged on the inner wall of the automobile body (1) above the circuit box (101).

10. A control method of a sightseeing vehicle roll-up device according to any one of claims 1 to 9, comprising the steps of:

a. environmental perception phase: the raindrop sensor (102) and the ultraviolet sensor (103) fixed on the top of the vehicle body (1) are used for detecting the rainfall value and the ultraviolet UV grade intensity in the current environment, transmitting the rainfall value and the ultraviolet UV grade intensity to the control panel, and guiding the contacted raindrops to roll down through the raindrop sensor (102) which is obliquely arranged, so that whether the current raining weather is continuous or not can be detected;

c. the execution stage: the motor (701) works to drive the scroll (3) to rotate forwards after receiving the electric signal of the control panel, the rain curtain (5) rotates downwards to be unfolded, the rain curtain (5) is pulled downwards through the vertical shaft (4) connected with the bottom of the rain curtain (5) and used as a counterweight shaft, the rain curtain (5) is ensured to be unfolded flatly, when the vertical shaft (4) of the rain curtain (5) triggers the first travel switch (204) arranged at the bottom of the device, the control panel sends out a command again, the motor (701) stops working, the rain curtain (4) is unfolded, the gap-shaped rain receiving groove (402) arranged at the joint of the vertical shaft (4) and the rain curtain (5) is used as a rain receiving opening, and rainwater entering the vertical shaft (4) through the rain receiving groove (402) falls along the vehicle curtain and is discharged downwards through the water draining hole (403);

d. ending: when the rain curtain (5) is not needed, a driver manually controls the motor (701) to switch so as to control the driving gear (702) to rotate reversely, the driving gear (302) is driven by the driving gear (702) to support the reel (3) to rotate, so that the rain curtain (5) is wound and retracted again, when the vertical shaft (4) of the rain curtain (5) triggers the second travel switch (205) arranged at the top of the device, the control panel sends out an instruction again, the motor (701) stops working, and the rain curtain (5) is recovered.