CN111907309A

CN111907309A - Automobile front windshield sun-shading device and using method thereof

Info

Publication number: CN111907309A
Application number: CN202010836897.7A
Authority: CN
Inventors: 陈亮; 刘维申; 兰茜; 黄永东; 王永昌
Original assignee: Shanxi Tongyun Technology Co ltd
Current assignee: Shanxi Tongyun Technology Co ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2020-11-10

Abstract

The invention discloses a sun-shading device for a front bumper of an automobile and a using method thereof, the sun-shading device is particularly convenient to unfold and fold, sun-shading cloth is integrated in a cylinder body without influencing the beauty of the automobile, a cylindrical cylinder body is arranged close to one side inside the front bumper of the automobile, the upper end of the cylindrical cylinder body is hinged on a mounting plate, the mounting plate can be connected to the top of one side inside the front bumper of the automobile through glue, the lower end of the cylindrical cylinder body can rotate around the hinged position of the upper end of the cylindrical cylinder body along an adjusting device to ensure that the cylindrical cylinder body rotates to the vertical direction of the front bumper of the automobile, the adjusting device is fixedly bonded at the corresponding bottom of the mounting plate inside the front bumper of the automobile, a telescopic extending structure and a cloth rolling shaft are arranged inside the cylindrical cylinder body, the sun-shading cloth is rolled on the cloth rolling shaft, one end of the sun-shading cloth is fixed at the outer end of the, and can be retracted into the cylindrical barrel after the covering is finished.

Description

Automobile front windshield sun-shading device and using method thereof

Technical Field

The invention discloses a sun-shading device for a front shield of an automobile and a using method thereof, and belongs to the technical field of sun shading of the front shield of the automobile.

Background

The existing automobile sunshade is generally hung on the inner side of a front windshield through a magic tape or other connecting pieces, and is troublesome to unfold and fold, so that how to research a convenient and quick sunshade device is always the research focus of technicians in the field.

Disclosure of Invention

The invention overcomes the defects in the prior art, provides the automobile front windshield sunshade device and the use method thereof, the unfolding and the folding are both very convenient, and the sunshade cloth is integrated in the cylinder body, so that the attractiveness of an automobile is not influenced.

In order to solve the technical problems, the invention adopts the technical scheme that: a sun-shading device for a front bumper of an automobile comprises a cylindrical barrel, wherein the cylindrical barrel is tightly attached to one side of the inside of the front bumper of the automobile, the upper end of the cylindrical barrel is hinged to a mounting plate, the mounting plate can be connected to the top of one side of the inside of the front bumper of the automobile through glue, the lower end of the cylindrical barrel is movably arranged on an adjusting device, the lower end of the cylindrical barrel can rotate around the hinged position of the upper end of the cylindrical barrel along the adjusting device to ensure that the cylindrical barrel rotates to the vertical direction of the front bumper of the automobile, the adjusting device is fixedly bonded to the corresponding bottom of the mounting plate of the inside of the front bumper of the automobile, a telescopic extending structure and a cloth rolling shaft are arranged inside the cylindrical barrel, sun-shading cloth is rolled on the cloth rolling shaft, one end of the sun-shading cloth is fixed on the cloth rolling shaft, the other end of the sun-shading cloth is fixed at the outer end of the, and can be retracted into the cylindrical barrel after the covering is finished.

Adjusting device includes gear motor subassembly, fixed slot and arc baffle, be provided with the arc through-hole on the arc baffle, be provided with the arc rack in the arc through-hole along one side of arc trend, arc rack and arc baffle integrated into one piece, just the arc trend in arc rack and the arc through-hole is unanimous, the fixed slot is fixed to be set up on the cylindricality barrel, the fixed slot internal fixation is provided with gear motor subassembly, gear motor subassembly's organism is fixed to be set up in the fixed slot, be provided with the gear on gear motor subassembly's the power take off, the gear can drive the cylindricality barrel and rotate with the arc rack mating toothing, under gear motor subassembly's power drive.

The pushing mechanism is arranged in the cylindrical barrel and used for pushing the extending structure out of the cylindrical barrel and extending the extending structure, the pushing mechanism comprises a sliding block, a first movable rod, a second movable rod, a shifting rod, a winding gear and a sliding rail, the sliding rail is fixedly arranged in the cylindrical barrel along the longitudinal direction of the cylindrical barrel, the sliding block is movably arranged in the sliding rail in a matching manner, the upper end of the first movable rod is hinged to the sliding block, the lower end of the first movable rod is hinged to the lower portion of the extending structure, the lower end of the second movable rod is hinged to the lower portion of the sliding rail, the upper end of the second movable rod is hinged to the upper portion of the extending structure, an arc-shaped through hole guide groove is formed in the sliding block, one end of the shifting rod is movably arranged in the arc-shaped through hole guide groove of the sliding block in a matching manner, the middle, the free end movably abuts against the inner side of the upper portion of the second movable rod, the second movable rod is stirred to stretch outwards around a hinged portion of the second movable rod and the lower portion of the sliding rail through rotation of the shifting rod, the winding gear is fixedly arranged at the upper end of the cylindrical barrel, the winding gear is connected with one end, close to the arc-shaped through hole guide groove, of the shifting rod through a pulley and a traction rope, the shifting rod is pulled through the winding gear through the traction rope to slide along the arc-shaped through hole guide groove firstly, then the shifting rod and the sliding block are pulled to move along the sliding rail, and the second movable rod and the extension structure.

The extension structure is formed by hinging the middle parts and the end parts of a plurality of same connecting rods in a crossed manner, the middle parts and the end parts of the first movable rod and the second movable rod are hinged with the corresponding connecting rods at the inner ends of the extension structure in a matched manner, and the extension structure can extend and open the connecting rods by an initial angle under the jacking pressure of the deflector rod and can be completely unfolded while the sliding block moves along the sliding rail; the puggaree is located extending structure's the outside, the puggaree keeps off when the connecting rod expandes, carries out the sunshade to the car front shield, extending structure's outer end is provided with the strake that has groove type guide rail concurrently, the setting that the sliding block matches is passed through to one end of two connecting rods that extending structure outer end corresponds is in the groove type guide rail of strake, and when the connecting rod extends the shrink, what this sliding block corresponds moves in the groove type guide rail, the tip and the strake of puggaree are fixed to be set up, when the strake is in extending structure shrink to the cylindricality barrel, the knot that can match is on the gap of cylindricality barrel.

The upper end of cylindricality barrel still is provided with the batching gear, batching gear and wire winding gear setting are in same casing, just a driving motor of batching gear and wire winding gear sharing, the gear of driving motor output passes through the corresponding meshing of intermediate tooth and batching gear or wire winding gear, the activity of intermediate tooth sets up in the frame that has the guide way, and the intermediate tooth can roll the one end of guide way according to motor pivoted not equidirectional, with batching gear or wire winding gear meshing.

The upper end of the cloth rolling shaft is arranged on the shell through a bearing, the lower end of the cloth rolling shaft is arranged in the fixing groove through a manual shifting tooth, part of the manual shifting tooth extends out of the fixing groove, and the manual shifting tooth is used for manually rolling up the sun-shading cloth when a fault occurs.

The cylindrical barrel is provided with a reset button, and the reset button pushes or pulls the middle teeth through an ejector rod which is integrally arranged on the inner side of the reset button to be disengaged from the cloth rolling gear or the winding gear.

The cylindrical barrel is internally provided with a controller which is electrically connected with the driving motor and the gear motor assembly, the driving motor and the gear motor assembly are controlled to act in sequence by the controller, and the cylindrical barrel is provided with a circuit main switch which is electrically connected with the controller.

The controller is provided with an acceleration sensor, a temperature sensor and a camera, the acceleration sensor is used for detecting whether the automobile is in a running state, and the temperature sensor is used for detecting whether the ambient temperature is in winter; the camera is used for collecting images of a driver seat and detecting whether a person exists in the automobile driver seat through an image algorithm; if the detection result is a parking state, not in winter and the driver seat is empty, the controller controls the driving structure and the gear motor assembly to act in sequence to unfold the sun-shading cloth under the condition of sufficient electric quantity.

The surface of the cylinder body is provided with a strip-shaped solar cell panel which is electrically connected with a super capacitor arranged in the controller; the super capacitor is used for storing electric energy collected by the solar cell panel, and compared with a battery, the super capacitor can ensure the safety of the interior of the vehicle under high-temperature exposure; when the controller detects that the electric quantity of the super capacitor is insufficient, the sunlight is weak, and the sun shade does not need to be extended out; when the controller detects that the super capacitor has enough electric quantity, the sunlight is strong, and the sun shading can be achieved when the other conditions are met. A flexible supporting strip is vertically arranged on the upper side of the edge strip, and the upper end of the sun-shading cloth is flush with the top end of the flexible supporting strip; the flexible supporting strips can help to enlarge the width of the sun-shading cloth, and meanwhile, in the extending and retracting processes, the movement of the edge strips is not hindered by the rearview mirror.

The invention relates to a using method of a front windshield sunshade device of an automobile, which is implemented according to the following steps:

the first step is as follows: when the sunshade cloth is unfolded, under the auxiliary action of a timer connected with a controller, the gear motor assembly works in different time periods, firstly, the gear motor assembly is controlled to drive the cylindrical barrel to rotate for an angle (5-15 degrees), at the moment, the cylindrical barrel is continuously kept in an inclined state, then, the driving motor is controlled to drive the winding gear to pull the push-out mechanism to push out the extending structure, and after the flexible supporting bar smoothly passes through the position of the rearview mirror, the gear motor assembly is controlled to drive the cylindrical barrel to rotate to the vertical position;

secondly, the flexible supporting bar and the extending structure at the position of the rearview mirror rotate to the horizontal position along with the cylindrical barrel and then continue to extend until the sliding block reaches the position of the limiting block in the sliding rail, the controller controls the driving motor to stop rotating, and at the moment, the sunshade cloth is completely opened;

and thirdly, when the sun-shading cloth needs to be retracted, the driving motor rotates reversely to drive the cloth rolling gear to roll up and retract the sun-shading cloth, the sun-shading cloth drives the extending structure to retract, before the sun-shading cloth reaches the position of the rearview mirror, the gear motor assembly is controlled to drive the cylindrical barrel to rotate by an angle (5-15 degrees), the cylindrical barrel is kept in an inclined state, the flexible supporting bar smoothly passes through the position of the rearview mirror, the driving motor continues to work to recover the extending structure, and then the gear motor assembly is controlled to drive the cylindrical barrel to rotate again to reset the cylindrical barrel.

Compared with the prior art, the invention has the beneficial effects that: when the sun-shading cloth is not needed, the cloth rolling gear is controlled to retract the pushing mechanism into the cylindrical barrel, then the gear motor assembly is driven to drive the cylindrical barrel to reset, the sun-shading cloth is particularly convenient to unfold and fold, and the sun-shading cloth is integrated in the barrel, so that the attractiveness of an automobile is not affected.

Drawings

The invention is further described below with reference to the accompanying drawings.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of the upper portion of the cylindrical barrel of the present invention.

Fig. 3 is a schematic structural view of the protruding structure of the present invention.

Fig. 4 is an exploded view of the protruding structure of the present invention.

Fig. 5 is an exploded view of the regulating device according to the invention.

Fig. 6 is a schematic structural diagram of the adjusting device of the present invention.

Fig. 7 is a diagram showing the operation of the pushing mechanism of the present invention.

Fig. 8 is a partial schematic view of the ejector mechanism of the present invention.

Fig. 9 is a schematic view showing the connection of the ejector mechanism and the projecting structure in the present invention.

Fig. 10 is a view showing the operation state of the winding gear meshing with the intermediate gear in the present invention.

Fig. 11 is a working state diagram of the cloth winding gear engaged with the intermediate gear in the invention.

In the figure: 1 is a cylindrical barrel, 2 is the mounting panel, 3 is the extending structure, 31 is the connecting rod, 32 is the strake, 4 is adjusting device, 41 is gear motor subassembly, 42 is the fixed slot, 43 is the arc baffle, 44 is the arc through-hole, 5 is ejecting mechanism, 51 is the slider, 52 is first movable rod, 53 is the second movable rod, 54 is the driving lever, 55 is wire winding gear, 56 is the slide rail, 57 is batching gear, 58 is the casing, 59 is middle tooth, 6 is the batching axle, 7 is manual group tooth, 8 is the reset button, 9 is flexible support bar.

Detailed Description

As shown in fig. 1 to 11, the invention relates to an automobile front windshield sunshade device, which comprises a cylindrical barrel 1, wherein the cylindrical barrel 1 is tightly attached to one side inside an automobile front windshield, the upper end of the cylindrical barrel 1 is hinged to a mounting plate 2, the mounting plate 2 can be connected to the top of one side inside the automobile front windshield through glue, the lower end of the cylindrical barrel 1 is movably arranged on an adjusting device 4, the lower end of the cylindrical barrel 1 can rotate around the hinged position of the upper end of the cylindrical barrel 1 along the adjusting device 4 to ensure that the cylindrical barrel 1 rotates to the vertical direction of the automobile front windshield, the adjusting device 4 is fixedly bonded to the corresponding bottom of the mounting plate 2 inside the automobile front windshield, a telescopic extending structure 3 and a cloth rolling shaft 6 are arranged inside the cylindrical barrel 1, a sunshade cloth is rolled on the cloth rolling shaft 6, one end of the sunshade cloth is fixed on the cloth rolling shaft 6, the other end of the sunshade cloth is fixed at the outer end of the extension structure 3, the extension structure 3 can drive the sunshade cloth to extend out of a gap on one side of the cylindrical barrel body 1 to shade the front bumper of the automobile, and the sunshade cloth can retract into the cylindrical barrel body 1 after the shading is finished.

Adjusting device 4 includes gear motor subassembly 41, fixed slot 42 and arc baffle 43, be provided with arc through-hole 44 on the arc baffle 43, be provided with the arc rack in the arc through-hole 44 along one side of arc trend, arc rack and arc baffle 43 integrated into one piece, just the arc trend in arc rack and the arc through-hole 44 is unanimous, fixed slot 42 is fixed to be set up on cylindricality barrel 1, the fixed slot 42 internal fixation is provided with gear motor subassembly 41, gear motor subassembly 41's organism is fixed to be set up in fixed slot 42, be provided with the gear on gear motor subassembly 41's the power take off, the gear can match the meshing with the arc rack, under gear motor subassembly 41's power drive, drives cylindricality barrel 1 and rotates.

The device comprises a cylindrical barrel 1, a push-out mechanism 5 is arranged in the cylindrical barrel 1, the push-out mechanism 5 is used for pushing an extending structure 3 out of the cylindrical barrel 1 and extending the extending structure, the push-out mechanism 5 comprises a sliding block 51, a first movable rod 52, a second movable rod 53, a shift lever 54, a winding gear 55 and a sliding rail 56, the sliding rail 56 is fixedly arranged in the cylindrical barrel 1 along the longitudinal direction of the cylindrical barrel 1, the sliding block 51 is movably arranged in the sliding rail 56 in a matching manner, the upper end of the first movable rod 52 is hinged on the sliding block 51, the lower end of the first movable rod 52 is hinged on the lower part of the extending structure 3, the lower end of the second movable rod 53 is hinged on the lower part of the sliding rail 56, the upper end of the second movable rod 53 is hinged on the upper part of the extending structure 3, a circular arc-shaped through hole guide groove is arranged on the sliding, the middle part of the shift lever 54 is hinged to the slider 51, the other end of the shift lever 54 is a free end, the free end movably abuts against the inner side of the upper part of the second movable rod 53, the second movable rod 53 is shifted to be outwards opened around a hinged part of the second movable rod and the lower part of the slide rail 56 through the rotation of the shift lever 54, the winding gear 55 is fixedly arranged at the upper end of the cylindrical barrel 1, the winding gear 55 is connected with one end, close to the guide groove of the circular arc-shaped through hole, of the shift lever 54 through a pulley and a traction rope, the shift lever 54 is pulled to firstly slide along the guide groove of the circular arc-shaped through hole through the winding gear 55 through the traction rope, then the shift lever 54 and the slider 51 are pulled to move along.

The extension structure 3 is formed by hinging the middle parts and the end parts of a plurality of same connecting rods 31 in a crossed manner, the middle parts and the end parts of the first movable rod 52 and the second movable rod 53 can be hinged with the inner end of the extension structure 3 corresponding to the connecting rods 31 in a matched manner, the extension structure 3 can extend and open the connecting rods 31 by an initial angle under the jacking pressure of a deflector rod 54, and the sliding block 51 can be completely unfolded while moving along a sliding rail 56; the puggaree is located extending structure 3's the outside, the puggaree keeps off before the car and carries out the sunshade when connecting rod 31 expandes, extending structure 3's outer end is provided with has groove type guide rail's strake 32 concurrently, the setting that the sliding block matches is passed through to one end of two connecting rods 31 that extending structure 3 outer end corresponds in groove type guide rail of strake 32, when connecting rod 31 extends the shrink, and what this sliding block corresponds moves in groove type guide rail, the tip and the strake 32 of puggaree are fixed to be set up, when extending structure 3 contracts to cylindricality barrel 1, the knot that can match is on the gap of cylindricality barrel 1.

The upper end of the cylindrical barrel 1 is further provided with a cloth rolling gear 57, the cloth rolling gear 57 and the winding gear 55 are arranged in the same shell 58, the cloth rolling gear 57 and the winding gear 55 share one driving motor, a gear at the output end of the driving motor is correspondingly meshed with the cloth rolling gear 57 or the winding gear 55 through an intermediate tooth 59, the intermediate tooth 59 is movably arranged on a rack with a guide groove, and the intermediate tooth 59 can roll to one end of the guide groove according to different rotating directions of the motor and is meshed with the cloth rolling gear 57 or the winding gear 55.

The upper end of the cloth rolling shaft 6 is arranged on the machine shell 58 through a bearing, the lower end of the cloth rolling shaft 6 is arranged in the fixing groove 42 through the manual shifting tooth 7, a part of the manual shifting tooth 7 extends out of the fixing groove 42, and the manual shifting tooth 7 is used for manually rolling up the sun-shading cloth when a fault occurs.

The cylindrical barrel 1 is provided with a reset button 8, and the reset button 8 pushes or pulls the middle tooth 59 through a mandril integrally arranged at the inner side of the reset button 8 to be disengaged from the cloth rolling gear 57 or the winding gear 55.

The cylindrical barrel 1 is internally provided with a controller, the controller is electrically connected with the driving motor and the gear motor assembly 41, the driving motor and the gear motor assembly 41 are controlled to act sequentially through the controller, and the cylindrical barrel 1 is provided with a circuit main switch which is electrically connected with the controller.

The controller is provided with an acceleration sensor, a temperature sensor and a camera, the acceleration sensor is used for detecting whether the automobile is in a running state, and the temperature sensor is used for detecting whether the ambient temperature is in winter; the camera is used for collecting images of a driver seat and detecting whether a person exists in the automobile driver seat through an image algorithm; if the detected result is a parking state, not in winter and the driver seat is empty, the controller controls the driving structure 55 and the gear motor assembly 41 to act in sequence to unfold the sunshade cloth under the condition of sufficient electric quantity.

The surface of the barrel body 1 is provided with a strip-shaped solar cell panel which is electrically connected with a super capacitor arranged in the controller; the super capacitor is used for storing electric energy collected by the solar cell panel, and compared with a battery, the super capacitor can ensure the safety of the interior of the vehicle under high-temperature exposure; when the controller detects that the electric quantity of the super capacitor is insufficient, the sunlight is weak, and the sun shade does not need to be extended out; when the controller detects that the super capacitor has enough electric quantity, the sunlight is strong, and the sun shading can be achieved when the other conditions are met.

A flexible supporting strip 9 is vertically arranged on the upper side of the edge strip 4, and the upper end of the sun-shading cloth is flush with the top end of the flexible supporting strip 9; the flexible supporting strips 9 can help to enlarge the width of the sun-shading cloth, and meanwhile, in the extending and retracting processes, the movement of the edge strips 4 is not hindered by the rearview mirrors.

In the invention, because the front stops of different vehicle types are different in shape, the cylindrical barrel 1 needs to be rotated to the vertical direction of the front stop of the vehicle to ensure that the extending structure 3 can horizontally extend, when the sun is required to be shaded, the gear motor assembly 41 is started to drive the cylindrical barrel 1 to rotate to the vertical direction of the front stop of the vehicle, then the driving motor is controlled to rotate, the driving gear at the end part of the driving motor drives the middle gear 59 to be meshed with the winding gear 55 to drive the winding reel to wind the traction rope to pull the pushing mechanism 5 to push out the extending structure 3, and the sun shading cloth is unfolded; when the sun-shading is not needed, the driving motor is controlled to rotate reversely, the driving gear at the end part of the driving motor drives the middle gear 59 to be meshed with the cloth rolling gear 57 to drive the cloth rolling shaft 6 to rotate to roll up and recover the sun-shading cloth, the sun-shading cloth drives the extending structure 3 and the pushing mechanism 5 to be retracted, at the moment, the traction rope is in a loosening state, when the sun-shading cloth is unfolded next time, the traction rope is tensioned by using the winding gear 55, and then the reverse control gear motor assembly 41 drives the cylindrical barrel body 1 to reset.

The invention can realize automatic control, when the camera monitors that no person is in the automobile, the temperature sensor and the acceleration sensor which are arranged on the cylindrical barrel 1 detect that the automobile is in a static state, the driver seat is not occupied, and when the temperature also reaches a state which needs shading, the controller can control the gear motor component 41 and the driving motor to be started in sequence to push out the extending structure 3 and unfold the shading cloth, if the acceleration sensor or the camera monitors that a person enters the automobile or detects that the automobile is started, the driving motor is controlled to rotate reversely, the pushing mechanism 5 and the extending structure 3 are retracted to the cylindrical barrel 1, and then the gear motor component 41 drives the cylindrical barrel 1 to reset.

According to the invention, the gear motor assembly 41, the driving motor and electric equipment of various sensors all adopt a super capacitor arranged in the cylindrical barrel 1 as a power supply, a solar battery is arranged on one side of the cylindrical barrel 1 facing to the front windshield, and electric energy collected by the solar battery is stored in the super capacitor by utilizing the existing charging conversion module.

In the invention, the arc-shaped guide plate 43 and the slide rail 56 are respectively provided with a limiting block for limiting the rotation limit position of the cylindrical barrel 1 and the movement limit position of the slide block 51, and the positions of the slide blocks in different vehicle types are slightly different.

The driving end of the driving motor is connected with a winding wheel, one end of a traction rope is fixed on the winding wheel, and the other end of the traction rope is wound on the winding wheel, is adjusted in direction through one or more fixed pulleys arranged on a sliding rail 56 and is connected to a shifting rod 54.

The invention is further elucidated below in connection with the working process.

firstly, a controller is connected with a timer, under the auxiliary action of the timer, a gear motor assembly 41 works in a time-sharing mode, when the sun-shading is required to be unfolded, the gear motor assembly 41 is controlled to drive a cylindrical barrel 1 to rotate for an angle, at the moment, the cylindrical barrel 1 continues to keep an inclined state, then a driving motor is controlled to drive a winding gear 55 to pull a pushing mechanism 5 to push out an extending structure 3, and after a flexible supporting strip 9 smoothly passes through the position of a rearview mirror, the gear motor assembly 41 is controlled to drive the cylindrical barrel 1 to rotate to a vertical position;

secondly, the flexible supporting bar 9 and the extending structure 3 at the position of the rearview mirror rotate to the horizontal position along with the cylindrical barrel 1 and then continue to extend until the sliding block 51 reaches the position of the limiting block in the sliding rail 56, the controller controls the driving motor to stop rotating, and at the moment, the sunshade cloth is completely opened;

and thirdly, when the sun-shading cloth needs to be retracted, the driving motor rotates reversely to drive the cloth rolling gear 57 to roll up and recover the sun-shading cloth, the sun-shading cloth drives the extending structure 3 to retract, before reaching the position of the rearview mirror, the gear motor assembly 41 is controlled to drive the cylindrical barrel 1 to rotate for an angle, the cylindrical barrel 1 is kept in an inclined state, the flexible supporting strips 9 smoothly pass through the position of the rearview mirror, the driving motor continues to work to recover the extending structure 3, and then the gear motor assembly 41 is controlled to drive the cylindrical barrel 1 to rotate again to reset the cylindrical barrel 1.

According to the invention, the extending structure 3 extends out under the driving action of a motor, and the cylindrical barrel 1 rotates to the vertical direction of the front gear of the automobile in the extending process of the extending structure 3; the pulling rope pulls the shifting lever 54 to move in the circular arc through hole guide slot, the shifting lever 54 pushes the second movable rod 53 to rotate by an initial angle, that is, the second movable rod 53 rotates by an initial angle by virtue of the lever action of the shifting lever 54, and then the pulling rope continues to pull the shifting lever 54 and the sliding block 51 to move downwards along the sliding rail 56 until the extending structure 3 is completely pushed out.

The middle teeth 59 are also called as swing gears, the middle teeth 59 are driven to slide in the guide grooves and are correspondingly meshed with the cloth rolling gear 57 or the winding gear 55 by utilizing the rotation direction of a driving gear at the driving end of the driving motor, when the sun-shading cloth is unfolded, the cloth is rolled by pulling a traction rope, and when the sun-shading cloth returns.

According to the invention, the gear motor assembly 41 drives the cylindrical barrel 1 to be aligned in sections, timing is carried out, the cylindrical barrel 1 is aligned first and is completely aligned after passing through the rearview mirror, solar energy can supply power to the super capacitor, limiting positions are arranged in the arc-shaped guide groove and the slide rail 56, the upper part of the edge strip 32 is provided with the flexible supporting strip, and the sun-shading cloth is higher than the edge strip and can smoothly pass through the rearview mirror and the two motors to be recovered in sections.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The automobile front windshield sunshade device is characterized by comprising a cylindrical barrel body (1), wherein the cylindrical barrel body (1) is tightly attached to one side of the inside of an automobile front windshield, the upper end of the cylindrical barrel body (1) is hinged to a mounting plate (2), the mounting plate (2) can be connected to the top of one side of the inside of the automobile front windshield through glue, the lower end of the cylindrical barrel body (1) is movably arranged on an adjusting device (4), the lower end of the cylindrical barrel body (1) can rotate around the hinged position of the upper end of the cylindrical barrel body (1) along the adjusting device (4), the cylindrical barrel body (1) is ensured to rotate to the vertical direction of the automobile front windshield, the adjusting device (4) is fixedly bonded to the bottom corresponding to the mounting plate (2) of the inside of the automobile front windshield, a telescopic extending structure (3) and a cloth rolling shaft (6) are arranged inside the cylindrical barrel body (1), and a sunshade cloth is rolled on the cloth rolling shaft (6, one end of the sunshade cloth is fixed on the cloth rolling shaft (6), the other end of the sunshade cloth is fixed at the outer end of the extension structure (3), the extension structure (3) can drive the sunshade cloth to extend out of a gap at one side of the cylindrical barrel body (1) to shade the front bumper of the automobile, and the sunshade cloth can retract into the cylindrical barrel body (1) after the shading is finished.

2. The automobile front windshield sunshade device according to claim 1, characterized in that the adjusting device (4) comprises a gear motor component (41), a fixing groove (42) and an arc-shaped guide plate (43), the arc-shaped guide plate (43) is provided with an arc-shaped through hole (44), an arc-shaped rack is arranged in the arc-shaped through hole (44) along one side of the arc-shaped trend, the arc-shaped rack is integrally formed with the arc-shaped guide plate (43), the arc-shaped rack is consistent with the arc-shaped trend in the arc-shaped through hole (44), the fixing groove (42) is fixedly arranged on the cylindrical barrel body (1), the gear motor component (41) is fixedly arranged in the fixing groove (42), the body of the gear motor component (41) is fixedly arranged in the fixing groove (42), the power output end of the gear motor component (41) is provided with a gear, and the gear can be matched and meshed with the arc-shaped rack, the cylindrical barrel (1) is driven to rotate under the power drive of the gear motor component (41).

3. The automobile front windshield sunshade device according to claim 2, characterized in that a push-out mechanism (5) is arranged in the cylindrical barrel (1), the push-out mechanism (5) is used for pushing the extension structure (3) out of the cylindrical barrel (1) and extending, the push-out mechanism (5) comprises a slide block (51), a first movable rod (52), a second movable rod (53), a shift lever (54), a winding gear (55) and a slide rail (56), the slide rail (56) is fixedly arranged in the cylindrical barrel (1) along the longitudinal direction of the cylindrical barrel (1), the slide block (51) is movably arranged in the slide rail (56) in a matching manner, the upper end of the first movable rod (52) is hinged on the slide block (51), the lower end of the first movable rod (52) is hinged on the lower part of the extension structure (3), the lower end of the second movable rod (53) is hinged on the lower part of the slide rail (56), the upper end of the second movable rod (53) is hinged to the upper portion of the extending structure (3), a circular arc through hole guide groove is formed in the sliding block (51), one end of the shifting rod (54) is movably matched with the circular arc through hole guide groove of the sliding block (51), the middle portion of the shifting rod (54) is hinged to the sliding block (51), the other end of the shifting rod (54) is a free end, the free end is movably abutted to the inner side of the upper portion of the second movable rod (53), the second movable rod (53) is shifted to stretch outwards around a hinged portion of the second movable rod and the lower portion of the sliding rail (56) through rotation of the shifting rod (54), the winding gear (55) is fixedly arranged at the upper end of the cylindrical barrel (1), the winding gear (55) is connected with one end, close to the circular arc through hole guide groove, of the shifting rod (54) is pulled through the winding gear (55) through the pulling rope to slide along the circular arc through hole, then the shifting lever (54) and the sliding block (51) are pulled to move along the sliding rail (56), and the second movable rod (53) and the extension structure (3) are ejected out by the shifting lever (54).

4. The automobile front windshield sunshade device according to claim 3, wherein the extension structure (3) is formed by hinging a plurality of same connecting rods (31) in a crossed manner, the middle parts and the end parts of the same connecting rods are sequentially hinged, the middle parts and the end parts of the first movable rod (52) and the second movable rod (53) are hinged with the inner end of the extension structure (3) corresponding to the connecting rods (31) in a matching manner, the extension structure (3) can extend and open the connecting rods (31) by an initial angle under the jacking pressure of a deflector rod (54), and can be completely unfolded while the sliding block (51) moves along the sliding rail (56); the puggaree is located the outside of extending structure (3), the puggaree keeps off before the car when connecting rod (31) expand and carries out the sunshade, the outer end of extending structure (3) is provided with strake (32) that have the flute profile guide rail concurrently, the setting that the sliding block matches is passed through to one end of two connecting rods (31) that extending structure (3) outer end corresponds in the flute profile guide rail of strake (32), when connecting rod (31) extend the shrink, the removal in the flute profile guide rail that this sliding block corresponds, the tip and the fixed setting of strake (32) of puggaree, strake (32) are when extending structure (3) shrink to cylindricality barrel (1), the knot that can match is on the gap of cylindricality barrel (1).

5. The automobile front windshield sunshade device according to claim 4, characterized in that the upper end of the cylindrical barrel (1) is further provided with a cloth winding gear (57), the cloth winding gear (57) and a winding gear (55) are arranged in the same shell (58), the cloth winding gear (57) and the winding gear (55) share one driving motor, a gear at the output end of the driving motor is correspondingly meshed with the cloth winding gear (57) or the winding gear (55) through an intermediate tooth (59), the intermediate tooth (59) is movably arranged on a rack with a guide groove, and the intermediate tooth (59) can roll to one end of the guide groove according to different directions of rotation of the motor and is meshed with the cloth winding gear (57) or the winding gear (55).

6. The automobile front windshield sunshade device according to claim 5, characterized in that the upper end of the cloth winding shaft (6) is arranged on the shell (58) through a bearing, the lower end of the cloth winding shaft (6) is arranged in the fixing groove (42) through a manual shifting tooth (7), a part of the manual shifting tooth (7) extends out of the fixing groove (42), and the manual shifting tooth (7) is used for manually rolling up the sunshade cloth in case of failure.

7. The sunshade device for the front windshield of a motor vehicle as claimed in claim 6, wherein a reset button (8) is arranged on the cylindrical barrel (1), and the reset button (8) is disengaged from the cloth winding gear (57) or the winding gear (55) by pushing or pulling the intermediate tooth (59) through a push rod integrally arranged on the inner side of the reset button (8).

8. The automobile front windshield sunshade device according to claim 7, characterized in that a controller is arranged in the cylindrical barrel (1), the controller is electrically connected with the driving motor and the gear motor assembly (41), the driving motor and the gear motor assembly (41) are controlled to act sequentially through the controller, and a circuit main switch is arranged on the cylindrical barrel (1) and is electrically connected with the controller.

9. The sunshade device for the front windshield of a motor vehicle as claimed in claim 4, wherein a flexible supporting strip (9) is vertically arranged on the upper side of the edge strip (4), and the upper end of the sunshade cloth is flush with the top end of the flexible supporting strip (9); the flexible supporting strips (9) can help to enlarge the width of the sun-shading cloth, and meanwhile, in the extending and retracting process, the movement of the edge strips (4) is guaranteed not to be blocked by the rearview mirror.

10. The method for using the sunshade device for the front windshield of the automobile according to claim 1, comprising the following steps:

the first step is as follows: when the sunshade cloth is unfolded, under the auxiliary action of a timer connected with a controller, the gear motor assembly (41) works in a time-sharing mode, firstly, the gear motor assembly (41) is controlled to drive the cylindrical barrel body (1) to rotate for an angle, at the moment, the cylindrical barrel body (1) continues to keep an inclined state, then, the driving motor is controlled to drive the winding gear (55) to pull the push-out mechanism (5) to push out the extending structure (3), and after the flexible supporting bar (9) smoothly passes through the position of the rearview mirror, the gear motor assembly (41) is controlled to drive the cylindrical barrel body (1) to rotate to the vertical position;

secondly, the flexible supporting bar (9) and the extending structure (3) at the position of the rearview mirror rotate to the horizontal position along with the cylindrical barrel body (1) and then continue to extend until the sliding block (51) reaches the position of a limiting block in the sliding rail (56), the controller controls the driving motor to stop rotating, and at the moment, the sun-shading cloth is completely opened;

and thirdly, when the sun-shading cloth needs to be retracted, the driving motor rotates reversely to drive the cloth rolling gear (57) to roll up and recover the sun-shading cloth, the sun-shading cloth drives the extension structure (3) to retract, before reaching the position of the rearview mirror, the gear motor assembly (41) is controlled to drive the cylindrical barrel body (1) to rotate for an angle, the cylindrical barrel body (1) is kept in an inclined state, the flexible supporting bar (9) smoothly passes through the position of the rearview mirror, the driving motor continues to work to recover the extension structure (3), and then the gear motor assembly (41) is controlled to drive the cylindrical barrel body (1) to rotate again, so that the cylindrical barrel body (1) is reset.