CN117048350A

CN117048350A - Photovoltaic charging device for new energy automobile and charging method thereof

Info

Publication number: CN117048350A
Application number: CN202311192482.0A
Authority: CN
Inventors: 晋龙
Original assignee: Langfang Xitai Technology Co ltd
Current assignee: Langfang Xitai Technology Co ltd
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2023-11-14

Abstract

The application discloses a photovoltaic charging device for a new energy automobile and a charging method thereof, and belongs to the technical field of photovoltaic charging for automobiles. According to the photovoltaic charging device for the new energy automobile and the charging method thereof, the problem of limited charging caused by fixed charging positions is avoided by arranging the vehicle-mounted photovoltaic charging mechanism, and meanwhile, the folding photovoltaic assembly is arranged, so that the photovoltaic charging device can be unfolded after flameout, the photovoltaic utilization rate is increased, and the vehicle-mounted photovoltaic charging device is folded after ignition, so that the influence on the driving process is reduced.

Description

Photovoltaic charging device for new energy automobile and charging method thereof

Technical Field

The application relates to the technical field of photovoltaic charging for automobiles, in particular to a photovoltaic charging device for a new energy automobile and a charging method thereof.

Background

The new energy automobile is an advanced technology for integrating power control and driving aspects of the automobile by adopting unconventional automobile fuel as a power source (or adopting conventional automobile fuel and a novel vehicle-mounted power device). The existing new energy automobiles comprise pure electric automobiles, extended range electric automobiles, hybrid electric automobiles, fuel cell electric automobiles, hydrogen engine automobiles and the like. The new energy automobile has the advantages of environmental protection, low cost and the like, and the wide application of the new energy automobile is promoted. But simultaneously, the new energy automobile, especially the electric automobile has the difficult problem of charging that leads to because of the few, the fixed etc. of electric pile position that charges, has restricted the further development of new energy automobile.

To solve the above problems, photovoltaic charging devices have been further studied on the market, for example:

CN202122649863.X discloses a charging station of a new energy automobile, which comprises a photovoltaic power generation device and a control cabinet, wherein the control cabinet comprises an energy storage bin, a control bin and a charging gun which are sequentially connected; the photovoltaic power generation device is electrically connected with the control bin, and the control bin is used for converting electric energy generated by the photovoltaic power generation device into electric energy meeting the requirements; the control bin is used for storing the electric energy meeting the requirements to the energy storage bin or providing the electric energy meeting the requirements to a new energy automobile through the charging gun; the control bin is used for providing the electric energy which meets the requirements and is stored in the energy storage bin for the new energy automobile through the charging gun. By adopting the charging station provided by the application, the energy storage device can be used for charging the automobile under the condition that the photovoltaic power generation is unavailable, so that the electric energy generated by the photovoltaic equipment is more effectively utilized, the electricity cost is reduced, and the influence on the power grid caused by the simultaneous access of a large number of automobiles to the power grid is avoided.

CN201911128255.5 discloses a photovoltaic charging device for a new energy automobile and a charging method thereof, wherein a solar charging unit is arranged on a photovoltaic shed, solar energy is converted into electric energy to charge an electric automobile, the solar energy does not pollute the environment, environmental pollution is reduced, a photovoltaic energy storage unit is arranged as standby electric energy, the standby electric energy is improved under the condition that the electric automobile does not have sun in overcast, rainy days and the like, normal charging work can be achieved, and the electric automobile is automatically transported to the inside of the photovoltaic shed through a vehicle moving device.

It is known that in the prior art, the vehicle parked below the ceiling is charged by building the photovoltaic panel into the ceiling, and the charging mode is inconvenient to use because the charging position is fixed, so that the vehicle can be charged only by parking at the corresponding position.

While part of the vehicle-mounted photovoltaic charging devices, for example: CN202010706169.4 discloses a vehicle-mounted photovoltaic auxiliary power supply method, a photovoltaic controller and power supply equipment of an electric vehicle; CN201910229360.1 discloses a hybrid intelligent charging system for electric vehicles, etc., and the multiple control modes are started, and no report is made on a photovoltaic charging device starting from a mechanical structure at present.

Disclosure of Invention

In order to solve the problems, the application provides the photovoltaic charging device for the new energy automobile and the charging method thereof, and the problem of limited charging caused by fixed charging positions is avoided by arranging the vehicle-mounted photovoltaic charging mechanism, and meanwhile, the folding photovoltaic assembly is arranged, so that the photovoltaic charging device can be unfolded after flameout, the photovoltaic utilization rate is increased, and the photovoltaic charging device is folded after ignition, so that the influence on the driving process is reduced.

In order to achieve the above purpose, the application provides a photovoltaic charging device for a new energy automobile, which comprises a vehicle body and a photovoltaic charging mechanism fixed at the top end of the vehicle body and electrically connected with the vehicle body, wherein the photovoltaic charging mechanism comprises a folding photovoltaic module, a flattening unit for driving the folding photovoltaic module to fold into a wave shape when the vehicle is ignited and to generate a flat shape after the vehicle is flamed out, and a lifting unit for enabling the folding photovoltaic module to fall when the vehicle is ignited and to rise after the vehicle is flamed out.

Preferably, the foldable photovoltaic module comprises a plurality of mounting plates which are arranged in parallel, and two adjacent mounting plates are vertically and rotatably connected;

the top side of the mounting plate is fixed with a plurality of photovoltaic panels which are arranged in a matrix.

Preferably, the flattening unit comprises a left adjusting component, a right adjusting component and a synchronous driving component, wherein the left adjusting component and the right adjusting component are arranged at two ends of the mounting plate, and the synchronous driving component is used for driving the left adjusting component and the right adjusting component to synchronously operate;

the left side adjusting component and the right side adjusting component are sequentially connected with a plurality of mounting plates.

Preferably, the left side adjusting assembly and the right side adjusting assembly comprise threaded sleeves and first horizontal adjusting screws, wherein the threaded sleeves are rotatably connected between two adjacent mounting plates, the first horizontal adjusting screws are in threaded connection with the threaded sleeves, the threaded directions of the two adjacent threaded sleeves are opposite, and the threaded directions of the first horizontal adjusting screws corresponding to the two adjacent threaded sleeves are opposite;

the synchronous driving assembly comprises a double-headed motor, two first bevel gears respectively connected with two output ends of the double-headed motor, and two second bevel gears respectively meshed with the two first bevel gears;

the two second bevel gears are respectively connected with the end parts of the first horizontal adjusting screw rods of the left adjusting assembly and the end parts of the first horizontal adjusting screw rods of the right adjusting assembly;

the structures of the two first bevel gears and the structures of the two second bevel gears are respectively identical.

Preferably, a direction adjusting unit for adjusting the direction of the folding photovoltaic module according to the sun azimuth is further arranged between the flattening unit and the lifting unit, and the top end of the direction adjusting unit is vertically and rotatably connected with the first horizontal screw.

Preferably, the direction-regulating unit comprises a solar tracking sensor and a driving hydraulic cylinder vertically arranged at two ends of the first horizontal regulating screw, the solar tracking sensor is connected with the controller, the controller is electrically connected with the regulating valve through the first delay relay, and the regulating valve is arranged on a pipeline between the driving hydraulic cylinder and the oil tank;

the driving hydraulic cylinder is provided with an outer end limit switch with the rotating connection part of the first horizontal adjusting screw rod and the position corresponding to the thread bush at the outermost side, an inner end limit switch is arranged on the first horizontal adjusting screw rod between the thread bush at the outermost side and the thread bush adjacent to the thread bush, the outer end limit switch and the inner end limit switch are connected with a controller, and the controller is connected with the double-headed motor through a second delay relay.

Preferably, the lifting assembly comprises a bottom layer fixing plate, a top layer lifting plate and a connecting rod part, wherein the bottom layer fixing plate and the top layer lifting plate are arranged up and down;

the connecting rod part comprises a left connecting rod group and a right connecting rod group which are symmetrically arranged between the bottom layer fixing plate and the top layer lifting plate, and a telescopic group which is arranged between the left connecting rod group and the right connecting rod group, wherein the left connecting rod group and the right connecting rod group respectively comprise a first connecting rod and a second connecting rod which are arranged in a crossing way and are mutually perpendicular in the middle and are in rotary connection;

the top end of the first connecting rod and the bottom end of the second connecting rod are respectively and vertically connected with a top end horizontal sliding block and a bottom end horizontal sliding block in a rotating mode, the top end horizontal sliding block and the bottom end horizontal sliding block are respectively and horizontally connected with one side of the bottom end of the top end lifting plate and one side of the top end of the bottom end lifting plate in a sliding mode, the top end of the first connecting rod and the top end of the second connecting rod are respectively and vertically connected with a bottom end fixing block and a top end fixing block in a rotating mode, and the bottom end fixing block and the top end fixing block are respectively and fixedly connected with the other side of the bottom end of the top end lifting plate and the other side of the top end of the bottom end lifting plate;

the telescopic group comprises a second horizontal adjusting screw, a lifting driving motor for driving the second horizontal adjusting screw to rotate, a first longitudinal connecting rod connected between a top horizontal sliding block of the left connecting rod group and a top horizontal sliding block of the right connecting rod group, and a second longitudinal connecting rod connected between a top fixing block of the left connecting rod group and a top fixing block of the right connecting rod group, wherein one end of the second horizontal adjusting screw is in threaded connection with the first longitudinal connecting rod, and the other end of the second horizontal adjusting screw is in threaded connection with the second longitudinal connecting rod.

Preferably, the top end of the bottom end fixing plate and the bottom end of the top end lifting plate are provided with storage grooves for storing the connecting rod part after falling;

the bottom end of the bottom end fixing plate is fixed at the top end of the vehicle body;

the side part of the top lifting plate is fixed with a lifting driving motor.

Preferably, the bottom ends of the two adjacent mounting plates are vertically and rotatably connected with the threaded sleeve through a rotating shaft, and the top ends of the two adjacent mounting plates are mutually vertically and rotatably connected through the rotating shaft;

the opposite sides of two adjacent mounting plates are provided with rotary drums which are arranged in a staggered mode, and the rotary drums are connected with the rotary shaft in a vertical rotating mode.

The charging method of the photovoltaic charging device for the new energy automobile comprises the following steps of:

judging the state of the vehicle body through the vehicle-mounted controller, and controlling the state of the folding photovoltaic module according to the state of the vehicle body, wherein the state of the vehicle body comprises an ignition state and a flameout state:

when the vehicle body is changed from an ignition state to a flameout state, the vehicle-mounted controller sends a flameout instruction to the controller, after the controller receives the flameout instruction, the controller continuously sends a query instruction to the vehicle-mounted controller within a set time to query whether the state of the vehicle body is changed, if the state of the vehicle body is changed, a subsequent instruction is not executed, if the state of the vehicle body is not changed, the controller sends a forward rotation instruction to the first delay relay and the second delay relay, and the double-head motor and the lifting driving motor are rotated forward;

the lifting driving motor drives the second horizontal adjusting screw to rotate positively, the distance between the first longitudinal connecting rod and the second longitudinal connecting rod is shortened under the cooperation of threads, so that the first connecting rod and the second connecting rod rotate, the folding photovoltaic module is driven to rise through the top lifting plate, and after a set time is delayed, the lifting driving motor is stopped, and the position of the folding photovoltaic module is positioned;

meanwhile, the double-end motor drives the two first horizontal adjusting screws to synchronously rotate forwards through the first bevel gear and the second bevel gear, under the cooperation of threads, the threaded sleeves on the first horizontal adjusting screws horizontally move, the distance between the threaded sleeves corresponding to the two adjacent mounting plates is increased, the foldable photovoltaic module is unfolded until the outermost threaded sleeve touches the outer limit switch, the outer limit switch sends an in-place instruction to the controller, and the controller sends a stopping instruction to the double-end motor;

when the vehicle body is changed from the flameout state to the ignition state, the vehicle-mounted controller sends an ignition command to the controller, the controller continuously sends a query command to the vehicle-mounted controller within a set time after receiving the ignition command to query whether the state of the vehicle body is changed, if so, a subsequent command is not executed, and if not, the controller sends a reverse rotation command to the first delay relay and the second delay relay, and the double-head motor and the lifting driving motor reversely rotate;

the lifting driving motor drives the second horizontal adjusting screw rod to reversely rotate, the distance between the first longitudinal connecting rod and the second longitudinal connecting rod is increased under the cooperation of threads, so that the first connecting rod and the second connecting rod reversely rotate, the folding photovoltaic module is driven to fall through the top lifting plate, after a set time is delayed, the lifting driving motor is stopped, the position of the folding photovoltaic module is positioned, and at the moment, the folding photovoltaic module falls into the storage groove;

simultaneously, the double-end motor drives two first horizontal adjusting screws to synchronously and reversely rotate through the first bevel gear and the second bevel gear, under the cooperation of threads, the threaded sleeves on the first horizontal adjusting screws reversely and horizontally move, the distance between the threaded sleeves corresponding to two adjacent mounting plates is shortened, the foldable photovoltaic module is folded until the outermost threaded sleeve touches an inner end limit switch, the inner end limit switch sends an in-place instruction to the controller, and the controller sends a shutdown instruction to the double-end motor;

in the process, the solar tracking sensor sends the collected solar azimuth signal to the controller at intervals of set time, and the regulating valve at the opposite position to the solar azimuth is controlled to work according to the collected solar azimuth signal until the maximum extension length of the hydraulic cylinder is driven or the solar azimuth signal collected by the solar tracking sensor is a vertical signal.

The application has the following beneficial effects:

1. by arranging the vehicle-mounted photovoltaic charging mechanism, the problem of limited charging caused by fixed charging positions is avoided;

2. through setting up folding photovoltaic module, can expand after flameout, increased photovoltaic utilization ratio, fold after the ignition, reduced the influence to the in-process of traveling, cooperation elevating unit simultaneously can rise after flameout and expand again, avoided the use influence to other parking stalls.

The technical scheme of the application is further described in detail through the drawings and the embodiments.

Drawings

Fig. 1 is a schematic structural diagram of a photovoltaic charging mechanism of a photovoltaic charging device for a new energy automobile according to the present application;

FIG. 2 is an enlarged view at A of FIG. 1;

fig. 3 is an assembly diagram of a photovoltaic charging mechanism and a vehicle body of a photovoltaic charging device for a new energy automobile according to the present application;

fig. 4 is a schematic diagram of a synchronous driving assembly of the photovoltaic charging device for the new energy automobile;

fig. 5 is a schematic diagram of connection between two adjacent mounting plates of a photovoltaic charging device for a new energy automobile.

Wherein: 1. a folding photovoltaic module; 10. a mounting plate; 11. a rotating drum; 12. a rotating shaft;

2. a flattening unit; 20. a first horizontal adjustment screw; 21. a thread sleeve; 22. a second bevel gear; 23. an outer limit switch; 24. a first bevel gear; 25. a double-ended motor;

3. driving a hydraulic cylinder;

4. a lifting unit; 40. a lifting driving motor; 41. a bottom layer fixing plate; 42. a second horizontal adjustment screw; 43. a top horizontal slider; 44. a first link; 45. a bottom horizontal slide block; 46. a second link; 47. a top layer lifting plate; 48. a bottom end fixing block; 49. a top end fixing block;

5. a vehicle body.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application more apparent, the embodiments of the present application will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the detailed description and specific examples, while indicating the embodiment of the application, are intended for purposes of illustration only and are not intended to limit the scope of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application. Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality.

It should be noted that the terms "comprises" and "comprising," along with any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present application.

In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 5, a photovoltaic charging device for a new energy automobile comprises a vehicle body 5 and a photovoltaic charging mechanism fixed at the top end of the vehicle body 5 and electrically connected with the vehicle body 5, wherein the photovoltaic charging mechanism comprises a folding photovoltaic module 1, a flattening unit 2 for driving the folding photovoltaic module 1 to fold into a wave shape when the vehicle is ignited and to generate a flat shape after the vehicle is flamed out, and a lifting unit 4 for enabling the folding photovoltaic module 1 to fall when the vehicle is ignited and to rise after the vehicle is flamed out.

Specifically, the foldable photovoltaic module 1 includes a plurality of mounting plates 10 disposed parallel to each other, and two adjacent mounting plates 10 are vertically and rotatably connected; a plurality of photovoltaic panels arranged in a matrix are fixed to the top side of the mounting plate 10. Preferably, the bottom ends of two adjacent mounting plates 10 are vertically and rotatably connected with the threaded sleeve 21 through the rotating shaft 12, and the top ends of two adjacent mounting plates 10 are mutually vertically and rotatably connected through the rotating shaft 12; the opposite sides of two adjacent mounting plates 10 are provided with rotary drums 11 which are arranged in a staggered mode, the rotary drums 11 are connected with the rotary shafts 12 in a perpendicular rotating mode, gaps exist between the two adjacent rotary drums 11, and rotation between the two adjacent mounting plates 10 is not affected mutually.

Preferably, the flattening unit 2 includes a left adjusting assembly, a right adjusting assembly, and a synchronous driving assembly for driving the left adjusting assembly and the right adjusting assembly to synchronously operate, which are disposed at both ends of the mounting plate 10; the left and right side adjustment assemblies are each connected in turn to a plurality of mounting plates 10. Preferably, the left side adjusting assembly and the right side adjusting assembly both comprise a threaded sleeve 21 and a first horizontal adjusting screw rod 20, wherein the threaded sleeve 21 is rotatably connected between two adjacent mounting plates 10, the threads of the two adjacent threaded sleeves 21 are opposite in rotation direction, and the threads of the first horizontal adjusting screw rods 20 corresponding to the two adjacent threaded sleeves 21 are opposite in rotation direction, namely, positive-rotation thread sections and reverse-rotation thread sections are alternately arranged on the first horizontal screw rods, so that the two adjacent threaded sleeves 21 are reversely moved, and the distance between the two adjacent threaded sleeves is increased or reduced;

the synchronous drive assembly comprises a double-headed motor 25, two first bevel gears 24 respectively connected with two output ends of the double-headed motor 25, and two second bevel gears 22 respectively meshed with the two first bevel gears 24; two second bevel gears 22 are respectively connected with the end part of the first horizontal adjusting screw rod 20 of the left adjusting assembly and the end part of the first horizontal adjusting screw rod 20 of the right adjusting assembly; the structure of the two first bevel gears 24 and the structure of the two second bevel gears 22 are identical, respectively, and at the same time, the structures of the left side adjusting assembly and the right side adjusting assembly are identical, so that the left side adjusting assembly and the right side adjusting assembly move synchronously.

Preferably, a direction adjusting unit for adjusting the direction of the folding photovoltaic module 1 according to the sun azimuth is further arranged between the flattening unit 2 and the lifting unit 4, and the top end of the direction adjusting unit is vertically and rotatably connected with the first horizontal screw.

Preferably, the direction-adjusting unit comprises a sun-tracking sensor and a driving hydraulic cylinder 3 vertically arranged at two ends of a first horizontal adjusting screw 20, wherein the sun-tracking sensor in the embodiment is a baffle-type sun position sensor, a pyramid-type sun position sensor or a light drum-type sun position sensor, the sun-tracking sensor is connected with a controller, the controller is electrically connected with an adjusting valve through a first delay relay, and the adjusting valve is arranged on a pipeline between the driving hydraulic cylinder 3 and an oil tank;

and the rotary connection part of the driving hydraulic cylinder 3 and the first horizontal adjusting screw 20 is provided with an outer end limit switch 23 corresponding to the position corresponding to the outermost thread bush 21, the first horizontal adjusting screw 20 between the outermost thread bush 21 and the adjacent thread bush 21 is provided with an inner end limit switch, the outer end limit switch 23 and the inner end limit switch are connected with a controller, and the controller is connected with the double-headed motor 25 through a second time delay relay.

Because the electronic components are mature products in the market, the electronic components are only required to be purchased and then connected according to the specification, and therefore the electrical connection structure and principle of the electronic components are not repeated here.

Preferably, the elevation assembly includes a bottom fixing plate 41, a top elevation plate 47, which are disposed up and down, and a link portion, which is disposed between the bottom fixing plate 41 and the top elevation plate 47; the connecting rod part comprises a left connecting rod group and a right connecting rod group which are symmetrically arranged between the bottom layer fixing plate 41 and the top layer lifting plate 47 and a telescopic group arranged between the left connecting rod group and the right connecting rod group, and the left connecting rod group and the right connecting rod group respectively comprise a first connecting rod 44 and a second connecting rod 46 which are arranged in a crossing way and are mutually perpendicular and rotationally connected in the middle; the top end of the first connecting rod 44 and the bottom end of the second connecting rod 46 are respectively and vertically connected with the top end horizontal sliding block 43 and the bottom end horizontal sliding block 45 in a rotating manner, the top end horizontal sliding block 43 and the bottom end horizontal sliding block 45 are respectively and horizontally connected with one side of the bottom end of the top end lifting plate and one side of the top end of the bottom end lifting plate in a sliding manner, the top end of the first connecting rod 44 and the top end of the second connecting rod 46 are respectively and vertically connected with the bottom end fixing block 48 and the top end fixing block 49 in a rotating manner, and the bottom end fixing block 48 and the top end fixing block 49 are respectively and fixedly connected with the other side of the bottom end of the top end lifting plate and the other side of the top end of the bottom end lifting plate; the telescopic group comprises a second horizontal adjusting screw rod 42, a lifting driving motor 40 for driving the second horizontal adjusting screw rod 42 to rotate, a first longitudinal connecting rod connected between a top horizontal sliding block 43 of the left connecting rod group and a top horizontal sliding block 43 of the right connecting rod group, and a second longitudinal connecting rod connected between a top fixing block 49 of the left connecting rod group and a top fixing block 49 of the right connecting rod group, wherein one end of the second horizontal adjusting screw rod 42 is in threaded connection with the first longitudinal connecting rod, and the other end of the second horizontal adjusting screw rod is in threaded connection with the second longitudinal connecting rod.

Preferably, the top end of the bottom end fixing plate and the bottom end of the top end lifting plate are respectively provided with a storage groove for storing the connecting rod part after falling, so that the influence of the photovoltaic charging mechanism on the resistance of the vehicle in the running process is reduced; the bottom end of the bottom end fixing plate is fixed to the top end of the vehicle body 5; a lifting driving motor 40 is fixed to the side of the top lifting plate.

judging the state of the vehicle body 5 by the vehicle-mounted controller, and controlling the state of the folding photovoltaic module 1 according to the state of the vehicle body 5, wherein the state of the vehicle body 5 comprises an ignition state and a flameout state:

when the vehicle body 5 is changed from the ignition state to the flameout state, the vehicle-mounted controller sends a flameout instruction to the controller, the controller continuously sends a query instruction to the vehicle-mounted controller within a set time after receiving the flameout instruction, and queries whether the state of the vehicle body 5 is changed, if so, a subsequent instruction is not executed, and if not, the controller sends forward rotation instructions to the first delay relay and the second delay relay, and the double-headed motor 25 and the lifting drive motor 40 forward rotate;

the lifting driving motor 40 drives the second horizontal adjusting screw rod 42 to rotate positively, the distance between the first longitudinal connecting rod and the second longitudinal connecting rod is shortened under the cooperation of threads, the first connecting rod 44 and the second connecting rod 46 are further enabled to rotate, the folding photovoltaic module 1 is driven to lift through the top lifting plate, after a set time is delayed, the lifting driving motor 40 stops, and the position of the folding photovoltaic module 1 is positioned;

simultaneously, the double-end motor 25 drives the two first horizontal adjusting screws 20 to synchronously rotate forwards through the first bevel gears 24 and the second bevel gears 22, the threaded sleeves 21 positioned on the first horizontal adjusting screws 20 move horizontally under the coordination of threads, the distance between the threaded sleeves 21 corresponding to the two adjacent mounting plates 10 is increased, the folding photovoltaic module 1 is unfolded until the outermost threaded sleeves 21 touch the outer limit switch 23, the outer limit switch 23 sends an in-place instruction to the controller, and the controller sends a shutdown instruction to the double-end motor 25;

when the vehicle body 5 is changed from the flameout state to the ignition state, the vehicle-mounted controller sends an ignition command to the controller, the controller continuously sends a query command to the vehicle-mounted controller within a set time after receiving the ignition command to query whether the state of the vehicle body 5 is changed, if so, a subsequent command is not executed, and if not, the controller sends a reverse rotation command to the first delay relay and the second delay relay, and the double-headed motor 25 and the lifting drive motor 40 reversely rotate;

the lifting driving motor 40 drives the second horizontal adjusting screw rod 42 to reversely rotate, the distance between the first longitudinal connecting rod and the second longitudinal connecting rod is increased under the cooperation of threads, so that the first connecting rod 44 and the second connecting rod 46 reversely rotate, the folding photovoltaic module 1 is driven to fall through the top lifting plate, after the time delay is set, the lifting driving motor 40 stops, the position of the folding photovoltaic module 1 is positioned, and at the moment, the folding photovoltaic module 1 falls into the storage groove;

simultaneously, the double-headed motor 25 drives the two first horizontal adjusting screws 20 to synchronously and reversely rotate through the first bevel gears 24 and the second bevel gears 22, the threaded sleeves 21 positioned on the first horizontal adjusting screws 20 reversely and horizontally move under the coordination of threads, the distance between the threaded sleeves 21 corresponding to the two adjacent mounting plates 10 is reduced, the folding photovoltaic module 1 is folded until the outermost threaded sleeve 21 touches an inner end limit switch, the inner end limit switch sends an in-place instruction to the controller, and the controller sends a shutdown instruction to the double-headed motor 25;

in the above process, the sun tracking sensor sends the collected sun azimuth signal to the controller at a set time interval, and the regulating valve at the opposite position to the sun azimuth is controlled to work according to the collected sun azimuth signal until the maximum extension length of the driving hydraulic cylinder 3 or the sun azimuth signal collected by the sun tracking sensor is a vertical signal, it should be noted that the extension lengths of the four driving hydraulic cylinders 3 in the initial state are the same, when the sun tracking sensor collects that the sun is located on the west side, the regulating valve of the driving hydraulic cylinder 3 on the east side is controlled to be opened by the controller, the piston rod of the driving hydraulic cylinder 3 on the east side extends, the folding photovoltaic module 1 gradually rotates towards the direction of the sun until the maximum angle, thereby maximally receiving solar energy, and converting solar energy into electric energy by using a photovoltaic panel to charge the vehicle body 5.

Therefore, the photovoltaic charging device for the new energy automobile and the charging method thereof are adopted, the problem of limited charging caused by fixed charging positions is avoided by arranging the vehicle-mounted photovoltaic charging mechanism, and meanwhile, the folding photovoltaic assembly is arranged, so that the photovoltaic charging device can be unfolded after flameout, the photovoltaic utilization rate is increased, and the vehicle-mounted photovoltaic charging device is folded after ignition, so that the influence on the driving process is reduced.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application and not for limiting it, and although the present application has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the application can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the application.

Claims

1. The utility model provides a new energy automobile is with photovoltaic charging device, includes the vehicle body and is fixed in vehicle body top and with vehicle body electric connection's photovoltaic charging mechanism, its characterized in that: the photovoltaic charging mechanism comprises a folding photovoltaic module, a flattening unit for driving the folding photovoltaic module to fold into a wave shape when the vehicle is ignited and to generate a straight shape after the vehicle is flameout, and a lifting unit for enabling the folding photovoltaic module to fall when the vehicle is ignited and to rise after the vehicle is flameout.

2. The photovoltaic charging device for a new energy automobile according to claim 1, wherein: the foldable photovoltaic module comprises a plurality of mounting plates which are arranged in parallel, and two adjacent mounting plates are vertically and rotatably connected;

3. The photovoltaic charging device for a new energy automobile according to claim 2, wherein: the flattening unit comprises a left adjusting component, a right adjusting component and a synchronous driving component, wherein the left adjusting component and the right adjusting component are arranged at two ends of the mounting plate, and the synchronous driving component is used for driving the left adjusting component and the right adjusting component to synchronously operate;

4. A new energy automobile photovoltaic charging device according to claim 3, characterized in that: the left side adjusting assembly and the right side adjusting assembly respectively comprise a threaded sleeve and a first horizontal adjusting screw, wherein the threaded sleeve is rotatably connected between two adjacent mounting plates, the first horizontal adjusting screw is in threaded connection with the threaded sleeve, the threads of the two adjacent threaded sleeves are opposite in rotation direction, and the threads on the first horizontal adjusting screws corresponding to the two adjacent threaded sleeves are opposite in rotation direction;

5. The photovoltaic charging device for a new energy automobile according to claim 4, wherein: and a direction adjusting unit for adjusting the direction of the folding photovoltaic module according to the sun azimuth is further arranged between the flattening unit and the lifting unit, and the top end of the direction adjusting unit is vertically and rotatably connected with the first horizontal screw rod.

6. The photovoltaic charging device for a new energy automobile according to claim 5, wherein: the direction regulating unit comprises a sun tracking sensor and driving hydraulic cylinders vertically arranged at two ends of the first horizontal regulating screw, the sun tracking sensor is connected with the controller, the controller is electrically connected with the regulating valve through the first delay relay, and the regulating valve is arranged on a pipeline between the driving hydraulic cylinders and the oil tank;

7. The photovoltaic charging device for a new energy automobile according to claim 6, wherein: the lifting assembly comprises a bottom layer fixing plate, a top layer lifting plate and a connecting rod part, wherein the bottom layer fixing plate and the top layer lifting plate are arranged up and down;

8. The photovoltaic charging device for a new energy automobile according to claim 7, wherein: the top end of the bottom end fixing plate and the bottom end of the top end lifting plate are respectively provided with a storage groove for storing the connecting rod part after falling;

the side part of the top lifting plate is fixed with a lifting driving motor.

9. The photovoltaic charging device for a new energy automobile according to claim 1, wherein: the bottom ends of two adjacent mounting plates are vertically and rotatably connected with the threaded sleeve through a rotating shaft, and the top ends of two adjacent mounting plates are mutually and vertically rotatably connected through the rotating shaft;

10. A method for charging a photovoltaic charging apparatus for a new energy vehicle according to any one of claims 1 to 9, characterized in that: the method comprises the following steps: