CN112172980A

CN112172980A - Sun-proof skeleton of electric motor car and sun-proof device

Info

Publication number: CN112172980A
Application number: CN202011011635.3A
Authority: CN
Inventors: 曹金静; 王东盈
Original assignee: Shandong Huayu University of Technology
Current assignee: Shandong Agriculture and Engineering University
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-01-05

Abstract

The invention relates to the technical field of electric vehicles, in particular to a sun-proof framework and a sun-proof device of an electric vehicle. This sun-proof skeleton of electric motor car includes: the supporting structure comprises an n-type fixing frame and a plurality of n-type supporting frames, and the sizes of the supporting frames are sequentially reduced and are all smaller than that of the fixing frame; the connecting structure comprises a plurality of sections of connecting ropes connected between adjacent supporting frames and between the supporting frames and the fixed frame; the first driving assembly comprises a first driving device and a transmission shaft, and the first driving device is in transmission connection with the support frame with the smallest size in the plurality of support frames. The first driving device drives the supporting frame to be opened upwards, and the tension of the connecting rope drives the integral supporting structure to move to a working state; first drive arrangement drive support frame closes downwards, and the gravity of the tension cooperation support frame of connecting the rope drives overall support structure and moves to accomodating the state, and it is more convenient to make sun-proof skeleton open and shut, dismantles labour saving and time saving for traditional manual work.

Description

Sun-proof skeleton of electric motor car and sun-proof device

Technical Field

The invention relates to the technical field of electric vehicles, in particular to a sun-proof framework and a sun-proof device of an electric vehicle.

Background

At present, with the development of society and the change of life of people, electric vehicles instead of walking are continuously upgraded, and people prefer to select more convenient electric vehicles or motorcycles as vehicles for short-distance daily travel. However, these transportation means bring convenience to people and have some disadvantages, for example, in summer with high temperature, people are exposed to burning sun when driving electric vehicles or motorcycles, which is extremely uncomfortable, and meanwhile, health problems such as heatstroke are easily caused.

In daily life, the electric bicycle is provided with the sunshade, and the traditional sunshade is manually controlled to work and detach, so that the electric bicycle is extremely inconvenient. The structure of the electric vehicle umbrella comprises an umbrella stand and umbrella cloth, wherein the umbrella stand is fixedly arranged on the electric vehicle, the umbrella cloth is arranged on the umbrella stand, and although the umbrella cloth can be transversely folded and tied up on the umbrella stand when the electric vehicle umbrella is not used for shading sun or keeping off rain, the umbrella stand is still exposed, so that the whole electric vehicle is not attractive, and meanwhile, the sight line can be blocked to influence the driving. Meanwhile, a half-pack or full-pack sunshade with a framework connected with a handlebar and a car tail is arranged, the sunshade has a large area and can almost cover the whole car, and the sunshade cannot be folded and needs to be manually disassembled when not used.

Disclosure of Invention

Aiming at the technical problems in the prior art, the invention provides the sun-proof framework of the electric vehicle, the first driving device is matched with the connecting rope to drive the supporting structure to open and close, and the technical problem that the sunshade umbrella in the prior art is inconvenient to store and disassemble is solved.

In order to achieve the above technical object, an embodiment of the present invention provides a sunscreen framework for an electric vehicle, which is mounted on a frame of the electric vehicle, and includes a supporting structure, a connecting structure, and a first driving assembly, wherein: the supporting structure comprises an n-type fixing frame and a plurality of n-type supporting frames, and the sizes of the supporting frames are sequentially reduced and are all smaller than the size of the fixing frame; the supporting structure is provided with a working state that a plurality of supporting frames are opened and a storage state that a plurality of supporting frames are closed; the connecting structure comprises a plurality of sections of connecting ropes connected between the adjacent support frames and between the support frames and the fixed frame; and the first driving assembly comprises a first driving device and a transmission shaft, the first driving device is in transmission connection with the support frames with the smallest size in the plurality of support frames through the transmission shaft, and the other support frames are respectively in rotatable connection with the transmission shaft.

Further, the first driving device is a first driving motor, and an output end of the first driving motor is in transmission connection with the transmission shaft.

Further, bearing structure still includes the receiver, the top of receiver is open form and takes in the chamber, bearing structure is in when taking in the state, mount and a plurality of the support frame is taken in take in the intracavity.

Further, the support frame includes canned paragraph and flexible section, the canned paragraph is the arc pole, flexible section includes two telescopic links of parallel arrangement, the telescopic link includes first pole portion and second pole portion, the first end in first pole portion with canned paragraph fixed connection, second end are inserted and are established in the second pole portion and can be followed reciprocating motion is to the extending direction in second pole portion.

Furthermore, the support frame also comprises a second driving assembly, and the second driving assembly is in transmission connection with the first rod part and is used for adjusting the telescopic distance of the telescopic rod; the second drive assembly includes: the take-up reel is rotatably connected with the second rod part; the connecting strip is wound on the take-up reel, and a first end of the connecting strip is fixedly connected with the take-up reel, and a second end of the connecting strip bypasses the take-up reel and extends to be fixedly connected with a second end of the first rod part; and the second driving device is in transmission connection with the take-up reel and is used for driving the take-up reel to rotate around the axis of the second driving device.

Further, the second driving assembly further comprises a spring, and a first end of the spring is fixedly connected with the first rod part, and a second end of the spring is fixedly connected with the second rod part.

Furthermore, the second driving assemblies comprise two groups, and the two groups of second driving assemblies are respectively arranged at positions corresponding to the two telescopic rods.

Further, the side of receiver is provided with the soft lamp strip of LED.

Further, the sun-proof skeleton of electric motor car still includes energy supply device, energy supply device is including solar cell panel, battery and the dc-to-ac converter of electricity connection in proper order, solar cell panel is used for becoming solar energy electric energy and stores in the battery, the battery is the circuit power supply.

Another aspect of the present invention provides a sun protection device, which includes the sun protection framework of the electric vehicle in any one of the above technical solutions, and a sun protection cloth covering the sun protection framework of the electric vehicle.

One or more technical solutions provided in the embodiments of the present invention have at least the following technical effects or advantages:

1. in the embodiment of the invention, the first driving device drives the support frame with the smallest size to be opened upwards through the transmission shaft, and the tension of the connecting rope drives other support frames to be opened upwards, so that the integral support structure moves to a working state; first drive arrangement closes downwards through the support frame that transmission shaft drive size is minimum, and the gravity of connecting the tension cooperation support frame of rope drives other support frames and closes downwards, makes overall support structure remove to accomodating the state, and it is more convenient to make sun-proof skeleton open and shut, dismantles labour saving and time saving for traditional manual work.

2. In the embodiment of the invention, the take-up reel is driven to rotate by the second driving device, so that the connecting strip is contracted to drive the first rod part to contract towards the inside of the second rod part, and the height of the supporting frame is adjusted; the second driving device drives the take-up reel to rotate reversely, the connecting strip extends, the first rod part is driven to stretch out back to the second rod part under the acting force of the spring, and the height of the supporting frame is adjusted.

3. In the embodiment of the invention, the LED soft light bar is arranged on the side surface of the storage box. The soft lamp strip of LED distributes respectively in the outside of the receiver of the relative both sides of electric motor car frame. The LED lamp flashes at night to warn other passers-by, so that the safety of the passers-by is guaranteed.

Drawings

FIG. 1 is a schematic perspective view of a sun protection frame for an electric vehicle according to an embodiment of the present invention, wherein the support structure is in an operating state;

FIG. 2 is a schematic perspective view of a sun protection frame for an electric vehicle at a second perspective according to an embodiment of the present invention, wherein the support structure is in an operating state;

FIG. 3 is a front view of a sun protection cage for an electric vehicle according to an embodiment of the present invention, wherein the support structure is in a stowed position;

FIG. 4 is a perspective view of a sun protection frame for an electric vehicle from a third perspective in accordance with an embodiment of the present invention, wherein the support structure is in a stowed position;

FIG. 5 is a front view of the support bracket of the embodiment of the present invention;

FIG. 6 is an enlarged view of portion A of FIG. 5;

fig. 7 is a control flow chart of the control unit in the embodiment of the present invention.

Description of the reference numerals

10-a support structure, 101-a fixed frame, 102-a support frame, 1021-an arc rod, 1022-a first rod part, 1023-a second rod part, 1024-a take-up reel, 1025-a connecting strip, 1026-a second driving device, 1027-a spring, 1028-a receiving groove, 1029-a driving groove, 103-a connecting column, 104-a connecting plate, 105-a receiving box, 1051-a receiving cavity and 106-a flexible light bar;

20-connecting structure, 201-connecting rope;

30-a first drive assembly, 301-a first drive means, 302-a drive shaft;

40-control component, 401-controller, 402-first switch, 403-second switch;

50-energy supply device, 501-solar panel, 502-storage battery, 503-inverter;

60-vehicle frame.

Detailed Description

Other objects and advantages of the present invention will become apparent by the following explanation of preferred embodiments of the present invention.

For convenience of description, the terms "upper", "lower", "left" and "right" are used in the same direction as the upper, lower, left and right directions of the drawings, but do not limit the structure of the present invention.

As shown in fig. 1 to 7, an electric vehicle sun protection framework, which is mounted on an electric vehicle frame 60, comprises a support structure 10, a connecting structure 20 and a first driving assembly 30, wherein: the supporting structure 10 comprises an n-type fixing frame 101 and a plurality of n-type supporting frames 102, wherein the sizes of the plurality of supporting frames 102 are sequentially reduced and are all smaller than the size of the fixing frame 101; the supporting structure 10 has an operating state in which the plurality of supporting frames 102 are opened and a storage state in which the plurality of supporting frames 102 are closed; the connecting structure 20 comprises a plurality of sections of connecting ropes 201 connected between adjacent supporting frames 102 and between the supporting frames 102 and the fixed frame 101, and two ends of each connecting rope 201 are respectively fixedly connected with the adjacent supporting frames 102, the fixed frame 101 and the supporting frames 102 adjacent to the fixed frame 101; and the first driving assembly 30 comprises a first driving device 301 and a transmission shaft 302, the first driving device 301 is in transmission connection with the support frame 102 with the smallest size in the plurality of support frames 102 through the transmission shaft 302, and the other support frames 102 are respectively in rotatable connection with the transmission shaft 302.

Specifically, the supporting structure 10 adopts a fan framework principle, and a plurality of supporting frames 102 are distributed in sequence. The connecting rope 201 is made of elastic materials, the distances between the adjacent support frames 102 and between the support frames 102 and the fixing frame 101 are fixed, each support frame 102, the support frames 102 and the fixing frame 101 are effectively connected, and the sun-proof framework is worked and stored through tension. The connecting rope 201 has certain elasticity, but the elasticity is not large, and has certain maximum stretching length, the support frames 102 have certain weight, and when one support frame 102 is driven to be closed, all the support frames 102 are stored in the storage box 105 due to gravity; when the support frames 102 are opened, the corresponding support frames 102 are stabilized at the unfolding position due to the tension of the connecting ropes 201, and cannot tilt forwards due to the opening inertia. The connecting rope 201 is used for connecting the adjacent support frames 102, the support frames 102 and the fixing frame 101, so that the support structure 10 is connected, and the problem that the sun-proof framework is unstable during riding is solved.

The sun-proof framework is arranged at the tail part of the electric vehicle, so that rollover caused by losing the center of gravity can be avoided, the problem of flexibility reduction caused by the sun-proof framework is solved, and riding safety is greatly guaranteed.

In the embodiment of the present invention, the first driving device 301 drives the support frame 102 with the smallest size to open upwards through the transmission shaft 302, and the tension of the connecting rope 201 drives other support frames 102 to open upwards, so that the overall support structure 10 moves to a working state; first drive arrangement 301 passes through transmission shaft 302 drive minimum support frame 102 of size and closes down, and the gravity of the tension cooperation support frame 102 of connecting rope 201 drives other support frames 102 and closes down, makes whole bearing structure 10 remove to accomodating the state, and it is more convenient to make sun-proof skeleton open and shut, dismantles labour saving and time saving for traditional manual work.

As shown in fig. 3, the first driving device 301 is a first driving motor, and an output end of the first driving motor is in transmission connection with a transmission shaft 302. The first drive motor may be a stepper motor, further a servo motor.

As shown in fig. 2 to 4, the supporting structure 10 further includes a storage box 105, a top of the storage box 105 is open to form a storage cavity 1051, and when the supporting structure 10 is in the storage state, the fixing frame 101 and the plurality of supporting frames 102 are stored in the storage cavity 1051. Specifically, the storage box 105 is connected with the electric vehicle frame 60 through the connecting column 103; two connecting plates 104 are connected to one end of the storage box 105 close to the first driving device 301, the transmission shaft 302 is arranged between the two connecting plates 104, and one end of the transmission shaft 302, which faces away from the first driving device 301, is rotatably connected with one connecting plate 104; the housing of the first drive 301 is fixed to a further connecting plate 104, which connecting plate 104 is connected to the frame 60 via a connecting strut 103. The two storage boxes 105 are respectively arranged on two opposite sides of the electric vehicle frame 60, and the fixing frame 101 is stored in the storage box 105 and fixed with the storage box 105; when the sunscreen device is not in use, the support frame 102 is stored and fixed. Correspondingly, the number of the connecting plates 104 is 4, a transmission shaft 302 is also arranged between the two connecting plates 104 positioned on one side of the electric vehicle frame 60 opposite to the first driving device 301, and the plurality of support frames 102 are rotatably connected with the transmission shaft 302; one end of the support frame 102 with the smallest size is fixedly connected with a transmission shaft 302 in transmission connection with the first driving device 301, and the other end is rotatably connected with the other transmission shaft 302, and the support frame is driven to be opened to a corresponding position by the first driving device 301.

As shown in fig. 5 and 6, the supporting frame 102 includes a fixed section and a telescopic section, the fixed section is an arc-shaped rod 1021, the telescopic section includes two telescopic rods parallel to each other, the telescopic rod includes a first rod part 1022 and a second rod part 1023, a first end and a fixed section of the first rod part 1022 are fixedly connected, and a second end is inserted into the second rod part 1023 and can move back and forth along the extending direction of the second rod part 1023. A receiving groove 1028 is formed in the second rod portion 1023, and a second end of the first rod portion 1022 is inserted into the receiving groove 1028; the height of the sun-proof framework is adjusted by adjusting the distance of the first rod part 1022 inserted into the second rod part 1023, so that effective sun shading is performed.

As shown in fig. 6, the supporting frame 102 further includes a second driving assembly, which is in transmission connection with the first rod part 1022 and is used for adjusting the telescopic distance of the telescopic rod; the second drive assembly includes take-up reel 1024, connecting bar 1025, and second drive device 1026, wherein: the take-up reel 1024 is rotatably connected with the second rod 1023; the connecting strip 1025 is wound on the take-up reel 1024, and a first end of the connecting strip 1025 is fixedly connected with the take-up reel 1024 and a second end of the connecting strip 1025 bypasses the take-up reel 1024 and extends to be fixedly connected with a second end of the first rod part 1022; the second driving device 1026 is in transmission connection with the take-up reel 1024, and the second driving device 1026 is used for driving the take-up reel 1024 to rotate around the axis of the take-up reel. Specifically, a driving groove 1029 communicated with the receiving groove 1028 is disposed in the second rod portion 1023, and a second end of the connecting strip 1025 passes through the driving groove 1029 and extends into the receiving groove 1028 and is fixedly connected with a second end of the first rod portion 1022; the connecting strip 1025 may be made of a metal tape, and the second driving device 1026 may be a second driving motor, further a servo motor or a stepping motor. The take-up reel 1024 is driven by the second driving device 1026 to rotate, so that the connecting strip 1025 is contracted to drive the first rod part 1022 to contract towards the inside of the second rod part 1023, and the height of the supporting frame 102 is adjusted.

As shown in fig. 6, the second driving assembly further includes a spring 1027, wherein a first end of the spring 1027 is fixedly connected to the first rod part 1022, and a second end is fixedly connected to the second rod part 1023. The second driving device 1026 drives the take-up reel 1024 to rotate in the opposite direction, and the connecting bar 1025 extends to drive the first rod part 1022 to extend out away from the second rod part 1023 under the action of the spring 1027, so as to adjust the height of the supporting frame 102.

The second driving components comprise two groups, and the two groups of second driving components are respectively arranged at positions corresponding to the two telescopic rods.

As shown in fig. 2, the LED flexible light bars 106 are disposed on the side of the storage box 105. The LED soft light bars 106 are respectively distributed on the outer sides of the storage boxes 105 on the two opposite sides of the electric vehicle frame 60. The LED lamp flashes at night to warn other passers-by, so that the safety of the passers-by is guaranteed.

As shown in fig. 7, the sun-proof skeleton of the electric vehicle further comprises an energy supply device 50, wherein the energy supply device 50 comprises a solar panel 501, a storage battery 502 and an inverter 503 which are electrically connected in sequence, the solar panel 501 is used for converting solar energy into electric energy and storing the electric energy in the storage battery 502, and the storage battery 502 is used for supplying power to the circuit. The storage battery 502 is electrically connected with each electrical element to supply power to the electrical elements; the emergency power supply device can be used when a person rides. The inverter 503 is connected to the battery 502, and converts the dc power output from the battery 502 into ac power to supply power to the device and the electric vehicle. The solar cell panel 501 may be a flexible solar cell panel 501 and is mounted on the upper surface of the support frame 102. The solar cell panel 501 can be arranged on the adjacent or spaced support frames 102, is not in contact with other support frames 102, realizes hollow-out, ensures air flow during riding, and realizes travel safety.

The sun-proof framework of the electric vehicle further comprises a control assembly 40, wherein the control assembly 40 comprises a controller 401, a first switch 402 and a second switch 403, the input end of the controller 401 is electrically connected with the output ends of the first switch 402 and the second switch 403, and the output end of the controller 401 is electrically connected with the input ends of the first driving device 301 and the second driving device 1026, so as to control the first driving device 301 and the second driving device 1026 to operate.

In the embodiment of the invention, the electrical connection is completed by the electrical parts in sequence, the detailed connection means is the known technology in the field, the working principle and the process are mainly described below, and the electrical control is not described.

The following are the types and functions adopted by the electrical component in the present case:

the inverter 503 is a high-frequency pure sine wave inverter 50335BRF-300W series produced by Shenzhen Boruifeng science and technology Limited, the low-voltage direct current is inverted into high-frequency low-voltage alternating current through a high-frequency DC/AC conversion technology, the high-frequency alternating current is boosted by a high-frequency transformer, then the high-frequency alternating current is rectified into high-voltage direct current generally more than 300V through a high-frequency rectification filter circuit, and finally 220V power frequency alternating current is obtained through a power frequency inverter circuit to be used by a load.

The first switch 402 and the second switch 403 can be switches in the prior art, and the first driving device and the second driving device can be controlled to rotate in the forward and reverse directions.

The controller 401 can be a 51 series single chip microcomputer. The micro controllers of the single chip microcomputer is an integrated circuit chip, which adopts the super large scale integrated circuit technology to integrate the functions of a central processing unit CPU with data processing capacity, a random access memory RAM, a read only memory ROM, various I/O ports, an interrupt system, a timer/counter and the like, and can also comprise a display driving circuit, a pulse width modulation circuit, an analog multiplexer, an A/D converter and other circuits on a silicon chip to form a small and perfect micro computer system, and the micro controllers are widely applied to the field of industrial control.

It should be noted that, the electrical components used in the present invention all adopt the prior art, and the present application only needs to realize the corresponding functions, and does not improve the internal structure of the electrical components, and the connection relationship between the electrical components is also the prior art.

The working principle of one embodiment of the invention is as follows: the first driving device 301 drives the support frame 102 with the smallest size to be opened upwards through the transmission shaft 302, and the tension of the connecting rope 201 drives other support frames 102 to be opened upwards, so that the integral support structure 10 moves to a working state; the first driving device 301 drives the support frame 102 with the smallest size to fold downwards through the transmission shaft 302, and the tension of the connecting rope 201 matches the gravity of the support frame 102 to drive other support frames 102 to fold downwards, so that the whole support structure 10 moves to the storage state.

[ example two ]

The invention also provides a sun-proof device, which comprises the electric vehicle sun-proof framework in any technical scheme and sun-proof cloth covered on the electric vehicle sun-proof framework, wherein the sun-proof cloth is flexible sun-proof cloth, the specific material of the sun-proof cloth is not limited, a sun-proof surface is formed, and the sun-proof function is achieved. The sun-proof device has all the beneficial effects of the sun-proof framework of the electric vehicle, and the details are not repeated herein.

The sunproof skeleton of the electric vehicle of the present invention is described in detail with reference to the preferred embodiments of the present invention, however, it should be noted that those skilled in the art can make modifications, alterations and adaptations on the basis of the above disclosure without departing from the spirit of the present invention. The invention includes the specific embodiments described above and any equivalents thereof.

Claims

1. An electric vehicle sun protection skeleton, which is arranged on a frame (60) of an electric vehicle, and is characterized by comprising a supporting structure (10), a connecting structure (20) and a first driving assembly (30), wherein:

the supporting structure (10) comprises an n-type fixing frame (101) and a plurality of n-type supporting frames (102), and the sizes of the plurality of supporting frames (102) are sequentially reduced and are all smaller than the size of the fixing frame (101); the supporting structure (10) has a working state that a plurality of supporting frames (102) are opened and a storage state that a plurality of supporting frames (102) are closed;

the connecting structure (20) comprises a plurality of sections of connecting ropes (201) connected between the adjacent support frames (102) and between the support frames (102) and the fixed frame (101); and

the first driving assembly (30) comprises a first driving device (301) and a transmission shaft (302), the first driving device (301) is in transmission connection with the support frame (102) with the smallest size in the plurality of support frames (102) through the transmission shaft (302), and the other support frames (102) are respectively in rotatable connection with the transmission shaft (302).

2. The sunproof framework of an electric vehicle according to claim 1, wherein the first driving device (301) is a first driving motor, and an output end of the first driving motor is in transmission connection with the transmission shaft (302).

3. The sunproof skeleton for electric vehicles according to claim 1, wherein the supporting structure (10) further comprises a storage box (105), the top of the storage box (105) is open to form a storage cavity (1051), and the fixing frame (101) and the plurality of supporting frames (102) are stored in the storage cavity (1051) when the supporting structure (10) is in the storage state.

4. The sunproof skeleton of electric motor car of claim 1, characterized in that, the support frame (102) includes fixed section and flexible section, fixed section is arc pole (1021), flexible section includes two telescopic links of parallel arrangement, the telescopic link includes first pole portion (1022) and second pole portion (1023), the first end of first pole portion (1022) with fixed section fixed connection, second end insert establish in second pole portion (1023) and can do reciprocating motion along the extending direction of second pole portion (1023).

5. The sunproof framework of an electric vehicle as defined in claim 4, wherein the supporting frame (102) further comprises a second driving assembly, the second driving assembly is in transmission connection with the first rod part (1022) and is used for adjusting the telescopic distance of the telescopic rod; the second drive assembly includes:

a take-up reel (1024) rotatably connected to the second lever portion (1023);

the connecting strip (1025) is wound on the take-up reel (1024), and a first end of the connecting strip (1025) is fixedly connected with the take-up reel (1024), and a second end of the connecting strip bypasses the take-up reel (1024) and extends to be fixedly connected with a second end of the first rod part (1022);

and the second driving device (1026) is in transmission connection with the take-up reel (1024), and the second driving device (1026) is used for driving the take-up reel (1024) to rotate around the axis of the take-up reel.

6. The sunproof skeleton of electric vehicle of claim 5, wherein the second driving assembly further comprises a spring (1027), and a first end of the spring (1027) is fixedly connected to the first rod portion (1022) and a second end is fixedly connected to the second rod portion (1023).

7. The sunproof framework of claim 5, wherein the second driving assemblies comprise two groups, and the two groups of second driving assemblies are respectively disposed at positions corresponding to the two telescopic rods.

8. The sun-proof skeleton of electric motor car of claim 3, characterized in that, the side of receiver (105) is provided with LED soft lamp strip (106).

9. The electric vehicle sun protection framework according to claim 1, further comprising an energy supply device (50), wherein the energy supply device (50) comprises a solar panel (501), a storage battery (502) and an inverter (503) which are electrically connected in sequence, the solar panel (501) is used for converting solar energy into electric energy and storing the electric energy in the storage battery (502), and the storage battery (502) is used for supplying power to a circuit.

10. A sunscreen device, comprising:

the electric vehicle sunscreen skeleton of any one of claims 1-9; and

and the sun-proof cloth covers the sun-proof framework of the electric vehicle.