CN116409286A - A camera automatic cleaning system equipment for unmanned vehicles - Google Patents

Abstract

The invention relates to the field of auto parts systems, and discloses an automatic camera cleaning system equipment for an unmanned vehicle, including: a telescopic rod, which slides and fits with the body of the unmanned vehicle; a flushing component, which is installed On the telescopic rod, it is used to clean the surface of the cleaned part; the cleaning part, the cleaning part is installed on the telescopic rod, and the cleaning part is used to cooperate with the flushing component to realize the flushing of the cleaned part; and the driving component is used for Drive the telescopic rod to perform telescopic movement; the present invention achieves the effect of effectively cleaning the camera through the cooperative arrangement of the telescopic rod, the driving component, the flushing component and the cleaning part, thereby reducing the risk of automatic driving failure and improving driving safety.

Description

A camera automatic cleaning system equipment for unmanned vehicles

technical field

The invention belongs to the field of auto parts systems, in particular to an automatic camera cleaning system equipment for driverless vehicles.

Background technique

The automobile industry is in a period of rapid development, and the safety of automobiles has received great attention. In order to ensure the safe driving of the car and increase the driver's field of vision, the number of cameras used in the car is increasing. The current camera is generally installed outside the car. The driving environment of the car is complex. In addition to the influence of dust, mud, rain and other external weather and environmental factors, the camera is easily polluted, which makes the camera part or all blocked, affecting the quality of the picture sent back by the camera. , affect user experience, and even cause security incidents. At the same time, as a precision component, the camera is often in an unclean state, which will also affect the accuracy and life of the camera. With the development of unmanned driving technology in recent years, the application field has gradually expanded. The sensors of unmanned vehicles are widely used. The cleaning of vehicle camera sensors is usually done with water mist, but some stains cannot be cleaned effectively.

At present, the water spray solution is commonly used to clean the vehicle camera sensor. Different water mist nozzle layout schemes can be designed according to different structures. It is common for the vehicle camera of an unmanned vehicle to have some stains that cannot be effectively cleaned during driving, and then during the automatic driving process. Sensor perception and recognition obstacles may occur, leading to the risk of automatic driving failure and affecting driving safety. There are certain limitations.

Therefore, in view of the above status quo, it is urgent to provide a camera automatic cleaning system equipment for unmanned vehicles, so as to overcome the deficiencies in current practical applications.

Contents of the invention

In view of the above situation, in order to overcome the defects of the prior art, the present invention provides an automatic camera cleaning system equipment for unmanned vehicles, which can match and manufacture different telescopic rod styles according to the actual vehicle structure, so as to achieve the effect of effectively cleaning the camera, thereby reducing the risk of automatic driving. Reduce the risk of failure and improve driving safety.

In order to achieve the above object, the present invention provides the following technical solutions: a camera automatic cleaning system equipment of an unmanned vehicle, the camera automatic cleaning system equipment of the unmanned vehicle comprises:

A telescopic rod, the telescopic rod is slidingly matched with the body of the unmanned vehicle;

A flushing assembly, the flushing assembly is installed on the telescopic rod for cleaning the surface of the object to be cleaned;

A cleaning part, the cleaning part is installed on the telescopic rod, and the cleaning part is used to cooperate with the flushing component to realize the flushing of the cleaned part; and

The drive assembly is used to drive the telescopic rod to perform telescopic movement.

As a further solution of the present invention: the flushing assembly includes a water spray head for spraying high-pressure water mist, the water spray head is installed on the telescopic rod, and the telescopic rod is also provided with a water guide pipe connected with the water spray head.

As a further solution of the present invention: the cleaning member is a brush, and the brush is located between the water spray head and the drive assembly.

As a further solution of the present invention: the brush adopts a soft-bristled brush, and the hardness of the brush can be adapted without affecting the surface glass finish of the object to be cleaned.

As a further solution of the present invention: the driving assembly includes a telescoping mechanism and a driving member, and the telescoping mechanism is used for connecting the driving member and the telescoping rod.

As a further solution of the present invention: the driving member is a telescopic motor.

As a further solution of the present invention: the telescopic mechanism is a combined structure of a screw rod and an internally threaded column, the screw rod can be directly connected to the telescopic motor, the internally threaded column is threadedly connected to the screw rod, and the internally threaded column is also connected to the telescopic rod, and There is no rotational movement between the telescopic rod and the body. The telescopic motor drives the telescopic rod to advance and retreat through the threaded rotation mechanism. According to the preset logic, the surface of the vehicle camera is effectively cleaned by spraying high-pressure water mist and brushing the surface of the camera.

As a further solution of the present invention: the object to be cleaned is one or more of a camera, a vehicle-mounted sensor, etc., and the camera automatic cleaning system equipment of the unmanned vehicle can also be extended to other vehicle-mounted sensors, such as a vehicle-mounted radar, which can be According to the large surface structure of the radar, the water spray area and the brush surface are increased, and the camera automatic cleaning system equipment of the unmanned vehicle can be used to automatically clean the vehicle radar, thereby improving the camera automatic cleaning system equipment of the unmanned vehicle. applicability.

As a further solution of the present invention: a vehicle body cover is also installed on the telescopic rod, and the color of the vehicle body cover is consistent with the color of the unmanned vehicle, so as to ensure the beauty of the vehicle body when the automatic cleaning system is not working, thereby improving the self-driving car. The practicability of the camera automatic cleaning system equipment for human-driven cars.

As a further solution of the present invention: it also includes a controller for controlling the working state of the flushing assembly and the driving assembly; the controller can be a PLC controller, and the connection mode between the PLC controller, the flushing assembly and the driving assembly There is no specific limitation, and it can be arranged according to the actual use situation. The cleaning work of the camera can be arranged regularly or according to the cleaning requirements through the PLC controller.

Compared with prior art, the beneficial effect of the present invention is:

The driving assembly drives the telescopic rod to reciprocate in its length direction, and can drive the flushing assembly and cleaning parts installed on the telescopic rod to reciprocate; when cleaning is required, the driving assembly starts to drive the telescopic rod to move, and when the When the flushing component is facing the object to be cleaned, the driving component temporarily stops working for three seconds, at this time the flushing component sprays water mist for preliminary cleaning; the water mist sprays for one second and then stops spraying, and then the telescopic rod continues to move, at this time the cleaning part is brushed The surface of the part to be cleaned; after the cleaning part brushes the surface of the part to be cleaned, a brush cleaning is completed, and then the driving component drives the telescopic rod to retreat. Temporarily stop when cleaning parts; at this time, the flushing component sprays water mist for secondary cleaning; stop spraying after one second of water mist spraying, and then the telescopic rod continues to retreat until the telescopic rod reaches the predetermined position and stops; the above steps are a basic working cycle , the cycle mode can be adjusted according to actual needs, for example, multiple times of water mist spraying and brush cleaning can be controlled in one working cycle, and the basic working cycle can be repeated for each cleaning work to ensure that the cleaning effect of the cleaned parts meets the needs;

Utilizing the structural scheme of the present invention, the needs of the vehicle-mounted camera can be automatically cleaned to ensure the cleaning effect and meet the normal working requirements of the camera; in particular, the scheme of the present invention can also be extended to other vehicle-mounted sensors, such as vehicle-mounted radar, which can be used according to the larger characteristics of the radar surface structure , increase the water spray area and the brush surface, and use the scheme of the invention to automatically clean the vehicle-mounted radar.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the description, and are used together with the embodiments of the present invention to explain the present invention, and do not constitute a limitation to the present invention.

In the attached picture:

FIG. 1 is a schematic structural diagram of an automatic camera cleaning system for an unmanned vehicle provided by an embodiment of the present invention.

Fig. 2 is a schematic structural view of the drive assembly part of the camera automatic cleaning system equipment of an unmanned vehicle provided by an embodiment of the present invention.

In the figure: 1-body cover, 2-water nozzle, 3-telescopic rod, 4-cleaning part, 5-cleaned part, 6-telescopic mechanism, 7-driving part.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them; based on The embodiments of the present invention and all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Fig. 1 and Fig. 2, a kind of camera automatic cleaning system equipment of unmanned vehicle provided by the embodiment of the present invention, the camera automatic cleaning system equipment of described unmanned vehicle comprises:

A telescopic rod 3, the telescopic rod 3 is slidingly matched with the body of the unmanned vehicle;

A flushing assembly, the flushing assembly is installed on the telescopic rod 3 for cleaning the surface of the object to be cleaned 5;

A cleaning part 4, the cleaning part 4 is installed on the telescopic rod 3, and the cleaning part 4 is used to cooperate with the flushing assembly to realize the flushing of the cleaned part 5; and

The driving assembly is used to drive the telescopic rod 3 to do telescopic movement.

In the embodiment of the present invention, when in use, the camera automatic cleaning system equipment of the unmanned vehicle is first installed in the vehicle body, and the drive assembly can drive the telescopic rod 3 to reciprocate in its length direction, and can drive the automatic cleaning system equipment installed in the vehicle body The flushing component and the cleaning part 4 on the telescopic rod 3 reciprocate; when cleaning is required, the driving component starts to drive the telescopic rod 3 to move, and when the telescopic rod 3 advances to the point where the flushing component faces the cleaned part 5, the driving component temporarily stops working. Seconds, at this time, the flushing assembly sprays water mist for preliminary cleaning; the water mist sprays for one second and then stops spraying, and then the telescopic rod 3 continues to move forward. At this time, the cleaning part 4 brushes the surface of the cleaned part 5; the cleaning part 4 brushes and is cleaned After cleaning the surface of part 5, the brush cleaning is completed, and then the driving component drives the telescopic rod 3 to retreat. At this time, the cleaning part 4 brushes the surface of the part 5 to be cleaned again, and the telescopic rod 3 continues to retreat until the flushing component is facing the part 5 to be cleaned. ; At this time, the flushing assembly sprays water mist for secondary cleaning; the water mist sprays for one second and then stops spraying, and then the telescopic rod 3 continues to retreat until the telescopic rod 3 reaches a predetermined position and then stops; the above steps are a basic working cycle, which can be determined according to Actual needs adjust the cycle mode, for example, multiple times of water mist spraying and brush cleaning can be controlled in one working cycle, and the basic working cycle can be repeated for each cleaning work to ensure that the cleaning effect of the cleaned parts 5 meets the needs; The cooperative arrangement of the rod 3, the driving component, the flushing component and the cleaning part 4 achieves the effect of effectively cleaning the camera, thereby reducing the risk of automatic driving failure and improving driving safety.

In one embodiment of the present invention, please refer to FIG. 1, the flushing assembly includes a water nozzle 2 for spraying high-pressure water mist, the water nozzle 2 is installed on a telescopic rod 3, and the telescopic rod 3 is also provided with Aqueducts connected to sprinklers.

In this embodiment, the cleaning liquid is easily introduced into the water nozzle 2 through the water guide pipe, and the installation method of the water guide pipe is not specifically limited. The water nozzle 2 can spray high-pressure water mist to the object 5 to be cleaned, so as to achieve the purpose of cleaning.

In one embodiment of the present invention, please refer to FIG. 1 , the cleaning member 4 is a brush, and the brush is located between the water nozzle 2 and the driving assembly;

The brush adopts a soft brush, and the hardness of the brush can be adapted without affecting the surface glass finish of the object 5 to be cleaned.

In this embodiment, the telescopic rod 3 can realize cleaning treatment on the surface of the object 5 to be cleaned by driving the brush to reciprocate.

In one embodiment of the present invention, please refer to FIG. 1 and FIG. 2, the drive assembly includes a telescopic mechanism 6 and a driver 7, and the telescopic mechanism 6 is used for the connection between the driver 7 and the telescopic rod 3;

The driving member 7 is a telescopic motor;

The telescoping mechanism 6 is a combined structure of a screw rod and an internally threaded column.

In this embodiment, the screw rod can be directly connected to the telescopic motor, the threaded connection between the internally threaded column and the screw rod, and the internally threaded column is also connected to the telescopic rod 3, and there is no rotational movement between the telescopic rod 3 and the vehicle body, and the telescopic motor 6. The telescopic rod 3 is driven forward and backward by the screw rotation mechanism, and the surface of the vehicle camera is effectively cleaned by spraying high-pressure water mist and brushing the surface of the camera according to the preset logic.

In an embodiment of the present invention, please refer to FIG. 1 , the object to be cleaned 5 is one or more of a camera, a vehicle sensor, and the like.

In this embodiment, the camera automatic cleaning system equipment of the unmanned vehicle can also be extended to other vehicle-mounted sensors, such as vehicle-mounted radar, which can increase the water spray area and brush surface according to the larger surface structure of the radar. The camera automatic cleaning system equipment of unmanned vehicles can automatically clean the vehicle-mounted radar, thereby improving the applicability of the camera automatic cleaning system equipment of unmanned vehicles.

In one embodiment of the present invention, please refer to Fig. 1, a body cover 1 is also installed on the telescopic rod 3, and the color of the body cover 1 is consistent with the color of the unmanned vehicle, ensuring that the automatic cleaning system does not The body during work is beautiful, thereby improving the practicability of the camera automatic cleaning system equipment of the unmanned vehicle.

In one embodiment of the present invention, referring to Fig. 1 and Fig. 2, it also includes a controller for controlling the working state of the flushing assembly and the driving assembly; the controller can be a PLC controller, and the PLC controller, The connection mode between the flushing component and the driving component is not specifically limited, it can be arranged according to the actual use situation, and the cleaning work of the camera can be arranged regularly or according to the cleaning demand through the PLC controller.

Working principle: The telescopic motor 6 drives the telescopic rod 3 to move forward and backward through the threaded rotation mechanism. When receiving the instruction to clean the camera, the drive component starts to drive the telescopic rod 3 to move. At 5 o'clock, the driving assembly temporarily stops working for three seconds, and at this time, the water spray head 2 sprays water mist for preliminary cleaning; the water mist sprays for one second and then stops spraying, and then the telescopic rod 3 continues to move forward, and at this time, the brush brushes the object to be cleaned 5 Surface: After the brush has brushed the surface of the object 5 to be cleaned, a brush cleaning is completed, and then the drive assembly drives the telescopic rod 3 to retreat. Temporarily stop for the cleaned part 5; at this time, the water spray head 2 sprays water mist for secondary cleaning; stop spraying after the water mist sprays for one second, and then the telescopic rod 3 continues to retreat until the telescopic rod 3 reaches the predetermined position and then stops. When the body cover 1 is matched with the body structure; the above steps are a basic working cycle, and the cycle mode can be adjusted according to actual needs. For example, multiple water mist spraying and brush cleaning can be controlled in one working cycle, and each cleaning work The basic working cycle can be repeated to ensure that the cleaning effect of the cleaned parts 5 meets the requirements.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device.

It will be apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the present invention, unless otherwise clearly specified and limited, terms such as "sliding", "rotating", "fixed" and "with" should be understood in a broad sense, for example, it can be a welded connection or a bolted connection , or integrated; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary, and it may be the internal communication of two components or the interaction relationship between two components, unless otherwise specified limit. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be properly combined to form other implementations that can be understood by those skilled in the art. For those of ordinary skill in the art, it can be understood that without departing from the principle and spirit of the present invention Various changes, modifications, substitutions and variations may be made to these embodiments, the scope of the present invention being defined by the appended claims and their equivalents.

Claims (10)

1. The utility model provides a camera self-cleaning system equipment of unmanned car, its characterized in that includes telescopic link (3), telescopic link (3) and unmanned car automobile body sliding fit, its characterized in that still includes:

the flushing assembly is arranged on the telescopic rod (3) and is used for cleaning the surface of the cleaned piece (5);

the cleaning piece (4), the cleaning piece (4) is installed on the telescopic rod (3), and the cleaning piece (4) is used for being matched with the flushing assembly to realize the flushing of the cleaned piece (5); and

the driving assembly is used for driving the telescopic rod (3) to do telescopic motion.

2. The automatic camera cleaning system device of the unmanned vehicle according to claim 1, wherein the flushing assembly comprises a water spray head (2) for spraying high-pressure water mist, the water spray head (2) is arranged on a telescopic rod (3), and a water guide pipe connected with the water spray head is further arranged on the telescopic rod (3).

3. The automatic camera cleaning system device of the unmanned vehicle according to claim 1, wherein the cleaning member (4) is a brush, and the brush is positioned between the water spray head (2) and the driving assembly.

4. A camera automatic cleaning system apparatus for an unmanned vehicle according to claim 3, wherein the brush is a fur brush.

5. A camera automatic cleaning system device of an unmanned vehicle according to claim 1, wherein the drive assembly comprises a telescopic mechanism (6) and a drive member (7), the telescopic mechanism (6) being used for the connection between the drive member (7) and the telescopic rod (3).

6. A camera automatic cleaning system device of an unmanned vehicle according to claim 5, wherein the driving member (7) is a telescopic motor.

7. The automatic camera cleaning system device of the unmanned vehicle according to claim 5, wherein the telescopic mechanism (6) is a combined structure of a screw and an internal thread column.

8. The automatic camera cleaning system device of the unmanned vehicle according to claim 1, wherein the cleaned object (5) is one or more of a camera and an in-vehicle sensor.

9. The automatic camera cleaning system device of the unmanned vehicle according to claim 1, wherein the telescopic rod (3) is further provided with a vehicle body cover plate (1).

10. The unmanned vehicle camera automatic cleaning system apparatus of claim 1, further comprising a controller for controlling the operation of the flushing assembly and the driving assembly.

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