WO2020087698A1

WO2020087698A1 - Movable platform and host thereof

Info

Publication number: WO2020087698A1
Application number: PCT/CN2018/122120
Authority: WO
Inventors: 郑伟鑫
Original assignee: 深圳市大疆创新科技有限公司
Priority date: 2018-10-29
Filing date: 2018-12-19
Publication date: 2020-05-07
Also published as: CN208752538U

Abstract

A movable platform and a host (10) thereof. The host (10) is detachably mounted on the movable platform. The host (10) comprises: a housing (11), the housing (11) being provided with a plurality of extended interfaces, the plurality of extended interfaces being distributed on at least one side surface of the housing (11); and a circuit board disposed in the housing (11) and provided with circuit interface units having one-to-one correspondence to the plurality of extended interfaces, the circuit board comprising a CPU board and an extending board, the extending board being stacked with the CPU board and electrically connected to the CPU board by means of a first connector, wherein the plurality of extended interfaces comprise high-speed interfaces and low-speed interfaces, and at least some of the plurality of circuit interface units are distributed on the extending board. By integrately distributing interfaces, the host (10) has more functional interfaces while implementing a less volume, and satisfies the requirements of different users.

Description

Removable platform and its host

Technical field

Embodiments of the present invention relate to the field of mobile platforms, and in particular, to a host and a mobile platform including the host.

Background technique

At present, users' demand for industrial application PCs is more and more inclined to miniaturization, and at the same time, they hope to have high integration and expandable application functions. Especially for industry development enthusiasts, it is more inclined to hope that there are more expansion interfaces on smaller hosts for expanding more functions. However, the existing miniPCs of mobile platforms such as drones generally do not extend such multifunctional interfaces.

Summary of the invention

In order to solve at least one of the above technical problems, an object of the present invention is to provide a host for a mobile platform.

Another object of the present invention is to provide a movable platform including the above host.

In order to achieve the above objective, the technical solution in the first aspect of the embodiments of the present invention provides a host for a movable platform, the host is detachably mounted on the movable platform, the host includes: a housing , A plurality of expansion interfaces are provided on the casing, and the plurality of expansion interfaces are distributed on at least one side of the casing; a circuit board is provided in the casing and is provided with a plurality of expansion interfaces A corresponding circuit interface unit; the circuit board includes a CPU board and an expansion board, the expansion board and the CPU board are stacked and distributed, and are electrically connected to the CPU board through a first connector; wherein, multiple The expansion interface includes a high-speed interface and a low-speed interface, and at least a part of the plurality of circuit interface units is distributed on the expansion board.

The host provided by the technical solution of the first aspect of the embodiment of the present invention adds an expansion board in the casing, and a circuit interface unit for connecting to an external device is provided on the expansion board, thereby increasing the number of expansion interfaces of the host and further increasing The expansion function of the host; because the expansion board is electrically connected to the CPU board through the first connector, the external device can be electrically connected to the CPU board after inserting the expansion interface, and multiple expansion interfaces include both high-speed and low-speed interfaces Interface, low-speed interface can be used to control external devices, and high-speed interface can be used to achieve high-speed communication with external devices, which is beneficial to meet different needs of users; and because the expansion board and the CPU board are stacked, the size of the host can be minimized. That is: on the basis of satisfying the miniaturization of the host, the number of host expansion interfaces is increased, which meets the user's demand for industrial application PCs, and is beneficial to meet more needs of industry development enthusiasts.

Further, the first connector fastens the CPU board and the expansion board together to realize the mechanical connection of the CPU board and the expansion board, ensure the stable cooperation of the CPU board and the expansion board, and reduce the distance between the CPU board and the expansion board, Conducive to reducing the height of the host, thereby reducing the size of the host.

It can be understood that the high-speed interface refers to an interface with a transmission speed greater than or equal to 500 MB / s, and the low-speed interface refers to an interface with a transmission speed less than 500 MB / s.

In addition, the installation component of the microwave oven in the above technical solution provided by the embodiment of the present invention may further have the following additional technical features:

In the above technical solution, the number of the expansion boards is plural, and a plurality of the expansion boards are stacked; wherein, adjacent expansion boards are electrically connected through a second connector, and the CPU The board is electrically connected to one of the plurality of expansion boards through the first connector, or the CPU board is electrically connected to each of the plurality of expansion boards through the first connector .

The number of expansion boards is multiple, and each expansion board can be provided with one or more circuit interface units for connecting with external devices, so that it can further expand more functions and further meet the needs of industry development enthusiasts. Further improve the user experience; and multiple expansion boards are stacked, and the number of expansion boards is generally not too large. Therefore, adding multiple expansion boards (such as two) will not cause a significant increase in the size of the host, which is beneficial to Miniaturized design, and only need to increase the expansion interface on the shell, can be used to expand more functions.

Among them, the adjacent expansion boards are electrically connected through the second connector, and the CPU board and one of the plurality of expansion boards are electrically connected through the first connector, so that the circuit interface unit on one of the expansion boards The first connector is electrically connected to the CPU board, and the circuit interface units on other expansion boards are electrically connected to the CPU board through the second connector and the first connector. In this way, only one connector interface needs to be provided on the CPU board, which is beneficial to simplify the structure of the CPU board.

Alternatively, the CPU board and each of the multiple expansion boards are electrically connected through the first connector, that is, any expansion board is electrically connected to the CPU board through the first connector, so that each expansion board circuit The signal transmission paths between the interface unit and the CPU board are short, which is beneficial to improve the control accuracy and response speed.

In the above technical solution, the expansion board is a flexible circuit board, and a part of the plurality of circuit interface units is provided on the flexible circuit board; or, the expansion board is a rigid circuit board, a plurality of the circuits The interface units are all provided on the expansion board.

The expansion board can be a flexible circuit board. The flexible circuit board has the characteristics of high wiring density, light weight, thin thickness and good bendability, which is not only conducive to designing more circuit interface units to expand more functions, but also conducive to expansion Further reduce the height of the host to further reduce the volume of the host and further reduce the weight of the host. Since the CPU board generally uses a rigid circuit board, in the actual production process, the circuit interface unit corresponding to the low-speed interface can be arranged on the flexible circuit board, and the circuit interface unit corresponding to the high-speed interface can be arranged on the CPU board to Meet the user's needs for high-speed and low-speed interfaces.

The expansion board can also be a rigid circuit board. The rigid circuit board has the characteristics of high density, high reliability, designability, manufacturability, testability, etc., so it is also conducive to designing more circuit interface units to expand more. It is multifunctional, and the circuit interface unit corresponding to the high-speed interface and the circuit interface unit corresponding to the low-speed interface can be set. Therefore, in the actual generation process, multiple circuit interface units may be provided on the expansion board to simplify the structure of the CPU board.

In the above technical solution, the CPU board is located above the expansion board.

The CPU board is arranged above the expansion board, so that the expansion interface on the casing can be located at the lower part of the casing, which on the one hand improves the aesthetics of the product, and also facilitates the expansion interface and external devices (such as camera, projection Instrument, mobile hard disk, etc.).

In the above technical solution, the high-speed interface includes any one or more of an ETH network interface, a USB3.0 data interface, a high-definition multimedia HDMI data interface, and a wireless communication interface; the low-speed interface includes a controller area network Any one or more of CAN data interface, universal asynchronous transceiver UART data interface, serial peripheral interface SPI, I2C data interface, OTG interface.

The high-speed interface includes any one or more of the ETH network interface, USB3.0 data interface, high-definition multimedia HDMI data interface, and wireless communication interface, that is, the type of the high-speed interface may include only any one of the above interfaces, and Any number of the above interfaces can be included at the same time, and the number of any high-speed interfaces included can be one or more. For example, the number of USB3.0 data interfaces is multiple. In the actual production process, it can be based on the specific product Adjust the structure, specific use and product positioning. Among them, the ETH (Ethernet, Ethernet) network interface is an Ethernet port. It is a working interface for PCs and other devices connected to the local area network. It is the most commonly used network interface; the data transmission speed of the USB3.0 data interface can reach 500MB / s, the maximum transmission bandwidth is up to 5Gb / s (that is, 640MB / s), which can meet the needs of users for high-speed data transmission, and can also be backward compatible with USB2.0 external devices; Multimedia interface) The data interface is a digital video / audio interface technology, a dedicated digital interface suitable for image transmission; the wireless communication interface can realize wireless communication between the product and external devices (such as remote controls, mobile phones, personal computers, etc.). Set on the CPU board. The above-mentioned interfaces are relatively commonly used high-speed interfaces, which can basically meet users' demands for high-speed interfaces.

The low-speed interface includes any one or more of the controller area network CAN data interface, the universal asynchronous transceiver UART data interface, the serial peripheral interface SPI, the I2C data interface, and the OTG interface, that is, the type of the low-speed interface can be only Including any of the above interfaces, it can also contain any number of the above interfaces, and the number of any high-speed interfaces included can be one or more, such as the controller area network CAN data interface and universal asynchronous transceiver transmission The number of UART data interfaces is multiple, and can be adjusted according to the specific structure of the product, specific use and product positioning in the actual production process. Among them, the controller area network CAN (Controller Area Network) data interface is a bus interface that implements the ISO international standardized serial communication protocol; the universal asynchronous transceiver transmitter UART (Universal Asynchronous Receiver / Transmitter, universal Asynchronous transceiver) data interface, which converts the data to be transmitted between serial communication and parallel communication, is also a bus interface; serial peripheral interface SPI (Serial Peripheral Interface, serial peripheral interface), is A high-speed, full-duplex, synchronous communication bus interface; the I2C data interface is also a bus interface. The I2C bus is a simple, bidirectional two-wire synchronous serial bus developed by Philips; OTG (On-The- Go), or microUSB interface, is mainly used to connect various devices or mobile devices to exchange data. The above-mentioned interfaces are relatively commonly used low-speed interfaces, which can basically meet the needs of users for low-speed interfaces.

In the above technical solution, the wireless communication interface includes any one or more of a WiFi transmission interface, a mobile communication transmission interface, an infrared communication transmission interface, a Bluetooth communication transmission interface, and a short-range laser communication interface.

The wireless communication interface includes: any one or more of a WiFi transmission interface, a mobile communication transmission interface, an infrared communication transmission interface, a Bluetooth communication transmission interface, and a short-range laser communication interface, that is, the type of the wireless communication interface may include only the above interface Any one of them may also include any of the above interfaces at the same time. In the actual production process, it can be adjusted according to the specific structure, specific use and product positioning of the product. Among them, the WiFi (Wireless-Fidelity, wireless broadband, wireless network) transmission interface can realize the connection between the host and the wireless LAN; the mobile communication interface can realize the communication between the host and the fixed point user or mobile user; the infrared communication transmission interface allows the host It can realize the transmission of language, text, data, images and other information through infrared rays and peripheral devices; the Bluetooth communication interface enables the host to transmit the language, text, data, images and other information through Bluetooth technology; and the short-range laser communication interface enables The host can realize short-distance information transmission by laser. The above-mentioned interfaces are relatively common wireless communication interfaces, which can basically satisfy users' demands for wireless communication interfaces.

In the above technical solution, the high-speed interface and the low-speed interface are distributed on different sides of the housing.

Distributing the high-speed interface and the low-speed interface on different sides of the housing realizes the separate layout of the low-speed interface and the high-speed interface. Correspondingly, the circuit interface units corresponding to the high-speed interface and the low-speed interface are also implemented separately, which can effectively prevent the mutual interference between the circuit interface units corresponding to the high-speed interface and the low-speed interface, thereby improving the Use reliability.

In the above technical solution, the number of the high-speed interfaces is multiple, and the multiple high-speed interfaces are all distributed on the first side of the housing; the number of the low-speed interfaces is multiple, and the multiple low-speed interfaces Both are distributed on the second side of the housing, and the first side is opposite to the second side.

The number of high-speed interfaces is multiple. Multiple high-speed interfaces can meet the needs of users. The multiple high-speed interfaces are distributed on the first side of the housing, which makes the product structure more regular and the position of the first side is reasonably used. , Help to simplify the product structure.

The number of low-speed interfaces is multiple. Multiple low-speed interfaces can meet the needs of users. The multiple low-speed interfaces are concentrated on the second side of the casing, which makes the product structure more regular and the second side is used reasonably. The location is conducive to simplifying the product structure.

Further, if the first side and the second side are opposite to each other, the orientation of the low-speed interface and the high-speed interface is completely opposite, which can prevent the external devices connected to the low-speed interface and the high-speed interface from interfering with each other, which is convenient for connecting multiple external At the same time, it also makes the distance between the circuit interface units corresponding to the low-speed interface and the high-speed interface relatively long, thereby further reducing the risk of mutual interference and further improving the reliability of the use of each circuit interface unit.

In the above technical solution, the power interface of the host is provided on the side between the first side and the second side in the housing; the host also has a storage interface in the housing, A circuit interface unit corresponding to the storage interface is provided on the circuit board, and the storage interface faces a side of the housing opposite to the side where the power interface is located.

Set the power interface of the host on the side between the first side and the second side of the housing, which can not only prevent interference between the power cord and the device connected to the expansion interface, but also facilitate the connection between the first side and the second side Arranging more expansion interfaces on the top is also helpful for increasing the distance between the adjacent expansion interfaces on the first side and the second side, and thus is beneficial for connecting multiple peripheral devices at the same time.

Further, a storage interface is also provided in the casing, and a circuit interface unit corresponding to the storage interface is provided on the circuit board, so that the host can also connect to a storage device (such as an SSD (Solid State Drives)), The host can add a solid-state hard drive), which can significantly increase the storage space of the host to meet the higher demands of users. Among them, the storage interface faces the side opposite to the side where the power interface is located in the housing, which rationally uses the internal space of the host, does not interfere with the circuit interface unit and the power interface, and optimizes the product layout. Of course, if you cancel the storage interface, you can also set the expansion interface on the side.

Preferably, the main body has a rectangular parallelepiped shape as a whole, the first side face and the second side face are parallel to each other, the side face provided with the power interface is a third side face, and the area of the third side face is smaller than that of the first The area of one side surface is recorded as the fourth side surface parallel to the third side surface, and the storage interface faces the fourth side surface.

The main unit is in the shape of a rectangular parallelepiped, and the structure is relatively regular, which is convenient for processing and molding. The first side and the second side are parallel to each other, the third side and the fourth side are parallel to each other, and the area of the third side and the fourth side is smaller than the area of the first side and the second side, that is: the expansion interface is arranged on the housing On the large-area side, the power supply interface is arranged on the small-area side of the housing, so that it is convenient to set more expansion interfaces, and the layout is more reasonable.

In any one of the above technical solutions, a plurality of the expansion interfaces are arranged in a single row on the corresponding side or in multiple rows parallel to each other.

The multiple expansion interfaces are arranged in a single row on the corresponding side or in multiple rows parallel to each other, which corresponds to the layout of the circuit board. The structure is relatively regular, which is convenient for processing and molding, and the structure and layout of the product are further optimized , And improve the aesthetics of the product.

The technical solution of the second aspect of the present invention provides a movable platform, including a fuselage and the host according to any one of the technical solutions of the first aspect, the host being mounted on the fuselage.

The mobile platform provided by the technical solution of the second aspect of the present invention includes the host as described in any one of the technical solutions of the first aspect, and thus has all the beneficial effects of any of the foregoing technical solutions, which will not be repeated here. .

In any of the above technical solutions, the movable platform is a drone or a robot.

Additional aspects and advantages of the present invention will become apparent in the following description, or will be learned through the practice of the present invention.

BRIEF DESCRIPTION

The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

FIG. 1 is a schematic perspective structural view of a host according to some embodiments of the present invention from a perspective;

FIG. 2 is a schematic perspective structural view of the host shown in FIG. 1 from another perspective;

3 is a schematic view of the main structure of the host shown in FIG. 1;

4 is a schematic view of the right side structure of the host shown in FIG. 1;

5 is a schematic diagram of the rear view of the host shown in FIG. 1;

6 is a schematic view of the top structure of the host shown in FIG. 1;

7 is a schematic view of the left side structure of the host shown in FIG. 1;

FIG. 8 is a schematic diagram of the bottom view of the host shown in FIG. 1.

Among them, the correspondence between the reference numerals in FIGS. 1 to 8 and the component names is:

10 host, 11 shell, 111 first side, 112 second side, 113 third side, 114 fourth side, 12 ETH network interface, 13 USB3.0 data interface, 14 high-definition multimedia HDMI data interface, 15 controller Local area network CAN data interface, 16 universal asynchronous transceiver UART data interface, 17 OTG interface, 18 I / O interface, 19 power interface.

detailed description

In order to be able to understand the above objects, features and advantages of the present invention more clearly, the present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other if there is no conflict.

In the following description, many specific details are set forth in order to fully understand the present invention. However, the present invention can also be implemented in other ways than those described here. Therefore, the scope of protection of the present invention is not subject to the specifics disclosed below. Limitations of the embodiment.

The technology described in the present disclosure can be applied to a mobile platform, such as a mobile platform in the air (for example, a fixed-wing aircraft, such as an airplane, a taxi, a rotorcraft, such as a helicopter, or other aircraft, such as a soft airship , Balloons), movable platforms in water (eg, submarines, boats, ships), movable platforms on land (eg, motor vehicles such as cars, motorcycles, buses, trucks, vans; or hand-held components, such as Fishing rods, selfie sticks or other types of movable supports or frames; and trains, subways, etc.), movable platforms in space (eg, satellites, space stations, spaceships). The movable platform can move freely in an environment (such as land, water, air, space), or follow a preset path, orbit, or move in an agreed manner. The movable platform can move in one, two or three dimensions. The movable platform can move automatically in response to the signal instead of moving manually. In some embodiments, the movable platform may be a transportation means, such as a transportation means in the air, a transportation means on land, a transportation means in water, a transportation means in space, or a combination thereof. The vehicle can move freely in one or more designated environments, or along a track or a fixed path. The vehicle may include a power system. The power system utilizes electric motors, engines, electronic components, magnetic mechanisms, gravity, wind power, combustion, and / or other power mechanisms. In some embodiments, a manual power system, a human power system, or a power system with the help of other organisms can also be applied on a movable platform, for example, a transportation vehicle. In some embodiments, the movable platform may be a rotorcraft, which may be driven or controlled by the rotation of one or more blades. The movable platform can be driven or repositioned by means of one or more rotating blades, propellers, wheels, magnets, rails, or other mechanisms. In some embodiments, the movable platform is an unmanned vehicle, such as an unmanned aerial vehicle (Unmanned Aerial Vehicle, UAV), which may also be called a drone. The UAV can hover, adjust direction, and / or adjust position.

The host and the mobile platform according to some embodiments of the present invention are described below with reference to FIGS. 1 to 8.

As shown in FIGS. 1 to 8, a host 10 for a mobile platform provided by an embodiment of the first aspect of the present invention is used to be detachably mounted on a mobile platform. The host 10 includes: a housing 11 and a circuit board.

Specifically, a plurality of expansion interfaces are provided on the housing 11, and the plurality of expansion interfaces are distributed on at least one side of the housing 11; the circuit board is disposed in the housing 11, and a circuit interface unit corresponding to the plurality of expansion interfaces is provided ; The circuit board includes a CPU board and an expansion board, and the expansion board and the CPU board are stacked and electrically connected to the CPU board through a first connector; wherein, the plurality of expansion interfaces include a high-speed interface and a low-speed interface, and a plurality of circuit interface units At least part of is distributed on the expansion board.

In the host 10 provided by the embodiment of the first aspect of the present invention, an expansion board is additionally provided in the casing 11, and a circuit interface unit for connecting to an external device is provided on the expansion board, thereby increasing the number of expansion interfaces of the host 10 and further increasing The host 10 can expand the function; because the expansion board is electrically connected to the CPU board through the first connector, the external device can be electrically connected to the CPU board after inserting the expansion interface, and multiple expansion interfaces include both high-speed interfaces and Including low-speed interface, the low-speed interface can be used to control external devices, and the high-speed interface can be used to achieve high-speed communication with external devices, which is beneficial to meet the different needs of users; The volume, that is: on the basis of meeting the miniaturization of the host 10, the number of expansion interfaces of the host 10 is increased, which meets the user's demand for industry application PCs, and is beneficial to meet more needs of industry development enthusiasts.

Further, the first connector fastens the CPU board and the expansion board together to realize the mechanical connection of the CPU board and the expansion board, ensure the stable cooperation of the CPU board and the expansion board, and reduce the distance between the CPU board and the expansion board, It is beneficial to reduce the height of the host 10 and further reduce the volume of the host 10.

It can be understood that, in this application, a high-speed interface refers to an interface with a transmission speed greater than or equal to 500 MB / s, and a low-speed interface refers to an interface with a transmission speed less than 500 MB / s. Among them, the high-speed interface and the low-speed interface may be relative concepts. For example, the USB1.0 data interface, the USB2.0 data interface, and the USB3.0 data interface are used as examples. Those skilled in the art usually use the USB3.0 data interface as the high-speed interface. , Take USB1.0 data interface and USB2.0 data interface as low-speed interface. However, if only USB1.0 data interface and USB2.0 data interface are compared, it is also possible to use USB1.0 data interface as a low-speed interface and USB2.0 data interface as a high-speed interface.

The specific structure of the host 10 provided by the present application will be described in detail below in conjunction with some embodiments.

Example one

The number of expansion boards is one.

Designing the number of expansion boards as one can not only increase the number of expansion interfaces of the host 10, but also help simplify the structure of the host 10, reduce the volume of the host 10, and minimize the size of the host 10 as much as possible.

Further, the expansion board is a rigid circuit board, and multiple circuit interface units are all provided on the expansion board.

Preferably, the CPU board is located above the expansion board.

The CPU board is arranged above the expansion board, so that the expansion interface on the casing 11 can be located at the lower part of the casing 11, which on the one hand improves the aesthetics of the product, and also facilitates the expansion interface and external devices (such as a camera) , Projector, mobile hard disk, etc.).

Further, the high-speed interface includes any one or more of an ETH network interface 12, a USB 3.0 data interface 13, a high-definition multimedia HDMI data interface 14, and a wireless communication interface, as shown in FIG. 3; the low-speed interface includes a controller Any one or more of the local area network CAN data interface 15, universal asynchronous transceiver UART data interface 16, serial peripheral interface SPI, I2C data interface, OTG interface 17, as shown in FIG. 5.

The high-speed interface includes any one or more of the ETH network interface 12, the USB3.0 data interface 13, the high-definition multimedia HDMI data interface 14, and the wireless communication interface, that is, the type of the high-speed interface may include only any of the above interfaces One can also contain any number of the above interfaces, and the number of any high-speed interfaces included can be one or more. For example, the number of USB3.0 data interfaces 13 is multiple, which can be used in the actual production process. Adjust according to the specific structure, specific use and product positioning of the product.

Among them, the ETH (Ethernet, Ethernet) network interface is an Ethernet port. It is a working interface for PCs and other devices connected to the local area network. It is the most commonly used network interface; the data transmission speed of the USB3.0 data interface can reach 500MB / s, the maximum transmission bandwidth is up to 5Gb / s (that is, 640MB / s), which can meet the needs of users for high-speed data transmission, and is also backward compatible with USB2.0 external devices; High-definition multimedia HDMI (High Definition Multimedia Interface, high-definition Multimedia interface) The data interface is a digital video / audio interface technology, a dedicated digital interface suitable for image transmission; the wireless communication interface can realize wireless communication between the product and external devices (such as remote controls, mobile phones, personal computers, etc.). Set on the CPU board. The above-mentioned interfaces are relatively commonly used high-speed interfaces, which can basically meet users' demands for high-speed interfaces.

The low-speed interface includes any one or more of the controller area network CAN data interface 15, the universal asynchronous transceiver UART data interface 16, the serial peripheral interface SPI, the I2C data interface, and the OTG interface 17, namely: the low-speed interface The type may include only any one of the above-mentioned interfaces, or may include any number of the above-mentioned interfaces at the same time, and the number of any one of the included high-speed interfaces may be one or more, such as the controller area network CAN data interface 15 and The number of the UART data interface 16 of the universal asynchronous transceiver transmitter and receiver is multiple, and can be adjusted according to the specific structure, specific use and product positioning of the product in the actual production process.

Among them, the controller area network CAN (Controller Area Network) data interface is a bus interface that implements the ISO international standardized serial communication protocol; the universal asynchronous transceiver transmitter UART (Universal Asynchronous Receiver / Transmitter, universal Asynchronous transceiver) data interface, which converts the data to be transmitted between serial communication and parallel communication, is also a bus interface; serial peripheral interface SPI (Serial Peripheral Interface, serial peripheral interface), is A high-speed, full-duplex, synchronous communication bus interface; the I2C data interface is also a bus interface. The I2C bus is a simple, bidirectional two-wire synchronous serial bus developed by Philips; OTG (On-The- Go), or microUSB interface, is mainly used to connect various devices or mobile devices to exchange data. The above-mentioned interfaces are relatively common low-speed interfaces, which can basically meet users' demands for low-speed interfaces.

Specifically, the wireless communication interface includes any one or more of a WiFi transmission interface, a mobile communication transmission interface, an infrared communication transmission interface, a Bluetooth communication transmission interface, and a short-range laser communication interface.

The wireless communication interface includes: any one or more of a WiFi transmission interface, a mobile communication transmission interface, an infrared communication transmission interface, a Bluetooth communication transmission interface, and a short-range laser communication interface, that is, the type of the wireless communication interface may include only the above interface Any one of them may also include any of the above interfaces at the same time. In the actual production process, it can be adjusted according to the specific structure, specific use and product positioning of the product. Among them, WiFi (Wireless-Fidelity, wireless broadband, wireless network) transmission interface can realize the connection between the host 10 and the wireless local area network; the mobile communication interface can realize the communication between the host 10 and the fixed-point user or mobile user; infrared communication transmission interface Enables the host 10 to transmit language, text, data, images and other information through infrared and peripheral devices; Bluetooth communication interface enables the host 10 to transmit language, text, data, images and other information through Bluetooth technology; The laser communication interface enables the host 10 to realize short-distance information transmission through the laser. The above-mentioned interfaces are relatively common wireless communication interfaces, which can basically satisfy users' demands for wireless communication interfaces.

Example 2

The difference from the first embodiment is that the expansion board is a flexible circuit board, and a part of the plurality of circuit interface units is provided on the flexible circuit board.

The expansion board can be a flexible circuit board. The flexible circuit board has the characteristics of high wiring density, light weight, thin thickness and good bendability, which is not only conducive to designing more circuit interface units to expand more functions, but also conducive to expansion The height of the host 10 is further reduced to further reduce the volume of the host 10 and further reduce the weight of the host 10. Since the CPU board generally uses a rigid circuit board, in the actual production process, the circuit interface unit corresponding to the low-speed interface can be arranged on the flexible circuit board, and the circuit interface unit corresponding to the high-speed interface can be arranged on the CPU board to Meet the user's needs for high-speed and low-speed interfaces.

Example Three

The difference from Embodiment 1 or Embodiment 2 is that: the number of expansion boards is multiple, and multiple expansion boards are distributed in a stack; wherein, adjacent expansion boards are electrically connected by a second connector, and the CPU board is One of the multiple expansion boards is electrically connected through the first connector.

The number of expansion boards is multiple, and each expansion board can be provided with one or more circuit interface units for connecting with external devices, so that it can further expand more functions and further meet the needs of industry development enthusiasts. Further improve the user experience; and multiple expansion boards are stacked, and the number of expansion boards is generally not too large, so adding multiple expansion boards (such as two) will not cause the volume of the host 10 to increase significantly. It is conducive to miniaturization design, and only needs to add an expansion interface on the casing 11 to expand more functions.

Example 4

The difference from the third embodiment is that the CPU board and each of the plurality of expansion boards are electrically connected through the first connector.

The CPU board and each of the multiple expansion boards are electrically connected through the first connector, that is, any expansion board is electrically connected to the CPU board through the first connector, so that the circuit interface unit on each expansion board The signal transmission paths with the CPU board are short, which is helpful to improve the control accuracy and response speed.

Example 5

The difference from any of the foregoing embodiments is that: on the basis of any of the foregoing embodiments, further, the high-speed interface and the low-speed interface are distributed on different sides of the housing 11, as shown in FIGS. 3 and 5.

The high-speed interface and the low-speed interface are distributed on different sides of the housing 11 to realize the separate layout of the low-speed interface and the high-speed interface. Correspondingly, the circuit interface units corresponding to the high-speed interface and the low-speed interface are also implemented separately, which can effectively prevent the mutual interference between the circuit interface units corresponding to the high-speed interface and the low-speed interface, thereby improving the Use reliability.

Further, the number of high-speed interfaces is multiple, and multiple high-speed interfaces are distributed on the first side 111 of the housing 11, as shown in FIGS. 1 and 3; the number of low-speed interfaces is multiple, and multiple low-speed interfaces are distributed On the second side 112 of the housing 11, as shown in FIGS. 2 and 5, the first side 111 is opposite to the second side 112.

The number of high-speed interfaces is multiple, and multiple high-speed interfaces can meet multiple needs of users, and the multiple high-speed interfaces are distributed on the first side 111 of the housing 11 so that the product structure is relatively regular and the first side is reasonably utilized The position of 111 helps to simplify the product structure.

The number of low-speed interfaces is multiple. Multiple low-speed interfaces can meet multiple needs of users. The multiple low-speed interfaces are distributed on the second side 112 of the housing 11 so that the structure of the product is relatively regular and the The position of the two sides 112 is helpful to simplify the product structure.

Further, if the first side 111 and the second side 112 are opposite to each other, the orientations of the low-speed interface and the high-speed interface are completely opposite. At the same time, it also makes the distance between the circuit interface units corresponding to the low-speed interface and the high-speed interface relatively long, thereby further reducing the risk of mutual interference and further improving the reliability of the use of each circuit interface unit.

Further, the power interface 19 of the host 10 is provided on the side between the first side 111 and the second side 112 in the housing 11, as shown in FIGS. 1 and 4; the host 10 also has a storage interface in the housing 11 A circuit interface unit corresponding to the storage interface is provided on the circuit board, and the storage interface faces the side of the housing 11 opposite to the side where the power interface 19 is located.

The power interface 19 of the host 10 is provided on the side of the housing 11 between the first side 111 and the second side 112, which can not only prevent interference between the power cord and the device connected to the expansion interface, but also facilitate the first Arranging more expansion interfaces on the side 111 and the second side 112 is also helpful to increase the distance between the adjacent expansion interfaces on the first side 111 and the second side 112, and thus it is beneficial to connect multiple peripheral devices at the same time.

Further, the housing 11 is also provided with a storage interface, and a circuit interface unit corresponding to the storage interface is provided on the circuit board, so that the host 10 can also be connected to a storage device (such as an SSD (Solid State Drives)). Interface, the host 10 can add a solid-state hard disk), which can significantly increase the storage space of the host 10, thereby meeting higher demands of users. Among them, the storage interface faces the side of the housing 11 opposite to the side where the power interface 19 is located. This reasonably uses the internal space of the host 10 and does not interfere with the circuit interface unit and the power interface 19, which optimizes the product layout. Of course, if you cancel the storage interface, you can also set the expansion interface on the side.

Preferably, the host 10 has a rectangular parallelepiped shape as a whole. As shown in FIG. 1, the first side 111 and the second side 112 are parallel to each other. The side where the power interface 19 is provided is the third side 113. The area of the third side 113 is smaller than the first The area of one side 111 is described as the side parallel to the third side 113 is the fourth side 114, and the storage interface faces the fourth side 114.

The host 10 has a rectangular parallelepiped shape as a whole, and the structure is relatively regular, which is convenient for processing and molding. The first side 111 and the second side 112 are parallel to each other, the third side 113 and the fourth side 114 are parallel to each other, and the area of the third side 113 and the fourth side 114 is smaller than the area of the first side 111 and the second side 112, namely : The expansion interface is arranged on the large-area side of the housing 11 and the power supply interface 19 is arranged on the small-area side of the housing 11, so that it is convenient to set more expansion interfaces and the layout is more reasonable.

In any of the above embodiments, multiple expansion interfaces are arranged in a single row on the corresponding side or in multiple rows parallel to each other, as shown in FIG. 1, FIG. 2, FIG. 3, and FIG. 5.

The multiple expansion interfaces are arranged in a single row on the corresponding side or in multiple rows parallel to each other, which corresponds to the layout of the circuit board. The structure is relatively regular, which is convenient for processing and molding, and the structure and layout of the product are further optimized. , And improve the aesthetics of the product.

The movable platform (not shown in the figure) provided by the embodiment of the second aspect of the present invention includes a fuselage and the host 10 according to any one of the embodiments of the first aspect, and the host 10 is mounted on the fuselage.

The mobile platform provided by the embodiment of the second aspect of the present invention includes the host 10 as described in any one of the embodiments of the first aspect, and thus has all the beneficial effects of any of the foregoing embodiments, which will not be repeated here.

In any of the above embodiments, the movable platform is a drone or robot.

The following describes the specific structure of the host in the mobile platform provided by the present application in detail with reference to a specific embodiment:

Existing industrial application PCs have fewer interfaces and it is more difficult to meet the actual needs of users. Users need external expansion. On the one hand, the overall appearance size becomes larger, and once you want to expand the interface, you must add hardware and software. On the other hand The cost becomes higher and the user experience is poor.

Based on the above problems, this application proposes a host 10, which is applied to an unmanned aerial vehicle. The host 10 adopts a complete machine design with an integrated interface layout. Specifically, a low-speed interface and a high-speed interface are integrated on the host 10. The interface includes CAN (two ), UART (two), IIC, SPI (IIC and SPI corresponding to I / O interface 18 in the figure), microB (also called microUSB interface, corresponding to OTG interface 17 in the figure), USB3.0 (two ), HDMI, ETH, etc., and separate high-speed and low-speed interfaces. For industry applications, the low-speed port can be used to control peripheral devices, while the high-speed interface can achieve high-speed communication with external devices, such as the camera mounted on the UAV's gimbal, which realizes a highly integrated interface layout. Of course, it can be understood that the low-speed interface can also be used to communicate with the external device, and the high-speed interface can be used to control the peripheral device.

The design is as follows, the following interfaces are integrated on the host 10 of 90mm × 60mm × 35mm, and their distribution is shown in Figure 1 to Figure 8, where Figure 3 is mainly a high-speed interface, and Figure 5 is mainly a low-speed debugging and control interface; In the internal design of the whole machine, it is divided into 2 single boards, one of which is used for CPU control and processing (that is, the CPU board), and the other one realizes the function of the interface board (that is, the expansion board), and the two single boards are fastened through the connector Together, the expansion of functions and interfaces is realized.

Therefore, the present application has the following beneficial technical effects: 1) The integrated layout interface realizes more functional interfaces in a smaller volume to meet the needs of different users; 2) The high-speed interface and the low-speed debugging interface Separate layouts facilitate wiring problems for users.

In summary, the host provided by the present invention has an expansion board added in the casing, and a circuit interface unit for connecting to an external device is provided on the expansion board, thereby increasing the number of expansion interfaces of the host, thereby increasing the expansion of the host The expansion board is electrically connected to the CPU board through the first connector, so that the external device can be electrically connected to the CPU board after inserting the expansion interface, and multiple expansion interfaces include both high-speed interfaces and low-speed interfaces. The low-speed interface can control external devices, and the high-speed interface can realize high-speed communication with external devices, which is beneficial to meet different needs of users; and because the expansion board and the CPU board are stacked, the size of the host can be minimized, that is On the basis of the miniaturization of the host, the number of host expansion interfaces is increased, which meets the user's demand for industrial application PCs, which is beneficial to meet more needs of industry development enthusiasts.

In the present invention, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance; the term "plurality" refers to two or two Unless otherwise specified. The terms "installation", "connection", "connection", "fixation" and other terms should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; "connection" can It is directly connected, or indirectly connected through an intermediary. 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 the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "rear", etc. indicate the orientation or positional relationship based on the orientation shown in the drawings Or the positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or unit referred to must have a specific direction and be constructed and operated in a specific orientation, therefore, it should not be construed as limiting the present invention.

In the description of this specification, the description of the terms "one embodiment", "some embodiments", "specific embodiments", etc. means that the specific features, structures, materials, or characteristics described in conjunction with the embodiments or examples are included in the present invention In at least one embodiment or example. In this specification, the schematic expression of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

A host for a mobile platform, wherein the host is detachably installed on the mobile platform, the host includes:

A housing, the housing is provided with a plurality of expansion interfaces, and the plurality of expansion interfaces are distributed on at least one side of the housing;

The circuit board is arranged in the casing, and is provided with a circuit interface unit corresponding to each of the plurality of expansion interfaces in one-to-one manner;

The circuit board includes a CPU board and an expansion board, the expansion board and the CPU board are stacked and distributed, and are electrically connected to the CPU board through a first connector;

Wherein, the plurality of expansion interfaces include a high-speed interface and a low-speed interface, and at least a part of the plurality of circuit interface units are distributed on the expansion board.
The host according to claim 1, wherein:

The number of the expansion boards is plural, and a plurality of the expansion boards are distributed in layers;

Wherein the adjacent expansion boards are electrically connected through a second connector, and the CPU board and one of the plurality of expansion boards are electrically connected through the first connector, or The CPU board and each of the plurality of expansion boards are electrically connected through the first connector.
The host according to claim 1, wherein:

The expansion board is a flexible circuit board, and a part of the plurality of circuit interface units is provided on the flexible circuit board; or

The expansion board is a rigid circuit board, and a plurality of the circuit interface units are all provided on the expansion board.
The host according to claim 1, wherein:

The CPU board is located above the expansion board.
The host according to claim 1, wherein:

The high-speed interface includes any one or more of an ETH network interface, a USB3.0 data interface, a high-definition multimedia HDMI data interface, and a wireless communication interface;

The low speed interface includes any one or more of a controller area network CAN data interface, a universal asynchronous transceiver UART data interface, a serial peripheral interface SPI, an I2C data interface, and an OTG interface.
The host according to claim 5, characterized in that

The wireless communication interface includes any one or more of a WiFi transmission interface, a mobile communication transmission interface, an infrared communication transmission interface, a Bluetooth communication transmission interface, and a short-range laser communication interface.
The host according to claim 5, characterized in that

The high-speed interface and the low-speed interface are distributed on different sides of the housing.
The host according to claim 7, characterized in that

The number of the high-speed interfaces is multiple, and the multiple high-speed interfaces are all distributed on the first side of the housing;

The number of the low-speed interfaces is multiple, and the plurality of low-speed interfaces are all distributed on the second side of the housing, and the first side is opposite to the second side.
The host according to claim 8, wherein the power interface of the host is provided on the side between the first side and the second side in the housing;

The host is also provided with a storage interface in the housing, and a circuit interface unit corresponding to the storage interface is provided on the circuit board, and the storage interface faces the location of the power interface in the housing Sides opposite to each other.
The host according to any one of claims 1 to 9, characterized in that

A plurality of the expansion interfaces are arranged in a single row on the corresponding side or in multiple rows parallel to each other.
A movable platform is characterized by comprising a fuselage and a host, the host is mounted on the fuselage, the host is used to be detachably mounted on the movable platform, the host includes:

A housing, the housing is provided with a plurality of expansion interfaces, and the plurality of expansion interfaces are distributed on at least one side of the housing;

The circuit board is arranged in the casing, and is provided with a circuit interface unit corresponding to each of the plurality of expansion interfaces in one-to-one manner;

The circuit board includes a CPU board and an expansion board, the expansion board and the CPU board are stacked and distributed, and are electrically connected to the CPU board through a first connector;

Wherein, the plurality of expansion interfaces include a high-speed interface and a low-speed interface, and at least a part of the plurality of circuit interface units are distributed on the expansion board.
The movable platform according to claim 11, wherein:

The number of the expansion boards is plural, and a plurality of the expansion boards are distributed in layers;

Wherein the adjacent expansion boards are electrically connected through a second connector, and the CPU board and one of the plurality of expansion boards are electrically connected through the first connector, or The CPU board and each of the plurality of expansion boards are electrically connected through the first connector.
The movable platform according to claim 11, wherein:

The expansion board is a flexible circuit board, and a part of the plurality of circuit interface units is provided on the flexible circuit board; or

The expansion board is a rigid circuit board, and a plurality of the circuit interface units are all provided on the expansion board.
The movable platform according to claim 11, wherein:

The CPU board is located above the expansion board.
The movable platform according to claim 11, wherein:

The high-speed interface includes any one or more of an ETH network interface, a USB3.0 data interface, a high-definition multimedia HDMI data interface, and a wireless communication interface;

The low-speed interface includes any one or more of a controller area network CAN data interface, a universal asynchronous transceiver UART data interface, a serial peripheral interface SPI, an I2C data interface, and an OTG interface.
The movable platform according to claim 15, wherein:

The wireless communication interface includes any one or more of a WiFi transmission interface, a mobile communication transmission interface, an infrared communication transmission interface, a Bluetooth communication transmission interface, and a short-range laser communication interface.
The movable platform according to claim 15, wherein:

The high-speed interface and the low-speed interface are distributed on different sides of the housing.
The movable platform according to claim 17, wherein:

The number of the high-speed interfaces is multiple, and the multiple high-speed interfaces are all distributed on the first side of the housing;

The number of the low-speed interfaces is multiple, and the plurality of low-speed interfaces are all distributed on the second side of the housing, and the first side is opposite to the second side.
The movable platform according to claim 18, wherein the power interface of the host is provided on the side between the first side and the second side in the housing;

The host is also provided with a storage interface in the housing, and a circuit interface unit corresponding to the storage interface is provided on the circuit board, and the storage interface faces the location of the power interface in the housing Sides opposite to each other.
The movable platform according to any one of claims 11 to 19, characterized in that

A plurality of the expansion interfaces are arranged in a single row on the corresponding side or in multiple rows parallel to each other.