Double-layer USB interface board end device, double-layer USB interface line end device, double-layer USB interface equipment and implementation method thereof
By adopting a combined design of a double-layer USB interface board-end device and a wire-end device in electronic devices, the problem of difficulty in layout of the peripheral I/O interface of electronic devices is solved, and the interface is miniaturized and space-saving effects are achieved.
Patent Information
- Application Number
- CN202411467691.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-21
- Publication Date
- 2025-03-18
AI Technical Summary
The layout of peripheral I/O interfaces of electronic devices is difficult to meet the needs of miniaturization, especially in highly space-constrained environments.
A double-layer USB interface board end device is designed, adopting a terminal back-to-back design, combined with the adapter design of the wire end device, and through the mating structure of the projection and depression, the interface is realized, and EMI protection is provided through iron shell wrapping.
It effectively reduces the height space of the interface and saves 30% of the space area. It is suitable for servers, switches, PCs and other devices, and is compatible with existing USB cables.
Smart Images
Figure CN119651278A_ABST
Abstract
Description
Technical Field
[0001] The present application belongs to the field of electronic communication technology, and specifically relates to a double-layer USB interface board end device, line end device, equipment and implementation method thereof. Background Art
[0002] With the rapid development of information technology, more and more functions are required. In order to meet more functional requirements, electronic equipment must have many peripheral I / O interfaces. However, the layout space of electronic equipment is very tight and the height space is limited, which makes it difficult to layout multiple peripheral I / O interfaces and the demand for miniaturization increases. Summary of the invention
[0003] The purpose of this application is to provide a double-layer USB interface board end device, line end device, equipment and implementation method thereof, which can realize the miniaturized design of the double-layer USB interface and save layout space.
[0004] The technical solution provided by this application is:
[0005] In a first aspect, the present application provides a double-layer USB interface board device, comprising:
[0006] Two USB interfaces, namely a first USB interface and a second USB interface; signal ends of the first USB interface and the second USB interface are arranged back to back on the upper surface and the lower surface of the tongue.
[0007] In a possible implementation, the tongue piece is a thickened plastic tongue piece.
[0008] In one possible implementation, raised portions are provided at both ends of the upper surface of the tongue; raised portions are provided at both ends of the lower surface of the tongue; the raised portions are used to cooperate with the recessed portions on the line end device, and when the line end device is inserted into the double-layer USB interface board end device, the raised portions are opposite to the recessed portions to ensure normal insertion.
[0009] In a second aspect, the present application provides a line end device, comprising: a USB adapter end and a standard USB interface end; the USB adapter end and the USB interface are used to connect the line end device to the board end device; the USB adapter end is connected to the standard USB interface end; the standard USB interface end is used to insert a standard USB cable.
[0010] In a possible implementation, the USB adapter includes a first USB adapter and a second USB adapter; the standard USB interface includes a first standard USB interface and a second standard USB interface;
[0011] The first USB adapter end and the second USB adapter end are respectively used to connect to the first USB interface and the second USB interface on the double-layer USB interface board end device;
[0012] The first USB adapter end and the second USB adapter end are connected to the first standard USB interface end and the second standard USB interface end respectively; the first standard USB interface end and the second standard USB interface end are used to insert a standard USB cable.
[0013] The standard USB interface and standard USB cable refer to physical interfaces and cables that comply with the USB protocol, including various existing USB physical interfaces and cables.
[0014] In a possible implementation, a signal terminal is provided on the upper surface of the USB adapter terminal, and recessed portions are provided at both ends of the upper portion; the recessed portions are used to cooperate with the raised portions on the double-layer USB interface board terminal device, and when the line terminal device is inserted into the double-layer USB interface board terminal device, the raised portions are opposite to the recessed portions to ensure normal insertion.
[0015] In a possible implementation, the left side, right side and ground of the USB adapter are wrapped with an iron shell to provide EMI protection when in contact with the outer shell of the board terminal device.
[0016] In a third aspect, the present application provides a double-layer USB interface device, comprising the above-mentioned double-layer USB interface board end device and line end device; the USB adapter terminal and USB interface are used to connect the line end device with the double-layer USB interface board end device.
[0017] In a possible implementation, the upper surface of the tongue is provided with protruding portions at both ends; the lower surface of the tongue is provided with protruding portions at both ends;
[0018] The upper surface of the USB adapter is provided with a signal terminal, and both ends of the upper portion are provided with recessed parts;
[0019] The raised portion and the recessed portion are used to ensure normal insertion when the line terminal device is inserted into the double-layer USB interface board terminal device.
[0020] In a possible implementation, the left side, right side and ground of the USB adapter are wrapped with an iron shell to provide EMI protection when in contact with the outer shell of the board terminal device.
[0021] In a first aspect, the present application provides a method for implementing a double-layer USB interface, using the above-mentioned double-layer USB interface board end device and line end device;
[0022] If one USB interface on the double-layer USB interface device needs to be used, the USB adapter end is inserted into the first USB interface or the second USB interface based on a line end device; correspondingly, the standard USB interface end is inserted into a standard USB cable to realize the use of one USB interface of the double-layer USB interface;
[0023] If it is necessary to use two USB interfaces on a double-layer USB interface device at the same time, it is based on two line terminal devices with a USB adapter end and a standard USB interface end, or a line terminal device with two USB adapter ends and a standard USB interface end is used; the two adapter ends are respectively inserted into the first USB interface and the second USB interface; accordingly, the two standard USB interface ends are respectively inserted into two standard USB cables to realize the use of the two USB interfaces in the double-layer USB interface.
[0024] Beneficial effects:
[0025] The double-layer USB interface device of the present application includes two parts: a board end device and a line end device. The board end device is welded on a single board and adopts a back-to-back terminal design, which can effectively reduce the height space of the interface and reduce the space area. In some embodiments, it has been tested that 30% of the space area can be saved compared to the existing USB interface. The line end device of the present application adopts an adapter design, and the line end can be directly connected to a standard USB cable, which can be normally compatible with the existing USB cable. The board end device and the line end device are connected by a movable plug-in, and the board end device and the line end device have a fool-proof design for plug-in, which is easy to use. The present application is suitable for use on servers, switches, PCs and other equipment. BRIEF DESCRIPTION OF THE DRAWINGS
[0026] Figure 1 It is a schematic diagram of the structure of the board end device in the embodiment of the present application.
[0027] Figure 2 This is a schematic diagram of the structure of the line end device in the embodiment of the present application; wherein, Figure 2 (a) is a schematic diagram of the port structure of the line end device in an embodiment of the present application; Figure 2 (b) is a cross-sectional view of the line end device in the embodiment of the present application in the direction of the adapter end.
[0028] Figure 3 It is a schematic diagram of the plug-in cooperation between the board end device and the line end device in the embodiment of the present application.
[0029] Figure 4 This is a schematic diagram of the foolproof design of the board end device and the line end device in the embodiment of the present application; wherein, Figure 4 (a) is a schematic diagram of the raised portion on the plate end device in the embodiment of the present application; Figure 4 (b) is a schematic diagram of the recessed portion on the wire end device in the embodiment of the present application.
[0030] Figure 5 Schematic diagram of the structure comparison between the board end device in the embodiment of the present application and the existing design.
[0031] Figure 6 This is a schematic diagram comparing the structure of the line end device in the embodiment of the present application with that of the existing design. Figure 6 (a) is a schematic diagram of the structure of the line end device in an embodiment of the present application; Figure 6 (b) is a schematic diagram of the existing design structure of the line end device. DETAILED DESCRIPTION
[0032] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application.
[0033] It should be noted that the terms such as "first", "second" and the like in the specification and claims of the present application and the above-mentioned drawings are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a specific relationship or order between these entities or operations. It should be understood that the words "first", "second" and the like do not limit the quantity and execution order, and the words "first" and "second" and the like do not limit them to be necessarily different. It should be understood that the data used in this way can be interchanged under appropriate circumstances. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, so that the process, method, article or device including a series of elements includes not only those elements clearly listed, but also other elements that are not clearly listed, or may also include elements inherent to such process, method, product or device. In the absence of more restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.
[0034] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.
[0035] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.
[0036] In addition, the terms "installed", "set", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.
[0037] The following will refer to Figure 1 to Figure 6 Specific embodiments according to the present application are described.
[0038] Embodiment 1
[0039] The embodiment of the present application provides a double-layer USB interface board end device, comprising:
[0040] A first USB interface and a second USB interface; signal ends of the first USB interface and the second USB interface are arranged back to back on the upper surface and the lower surface of the tongue.
[0041] In some embodiments, the tongue is a thickened plastic tongue.
[0042] In some embodiments, raised portions are provided at both ends of the upper surface of the tongue; raised portions are provided at both ends of the lower surface of the tongue; the raised portions are used to cooperate with the recessed portions on the line end device, and when the line end device is inserted into the double-layer USB interface board end device, the raised portions are opposite to the recessed portions to ensure normal insertion.
[0043] The board-end device of this application adopts a back-to-back terminal design to form a new interface. The new interface of the board-end device is as follows Figure 1 As shown, by thickening the plastic tongue to achieve a back-to-back design of the terminals, the height space of the overall interface is compressed.
[0044] Embodiment 2
[0045] An embodiment of the present application provides a line end device, including: a USB adapter end and a standard USB interface end; the USB adapter end and the USB interface are used to connect the line end device to a board end device; the USB adapter end is connected to the standard USB interface end; the standard USB interface end is used to insert a standard USB cable.
[0046] In some embodiments, the USB adapter includes a first USB adapter and a second USB adapter; the standard USB interface includes a first standard USB interface and a second standard USB interface;
[0047] The first USB adapter end and the second USB adapter end are used to connect to the first USB interface and the second USB interface on the double-layer USB interface board end device;
[0048] The first USB adapter end and the second USB adapter end are connected to the first standard USB interface end and the second standard USB interface end respectively; the first standard USB interface end and the second standard USB interface end are used to insert a standard USB cable.
[0049] The standard USB interface and standard USB cable refer to physical interfaces and cables that comply with the USB protocol, including various existing USB physical interfaces and cables.
[0050] In some embodiments, a signal terminal is provided on the upper surface of the USB adapter terminal, and recessed portions are provided at both ends of the upper portion; the recessed portions are used to cooperate with the raised portions on the double-layer USB interface board terminal device. When the line terminal device is inserted into the double-layer USB interface board terminal device, the raised portions are opposite to the recessed portions to ensure normal insertion.
[0051] In some embodiments, the left side, right side and ground of the USB adapter are wrapped with an iron shell to provide EMI protection when in contact with the outer shell of the board terminal device.
[0052] The line-end device of this application is an adapter design. The end that is plugged in and out with the board-end device is also a new interface. It is wrapped in an iron shell on three sides, and the other end is a standard USB interface that can be directly connected to a normal USB cable. Figure 2 As shown, the standard USB interface can be inserted into a standard USB cable, the adapter is inserted into the interface of the board-end device and matched, and the three-circle iron shell is wrapped in contact with the outer shell of the board-end device to provide EMI protection.
[0053] Embodiment 3
[0054] An embodiment of the present application provides a double-layer USB interface device, including the double-layer USB interface board end device and the line end device in the above embodiment; the USB adapter and the USB interface are used to connect the line end device with the double-layer USB interface board end device.
[0055] In some embodiments, the upper surface of the tongue is provided with protruding portions at both ends; the lower surface of the tongue is provided with protruding portions at both ends;
[0056] The upper surface of the USB adapter is provided with a signal terminal, and both ends of the upper portion are provided with recessed parts;
[0057] The raised portion and the recessed portion are used to ensure normal insertion when the line terminal device is inserted into the double-layer USB interface board terminal device.
[0058] The plug-in and unplugging coordination between the board-side device and the line-side device is as follows Figure 3 As shown, one board-end device can be plugged into two USB adapters. They can be two USB adapters of one line-end device, or USB adapters of different line-end devices. Position A of the line-end device can be interconnected with a standard USB cable, which not only meets the layout of the board space, but also can be normally interconnected with the standard USB.
[0059] The board-end device and the line-end device have a fool-proof design for plugging in. Figure 4 As shown, the board end device is a raised design, and the wire end device is a recessed design. When inserting, the raised part can be inserted normally into the recessed part, but it cannot be inserted if it is flipped 180 degrees.
[0060] This application abandons the old double-layer USB interface design concept, and the board-end device and the line-end device are compared with the existing solution. Figure 5 and Figure 6 As shown, the height space of the board end device of the present application is saved by 30%.
[0061] In some embodiments, the left side, right side and ground of the USB adapter are wrapped with an iron shell to provide EMI protection when in contact with the outer shell of the board terminal device.
[0062] Embodiment 4
[0063] The embodiment of the present application provides a method for implementing a double-layer USB interface, using the double-layer USB interface device in the above embodiment;
[0064] If one USB interface on the double-layer USB interface device needs to be used, based on a line end device, the USB adapter end is inserted into the first USB interface or the second USB interface; accordingly, the standard USB interface end is inserted into a standard USB cable to realize the use of one USB interface of the double-layer USB interface;
[0065] If it is necessary to use two USB interfaces on a double-layer USB interface device at the same time, it is based on two line terminal devices with a USB adapter end and a standard USB interface end, or a line terminal device with two USB adapter ends and a standard USB interface end is used; the two adapter ends are respectively inserted into the first USB interface and the second USB interface; accordingly, the two standard USB interface ends are respectively inserted into two standard USB cables to realize the use of the two USB interfaces in the double-layer USB interface.
[0066] For a line-end device having two USB adapter ends and a standard USB interface end, the use of a double-layer USB interface is achieved in the following manner:
[0067] When in use, the first USB adapter end or the second USB adapter end is inserted into the first USB interface or the second USB interface; correspondingly, the first standard USB interface end or the second standard USB interface end is inserted into a standard USB cable to realize the use of one USB interface of the double-layer USB interface;
[0068] Alternatively, the first USB adapter end and the second USB adapter end are respectively inserted into the first USB interface and the second USB interface; correspondingly, the first standard USB interface end and the second standard USB interface end are respectively inserted into two standard USB cables to realize the use of the two USB interfaces in the double-layer USB interface.
[0069] The above description of the embodiments of the present application is only a partial embodiment of the present application, which is used to enable professionals in the field to implement or use the content of the present application, and is not used to limit the present application. For those skilled in the art, the present application may have various changes and variations. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims
1. A double-layer USB interface board device, characterized in that: include: Two USB interfaces, namely a first USB interface and a second USB interface; signal ends of the first USB interface and the second USB interface are arranged back to back on the upper surface and the lower surface of the tongue.
2. The double-layer USB interface board terminal device according to claim 1, characterized in that: The tongue piece is a thickened plastic tongue piece.
3. The double-layer USB interface board terminal device according to claim 1, characterized in that: The two ends of the upper surface of the tongue are provided with raised parts; the two ends of the lower surface of the tongue are also provided with raised parts; the raised parts are used to cooperate with the recessed parts on the line end device. When the line end device is inserted into the double-layer USB interface board end device, the raised parts are opposite to the recessed parts to ensure normal insertion.
4. A line end device, characterized in that: include: USB adapter and standard USB interface; The USB adapter and the USB interface are used to connect the line-end device with the board-end device; The USB adapter terminal is connected to the standard USB interface terminal; The standard USB interface end is used to insert a standard USB cable.
5. The line end device according to claim 4, characterized in that: The USB adapter includes a first USB adapter and a second USB adapter; The standard USB interface end includes a first standard USB interface end and a second standard USB interface end; The first USB adapter end and the second USB adapter end are respectively used to connect to the first USB interface and the second USB interface on the double-layer USB interface board end device; The first USB adapter end and the second USB adapter end are connected to the first standard USB interface end and the second standard USB interface end respectively; the first standard USB interface end and the second standard USB interface end are used to insert a standard USB cable.
6. The line end device according to claim 4, characterized in that: The left side, right side and ground of the USB adapter are wrapped with an iron shell to provide EMI protection when in contact with the shell of the board-end device.
7. The line end device according to claim 4, characterized in that: A signal terminal is provided on the upper surface of the USB adapter terminal, and recessed portions are provided at both ends of the upper portion; the recessed portions are used to cooperate with the raised portions on the double-layer USB interface board terminal device. When the line terminal device is inserted into the double-layer USB interface board terminal device, the raised portions face the recessed portions to ensure normal insertion.
8. A double-layer USB interface device, characterized in that: It comprises the double-layer USB interface board end device according to any one of claims 1 to 2 and the line end device according to any one of claims 4 to 6; the USB adapter and the USB interface are used to connect the line end device with the double-layer USB interface board end device.
9. The double-layer USB interface device according to claim 7, characterized in that: The two ends of the upper surface of the tongue piece are provided with raised parts; the two ends of the lower surface of the tongue piece are provided with raised parts; The upper surface of the USB adapter is provided with a signal terminal, and both ends of the upper portion are provided with recessed parts; The raised portion and the recessed portion are used to ensure normal insertion when the line terminal device is inserted into the double-layer USB interface board terminal device.
10. A method for implementing a double-layer USB interface, characterized in that: A double-layer USB interface device according to any one of claims 8 to 9; If one USB interface on the double-layer USB interface device needs to be used, based on a line end device, the USB adapter end is inserted into the first USB interface or the second USB interface; accordingly, the standard USB interface end is inserted into a standard USB cable to realize the use of one USB interface of the double-layer USB interface; If two USB interfaces on a double-layer USB interface device need to be used simultaneously, two line end devices with a USB adapter end and a standard USB interface end are used, or a line end device with two USB adapter ends and a standard USB interface end is used; The two adapter ends are respectively inserted into the first USB interface and the second USB interface; Correspondingly, two standard USB cables are respectively inserted into the two standard USB interface ends to realize the use of two USB interfaces in the double-layer USB interface.