Small docking station device capable of quickly adapting to control terminal

Abstract

The invention relates to a small docking station device capable of quickly adapting to a control terminal, and belongs to the field of computer hardware. The docking station device comprises a docking station shell, a cover plate, an aviation plug board, a nut plate, a magnetic attraction elastic needle connector, a conductive rubber pad, a captive screw and a sunk screw. The control terminal and the docking station device are relatively independent, and the docking station device is designed into a small and compact structure; the docking station device and the control terminal are rapidly connected through the magnetic attraction elastic needle connector, when the interface of the expansion connector needs to be changed according to special requirements, adaptation of the control terminal can be achieved only by replacing the docking station device, the design of the whole control terminal does not need to be changed, and the universalization, serialization and modularization levels of terminal products are improved.

Description

Technical Field

[0001] The invention belongs to the field of computer hardware, and in particular relates to a small expansion dock device capable of quickly adapting to a control terminal. Background Art

[0002] Traditional control terminal devices have fixed functions and performance, and the extended aviation plug interface is customized according to user needs. The aviation plug interface is usually designed as an integrated structure with the entire device. Once there is a need to upgrade or change the device function, the entire device needs to be redesigned and produced. Therefore, the level of product commonality, serialization and modularization is low, which cannot adapt to the trend of rapid product iteration and standardization, and increases the design cost and design cycle, and has certain limitations. Summary of the invention

[0003] 1. Technical issues to be resolved

[0004] The technical problem to be solved by the present invention is how to provide a small expansion dock device that can quickly adapt to the control terminal to solve the problem of low level of universalization, serialization and modularization of the extended aviation plug interface.

[0005] (II) Technical solution

[0006] In order to solve the above technical problems, the present invention provides a small expansion dock device that can quickly adapt to a control terminal, the expansion dock device comprising: an expansion dock shell (1), a cover plate (2), a navigation plug plate (3), a nut plate (4), a magnetic pin connector socket (5), a conductive rubber pad (6), a captive screw (7) and a countersunk screw (8);

[0007] The expansion dock shell (1) is a rectangular cavity, the inner cavity length, width and outer dimensions are determined according to the size A×B of the installed aviation plug board (3), the inner depth of the expansion dock shell is determined according to the height of the connector on the aviation plug board after welding, and a plurality of support columns are provided to increase the rigidity of the aviation plug board; the expansion dock shell (1) is provided with a connector mounting hole, and the hole opening design is performed according to the shape of different connectors; mounting threaded holes for matching with captive screws (7) are reserved around the periphery for fastening with the control terminal; threaded holes are evenly distributed on the edge of the shell for matching with the mounting holes of the cover plate (2); and the outside of the expansion dock shell (1) is designed with a weight reduction groove according to the wall thickness;

[0008] The cover plate (2) is a rectangular thin plate with a thickness of 3 mm. The length and width are consistent with the external dimensions of the expansion dock shell (1). A mounting hole is provided in the center of the cover plate for externally outputting the magnetic pin connector on the back of the navigation plug-in board (3); screw holes are provided around the cover plate to cooperate with the expansion dock shell (1) to seal and install the navigation plug-in board (3);

[0009] The navigation board (3) is a circuit board with connectors welded on both the front and back sides, with a length of A and a width of B. A plurality of external output connectors are welded on the front side, and a magnetic pin connector socket (5) is welded on the back side. When the connector on the front side of the navigation board (3) is installed with the docking station housing (1), it is fastened by equipping the back side of the flange with a nut plate (4) or the thread of the flange itself.

[0010] The nut plate (4) is a square metal plate with a circular hole in the middle. The diameter of the hole is larger than the diameter D1 of the rear housing of the connector. The four corners of the nut plate are evenly distributed with threaded holes with a hole diameter of M3. The hole spacing is consistent with the mounting hole spacing of the connector flange.

[0011] The magnetic elastic pin connector socket (5) is a rectangular connector, one end of which contacts the elastic end of the plug on the control terminal, and the other end is in the form of printed circuit board perforation welding. After the connector head and the socket are plugged in, they can withstand an axial separation force of about 40N.

[0012] The conductive rubber pad (6) is a square gasket, the material is conductive and compressible, the center is a circular hole, the diameter is larger than the diameter D2 of the connector front housing, the four corners of the conductive rubber pad are evenly distributed with circular holes, and the hole spacing is consistent with the connector flange mounting hole spacing;

[0013] The captive screws (7) are M3×14 screws which pass through the M3 threaded through holes around the expansion dock housing (1) to keep them in a fixed position when the expansion dock is not connected to the control terminal; when connected, they are used for secondary reinforcement to prevent the magnetic elastic connector plug and socket from separating under vibration conditions;

[0014] The countersunk screw (8) is a countersunk nail, used to fix the cover plate (2) and the docking station housing (1), and to make the nail head flush with the cover plate.

[0015] (III) Beneficial effects

[0016] The present invention proposes a small expansion dock device that can quickly adapt to a control terminal. The present invention makes the control terminal and the expansion dock device relatively independent, and the expansion dock device is designed to be a small and compact structure; a magnetic spring pin connector is used to achieve a quick connection between the two. When the expansion connector interface needs to be changed for special needs, the control terminal can be adapted by simply replacing the expansion dock device without changing the overall design of the control terminal, thereby improving the level of universalization, serialization and modularization of terminal products. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 An exploded view of a small expansion docking station device capable of quickly adapting to a control terminal according to the present invention;

[0018] Figure 2 It is a structural schematic diagram of a small expansion dock device that can quickly adapt to a control terminal;

[0019] Figure 3 A schematic diagram of a docking station housing of a small docking station device that can be quickly adapted to a control terminal;

[0020] Figure 4 A schematic diagram of a cover plate of a small expansion dock device that can quickly adapt to a control terminal;

[0021] Figure 5 A schematic diagram of an aviation plug-in board of a small expansion dock device that can quickly adapt to a control terminal;

[0022] Figure 6 A schematic diagram of a nut plate of a small expansion docking device that can be quickly adapted to a control terminal;

[0023] Figure 7 A schematic diagram of a conductive rubber pad of a small expansion dock device that can quickly adapt to a control terminal;

[0024] Figure 8 A schematic diagram of a non-removable screw of a small expansion dock device that can be quickly adapted to a control terminal;

[0025] Fig. 9 A schematic diagram of the internal installation of a small expansion dock device that can quickly adapt to a control terminal;

[0026] Fig.10 A schematic diagram of the use of a small expansion dock device that can quickly adapt to a control terminal.

[0027] In the figure: 1. Docking station shell 2. Cover plate 3. Aviation plug plate 4. Nut plate 5. Magnetic pin connector 6. Conductive rubber pad 7. Captive screws 8. Screws. DETAILED DESCRIPTION

[0028] In order to make the purpose, content and advantages of the present invention more clear, the specific implementation methods of the present invention are further described in detail below in conjunction with the drawings and examples.

[0029] The invention belongs to the field of computer hardware, and in particular relates to a small expansion dock device capable of quickly adapting to a control terminal.

[0030] In order to solve the above problems existing in the current control terminal, the present invention provides a small expansion dock device that can quickly adapt to the control terminal, which has the characteristics of small size, simple structure, strong interchangeability, convenient connection, and certain environmental adaptability.

[0031] A small expansion dock device that can be quickly adapted to a control terminal includes: an expansion dock shell, a cover plate, an air plug plate, a nut plate, a magnetic pin connector, a conductive rubber pad, a captive screw, and a countersunk screw. The front of the air plug plate is welded with a corresponding connector as an external output interface according to different needs, and is quickly fastened to the expansion dock shell by adding a nut plate on the back of the connector flange; a magnetic pin connector socket is welded on the back of the air plug plate; the cover plate seals the air plug plate into the expansion dock and ensures that all connectors can be plugged in externally; a conductive rubber pad is installed between the connector and the cover plate and the expansion dock shell to ensure the sealing and electromagnetic shielding of the expansion dock; the entire small expansion dock device is quickly plugged in with the magnetic connector plug on the back of the control terminal through the magnetic pin connector socket, and is quickly fastened by the captive screws thereon to enhance its vibration resistance.

[0032] Embodiment 1:

[0033] The present invention has a compact structure and is easy to install. The control terminal can be adapted by simply replacing the expansion dock device. The magnetic pin connector can reliably plug and transmit signals, thereby improving the universalization, serialization and modularization of terminal products. In order to make the purpose, content and advantages of the present invention clearer, the specific implementation of the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0034] The present invention provides a small expansion dock device capable of quickly adapting to a control terminal, comprising: an expansion dock shell (1), a cover plate (2), an air plug plate (3), a nut plate (4), a magnetic spring pin connector socket (5), a conductive rubber pad (6), a captive screw (7) and a countersunk screw (8).

[0035] The expansion dock shell (1) is a rectangular cavity, the inner cavity length and width dimensions are determined according to the size A×B of the installed aviation plug board (3), not less than (A+5)×(B+5), and the outer dimensions are not greater than (A+20)×(B+18); the inner depth of the expansion dock shell is determined according to the height of the connector on the aviation plug board after welding, which is 25.4 mm, and a plurality of support columns are provided to improve the rigidity of the aviation plug board; the expansion dock shell (1) is provided with a connector mounting hole, and the hole is designed according to the shape of different connectors; 6-8 mounting threaded holes M3 are reserved around the shell for matching with captive screws (7) for fastening with the control terminal; M3 threaded holes are evenly distributed on the edge of the shell, with a depth of 6 mm, for matching with the mounting holes of the cover plate (2); the outer weight reduction grooves of the expansion dock shell (1) are designed according to the wall thickness to make the shell small and compact.

[0036] The cover plate (2) is a rectangular thin plate with a thickness of 3 mm. The length and width are consistent with the external dimensions of the expansion dock shell (1). A mounting hole is provided in the center of the cover plate for externally outputting the magnetic pin connector on the back of the aviation plug-in board (3); screw holes are provided around the cover plate to cooperate with the expansion dock shell (1) to seal and install the aviation plug-in board (3); an annular groove is provided on the overlap surface between the cover plate (2) and the expansion dock shell (1) for filling shielding material.

[0037] The aviation plug board (3) is a circuit board with connectors welded on both the front and back sides, with a length of A and a width of B. A plurality of external output connectors are welded on the front side, and a magnetic pin connector socket (5) is welded on the back side. When the connector on the front side of the aviation plug board (3) is installed with the docking station housing (1), it is fastened by equipping the back side of the flange with a nut plate (4) or the thread of the flange itself, so as to reduce the stress generated at the welding pin.

[0038] The nut plate (4) is a square metal plate with a thickness of 3 mm and a side length ranging from 15 mm to 25 mm. There is a round hole in the middle with a diameter larger than the diameter D1 of the connector rear shell. The four corners of the nut plate are evenly distributed with threaded holes with a hole diameter of M3. The hole spacing is consistent with the mounting hole spacing of the connector flange.

[0039] The magnetic spring pin connector socket (5) is a rectangular connector, one end of which contacts the elastic end of the plug (on the control terminal) and the other end is in the form of printed circuit board perforation welding. After the connector head and the socket are plugged together, they can withstand an axial separation force of about 40N.

[0040] The conductive rubber pad (6) is a square pad with a thickness of 0.81 mm. Its material is conductive and compressible. Its side length ranges from 15 mm to 25 mm and is consistent with the side length of the corresponding connector flange. There is a circular hole in the middle with a diameter greater than the diameter D2 of the connector front housing. The four corners of the conductive rubber pad are evenly distributed with circular holes with a hole diameter of Φ3.5. The hole spacing is consistent with the mounting hole spacing of the connector flange.

[0041] The captive screws (7) are M3×14 screws which pass through the M3 threaded through holes around the expansion dock housing (1) and remain in a captive state when the expansion dock is not connected to the control terminal; when connected, they are used for secondary reinforcement to prevent the magnetic elastic connector plug and socket from separating under vibration and other conditions.

[0042] The countersunk screw (8) is a countersunk nail, used to fix the cover plate (2) and the docking station housing (1), and to make the nail head flush with the cover plate.

[0043] During installation, the nut plate (4) is first inserted into the rear end of the connector to be welded on the front side of the aviation plug board (3), and then the connector is welded; when the aviation plug board (3) is installed as a whole on the expansion dock shell (1), a conductive rubber pad (6) of corresponding size is installed between the expansion dock shell (1) and the connector flange, and the conductive rubber pad (6) is kept in a certain compression state to ensure electromagnetic shielding. The specific installation is as follows: Fig. 9 shown.

[0044] When the small expansion dock device is connected to the control terminal, first align the magnetic connector plug and socket to quickly attract each other, and then tighten 6-8 captive screws to fasten the connection, so that the control terminal and the expansion dock can be quickly adapted. When the use requirements change, only the navigation plug board (3) and the expansion dock shell (1) need to be changed to expand the external connection of the control terminal.

[0045] The present invention makes the control terminal and the expansion dock device relatively independent, and the expansion dock device is designed to be a small and compact structure; the two are quickly connected through a magnetic spring pin connector, and when the expansion connector interface needs to be changed for special needs, the control terminal can be adapted by simply replacing the expansion dock device without changing the overall design of the control terminal, thereby improving the level of commonality, serialization and modularization of terminal products.

[0046] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A small expansion dock device that can quickly adapt to a control terminal, characterized in that: The docking station device comprises: an docking station housing (1), a cover plate (2), a flight plug plate (3), a nut plate (4), a magnetic spring pin connector socket (5), a conductive rubber pad (6), a captive screw (7) and a countersunk screw (8); The expansion dock shell (1) is a rectangular cavity, the inner cavity length, width and outer dimensions are determined according to the size A×B of the installed aviation plug board (3), the inner depth of the expansion dock shell is determined according to the height of the connector on the aviation plug board after welding, and a plurality of support columns are provided to increase the rigidity of the aviation plug board; the expansion dock shell (1) is provided with a connector mounting hole, and the hole opening design is performed according to the shape of different connectors; mounting threaded holes for matching with captive screws (7) are reserved around the periphery for fastening with the control terminal; threaded holes are evenly distributed on the edge of the shell for matching with the mounting holes of the cover plate (2); the outside of the expansion dock shell (1) is designed with a weight reduction groove according to the wall thickness; The cover plate (2) is a rectangular thin plate with a thickness of 3 mm. The length and width are consistent with the external dimensions of the expansion dock shell (1). A mounting hole is provided in the center of the cover plate for externally outputting the magnetic pin connector on the back of the navigation plug-in board (3); screw holes are provided around the cover plate to cooperate with the expansion dock shell (1) to seal and install the navigation plug-in board (3); The navigation board (3) is a circuit board with connectors welded on both the front and back sides, with a length of A and a width of B. A plurality of external output connectors are welded on the front side, and a magnetic pin connector socket (5) is welded on the back side. When the connector on the front side of the navigation board (3) is installed with the docking station housing (1), it is fastened by equipping the back side of the flange with a nut plate (4) or the thread of the flange itself. The nut plate (4) is a square metal plate with a circular hole in the middle. The diameter of the hole is larger than the diameter D1 of the rear housing of the connector. The four corners of the nut plate are evenly distributed with threaded holes with a hole diameter of M3. The hole spacing is consistent with the mounting hole spacing of the connector flange. The magnetic elastic pin connector socket (5) is a rectangular connector, one end of which contacts the elastic end of the plug on the control terminal, and the other end is in the form of printed circuit board perforation welding. After the connector head and the socket are plugged in, they can withstand an axial separation force of about 40N. The conductive rubber pad (6) is a square gasket, the material is conductive and compressible, the center is a circular hole, the diameter is larger than the diameter D2 of the connector front housing, the four corners of the conductive rubber pad are evenly distributed with circular holes, and the hole spacing is consistent with the connector flange mounting hole spacing; The captive screws (7) are M3×14 screws which pass through the M3 threaded through holes around the expansion dock housing (1) to keep them in a fixed position when the expansion dock is not connected to the control terminal; when connected, they are used for secondary reinforcement to prevent the magnetic elastic connector plug and socket from separating under vibration conditions; The countersunk screw (8) is a countersunk nail, used to fix the cover plate (2) and the docking station housing (1), and to make the nail head flush with the cover plate.

2. The small expansion dock device capable of quickly adapting to a control terminal as claimed in claim 1, characterized in that: The inner cavity length and width of the expansion dock housing (1) are not less than (A+5)×(B+5).

3. The small expansion dock device capable of quickly adapting to a control terminal as claimed in claim 1, characterized in that: The external dimensions of the docking station housing (1) are no greater than (A+20)×(B+18).

4. The small expansion dock device capable of quickly adapting to a control terminal as claimed in claim 1, characterized in that: The depth inside the docking station shell is 25.4mm.

5. The small expansion dock device capable of quickly adapting to a control terminal as claimed in claim 1, characterized in that: The number of threaded holes for mounting captive screws (7) on the docking station shell (1) is 6-8, and the depth of the threaded holes on the edge of the shell is 6 mm.

6. The small expansion dock device capable of quickly adapting to a control terminal as claimed in claim 1, characterized in that: An annular groove is provided on the overlapping surface between the cover plate (2) and the docking station shell (1) for filling shielding material.

7. The small expansion dock device capable of quickly adapting to a control terminal as claimed in claim 1, characterized in that: The thickness of the nut plate (4) is 3 mm, the side length ranges from 15 mm to 25 mm, and is consistent with the side length of the corresponding connector flange.

8. The small expansion dock device capable of quickly adapting to a control terminal as claimed in claim 1, characterized in that: The thickness of the conductive rubber pad (6) is 0.81 mm, and the side length ranges from 15 mm to 25 mm.

9. The small expansion dock device capable of quickly adapting to a control terminal according to any one of claims 1 to 8, characterized in that: During installation, the nut plate (4) is first inserted into the rear end of the connector to be welded on the front side of the aviation plug board (3), and then the connector is welded; when the aviation plug board (3) is installed as a whole on the expansion dock shell (1), a conductive rubber pad (6) of corresponding size is installed between the expansion dock shell (1) and the connector flange, and the conductive rubber pad (6) is kept in a certain compression state to ensure electromagnetic shielding.

10. The small expansion dock device capable of quickly adapting to a control terminal as claimed in claim 9, characterized in that: When the small expansion dock device is connected to the control terminal, first align the magnetic connector plug and socket to quickly attract each other, and then tighten 6-8 captive screws to fasten it, so as to achieve rapid adaptation of the control terminal and the expansion dock; when the use requirements change, only the navigation plug board (3) and the expansion dock shell (1) need to be changed to expand the external connection of the control terminal.

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