CN118073924B - Hub and charger - Google Patents
Hub and charger Download PDFInfo
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- CN118073924B CN118073924B CN202410466339.4A CN202410466339A CN118073924B CN 118073924 B CN118073924 B CN 118073924B CN 202410466339 A CN202410466339 A CN 202410466339A CN 118073924 B CN118073924 B CN 118073924B
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- interference
- flexible anti
- shielding layer
- hub
- tail
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- 238000004806 packaging method and process Methods 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 106
- 230000017525 heat dissipation Effects 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 18
- 239000004744 fabric Substances 0.000 claims description 10
- 230000002265 prevention Effects 0.000 claims description 7
- 238000004146 energy storage Methods 0.000 claims description 6
- 230000008034 disappearance Effects 0.000 claims description 5
- 239000011229 interlayer Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000013461 design Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
- H01R31/065—Intermediate parts for linking two coupling parts, e.g. adapter with built-in electric apparatus
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0045—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention relates to the technical field of hubs, and particularly discloses a hub and a charger, a shell and a plurality of USB interfaces embedded and installed in the shell; the USB interface comprises a tail part for packaging a chip or a circuit board; the convection assembly is assembled at the tail part and used for taking away heat; an expandable shielding layer mounted on the outside of the tail; the shielding layer comprises an anti-electromagnetic interference attaching state and a deformation capacity expansion state, the shielding layer can fully enclose the tail part in the attaching state, and when a plurality of USB interfaces are used simultaneously and overheat occurs, the shielding layer can enter the deformation capacity expansion state, and one surface of the shielding layer is adjusted and expanded to form a vanishing channel; the two ends of the vanishing channel are communicated with the convection assembly, and the electromagnetic shielding and overheat treatment switching device realizes switching between electromagnetic shielding and overheat treatment, and can maintain electromagnetic interference resistance under overheat condition.
Description
Technical Field
The invention relates to the technical field of hubs, in particular to a hub and a charger.
Background
The USB hub is an electronic device capable of expanding a single USB interface into a plurality of interfaces, so that a plurality of USB devices can be allowed to be connected to a computer at the same time, which is particularly useful for a computer with a limited number of USB interfaces, and solves the problem of insufficient interfaces, in particular a notebook computer.
At present, in a hub, at least more than three USB interfaces are provided, and in order to reduce the size of the hub, the positions of the USB interfaces are inevitably pulled up, so that electromagnetic interference can be generated when adjacent USB chips work simultaneously, which causes unstable USB external devices, reduces data transmission efficiency, even makes mistakes, and also possibly causes interference to a power line.
Disclosure of Invention
The invention provides a hub and a charger, which realize switching between electromagnetic shielding and overheat treatment, can maintain electromagnetic anti-interference capability under overheat condition, and can reduce electromagnetic interference and heat dissipation while miniaturizing the hub.
In order to achieve the above purpose, the present invention provides the following technical solutions:
A hub, comprising:
A plurality of USB interfaces embedded in the shell; the USB interface comprises a tail part for packaging a chip or a circuit board; the convection assembly is assembled at the tail part and used for taking away heat; an expandable shielding layer mounted on the outside of the tail; the shielding layer comprises an anti-electromagnetic interference attaching state and a deformation capacity expansion state, the shielding layer can fully enclose the tail part in the attaching state, and when a plurality of USB interfaces are used simultaneously and overheat occurs, the shielding layer can enter the deformation capacity expansion state, and one surface of the shielding layer is adjusted and expanded to form a vanishing channel; two ends of the vanishing channel are communicated with the convection assembly; the shielding layer consists of a lower surrounding part and a variable surrounding part, the variable surrounding part is assembled on the outer wall of the concentrated heating area at the tail part, the variable surrounding part can release the bonding of the outer wall of the tail part in a deformation capacity-expansion state, and the lower surrounding part permanently bonds the remaining outer wall except the concentrated heating area at the tail part in a bonding mode; the utility model discloses a USB interface, including the shell of USB interface, the cover body is installed on the USB interface, the wind-guiding groove has all been seted up to the both sides of the cover body, the cover body design is in the outside of shielding layer, wind-guiding groove and disappearance passageway both ends butt joint, the convection current passageway has still been seted up to the inside of shell, afterbody and cover body all are arranged in the convection current passageway, the filter mesh with the butt joint of convection current passageway has been seted up to the outer wall of shell, the internally mounted of shell has the fan that shifts out convection current passageway inside air.
Optionally, the variable surrounding part includes a first flexible anti-interference layer, the first flexible anti-interference layer forms a revolving structure connected end to end in a concave path, a gap is left at a joint of the revolving structure, a concave lower recess of the revolving structure can displace upwards to separate from the joint between inner walls of the first flexible anti-interference layer, and the gap is enlarged to form a rectangular vanishing channel; and a driver for controlling the downward concave part to move upwards is also arranged on the USB interface.
Optionally, the heat dissipation hole has been seted up to the laminating department of the concentrated heating area of first flexible interference killing layer and afterbody, is located the space the multiunit stay cord is installed between the concave down concave inner wall of revolution mechanic, multiunit the length of stay cord is from long to short to long again in the direction of inserting of USB interface, so that the laminating part of the concentrated heating area of first flexible interference killing layer and afterbody is upwards stretched to like the arc form, enlarges the cross-section scope of heat dissipation hole.
Optionally, the variable surrounding part includes a heat-conducting plate installed at the tail concentrated heating area, the top of the heat-conducting plate is rotatably installed with a plurality of second flexible anti-interference layers, when the second flexible anti-interference layers are all rotated to a horizontal state, the second flexible anti-interference layers are sequentially connected end to end in the horizontal direction, the second flexible anti-interference layer at the outermost side in the horizontal direction is connected with the lower surrounding part, conductive cloth is installed between the free ends of two adjacent second flexible anti-interference layers, and after the transition from the attaching state to the deformation expansion state is completed, a parallelogram vanishing channel is formed between the conductive cloth, the heat-conducting plate and the two adjacent second flexible anti-interference layers; the top of the heat conducting plate is also provided with a controller for driving the second flexible anti-interference layers to rotate synchronously.
Optionally, the heat conduction hole has been seted up on the heat-conducting plate, just the inside design of second flexible interference prevention layer has the intermediate layer space, the filling is installed in the intermediate layer space and is supported firmly, the outer wall that the second flexible interference prevention layer is close to the bottom has been laid the film, the second flexible interference prevention layer can seal the heat conduction hole when being in the horizontality, two adjacent the distance of the rotation end of second flexible interference prevention layer is less than the horizontal length of second flexible interference prevention layer.
Optionally, a temperature control module is integrated on the circuit board in the tail, and the temperature control module can monitor the heat state of the tail.
Optionally, the shielding layer is made of flexible deformable conductive foam, and the outer wall of the tail part is further coated with an anti-interference coating.
The charger comprises a hub, an energy storage power supply is further arranged in the charger, the energy storage power supply can supply power for a USB interface of the hub, and a USB-C input end is further designed on the charger.
Compared with the prior art, the invention has the following beneficial effects: through the extensible shielding layer of outside assembly at the afterbody, make it can surround the afterbody under the laminating state, the interference source in shielding electronic equipment improves electromagnetic shield effect, also can effectively shield the interference of external electromagnetic wave, the protection afterbody, can also shield and prevent the giving off of radiation simultaneously effectively, when two adjacent USB interfaces or a plurality of USB interfaces carry out high-power or high-strength operation, when can appear high temperature overheat phenomenon, the shielding layer can get into deformation dilatation state, the shielding layer can adjust the dilatation and form the disappearance passageway, can dock with the convection assembly when the disappearance passageway forms, thereby make the heat in the disappearance passageway take away the transfer to the convection assembly.
Drawings
FIG. 1 is a schematic view of the external perspective of a hub according to the present invention;
FIG. 2 is a schematic diagram of a structure of a USB interface and a shielding layer according to the present invention;
FIG. 3 is a schematic diagram illustrating an internal structure of a USB interface according to the present invention;
FIG. 4 is a schematic diagram illustrating a fitting state of a first embodiment of a shielding layer according to the present invention;
FIG. 5 is a diagram illustrating a deformation expansion state of a first embodiment of a shielding layer according to the present invention;
FIG. 6 is a right side view of FIG. 4 in accordance with the present invention;
FIG. 7 is a schematic diagram illustrating a fitting state of a second embodiment of a shielding layer according to the present invention;
FIG. 8 is a cross-sectional view of a second embodiment of a shield layer according to the present invention;
FIG. 9 is a diagram illustrating a deformation expansion state of a second embodiment of a shielding layer according to the present invention;
Fig. 10 is a perspective view showing the structure of the inner part of the hub according to the present invention.
In the figure: 1. a housing; 2. a USB interface; 3. a cover body; 4. tail part; 5. a first flexible tamper-proof layer; 6. a lower surrounding part; 7. a pull rope; 8. a second flexible tamper-proof layer; 9. a heat conductive plate; 11. a filter mesh; 12. an air guide groove; 13. a convection channel; 14. a hard support; 15. and (5) conducting cloth.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 10, the present invention provides a technical solution: a hub, comprising:
A plurality of USB interfaces 2 embedded and installed in the shell 1; the USB interface 2 comprises a tail 4 for packaging a chip or a circuit board; a convection assembly mounted to the tail portion 4 for taking heat away; an expandable shielding layer fitted outside the tail 4; the shielding layer comprises an electromagnetic interference prevention attaching state and a deformation capacity expansion state, the shielding layer can fully enclose the tail 4 in the attaching state, and when a plurality of USB interfaces 2 are used simultaneously and overheat occurs, the shielding layer can enter the deformation capacity expansion state, and one surface of the shielding layer is adjusted and expanded to form a vanishing channel; the two ends of the disappearing channel are communicated with the convection assembly.
In the prior art, a hub generally adopts physical isolation to reduce electromagnetic interference between two adjacent USB interfaces, for example, when the hub is designed, the physical distance between the two adjacent USB interfaces is increased as much as possible, or stable power supply is provided, interference caused by power fluctuation is reduced, in the invention, an expandable shielding layer is assembled outside the tail 4, so that the tail 4 can be surrounded in a bonding state, an interference source in electronic equipment is shielded, the electromagnetic shielding effect is improved, the interference of external electromagnetic waves can be effectively shielded, the tail 4 is protected, radiation emission can be effectively shielded and prevented, when the two adjacent USB interfaces 2 or a plurality of USB interfaces 2 perform high-power or high-strength operation, high heat is emitted between the two USB interfaces 2 which are close to each other, and accordingly, the working capacity of the USB chip is reduced.
In a preferred embodiment, the shielding layer is composed of a lower surrounding portion 6 and a variable surrounding portion, the variable surrounding portion is assembled on the outer wall of the concentrated heating area of the tail portion 4, the variable surrounding portion can release the adhesion of the outer wall of the tail portion 4 in a deformation capacity-expanding state, the lower surrounding portion 6 permanently adheres the remaining outer wall except the concentrated heating area of the tail portion 4 in a pasting mode, please refer to fig. 2 to 6, in the embodiment, the lower surrounding portion 6 can be of a box-type structure without a cover, the lower surrounding portion 6 can be matched with the variable surrounding portion to coat the tail portion 4 in an omnibearing mode, the shielding effect is improved, the lower surrounding portion 6 can ensure stability in a pasting mode, the variable surrounding portion can aim at the concentrated heating area of the tail portion 4, and the variable surrounding portion can conduct deformation capacity expansion and accurate heat dissipation under high-strength work.
In a preferred embodiment, the convection assembly includes a cover body 3 mounted on the USB interface 2, two sides of the cover body 3 are both provided with air guiding grooves 12, the cover body 3 is designed outside the shielding layer, the air guiding grooves 12 are abutted to two ends of the convection channel, the inside of the housing 1 is further provided with a convection channel 13, the tail 4 and the cover body 3 are both located in the convection channel 13, the outer wall of the housing 1 is provided with a filter mesh 11 abutted to the convection channel 13, the inside of the housing 1 is provided with a fan for transferring air inside the convection channel 13, the fan is not shown in the figure, different fans can be used according to actual requirements, please refer to fig. 10, in this embodiment, because the tail 4 and the cover body 3 are both in the convection channel 13, the convection state of the convection channel 13 can always dissipate heat to the USB interface 2 and the tail 4, and simultaneously when the fan is in the overheat state, the fan is started, the flow of the air is accelerated, the heat exchange efficiency is improved, and secondly, the shielding layer is switched to the deformation expansion state to form the dissipation channel, the capacity of the dissipation channel and the butt joint with the convection channel 13 can both improve the heat dissipation efficiency.
Based on the shielding layer example, two embodiments of the variable enclosure are proposed.
Embodiment one:
The variable surrounding part comprises a first flexible anti-interference layer 5, the first flexible anti-interference layer 5 forms a rotary structure connected end to end through a concave path, a gap is reserved at the joint of the rotary structure, the concave lower recess of the concave rotary structure can be displaced upwards to separate from the joint between the inner walls of the first flexible anti-interference layer 5, and the gap is enlarged to form a rectangular vanishing channel; the USB interface 2 is further provided with a driver for controlling the recess to move upwards, as shown in fig. 2 to 6, in this embodiment, the recess can be controlled to move upwards by the driver, so that the variable surrounding portion can be switched from the attaching state to the deformation capacity-expansion state, and the limit of the switching is that when the USB interface 2 works at high strength and is overheated, the first flexible anti-interference layer 5 is switched from the concave gap to the rectangular vanishing channel, so that heat dissipation can be enhanced when the USB interface is overheated, and the first flexible anti-interference layer 5 can also maintain a certain electromagnetic shielding function.
Wherein the driver can be polymer or metal with memory function to control the upward movement of the lower concave part, and then to make the upward movement of the lower concave part uniform, a flat plate is arranged on the outer wall of the lower concave part for supporting.
On the basis of the first embodiment, the joint of the first flexible anti-interference layer 5 and the tail 4 concentrated heating area is provided with the heat dissipation holes, a plurality of groups of pull ropes 7 are installed between the inner walls of the lower concave parts of the rotary structures in the gaps, the lengths of the groups of pull ropes 7 are from long to short to long in the insertion direction of the USB interface 2, so that the joint part of the first flexible anti-interference layer 5 and the tail 4 concentrated heating area is stretched upwards to be arc-like, the cross section range of the heat dissipation holes is enlarged, referring to fig. 5, in the embodiment, through designing the heat dissipation holes, after the heat dissipation channels are formed, the heat dissipation holes can be communicated with the heat dissipation channels, and the heat dissipation channels are butted with the convection components, so that heat in the tail 4 can be more efficiently transferred to the heat dissipation channels through the heat dissipation holes, and therefore the heat dissipation efficiency is further improved.
The heat dissipation holes can be in extrusion sealing under the bonding state, and can be used as heat transfer channels after the bonding part of the first flexible anti-interference layer 5 and the tail 4 concentrated heating area is stretched.
Embodiment two:
The variable surrounding part comprises a heat conducting plate 9 arranged at the concentrated heating area of the tail part 4, a plurality of second flexible anti-interference layers 8 are rotatably arranged at the top of the heat conducting plate 9, when the second flexible anti-interference layers 8 are all rotated to a horizontal state, the second flexible anti-interference layers 8 are sequentially connected end to end in the horizontal direction, the second flexible anti-interference layer 8 at the outermost side in the horizontal direction is connected with the lower surrounding part 6, an electric conduction cloth 15 is arranged between the free ends of the two adjacent second flexible anti-interference layers 8, and after the bonding state is converted to the deformation expansion state, a parallelogram vanishing channel is formed among the electric conduction cloth 15, the heat conducting plate 9 and the two adjacent second flexible anti-interference layers 8; in this embodiment, through the rotation of the second flexible anti-interference layers 8, when the second flexible anti-interference layers 8 are in a horizontal state, the second flexible anti-interference layers 8 are connected end to end, so as to coat the concentrated heating area of the tail 4, and the coating of the lower surrounding part 6 is matched to form an efficient shield, thereby reducing electromagnetic interference, and secondly, when the second flexible anti-interference layers 8 are converted from a horizontal state to an inclined state, the shielding layer is converted from a bonding state to a deformation expansion state, thereby forming a vanishing channel, improving heat dissipation efficiency, wherein the controller can select the mechanical cooperation of rack and pinion, and drive the rack to displace by utilizing a miniature electric telescopic rod, so that the gear and the second flexible anti-interference layers 8 rotate, thereby reducing interference.
Secondly, through designing conductive cloth 15, and conductive cloth 15 is correlated with the free ends of two second flexible anti-interference layers 8, can make conductive cloth and two second flexible anti-interference layers 8 between form the wire connection, ensure when the heat dissipation can guarantee certain electromagnetic shielding ability.
On the basis of the second embodiment, the heat conducting plate 9 is provided with a heat conducting hole, an interlayer space is designed in the second flexible anti-interference layer 8, a hard support 14 is filled and installed in the interlayer space, the second flexible anti-interference layer 8 is close to the outer wall of the bottom, a film is paved on the outer wall of the second flexible anti-interference layer 8, the heat conducting hole is sealed when the second flexible anti-interference layer 8 is in a horizontal state, the distance between the rotating ends of the two adjacent second flexible anti-interference layers 8 is smaller than the horizontal length of the second flexible anti-interference layer 8, please refer to fig. 8 and 9, in the embodiment, the rigidity of the second flexible anti-interference layer 8 can be improved through the cooperation of the interlayer space and the hard support 14, the control of rotation is facilitated, the internal heat can be quickly transferred to a vanishing channel through the cooperation of the heat conducting hole and the heat conducting plate 9, and secondly, the distance between the rotating ends of the two adjacent second flexible anti-interference layers 8 is smaller than the horizontal length of the second flexible anti-interference layer 8 through the design, so that the two adjacent second flexible anti-interference layers 8 are in an abutting state or interference state when connected in a head-tail state, and the stability of connection is improved.
Further, a temperature control module is integrated on the circuit board in the tail 4, and the temperature control module can monitor the heat state of the tail 4 and can be associated with the fan, the driver and the controller.
Further, the shielding layer is made of flexible deformable conductive foam, and the outer wall of the tail 4 is further coated with an anti-interference coating.
The charger comprises the hub in any embodiment, an energy storage power supply is further arranged in the charger, the energy storage power supply can supply power for the USB interface 2 of the hub, the charger is further designed to be provided with a USB-C input end, and the charger can be used as charging equipment and also used as an external connection to connect a peripheral with a computer end.
By utilizing the cooperation of the above structures, the switching between electromagnetic shielding and overheat treatment is realized, the electromagnetic anti-interference capability can be maintained under overheat condition, and the problems of electromagnetic interference and heat dissipation can be reduced while the hub is miniaturized.
The standard components used in the present embodiment may be purchased directly from the market, but the nonstandard structural components according to the descriptions of the specification and the drawings may also be obtained by unambiguous processing according to the conventional technical knowledge, and meanwhile, the connection manner of each component adopts the conventional means mature in the prior art, and the machinery, the components and the equipment all adopt the conventional types in the prior art, so that the specific description will not be made here.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A hub, characterized by: comprising the following steps:
A shell (1) and a plurality of USB interfaces (2) embedded and installed in the shell;
The USB interface (2) comprises a tail part (4) for packaging a chip or a circuit board;
a convection assembly mounted to the tail portion (4) for removing heat;
An expandable shielding layer fitted outside the tail (4);
The shielding layer comprises an electromagnetic interference prevention attaching state and a deformation capacity expansion state, the shielding layer can fully enclose the tail part (4) in the attaching state, and when a plurality of USB interfaces (2) are used simultaneously and overheat occurs, the shielding layer can enter the deformation capacity expansion state, and one surface of the shielding layer is adjusted and expanded to form a vanishing channel;
Two ends of the vanishing channel are communicated with the convection assembly;
The shielding layer consists of a lower surrounding part (6) and a variable surrounding part, the variable surrounding part is assembled on the outer wall of the concentrated heating area of the tail part (4), the variable surrounding part can release the bonding of the outer wall of the tail part (4) in a deformation expansion state, and the lower surrounding part (6) permanently bonds the remaining outer wall except the concentrated heating area of the tail part (4) in a bonding mode;
The utility model provides a USB interface, including installing cover body (3) on USB interface (2), wind-guiding groove (12) have all been seted up to the both sides of cover body (3), the outside at the shielding layer is designed to cover body (3), wind-guiding groove (12) are docked with disappearance passageway both ends, convection channel (13) have still been seted up to the inside of shell (1), afterbody (4) and cover body (3) all are located convection channel (13), filter mesh (11) with convection channel (13) butt joint are seted up to the outer wall of shell (1), the internally mounted of shell (1) has the fan that shifts out convection channel (13) inside air.
2. The hub of claim 1, wherein: the variable surrounding part comprises a first flexible anti-interference layer (5), the first flexible anti-interference layer (5) forms a rotary structure connected end to end through a concave path, a gap is reserved at the joint of the rotary structure, the concave lower recess of the rotary structure can displace upwards to separate from the joint between the inner walls of the first flexible anti-interference layer (5), and the gap is enlarged to form a rectangular vanishing channel;
And a driver for controlling the downward concave part to move upwards is also arranged on the USB interface (2).
3. The hub of claim 2, wherein: the heat dissipation hole is formed in the joint of the first flexible anti-interference layer (5) and the tail part (4) concentrated heating area, a plurality of groups of pull ropes (7) are arranged between the inner walls of the concave recesses of the rotary structure and are positioned in the gap, the lengths of the pull ropes (7) are from long to short to long in the insertion direction of the USB interface (2), so that the joint part of the first flexible anti-interference layer (5) and the tail part (4) concentrated heating area is stretched upwards to be arc-like, and the cross section range of the heat dissipation hole is enlarged.
4. The hub of claim 1, wherein: the variable surrounding part comprises a heat conducting plate (9) arranged at a concentrated heating area of the tail part (4), a plurality of second flexible anti-interference layers (8) are rotatably arranged at the top of the heat conducting plate (9), when the second flexible anti-interference layers (8) are all rotated to a horizontal state, the second flexible anti-interference layers (8) are sequentially connected end to end in the horizontal direction, the second flexible anti-interference layer (8) at the outermost side in the horizontal direction is connected with the lower surrounding part (6), conductive cloth (15) is arranged between the free ends of the two adjacent second flexible anti-interference layers (8), and after the transition from the attaching state to the deformation expansion state is completed, a parallelogram vanishing channel is formed among the conductive cloth (15), the heat conducting plate (9) and the two adjacent second flexible anti-interference layers (8);
the top of the heat conducting plate (9) is also provided with a controller for driving the second flexible anti-interference layers (8) to synchronously rotate.
5. The hub as claimed in claim 4, wherein: the heat conduction plate (9) is provided with heat conduction holes, an interlayer space is formed in the second flexible anti-interference layer (8), a hard support (14) is filled in the interlayer space, a film is paved on the outer wall of the second flexible anti-interference layer (8) close to the bottom, the heat conduction holes can be sealed when the second flexible anti-interference layer (8) is in a horizontal state, and the distance between the rotating ends of the two adjacent second flexible anti-interference layers (8) is smaller than the horizontal length of the second flexible anti-interference layer (8).
6. The hub according to any of claims 1-5, wherein: and a temperature control module is integrated on a circuit board in the tail part (4), and the temperature control module can monitor the heat state of the tail part (4).
7. The hub of claim 6, wherein: the shielding layer is made of flexible deformable conductive foam, and an anti-interference coating is further smeared on the outer wall of the tail part (4).
8. The charger is characterized in that: a hub comprising the hub of claim 7, said charger further having an energy storage power supply built-in, said energy storage power supply being adapted to supply power to a USB interface (2) of the hub, said charger further being configured with a USB-C input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410466339.4A CN118073924B (en) | 2024-04-18 | 2024-04-18 | Hub and charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410466339.4A CN118073924B (en) | 2024-04-18 | 2024-04-18 | Hub and charger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118073924A CN118073924A (en) | 2024-05-24 |
| CN118073924B true CN118073924B (en) | 2024-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410466339.4A Active CN118073924B (en) | 2024-04-18 | 2024-04-18 | Hub and charger |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202076607U (en) * | 2009-03-10 | 2011-12-14 | 莫列斯公司 | a connector |
| CN114143617A (en) * | 2021-10-22 | 2022-03-04 | 广西电网有限责任公司 | Anti-interference WAPI wireless device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8849595B2 (en) * | 2005-10-27 | 2014-09-30 | Charles L. Manto | System and method for providing certifiable electromagnetic pulse and RFI protection through mass-produced shielded containers and rooms |
| US7845984B2 (en) * | 2008-07-01 | 2010-12-07 | Pulse Engineering, Inc. | Power-enabled connector assembly and method of manufacturing |
| JP5278304B2 (en) * | 2009-12-24 | 2013-09-04 | 日立電線株式会社 | Wire harness and manufacturing method thereof |
| CN218039975U (en) * | 2022-07-29 | 2022-12-13 | 深圳星河创意科技开发有限公司 | Convenient storage's concentrator for USB |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202076607U (en) * | 2009-03-10 | 2011-12-14 | 莫列斯公司 | a connector |
| CN114143617A (en) * | 2021-10-22 | 2022-03-04 | 广西电网有限责任公司 | Anti-interference WAPI wireless device |
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| CN118073924A (en) | 2024-05-24 |
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