CN103368018B - Positive-and-negative direction pluggable USB socket and system - Google Patents
Positive-and-negative direction pluggable USB socket and system Download PDFInfo
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- CN103368018B CN103368018B CN201310300810.4A CN201310300810A CN103368018B CN 103368018 B CN103368018 B CN 103368018B CN 201310300810 A CN201310300810 A CN 201310300810A CN 103368018 B CN103368018 B CN 103368018B
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Abstract
The invention discloses a positive-and-negative direction pluggable USB socket. The USB socket comprises a tongue plate, a first set of contact spring pieces, a second set of contact spring pieces, a first trigger switch and a second trigger switch. When a USB plug of a USB device is inserted into the USB socket in the positive direction, the first trigger switch is triggered to enable the first set of contact spring pieces to be in the working state. When the USB plug of the USB device is inserted into the USB socket in the negative direction, the second trigger switch is triggered to enable the second set of contact spring pieces to be in the working state. According to the positive-and-negative direction pluggable USB socket and system, the first trigger switch or the second trigger switch is triggered according to the direction where the USB plug is inserted, and therefore the corresponding set of the contact spring pieces in the USB socket are controlled to be in the working state to prevent a short circuit.
Description
Technical field
The present invention relates to universal serial bus technology field, particularly the pluggable Universal serial bus hub of a kind of both forward and reverse directions and system.
Background technology
Along with the development of electronic equipment, support USB (Universal Serial BUS, USB) PC and hand-held device are day by day universal, use the external equipment of USB plug, socket gradually abundant, as keyboard, mouse, printer, digital camera, scanner, game machine, vision facilities etc.
Fig. 1 is the USB socket plan structure schematic diagram of existing one side plug.Fig. 2 be existing one side plug USB socket face structural representation.Fig. 3 is the sectional structure schematic diagram of the USB socket of existing one side plug.As shown in Figure 1-Figure 3, USB socket comprises compressing tablet 1, metal shell 2, fixing pin 3, electrical pin 4, hyoplastron 5 and four contact flat springs 6.Wherein, fixing pin 3 is for being fixed on circuit substrate by USB socket, and electrical pin 4 comprises power pins, difference aligns contact pin, differential pair is negative contacts pin and grounding pin.Power pins, difference align contact pin, differential pair bears contact pin and grounding pin is corresponding with four contact flat springs 6 embedding hyoplastron the same side is respectively electrically connected.Power pins, difference align contact pin, differential pair negative contact pin and grounding pin and are all electrically connected with circuit substrate (not shown), the voltage signal exported with receiving circuit substrate, and carry out transfer of data by four contact flat springs 6 and USB plug.Because contact flat spring 6 is positioned at the same side of hyoplastron, therefore USB plug can only unidirectionally be inserted.
Fig. 4 is existing both forward and reverse directions pluggable USB socket plan structure schematic diagram.Fig. 5 be the pluggable USB socket of existing both forward and reverse directions face structural representation.Fig. 6 is the sectional structure schematic diagram of the pluggable USB socket of existing both forward and reverse directions.As Figure 4-Figure 6, existing two-sided plug USB socket is substantially identical with the structure of the USB socket that one side plugs, difference is only USB socket suitably to widen, and the both sides of hyoplastron 5 are respectively arranged with four contact flat springs 6, contact flat spring 6 respectively corresponding and the power pins in electrical pin 4, difference aligns and contact that pin, differential pair are negative contacts pin and grounding pin is corresponding connected.Contact flat spring 6 is all provided with four contact flat springs 6 due to the both sides of hyoplastron 5, then widening by USB socket size, and the both forward and reverse directions that therefore can realize USB socket is pluggable.But, when the pluggable USB socket of USB plug insertion existing both forward and reverse directions as shown in Figure 2, because the contact flat spring 6 on hyoplastron 5 has first make contact a and the second contact point b with the metal shell of USB plug, therefore, easily there is short circuit phenomenon in the pluggable USB system of existing both forward and reverse directions.
Therefore, be necessary to provide the technical scheme of improvement to overcome the above technical problem existed in prior art.
Summary of the invention
The main technical problem to be solved in the present invention is to provide the pluggable USB of a kind of both forward and reverse directions (Universal Serial BUS, USB) socket, its short circuit phenomenon that can prevent the pluggable USB socket of existing both forward and reverse directions from easily occurring when inserting USB plug.
For solving the problems of the technologies described above, the invention provides the pluggable USB of a kind of both forward and reverse directions (Universal Serial BUS, USB) socket, insert for the USB plug for USB device, described USB socket comprises hyoplastron, first group of contact flat spring, second group of contact flat spring, the first trigger switch, second trigger switch.Wherein, described first group of contact flat spring is arranged on the first surface of described hyoplastron, and described second group of contact flat spring is arranged on the second surface of described hyoplastron, and described second surface and described first surface are oppositely arranged.When the USB plug of described USB device inserts described USB socket according to positive direction, then triggering described first trigger switch makes described first group of contact flat spring in running order, when the USB plug of described USB device is according to when inserting described USB socket in the other direction, then triggers described second trigger switch and make described second group of contact flat spring in running order.
The present invention also provides a kind of USB (Universal Serial BUS, USB) system, it control module comprising the pluggable USB socket of both forward and reverse directions, USB plug and be electrically connected with described USB socket, described USB socket comprises hyoplastron, first group of contact flat spring, second group of contact flat spring, the first trigger switch, second trigger switch.Wherein, described first group of contact flat spring is arranged on the first surface of described hyoplastron, and described second group of contact flat spring is arranged on the second surface of described hyoplastron, and described second surface and described first surface are oppositely arranged.When the USB plug of described USB device inserts described USB socket according to positive direction, then described first trigger switch is triggered, it is in running order that described control module controls described first group of contact flat spring, and described second group of contact flat spring is in non operating state, when the USB plug of described USB device is according to when inserting described USB socket in the other direction, then described second trigger switch is triggered, it is in running order that described control module controls described second group of contact flat spring, and described first group of contact flat spring is in non operating state.
The pluggable USB socket of both forward and reverse directions of the present invention and system, when USB plug inserts USB socket according to positive direction, then triggering described first trigger switch makes first group of contact flat spring in running order, to make the USB plug of first group of contact flat spring read-write USB device, and second group of contact flat spring is in non operating state.When the USB plug of USB device is according to when inserting USB socket in the other direction, then triggering the second trigger switch makes second group of contact flat spring in running order, to make the USB plug of second group of contact flat spring read-write USB device, and first group of contact flat spring is in non operating state.Therefore, USB socket of the present invention and system trigger the first trigger switch or the second trigger switch according to the direction that USB plug is inserted, thus one group of contact flat spring corresponding in control USB socket is in running order, with the short circuit phenomenon preventing the pluggable USB socket of existing both forward and reverse directions from easily occurring when inserting USB plug.
By the detailed description below with reference to accompanying drawing, other side of the present invention and feature become obvious.But it should be known that described accompanying drawing is only the object design of explanation, instead of as the restriction of scope of the present invention, this is because it should with reference to additional claim.Should also be appreciated that, unless otherwise noted, unnecessaryly draw accompanying drawing to scale, they only try hard to structure described herein and flow process are described conceptually.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
Fig. 1 is the USB socket plan structure schematic diagram of existing one side plug.
Fig. 2 be existing one side plug USB socket face structural representation.
Fig. 3 is the sectional structure schematic diagram of the USB socket of existing one side plug.
Fig. 4 is existing both forward and reverse directions pluggable USB socket plan structure schematic diagram.
Fig. 5 be the pluggable USB socket of existing both forward and reverse directions face structural representation.
Fig. 6 is the sectional structure schematic diagram of the pluggable USB socket of existing both forward and reverse directions.
Fig. 7 is the plan structure schematic diagram of the pluggable USB socket of both forward and reverse directions of the present invention.
Fig. 8 be the pluggable USB socket of both forward and reverse directions of the present invention face structural representation.
Fig. 9 is the sectional structure schematic diagram of the pluggable USB socket of both forward and reverse directions of the present invention.
Figure 10 is the main TV structure schematic diagram of the pluggable USB socket of both forward and reverse directions of the present invention.
Figure 11 is the decomposing schematic representation of the pluggable USB socket of both forward and reverse directions as shown in Figure 7.
Figure 12 is the operation principle schematic diagram of the pluggable USB socket of both forward and reverse directions of the present invention.
Figure 13 is the module diagram of the pluggable USB system of both forward and reverse directions of the present invention.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.
Apply specific case herein to the pluggable Universal serial bus hub of both forward and reverse directions of the present invention, principle and the execution mode of the pluggable USB system of both forward and reverse directions are set forth, and the explanation of following execution mode just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention; all will change in specific embodiments and applications; in sum, this description should not be construed as limitation of the present invention, and protection scope of the present invention should be as the criterion with appended claim.
Fig. 7 is the plan structure schematic diagram of the pluggable USB socket of both forward and reverse directions of the present invention.Fig. 8 be the pluggable USB socket of both forward and reverse directions of the present invention face structural representation.Fig. 9 is the sectional structure schematic diagram of the pluggable USB socket of both forward and reverse directions of the present invention.Figure 10 is the main TV structure schematic diagram of the pluggable USB socket of both forward and reverse directions of the present invention.Figure 11 is the decomposing schematic representation of the pluggable USB socket of both forward and reverse directions as shown in Figure 7.Please refer to Fig. 7 to Figure 11.The pluggable USB of both forward and reverse directions (Universal Serial BUS, USB) socket, insert for the USB plug (not shown) for USB device, USB socket comprises shell 1, fixing pin 2, hyoplastron 3, first group of contact flat spring 4, second group of contact flat spring 5, first trigger switch 6, second trigger switch 7, first electrical pin group 8 and the second electrical pin group 9.Concrete, fix pin 2 for fixing USB socket in circuit board (not shown).First group of contact flat spring 4 and second group of contact flat spring 5 are separately positioned on positive and negative two surfaces of hyoplastron 3, for contacting with USB plug, to read and write the USB plug of USB device.
Concrete, first group of contact flat spring 4 comprises the first electrical power contacts shell fragment 41, first difference and aligns contact flat spring 42, first differential pair and bear contact flat spring 43 and the first ground connection contact flat spring 44.Second group of contact flat spring 5 comprises second source contact flat spring 51, second difference and aligns contact flat spring 52, second differential pair and bear contact flat spring 53 and the second ground connection contact flat spring 54.First power pins VCC1 second source pin VCC2 is used for powering to USB plug, and the first difference aligns pin D1+ and the first differential pair bears pin D1-, the second difference aligns pin D2+ and the second differential pair bears pin D2-for differential signal transmission.First grounding pin GND1 and the second grounding pin GND2 ground connection, to provide electric power loop and differential signal with reference to ground.
First electrical pin group 8 comprises the first power pins VCC1, the first difference aligns pin D1+, the first differential pair bears pin D1-and the first grounding pin GND1.Second electrical pin group 9 comprises second source pin VCC2, the second difference aligns pin D2+, the second differential pair bears pin D2-and the second grounding pin GND2.The first power pins VCC1 in first electrical pin group 8, the first difference align pin D1+, the first differential pair bears pin D1-and the first grounding pin GND1 aligns contact flat spring 42, first differential pair respectively and bears contact flat spring 43 and the first ground connection contact flat spring 44 one_to_one corresponding is electrically connected with the first electrical power contacts shell fragment 41, first difference in first group of contact flat spring 4.Second source pin VCC2 in second electrical pin group 9, the second difference align pin D2+, the second differential pair bears pin D2-and the second grounding pin GND2 aligns contact flat spring 52, second differential pair respectively and bears contact flat spring 53 and the second ground connection contact flat spring 54 one_to_one corresponding is electrically connected with second source contact flat spring 51, second difference in second group of contact flat spring 5.In one embodiment of the present invention, each pin in the first electrical pin group 8 and each pin in the second electrical pin group 9 be arranged in parallel one by one.Certainly it will be appreciated by those skilled in the art that, the position of the second electrical pin group 9 can be arranged arbitrarily as required.
Concrete, the first trigger switch 6 comprise at least one first compressing tablet 61(figure only illustrate one), the first hard contact 62 and the first trigger pin 63.One end of at least one the first compressing tablet 61 is fixedly installed on the shell 1 of USB socket, and the force side of the first compressing tablet 61 is protruded towards the first surface of hyoplastron 3, and the other end of the first compressing tablet 61 is connected with the first hard contact 62.First trigger pin 63 is connected with the first hard contact 62, is electrically connected to be formed with the first hard contact 62.Second trigger switch 7 comprises at least one second compressing tablet 71, second hard contact 72 and second trigger pin 73.One end of at least one the second compressing tablet 71 is fixedly installed on the shell 1 of USB socket, and the force side of the first compressing tablet 71 is protruded towards the second surface of hyoplastron 3, and the other end of the first compressing tablet 71 is connected with the second hard contact 72.Second trigger pin 73 is connected with the second hard contact 72, is electrically connected to be formed with the second hard contact 72.Wherein, the first hard contact 62 and the second hard contact 72 are all embedded in the upper of the shell 1 of socket.
Wherein, each pin, the first trigger pin 63 and the second trigger pin 73 in first electrical pin group 8 and the second electrical pin group 9 are electrically connected control module (referring to Figure 13) respectively, control module determines the pin in whether gating first electrical pin group 8 or the second electrical pin group 9 according to the signal on the first trigger pin 63 and the second trigger pin 73, thus controls first and trigger the operating state that shell fragment and second triggers shell fragment.
Figure 12 is the operation principle schematic diagram of the pluggable USB socket of both forward and reverse directions of the present invention.As shown in figure 12, when the USB plug of USB device does not insert USB socket according to positive direction, first compressing tablet 61 contacts with the first hard contact 62, and the second compressing tablet 71 contacts with the second hard contact 72, non-toggle state is in make the first trigger switch 6 and the second trigger switch 7, first trigger pin 63 and the second trigger pin 73 send non-toggle signal, control module (referring to Figure 13) receives non-toggle signal and pin not in gating first electrical pin group 8 and the second electrical pin group 9, first group of contact flat spring 4 and second group of contact flat spring 5 are all in non operating state.
When the USB plug of USB device inserts USB socket according to positive direction, the forced section of the protrusion of the first compressing tablet 61 makes the first compressing tablet 61 be separated with the first hard contact 62 because being subject to the extruding of USB plug, then the first trigger switch 6 is in trigger state, triggering signal is sent to make the first trigger pin 63, control module receives triggering signal, and gating first electrical pin, then make first group of contact flat spring 4 in running order, to read and write the USB plug of USB device.And due to when the USB plug of USB device inserts USB socket according to positive direction, the forced section of the protrusion of the second compressing tablet 71 does not contact with USB plug, second compressing tablet 71 contacts with the second hard contact 72, second trigger switch 7 is in non-toggle state, non-toggle signal is sent to make the second trigger pin 73, control module receives non-toggle signal, and not gating second electrical pin group 9, therefore second group of contact flat spring 5 is in non operating state.
When the USB plug of USB device is according to when inserting USB socket in the other direction, the forced section of the protrusion of the second compressing tablet 71 makes the second compressing tablet 71 be separated with the second hard contact 72 because being subject to the extruding of USB plug, then the second trigger switch 7 is in trigger state, triggering signal is sent to make the second trigger pin 73, control module receives triggering signal, and gating second electrical pin, then make second group of contact flat spring 5 in running order, to read and write the USB plug of USB device, and due to when the USB plug of USB device inserts USB socket according to opposite direction, the forced section of the protrusion of the first compressing tablet 61 does not contact with USB plug, first compressing tablet 61 contacts with the first hard contact 62, first trigger switch 6 is in non-toggle state, non-toggle signal is sent to make the first trigger pin 63, control module receives non-toggle signal, and not gating first electrical pin group 8, therefore first group of contact flat spring 4 is in non operating state.
In one embodiment of the present invention, shell 1 ground connection of USB socket, non-toggle signal is low level signal, and triggering signal is high resistant signal.
The present invention also provides a kind of both forward and reverse directions pluggable USB system.Figure 13 is the module diagram of the pluggable USB system of both forward and reverse directions of the present invention.USB system comprises the pluggable USB socket 10 of both forward and reverse directions and control module 11.USB socket is the USB socket shown in Fig. 1-Figure 12.
Concrete, USB socket 10 comprises shell, fixing pin, hyoplastron, first group of contact flat spring, second group of contact flat spring, the first trigger switch, the second trigger switch, the first electrical pin group and second electrical pin group.Concrete, fixing pin is used for fixing USB socket 10 on circuit boards.First group of contact flat spring and second group of contact flat spring are separately positioned on positive and negative two surfaces of hyoplastron, for contacting with USB plug, to read and write the USB plug of USB device.
Concrete, first group of contact flat spring comprises the first electrical power contacts shell fragment, the first difference aligns contact flat spring, the first differential pair bears contact flat spring and the first ground connection contact flat spring.Second group of contact flat spring comprises second source contact flat spring, the second difference aligns contact flat spring, the second differential pair bears contact flat spring and the second ground connection contact flat spring.First power pins and second source pin are used for powering to USB plug, and the first difference aligns pin and the first differential pair bears pin, the second difference aligns pin and the second differential pair bears pin for differential signal transmission.First grounding pin and the second grounding pin ground connection, to provide electric power loop and differential signal with reference to ground.
First electrical pin group comprises the first power pins, the first difference aligns pin, the first differential pair bears pin and the first grounding pin.Second electrical pin group comprises second source pin, the second difference aligns pin, the second differential pair bears pin and the second grounding pin.The first power pins in first electrical pin group, the first difference align pin, the first differential pair bears pin and the first grounding pin aligns contact flat spring with the first electrical power contacts shell fragment in first group of contact flat spring, the first difference respectively, the first differential pair bears contact flat spring and the first ground connection contact flat spring one_to_one corresponding is electrically connected.Second source pin in second electrical pin group, the second difference align pin, the second differential pair bears pin and the second grounding pin aligns contact flat spring with the second source contact flat spring in second group of contact flat spring, the second difference respectively, the second differential pair bears contact flat spring and the second ground connection contact flat spring one_to_one corresponding is electrically connected.In one embodiment of the present invention, each pin in the first electrical pin group and each pin in the second electrical pin group be arranged in parallel one by one.Certainly it will be appreciated by those skilled in the art that, the position of the second electrical pin group can be arranged arbitrarily as required.
Concrete, the first trigger switch comprises at least one first compressing tablet (only illustrating in figure), the first hard contact and the first trigger pin.On the shell that at least one first compressing tablet is arranged on USB socket 10 and towards the first surface of hyoplastron.First trigger pin is electrically connected the first hard contact.Second trigger switch comprises at least one second compressing tablet, the second hard contact and the second trigger pin.On the shell that at least one second compressing tablet is arranged on USB socket 10 and towards the second surface of hyoplastron.Second trigger pin is electrically connected the second hard contact.
Wherein, each pin, the first trigger pin and the second trigger pin in first electrical pin group and the second electrical pin group are electrically connected control module 11 respectively, control module 11 determines the pin in whether gating first electrical pin group or the second electrical pin group according to the signal on the first trigger pin and the second trigger pin, thus controls first and trigger the operating state that shell fragment and second triggers shell fragment.
Concrete, control module 11 comprises the first control module 111 and the second control module 112.First trigger pin of the first control module 111 and USB socket, the second trigger pin, the first power pins, second source pin are connected, for when receiving non-toggle signal, the power pins that gating is not corresponding, non operating state is in make corresponding contact flat spring, and when receiving triggering signal, the power pins that gating is corresponding, to make corresponding contact flat spring in running order.
First trigger pin, second trigger pin of the second control module 112 and USB socket, the first difference aligns pin, the first differential pair bears pin, the second difference aligns pin, the second differential pair is born pin and is connected, for for when receiving non-toggle signal, the difference that gating is not corresponding aligns pin and differential pair bears pin, non operating state is in make corresponding contact flat spring, and when receiving triggering signal, the difference that gating is corresponding aligns pin and differential pair bears pin, to make corresponding contact flat spring in running order.
When the USB plug of USB device does not insert USB socket, first compressing tablet contacts with the first hard contact, and the second compressing tablet contacts with the second hard contact, first trigger switch and the second trigger switch are in non-toggle state, non-toggle signal is sent to make the first trigger pin and the second trigger pin, control module receives non-toggle signal and pin not in gating first electrical pin group and the second electrical pin group, and first group of contact flat spring and second group of contact flat spring are all in non operating state.
When the USB plug of USB device inserts USB socket according to positive direction, the forced section of the protrusion of the first compressing tablet makes the first compressing tablet be separated with the first hard contact because being subject to the extruding of USB plug, then the first trigger switch is in trigger state, triggering signal is sent to make the first trigger pin, first control module receives the triggering signal that the first trigger pin sends, and the first power pins in gating first electrical pin, to receive direct voltage VCC, second control module receives the triggering signal that the first trigger pin sends, and the first difference in gating first electrical pin aligns pin and the first differential pair bears pin, with transmit difference positive signal D+ and difference negative signal D-, thus make first group contact flat spring being electrically connected corresponding to the first power pins in running order, to read and write the USB plug of USB device.And due to when the USB plug of USB device inserts USB socket according to positive direction, the second trigger switch is still in non-toggle state, and therefore second group of contact flat spring is still in non operating state.
When the USB plug of USB device is according to when inserting USB socket in the other direction, the forced section of the protrusion of the second compressing tablet makes the second compressing tablet be separated with the second hard contact because being subject to the extruding of USB plug, then the second trigger switch is in trigger state, triggering signal is sent to make the second trigger pin, first control module receives the triggering signal that the second trigger pin sends, and the second source pin in gating second electrical pin, to receive direct voltage VCC, second control module receives the triggering signal that the second trigger pin sends, and the second difference in gating second electrical pin aligns pin and the second differential pair bears pin, with transmit difference positive signal D+ and difference negative signal D-, thus make second group contact flat spring being electrically connected corresponding to second source pin in running order, to read and write the USB plug of USB device, and due to when the USB plug of USB device inserts USB socket according to opposite direction, first trigger switch is still in non-toggle state, therefore first group of contact flat spring is still in non operating state.
The pluggable USB socket of both forward and reverse directions of the present invention and system, when USB plug inserts USB socket according to positive direction, then triggering described first trigger switch 6 makes first group of contact flat spring 4 in running order, to make first group of contact flat spring 4 read and write the USB plug of USB device, and second group of contact flat spring 5 is in non operating state.When the USB plug of USB device is according to when inserting USB socket in the other direction, then triggering the second trigger switch 7 makes second group of contact flat spring 5 in running order, to make second group of contact flat spring 5 read and write the USB plug of USB device, and first group of contact flat spring 4 is in non operating state.Therefore, the direction that USB socket 10 of the present invention and system are inserted according to USB plug, trigger the first trigger switch 6 or the second trigger switch 7 one of them, thus one group of contact flat spring corresponding in control USB socket is in running order, to prevent because two groups of contact flat springs are all in running order in existing USB socket and system, and the short circuit phenomenon easily occurred.
Claims (10)
1. the pluggable USB socket of both forward and reverse directions, insert for the USB plug for USB device, described USB socket comprises hyoplastron, first group of contact flat spring and second group of contact flat spring, described first group of contact flat spring and described second group of contact flat spring lay respectively at first surface relative on described hyoplastron and second surface, it is characterized in that, described USB socket comprises further:
First trigger switch, when described USB plug inserts described USB socket according to positive direction, then triggers described first trigger switch and makes described first group of contact flat spring in running order; With
Second trigger switch, when described USB plug is according to when inserting described USB socket in the other direction, then triggers described second trigger switch and makes described second group of contact flat spring in running order.
2. USB socket as claimed in claim 1, is characterized in that,
Described first trigger switch comprises:
At least one first compressing tablet, its one end is fixed on the shell of described USB socket, and described first compressing tablet has at least one forced section, and the forced section of described first compressing tablet protrudes towards the first surface of described hyoplastron;
First hard contact, is fixed on the shell of described USB socket, and contacts with the other end of described first compressing tablet; With
First trigger pin, is connected with described first hard contact, to form electric connection; Wherein, described first compressing tablet contacts with described first hard contact, described first trigger pin be electrically connected with described first hard contact sends non-toggle signal, to make described first trigger switch be in non-toggle state, thus makes described first group of contact flat spring be in non operating state; When the USB plug of described USB device inserts described USB socket according to positive direction, the forced section of described first compressing tablet is subject to the extruding of described USB plug, thus described first compressing tablet is separated with described first hard contact, described first trigger pin be then electrically connected with described first hard contact sends triggering signal, to make described first trigger switch be in trigger state, thus make described first group of contact flat spring in running order;
Described second trigger switch comprises:
At least one second compressing tablet, its one end is fixed on the shell of described USB socket, and described second compressing tablet has at least one forced section, and the forced section of described second compressing tablet protrudes towards the second surface of described hyoplastron;
Second hard contact, is fixed on the shell of described USB socket, and contacts with the other end of described second compressing tablet; With
Second trigger pin, described second trigger pin is connected with described second hard contact, to form electric connection;
Wherein, described second compressing tablet contacts with described second hard contact, described second trigger pin be then electrically connected with described second hard contact sends non-toggle signal, to make described second trigger switch be in non-toggle state, thus makes described second group of contact flat spring be in non operating state; And when the USB plug of described USB device is according to when inserting described USB socket in the other direction, the forced section of described second compressing tablet is subject to the extruding of described USB plug, thus described second compressing tablet is separated with described second hard contact, described second trigger pin be then electrically connected with described second hard contact sends triggering signal, to make described second trigger switch be in trigger state, thus make described second group of contact flat spring in running order.
3. USB socket as claimed in claim 2, it is characterized in that, described non-toggle signal is low level signal, and described triggering signal is high resistant signal.
4. USB socket as claimed in claim 2, it is characterized in that, described USB socket comprises further:
First electrical pin group, is electrically connected described first group of contact flat spring; With
Second electrical pin group, is electrically connected described second group of contact flat spring.
5. USB socket as claimed in claim 4, it is characterized in that, described first electrical pin group comprises the first power pins, the first difference aligns pin, the first differential pair bears pin and the first grounding pin; And described first group of contact flat spring comprises the first electrical power contacts shell fragment, the first difference aligns contact flat spring, the first differential pair bears contact flat spring and the first ground connection contact flat spring, the first power pins in wherein said first electrical pin group, the first difference align pin, the first differential pair bears pin and the first grounding pin aligns contact flat spring with the first electrical power contacts shell fragment in described first group of contact flat spring, the first difference respectively, the first differential pair bears contact flat spring and the first ground connection contact flat spring one_to_one corresponding is electrically connected;
And described second electrical pin group comprises second source pin, the second difference aligns pin, the second differential pair bears pin and the second grounding pin; And described second group of contact flat spring comprises second source contact flat spring, the second difference aligns contact flat spring, the second differential pair bears contact flat spring and the second ground connection contact flat spring, wherein, the second source pin in described second electrical pin group, the second difference aligns pin, the second differential pair bears pin and the second grounding pin aligns contact flat spring with the second source contact flat spring in described second group of contact flat spring, the second difference respectively, the second differential pair bears contact flat spring and the second ground connection contact flat spring one_to_one corresponding is electrically connected.
6. USB socket as claimed in claim 5, it is characterized in that, described first electrical pin group in described USB socket and each pin, described first trigger pin and described second trigger pin in described second electrical pin group are electrically connected control module respectively, and described control module determines the pin in whether the first electrical pin group described in gating or described second electrical pin group according to the signal on described first trigger pin and described second trigger pin.
7. a USB system, it comprises the pluggable USB socket of both forward and reverse directions, described USB socket comprises hyoplastron, first group of contact flat spring and second group of contact flat spring, described first group of contact flat spring and described second group of contact flat spring lay respectively at first surface relative on described hyoplastron and second surface, it is characterized in that, described USB system also comprises the control module be electrically connected with described USB socket, and described USB socket also comprises:
First trigger switch, when USB plug inserts described USB socket according to positive direction, then described first trigger switch is triggered, and it is in running order that described control module controls described first group of contact flat spring, and described second group of contact flat spring is in non operating state; With
Second trigger switch, when USB plug is according to when inserting described USB socket in the other direction, then described second trigger switch is triggered, and it is in running order that described control module controls described second group of contact flat spring, and described first group of contact flat spring is in non operating state.
8. USB system as claimed in claim 7, it is characterized in that, described first trigger switch comprises:
At least one first compressing tablet, its one end is arranged on the shell of described USB socket, and described first compressing tablet has at least one forced section, and the forced section of described first compressing tablet protrudes towards the described first surface of described hyoplastron;
First hard contact, is fixed on the shell of described USB socket, and contacts with the other end of described first compressing tablet; With
First trigger pin, is connected with described first hard contact, to form electric connection;
Wherein, described first compressing tablet contacts with described first hard contact, described first trigger pin be electrically connected with described first hard contact sends non-toggle signal, to make described first trigger switch be in non-toggle state, thus makes described first group of contact flat spring be in non operating state; When described USB plug inserts described USB socket according to positive direction, the forced section of described first compressing tablet is subject to the extruding of described USB plug, thus described first compressing tablet is separated with described first hard contact, described first trigger pin be then electrically connected with described first hard contact sends triggering signal, to make described first trigger switch be in trigger state, thus make described first group of contact flat spring in running order;
Described second trigger switch comprises:
At least one second compressing tablet, its one end is fixed on the shell of described USB socket, and described second compressing tablet has at least one forced section, and the forced section of described second compressing tablet protrudes towards the described second surface of described hyoplastron;
Second hard contact, is fixed on the shell of described USB socket, and contacts with the other end of described second compressing tablet; With
Second trigger pin, described second trigger pin is connected with described second hard contact, to form electric connection;
Wherein, described second compressing tablet contacts with described second hard contact, described second trigger pin be electrically connected with described second hard contact sends non-toggle signal, to make described second trigger switch be in non-toggle state, thus makes described second group of contact flat spring be in non operating state; And when described USB plug is according to when inserting described USB socket in the other direction, the forced section of described second compressing tablet is subject to the extruding of described USB plug, thus described second compressing tablet is separated with described second hard contact, described second trigger pin be then electrically connected with described second hard contact sends triggering signal, to make described second trigger switch be in trigger state, thus make described second group of contact flat spring in running order.
9. USB system as claimed in claim 7, it is characterized in that, described USB socket comprises further:
First electrical pin group, is electrically connected described first group of contact flat spring; With
Second electrical pin group, is electrically connected described second group of contact flat spring;
Wherein, described first electrical pin group comprises the first power pins, the first difference aligns pin, the first differential pair bears pin and the first grounding pin; And described first group of contact flat spring comprises the first electrical power contacts shell fragment, the first difference aligns contact flat spring, the first differential pair bears contact flat spring and the first ground connection contact flat spring, the first power pins in wherein said first electrical pin group, the first difference align pin, the first differential pair bears pin and the first grounding pin aligns contact flat spring with the first electrical power contacts shell fragment in described first group of contact flat spring, the first difference respectively, the first differential pair bears contact flat spring and the first ground connection contact flat spring one_to_one corresponding is electrically connected;
And described second electrical pin group comprises second source pin, the second difference aligns pin, the second differential pair bears pin and the second grounding pin; And described second group of contact flat spring comprises second source contact flat spring, the second difference aligns contact flat spring, the second differential pair bears contact flat spring and the second ground connection contact flat spring, wherein, the second source pin in described second electrical pin group, the second difference aligns pin, the second differential pair bears pin and the second grounding pin aligns contact flat spring with the second source contact flat spring in described second group of contact flat spring, the second difference respectively, the second differential pair bears contact flat spring and the second ground connection contact flat spring one_to_one corresponding is electrically connected.
10. USB system as claimed in claim 9, it is characterized in that, described control module comprises:
First control module, with described first trigger pin, described second trigger pin, described first power pins, described second source pin is connected, for when receiving the non-toggle signal that described first trigger pin or described second trigger pin send, not the first power pins described in gating or described second source pin, non operating state is in make the first contact flat spring or the second contact flat spring, and when receiving the triggering signal that described first group of trigger pin or described second group of trigger pin send, first power pins described in gating or described second source pin, with make described first group of contact flat spring or second group of contact flat spring in running order, and
Second control module, with described first trigger pin, described second trigger pin, described first difference aligns pin, first differential pair bears pin, second difference aligns pin, second differential pair is born pin and is connected, for when receiving the non-toggle signal that described first trigger pin or the second trigger pin send, not the first difference described in gating align pin and described first differential pair bear pin or not the second difference described in gating align pin and described second differential pair bears pin, non operating state is in make described first group of contact flat spring or described second group of contact flat spring, and when receiving triggering signal, first difference described in gating aligns pin and described first differential pair and bears the second difference described in pin or gating and align pin and described second differential pair bears pin, with make described first group of contact flat spring or described second group of contact flat spring in running order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310300810.4A CN103368018B (en) | 2013-07-17 | 2013-07-17 | Positive-and-negative direction pluggable USB socket and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310300810.4A CN103368018B (en) | 2013-07-17 | 2013-07-17 | Positive-and-negative direction pluggable USB socket and system |
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| Publication Number | Publication Date |
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| CN103368018A CN103368018A (en) | 2013-10-23 |
| CN103368018B true CN103368018B (en) | 2015-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310300810.4A Active CN103368018B (en) | 2013-07-17 | 2013-07-17 | Positive-and-negative direction pluggable USB socket and system |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015158309A1 (en) * | 2014-04-17 | 2015-10-22 | 蔡周贤 | Reversible electrical connection female socket and reversible electrical connection male plug |
| CN104408007A (en) * | 2014-11-20 | 2015-03-11 | 广东欧珀移动通信有限公司 | USB (universal serial bus) signal switching circuit and USB data wire provided with same |
| CN104979668A (en) * | 2015-07-11 | 2015-10-14 | 重庆工业职业技术学院 | Special USB socket allowing insertion of USB discs in two sides |
| CN114122810A (en) * | 2021-12-02 | 2022-03-01 | 江苏南瑞帕威尔电气有限公司 | Emergency interface socket |
| CN114515743A (en) * | 2022-02-23 | 2022-05-20 | 中国人民解放军总医院第五医学中心 | Automatic destroying processor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201038524Y (en) * | 2006-07-11 | 2008-03-19 | 孙振宇 | Double-face universal serial bus interface |
| CN101826667A (en) * | 2009-03-06 | 2010-09-08 | 北京华旗资讯数码科技有限公司 | Socket with double plug-in surfaces |
| CN201508929U (en) * | 2009-08-11 | 2010-06-16 | 许纯士 | Easy-insert USB connector |
| TW201143218A (en) * | 2010-05-18 | 2011-12-01 | Chih-Hung Chen | Trigger type universal serial bus socket |
| CN201910519U (en) * | 2010-07-19 | 2011-07-27 | 蔡周贤 | Electric connector |
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2013
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Address after: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee after: Hisense Video Technology Co., Ltd Address before: 266555 Qingdao economic and Technological Development Zone, Shandong, Hong Kong Road, No. 218 Patentee before: HISENSE ELECTRIC Co.,Ltd. |
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