CN212085359U - Electronic device - Google Patents
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- CN212085359U CN212085359U CN202020609187.6U CN202020609187U CN212085359U CN 212085359 U CN212085359 U CN 212085359U CN 202020609187 U CN202020609187 U CN 202020609187U CN 212085359 U CN212085359 U CN 212085359U
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Abstract
The utility model discloses an electronic device, which comprises a host, a screen module and a connecting wire, wherein two ends of the connecting wire are respectively provided with a socket for connecting the host and the screen module, and the host and the screen module are respectively provided with a plug connected with the socket; the plug comprises a contact pin assembly and a switch assembly, the switch assembly comprises a control end, a first connecting end and a second connecting end, the second connecting end of the switch assembly is connected with a level signal source, and the contact pin assembly of the plug at the host and the first connecting end of the switch assembly are respectively connected with a control circuit in the host. The utility model discloses technical scheme can not produce in the twinkling of an eye because of the electric current that inserts in the twinkling of an eye that makes plug and socket be connected and draw the arc to cause the damage of plug and socket, and then protect the circuit of host computer and screen module intercommunication increases the security that host computer and screen module are connected.
Description
Technical Field
The utility model relates to an electrical equipment connects technical field, in particular to electronic equipment.
Background
When the interactive big screen of intelligence used the components of a whole that can function independently design, connected through the connector between host computer and the screen, transmitted the various signals and the power supply of host computer to the screen, however because the screen power is bigger, required power supply is bigger, and the power contact of connector arouses the instantaneous current too big easily at the in-process of connecting to produce and draw the arc, make power contact cause certain burn, thereby damage the connecting seat.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electronic equipment aims at solving among the electronic equipment power contact of connecting wire and arouses the electric current too big in the twinkling of an eye easily at the in-process of connecting to produce and draw the arc, make power contact cause the technical problem of certain burn.
In order to achieve the above object, the present invention provides an electronic device, which includes a host, a screen module and a connecting wire, wherein two ends of the connecting wire are respectively provided with a socket for connecting the host and the screen module, and the host and the screen module are respectively provided with a plug connected with the socket;
the plug comprises a contact pin assembly and a switch assembly, the switch assembly comprises a control end, a first connecting end and a second connecting end, the second connecting end of the switch assembly is connected with a level signal source, the contact pin assembly of the plug at the host and the first connecting end of the switch assembly are respectively connected with a control circuit in the host, and the contact pin assembly of the plug at the screen module and the first connecting end of the switch assembly are respectively connected with the control circuit in the screen module;
the socket comprises a jack component and at least one connecting piece, the jack component is connected with the jack component, the connecting piece is connected with the switch component, wherein the connecting piece is rotated to be abutted against the control end of the switch component, so that the switch component is conducted.
Optionally, the switch assembly includes a first switch disposed on one side of the pin assembly; the socket comprises a connecting piece, the connecting piece is arranged opposite to the first switch, and the connecting piece is rotated to enable the connecting piece to be abutted against the control end of the first switch.
Optionally, the switch assembly includes a first switch and a second switch, the first switch and the second switch are disposed on two opposite sides of the pin assembly, the first switch and the second switch both include a first end, a second end and a control end, the second end of the first switch is connected to the first end of the second switch, the first end of the first switch is the first connection end, and the second end of the second switch is the second connection end;
the socket comprises two connecting pieces, the two connecting pieces are respectively connected with a first switch and a second switch, and the two connecting pieces are rotated to enable the two connecting pieces to be respectively abutted against the control end of the first switch and the control end of the second switch.
Optionally, the plug further includes a screw connection housing, one end of the screw connection housing is wound around the outside of the switch assembly, and the other end of the screw connection housing is screwed to the connecting member.
Optionally, the socket further comprises a socket housing, the socket housing surrounds the jack assembly, the socket housing has a slot, and the connector is mounted in the slot.
Optionally, the connecting member includes an operating portion and a connecting portion, the operating portion is in butt joint with the connecting portion, the connecting portion is screwed into the switch assembly, and the operating portion is used for assisting the screwing motion of the connecting portion.
Optionally, the control circuit in the host includes a main controller, an input end of the main controller is connected to an input power supply through a resistor, and an output end of the main controller outputs a control signal, wherein a first connection end of the switch assembly on the host is connected to the input end of the main controller, and a second connection end of the switch assembly is grounded;
the control circuit further comprises a first control switch, the output end of the main controller is connected with one end of the first control switch, the other end of the first control switch is connected with the load circuit, the contact pin assembly of the connecting wire comprises a power pin and a signal pin, the power pin is connected with the first control switch, and the signal pin is connected with the main controller.
Optionally, the control circuit in the screen module includes a second control switch and a power supply system, one end of the second control switch is connected to the power supply system, wherein the other end of the second control switch is connected to the first connection end of the switch assembly at the screen module, and the second connection end of the switch assembly at the screen module is grounded.
Optionally, the control circuit in the screen module further includes a signal receiver, the pin component of the plug at the screen module includes a power pin and a signal pin, the power pin is connected to the second control switch, and the signal pin is connected to the signal receiver.
Optionally, the electronic device further includes a touch screen assembly, the touch screen assembly is attached to the screen module, and the touch screen assembly is disposed outside the screen module.
The technical proposal of the utility model is that a switch component is added at the plug, a connecting piece is added at the socket, the switch component comprises a control end, a first connecting end and a second connecting end, the control end of the switch component is rotated and abutted by the connecting piece, the switch components are respectively arranged at the host machine and the screen module, wherein, the first connecting end of the switch component at the host is connected with the control circuit in the host, the first connecting end of the switch component at the screen module is connected with the control circuit of the host, and the second connecting end of the switch component is grounded, and then the switch component is controlled to be conducted through the connecting piece, so that the socket is communicated with the power supply of the plug, the plug and the socket cannot be damaged due to arc discharge caused by the instantly connected current at the moment of connecting the plug and the socket, and then protect the circuit that host computer and screen module communicate, increase the security that host computer and screen module connect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a connecting wire;
FIG. 2 is a circuit diagram of a detection circuit in a connection circuit between a host and a screen module according to a first embodiment;
FIG. 3 is a circuit diagram of a detection circuit in a connection circuit between a host and a screen module according to a second embodiment.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
In order to solve the technical problem that the power contacts of the connector are easy to cause excessive instantaneous current and generate arc discharge in the connection process, so that the power contacts cause certain burn, please refer to fig. 1-3, which present application proposes an electronic device, including a host 1, a screen module 2 and a connection line, wherein two ends of the connection line are respectively provided with a socket 2000 for connecting the host 1 and the screen module 2, and the host 1 and the screen module 2 are respectively provided with a plug 1000 connected with the socket 2000;
the plug 1000 comprises a contact pin assembly 1100 and a switch assembly 3, the switch assembly 3 comprises a control end, a first connecting end and a second connecting end, the second connecting end of the switch assembly 3 is connected with a level signal source, the contact pin assembly 1100 of the plug 1000 at the host 1 and the first connecting end of the switch assembly 3 are respectively connected with a control circuit in the host 1, and the contact pin assembly 1100 of the plug 1000 at the screen module 2 and the first connecting end of the switch assembly 3 are respectively connected with a control circuit in the screen module 2;
the socket 2000 includes a socket assembly (not labeled) and at least one connector 2100, the pin assembly 1100 is connected with the socket assembly (not labeled), the connector 2100 is connected with the switch assembly 3, wherein the connector 2100 is rotated to abut against a control end of the switch assembly 3, so that the switch assembly 3 is turned on.
It should be noted that, when the connection piece 2100 abuts against the control end of the switch component 3, the first connection end and the second connection end of the switch component 3 are connected, that is, the switch component 3 is turned on, and signal transmission is realized between the first connection end and the second connection end. The second connecting end is connected with a level signal source (outputting a low level signal or a high level signal), the level signal is transmitted to the control circuit, and the control circuit can output a control signal according to the high level signal or the low level signal through software control.
The switch component 3 is conducted, so that the first connection end of the switch component 3 is connected to the control circuit, the control circuit outputs a control signal according to the level signal of the first connection end to control the socket 2000 and the plug 1000 to realize power transmission, thereby realizing the transmission of power and signals between the host 1 and the screen module 2, wherein, the second connecting end communicated with the first connecting end of the switch component 3 is mainly connected with a level signal source, the second connecting end can be grounded or connected with a power supply, the control circuit can output a control signal according to a high level signal or a low level signal through software control, so that the pin assembly 1100 is in circuit communication with the socket assembly (not labeled), power and signal transmission is realized between the host 1 and the screen module 2, in this embodiment, the second connection terminal is grounded so that the control circuit outputs the control signal according to the low level signal.
Specifically, the plug 1000 includes a pin assembly 1100 and a switch assembly 3, the pin assembly 1100 and the switch assembly 3 are respectively connected to a host 1 and a screen module 2, wherein the switch assembly 3 is adjacent to the pin assembly 1100, a screwing shell is arranged outside the switch assembly 3, the pin assembly 1100 and the switch assembly 3 are integrally formed into the plug 1000, wherein the switch assembly 3 is externally provided with a screwing shell, one end of the screwing shell is wound outside the switch assembly 3, the other end of the screwing shell is screwed to a connecting piece 2100, a control end of the switch assembly 3 is located at a butt joint of the connecting piece 2100, an inner thread is arranged on an inner surface of the screwing shell, an outer thread is arranged on an outer surface of the connecting piece 2100, and the outer thread of the connecting piece 2100 and the inner thread of the screwing shell are screwed, when the connector 2100 is rotated into the bottom of the twist on housing, the connector 2100 abuts the control end of the switch assembly 3.
The socket 2000 includes a receptacle assembly (not labeled) and at least one connector 2100, wherein the receptacle assembly (not labeled) is docked with the pin assembly 1100, the pin assembly 1100 is inserted into the receptacle assembly (not labeled) to enable signal transmission of the pin assembly 1100 with the receptacle assembly (not labeled).
Of course, avoid connecting piece 2100 is lost, socket 2000 still includes the socket shell, the socket shell wraps the jack subassembly (not mark), the draw-in groove has been seted up to the socket shell, the draw-in groove with connect the shell to correspond soon, the draw-in groove installation connecting piece 2100, specifically, the draw-in groove is the hole site of intercommunication, be equipped with the internal thread in the draw-in groove, the external screw thread of connecting piece 2100 with the internal thread of draw-in groove connects soon, so that connecting piece 2100 with the draw-in groove joint.
The connector 2100 includes an operation portion and a connection portion, the operation portion is in butt joint with the connection portion, the connection portion is screwed into the switch assembly, and the operation portion is used for operating a screwing state of the connection portion. Wherein, the operation portion is the swing handle, connecting portion are the screw thread handle, connecting piece 2100 passes through the swing handle with the butt joint of screw thread handle is constituteed, the swing handle with the butt joint of screw thread handle, wherein, the swing handle is used for handheld connecting piece 2100, the swing handle adopts insulating material to make, the surface of screw thread handle is equipped with the external screw thread, the screw thread handle inserts in the draw-in groove, just the external screw thread of screw thread handle with the internal thread of draw-in groove connects soon, so that connecting piece 2100 with socket 2000 is connected.
It should be noted that the switch assembly 3 includes a first switch 1200, and the first switch 1200 is disposed on one side of the pin assembly 1100; the socket 2000 includes a connector 2100, the connector 2100 is disposed opposite to the first switch 1200, and the connector 2100 is rotated to make the connector 2100 abut against the control end of the first switch 1200.
Of course, the switch assembly 3 and the connector 2100 may be provided with a plurality of pairs, that is, the switch assembly 3 includes a first switch 1200 and a second switch 1300, the first switch 1200 and the second switch 1300 are disposed at two corresponding ends of the pin assembly 1100, and the first switch 1200 and the second switch 1300 are respectively provided with a screw-on housing; the socket 2000 includes two connectors 2100, and the two connectors 2100 are respectively screwed into the screw housings of the first switch 1200 and the second switch 1300. The first switch 1200 and the second switch 1300 both include a first end, a second end and a control end, the second end of the first switch 1200 is connected with the first end of the second switch 1300, the first end of the first switch 1200 is a first connection end of the switch assembly 3, the second end of the second switch 1300 is a second connection end of the switch assembly 3, the two connection pieces 2100 are respectively abutted against the control end of the first switch 1200 and the control end of the second switch 1300, and the first switch 1200 and the second switch 1300 are respectively matched with the connection pieces 2100, so that a circuit through which the first switch 1200 and the second switch 1300 are communicated is safer, that is, the first switch 1200 and the second switch 1300 are connected in series to form a detection circuit and then are respectively connected to the host 1 and the screen module 2.
In this embodiment, a switch component 3 is added at the plug 1000, a connector 2100 is added at the socket 2000, the switch component 3 includes a control end, a first connection end and a second connection end, the control end of the switch component 3 is rotatably abutted by the connector 2100, the switch components 3 are respectively disposed at the host 1 and the screen module 2, wherein the first connection section of the switch component 3 at the host 1 is connected to a control circuit in the host, the first connection end of the switch component 3 at the screen module 2 is connected to the control circuit of the host 1, the second connection end of the switch component 3 is connected to a level signal source, and further the switch component 3 is controlled to be conducted through the connector 2100, so that the socket 2000 is communicated with the power supply of the plug 1000, and the plug 1000 and the socket 2000 are not damaged by arc discharge at the moment of connection between the plug 1000 and the socket 2000 due to the instantly-connected current, thereby protecting the circuit of the host 1 and the screen module 2, the safety of the connection between the host 1 and the screen module 2 is improved.
Based on the structure of the electronic device, the present application also proposes the definition of a circuit portion of the electronic device, wherein the control circuit in the host 1 includes a main controller 11, an input end of the main controller 11 is connected to an input power supply through a resistor, an output end of the main controller 11 outputs a control signal, wherein a first connection end of the switch assembly 3 on the host 1 is connected to an input end of the main controller 11, and a second connection end of the switch assembly 3 is grounded; the control circuit further comprises a first control switch 12, the output end of the main controller 11 is connected with one end of the first control switch 12, the other end of the first control switch 12 is connected with a load circuit, wherein the pin assembly 1100 of the connecting wire comprises a power supply pin and a signal pin, the power supply pin is connected with the first control switch 12, and the signal pin is connected with the main controller 11.
The sockets 2000 at the two ends of the connecting wire are respectively plugged with the plugs 1000 at the host 1 and the screen module 2, the rotary connecting piece 2100 is abutted against the control end of the switch component 3 to conduct the switch component 3, the second connecting end of the switch component 3 is grounded, the control circuit of the host 1 can output a control signal according to a high level signal or a low level signal through software control, and the control circuit can output a control signal according to a level signal of the first connection end to control the socket 2000 and the plug 1000 to realize power transmission, so that the host 1 and the screen module 2 realize power and signal transmission, therefore, before the connecting piece 2100 is screwed and abutted against the control end of the switch assembly 3, the switch assembly 3 is not conducted, the output end of the main controller 11 does not output a control signal, the first control switch 12 is not conducted, no current flows at the plug 1000, and therefore the plug 1000 is not burnt and damaged due to arc discharge caused by instant current. In addition, the current is followed switch module 3 passes the back, and the clutter all can pass to the negative pole from the positive pole, and later direct entering ground wire, back clutter eliminates, switch module 3 has the effect of filtering in addition.
In order to increase the safety of the circuit of the host 1, the input power supply is connected with the input end of the main controller 11 through the resistor 13, so as to avoid the impact of the generated instantaneous voltage and instantaneous current on the main controller 11 when the main controller 11 is connected with the power supply, the instantaneous voltage and instantaneous current are reduced by the first resistor 13, and then the safety of the input end of the main controller 11 is increased.
The control circuit of the screen module 2 comprises a second control switch 22 and a power supply system 23, one end of the second control switch 22 is connected with the power supply system 23 in series, the other end of the second control switch 22 is connected to a plug 1000 of the screen module 2 through a second resistor 24 and is connected with the first control switch 12 through a connecting wire, so that the screen module 2 and the host 1 realize signal transmission. When the connector 2100 is not screwed, the switch assembly 3 is not turned on, the second control switch 22 is connected to the host 1 through the second resistor 24 and the connecting line, the power supply at the host 1 is transmitted to the screen module 2, the second control switch is connected to the high level signal, the second control switch 22 is not turned on, at this time, the power supply system 23 cannot supply power, and the screen module 2 does not work. The other end of the second control switch 22 is further connected with the first connection end of the switch component 3, the second connection end of the switch component 3 is grounded, when the connector 2100 is screwed, the switch component 3 is conducted, the second control switch 22 is connected to a low level, and the second control switch 22 is conducted, so that circuit conduction is realized between the host 1 and the screen module 2 through a connection line, and signal transmission is realized.
The screen module 2 further includes a signal receiver 21, wherein the signal receiver 21 is connected to the main controller 11 through a connection line, so that the main controller 11 and the signal receiver 21 realize data signal transmission through a data pin in the pin assembly 1100 of the plug 1000.
It should be noted that, in an embodiment, the electronic device includes two switch elements 3, that is, one switch element 3 is respectively disposed in the control circuit of the host 1 and the control circuit of the screen module 2.
In a second embodiment, the switch component 3 includes two switches, wherein a first switch 1200 and a second switch 1300 are also connected in series to form the switch component 3, a first connection end of the switch component 3 is grounded, a second connection end of the switch component 3 is connected to the input end of the main controller 11, and the socket 2000 is connected to the power supply of the plug 1000 through the conduction of the switch component 3, so that the plug 1000 and the socket 2000 are connected to each other at an instant, and an arc discharge generated by a current instantly connected at an instant when the plug 1000 and the socket 2000 are connected to each other is prevented from damaging the plug 1000 and the socket 2000, thereby protecting a circuit connecting the host 1 and the screen module 2, and increasing the connection safety of the host 1 and the screen module 2.
The electronic equipment further comprises a touch screen assembly, the touch screen assembly is attached to the screen module 2, the touch screen assembly is arranged on the outer side of the screen module 2, namely the touch screen assembly is attached to the display surface side of the screen module 2, the touch screen assembly is electrically connected with the screen module 2, data information analyzed in the screen module 2 is transmitted to the touch screen assembly for displaying, the screen module 2 conducts data analysis and data information change through touch data changed by operation on the touch screen assembly, and the changed data information is uploaded to the touch screen assembly for displaying.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (10)
1. An electronic device is characterized by comprising a host, a screen module and a connecting wire, wherein two ends of the connecting wire are respectively provided with a socket for connecting the host and the screen module, and the host and the screen module are respectively provided with a plug connected with the socket;
the plug comprises a contact pin assembly and a switch assembly, the switch assembly comprises a control end, a first connecting end and a second connecting end, the second connecting end of the switch assembly is connected with a level signal source, the contact pin assembly of the plug at the host and the first connecting end of the switch assembly are respectively connected with a control circuit in the host, and the contact pin assembly of the plug at the screen module and the first connecting end of the switch assembly are respectively connected with the control circuit in the screen module;
the socket comprises a jack component and at least one connecting piece, the jack component is connected with the jack component, the connecting piece is connected with the switch component, wherein the connecting piece is rotated to be abutted against the control end of the switch component, so that the switch component is conducted.
2. The electronic device of claim 1, wherein the switch assembly includes a first switch disposed on one side of the pin assembly; the socket comprises a connecting piece, the connecting piece is arranged opposite to the first switch, and the connecting piece is rotated to enable the connecting piece to be abutted against the control end of the first switch.
3. The electronic device according to claim 1, wherein the switch assembly includes a first switch and a second switch, the first switch and the second switch are disposed on opposite sides of the pin assembly, the first switch and the second switch each include a first end, a second end, and a control end, the second end of the first switch is connected to the first end of the second switch, the first end of the first switch is the first connection end, and the second end of the second switch is the second connection end;
the socket comprises two connecting pieces, wherein the two connecting pieces are respectively connected with a first switch and a second switch, and the two connecting pieces are rotated to enable the two connecting pieces to be respectively abutted against the control end of the first switch and the control end of the second switch.
4. The electronic device of claim 1, wherein the plug further comprises a screw-on housing, one end of the screw-on housing is wound around the outside of the switch assembly, and the other end of the screw-on housing is screwed on the connector.
5. The electronic device of claim 1, wherein the socket further comprises a socket housing surrounding the jack assembly, the socket housing defining a card slot, the connector being mounted within the card slot.
6. The electronic device of claim 1, wherein the connector comprises an operating portion and a connecting portion, the operating portion is butted against the connecting portion, the connecting portion is screwed into the switch assembly, and the operating portion is used for assisting in screwing movement of the connecting portion.
7. The electronic device of claim 1, wherein the control circuit in the host comprises a main controller, an input terminal of the main controller is connected to an input power source through a resistor, and an output terminal of the main controller outputs a control signal, wherein a first connection terminal of the switch assembly on the host is connected to the input terminal of the main controller, and a second connection terminal of the switch assembly is grounded;
the control circuit further comprises a first control switch, the output end of the main controller is connected with one end of the first control switch, the other end of the first control switch is connected with the load circuit, the contact pin assembly of the connecting wire comprises a power pin and a signal pin, the power pin is connected with the first control switch, and the signal pin is connected with the main controller.
8. The electronic device of claim 7, wherein the control circuit in the screen module comprises a second control switch and a power system, one end of the second control switch is connected to the power system, wherein the other end of the second control switch is connected to the first connection end of the switch component at the screen module, and the second connection end of the switch component at the screen module is grounded.
9. The electronic device of claim 8, wherein the control circuit in the screen module further comprises a signal receiver, the pin assembly of the plug at the screen module comprises a power pin and a signal pin, the power pin is connected with the second control switch, and the signal pin is connected with the signal receiver.
10. The electronic device of claim 1, further comprising a touch screen assembly, wherein the touch screen assembly is attached to the screen module and disposed outside the screen module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020609187.6U CN212085359U (en) | 2020-04-21 | 2020-04-21 | Electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020609187.6U CN212085359U (en) | 2020-04-21 | 2020-04-21 | Electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212085359U true CN212085359U (en) | 2020-12-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020609187.6U Active CN212085359U (en) | 2020-04-21 | 2020-04-21 | Electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212085359U (en) |
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2020
- 2020-04-21 CN CN202020609187.6U patent/CN212085359U/en active Active
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