CN112421316A - Electric interface with automatic short circuit function - Google Patents

Electric interface with automatic short circuit function Download PDF

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Publication number
CN112421316A
CN112421316A CN202011256553.5A CN202011256553A CN112421316A CN 112421316 A CN112421316 A CN 112421316A CN 202011256553 A CN202011256553 A CN 202011256553A CN 112421316 A CN112421316 A CN 112421316A
Authority
CN
China
Prior art keywords
electrical interface
socket
short
plug
short circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011256553.5A
Other languages
Chinese (zh)
Inventor
郭志军
黄沛亮
王映雯
周妙秀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Power Grid Co Ltd
Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Original Assignee
Guangdong Power Grid Co Ltd
Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Power Grid Co Ltd, Dongguan Power Supply Bureau of Guangdong Power Grid Co Ltd filed Critical Guangdong Power Grid Co Ltd
Priority to CN202011256553.5A priority Critical patent/CN112421316A/en
Publication of CN112421316A publication Critical patent/CN112421316A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
    • H01R13/7031—Shorting, shunting or bussing of different terminals interrupted or effected on engagement of coupling part, e.g. for ESD protection, line continuity
    • 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
    • H01R13/02—Contact members
    • H01R13/04—Pins or blades for co-operation with sockets
    • 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
    • H01R13/02—Contact members
    • H01R13/10—Sockets for co-operation with pins or blades
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure

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  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

The invention provides an electrical interface with an automatic short-circuit function, which comprises an electrical interface plug and an electrical interface socket, wherein the inner wall of the electrical interface socket is provided with a clamping position, and the clamping position is movably connected with a short-circuit contact for short-circuiting the electrical interface socket; the electric interface plug is characterized in that a push rod is arranged in the electric interface plug and corresponds to the position of the short circuit contact, the push rod is an insulating rod and used for pushing the short circuit contact and the clamping position to be separated. When extracting the electrical interface plug, ejector pin and short circuit contact separation, short circuit contact get back to initial position, and short circuit contact contacts with the joint phase, and the inner wall both sides of electrical interface socket are connected electrically, form the electric return circuit that switches on in the electrical interface socket, and the electrical interface socket is by the short circuit this moment, electrocutes when avoiding artifical mistake touching electrical interface socket. Therefore, the safety performance of the electrical interface is improved, and the power utilization risk is reduced.

Description

Electric interface with automatic short circuit function
Technical Field
The invention relates to relay protection equipment, in particular to an electrical interface with an automatic short-circuit function.
Background
At present, a complete set of bus relay protection cabinet mainly comprises bus relay protection devices, a printer, an air switch, a pressing plate, a button and other elements.
Circuit structure among the relay protection cabinet is comparatively complicated usually, is provided with a plurality of electrical interfaces, and the electrical interface among the prior art passes through disconnect-type plug and socket, and when the plug inserted in the socket, the electricity was connected and is normally worked. It has the following problems: usually the electricity connects when not working, and the plug sets up with the socket separation, and the socket has electric power supply at this moment, when the artifical mistake touches the socket, can switch on with the socket and form the return circuit to cause the electric shock, can't ensure operating personnel's personal safety.
In view of this, it is desirable to provide a safe and reliable electrical interface to solve the problem of electric shock caused by manual error touch of the socket in the prior art.
Disclosure of Invention
The invention aims to provide an electrical interface with an automatic short-circuit function, which solves the problem of electric shock caused by manual mistaken touch of a socket in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
an electrical interface with an automatic short-circuit function comprises an electrical interface plug and an electrical interface socket, wherein a clamping position is arranged on the inner wall of the electrical interface socket, and the clamping position is movably connected with a short-circuit contact for short-circuiting the electrical interface socket;
the electric interface plug is characterized in that a push rod is arranged in the electric interface plug and corresponds to the position of the short circuit contact, the push rod is an insulating rod and used for pushing the short circuit contact and the clamping position to be separated.
Optionally, the short circuit contact is kept away from the one end of joint position is provided with the spring, the first end fixed connection of spring in the inner wall of electrical interface socket, the second end of spring with the short circuit contact is connected, the spring is used for pushing away the short circuit contact butt in the joint position, so that the electrical interface socket forms the short circuit return circuit.
Optionally, the electrical interface plug is provided with a contact pin, the electrical interface socket is provided with a jack, and the contact pin is inserted into the jack, so that the electrical interface plug and the electrical interface socket are electrically connected.
Optionally, a threaded cap is sleeved on the electrical interface plug, the electrical interface socket is provided with a threaded section, and when the electrical interface plug is inserted into the electrical interface socket, the threaded cap is in threaded connection with the threaded section, so that the electrical interface plug can be detachably connected to the electrical interface socket.
Optionally, the contact surface of the electrical interface plug and the electrical interface socket is provided with a copper alloy.
Optionally, the electrical interfaces include an 8-core electrical interface, a 12-core electrical interface, and a 16-core electrical interface.
The invention also provides a relay protection cabinet which comprises an installation plate, wherein the installation plate is provided with the electrical interface.
Compared with the prior art, the invention has the following beneficial effects: when the electric connector works, the electric interface plug is inserted into the electric interface socket, the ejector rod pushes the short-circuit contact to be separated from the clamping position, and two sides of the inner wall of the electric interface socket are not conducted with each other, so that an electric loop between the electric interface plug and the electric interface socket is formed; when the electrical interface plug is pulled out, the ejector rod is separated from the short circuit contact, the short circuit contact returns to the initial position, the short circuit contact is in contact with the clamping position, the two sides of the inner wall of the electrical interface socket are electrically connected to form an electric loop which is conducted in the electrical interface socket, and the electrical interface socket is short-circuited at the moment. When avoiding artifical mistake to touch the electrical interface socket, the electrical interface socket forms the return circuit with the people body, causes the problem of power consumption incident. Therefore, the safety performance of the electrical interface is improved, and the power utilization risk is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and 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 these drawings without inventive exercise.
The structure, proportion, size and the like shown in the drawings are only used for matching with the content disclosed in the specification, so that the person skilled in the art can understand and read the description, and the description is not used for limiting the limit condition of the implementation of the invention, so the method has no technical essence, and any structural modification, proportion relation change or size adjustment still falls within the scope of the technical content disclosed by the invention without affecting the effect and the achievable purpose of the invention.
FIG. 1 is a schematic diagram of an electrical interface with an automatic shorting function when not in operation;
fig. 2 is a schematic structural diagram of an electrical interface with an automatic short-circuit function during operation.
Illustration of the drawings: the electric interface plug comprises an electric interface plug 1, an electric interface socket 2, a clamping position 3, a short-circuit contact 4, a mandril 5, a spring 6, a contact pin 7 and a jack 8.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. It should be noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The first embodiment is as follows:
the invention provides an electrical interface with an automatic short-circuit function, which is characterized by comprising an electrical interface plug 1 and an electrical interface socket 2, wherein the inner wall of the electrical interface socket 2 is provided with a clamping position 3, and the clamping position 3 is movably connected with a short-circuit contact 4 for short-circuiting the electrical interface socket 2;
the electric interface plug 1 is internally provided with a push rod 5 corresponding to the position of the short circuit contact 4, the push rod 5 is an insulating rod, and the push rod 5 is used for pushing the short circuit contact 4 to be separated from the clamping position 3.
When the electric connector works, the electric interface plug 1 is inserted into the electric interface socket 2, the ejector rod 5 pushes the short-circuit contact 4 to be separated from the clamping position 3, and two sides of the inner wall of the electric interface socket 2 are not conducted with each other, so that an electric loop between the electric interface plug 1 and the electric interface socket 2 is formed; when extracting when electrical interface plug 1, ejector pin 5 with short circuit contact 4 separates, short circuit contact 4 returns initial position, short circuit contact 4 with joint position 3 contacts, and electrical interface socket 2's inner wall both sides electricity are connected, form the electric circuit that switches on in the electrical interface socket 2, and electrical interface socket 2 is short circuited this moment. When avoiding artifical mistake to touch electrical interface socket 2, electrical interface socket 2 and human body form the return circuit, cause the problem of power consumption incident. Therefore, the safety performance of the electrical interface is improved, and the power utilization risk is reduced.
In an embodiment of the present invention, a spring 6 is disposed at one end of the short-circuit contact 4 away from the card connection location 3, a first end of the spring 6 is fixedly connected to an inner wall of the electrical interface socket 2, a second end of the spring 6 is connected to the short-circuit contact 4, and the spring 6 is used for pushing the short-circuit contact 4 to abut against the card connection location 3, so that the electrical interface socket 2 forms a short-circuit loop.
The during operation, work as electrical interface plug 1 extract in during electrical interface socket 2, spring 6 is no longer stressed, and spring 6 is kick-backed and is reset to drive short circuit contact 4 court one side of joint position 3 is removed, makes short circuit contact 4 with joint position 3 offsets, and the inner wall both sides of electrical interface socket 2 are connected electrically this moment, form the electric return circuit that switches on in the electrical interface socket 2, and electrical interface socket 2 is short circuited this moment. The spring 6 is utilized to realize the automatic reset of the short-circuit contact 4, and the power utilization safety of the electrical interface socket 2 in a non-use state is ensured.
In an embodiment of the present invention, the electrical interface plug 1 is provided with a pin 7, the electrical interface socket 2 is provided with a socket 8, and the pin 7 is inserted into the socket 8, so that the electrical interface plug 1 and the electrical interface socket 2 are electrically connected.
In an embodiment of the present invention, a threaded cap is sleeved on the electrical interface plug 1, the electrical interface socket 2 is provided with a threaded section, and when the electrical interface plug 1 is inserted into the electrical interface socket 2, the threaded cap is in threaded connection with the threaded section, so that the electrical interface plug 1 is detachably connected to the electrical interface socket 2. The electric interface plug 1 is locked on the electric interface socket 2 in a threaded connection mode, is convenient to detach and is firm and reliable.
In an embodiment of the present invention, a copper alloy layer is disposed on a contact surface between the electrical interface plug 1 and the electrical interface socket 2, so as to increase electrical conductivity between the electrical interface plug 1 and the electrical interface socket 2.
In one embodiment of the invention, the electrical interfaces include an 8-core electrical interface, a 12-core electrical interface, and a 16-core electrical interface.
Example two:
the invention also provides a relay protection cabinet, which comprises a mounting plate, wherein the electrical interface is arranged on the mounting plate.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (7)

1. The electrical interface with the automatic short-circuit function is characterized by comprising an electrical interface plug (1) and an electrical interface socket (2), wherein a clamping position (3) is arranged on the inner wall of the electrical interface socket (2), and the clamping position (3) is movably connected with a short-circuit contact (4) for short-circuiting the electrical interface socket (2);
correspond in the electrical interface plug (1) the position of short circuit contact (4) is provided with ejector pin (5), ejector pin (5) are the insulator spindle, ejector pin (5) are used for the top to push away short circuit contact (4) with joint position (3) separation.
2. The electrical interface with automatic short-circuit function of claim 1, characterized in that, the one end that short circuit contact (4) kept away from joint position (3) is provided with spring (6), the first end fixed connection of spring (6) in the inner wall of electrical interface socket (2), the second end of spring (6) with short circuit contact (4) are connected, spring (6) are used for pushing away short circuit contact (4) butt in joint position (3), so that electrical interface socket (2) form the short circuit return circuit.
3. The electrical interface with the automatic short-circuit function as claimed in claim 3, wherein the electrical interface plug (1) is provided with a pin (7), the electrical interface socket (2) is provided with a jack (8), and the pin (7) is inserted into the jack (8) to electrically connect the electrical interface plug (1) and the electrical interface socket (2).
4. The electrical interface with the automatic short-circuit function as claimed in claim 4, wherein a threaded cap is sleeved on the electrical interface plug (1), the electrical interface socket (2) is provided with a threaded section, and when the electrical interface plug (1) is inserted into the electrical interface socket (2), the threaded cap is in threaded connection with the threaded section, so that the electrical interface plug (1) can be detachably connected to the electrical interface socket (2).
5. The electrical interface with automatic short-circuit function as claimed in claim 1, characterized in that the contact surfaces of the electrical interface plug (1) and the electrical interface socket (2) are provided with copper alloy.
6. The electrical interface with automatic shorting capability of claim 1, wherein the electrical interface comprises an 8-core electrical interface, a 12-core electrical interface, and a 16-core electrical interface.
7. A relay protection cabinet, comprising a mounting plate, wherein the electrical interface of any one of claims 1 to 6 is disposed on the mounting plate.
CN202011256553.5A 2020-11-11 2020-11-11 Electric interface with automatic short circuit function Pending CN112421316A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011256553.5A CN112421316A (en) 2020-11-11 2020-11-11 Electric interface with automatic short circuit function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011256553.5A CN112421316A (en) 2020-11-11 2020-11-11 Electric interface with automatic short circuit function

Publications (1)

Publication Number Publication Date
CN112421316A true CN112421316A (en) 2021-02-26

Family

ID=74781675

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011256553.5A Pending CN112421316A (en) 2020-11-11 2020-11-11 Electric interface with automatic short circuit function

Country Status (1)

Country Link
CN (1) CN112421316A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1845388A (en) * 2006-03-29 2006-10-11 中航光电科技股份有限公司 Automatic protection connector of static release circuit
CN207664362U (en) * 2017-09-29 2018-07-27 沈阳兴华航空电器有限责任公司 A kind of multicore is from short-circuit protection connector structure
CN211579155U (en) * 2020-04-02 2020-09-25 四川永贵科技有限公司 Electric connector with open-circuit prevention function

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1845388A (en) * 2006-03-29 2006-10-11 中航光电科技股份有限公司 Automatic protection connector of static release circuit
CN207664362U (en) * 2017-09-29 2018-07-27 沈阳兴华航空电器有限责任公司 A kind of multicore is from short-circuit protection connector structure
CN211579155U (en) * 2020-04-02 2020-09-25 四川永贵科技有限公司 Electric connector with open-circuit prevention function

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Application publication date: 20210226