CN111668665A - Short-circuit-proof safety socket and plug - Google Patents

Short-circuit-proof safety socket and plug Download PDF

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Publication number
CN111668665A
CN111668665A CN202010647480.6A CN202010647480A CN111668665A CN 111668665 A CN111668665 A CN 111668665A CN 202010647480 A CN202010647480 A CN 202010647480A CN 111668665 A CN111668665 A CN 111668665A
Authority
CN
China
Prior art keywords
circuit
short
storage cover
liquid storage
air bag
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.)
Withdrawn
Application number
CN202010647480.6A
Other languages
Chinese (zh)
Inventor
付小丽
张玲
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN202010647480.6A priority Critical patent/CN111668665A/en
Publication of CN111668665A publication Critical patent/CN111668665A/en
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—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
    • H01R13/7036—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 the switch being in series with coupling part, e.g. dead coupling, explosion proof coupling
    • H01R13/7037—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 the switch being in series with coupling part, e.g. dead coupling, explosion proof coupling making use of a magnetically operated switch
    • 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
    • H01R13/11—Resilient 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
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H01R13/71—Contact members of coupling parts operating as switch, e.g. linear or rotational movement required after mechanical engagement of coupling part to establish electrical connection

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  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

The invention discloses a short-circuit-proof safety socket which comprises a socket body provided with a plurality of jacks, wherein the socket body is respectively provided with a plurality of conductive grooves communicated with the jacks, the inner wall of each conductive groove is connected with an annular liquid storage cover, an elastic conductive ring is fixedly connected at the opening of each annular liquid storage cover, a fixed plate is horizontally connected in each conductive groove, the lower end of each fixed plate is fixedly connected with an elastic air bag, and a liquid inlet pipe and a liquid outlet pipe are respectively communicated between each elastic air bag and the corresponding annular liquid storage cover. The short-circuit-proof safety plug comprises a plug body with a plurality of conducting strips, wherein the lower ends of the conducting strips are fixedly connected with second permanent magnets. The invention can automatically disconnect the circuit when the circuit is short-circuited or overloaded, thereby avoiding accidents, having good protection effect, and meanwhile, the device can be repeatedly used and has strong practicability.

Description

Short-circuit-proof safety socket and plug
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a short-circuit-proof safety socket and plug.
Background
The plug and the socket are very common power equipment in daily life of people, are mainly used for power conduction connection when the electric appliance is used for taking power, and are generally contacted with two conducting strips on the plug through two reeds inside the socket when in use, so that the purpose of taking power is achieved.
However, in practical use, a phenomenon of short circuit of a wire or overload of current in a circuit in the socket often occurs, so that a large amount of heat is generated instantaneously by electrical elements in the socket, the temperature in the socket rises sharply, the electrical elements in the socket are damaged, the socket cannot be normally used, and even a fire disaster is caused in severe cases, thereby causing great threat to life and property safety of a user.
Disclosure of Invention
The invention aims to solve the defect that a short circuit or overload socket is easy to damage in the prior art, and provides a short circuit prevention safety socket and a short circuit prevention safety plug.
In order to achieve the purpose, the invention adopts the following technical scheme:
a short-circuit-proof safety socket and plug comprises a socket body provided with a plurality of jacks, wherein the socket body is respectively provided with a plurality of conductive grooves communicated with the jacks, the inner wall of each conductive groove is connected with an annular liquid storage cover, the opening of each annular liquid storage cover is fixedly connected with an elastic conductive ring, a fixed plate is horizontally connected in each conductive groove, the lower end of each fixed plate is fixedly connected with an elastic air bag, a liquid inlet pipe and a liquid outlet pipe are respectively communicated between each elastic air bag and the corresponding annular liquid storage cover, each liquid outlet pipe side wall is provided with a mounting groove, a movable block is elastically connected in each mounting groove through a memory spring, each movable block is hermetically and slidably connected with the groove wall of the corresponding mounting groove, and each annular liquid storage cover is electrically connected with an external power supply connecting terminal through a wire, the lower end of each elastic air bag is fixedly connected with a first permanent magnet.
Preferably, each liquid inlet pipe and each liquid discharge pipe are internally provided with a first one-way valve and a second one-way valve respectively.
Preferably, hydraulic oil is filled in a sealed space formed by each annular liquid storage cover and the corresponding elastic conducting ring, the corresponding liquid inlet pipe, the corresponding liquid outlet pipe and the corresponding elastic air bag.
The short-circuit-proof safety plug comprises a plug body with a plurality of conducting strips, wherein the lower ends of the conducting strips are fixedly connected with second permanent magnets.
Compared with the prior art, the invention has the advantages that:
1. through switching on and the shutoff that sets up memory spring control fluid-discharge tube, when the circuit takes place the short circuit or transship and lead to the inside temperature of conducting groove to rise fast, utilize first permanent magnetism piece and second permanent magnetism piece's cooperation can break off the circuit fast to avoid the unexpected condition, after the inside temperature of conducting groove reduces simultaneously, the circuit also can keep the off-circuit state, thereby can prevent to switch on the phenomenon that the electric current transships once more appears when the temperature resumes normally back circuit, excellent in use effect.
2. Through setting up the feed liquor pipe, under the cooperation of first check valve and second check valve, socket ontology takes place the overload protection after, can make elasticity gasbag and elasticity conducting ring reset to can used repeatedly, the practicality is strong.
In conclusion, the circuit can be automatically disconnected when the circuit is short-circuited or overloaded, so that accidents are avoided, the protection effect is good, and meanwhile, the device can be repeatedly used and is high in practicability.
Drawings
Fig. 1 is a schematic structural diagram of a short-circuit prevention safety socket and plug according to the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1.
In the figure: the socket comprises a socket body 1, a conductive groove 2, a fixing plate 3, an annular liquid storage cover 4, an elastic conductive ring 5, an elastic air bag 6, a first permanent magnet 7, a liquid inlet pipe 8, a liquid outlet pipe 9, an installation groove 10, a memory spring 11, a movable block 12, a plug body 13 and a second permanent magnet 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-2, a short-circuit prevention safety socket comprises a socket body 1 with a plurality of jacks, the socket body 1 is respectively provided with a plurality of conductive grooves 2 communicated with the jacks, the inner wall of each conductive groove 2 is connected with an annular liquid storage cover 4, an opening of each annular liquid storage cover 4 is fixedly connected with an elastic conductive ring 5, a fixing plate 3 is horizontally connected in each conductive groove 2, the lower end of each fixing plate 3 is fixedly connected with an elastic air bag 6, a liquid inlet pipe 8 and a liquid outlet pipe 9 are respectively communicated between each elastic air bag 6 and the corresponding annular liquid storage cover 4, a first check valve and a second check valve are respectively arranged in each liquid inlet pipe 8 and each liquid outlet pipe 9, the first check valve only allows gas or liquid in the elastic air bag 6 to enter the annular liquid storage cover 4 through the liquid inlet pipe 8, the second check valve only allows gas or liquid in the annular liquid storage cover 4 to enter the elastic air bag 6 through the liquid outlet pipe 9, the side wall of each liquid discharge pipe 9 is provided with a mounting groove 10, each mounting groove 10 is internally and elastically connected with a movable block 12 through a memory spring 11, each movable block 12 is in sealed sliding connection with the groove wall corresponding to the mounting groove 10, the memory spring 11 can adopt a similar CuZnAl memory alloy spring, the expansion temperature is 65-85 ℃, namely, when the temperature of the memory spring exceeds 85 ℃, the memory spring can contract and deform and can automatically recover to the original state after being lower than the temperature, each annular liquid storage cover 4 is electrically connected with an external power supply connecting terminal through a lead, the lower end of each elastic air bag 6 is fixedly connected with a first permanent magnet 7, and the upper end of each first permanent magnet 7 is an N pole.
In the invention, hydraulic oil is filled in a sealed space formed by each annular liquid storage cover 4 and the corresponding elastic conducting ring 5, the liquid inlet pipe 8, the liquid outlet pipe 9 and the elastic air bag 6, and the hydraulic oil can be No. 46 turbine oil which has the characteristics of insulation and non-conduction and has high ignition point and good heat resistance.
The utility model provides an prevent short circuit safety type plug, includes the plug body 13 that has a plurality of conducting strips, and every conducting strip lower extreme is equal fixedly connected with second permanent magnetism piece 14, and every second permanent magnetism piece 14 lower extreme is the N utmost point.
When the invention is used, in an initial state, one end of the movable block 12, which is far away from the memory spring 11, is pressed against the inner wall of the liquid discharge pipe 9 under the elastic action of the memory spring 11, so that the liquid discharge pipe 9 is in a blocked state;
when electricity is needed to be taken, the conducting plate of the plug body 13 is inserted into the corresponding conducting groove 2 through the jack, the elastic conducting ring 5 is extruded and deformed by the conducting plate, the elastic conducting ring 5 is in contact with the conducting plate, the circuit is conducted, and the electrical appliance can normally work, and it is worth noting that although repulsion force exists between the first permanent magnet 7 and the second permanent magnet 14 at the moment, the elastic air bag 6 keeps the original shape because the drain pipe 9 is blocked, and the elastic conducting ring 5 always exerts elastic force on the conducting plate because hydraulic oil in the annular liquid storage cover 4 and the elastic conducting ring 5 cannot flow out, so that the plug body 13 and the socket body 1 can keep a stable connection relationship;
when a circuit is short-circuited or overloaded to cause the temperature between the conducting strip and the elastic conducting ring 5 to rise rapidly, the temperature inside the conducting groove 2 rises rapidly and exceeds the deformation temperature of the memory spring 11, the memory spring 11 contracts and drives the movable block 12 to contract and enter the mounting groove 10, the liquid discharge pipe 9 can communicate the annular liquid storage cover 4 with the elastic air bag 6, the elastic air bag 6 is stretched under the action of the repulsive force between the first permanent magnet 7 and the second permanent magnet 14, hydraulic oil in the annular liquid storage cover 4 enters the elastic air bag 6 through the liquid discharge pipe 9, the elastic conducting ring 5 is changed from a protrusion to a recess, meanwhile, the elastic conducting ring 5 is separated from the conducting strip, the circuit is disconnected, an electric appliance stops working, and therefore an accident situation is avoided;
after the temperature in the conductive groove 2 is reduced, the memory spring 11 recovers and drives the movable block 12 to block the liquid discharge pipe 9 again, at the moment, the repulsive force still exists between the first permanent magnet 7 and the second permanent magnet 14, then the elastic conductive ring 5 is separated from the conductive sheet, thereby preventing the phenomenon that the current overload occurs again when the circuit is conducted after the temperature is recovered to be normal, after the circuit maintenance is finished, the conductive sheet of the plug body 13 is pulled out from the jack, then under the elastic action of the elastic air bag 6 and the elastic conductive ring 5, the hydraulic oil in the elastic air bag 6 flows back to the corresponding annular liquid storage cover 4 through the liquid inlet pipe 8, and then the device can be used again.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (4)

1. The short-circuit-proof safety socket comprises a socket body (1) provided with a plurality of jacks, and is characterized in that the socket body (1) is respectively provided with a plurality of conductive grooves (2) communicated with the jacks, the inner wall of each conductive groove (2) is connected with an annular liquid storage cover (4), the opening of each annular liquid storage cover (4) is fixedly connected with an elastic conductive ring (5), each conductive groove (2) is internally and horizontally connected with a fixed plate (3), the lower end of each fixed plate (3) is fixedly connected with an elastic air bag (6), a liquid inlet pipe (8) and a liquid outlet pipe (9) are respectively communicated between each elastic air bag (6) and the corresponding annular liquid storage cover (4), the side wall of each liquid outlet pipe (9) is provided with a mounting groove (10), and a movable block (12) is elastically connected in each mounting groove (10) through a memory spring (11), and each movable block (12) is connected with the groove wall corresponding to the mounting groove (10) in a sealing and sliding manner, each annular liquid storage cover (4) is electrically connected with an external power supply wiring terminal through a wire, and each elastic air bag (6) is fixedly connected with a first permanent magnet block (7) at the lower end.
2. The short-circuit prevention safety socket and plug as claimed in claim 1, wherein each of the liquid inlet pipe (8) and the liquid outlet pipe (9) is provided with a first one-way valve and a second one-way valve.
3. The short-circuit-proof safety socket and plug as claimed in claim 1, wherein hydraulic oil is filled in a sealed space formed by each annular liquid storage cover (4) and the corresponding elastic conductive ring (5), liquid inlet pipe (8), liquid outlet pipe (9) and elastic air bag (6).
4. The short-circuit-proof safety plug comprises a plug body (13) with a plurality of conducting strips, and is characterized in that the lower end of each conducting strip is fixedly connected with a second permanent magnet (14).
CN202010647480.6A 2020-07-07 2020-07-07 Short-circuit-proof safety socket and plug Withdrawn CN111668665A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010647480.6A CN111668665A (en) 2020-07-07 2020-07-07 Short-circuit-proof safety socket and plug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010647480.6A CN111668665A (en) 2020-07-07 2020-07-07 Short-circuit-proof safety socket and plug

Publications (1)

Publication Number Publication Date
CN111668665A true CN111668665A (en) 2020-09-15

Family

ID=72391666

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010647480.6A Withdrawn CN111668665A (en) 2020-07-07 2020-07-07 Short-circuit-proof safety socket and plug

Country Status (1)

Country Link
CN (1) CN111668665A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114899635A (en) * 2022-07-13 2022-08-12 深圳智慧龙城软件开发技术有限公司 Electronic product interface protector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114899635A (en) * 2022-07-13 2022-08-12 深圳智慧龙城软件开发技术有限公司 Electronic product interface protector

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Application publication date: 20200915