CN112864714A

CN112864714A - Automatic pop-up anti-loosening connector

Info

Publication number: CN112864714A
Application number: CN202110005569.7A
Authority: CN
Inventors: 傅海波
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-05-28

Abstract

The invention discloses an automatic pop-up anti-loosening connector which comprises a socket shell and a plug shell, wherein a pair of electric connection posts are inserted into the side wall of the plug shell in a penetrating mode, a pair of electric connection capsules are fixed inside the socket shell, the inner wall of the plug shell is connected with an electromagnet through a rotating strip, two ends of the electromagnet are fixed with two electric connection blocks, the inner wall of the plug shell is rotatably connected with a pair of electric connection plates through a torsion spring, and a current limiting resistor and a thermal resistor are fixed on the inner wall of the plug shell. Has the advantages that: according to the invention, by arranging the electromagnet and the telescopic rod, after the plug is combined with the socket, in a normal power connection state, the telescopic plate is extended under the action of a magnetic field to limit the plug shell, so that the plug and the socket are tightly combined and cannot be easily loosened, and the whole power connection process is very stable and cannot be disconnected due to external pulling interference.

Description

Automatic pop-up anti-loosening connector

Technical Field

The invention relates to the technical field of power equipment, in particular to an automatic pop-up anti-loosening connector.

Background

With the development of the technological level, various electric power equipment is developed greatly, so that electric power is distributed in all industries, and the socket connector as a necessity of the electric power equipment is also distributed in all industries;

the stability of current connector when connecing the electricity can not be guaranteed, the pine takes off and leads to the outage easily under the exogenic action, thereby long-time use also will cause the wearing and tearing of hookup location to cause contact failure, many equipment connect the electricity for a long time to use and lead to the inside heat of connector to gather, thereby cause overheated, make the inside circuit of connector impaired because of high temperature, finally lead to the circuit to damage personnel's damage even, and unable autosegregation when the trouble, need the manual operation, uncertain operational risk has been brought, consequently need to have a relax and take off and can automatic pop-up's connector.

Disclosure of Invention

The invention aims to solve the problem that a connector in the prior art is unsafe to use, and provides an automatic pop-up anti-loosening connector.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an automatic formula anti-loosening connector pops out, includes socket shell and plug shell, the lateral wall of plug shell runs through to insert and is equipped with a butt joint electric post, the inside of socket shell is fixed with a butt joint electric capsule, the inner wall of plug shell is connected with the electro-magnet through changeing the strip, the both ends of electro-magnet are fixed with two and connect the electricity piece, the inner wall of plug shell rotates through the torsional spring and is connected with a pair of electric plate, the inner wall of plug shell is fixed with current limiting resistor and thermal resistor, the inside spacing pop-up mechanism that is equipped with of socket shell, the lateral wall of socket shell is equipped with a pair of manual limit mechanism that separates.

In the above automatic pop-up anti-loose connector, the limiting pop-up mechanism includes a fixing rod fixed on the outer wall of the socket shell, a telescopic rod is fixed at the end of the fixing rod, and the inner wall of the socket shell is connected with a pair of pressing plates through a pair of pop-up springs.

In the above automatic pop-up anti-loose connector, the telescopic rod is made of magnetostrictive material, the electrical connection capsule is made of an elastic conductive film and filled with mercury, and the current limiting resistor is a magnetoresistor.

In the above automatic pop-up anti-loose connector, the manual limit releasing mechanism includes a sliding groove formed in a side wall of the plug housing, an inner wall of the sliding groove is connected with a push plate through a return spring, a push rod is fixed to a side wall of the push plate, and the push rod penetrates through the side wall of the plug housing and abuts against a corresponding contact plate.

Compared with the prior art, the invention has the advantages that:

1. according to the invention, by arranging the electromagnet and the telescopic rod, after the plug is combined with the socket, in a normal power connection state, the telescopic plate is extended under the action of a magnetic field to limit the plug shell, so that the plug and the socket are tightly combined and cannot be easily loosened, and the whole power connection process is very stable and cannot be disconnected due to external pulling interference;

2. according to the invention, by arranging the electric connection capsule, in the electric connection process, the electric connection column is tightly attached to the pressing plate under the elastic force action of the ejection spring, the pressing plate is pressed to be tightly attached to the electric connection capsule, and the electric connection capsule can deform to wrap the pressing plate, so that the condition of poor electric connection caused by abrasion in the whole electric connection process is avoided, the integral electric connection stability is improved, the service life is prolonged, and the ejection spring can automatically extend to eject the plug shell in the power failure, so that the effective separation is ensured, and the manual intervention is not needed;

3. according to the invention, by arranging the rotating strip, when the circuit is used for a long time and heat is accumulated and overheated, the rotating strip reaches the abnormal temperature and is twisted, so that the electromagnet drives the power connection block to be twisted and dislocated, thereby the circuit is powered off, the circuit damage short circuit caused by overheating is avoided, the circuit safety is effectively protected, and the overall safety is improved;

4. according to the invention, by arranging the current-limiting resistor, when the line current is increased due to overload of the line, the resistance value of the current-limiting resistor is reduced due to the enhancement of the magnetic field of the electromagnet, so that the current of the branch where the current-limiting resistor is located is greatly increased, and the thermal resistor emits larger heat in a short time, so that the torsion power-off of the rotating strip is instantly completed, and the safety of the line is effectively protected at a high speed.

Drawings

FIG. 1 is a schematic structural view of an automatic pop-up anti-loose connector according to the present invention;

fig. 2 is a schematic structural diagram of another state of an automatic pop-up anti-loose connector according to the present invention.

In the figure: the plug comprises a socket shell 1, a plug shell 2, an electric connecting post 3, an electric connecting capsule 4, a pop-up spring 5, a pressure plate 6, an electric connecting plate 7, a rotating bar 8, an electromagnet 9, an electric connecting block 10, a fixed rod 11, a telescopic rod 12, a limiting hole 13, a current limiting resistor 14, a thermal resistor 15, a sliding chute 16, a return spring 17, a push plate 18 and a push rod 19.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

Referring to fig. 1-2, an automatic pop-up anti-loose connector comprises a socket shell 1 and a plug shell 2, wherein a pair of electric connection posts 3 is inserted through the side wall of the plug shell 2, a pair of electric connection capsules 4 is fixed inside the socket shell 1, the inner wall of the plug shell 2 is connected with an electromagnet 9 through a rotating strip 8, two electric connection blocks 10 are fixed at two ends of the electromagnet 9, the connection part of the electric connection blocks 10 and the electromagnet 9 is subjected to insulation treatment, the inner wall of the plug shell 2 is rotatably connected with a pair of electric connection plates 7 through a torsion spring, a current limiting resistor 14 and a thermal resistor 15 are fixed on the inner wall of the plug shell 2, a limiting pop-up mechanism is arranged inside the socket shell 1, and a pair of manual deluge mechanisms are arranged on the side wall of; the limiting pop-up mechanism comprises a fixed rod 11 fixed on the outer wall of the socket shell 1, a telescopic rod 12 is fixed at the end of the fixed rod 11, and the inner wall of the socket shell 1 is connected with a pair of pressing plates 6 through a pair of pop-up springs 5.

The telescopic rod 12 is made of magnetostrictive material, and can mainly change in a telescopic manner along the direction of a magnetic field in the magnetic field, the electric connection capsule 4 is made of an elastic conductive film, mercury is filled in the electric connection capsule, the electric connection capsule has elasticity and can deform under pressure, and the pressing plate 6 can be wrapped, so that the occurrence of poor contact is avoided, the stability and the reliability of the electric connection process are ensured, the current limiting resistor 14 is a magnetoresistor, and the resistance changes linearly along with the change of the magnetic field intensity.

The manual limit releasing mechanism comprises a sliding groove 16 arranged on the side wall of the plug shell 2, the inner wall of the sliding groove 16 is connected with a push plate 18 through a reset spring 17, a push rod 19 is fixed on the side wall of the push plate 18, the push rod 19 penetrates through the side wall of the plug shell 2 to abut against the corresponding electric board 7, and the electric board 7 can deflect and shift by pressing the push plate 18, so that power failure is completed, and the plug can be easily taken out.

In the invention, in practical use, when the electric connecting column 3 is inserted into the socket shell 1, the electric connecting column is contacted with the pressing plate 6 and gradually compresses the ejecting spring 5 until the pressing plate 6 is contacted with the electric connecting capsule 4, and the electrifying process is finished;

before the power connection is completed, the telescopic rod 12 keeps the original length and penetrates through the limiting hole 13 to enter the plug shell 2, after the power connection is completed, the electromagnet 9 generates a magnetic field, so that the telescopic rod 12 extends under the action of the magnetic field and abuts against the inner wall of the plug shell 2, the length exceeds the aperture of the limiting hole 13, the telescopic rod 12 cannot move out of the plug shell 2, the plug shell 2 is attached to the socket shell 1, the plug shell 2 is loosened at the moment, the plug shell 2 cannot be directly ejected even if the ejection spring 5 is in a compressed state, the ejection spring cannot be easily loosened even if external force is applied, and the stability of the power connection process can be ensured;

when the power connection fails, if the working time in the circuit is too long, so that the internal heat is too high and cannot be dissipated, the rotating strip 8 reaches the abnormal temperature to be twisted, the electromagnet 9 is driven to rotate, the power connection block 10 rotates along with the rotation to be separated from the power connection post 3, the circuit is cut off, the electromagnet 9 loses magnetism, and in this state, the telescopic rod 12 is not influenced by the magnetic field any more and is further contracted and restored, so that the plug shell 2 is not limited any more, the plug shell 2 is directly separated from the socket shell 1 under the elastic force of the pop-up spring 5, the automatic pop-up power failure is realized, and the internal circuit is effectively prevented from being melted and short-circuited;

when the line is overloaded, the current in the line is increased, so that the magnetism of the electromagnet 9 is enhanced, the resistance value of the current-limiting resistor 14 is reduced, the current of the branch where the thermal resistor 15 is located is greatly increased, the thermal resistor 15 can generate heat in an extreme time, the rotating strip 8 can quickly reach the abnormal temperature and be twisted, the power failure is completed, the heat storage capacity does not need to be gradually accumulated for a long time after overcurrent, the response can be quickly completed, and the quick protection of the line is realized;

when the plug needs to be pulled out, the push plates 18 on the two sides are pressed to drive the push rod 19 to move, so that the power connection plate 7 deflects to be separated from the power connection block 10, the power failure can be completed, the magnetic field of the electromagnet 9 disappears after the power failure, the telescopic rod 12 restores, and the plug shell 2 can be easily pulled out under the elastic force of the pop-up spring 5.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an automatic formula anti-loosening connector pops out, includes socket shell (1) and plug shell (2), its characterized in that, the lateral wall of plug shell (2) runs through to be inserted and is equipped with a butt joint post (3), the inside of socket shell (1) is fixed with a butt joint gasbag (4), the inner wall of plug shell (2) is connected with electro-magnet (9) through changeing strip (8), the both ends of electro-magnet (9) are fixed with two blocks of switching on (10), the inner wall of plug shell (2) is connected with a butt joint electroplax (7) through the torsional spring rotation, the inner wall of plug shell (2) is fixed with current limiting resistor (14) and thermal resistance (15), socket shell (1) inside is equipped with spacing pop-up mechanism, the lateral wall of socket shell (1) is equipped with a pair of manual limit mechanism that declutches.

2. The automatic pop-up anti-loose connector assembly as claimed in claim 1, wherein the limiting pop-up mechanism comprises a fixing rod (11) fixed on the outer wall of the socket housing (1), a telescopic rod (12) is fixed at the end of the fixing rod (11), and a pair of pressing plates (6) is connected to the inner wall of the socket housing (1) through a pair of pop-up springs (5).

3. The automatic pop-up anti-loose connector assembly according to claim 2, wherein the telescopic rod (12) is made of magnetostrictive material, the electrical capsule (4) is made of elastic conductive film and filled with mercury, and the current limiting resistor (14) is a magnetoresistor.

4. The automatic pop-up anti-loose connector assembly according to claim 1, wherein the manual limiting releasing mechanism comprises a sliding groove (16) formed in a side wall of the plug housing (2), an inner wall of the sliding groove (16) is connected with a push plate (18) through a return spring (17), a push rod (19) is fixed on a side wall of the push plate (18), and the push rod (19) penetrates through a side wall of the plug housing (2) and abuts against a corresponding contact electroplate (7).