阅读说明：本技术 一种高温自动弹出的接插头 (High-temperature automatic-ejection plug ) 是由 段春艳 赖华景 许继源 辛少权 李颖 冯泽君 陈潇跃 连佳生 于 2019-09-20 设计创作，主要内容包括：本发明公开一种高温自动弹出的接插头,其特征在于,包括相互插接配合的接插头公头和接插头母头,所述接插头公头的一端设有插头锁扣和插杆,对应的所述接插头母头上设有与所述插头锁扣相互卡扣的锁扣槽和与所述插杆插接配合的储能机构,所述插头锁扣为热变形件,受热时与所述锁扣槽脱开,所述储能机构为弹性形变件,用来推动所述插杆使所述接插头公头和所述接插头母头弹开。插接头包括相互插接配合的插接头公头和接插头母头,插接公头的插头锁扣受热后变形使得插头锁扣脱离接插头母头的锁扣槽后储能机构将接插头公头弹开,有效降低火灾的损失,减少火灾蔓延的概率。(The invention discloses a high-temperature automatic ejection plug which is characterized by comprising a male plug head and a female plug head which are mutually inserted and matched, wherein one end of the male plug head is provided with a plug lock catch and an insertion rod, the corresponding female plug head is provided with a lock catch groove mutually buckled with the plug lock catch and an energy storage mechanism which is in insertion and matching with the insertion rod, the plug lock catch is a thermal deformation piece and is separated from the lock catch groove when being heated, and the energy storage mechanism is an elastic deformation piece and is used for pushing the insertion rod to eject the male plug head and the female plug head. The plug comprises a male plug and a female plug which are mutually inserted and matched, and the plug lock catch of the male plug is deformed after being heated, so that the energy storage mechanism pops the male plug after the plug lock catch is separated from a lock catch groove of the female plug, thereby effectively reducing the loss of fire and reducing the probability of fire spreading.)

1. The high-temperature automatic ejection plug is characterized by comprising a male plug and a female plug which are mutually inserted and matched, wherein one end of the male plug is provided with a plug lock catch and an insertion rod, the corresponding female plug is provided with a lock catch groove mutually buckled with the plug lock catch and an energy storage mechanism which is in insertion and matching with the insertion rod, the plug lock catch is a thermal deformation piece and is separated from the lock catch groove when being heated, and the energy storage mechanism is an elastic deformation piece and is used for pushing the insertion rod to enable the male plug and the female plug to eject.

2. The plug according to claim 1, wherein an energy storage mechanism installation groove is formed in the female plug, and the elastic deformation element is installed in the energy storage mechanism installation groove.

3. The plug of claim 2, wherein the energy storage mechanism mounting groove and the plug rod are mutually engaged ring-shaped members, a female plug jack is disposed in the energy storage mechanism mounting groove, a male plug post engaged with the female plug jack is disposed in the plug rod, and the male plug and the female plug are electrically connected through the female plug jack and the male plug post.

4. The plug according to claim 2, wherein the elastic deformation member is a spring, an elastic bellows or a polymer elastomer.

5. The plug according to claim 2, wherein the energy storing mechanism mounting groove is protrudingly provided on the female plug, and the locking grooves are at least two arranged outside the energy storing mechanism mounting groove; the plug lock catch and the inserted bar are arranged on the male plug in a protruding mode.

6. The plug according to claim 1, wherein the plug latch comprises a first metal piece and a second metal piece, both ends of which are connected together, respectively, and the first metal piece and the second metal piece have different heated elongation values, so that the plug latch bends to one side when being heated.

7. The plug according to claim 6, wherein two ends of the first metal member are connected to two ends of the second metal member by welding.

8. The plug according to claim 1, wherein the plug lock is a memory metal member, and the plug lock automatically deforms and releases when a deformation temperature of the memory metal member is reached.

9. The plug according to claim 1, wherein the plug is used in a factory power supply line or an electric vehicle charging line.

Technical Field

The invention relates to the technical field of plugs, in particular to a plug capable of popping up automatically at high temperature.

Background

According to the statistics of the fire department of the Ministry of public Security, about 35 thousands of fires are reported in China every year, about 1500 dead people are caused, and the direct property loss reaches 40 hundred million RMB. Most of the electric fire hazards are caused by electrical reasons, short circuit of electric wires, aging of the electric wires, poor contact, electric leakage of circuits and ignition of cables are main causes of fire hazards, and the fire hazards caused by the electrical reasons can firstly cause a certain circuit in the electrical system to generate a large amount of heat which is enough to melt an insulating layer of the electric wires, so that the insulating layer can catch fire, and the fire hazards begin to spread through the electric wires. A thin wire has become a stealth killer for people.

At present, in the electrical design, aiming at the situations of short circuit of electric wires, poor contact, electric leakage of lines and the like, the adopted technical schemes are very many, and air switches, electronic products, electric vehicles, industrial equipment and power supply circuits in the industry, which are visible everywhere in our lives, have the functions of short circuit, overload isolation and the like. However, it has been found that when the power supply circuit is opened when an electrical cause occurs, the problematic electrical locations have all caught fire. Although the problems of short circuit and overload can be solved, the fire condition after the fire disaster is generated can not be effectively controlled. The plugs in the prior art are manually inserted and pulled, and when a fire disaster happens, a temporary fire source burns along the electric wire to cause associated damage.

Disclosure of Invention

In view of the problems in the prior art, the invention aims to provide a plug capable of automatically popping up at high temperature.

In order to achieve the above purpose, the invention adopts the following technical scheme:

the high-temperature automatic ejection plug is characterized by comprising a male plug and a female plug which are mutually inserted and matched, wherein one end of the male plug is provided with a plug lock catch and an insertion rod, the corresponding female plug is provided with a lock catch groove mutually buckled with the plug lock catch and an energy storage mechanism which is in insertion and matching with the insertion rod, the plug lock catch is a thermal deformation piece and is separated from the lock catch groove when being heated, and the energy storage mechanism is an elastic deformation piece and is used for pushing the insertion rod to enable the male plug and the female plug to eject.

As a further explanation of the above scheme, an energy storage mechanism installation groove is provided on the plug female head, and the elastic deformation member is installed in the energy storage mechanism installation groove.

As a further explanation of the above scheme, the energy storage mechanism mounting groove and the insertion rod are ring-shaped members that are matched with each other, a female plug jack is arranged in the energy storage mechanism mounting groove, a male plug post that is matched with the female plug jack is arranged in the insertion rod, and the male plug and the female plug of the plug are electrically connected through the female plug jack and the male plug post.

As a further explanation of the above scheme, the elastic deformation member is a spring, an elastic bellows, or a polymer elastic body.

As a further explanation of the above scheme, the energy storage mechanism mounting grooves are protrudingly arranged on the female plug, and the number of the locking grooves is at least two arranged outside the energy storage mechanism mounting grooves; the plug lock catch and the inserted bar are arranged on the male plug in a protruding mode.

As a further explanation of the above solution, the plug latch includes a first metal part and a second metal part, both ends of which are respectively connected together, and the first metal part and the second metal part have different heated elongation values, so that the plug latch bends to one side when being heated.

As a further explanation of the above scheme, two ends of the first metal part are connected to two ends of the second metal part by welding.

As a further explanation of the above scheme, the plug lock is a memory metal part, and when the deformation temperature of the memory metal part is reached, the plug lock automatically deforms and releases.

As a further explanation of the above scheme, the plug connector is applied to a factory power supply circuit or an electric vehicle charging circuit.

The invention has the beneficial effects that:

the plug connector comprises a male plug connector and a female plug connector, and after a plug lock catch of the male plug connector is heated, the plug lock catch deforms to enable the plug lock catch to be separated from a lock catch groove of the female plug connector, and then the energy storage mechanism pops the male plug connector open, so that the loss of fire disasters is effectively reduced, and the probability of fire spread is reduced.

And secondly, the plug lock catch is of a bimetal structure or a memory metal structure, so that the plug lock catch deforms and is separated from the lock catch groove after being heated.

Drawings

Fig. 1 is a structural diagram of a male plug of a high-temperature auto-eject plug according to the present invention.

Fig. 2 is a structural diagram of a female plug of the high-temperature auto-eject plug provided by the present invention.

Fig. 3 is a structural diagram of a plug latch of the high-temperature auto-eject plug provided by the present invention.

Fig. 4 is a structural diagram of an energy storage mechanism of the high-temperature automatic ejection plug provided by the invention.

Description of reference numerals:

1: male plug of plug, 2: female plug, 3: plug hasp, 4: energy storage mechanism, 5: and (4) inserting the rod.

201: locking groove, 301: metal part one, 302: metal part two, 401: spring, 402: energy storage mechanism tank, 403: female jack.

Detailed Description

In the description of the present invention, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated without limiting the specific scope of protection of the present invention.

Furthermore, if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the feature, and in the description of the invention, "at least" means one or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

In the present invention, unless otherwise specified and limited, "above" or "below" a first feature may include the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "above," "below," and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply an elevation which indicates a level of the first feature being higher than an elevation of the second feature. The first feature being "above", "below" and "beneath" the second feature includes the first feature being directly below or obliquely below the second feature, or merely means that the first feature is at a lower level than the second feature.

The following describes the embodiments of the present invention with reference to the drawings of the specification, so that the technical solutions and the advantages thereof are more clear and clear. The embodiments described below are exemplary and are intended to be illustrative of the invention, but are not to be construed as limiting the invention.

As shown in fig. 1-4, a plug capable of popping out automatically at high temperature is characterized by comprising a male plug 1 and a female plug 2 which are in plug-in fit with each other, wherein one end of the male plug 1 is provided with a plug lock 3 and an insertion rod 5, the corresponding female plug 2 is provided with a lock slot 201 which is mutually buckled with the plug lock 3 and an energy storage mechanism 4 which is in plug-in fit with the insertion rod 5, the plug lock 3 is a thermal deformation piece and is separated from the lock slot 201 when heated, and the energy storage mechanism 4 is an elastic deformation piece and is used for pushing the insertion rod 5 to make the male plug 1 and the female plug 2 pop out. The inserted link is in inserted connection and matching with the energy storage mechanism, the energy storage mechanism stores energy in the process that the inserted link moves backwards, the plug lock is locked in the lock groove to enable the male plug and the female plug to be connected, the plug lock is heated to deform when a fire disaster occurs, and when the deformation degree of the plug lock exceeds the width of the lock groove, the energy storage mechanism releases energy instantly to flick the male plug, so that the physical connection between the male plug and the female plug is disconnected.

An energy storage mechanism installation groove 402 is formed in the plug female head 2, and the elastic deformation piece is installed in the energy storage mechanism installation groove 402. The energy storage mechanism mounting groove 402 and the insertion rod 5 are annular pieces which are matched with each other, a female plug jack 403 is arranged in the energy storage mechanism mounting groove, a male plug post matched with the female plug jack 403 is arranged in the insertion rod 5, and the male plug 1 and the female plug 2 are electrically connected with the male plug post through the female plug jack 403.

The plug lock catch 3 comprises a first metal piece 301 and a second metal piece 302 which are connected together at two ends respectively, wherein the first metal piece 301 and the second metal piece 302 have different heated elongation values, so that the plug lock catch bends to one side when being heated.

Or, the plug lock catch 3 is a memory metal part, and when the deformation temperature of the memory metal part is reached, the plug lock catch automatically deforms and releases.

Preferably, the elastic deformation element is a spring 401, an elastic bellows or a polymer elastomer.

In this embodiment, the energy storage mechanism mounting grooves 402 are protrudingly disposed on the female plug 2, and the locking grooves 201 are at least two grooves disposed outside the energy storage mechanism mounting grooves 402; the plug lock catch and the inserted bar are arranged on the male plug in a protruding mode. The plug lock catch is provided with a lock catch protruding inwards, the lock catch is fastened on the lock catch groove, and the heated elongation value of the metal piece II positioned on the outer side of the plug lock catch is smaller than that of the metal piece I positioned on the inner side, so that the plug lock catch deforms outwards after being heated and is separated from the lock catch groove.

Further preferably, two ends of the first metal part 301 and two ends of the second metal part 302 are connected by welding.

The plug is used on a factory power supply line or an electric vehicle charging line.

Compared with the prior art, the plug that high temperature auto-eject that this embodiment provided has following characteristics: 1) the plug comprises a male plug and a female plug which are mutually inserted and matched, the plug lock of the male plug is deformed by heating, so that the energy storage mechanism pops the male plug after the plug lock is separated from the lock groove of the female plug, the loss of fire is effectively reduced, and the probability of fire spreading is reduced. 2) The plug lock catch is of a bimetal structure or a memory metal structure, so that the plug lock catch deforms and is separated from the lock catch groove after being heated.

It will be appreciated by those skilled in the art from the foregoing description of construction and principles that the invention is not limited to the specific embodiments described above, and that modifications and substitutions based on the teachings of the art may be made without departing from the scope of the invention as defined by the appended claims and their equivalents. The details not described in the detailed description are prior art or common general knowledge.