阅读说明：本技术 一种耐高温耐电弧插座 (High-temperature-resistant and arc-resistant socket ) 是由 孙志胜 于 2021-09-02 设计创作，主要内容包括：本发明公开了一种耐高温耐电弧插座,包括插座外壳、插座底板、插孔、电源开关、接电线和行程开关,所述插座底板的上端扣合连接有插座外壳,所述插座外壳和插座底板之间设置有行程开关,所述行程开关与接电线相互连接,所述接电线上串联连接有电源开关,所述插座外壳上开设有插孔。升降弹簧推动绝缘隔块上升,将两个银合金触点隔离,避免电弧的产生,提高不使用状态下插座的安全性,且隔离外界高温,具有耐高温耐电弧的特性。(The invention discloses a high-temperature-resistant and arc-resistant socket which comprises a socket shell, a socket base plate, jacks, a power switch, a power connection wire and a travel switch, wherein the socket shell is connected to the upper end of the socket base plate in a buckling mode, the travel switch is arranged between the socket shell and the socket base plate, the travel switch is connected with the power connection wire, the power switch is connected to the power connection wire in series, and the jacks are formed in the socket shell. The lifting spring pushes the insulating spacer block to rise, so that the two silver alloy contacts are isolated, the generation of electric arcs is avoided, the safety of the socket in a non-use state is improved, external high temperature is isolated, and the socket has the characteristics of high temperature resistance and electric arc resistance.)

1. A high temperature resistant arc resistant socket which characterized in that: including socket shell (1), socket bottom plate (2), jack (3), switch (4), electric wire (5) and travel switch (7), the upper end lock of socket bottom plate (2) is connected with socket shell (1), be provided with travel switch (7) between socket shell (1) and socket bottom plate (2), travel switch (7) and electric wire (5) interconnect, series connection has switch (4) on electric wire (5), jack (3) have been seted up on socket shell (1).

2. The high temperature and arc resistant socket of claim 1, wherein: travel switch (7) are including left binding post (71), right binding post (72) and insulating spacer block (73), be provided with insulating spacer block (73) between left binding post (71) and right binding post (72).

3. A high temperature and arc resistant socket as claimed in claim 2, wherein: the structure of the left-direction wiring terminal (71) is consistent with that of the right-direction wiring terminal (72), the right-direction wiring terminal (72) comprises a wiring copper sheet (721), a silver alloy contact (6) and a conducting strip (723), the silver alloy contact (6) is arranged at the upper end of the wiring copper sheet (721), and the conducting strip (723) is connected to the lower end of the wiring copper sheet (721).

4. A high temperature and arc resistant socket as claimed in claim 2, wherein: the insulation spacer block (73) comprises a lifting spring (731) and an insulation plate (732), the top end of the lifting spring (731) is fixedly connected with the insulation plate (732), and the bottom end of the lifting spring (731) is fixedly connected with the insulation plate (732).

5. The high temperature and arc resistant socket of claim 1, wherein: the jacks (3) are connected with the travel switches (7) in a one-to-one corresponding manner.

6. The high temperature and arc resistant socket of claim 4, wherein: a guide rod (733) is arranged in the middle of the lifting spring (731);

the guide rod (733) is composed of a rod body and a pipe body, the lower end of the rod body is fixedly connected to the socket bottom plate (2), the top end of the pipe body is fixedly connected to the insulating plate (732), and the pipe body is sleeved outside the rod body in a sliding mode.

7. A high temperature and arc resistant socket as claimed in claim 3, wherein: the conducting strip (723) is provided with a through hole, and the middle part of the wiring copper sheet (721) penetrates through the through hole; the lower end of the wiring copper sheet (721) is provided with a restoring spring (722), and the restoring spring (722) is fixedly connected with the conducting sheet (723).

8. A high temperature and arc resistant socket as claimed in claim 3, wherein: the lower end of the wiring copper sheet (721) is bent, and the end part of the bent part is fixedly connected to the conducting sheet (723).

9. A high temperature and arc resistant socket as claimed in claim 3, wherein: the lower end of the silver alloy contact (6) is provided with a plug clamping device (8), the plug clamping device (8) consists of a device shell (818) and two plug connecting devices (81) which are symmetrically arranged in the device shell (818), and the plug connecting devices (81) comprise:

the device comprises a device base (801), a sliding groove (802), a sliding rail (803), a pulley connecting rod (804), a first pressing rod (805), a first reset spring (806), a first loop bar (807), a second reset spring (808), a second loop bar (809), a second pressing rod (810), a rotating rod (811), a fixed connecting rod (812), a plug connecting plate (813), a plug connecting chamber (814), a connecting spring (815), a connecting spring inner cavity (816) and a pulley (817);

the device shell (818) is fixedly arranged at the upper end of the socket base plate (2), and two plug connecting plates (813) which are symmetrically arranged are arranged in the middle of the interior of the device shell (818);

two device bases (801) are symmetrically mounted at two ends inside the device shell (818), a sliding groove (802) is formed in one side, close to each other, of each device base (801), a sliding rail (803) is fixedly mounted in each sliding groove (802), two pulleys (817) capable of sliding left and right are mounted on each sliding rail (803), a pulley connecting rod (804) is fixedly mounted on each pulley (817), one end of a first pressing rod (805) is fixedly connected onto each pulley connecting rod (804), the other end of each first pressing rod (805) is mounted inside a first sleeve rod (807) in a left and right sliding manner, a first return spring (806) is further arranged inside each first sleeve rod (807), the first return spring (806) is fixedly connected with the other end of each first pressing rod (805), and each first sleeve rod (807) is fixedly mounted on the device base (801);

a rotating rod (811) is connected to the first compression rod (805), one end of the rotating rod (811) is rotatably mounted on the first compression rod (805), the other end of the rotating rod (811) is rotatably mounted on a fixed connecting rod (812), and a plug connecting plate (813) is fixedly mounted at one end, far away from the rotating rod (811), of the fixed connecting rod (812);

two plug connecting chambers (814) and two connecting spring inner cavities (816) are symmetrically arranged on one side, close to each other, of the two plug connecting plates (813), and connecting springs (815) are fixedly arranged in the connecting spring inner cavities (816);

a second loop bar (809) is arranged between the device base (801) and the plug connecting plate (813), the left end and the right end of the second loop bar (809) are symmetrically connected with second pressure levers (810) capable of sliding back and forth, and a second return spring (808) is fixedly connected between the two second pressure levers (810).

10. The high temperature and arc resistant socket of claim 1, further comprising:

the temperature sensor is arranged in the socket shell (1) and is used for detecting the real-time temperature in the socket shell (1) when a high-temperature-resistant and arc-resistant socket works;

a timer arranged in the socket housing (1) for recording the operating time of a high temperature and arc resistant socket;

the current sensor is used for detecting the total output current of the high-temperature-resistant arc-resistant socket during working;

the voltage sensor is used for detecting the working voltage of the high-temperature-resistant and arc-resistant socket;

the controller is arranged in the socket shell (1), and is electrically connected with the temperature sensor, the timer, the current sensor, the voltage sensor and the alarm;

the controller is based on controller and temperature sensor, the time-recorder, current sensor, voltage sensor, the alarm accomplishes the detection to a high temperature resistant electric arc socket radiating efficiency, and the testing process includes following step:

the method comprises the following steps: the controller calculates the theoretical heat dissipation capacity of the high-temperature-resistant arc-resistant socket according to the temperature sensor, the timer, the voltage sensor and the current sensor:

wherein Q is the theoretical heat dissipation capacity, t, of the high-temperature-resistant arc-resistant socket₁Real-time temperature, t, of socket housing (1) during operation of a high temperature and arc resistant socket for detection by a temperature sensor₀The temperature of the socket shell (1) in a standby state of the high-temperature-resistant arc-resistant socket is shown, h is the heat transfer coefficient of the inner surface of the socket shell (1), gamma is the heat conductivity of the material of the socket shell (1), and D is the temperature of the socket shell (1)₁Is the length of the socket housing (1), D₂Is the width of the socket housing (1), D₃Is the height of the socket shell (1), V is the volume of the socket shell (1), A is the effective heat exchange area of the socket shell (1), q is the heat flux of the socket shell (1), T₁Recording the running time of a high-temperature-resistant arc-resistant socket for a timer, wherein e is a natural constant, U is the rated voltage of the high-temperature-resistant arc-resistant socket, I is the rated current of the high-temperature-resistant arc-resistant socket, and U is the rated current of the high-temperature-resistant arc-resistant socket₁As a value detected by a voltage sensor, I₁Is the current sensor detection value;

step two: the controller calculates the actual heat dissipation efficiency of the high-temperature-resistant arc-resistant socket according to the temperature sensor and the timer:

wherein the content of the first and second substances,alpha is the convective heat transfer coefficient of the material of the socket shell (1), t is the actual heat dissipation efficiency of the high-temperature-resistant arc-resistant socket₁Real-time temperature, t, of socket housing (1) during operation of a high temperature and arc resistant socket for detection by a temperature sensor₀Is the temperature T of the socket shell (1) in a standby state of the high-temperature resistant arc-resistant socket₁Recording the running time of a high-temperature-resistant arc-resistant socket for a timer, wherein e is a natural constant, A is the effective heat exchange area of the socket shell (1), and Q is the theoretical heat dissipation capacity of the high-temperature-resistant arc-resistant socket;

step three: the controller compares the actual heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket with the rated heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket, and when the difference value between the actual heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket and the rated heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket exceeds a preset range, the controller controls the alarm to give an alarm.

Technical Field

The invention relates to the technical field of sockets, in particular to a high-temperature-resistant and arc-resistant socket.

Background

A safety outlet is an outlet that automatically shuts down power in situations such as when the voltage suddenly rises above 250V, which can be harmful to the human body. The socket integrates the functions of preventing electric leakage, overcurrent, high temperature and lightning stroke, and is specially designed for electric shock and electric fire in the electricity utilization processes of leakage current, lightning stroke damage to electric appliances, aging short circuit of the socket, overlarge current and the like in domestic electricity. The electric leakage, overcurrent and high-temperature protection device is arranged in the socket backseat, and the defects that the air switch is deformed to be powered off by heating of the bimetallic strip, and the power-off time and accuracy cannot prevent electric fire are overcome by adopting a mode of isolating current for collection and outputting a digital signal to cut off a power supply. When the power is off, the live wire and the zero line are simultaneously disconnected, and the electric appliance is completely separated from the power supply, so that intelligent protection is realized. The structure improvement of the traditional socket is necessary to ensure that the traditional socket is not easy to transmit electricity outwards under the abnormal electricity utilization condition, so that the safety protection performance of the socket can be improved, and the personal safety of personnel, particularly children, is ensured. There are also a number of known innovative technologies that have been or will be used to improve or hopefully improve the safety of use of the socket.

However, after the plug is unplugged, the distance between the two ends of the socket is short, and when the plug is unplugged, an electric arc is generated, which may be local, or a long electric arc may be formed between the two interfaces, and the influence of the external temperature is large, so that the existing socket has poor high temperature resistance and poor electric arc resistance.

Disclosure of Invention

The invention aims to provide a high-temperature-resistant and arc-resistant socket, which is characterized in that a lifting spring pushes an insulating spacer block to rise, two silver alloy contacts are isolated, the generation of an arc is avoided, the safety of the socket in a non-use state is improved, the external high temperature is isolated, the high-temperature-resistant and arc-resistant socket has the characteristics of high temperature resistance and arc resistance, and the problems in the prior art are solved.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high temperature resistant arc socket that endures, includes socket shell, socket bottom plate, jack, switch, connects electric wire and travel switch, the upper end lock of socket bottom plate is connected with socket shell, be provided with travel switch between socket shell and the socket bottom plate, travel switch and the interconnect of connecting electric wire, connect the series connection on the electric wire and be connected with switch, the jack has been seted up on the socket shell.

Preferably, the travel switch comprises a left wiring terminal, a right wiring terminal and an insulating spacer block, and the insulating spacer block is arranged between the left wiring terminal and the right wiring terminal.

Preferably, the structure of the left-direction wiring terminal is consistent with that of the right-direction wiring terminal, the right-direction wiring terminal comprises a wiring copper sheet, a silver alloy contact and a conducting strip, the silver alloy contact is arranged at the upper end of the wiring copper sheet, and the conducting strip is connected to the lower end of the wiring copper sheet.

Preferably, the insulation spacer block comprises a lifting spring and an insulation plate, the top end of the lifting spring is fixedly connected with the insulation plate, and the bottom end of the lifting spring is fixedly connected with the insulation plate.

Preferably, the jacks are connected with the travel switches in a one-to-one correspondence manner.

Preferably, a guide rod is arranged in the middle of the lifting spring; the guide rod comprises a rod body and a pipe body, the lower end of the rod body is fixedly connected to the socket bottom plate, the top end of the pipe body is fixedly connected to the insulating plate, and the pipe body is sleeved outside the rod body in a sliding mode.

Preferably, the conducting strip is provided with a through hole, and the middle part of the wiring copper sheet penetrates through the through hole; the lower extreme of wiring copper sheet is provided with the reset spring, and the reset spring fixed connection conducting strip.

Preferably, the lower end of the wiring copper sheet is bent, and the end part of the bent part is fixedly connected to the conductive sheet.

Preferably, a socket of nai electric arc of high temperature resistant, silver alloy contact lower extreme is provided with plug clamping device, plug clamping device comprises device shell and two symmetrical plug connecting device of installing in the device shell, plug connecting device includes:

the device comprises a device base, a sliding chute, a sliding rail, a pulley connecting rod, a first pressure rod, a first reset spring, a first loop bar, a second reset spring, a second loop bar, a second pressure rod, a rotating rod, a fixed connecting rod, a plug connecting plate, a plug connecting chamber, a connecting spring inner cavity and a pulley;

the device shell is fixedly arranged at the upper end of the socket bottom plate, and two symmetrically-arranged plug connecting plates are arranged in the middle of the interior of the device shell;

two device bases are symmetrically arranged at two ends inside a shell of the device, a sliding groove is formed in one side, close to each other, of each device base, a sliding rail is fixedly arranged in each sliding groove, two pulleys capable of sliding left and right are arranged on each sliding rail, a pulley connecting rod is fixedly arranged on each pulley, one end of a first pressure rod is fixedly connected onto each pulley connecting rod, the other end of each first pressure rod is arranged inside a first sleeve rod in a left and right sliding mode, a first reset spring is further arranged in each first sleeve rod and fixedly connected with the other end of each first pressure rod, and each first sleeve rod is fixedly arranged on the device base;

the first pressure lever is connected with a rotating lever, one end of the rotating lever is rotatably arranged on the first pressure lever, the other end of the rotating lever is rotatably arranged on a fixed connecting rod, and one end of the fixed connecting rod, which is far away from the rotating lever, is fixedly provided with a plug connecting plate;

two plug connecting chambers and two connecting spring inner cavities are symmetrically arranged on one side, close to each other, of each plug connecting plate, and connecting springs are fixedly arranged in the connecting spring inner cavities;

a second loop bar is arranged between the device base and the plug connecting plate, the left end and the right end of the second loop bar are symmetrically connected with second pressing rods capable of sliding back and forth, and a second reset spring is fixedly connected between the two second pressing rods.

Preferably, the high temperature and arc resistant socket further comprises:

the first temperature sensor is arranged in the socket shell and used for detecting the real-time temperature in the socket shell when a high-temperature-resistant and arc-resistant socket works;

a timer disposed within the socket housing for recording an operating time of a high temperature and arc resistant socket;

the current sensor is used for detecting the total output current of the high-temperature-resistant arc-resistant socket during working;

the voltage sensor is used for detecting the working voltage of the high-temperature-resistant and arc-resistant socket;

the controller is arranged in the socket shell and is electrically connected with the temperature sensor, the timer, the current sensor, the voltage sensor and the alarm;

the controller is based on controller and temperature sensor, the time-recorder, current sensor, voltage sensor, the alarm accomplishes the detection to a high temperature resistant electric arc socket radiating efficiency, and the testing process includes following step:

the method comprises the following steps: the controller calculates the theoretical heat dissipation capacity of the high-temperature-resistant arc-resistant socket according to the temperature sensor, the timer, the voltage sensor and the current sensor:

wherein Q is the theoretical heat dissipation capacity, t, of the high-temperature-resistant arc-resistant socket₁Real-time temperature, t, of socket shell during operation of a high temperature and arc resistant socket detected by a temperature sensor₀The temperature of the socket shell in a standby state of the high-temperature-resistant arc-resistant socket is shown, h is the heat transfer coefficient of the inner surface of the socket shell, gamma is the heat conductivity of the socket shell material, and D₁Is the length of the socket housing, D₂Width of the socket housing, D₃Is the height of the socket housing, V is the volume of the socket housing, A is the effective heat exchange area of the socket housing, q is the heat flux of the socket housing, T₁Recording the running time of a high-temperature-resistant arc-resistant socket for a timer, wherein e is a natural constant, U is the rated voltage of the high-temperature-resistant arc-resistant socket, I is the rated current of the high-temperature-resistant arc-resistant socket, and U is the rated current of the high-temperature-resistant arc-resistant socket₁As a value detected by a voltage sensor, I₁Is the current sensor detection value;

step two: the controller calculates the actual heat dissipation efficiency of the high-temperature-resistant arc-resistant socket according to the temperature sensor and the timer:

wherein the content of the first and second substances,alpha is the convective heat transfer coefficient of the socket shell material, t is the actual heat dissipation efficiency of the high temperature and arc resistant socket₁High temperature and electric arc resistance for temperature sensor detectionReal time temperature, t, of socket housing during socket operation₀Is the temperature, T, of the socket shell in a standby state of the high-temperature resistant arc-resistant socket₁Recording the running time of a high-temperature-resistant arc-resistant socket for a timer, wherein e is a natural constant, A is the effective heat exchange area of the socket shell, and Q is the theoretical heat dissipation capacity of the high-temperature-resistant arc-resistant socket;

step three: the controller compares the actual heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket with the rated heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket, and when the difference value between the actual heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket and the rated heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket exceeds a preset range, the controller controls the alarm to give an alarm.

Drawings

FIG. 1 is a general structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic diagram of a travel switch according to a first embodiment of the present invention;

fig. 3 is a structure diagram of a right-hand terminal block according to a first embodiment of the invention;

FIG. 4 is a structural diagram of an insulating spacer block according to a first embodiment of the present invention;

FIG. 5 is a structural view of an insulating spacer block according to a second embodiment of the present invention;

fig. 6 is a structure diagram of a right-hand terminal block according to a third embodiment of the present invention;

FIG. 7 is a schematic view of the plug clamp assembly of the present invention;

fig. 8 is a schematic plan view of the installation of the plug clamp device of the present invention.

Fig. 9 is a schematic plan view of the structure of the plug clamping device of the present invention.

In the figure: 1. a socket housing; 2. a receptacle chassis; 3. a jack; 4. a power switch; 5. connecting a wire; 6. a silver alloy contact; 7. a travel switch; 71. a left-direction wiring terminal; 72. a right-direction wiring terminal; 721. a wiring copper sheet; 722. a return spring; 723. a conductive sheet; 73. an insulating spacer block; 731. a lift spring; 732. an insulating plate; 733. a guide bar; 8. a plug clamping device; 81. a plug connection device; 801. a device base; 802. a chute; 803. a slide rail; 804. a pulley connecting rod; 805. a first pressure lever; 806. a first return spring; 807. a first loop bar; 808. a second return spring; 809. a second loop bar; 810. a second compression bar; 811. a rotating rod; 812. fixing the connecting rod; 813. a plug connecting plate; 814. a plug connection chamber; 815. a connecting spring; 816. connecting the inner cavity of the spring; 817. a pulley; 818. a device housing.

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. 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.

Example one

Referring to fig. 1 to 4, a high-temperature-resistant and arc-resistant socket comprises a socket shell 1, a socket base plate 2, jacks 3, a power switch 4, electric wires 5 and a travel switch 7, wherein the upper end of the socket base plate 2 is connected with the socket shell 1 in a buckling manner, the travel switch 7 is arranged between the socket shell 1 and the socket base plate 2, the travel switch 7 is connected with the electric wires 5, the electric wires 5 are connected with the power switch 4 in series, the jacks 3 are formed in the socket shell 1, the jacks 3 are connected with the travel switches 7 in a one-to-one corresponding manner, the quantity of the jacks is consistent, when plugs are plugged in the jacks 3, the plugs downwards extrude an insulating spacer block 73, and the side walls of the plugs are tightly attached to silver alloy contacts 6, so that the circuit is connected.

The travel switch 7 comprises a left connecting terminal 71, a right connecting terminal 72 and an insulating spacer 73, wherein the insulating spacer 73 is arranged between the left connecting terminal 71 and the right connecting terminal 72.

The structure of the left-direction wiring terminal 71 is consistent with that of the right-direction wiring terminal 72, the right-direction wiring terminal 72 comprises a wiring copper sheet 721, a silver alloy contact 6 and a conducting sheet 723, the silver alloy contact 6 is arranged at the upper end of the wiring copper sheet 721, the conducting sheet 723 is connected to the lower end of the wiring copper sheet 721, the conducting sheet 723 is a high-quality copper sheet, and is free from copper rust and better in conducting performance after nickel plating treatment, the wiring 5 adopts a high-standard copper core wire, so that the wiring is good in conducting performance, less in heating, safer in use and safer in use, the switch adopts the silver alloy contact 6, good in arc resistance and long in service life, the conducting sheet 723 is provided with a through hole, the middle of the wiring copper sheet 721 penetrates through the through hole, and the through hole part is used as a central axis when the wiring copper sheet 721 rotates.

The insulation spacer 73 comprises a lifting spring 731 and an insulation plate 732, the top end of the lifting spring 731 is fixedly connected with the insulation plate 732, the bottom end of the lifting spring 731 is fixedly connected with the insulation plate 732, the lower end of each wiring copper sheet 721 is provided with a restoring spring 722, the restoring spring 722 is fixedly connected with a conducting sheet 723, when a plug in the jack 3 is pulled out, the restoring spring 722 or the bending part of each wiring copper sheet 721 rebounds to push the wiring copper sheets 721 to rotate, the silver alloy contacts 6 at the top ends of the two wiring copper sheets 721 are close to each other, the lifting spring 731 pushes the insulation spacer 73 to ascend to isolate the two silver alloy contacts 6, so that the generation of electric arcs is avoided, the safety of the socket in a non-use state is improved, the external high temperature is isolated, and the socket has the characteristics of high temperature resistance and electric arc resistance.

Example two

Referring to fig. 5, the difference between the first embodiment and the first embodiment is only that a guide rod 733 is added, in the present embodiment, the guide rod 733 is disposed in the middle of the lifting spring 731, the guide rod 733 is composed of a rod body and a tube body, the lower end of the rod body is fixedly connected to the socket bottom plate 2, the top end of the tube body is fixedly connected to the insulating plate 732, the tube body is slidably sleeved outside the rod body, the guide rod 733 provides a fixed direction for the lifting of the insulating spacer 73, and the insulating spacer 73 is prevented from being tilted or the insulating spacer 73 is prevented from being clamped between the two silver alloy contacts 6.

EXAMPLE III

Referring to fig. 6, the difference between the first embodiment and the second embodiment is only that the structure of the wiring copper sheet 721 is different, the lower end of the wiring copper sheet 721 is bent, the end of the bent portion is fixedly connected to the conducting sheet 723, when the plug in the jack 3 is pulled out, the bent portion of the wiring copper sheet 721 rebounds to push the wiring copper sheet 721 to rotate, the silver alloy contacts 6 at the top ends of the two wiring copper sheets 721 approach each other, the lifting spring 731 pushes the insulating spacer 73 to rise, so as to isolate the two silver alloy contacts 6, thereby avoiding the generation of an electric arc, improving the safety of the socket in an unused state, isolating an external high temperature, and having the characteristics of high temperature resistance and electric arc resistance.

In summary, the following steps: according to the high-temperature-resistant and arc-resistant socket, when a plug is inserted into the jack 3, the plug downwards presses the insulating spacer 73, the side wall of the plug is tightly attached to the silver alloy contact 6, and the circuit connection is realized, wherein the silver alloy contact 6 is good in arc resistance and long in service life, when the plug is pulled out from the jack 3, the restoring spring 722 or the bending part of the wiring copper sheet 721 rebounds to push the wiring copper sheet 721 to rotate, the silver alloy contacts 6 at the top ends of the two wiring copper sheets 721 are close to each other, the lifting spring 731 pushes the insulating spacer 73 to ascend, the two silver alloy contacts 6 are isolated, the generation of electric arcs is avoided, the safety of the socket in a non-use state is improved, the external high temperature is isolated, and the high-temperature-resistant and arc-resistant socket has the characteristic of high-temperature resistance and arc resistance.

Referring to fig. 9, in the high temperature resistant and arc resistant socket, the lower end of the silver alloy contact 6 is provided with a plug clamping device 8, the plug clamping device 8 is composed of a device housing 818 and two plug connection devices 81 symmetrically installed in the device housing 818, and the plug connection device 81 includes:

the device comprises a device base 801, a sliding chute 802, a sliding rail 803, a pulley connecting rod 804, a first pressure lever 805, a first reset spring 806, a first sleeve rod 807, a second reset spring 808, a second sleeve rod 809, a second pressure lever 810, a rotating rod 811, a fixed connecting rod 812, a plug connecting plate 813, a plug connecting chamber 814, a connecting spring 815, a connecting spring inner cavity 816 and a pulley 817;

the device shell 818 is fixedly arranged at the upper end of the socket base plate 2, and two plug connecting plates 813 which are symmetrically arranged are arranged in the middle of the inside of the device shell 818;

two device bases 801 are symmetrically installed at two ends inside the device shell 818, a sliding groove 802 is arranged at one side, close to each other, of each device base 801, a sliding rail 803 is fixedly installed inside each sliding groove 802, two pulleys 817 capable of sliding left and right are installed on each sliding rail 803, a pulley connecting rod 804 is fixedly installed on each pulley 817, one end of a first pressing rod 805 is fixedly connected onto each pulley connecting rod 804, the other end of each first pressing rod 805 is installed inside a first sleeve rod 807 in a left-right sliding manner, a first return spring 806 is further arranged inside each first sleeve rod 807, the first return spring 806 is fixedly connected with the other end of each first pressing rod 805, and the first sleeve rods 807 are fixedly installed on the device bases 801;

a rotating rod 811 is connected to the first compression rod 805, one end of the rotating rod 811 is rotatably mounted on the first compression rod 805, the other end of the rotating rod 811 is rotatably mounted on a fixed connecting rod 812, and one end of the fixed connecting rod 812, which is far away from the rotating rod 811, is fixedly mounted with a plug connecting plate 813;

two plug connecting chambers 814 and two connecting spring inner cavities 816 are symmetrically arranged on the sides, close to each other, of the two plug connecting plates 813, and a connecting spring 815 is fixedly installed in each connecting spring inner cavity 816;

a second sleeve rod 809 is arranged between the device base 801 and the plug connecting plate 813, the left end and the right end of the second sleeve rod 809 are symmetrically connected with a second pressure rod 810 capable of sliding back and forth, and a second return spring 808 is fixedly connected between the two second pressure rods 810.

The working principle and the beneficial effects of the technical scheme are as follows: when the plug clamping device 8 works, a plug is inserted into the plug connecting chamber 814, and simultaneously, the plug connecting plates 813 at the connecting parts of the plug connecting devices 81 symmetrically installed under the action of the plug are separated, the plug connecting plates 813 move towards the direction of the fixed connecting rod 812 to drive the rotating rods 811 to rotate, the included angle between the two rotating rods 811 is increased, and further the first pressing rod 805 is driven to move towards the direction of the first return spring 806 to press the first return spring 806; meanwhile, when the plug connecting plates 813 move towards the direction of the fixed connecting rod 812, the two symmetrically-installed second pressure rods 810 press the second return spring 808, the first return spring 806 and the second return spring 808 are stressed, so that the two symmetrically-installed plug connecting plates 813 are stressed and extruded mutually, the plug is clamped in the plug connecting chamber 814 under stress, and the plug is prevented from easily falling off after being inserted into the high-temperature-resistant arc-resistant socket to influence the work of the electric appliance;

the pulley 817 moves on the sliding rail 803, so that the pushing force exerted by the first return spring 806 on the first pressing rod 805 can reduce the loss as much as possible, thereby increasing the clamping force of the plug connecting device 81 on the plug and improving the working efficiency and the stability of the device.

The high-temperature-resistant and arc-resistant socket further comprises:

the first temperature sensor is arranged in the socket shell 1 and used for detecting the real-time temperature in the socket shell 1 when a high-temperature-resistant and arc-resistant socket works;

the timer is arranged in the socket shell 1 and used for recording the running time of a high-temperature-resistant arc-resistant socket;

the current sensor is used for detecting the output current of the high-temperature-resistant arc-resistant socket during working;

the voltage sensor is used for detecting the working voltage of the high-temperature-resistant and arc-resistant socket;

the controller is arranged in the socket shell 1 and is electrically connected with the temperature sensor, the timer, the current sensor, the voltage sensor and the alarm;

the controller is based on controller and temperature sensor, the time-recorder, current sensor, voltage sensor, the alarm accomplishes the detection to a high temperature resistant electric arc socket radiating efficiency, and the testing process includes following step:

the method comprises the following steps: the controller calculates the theoretical heat dissipation capacity of the high-temperature-resistant arc-resistant socket according to the temperature sensor, the timer, the voltage sensor and the current sensor:

wherein Q is the theoretical heat dissipation capacity, t, of the high-temperature-resistant arc-resistant socket₁Real-time temperature, t, of socket housing 1 during operation of a high temperature and arc resistant socket for detection by a temperature sensor₀The temperature of the socket shell 1 in a standby state of the high-temperature-resistant arc-resistant socket is shown, h is the heat transfer coefficient of the inner surface of the socket shell 1, gamma is the heat conductivity of the material of the socket shell 1, and D is the temperature of the socket shell 1 in a standby state of the high-temperature-resistant arc-resistant socket₁Being socket housings 1Length, D₂Width of the socket housing 1, D₃Is the height of the socket housing 1, V is the volume of the socket housing 1, A is the effective heat exchange area of the socket housing 1, q is the heat flux of the socket housing 1, T₁Recording the running time of a high-temperature-resistant arc-resistant socket for a timer, wherein e is a natural constant, U is the rated voltage of the high-temperature-resistant arc-resistant socket, I is the rated current of the high-temperature-resistant arc-resistant socket, and U is the rated current of the high-temperature-resistant arc-resistant socket₁As a value detected by a voltage sensor, I₁Is the current sensor detection value;

step two: the controller calculates the actual heat dissipation efficiency of the high-temperature-resistant arc-resistant socket according to the temperature sensor and the timer:

wherein the content of the first and second substances,alpha is the convective heat transfer coefficient of the material of the socket shell 1, t is the actual heat dissipation efficiency of the high temperature and arc resistant socket₁Real-time temperature, t, of socket housing 1 during operation of a high temperature and arc resistant socket for detection by a temperature sensor₀Is the temperature, T, of the socket shell 1 in the standby state of the high-temperature resistant and arc resistant socket₁Recording the running time of a high-temperature-resistant arc-resistant socket for a timer, wherein e is a natural constant, A is the effective heat exchange area of the socket shell 1, and Q is the theoretical heat dissipation capacity of the high-temperature-resistant arc-resistant socket;

step three: the controller compares the actual heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket with the rated heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket, and when the difference value between the actual heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket and the rated heat dissipation efficiency of the high-temperature-resistant and arc-resistant socket exceeds a preset range, the controller controls the alarm to give an alarm.

The working principle and the beneficial effects of the technical scheme are as follows: firstly, the controller calculates the heat dissipation capacity of the high-temperature-resistant arc-resistant socket during working according to the temperature sensor, the timer, the voltage sensor and the current sensor, (wherein the temperature of the socket shell 1 in the standby state of the high-temperature-resistant arc-resistant socket, the heat transfer coefficient of the inner surface of the socket shell 1, the heat conductivity of the material of the socket shell 1, the length of the socket shell 1, the width of the socket shell 1, the height of the socket shell 1, the volume of the socket shell 1, the effective heat exchange area of the socket shell 1, the heat flux of the socket shell 1, the running time of the high-temperature-resistant arc-resistant socket recorded by the timer, the natural constant e, the rated voltage of the high-temperature-resistant arc-resistant socket and the rated current of the high-temperature-resistant arc-resistant socket are comprehensively considered), and then the controller calculates the actual heat dissipation efficiency of the high-temperature-resistant arc-resistant socket according to the temperature sensor and the timer (wherein the convection heat transfer coefficient of the material of the socket shell 1 is comprehensively considered The temperature of the socket shell 1 in a standby state of the high-temperature-resistant arc-resistant socket, the natural constant e, the effective heat exchange area of the socket shell 1, and the theoretical heat dissipation capacity of the high-temperature-resistant arc-resistant socket) and finally the controller compares the actual heat dissipation efficiency of the high-temperature-resistant arc-resistant socket with the rated heat dissipation efficiency of the high-temperature-resistant arc-resistant socket, when the difference value between the actual heat dissipation efficiency of the high-temperature-resistant arc-resistant socket and the rated heat dissipation efficiency of the high-temperature-resistant arc-resistant socket exceeds a preset range, the controller controls an alarm to alarm, so that the heat dissipation efficiency of the high-temperature-resistant arc-resistant socket is timely detected and monitored in real time, and the internal temperature of the high-temperature-resistant arc-resistant socket is prevented from being overhigh due to unexpected conditions such as overlong working time or short circuit in the working process, further damage with electrical apparatus plug or high temperature resistant electric arc socket device body, prevent the accident, protected user's safety, improved the life of device.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.