CN114864357B

CN114864357B - Remote control intelligent drop-out fuse with self-learning capability

Info

Publication number: CN114864357B
Application number: CN202210789244.7A
Authority: CN
Inventors: 于桐; 严佩军
Original assignee: Nantong Keyinoo Intelligent Technology Co ltd
Current assignee: Nantong Keyinoo Intelligent Technology Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-09-23
Anticipated expiration: 2042-07-06
Also published as: CN114864357A

Abstract

The invention discloses a remote control intelligent drop-out fuse with self-learning capability, belonging to the fuse field, comprising an insulating part and a fuse element, wherein the upper end and the lower end of the insulating part are respectively connected with the fuse element through an upper locking part and a lower locking part, the fuse element comprises a fuse tube, the inner side of the top end of the fuse tube is sleeved with a tube body, the inner side of the top end of the tube body is sleeved with a fuse seat, the top end of the fuse seat is provided with a conductive contact electrically connected with a fuse wire, the upper locking part comprises a force arm, the force arm is rotatably connected to one side of the top end of the insulating part through a rotating shaft, one end of the force arm is fixed with a contact seat matched with the conductive contact, the remote control intelligent active power failure before the fuse wire is fused can be realized, the service life of the fuse wire is effectively prolonged, and the self-learning capability is realized, effectively improving the use safety.

Description

Remote control intelligent drop-out fuse with self-learning capability

Technical Field

The invention relates to the field of fuses, in particular to a remote control intelligent drop-out fuse with self-learning capability.

Background

The common high-voltage drop-out fuse is generally connected with a high-voltage porcelain insulator, a fuse tube and a high-voltage switch, one end of the fuse tube is movably connected with the high-voltage switch of the porcelain insulator, the other end of the fuse tube is connected to the porcelain insulator through a fuse movable hook ring, a special high-voltage insulating rod is required to be manually pulled down during opening, an operator needs to wear an insulating boot and an insulating glove during working, the operation is troublesome, safety accidents are easy to occur, and particularly, personal safety accidents are easy to occur during operation in severe weather such as rainy days. Therefore, the wireless remote control and manual dual-purpose drop-out fuse with the Chinese patent publication No. CN 245639 is characterized in that a driving mechanism is arranged on a movable hook of the fuse, and the driving mechanism comprises a motor part and a mechanical part: the mechanical part comprises a frame, a movable push rod and a movable connecting shaft, wherein the movable push rod is connected with the movable connecting shaft, and the other end of the movable push rod is connected with an armature on the frame; the motor part comprises a motor, a power supply and a remote control box. The remote control box receives a control signal of the remote controller, controls the motor to rotate forwards or backwards, realizes switching-off or switching-on of the fuse, and is convenient and safe to operate.

However, the drop-out fuse of the wireless remote control operation mode has a short effective transmitting-receiving distance of the remote control signal, and generally within a distance range of dozens of meters to hundreds of meters, the receiver can receive the signal transmitted by the remote controller, so the drop-out fuse needs to be operated on site, has low working efficiency, and cannot effectively ensure the use safety when the remote control signal fails, so a remote control intelligent drop-out fuse with self-learning capability is provided to solve the problems.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a remote control intelligent drop-out fuse with self-learning capability, which can monitor the internal temperature of a fuse tube through a control unit, a temperature sensor, an upper locking piece and a lower locking piece through the structural design of the control unit, transmit data to the control unit, upload the data to a cloud platform server through a wireless transmission module of the control unit to realize remote monitoring, utilize a computer cluster, an AI learning module and a remote database of the cloud platform server to automatically learn and judge or learn the critical temperature value of the drop-out fuse fusing according to historical fusing data, feed back information to the control unit when the cloud platform server judges that the fuse is dangerous, control an electromagnet by the control unit to ensure that a slide bar overcomes the elastic force of a tensioning spring to move downwards and ensure that a force arm rotates on the one hand, the fuse wire can be remotely and automatically controlled, can intelligently and actively break away from power failure before the fuse wire is fused, effectively prolongs the service life of the fuse wire, has the independent learning capacity, and effectively improves the use safety.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a remote control intelligence drop out fuse with oneself learning ability, includes insulating part and fuse spare, the upper and lower both ends of insulating part are respectively through last retaining member, lower retaining member connection fuse spare, the fuse spare includes the fuse tube, the body has been cup jointed to the top inboard of fuse tube, the fuse seat has been cup jointed to the top inboard of body, the top of fuse seat is equipped with conductive contact, conductive contact electric connection has the fuse, the clamp connection has reset spring between conductive contact and body, it includes the arm of force to go up the retaining member, the arm of force rotates through the pivot and connects in the top one side of insulating part, the one end of the arm of force is fixed with the contact seat with conductive contact assorted, the other end of the arm of force rotates through the pivot and is connected with the slide bar, one side of insulating part is fixed with the sliding sleeve with slide bar assorted through the connecting plate, the bottom mounting of slide bar has the buckle, the utility model discloses a fuse tube, including fuse tube, fuse seat, connecting plate, fuse tube, fixing rod, connecting plate, fixing piece, fuse tube's top one side is equipped with the dead lever corresponding with the buckle, be equipped with the strong magnet on the slide bar, be equipped with the electro-magnet in the sliding sleeve, the clamping has the tensioning spring between electro-magnet and strong magnet, be fixed with the control unit on the connecting plate, lower locking piece is including setting up the couple groove at the insulating part lower extreme, fuse tube's bottom mounting have with couple groove assorted couple, the couple inslot is equipped with the spring leaf, fuse seat's bottom mounting has the piston, the piston cooperatees with the body inner wall, be fixed with the gasbag between piston top and body inner wall, be equipped with the gaseous reaction unit who makes the gasbag inflation in the piston, fuse seat inner wall is fixed with temperature sensor. The invention can monitor the internal temperature of the fuse tube through the temperature sensor through the structural design of the control unit, the temperature sensor, the upper locking piece and the lower locking piece, and transmit the data to the control unit, the data is uploaded to the cloud platform server through the wireless transmission module of the control unit to realize remote monitoring, the computer cluster, the AI learning module and the remote database of the cloud platform server are utilized, the dangerous critical temperature value of the fuse-out of the drop-out fuse can be automatically learned and judged or learned according to the historical fuse-out data, when the cloud platform server judges that the fuse-out is dangerous, the information is fed back to the control unit, the control unit controls the electromagnet to be electrified, the slide bar overcomes the elasticity of the tension spring to move downwards, on one hand, the arm of force is rotated, the conductive contact is separated from the contact seat, on the other hand, the hook moves downwards to be separated from the fixed rod, further, the upper locking piece is in an unlocking state, and the elasticity of the spring piece of the lower locking piece is utilized, the invention can realize remote autonomous control, can intelligently and actively break away from power failure before the fuse wire is fused, effectively prolongs the service life of the fuse wire, has autonomous learning capability and effectively improves the use safety.

Further, the air bag is in a negative pressure state.

Further, the air bag is communicated with a gas reaction device, and a gas inlet one-way valve is arranged at a communication node of the gas reaction device and the air bag.

Furthermore, the gas reaction device comprises two symmetrically arranged compartments, the two compartments are hermetically separated by a double-layer partition plate, and the double-layer partition plate is of a double-layer glass structure.

Furthermore, the double-layer partition plate is filled with kerosene, the two compartments are filled with aluminum sulfate and ammonium bicarbonate respectively, the upper end and the lower end of the double-layer partition plate are fixed with heat-conducting plates respectively, one end of each heat-conducting plate extends to the inside of the double-layer partition plate, and the other end of each heat-conducting plate extends to the inner wall of the fuse holder. When the remote control of the control unit fails, the fuse wire continuously generates heat under the overload operation, the heat is transferred into the double-layer partition plate by the heat-conducting plate, the transferred heat enables the kerosene to be gasified, and then the double-layer partition plate is expanded and broken, so that aluminum sulfate and ammonium bicarbonate are mixed to generate a large amount of carbon dioxide gas, the carbon dioxide gas enters the air bag through the air inlet one-way valve, and further the air bag is expanded, the piston is jacked by the expanded air bag, and then the fuse wire seat is driven to overcome the elastic force of the reset spring to move downwards, so that the conductive contact is separated from the contact seat to be powered off, the dual protection after the remote control of the control unit fails is achieved, and the use safety is further improved.

Furthermore, the control unit is a circuit board with a single chip microcomputer as a core, a wireless transmission module is arranged in the control unit, and the wireless transmission module, the electromagnet and the temperature sensor are all electrically connected with the control unit through leads.

Further, wireless transmission module is GPRS wireless transmission module, and the control unit passes through wireless transmission module remote connection cloud platform server, cloud platform server includes computer cluster, AI learning module, remote database and satellite communication and transmission module.

Furthermore, the magnetism of electro-magnet and strong magnet is different, the adsorption affinity of electro-magnet to strong magnet after the electro-magnet circular telegram is greater than the elasticity of tensioning spring, tensioning spring is high strength antifatigue spring, tensioning spring has the elasticity of ordering about the arm of force and keeping away from the sliding sleeve.

Further, the reset spring is a high-strength anti-fatigue spring, and the reset spring has elasticity for driving the conductive contact to be close to the contact seat.

Further, the spring piece is a V-shaped spring piece, and the spring piece has elasticity for driving the fuse piece to be away from the insulating piece. When the control unit and the gas reaction device are both in failure, the fuse wire can be blown out in an overload mode by utilizing the fusing characteristic of the fuse wire and be separated from the fuse wire tube by combining the self gravity, and the purpose of forced power off is achieved.

3. Advantageous effects

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

(1) the invention can monitor the internal temperature of the fuse tube through the temperature sensor through the structural design of the control unit, the temperature sensor, the upper locking piece and the lower locking piece, and transmit the data to the control unit, the data is uploaded to the cloud platform server through the wireless transmission module of the control unit to realize remote monitoring, the computer cluster, the AI learning module and the remote database of the cloud platform server are utilized, the dangerous critical temperature value of the fuse-out of the drop-out fuse can be automatically learned and judged or learned according to the historical fuse-out data, when the cloud platform server judges that the fuse-out is dangerous, the information is fed back to the control unit, the control unit controls the electromagnet to be electrified, the slide bar overcomes the elasticity of the tension spring to move downwards, on one hand, the arm of force is rotated, the conductive contact is separated from the contact seat, on the other hand, the hook moves downwards to be separated from the fixed rod, further, the upper locking piece is in an unlocking state, and the elasticity of the spring piece of the lower locking piece is utilized, the fuse wire piece is turned over and falls off, and the purpose of safe power failure is achieved.

(2) The intelligent fuse wire can be remotely and automatically controlled, can intelligently and actively break off the power failure before the fuse wire is fused, effectively prolongs the service life of the fuse wire, has the independent learning capability, and effectively improves the use safety.

(3) When the remote control of the control unit fails, the fuse wire continuously generates heat under the overload operation, the heat is transferred into the double-layer partition plate by the heat-conducting plate, the transferred heat enables the kerosene to be gasified, and then the double-layer partition plate is expanded and broken, so that aluminum sulfate and ammonium bicarbonate are mixed to generate a large amount of carbon dioxide gas, the carbon dioxide gas enters the air bag through the air inlet one-way valve, and further the air bag is expanded, the piston is jacked by the expanded air bag, and then the fuse wire seat is driven to overcome the elastic force of the reset spring to move downwards, so that the conductive contact is separated from the contact seat to be powered off, the dual protection after the remote control of the control unit fails is achieved, and the use safety is further improved.

(4) When the control unit and the gas reaction device are both in failure, the fuse wire can be blown out in an overload mode by utilizing the fusing characteristic of the fuse wire and be separated from the fuse wire tube by combining the self gravity, and the purpose of forced power off is achieved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic cross-sectional view of an upper lock according to the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic cross-sectional view of a lower lock proposed in the present invention;

FIG. 6 is a schematic illustration of an explosive structure according to the present invention;

FIG. 7 is a schematic diagram of an exploded structure of the fuse element according to the present invention;

FIG. 8 is a schematic view of the moment arm and its components proposed in the present invention;

FIG. 9 is a schematic view showing the internal structure of a gas reaction apparatus proposed in the present invention;

fig. 10 is a schematic block diagram of a control unit proposed in the present invention.

The reference numbers in the figures illustrate:

the fuse comprises an insulating part 1, a fuse element 2, a fuse tube 21, a tube body 22, a fuse seat 23, a conductive contact 231, a piston 232, a fuse wire 24, a gas reaction device 25, a double-layer partition plate 251, a compartment 252, a heat conducting plate 253, a hook 26, an upper locking part 3, a force arm 31, a contact seat 32, a sliding rod 33, a strong magnet 331, a buckle 34, a lower locking part 4, a spring plate 41, a hook groove 42, a control unit 5, a connecting plate 6, a sliding sleeve 61, an electromagnet 62, a tension spring 7, a return spring 8, an air bag 9 and an air inlet check valve 91.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "fitted/connected", "connected", and the like, are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-10, a remote control intelligent drop-out fuse with self-learning capability comprises an insulating member 1 and a fuse element 2, wherein the upper end and the lower end of the insulating member 1 are respectively connected with the fuse element 2 through an upper locking member 3 and a lower locking member 4, the fuse element 2 comprises a fuse tube 21, a tube body 22 is sleeved on the inner side of the top end of the fuse tube 21, a fuse holder 23 is sleeved on the inner side of the top end of the tube body 22, a conductive contact 231 is arranged on the top end of the fuse holder 23, the conductive contact 231 is electrically connected with a fuse wire 24, a return spring 8 is clamped between the conductive contact 231 and the tube body 22, the upper locking member 3 comprises a force arm 31, the force arm 31 is rotatably connected to one side of the top end of the insulating member 1 through a rotating shaft, a contact holder 32 matched with the conductive contact 231 is fixed to one end of the force arm 31, a sliding rod 33 is rotatably connected to the other end of the force arm 31 through a rotating shaft, a sliding sleeve 61 matched with the sliding rod 33 is fixed to one side of the insulating member 1 through a connecting plate 6, the bottom end of the sliding rod 33 is fixed with a buckle 34, one side of the top of the fuse tube 21 is provided with a fixed rod corresponding to the buckle 34, the sliding rod 33 is provided with a strong magnet 331, the sliding sleeve 61 is internally provided with an electromagnet 62, a tension spring 7 is clamped between the electromagnet 62 and the strong magnet 331, the connecting plate 6 is fixed with a control unit 5, the lower locking piece 4 comprises a hook groove 42 arranged at the lower end of the insulating piece 1, the bottom end of the fuse tube 21 is fixed with a hook 26 matched with the hook groove 42, the hook groove 42 is internally provided with a spring piece 41, the bottom end of the fuse holder 23 is fixed with a piston 232, the piston 232 is matched with the inner wall of the tube body 22, an air bag 9 is fixed between the top of the piston 232 and the inner wall of the tube body 22, a gas reaction device 25 for expanding the air bag 9 is arranged in the piston 232, and a temperature sensor is fixed on the inner wall of the fuse holder 23.

The control unit 5 is the circuit board that uses the singlechip as the core, the built-in wireless transmission module of control unit 5, wireless transmission module, electro-magnet 62 and temperature sensor all pass through wire and 5 electric connection of control unit, wireless transmission module is GPRS wireless transmission module, control unit 5 passes through wireless transmission module remote connection cloud platform server, the cloud platform server includes computer cluster, AI learning module, remote database and satellite communication and transmission module.

According to the invention, through the structural design of the control unit 5, the temperature sensor, the upper locking piece 3 and the lower locking piece 4, the internal temperature of the fuse tube 21 can be monitored through the temperature sensor, data is transmitted to the control unit 5, the data is uploaded to the cloud platform server through the wireless transmission module of the control unit 5 to realize remote monitoring, the computer cluster, the AI learning module and the remote database of the cloud platform server are utilized, the dangerous critical temperature value of the fuse-out of the drop-out fuse can be automatically learned and judged or learned according to historical fuse-out data, when the cloud platform server judges that the fuse-out is dangerous, information is fed back to the control unit 5, the control unit 5 controls the electromagnet 62 to be electrified, the sliding rod 33 is enabled to move downwards by overcoming the elastic force of the tension spring 7, on one hand, the moment arm 31 is enabled to rotate, the conductive contact 231 is disengaged from the contact seat 32, on the other hand, the buckle 34 moves downwards to be disengaged from the fixed rod, and further the upper locking piece 3 is enabled to be in an unlocking state, the fuse wire piece 2 is turned over and falls under the elastic action of the spring leaf 41 of the lower locking piece 4, so that the purpose of safe power failure is achieved, the fuse wire piece can be remotely and automatically controlled, the fuse wire 24 can be intelligently and actively disconnected from power failure before being fused, the service life of the fuse wire 24 is effectively prolonged, the fuse wire piece has independent learning capacity, and the use safety is effectively improved.

Referring to fig. 1-10, the air bag 9 is in a negative pressure state, the air bag 9 is communicated with the gas reaction device 25, a gas inlet check valve 91 is disposed at a communication node between the gas reaction device 25 and the air bag 9, the gas reaction device 25 includes two symmetrically disposed compartments 252, the two compartments 252 are hermetically separated by a double-layered partition 251, the double-layered partition 251 is a double-layered glass structure, kerosene is filled in the double-layered partition 251, the two compartments 252 are respectively filled with aluminum sulfate and ammonium bicarbonate, heat conducting plates 253 are respectively fixed at upper and lower ends of the double-layered partition 251, one end of the heat conducting plate 253 extends into the double-layered partition 251, and the other end of the heat conducting plate 253 extends to an inner wall of the fuse holder 23. When the remote control of the control unit 5 fails, the fuse wire 24 continuously heats under overload operation, heat is transferred into the double-layer partition 251 through the heat conduction plate 253, the transferred heat gasifies kerosene, the double-layer partition 251 is further expanded and broken, aluminum sulfate and ammonium bicarbonate are mixed to generate a large amount of carbon dioxide gas, the carbon dioxide gas enters the air bag 9 through the air inlet one-way valve 91, the air bag 9 is further expanded, the expanded air bag 9 jacks the piston 232, the fuse wire seat 23 is further driven to move downwards against the elastic force of the return spring 8, the conductive contact 231 is separated from the contact seat 32, the double protection after the remote control failure of the control unit 5 is achieved, and the use safety is further improved.

Referring to fig. 1-10, the electromagnet 62 and the strong magnet 331 have different magnetism, the attraction force of the electromagnet 62 to the strong magnet 331 after being energized is greater than the elastic force of the tension spring 7, the tension spring 7 is a high-strength anti-fatigue spring, the tension spring 7 has the elastic force for driving the arm 31 to be away from the sliding sleeve 61, the return spring 8 is a high-strength anti-fatigue spring, the return spring 8 has the elastic force for driving the conductive contact 231 to be close to the contact holder 32, the spring 41 is a V-shaped spring, and the spring 41 has the elastic force for driving the fuse element 2 to be away from the insulating element 1. When the control unit 5 and the gas reaction device 25 are both failed, the fuse 24 can be blown out in an overload manner by utilizing the blowing characteristic of the fuse 24, and the fuse tube 21 is separated by combining the self gravity, so that the purpose of forced power off is achieved.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by the equivalent or modified embodiments and the modified concepts of the present invention.

Claims

1. The utility model provides a remote control intelligence drop out fuse with self-learning ability, includes insulating part (1) and fuse spare (2), the upper and lower both ends of insulating part (1) are respectively through locking piece (3), lower locking piece (4) connection fuse spare (2), its characterized in that: fuse spare (2) includes fuse tube (21), body (22) have been cup jointed to the top inboard of fuse tube (21), fuse seat (23) have been cup jointed to the top inboard of body (22), the top of fuse seat (23) is equipped with conductive contact (231), conductive contact (231) electric connection has fuse (24), it has reset spring (8) to press from both sides between conductive contact (231) and body (22), go up retaining member (3) and include arm of force (31), arm of force (31) rotate through the pivot and connect in the top one side of insulating part (1), the one end of arm of force (31) is fixed with contact seat (32) with conductive contact (231) assorted, the other end of arm of force (31) rotates through the pivot and is connected with slide bar (33), one side of insulating part (1) is fixed with sliding sleeve (61) with slide bar (33) assorted through connecting plate (6), the bottom mounting of slide bar (33) has buckle (34), the top one side of fuse tube (21) is equipped with the dead lever corresponding with buckle (34), be equipped with strong magnet (331) on slide bar (33), be equipped with electro-magnet (62) in sliding sleeve (61), it has tensioning spring (7) to press from both sides between electro-magnet (62) and strong magnet (331), be fixed with the control unit (5) on connecting plate (6), lower retaining member (4) is including setting up couple groove (42) at insulating part (1) lower extreme, the bottom mounting of fuse tube (21) has couple (26) with couple groove (42) assorted, be equipped with spring leaf (41) in couple groove (42), the bottom mounting of fuse seat (23) has piston (232), piston (232) and body (22) inner wall cooperate, be fixed with gasbag (9) between piston (232) top and body (22) inner wall, be equipped with in piston (232) and make gaseous reaction unit (25) of gasbag (9) inflation, fuse seat (23) inner wall is fixed with temperature sensor, gaseous reaction unit (25) include compartment (252) that two symmetries set up, two compartment (252) are through double-deck baffle (251) airtight partition, double-deck baffle (251) are double glazing structure, double-deck baffle (251) intussuseption is filled with kerosene, two compartment (252) are filled with aluminium sulfate and ammonium bicarbonate respectively, the upper and lower both ends of double-deck baffle (251) are fixed with heat-conducting plate (253) respectively, the one end of heat-conducting plate (253) extends to inside double-deck baffle (251), the other end of heat-conducting plate (253) extends to the inner wall of fuse seat (23).

2. The self-learning remote controlled intelligent drop out fuse as recited in claim 1 wherein: the air bag (9) is in a negative pressure state.

3. The self-learning remote controlled intelligent drop out fuse as recited in claim 1 wherein: the air bag (9) is communicated with the gas reaction device (25), and a gas inlet one-way valve (91) is arranged at a communication node of the gas reaction device (25) and the air bag (9).

4. The self-learning remote controlled intelligent drop out fuse as recited in claim 1 wherein: the control unit (5) is a circuit board with a single chip microcomputer as a core, a wireless transmission module is arranged in the control unit (5), and the wireless transmission module, the electromagnet (62) and the temperature sensor are all electrically connected with the control unit (5) through leads.

5. The remotely controlled intelligent drop-out fuse with self-learning capability as claimed in claim 4, wherein: the wireless transmission module is a GPRS wireless transmission module, the control unit (5) is remotely connected with the cloud platform server through the wireless transmission module, and the cloud platform server comprises a computer cluster, an AI learning module, a remote database and a satellite communication and transmission module.

6. The remotely controlled intelligent drop-out fuse with self-learning capability as claimed in claim 1, wherein: the magnetism of electro-magnet (62) and strong magnet (331) is different, the adsorption affinity of electro-magnet (62) circular telegram back to strong magnet (331) is greater than the elasticity of tensioning spring (7), tensioning spring (7) are high strength antifatigue spring, tensioning spring (7) have the elasticity of driving about arm of force (31) and keeping away from sliding sleeve (61).

7. The self-learning remote controlled intelligent drop out fuse as recited in claim 1 wherein: the reset spring (8) is a high-strength anti-fatigue spring, and the reset spring (8) has elastic force for driving the conductive contact (231) to be close to the contact seat (32).

8. The self-learning remote controlled intelligent drop out fuse as recited in claim 1 wherein: the spring piece (41) is a V-shaped spring piece, and the spring piece (41) has elastic force for driving the fuse piece (2) to be away from the insulating piece (1).