CN112290284A

CN112290284A - Anti-electric shock type intelligent household electrical appliance power connector

Info

Publication number: CN112290284A
Application number: CN202011125726.XA
Authority: CN
Inventors: 董世奎
Original assignee: Individual
Current assignee: Wieson Technologies Dong Guan co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-01-29
Anticipated expiration: 2040-10-20
Also published as: CN112290284B

Abstract

The invention relates to the technical field of power supplies, in particular to an anti-electric-shock type intelligent household appliance power connector which comprises a power supply interface connecting mechanism and a power supply connector connecting mechanism, wherein the power supply connector connecting mechanism is pushed inwards by manpower when in use, the power supply connector connecting mechanism is inserted into a power supply interface under the guiding action of the power supply interface connecting mechanism, an interface connecting outer cover is pasted on the periphery of the power supply interface through viscose, a sheet-shaped intercepting structure is formed after a first blocking sheet and a second blocking sheet are closed, the power supply interface can be protected, the condition that dust is accumulated or water enters the power supply interface due to long-term external arrangement of the power supply interface is prevented, electric shock accidents caused by mistakenly touching the power supply interface by children can be effectively prevented, the safety in the use process is improved, once the connecting part of the power supply interface and a metal inserting sheet breaks, an insulating material and a flame retardant material insulate and retard the connector shell from the, the electric shock accident is prevented when the operator pulls out the power connector, and the safety is higher.

Description

Anti-electric shock type intelligent household electrical appliance power connector

Technical Field

The invention relates to the technical field of power supplies, in particular to an anti-electric-shock intelligent household appliance power supply connector.

Background

The power supply connector is used as a tool for connecting a power product with a power supply, is widely applied to products such as an electric forklift, a golf cart, a tourist bus, an electric pleasure boat, an electric floor washing machine, a mining electric locomotive, an intelligent household appliance, an ups uninterrupted power supply, an electric communication railway system and the like, particularly to the intelligent household appliance which is a household appliance formed by introducing a microprocessor, a sensor technology and a network communication technology into household appliance equipment, has the functions of automatically sensing the space state of a house, the self state of the household appliance and the service state of the household appliance, automatically controlling and receiving a control instruction sent by a house user in the house or remotely, is used as an important component of the intelligent household appliance, is interconnected with other household appliances and equipment in the house to form an intelligent household system, optimizes user experience, and has the higher manufacturing cost than that of common household appliances due to the systematization property of the intelligent, in addition to the failure of the components of the household appliance, great care needs to be taken when the household appliance is connected with a power supply so as to avoid the damage of electric shock accidents to an operator and the intelligent household appliance.

Current intelligent household electrical appliances power connector is mostly general power connection structure on the market, power connection port is in exposed state under unused state, cause the inside deposition of power connection port or the condition of intaking easily, and expose power connection structure outside causing children to miss easily and touch, increase the emergence of children's electric shock accident, the security is not good, in case power connection breaks down, can only cause the power connection to break off, can't carry out secondary insulation and fire-retardant to power connection department, the practicality is not good.

Disclosure of Invention

The invention aims to provide an electric shock prevention type intelligent household electrical appliance power connector which can protect a power interface in an unused state, prevent the condition of dust accumulation or water inflow at the power interface caused by long-term external arrangement of the power interface, effectively prevent electric shock accidents caused by the fact that children touch the power interface by mistake, improve the safety in the use process, has strong power connection stability of intelligent household electrical appliances, insulates and resists fire for a connector shell from the inside in a fault state, prevents the electric shock accidents caused by pulling out the power connector by an operator, has higher safety, solves the problems that the power connection port is in an exposed state in the use state proposed in the background technology, easily causes the condition of dust accumulation or water inflow in the power connection port, and the exposed power connection structure easily causes the error touch of the children, and increases the occurrence of the electric shock accidents of the children, the security is not good, in case the power connection breaks down, can only cause power connection to break off, can't carry out the secondary to the power connection and insulate and fire-retardant, the not good problem of practicality.

In order to achieve the purpose, the invention provides the following technical scheme: a power connector of an intelligent household appliance comprises a power interface connecting mechanism and a power connector connecting mechanism, wherein the power interface connecting mechanism is adhered to the periphery of a power interface, the power connector connecting mechanism is arranged on the inner side of the power interface connecting mechanism and is connected with the intelligent household appliance through a lead, the power interface connecting mechanism comprises adhesive lugs, an interface connecting outer cover, an electric screw rod, a first sleeve ring, a second sleeve ring, a first baffle plate, a second baffle plate, an upper chute and a screw rod switch, two groups of adhesive lugs are symmetrically arranged on the outer wall of the interface connecting outer cover, the inner wall of the interface connecting outer cover is fixedly connected with the outer edges of the first baffle plate and the second baffle plate, the back surface of the first baffle plate is connected with the first sleeve ring, the back surface of the second baffle plate is connected with the second sleeve ring, the first sleeve ring and the second sleeve ring are sleeved on the electric screw rod, and two ends of the electric screw rod are embedded in the interface connecting outer, the electric screw rod is electrically connected with a screw rod switch arranged on the inner wall of the interface connection outer cover through a lead, the screw rod switch is positioned on the front sides of the first separation blade and the second separation blade, the edge of the top of the front side of the interface connection outer cover is provided with an upper sliding groove, and a power supply connector connecting mechanism slides in the upper sliding groove.

Preferably, the electric screw rod is a two-section screw surface screw rod component, and the screw thread directions of the electric screw rod part connected with the first sleeve ring and the electric screw rod part connected with the second sleeve ring are opposite.

Preferably, the power connector connecting mechanism consists of an intelligent household appliance connecting wire, a power connector assembly and an outer cover assembly, the power connector assembly is connected with the intelligent household appliance through the intelligent household appliance connecting wire, and the power connector assembly is movably sleeved inside the outer cover assembly.

Preferably, outer envelope subassembly comprises envelope body, top shoe, dull polish piece and interior slider, and the top shoe slides in the inside of last spout, and the top shoe is fixed on the top outer wall of envelope body, and the external diameter of envelope body is less than the internal diameter size of interface connection dustcoat, and the both sides outer wall symmetry of envelope body sets up two sets of dull polish pieces, and the inner wall welding of envelope body is two sets of interior sliders, and interior slider is connected with the power connector subassembly.

Preferably, the power supply connector component comprises a connector base, a connector shell, a metal insert, an inner chute, tin membranes, an insulating material filling layer, a flame retardant material filling layer, a voltage converter and insert connecting ports, the connector base is fixed at the bottom of the connector shell, the outer wall of the connector shell is provided with the inner chute, an inner sliding block moves inside the inner chute, the voltage converter is fixedly arranged inside the connector shell, three groups of insert connecting ports are formed in the outer wall of the front side of the voltage converter, the insert connecting ports are fixedly connected with one end of the metal insert, the other end of the metal insert penetrates through the connector shell and extends out of the connector shell, a plurality of tin membranes are arranged between the outer wall of the voltage converter and the inner wall of the connector shell, a cavity structure is formed between two adjacent groups of tin membranes, and a plurality of groups of insulating material filling layers and flame retardant material filling, the insulating material filling layers and the flame retardant material filling layers are arranged in a staggered mode.

Preferably, the inner sliding groove is composed of two groups of L-shaped sliding groove structures, and the two groups of inner sliding blocks respectively slide in the two groups of L-shaped sliding groove structures.

The invention provides an anti-electric shock type intelligent household electrical appliance power connector, which has the beneficial effects that:

1. this prevent electric shock type intelligence household electrical appliances power connector pastes the interface connection dustcoat in power source's periphery through the viscose, forms slice interception structure after first separation blade and the closed second separation blade, can protect power source, prevents that power source is long-term external power source interface deposition or the condition of intaking that leads to, also can effectively prevent children from touching the electric shock accident that power source caused by mistake, improves the security of use.

2. This prevent electric shock type intelligence household electrical appliances power connector, when the ladle cover body triggers the lead screw switch, first lantern ring and second lantern ring drove first separation blade and second separation blade to the separation of both sides, the slice interception structure is opened, promote to connect the shell, make the metal inserted sheet insert in power source, through the block of interior slider and interior spout block and top shoe and last spout, the realization connects the overall position of shell to prescribe a limit to, guarantee the power connection stability of intelligent household electrical appliances, need not the manual work and carry out the secondary calibration to the position that the power is connected, high durability and convenient operation, and good practicability.

3. This prevent electric shock type intelligence household electrical appliances power connector in case the junction of power source and metal inserted sheet breaks down, and the electric current of sudden rise damages voltage converter, and the tin diaphragm is heated and is broken, and insulating material and the fire-retardant material that are wrapped up by the tin diaphragm are inclined down and are filled in the inside that connects the shell, insulate and fire-retardant to the joint shell, prevent that operating personnel from taking place the electric shock accident when pulling out power connector, and the security is higher.

Drawings

Fig. 1 is a schematic overall structure diagram of an intelligent electrical appliance power connector with electric shock protection according to the present invention;

FIG. 2 is a schematic diagram of a back side structure of a power interface connection mechanism of an anti-electric shock intelligent power connector for home appliances according to the present invention;

FIG. 3 is a schematic front structural diagram of a power interface connection mechanism of an anti-electric shock intelligent power connector for home appliances according to the present invention;

FIG. 4 is a schematic structural diagram of a power connector of an anti-electric shock type intelligent power connector for household electrical appliances according to the present invention;

FIG. 5 is a schematic front view of an outer cover assembly of the electric shock prevention type intelligent power connector for household electrical appliances according to the present invention;

FIG. 6 is a schematic diagram of an external structure of a power connector assembly of an anti-electric shock intelligent electrical appliance power connector according to the present invention;

fig. 7 is a schematic diagram of an internal structure of a power connector assembly of an electric shock prevention type intelligent household electrical appliance power connector according to the present invention.

In the figure: 1. a power interface connection mechanism; 11. sticking ears; 12. the interface is connected with the outer cover; 13. an electric screw rod; 14. a first collar; 15. a second collar; 16. a first baffle plate; 17. a second baffle plate; 18. an upper chute; 19. a screw switch; 2. a power supply connector connecting mechanism; 21. an intelligent household appliance connecting wire; 22. a power connector assembly; 221. a joint base; 222. a connector housing; 223. a metal insert; 224. an inner chute; 225. a tin film; 226. an insulating material filling layer; 227. a flame retardant material fill layer; 228. a voltage converter; 229. the plug-in sheet is connected with the port; 23. an outer envelope assembly; 231. a body of the envelope; 232. an upper slide block; 233. grinding a sand sheet; 234. an inner slide block.

Detailed Description

The technical scheme in the embodiment of the invention will be made clear below by combining the attached drawings in the embodiment of the invention; fully described, it is to be understood that the described embodiments are merely exemplary of some, but not all, embodiments of the invention and that all other embodiments, which can be derived by one of ordinary skill in the art based on the described embodiments without inventive faculty, are within the scope of the invention.

Referring to fig. 1, an electric shock prevention type intelligent household appliance power connector comprises a power interface connection mechanism 1 and a power connector connection mechanism 2, wherein the power interface connection mechanism 1 is adhered to the periphery of a power interface, the power connector connection mechanism 2 is arranged on the inner side of the power interface connection mechanism 1, the power connector connection mechanism 2 is connected with an intelligent household appliance through a wire, the power connector connection mechanism 2 is pushed inwards through manpower during use, and the power connector connection mechanism 2 is inserted into the power interface under the guiding action of the power interface connection mechanism 1, so that the power connection process of the intelligent household appliance is realized.

Referring to fig. 2-3, the power interface connection mechanism 1 includes adhesive lugs 11, an interface connection housing 12, an electric screw 13, a first sleeve ring 14, a second sleeve ring 15, a first blocking piece 16, a second blocking piece 17, an upper chute 18 and a screw switch 19, two sets of adhesive lugs 11 are symmetrically arranged on the outer wall of the interface connection housing 12, the back of the adhesive lugs 11 are coated with adhesive, the interface connection housing 12 is adhered to the periphery of the power interface through the adhesive before use, the inner wall of the interface connection housing 12 is fixedly connected with the outer edges of the first blocking piece 16 and the second blocking piece 17, the first blocking piece 16 and the second blocking piece 17 form a sheet-shaped interception structure after being closed, the power interface can be protected, and the situation of dust accumulation or water inflow at the power interface caused by the power interface for a long time is prevented, the back of the first blocking piece 16 is connected with the first sleeve ring 14, the back of the second blocking piece 17 is connected with the second sleeve ring 15, the first lantern ring 14 and the second lantern ring 15 are sleeved on the electric screw rod 13, two ends of the electric screw rod 13 are embedded in the interface connection outer cover 12, the electric screw rod 13 is electrically connected with a screw rod switch 19 installed on the inner wall of the interface connection outer cover 12 through a lead, the screw rod switch 19 is located on the front sides of the first blocking piece 16 and the second blocking piece 17, the upper sliding groove 18 is formed in the edge of the top of the front face of the interface connection outer cover 12, and the power connector connecting mechanism 2 slides in the upper sliding groove 18.

The electric screw 13 is a two-section screw surface screw rod component, when the power connector connecting mechanism 2 is sleeved inside the interface connection outer cover 12 and continuously advances inwards, the upper chute 18 plays a role in guiding the moving track of the power connector connecting mechanism 2, the metal inserting piece 223 can be accurately inserted into a power socket, the position of the metal inserting piece 223 does not need to be manually calibrated for the second time, the operation is convenient, and the practicability is good; the progressive power connector connecting mechanism 2 triggers the screw rod switch 19, because the thread directions of the electric screw rod 13 part connected with the first sleeve ring 14 and the electric screw rod 13 part connected with the second sleeve ring 15 are opposite, therefore, when the electric screw 13 rotates after being started, the first sleeve ring 14 and the second sleeve ring 15 drive the first blocking piece 16 and the second blocking piece 17 to separate towards two sides (the screw switch 19 is a timing switch structure, the starting duration after single opening is limited), the sheet-shaped intercepting structure is opened, the metal insertion piece 223 can be inserted into the power supply socket by continuously advancing the power supply connector connecting mechanism 2, when the metal insertion piece 223 is in an inserting state, the electric screw 13 traverses the inner side of the metal insertion piece 223, because the metal insert 223 is long and has an interface connecting with the outer cover 12 to limit the power connector connecting mechanism 2, the positional stability of the power connector connecting mechanism 2 in the connected state can be effectively ensured.

Referring to fig. 4-5, the power connector connecting mechanism 2 is composed of an intelligent household electrical appliance connecting wire 21, a power connector assembly 22 and an outer cover assembly 23, the power connector assembly 22 is connected with the intelligent household electrical appliance through the intelligent household electrical appliance connecting wire 21, and the power connector assembly 22 is movably sleeved inside the outer cover assembly 23.

The outer enclosure component 23 is composed of an enclosure body 231, an upper sliding block 232, abrasive sheets 233 and an inner sliding block 234, the upper sliding block 232 slides in the upper sliding groove 18, the upper sliding block 232 is fixed on the outer wall of the top of the enclosure body 231, the outer diameter of the enclosure body 231 is smaller than the inner diameter of the interface connection outer enclosure 12, two sets of abrasive sheets 233 are symmetrically arranged on the outer walls of two sides of the enclosure body 231, the abrasive sheets 233 are made of insulating materials, the two sets of inner sliding blocks 234 are welded on the inner wall of the enclosure body 231, the inner sliding blocks 234 are connected with the power connector component 22, the metal inserting sheets 223 are covered by the enclosure body 231 in an initial state, the metal inserting sheets 223 are protected, the upper sliding block 232 moves in the upper sliding groove 18 when moving inwards, and the lead screw switch 19 is triggered until the enclosure body 231 triggers the.

Referring to fig. 6-7, the power connector assembly 22 includes a connector base 221, a connector housing 222, a metal insert 223, an inner chute 224, a tin film 225, an insulating material filling layer 226, a flame retardant material filling layer 227, a voltage converter 228, and an insert connecting port 229, the connector base 221 is fixed at the bottom of the connector housing 222, the inner chute 224 is formed in the outer wall of the connector housing 222, the inner chute 224 is composed of two sets of L-shaped chute structures, two sets of inner sliders 234 respectively slide in the two sets of L-shaped chute structures, the voltage converter 228 is fixedly disposed in the connector housing 222, three sets of insert connecting ports 229 are formed in the outer wall of the front side of the voltage converter 228, the insert connecting ports 229 are fixedly connected with one end of the metal insert 223, the other end of the metal insert 223 penetrates through the connector housing 222 and extends out of the connector housing 222, when the sheet intercepting structure is opened, the connector housing, make interior slider 234 move from the front to back in the inside of inner chute 224, metal inserted sheet 223 inwards moves until the terminal surface laminating of joint base 221 and envelope body 231, and metal inserted sheet 223 at this moment inserts power source, through interior slider 234 and interior spout 224 block and the block of last slider 232 and last spout 18, realizes that the whole position that connects shell 222 is injectd, guarantees the connection stability of intelligent household electrical appliances.

A plurality of tin membranes 225 are arranged between the outer wall of the voltage converter 228 and the inner wall of the connector shell 222, a cavity structure is formed between two adjacent sets of tin membranes 225, a plurality of sets of insulating material filling layers 226 and flame retardant material filling layers 227 are arranged inside the cavity structure, the insulating material filling layers 226 and the flame retardant material filling layers 227 are arranged in a staggered mode, once the connection position of a power supply interface and the metal insertion piece 223 breaks down, sudden-rising current damages the voltage converter 228, the tin membranes 225 are heated to break, the insulating material and the flame retardant material wrapped by the tin membranes 225 incline down and are filled inside the connector shell 222, the connector shell 222 is insulated and flame retardant, electric shock accidents when an operator pulls out the power supply connector are prevented, and the safety is high.

The working principle is as follows: when the intelligent household appliance is used, the power supply connector connecting mechanism 2 is pushed inwards manually, under the guiding action of the power supply connector connecting mechanism 1, the power supply connector connecting mechanism 2 is inserted into a power supply connector, the power supply connection process of the intelligent household appliance is realized, the back surface of the adhesive lug 11 is coated with adhesive, the interface connecting outer cover 12 is adhered to the periphery of the power supply connector through the adhesive before use, the first blocking piece 16 and the second blocking piece 17 form a sheet-shaped intercepting structure after being closed, the power supply connector can be protected, the metal insertion piece 223 is covered by the covering body 231 in an initial state to protect the metal insertion piece 223, the upper sliding block 232 moves in the upper sliding groove 18 when moving inwards, until the covering body 231 triggers the screw rod switch 19, and because the thread directions of the electric screw rod 13 part connected with the first sleeve ring 14 and the electric screw rod 13 part connected with the second sleeve ring 15 are opposite, when the electric screw rod 13 is started and rotates, the first lantern ring 14 and the second lantern ring 15 drive the first blocking piece 16 and the second blocking piece 17 to separate towards two sides, the sheet-shaped intercepting structure is opened, the metal inserting piece 223 can be inserted into the power socket by continuously advancing the power connector connecting mechanism 2, in the inserting state, the electric screw 13 traverses the inner side of the metal inserting piece 223, because the length of the metal inserting piece 223 is longer, and the interface connecting outer cover 12 limits the power connector connecting mechanism 2, the position stability of the power connector connecting mechanism 2 in the communicating state can be effectively ensured, after the sheet-shaped intercepting structure is opened, the connector outer cover 222 is pushed, the inner sliding block 234 moves from front to back in the inner sliding groove 224, the metal inserting piece 223 moves inwards until the connector base 221 is attached to the end face of the covering body 231, at the moment, the metal inserting piece 223 is inserted into the power connector, the inner sliding block 234 is engaged with the inner sliding groove 224, and the upper sliding block 232 is engaged with the upper sliding groove 18, the overall position of the joint housing 222 is defined, and in case of a failure at the connection between the power interface and the metal insert 223, the voltage converter 228 is damaged by a sudden rising current, the tin film 225 is broken by heat, the insulating material and the flame retardant material wrapped by the tin film 225 are inclined and filled in the joint housing 222, and the joint housing 222 is insulated and flame retardant.

In summary, in the anti-electric-shock intelligent household electrical appliance power connector, when in use, the power connector connecting mechanism 2 is pushed inwards through manpower, under the guiding action of the power connector connecting mechanism 1, the power connector connecting mechanism 2 is inserted into a power interface, the power connection process of an intelligent household electrical appliance is realized, the back surface of the adhesive lug 11 is coated with adhesive, before use, the interface connection outer cover 12 is adhered to the periphery of the power interface through the adhesive, the first blocking piece 16 and the second blocking piece 17 form a sheet-shaped intercepting structure after being closed, the power interface can be protected, the dust accumulation or water inlet condition of the power interface caused by long-term external arrangement of the power interface is prevented, the metal insertion piece 223 is covered by the covering body 231 in an initial state, the metal insertion piece 223 is protected, the upper sliding block 232 moves in the upper sliding groove 18 during inward advancing until the covering body 231 triggers the switch 19, and as the electric lead screw 13 part connected with the first sleeve ring 14 and the electric lead screw 13 part connected with the second sleeve ring 15 The directions of divided threads are opposite, when the electric screw rod 13 rotates after being started, the first lantern ring 14 and the second lantern ring 15 drive the first blocking piece 16 and the second blocking piece 17 to separate towards two sides, the blocking structure of the blocking pieces is opened, the connector shell 222 is pushed, the inner sliding block 234 moves from front to back in the inner sliding groove 224, the metal inserting piece 223 moves inwards until the connector base 221 is attached to the end face of the cover body 231, at the moment, the metal inserting piece 223 is inserted into the power supply interface, the whole position of the connector shell 222 is limited by the clamping of the inner sliding block 234 and the inner sliding groove 224 and the clamping of the upper sliding block 232 and the upper sliding groove 18, the power supply connection stability of the intelligent household appliance is ensured, once the connection position of the power supply interface and the metal inserting piece 223 fails, sudden current damages the voltage converter 228, the tin film 225 is heated to crack, the insulating material and the flame-retardant material wrapped by the tin film 225 incline down and are filled in the connector, the connector shell 222 is insulated and flame-retardant, so that electric shock accidents are prevented when an operator pulls out the power connector, and the safety is higher.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a prevent touching electric type intelligence household electrical appliances power connector which characterized in that, includes power interface coupling mechanism (1) and power connector coupling mechanism (2), power interface coupling mechanism (1) pastes in power interface's periphery, and the inboard of power interface coupling mechanism (1) is provided with power connector coupling mechanism (2), and power connector coupling mechanism (2) is connected with intelligent household electrical appliances through the wire, power interface coupling mechanism (1) includes gluing ear (11), interface connection dustcoat (12), electronic lead screw (13), first lantern ring (14), second lantern ring (15), first separation blade (16), second separation blade (17), last spout (18) and lead screw switch (19), and two sets of gluing ear (11) symmetry set up on the outer wall of interface connection dustcoat (12), the inner wall of interface connection dustcoat (12) and the outer edge fixed connection of first separation blade (16) and second separation blade (17), the back of first separation blade (16) is connected with first lantern ring (14), the back of second separation blade (17) is connected with the second lantern ring (15), first lantern ring (14) and second lantern ring (15) all suit are on electric lead screw (13), the inside at interface connection dustcoat (12) is inlayed at the both ends of electric lead screw (13), electric lead screw (13) pass through the wire and install lead screw switch (19) electric connection on interface connection dustcoat (12) inner wall, lead screw switch (19) are located the front side of first separation blade (16) and second separation blade (17), spout (18) are seted up at the front top border of interface connection dustcoat (12), there is power connection coupling mechanism (2) to slide in the inside of spout (18).

2. The electric shock prevention type intelligent household appliance power connector as claimed in claim 1, wherein: the electric screw rod (13) is a two-section screw surface screw rod component, and the screw thread directions of the electric screw rod (13) part connected with the first lantern ring (14) and the electric screw rod (13) part connected with the second lantern ring (15) are opposite.

3. The electric shock prevention type intelligent household appliance power connector as claimed in claim 1, wherein: the power connector connecting mechanism (2) is composed of an intelligent household appliance connecting wire (21), a power connector component (22) and an outer cover component (23), the power connector component (22) is connected with the intelligent household appliance through the intelligent household appliance connecting wire (21), and the power connector component (22) is movably sleeved inside the outer cover component (23).

4. The electric shock prevention type intelligent household appliance power connector as claimed in claim 3, wherein: outer dustcoat subassembly (23) comprise be built by contract body (231), last slider (232), dull polish piece (233) and interior slider (234), go up slider (232) and slide in the inside of last spout (18), go up slider (232) and fix on the top outer wall of built by contract body (231), the external diameter size of built by contract body (231) is less than the internal diameter size of interface connection dustcoat (12), the both sides outer wall symmetry of built by contract body (231) sets up two sets of dull polish pieces (233), slider (234) in the inner wall welding of built by contract body (231) is two sets of, interior slider (234) are connected with power connector subassembly (22).

5. The electric shock prevention type intelligent household appliance power connector as claimed in claim 3, wherein: the power supply connector component (22) comprises a connector base (221), a connector shell (222), a metal inserting sheet (223), an inner sliding groove (224), a tin film sheet (225), an insulating material filling layer (226), a flame retardant material filling layer (227), a voltage converter (228) and an inserting sheet connecting port (229), wherein the connector base (221) is fixed at the bottom of the connector shell (222), the inner sliding groove (224) is processed on the outer wall of the connector shell (222), an inner sliding block (234) moves in the inner sliding groove (224), the voltage converter (228) is fixedly arranged in the connector shell (222), three groups of inserting sheet connecting ports (229) are formed in the outer wall of the front face of the voltage converter (228), the inserting sheet connecting port (229) is fixedly connected with one end of the metal inserting sheet (223), and the other end of the metal inserting sheet (223) penetrates through the connector shell (222) and extends out of the connector shell (222), a plurality of tin diaphragms (225) are arranged between the outer wall of the voltage converter (228) and the inner wall of the connector shell (222), a cavity structure is formed between two adjacent groups of tin diaphragms (225), a plurality of groups of insulating material filling layers (226) and flame retardant material filling layers (227) are arranged inside the cavity structure, and the insulating material filling layers (226) and the flame retardant material filling layers (227) are arranged in a staggered mode.

6. The electric shock prevention type intelligent household appliance power connector as claimed in claim 5, wherein: the inner sliding groove (224) is composed of two groups of L-shaped sliding groove structures, and the two groups of inner sliding blocks (234) respectively slide in the two groups of L-shaped sliding groove structures.