CN219032705U

CN219032705U - Electric iron capable of removing hands and cutting off power

Info

Publication number: CN219032705U
Application number: CN202223503280.7U
Authority: CN
Inventors: 吕伟中; 叶海波
Original assignee: Zhejiang Songyang Electric Co ltd
Current assignee: Zhejiang Songyang Electric Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-05-16
Anticipated expiration: 2032-12-23

Abstract

The utility model discloses a hand-off power-off electric iron, which comprises a shell and an ironing seat arranged below the shell, wherein a heating pipe is arranged on the ironing seat; the upper part of the shell is provided with a handle which is of a hollow structure, an electric control module for controlling heating of the heating pipe and a unhooking induction module for inducing static electricity are arranged in the handle, the unhooking induction module comprises a conductive film and a PCB board, the conductive film is attached to the inner wall of a bottom plate of the handle, the PCB board is arranged above the conductive film and is electrically connected with the conductive film, and a supporting piece for supporting and pressing the conductive film to the bottom plate of the handle is arranged above the PCB board; the PCB board is connected with the electric control board through the signal connection wire, and when holding the handle, the electric control module receives the signal to control the heating pipe to heat, and when the handle is released to the hand, the electric control module receives the signal to start the power-off protection mechanism. The electric iron disclosed by the utility model has the functions of hand-off and power-off, and is high in safety.

Description

Electric iron capable of removing hands and cutting off power

Technical Field

The utility model belongs to the technical field of electric irons, and particularly relates to a power-off type electric iron capable of being taken off by hands.

Background

The electric iron is a household appliance for ironing clothes wrinkles, and generally comprises a handle convenient for a user to hold and an ironing bottom plate arranged at the bottom of the iron, wherein a heating pipe for heating the bottom plate is arranged above the ironing bottom plate, and when the user irones clothes, the user holds the handle to enable the heated ironing bottom plate to be in contact with the clothes so as to eliminate the clothes wrinkles. However, the existing electric iron has potential safety hazards, when a user encounters emergency to leave or forgets to cut off the power supply of the electric iron, the heating pipe can continuously heat the ironing base plate, if the ironing base plate of the electric iron does not leave clothes or other articles, the clothes or other articles can be damaged, and even fire disasters can be caused when serious.

Disclosure of Invention

The utility model provides a power-off type electric iron with hands-off function, aiming at the problem of potential safety hazard of the electric iron in the prior art.

The utility model aims at realizing the following technical scheme:

an electric iron with power-off function when the user is unhooked comprises a shell and an ironing seat arranged below the shell, wherein a heating pipe is arranged on the ironing seat; the upper part of the shell is provided with a handle which is of a hollow structure, an electric control module for controlling heating of the heating pipe and a hand-off induction module for inducing static electricity are arranged in the handle, the hand-off induction module comprises a conductive film and a PCB board, the conductive film is attached to the inner wall of a bottom plate of the handle, the PCB board is arranged above the conductive film in a laminating way and is electrically connected with the conductive film, and a supporting piece for supporting and pressing the conductive film to the bottom plate of the handle is arranged above the PCB board; the PCB board is connected with the electric control board through a signal connecting wire, when the handle is held by hand, the electric control module receives a signal to control the heating pipe to heat, when the handle is released by hand, the electrostatic induction of the electric control film disappears, and the electric control module receives the signal to start a power-off protection mechanism.

Preferably, the handle bottom plate is provided with an assembly groove, the assembly groove is formed by enclosing a limiting plate vertically arranged on the inner wall of the bottom plate, and the PCB and the conductive film are embedded in the assembly groove. The arrangement can improve the installation stability of the PCB and the conductive film.

Preferably, the bottom of the assembly groove is provided with an attaching surface which is completely attached to the lower end surface of the conductive film. The arrangement can improve the electrostatic induction sensitivity of the conductive film.

Preferably, the supporting piece is a sponge block, and the sponge block is stacked above the PCB and at least partially embedded in the assembly groove. The sponge block has certain elasticity, and can effectively limit the PCB and the conductive film and avoid damaging the PCB and the conductive film.

Preferably, the inner wall of the top plate of the handle is vertically provided with a downward extending supporting beam, and the lower end surface of the supporting beam is supported on the upper end surface of the sponge block and provides extrusion force for the sponge block. The supporting beam and the sponge block are matched to effectively limit the PCB and the guide point film, so that the PCB and the guide point film are small in size, light in weight, simple and reliable.

Preferably, the hand-off sensing module is located at a holding section of the handle, the electric control module is located at an arc section of the handle and located in front of the hand-off sensing module, and a wiring terminal is fixedly arranged at the front end of the PCB. The hand-off sensing module is arranged at the holding section and can sense hand-holding static electricity more accurately and sensitively.

Preferably, the ironing base comprises an ironing base plate and a cover plate positioned above the ironing base plate, the ironing base plate and the cover plate enclose to define a steam chamber, and the heating pipe is arranged in the steam chamber.

Preferably, steam holes are formed in the ironing base plate, and a plurality of conical protruding blocks extending to the steam chamber are arranged on the upper end face of the ironing base plate in a protruding mode. The arrangement of the conical protruding blocks can increase the heating area and improve the steam generation efficiency in the steam chamber.

Compared with the prior art, the utility model has the following beneficial effects: the use safety of the electric iron is improved by arranging the hand-off induction module in the grip, when the grip is held by hands, the conductive film induces static electricity, the electric control module receives a signal to control the heating pipe to heat, when the hand is released from the grip, the static electricity induction of the conductive film disappears, and the electric control module receives the signal to start the power-off protection mechanism; the reliability and the sensitivity of the hands-off sensing module are ensured by optimizing the installation positions and the installation modes of the lead films and the PCB; by arranging the conical protruding blocks on the ironing bottom plate in a protruding way, the steam generating efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an assembly structure of a hands-free sensing module according to the present utility model;

FIG. 3 is a schematic diagram of another assembly structure of the hands-free sensing module according to the present utility model;

FIG. 4 is a schematic diagram of a structure of a hands-free sensing module according to the present utility model;

FIG. 5 is a schematic view of ironing base plate structure in the present utility model;

the marks in the figure: a housing 10; a grip 11; a bottom plate 111; a top plate 112; a limiting plate 12; a holding beam 13; ironing a base 20; an ironing base plate 21; a steam hole 22; a tapered bump 23; heating the tube 24; an electronic control module 30; a hands-off sensing module 40; a conductive film 41; a PCB 42; a sponge block 43; and a terminal 44.

Detailed Description

The utility model is further described below with reference to embodiments shown in the drawings in which:

referring to fig. 1-5, the present embodiment discloses a power-off electric iron, which includes a housing 10 and an ironing base 20 disposed below the housing 10, wherein a grip 11 is disposed at an upper portion of the housing 10, the housing 10 is made of ABS plastic, the grip 11 is of a hollow structure, an electric control module 30 for controlling heating of a heating tube 24 and a power-off induction module 40 for inducing static electricity are disposed inside the grip 11, the power-off induction module 40 includes a conductive film 41 and a PCB board 42, the conductive film 41 is abutted against an inner wall of a bottom plate 111 of the grip 11, the PCB board 42 is stacked above the conductive film 41 and is electrically connected with the conductive film 41, specifically, the conductive film 41 is a capacitive sensor, and a supporting member for pressing the conductive film 41 to the bottom plate 111 of the grip 11 is disposed above the PCB board 42; the PCB board 42 is connected with the electric control board through a signal connection line, when the handle 11 is held by the hand, the conductive film 41 senses human static electricity, the electric control module 30 receives a signal to control the heating pipe 24 to heat, when the hand is separated from the handle 11, the static electricity sensing of the conductive film 41 disappears, and the electric control module 30 receives a signal to start a power-off protection mechanism, so that the use safety of the electric iron is improved.

The handle 11 comprises an arc-shaped top plate 112 and an arc-shaped bottom plate 111, an assembly groove is formed in the bottom plate 111 of the handle 11, the assembly groove is formed by enclosing a limiting plate 12 vertically arranged on the inner wall of the bottom plate 111, and the PCB and the conductive film 41 are embedded in the assembly groove so as to improve the installation stability of the PCB 42 and the conductive film 41; in order to improve the sensitivity of electrostatic induction of the conductive film 41, the bottom of the assembly groove is provided with a bonding surface which is completely bonded with the lower end surface of the conductive film 41.

In this embodiment, the supporting member is a sponge block 43 with a certain thickness, the sponge block 43 is laminated above the PCB 42 and partially embedded in the assembly groove, and the sponge block 43 has a certain elasticity, so that the PCB 42 and the conductive film 41 can be effectively limited, and damage to the PCB 42 and the conductive film 41 can be avoided; the supporting beam 13 extending downwards is vertically arranged on the inner wall of the top plate 112 of the handle 11, the lower end surface of the supporting beam 13 is supported on the upper end surface of the sponge block 43 and provides extrusion force for the sponge block 43, and the supporting beam 13 is matched with the sponge block 43 to effectively limit the PCB 42 and the guide point film, so that the size is small, the weight is light, and the device is simple and reliable; the hand-off sensing module 40 is located at the holding section of the grip 11, and can sense the hand-holding static electricity more accurately and sensitively, the electric control module 30 is located at the arc section of the grip 11 and is located in front of the hand-off sensing module 40, and the front end of the PCB board 42 is provided with a connection terminal 44 for connecting signal connection wires.

The ironing base 20 comprises an ironing base plate 21 and a cover plate positioned above the ironing base plate 21, the ironing base plate 21 and the cover plate are enclosed to define a steam chamber, and the steam chamber is provided with a heating pipe 24; the ironing base plate 21 is provided with steam holes 22, and the upper end surface of the ironing base plate 21 is provided with a plurality of conical protruding blocks 23 extending to the steam chamber in a protruding way, so as to improve the steam generation efficiency in the steam type.

According to the electric iron disclosed by the utility model, the hand-off power-off can be realized by arranging the hand-off sensing module 40, the use safety of the electric iron is improved, and the sensitivity of the hand-off sensing module 40 is ensured by optimizing the assembly position and the assembly mode of the hand-off sensing module 40.

It should be understood that in the claims, the specification of the present utility model, all "including … …" should be interpreted as open-ended meaning that it is equivalent to "at least … …", and not as closed-ended meaning that it should not be interpreted to "include … …" only. The above description is merely an embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and those skilled in the art should appreciate variations, modifications, additions or substitutions within the spirit of the present utility model.

Claims

1. An electric iron with power-off function when the user is unhooked comprises a shell and an ironing seat arranged below the shell, wherein a heating pipe is arranged on the ironing seat; the handle is of a hollow structure, an electric control module for controlling heating of the heating pipe and a unhooking induction module for inducing static electricity are arranged in the handle, the unhooking induction module comprises a conductive film and a PCB board, the conductive film is abutted against the inner wall of a bottom plate of the handle, the PCB board is arranged above the conductive film in a laminating way and is electrically connected with the conductive film, and a propping piece for propping the conductive film against the bottom plate of the handle is arranged above the PCB board; the PCB board is connected with the electric control board through a signal connecting wire, when the handle is held by hand, the electric control module receives a signal to control the heating pipe to heat, when the handle is released by hand, the electrostatic induction of the electric control film disappears, and the electric control module receives the signal to start a power-off protection mechanism.

2. The electric iron according to claim 1, wherein the handle base plate is formed with an assembly groove, the assembly groove is surrounded by a limiting plate vertically arranged on the inner wall of the base plate, and the PCB and the conductive film are embedded in the assembly groove.

3. A power-off electric iron according to claim 2, wherein the bottom of the fitting groove has a fitting surface which is completely fitted with the lower end surface of the conductive film.

4. A power-off electric iron according to claim 3, wherein the holding member is a sponge block which is laminated over the PCB and at least partially embedded in the mounting groove.

5. The power-off electric iron according to claim 4, wherein a downward extending supporting beam is vertically arranged on the inner wall of the top plate of the handle, and the lower end surface of the supporting beam is supported on the upper end surface of the sponge block and provides a pressing force for the sponge block.

6. The power-off type electric iron according to claim 1, wherein the hand-off induction module is located at a holding section of the handle, the electric control module is located at an arc section of the handle and in front of the hand-off induction module, and a connecting terminal is fixed at the front end of the PCB board.

7. A hands-free powered electric iron as claimed in any one of claims 1 to 6, wherein the ironing base comprises an ironing base plate and a cover plate positioned above the ironing base plate, the ironing base plate and the cover plate enclosing a steam chamber; the heating pipe is arranged in the steam chamber.

8. The power-off type electric iron as set forth in claim 7, wherein the ironing base plate is provided with steam holes, and a plurality of tapered protrusions extending to the steam chamber are protruded from an upper end surface of the ironing base plate.