CN212912845U

CN212912845U - Portable electric kettle

Info

Publication number: CN212912845U
Application number: CN202021354873.XU
Authority: CN
Inventors: 林昱
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-11
Filing date: 2020-07-11
Publication date: 2021-04-09
Anticipated expiration: 2030-07-11

Abstract

The utility model provides a portable electric kettle, includes the kettle body, controlling means, heating device, inner bag and sealed lid, sealed lid detachably installs on kettle body top end opening, and controlling means, heating device, inner bag are installed respectively at the internal portion of kettle, and heating device is connected with the controlling means electricity, and heating device and inner bag contact, its characterized in that: the bottom surface of the kettle body is provided with a sealing cover positioning groove, the inner wall of the sealing cover positioning groove is provided with a microswitch, and the microswitch is electrically connected with the control device. Compared with the prior art, the utility model, owing to improved the structure for sealed lid must install kettle body bottom surface and just can the switch-on circuit, consequently can effectively avoid sealed lid heating under the condition that does not open the danger that the internal vapor of kettle can't leave the cause, and its structure is fairly simple moreover, only needs to carry out appropriate improvement to current structure and just can obtain, easily realizes, the facilitate promotion.

Description

Portable electric kettle

Technical Field

The utility model relates to a portable electric kettle, more specifically say and relate to a security performance height, can effectively avoid sealed lid not open the internal vapor of kettle and can't leave the dangerous portable electric kettle who causes.

Background

Along with the continuous improvement of the living standard of people, people go out more and more frequently. Because people pay more attention to the safety of drinking water, the portable electric kettle becomes a small electric appliance which is often carried by people when going out.

However, the applicant has found that it is customary to screw down the sealing cap, since the portable electric kettle has a similar shape to a thermos bottle. However, this practice poses a significant risk to portable electric kettles. Because portable electric kettle is inside to have heating device, connect the electricity back through the plug, can heat the water or the liquid of the internal kettle, if sealed lid is sealed with the opening at kettle body top, the vapor that produces behind the water heating of the internal kettle just can't leave the kettle body, this can cause the internal atmospheric pressure of kettle to constantly rise, in case people open sealed lid, high temperature steam in it can spray out, causes the injury to people around. Moreover, once the air pressure in the kettle body is too high, explosion can occur, which causes more damage to people.

At present, most portable electric heating kettles remind users of taking off the sealing cover when the top surface of the sealing cover is indicated by words for heating. However, this measure does not prevent the dangerous operation of closing the seal cover by the user and heating, and still presents a great risk.

Disclosure of Invention

The utility model aims at providing a portable electric kettle, this kind of portable electric kettle can effectively avoid sealed lid can't leave the danger that causes when heating under the condition of not opening the internal vapor of kettle. The technical scheme is as follows:

the utility model provides a portable electric kettle, includes the kettle body, controlling means, heating device, inner bag and sealed lid, sealed lid detachably installs on kettle body top end opening, and controlling means, heating device, inner bag are installed respectively at the internal portion of kettle, and heating device is connected with the controlling means electricity, and heating device and inner bag contact, its characterized in that: the bottom surface of the kettle body is provided with a sealing cover positioning groove, the inner wall of the sealing cover positioning groove is provided with a microswitch, and the microswitch is electrically connected with the control device. When the sealing cover is inserted into the positioning groove of the sealing cover, the microswitch is pressed and kept in a pressed state, the circuit is communicated, and the control device can control the heating device to work to heat the inner container; when the sealing cover leaves the sealing cover positioning groove, the microswitch is in an off state, the circuit is disconnected, and the control device and the heating device can not work. The micro switch in the positioning groove of the sealing cover is matched with the sealing cover, the on-off of the whole circuit is automatically controlled by the switch of the micro switch, and the sealing cover is forced to be opened before any user heats through an actual structure, so that the risks caused by circuit connection and heating device work under the condition that the sealing cover seals the opening at the top end of the kettle body can be prevented as much as possible. And set up sealed lid constant head tank with kettle body bottom surface, let sealed lid and the cooperation of sealed lid constant head tank, this kind of structural design can set up micro-gap switch to sealed lid constant head tank in for the kettle body can place alone on the desktop when need not the heating, just installs it when needing the heating and covers sealed.

In a preferred scheme, the microswitch is completely hidden in the positioning groove of the sealing cover. Like this, the kettle body is placed alone on the desktop when need not the heating, and micro-gap switch can not touched by the mistake, avoids appearing the risk of unexpected circular telegram effectively.

The better scheme, be equipped with the internal thread on the sealed lid constant head tank inside wall, sealed lid lateral wall top is equipped with the external screw thread, sealed lid and sealed lid constant head tank threaded connection. The threaded connection is adopted, and the sealing cover is convenient and quick to mount and dismount due to the threaded connection, so that the sealing cover belongs to a better scheme. Other similar configurations may also be used by the manufacturer.

In a more preferable scheme, the portable electric kettle further comprises a sealing cover protection pad, and when the portable electric kettle is heated, the sealing cover is placed on the sealing cover protection pad and is in threaded connection with the sealing cover positioning groove in the bottom surface of the kettle body.

Compared with the prior art, the utility model, owing to improved the structure for sealed lid must install kettle body bottom surface and just can the switch-on circuit, consequently can effectively avoid sealed lid heating under the condition that does not open the danger that the internal vapor of kettle can't leave the cause, and its structure is fairly simple moreover, only needs to carry out appropriate improvement to current structure and just can obtain, easily realizes, the facilitate promotion.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention;

FIG. 2 is an exploded view of the preferred embodiment of FIG. 1 in the drinking position;

FIG. 3 is an exploded view of the preferred embodiment of FIG. 1 in a heated state;

FIG. 4 is an exploded view of the preferred embodiment of FIG. 1 with the seal cover, seal cover protective gasket removed.

Detailed Description

As shown in fig. 1-4, the portable electric kettle in the preferred embodiment includes a kettle body 1, a control device 2, a heating device 3, an inner container 4, a sealing cover 5, and a sealing cover protection pad 6, wherein the sealing cover 5 is detachably mounted on an opening at the top end of the kettle body 1, the control device 2, the heating device 3, and the inner container 4 are respectively mounted inside the kettle body 1, the heating device 3 is electrically connected to the control device 2, the heating device 3 is in contact with the inner container 4, a sealing cover positioning groove 7 is formed in the bottom surface of the kettle body 1, a micro switch 8 is mounted on the inner wall of the sealing cover positioning groove 7, and the micro. When the sealing cover 5 is inserted into the sealing cover positioning groove 7, the microswitch 8 is pressed and kept in a pressed state, the circuit is communicated, and the control device 2 can control the heating device 3 to work to heat the inner container 4; when the sealing cover 5 leaves the sealing cover positioning groove 7 and the micro switch 8 is in an off state, the circuit is disconnected, and the control device 2 and the heating device 3 cannot work. The micro switch 8 in the sealing cover positioning groove 7 is matched with the sealing cover 5, the on-off of the whole circuit is automatically controlled by the switch of the micro switch 8, any user is forced to open the sealing cover 5 before heating through an actual structure, and therefore the risks caused by circuit connection and the working of the heating device 3 when the portable electric kettle is in a state that the sealing cover 5 seals the top end opening of the kettle body 1 can be prevented as far as possible. And set up sealed lid constant head tank 7 with the kettle body 1 bottom surface, let sealed lid 5 and the cooperation of sealed lid constant head tank 7, this kind of structural design can set up micro-gap switch 8 to sealed lid constant head tank 7 for the kettle body 1 can place alone on the desktop when need not the heating, just installs it when needing the heating on sealed lid 5.

The microswitch 8 is completely hidden in the sealing cover positioning groove 7. Like this, the kettle body 1 is placed on the desktop alone when need not the heating, and micro-gap switch 8 can not touched by the mistake, avoids appearing the risk of unexpected circular telegram effectively.

The inside wall of the sealing cover 5 is provided with a first internal thread 501, the outside wall of the top end of the kettle body 1 is provided with a first external thread 101, and the inside wall of the sealing cover 5 is in threaded connection with the outside wall of the top end of the kettle body 1.

And a second internal thread 701 is arranged on the inner side wall of the sealing cover positioning groove 7, a second external thread 502 is arranged at the top of the outer side wall of the sealing cover 5, and the sealing cover 5 is in threaded connection with the sealing cover positioning groove 7. The threaded connection is adopted, and the threaded connection enables the sealing cover 5 to be mounted and dismounted conveniently and quickly, so that the threaded connection is an excellent scheme. Other similar configurations may also be used by the manufacturer.

When heating, the sealing cover 5 is placed on the sealing cover protection pad 6, and the sealing cover 5 is in threaded connection with the sealing cover positioning groove 7 on the bottom surface of the kettle body 1.

The operation is described below with reference to fig. 1-4:

in the initial state, when heating is not needed, the sealing cover 5 is arranged on the opening at the top end of the kettle body 1.

When the hot water in the kettle body 1 needs to be drunk (namely, in a drinking state), the sealing cover 5 is opened for drinking, as shown in figure 2.

When heating is needed (namely in a heating state), the sealing cover 5 is opened and is placed on the opening at the top end of the kettle body 1, the sealing cover 5 and the sealing cover positioning groove 7 at the bottom surface of the kettle body 1 are in threaded connection and are connected into a whole, so that the sealing cover 5 is inserted into the sealing cover positioning groove 7, the microswitch 8 is pressed and kept in a pressing state, the circuit is communicated, and the control device 2 can control the heating device 3 to work to heat the inner container 4, as shown in fig. 3. Because the sealing cover 5 is required to be arranged on the sealing cover positioning groove 7 by heating, the microswitch 8 is kept in a pressing state, and the circuit is communicated, the heating can be carried out, so that the safety performance is high, and the condition that the sealing cover 5 seals the top end opening of the kettle body 1 during heating can be effectively avoided.

In addition, it should be noted that the names of the parts and the like of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structure, the features and the principle of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a portable electric kettle, includes the kettle body, controlling means, heating device, inner bag and sealed lid, sealed lid detachably installs on kettle body top end opening, and controlling means, heating device, inner bag are installed respectively at the internal portion of kettle, and heating device is connected with the controlling means electricity, and heating device and inner bag contact, its characterized in that: the bottom surface of the kettle body is provided with a sealing cover positioning groove, the inner wall of the sealing cover positioning groove is provided with a microswitch, and the microswitch is electrically connected with the control device.

2. A portable electric kettle as claimed in claim 1, wherein: the microswitch is completely hidden in the positioning groove of the sealing cover.

3. A portable electric kettle as claimed in claim 1, wherein: be equipped with the internal thread on the sealed lid constant head tank inside wall, sealed lid lateral wall top is equipped with the external screw thread, sealed lid and sealed lid constant head tank threaded connection.

4. A portable electric kettle as claimed in claim 1, wherein: the portable electric kettle also comprises a sealing cover protection pad, when in heating, the sealing cover is placed on the sealing cover protection pad, and the sealing cover is in threaded connection with the sealing cover positioning groove on the bottom surface of the kettle body.