CN219613609U

CN219613609U - Heat-insulating electromagnetic water heating kettle

Info

Publication number: CN219613609U
Application number: CN202320693347.3U
Authority: CN
Inventors: 文川
Original assignee: Dongguan Xidian Electric Appliance Co ltd
Current assignee: Dongguan Xidian Electric Appliance Co ltd
Priority date: 2023-04-02
Filing date: 2023-04-02
Publication date: 2023-09-01
Anticipated expiration: 2033-04-02

Abstract

The utility model discloses a heat-insulating electromagnetic water heating kettle, which comprises a kettle body, wherein a heat-insulating structure is arranged on the periphery of the kettle body, the heat-insulating structure comprises an outer cover, the outer cover is fixedly arranged on the periphery of the kettle body, a buffer cavity is formed between the outer cover and the kettle body, a heat-insulating material is filled in the buffer cavity, and the outer cover is arranged on the periphery of the kettle body, and the heat-insulating material is filled between the outer cover and the kettle body, so that the heat of the kettle body cannot be transferred to the outer cover, and magnetic induction cannot act on the outer cover, the outer cover cannot be heated, people cannot scald when contacting the outer cover in the use process, and the safety of the kettle body is improved.

Description

Heat-insulating electromagnetic water heating kettle

Technical Field

The utility model belongs to the technical field of kettles, and particularly relates to a heat-insulating electromagnetic kettle.

Background

The electric kettle is one of the common water boiling tools in the life of people, the electric kettle is integrated and separated, the separated electric kettle generally comprises a base and a kettle body, electric couplers are arranged at the ends of the base and the kettle body for electric energy transmission, and the electric kettle connected in the mode is used for avoiding water from splashing into the couplers, so that hidden danger and limitation exist in the life; therefore, an electric kettle utilizing magnetic induction appears on the market, the principle is the same as that of the existing electromagnetic oven, and the magnetic induction is utilized to heat the magnetic kettle body so as to achieve the purpose of boiling water;

the coupling mode is adopted to be relatively easy to set up the heat insulation structure on the kettle body, for example, cover one side plastic shell on the kettle body and serve as the insulating layer, the kettle body that adopts electromagnetic induction mode to heat is difficult to do heat insulation treatment, especially at the kettle bottom, for example, the kettle body adopts double-deck vacuum heat insulation treatment, can't carry out magnetic induction heating to the inner bag, and still can't cover kettle body bottom by adopting plastic shell's mode, consequently, carry out heat insulation treatment to magnetic induction kettle on the market very little, but so very easy scald the user, there is the potential safety hazard.

Disclosure of Invention

The utility model aims to provide a heat-insulating electromagnetic water heating kettle so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a thermal-insulated electromagnetic water heater, includes the kettle body, kettle body periphery is equipped with thermal-insulated structure, thermal-insulated structure includes the dustcoat, the dustcoat sets firmly in the periphery of the kettle body to form the buffer chamber between the two, the buffer intracavity is filled with thermal-insulated material.

According to a further technical scheme, the heat insulation material is aerogel, and the aerogel is adhered to the side wall of the kettle body.

Further technical scheme, the kettle body includes water outlet portion, water outlet portion lower terminal surface joint has the kettle body, the kettle body is double-deck vacuum structure, and its junction with water outlet portion is equipped with the sealing washer.

Further technical scheme, the kettle body includes inner bag and outer courage, form the vacuum insulating layer between outer courage and the inner bag, the length of inner bag is greater than the length of outer courage, makes the inner bag both ends extend out outer courage, the dustcoat sets firmly in inner bag lower part to laminate with outer courage lower extreme portion, play water portion and inner bag upper end connection.

Further technical scheme still includes the handle, handle respectively with dustcoat and play water portion lateral wall fixed connection.

According to a further technical scheme, a plurality of first protruding points are arranged on the outer wall of the kettle body at intervals along the circumferential direction, a plurality of second protruding points are arranged on the inner wall of the outer cover along the circumferential direction, and the lower end faces of the second protruding points are abutted against the upper end faces of the first protruding points.

According to a further technical scheme, protruding ripples are arranged at the bottom of the outer cover and are in contact with the heat insulation material.

According to a further technical scheme, the kettle body is made of food-grade stainless steel, and a magnetic conduction metal plate is fixedly arranged at the bottom of the kettle body.

According to a further technical scheme, a filter screen is arranged at the position of the water outlet part, which is positioned at the kettle mouth.

According to a further technical scheme, a spiral protrusion is arranged on the inner side of the bottom surface of the kettle body.

The utility model has the beneficial effects that:

because the periphery of the kettle body is provided with the outer cover, and the heat insulation material is filled between the outer cover and the kettle body, the heat of the kettle body cannot be transferred to the outer cover, and magnetic induction cannot act on the outer cover, so that the outer cover cannot be heated, people cannot scald when touching the outer cover in the use process, and the safety of the kettle body is improved.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

Fig. 1: the kettle body is a single-layer structure drawing.

Fig. 2: the kettle body is a double-layer structure diagram.

Fig. 3: the utility model relates to an explosion diagram of a single-layer kettle body.

Fig. 4: the utility model relates to an explosion diagram of a double-layer kettle body.

Fig. 5: the utility model relates to a cross-sectional view of a double-layer kettle body.

Fig. 6: the bottom structure of the kettle body is provided with a bottom structure.

Reference numerals: 1-kettle body, 11-water outlet part, 12-kettle body, 121-inner container, 122-outer container, 123-vacuum heat insulation layer, 13-sealing ring, 14-handle, 15-salient point I, 16-magnetic conductive metal plate, 17-spiral protrusion, 2-heat insulation structure, 21-outer cover, 22-heat insulation material, 23-salient point II and 24-protrusion ripple.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Please refer to fig. 1-6;

the water boiling kettle is mainly matched with an electromagnetic oven to heat water in an electromagnetic heating mode, and the heat insulation structure 2 is arranged on the kettle to avoid scalding a user during use; the kettle body 1 is provided with a heat insulation structure 2, the heat insulation structure 2 can completely cover the periphery of the kettle body 1, and it is noted that at least the bottom of the kettle body 1 is made of magnetic conductive material and can form magnetic induction with an electromagnetic base; the heat insulation structure 2 comprises an outer cover 21, wherein the outer cover 21 can be made of ceramics, glass or plastics, the outer cover 21 is fixedly arranged on the periphery of the kettle body 1, a buffer cavity is formed between the outer cover 21 and the kettle body, and a heat insulation material 22 is filled in the buffer cavity;

through tests, the effective working distance is set within 1cm from the bottom of the kettle body 1, and the magnetic induction effect of the induction cooker and the kettle body is very weak at a distance of about 1cm, so that the induction cooker cannot be heated, and therefore the total thickness of the outer cover 21 and the buffer cavity is smaller than 1cm, in the embodiment, the width of the buffer cavity is 2mm, the thickness of the outer cover 21 is 2mm, and the total thickness of the outer cover 21 and the buffer cavity is 4mm, so that the distance from the induction cooker to the bottom of the kettle body 1 is the effective working distance.

When the kettle is used, the electromagnetic oven is used for heating the kettle body 1 electromagnetically, as the outer periphery of the kettle body 1 is provided with the outer cover 21, and the heat insulation material 22 is filled between the outer cover 21 and the kettle body 1, the heat of the kettle body 1 cannot be transferred to the outer cover 21, and meanwhile, the magnetic induction cannot act on the outer cover 21, so that the outer cover 21 cannot be heated, people cannot be scalded when contacting the outer cover 21 in the use process, and the safety of the kettle body 1 is improved.

The heat insulation structure 2 in the utility model can be correspondingly adjusted to the structure of the kettle body 1, so that the kettle body is also provided with different embodiments;

in the first embodiment, when the kettle body 1 is of a single-layer structure, the outer cover 21 extends upward to cover the bottom and the side wall of the kettle body 1, and meanwhile, the heat insulation material 22 also covers the bottom and the side wall of the kettle body 1, and of course, the setting position of the spout needs to be correspondingly adjusted, for example, the spout is set at the upper part, so that the kettle body 1 can transversely extend at a position close to the spout to form a structure with wide upper part and narrow lower part, the outer cover 21 is sleeved and fixed on the kettle body 1, and the upper end part of the outer cover 21 abuts against the upper part of the kettle body 1 to form a seal.

In the second embodiment, the kettle body 1 has a vacuum heat insulation structure 2, specifically includes a water outlet portion 11 and a kettle body 12, wherein the kettle body 12 has a double-layer vacuum structure, and the water outlet portion 11 and the kettle body 12 need to be manufactured separately because the process requirement cannot realize integral molding, wherein the water outlet portion 11 can be made of plastic, and then an upper portion Jiang Sai of the kettle body 12 is clamped into the water outlet portion 11, so that the outer periphery of the upper portion of the kettle body 12 is clamped with the inner periphery of the water outlet portion 11, and a sealing ring 13 is arranged at the joint between the two; the corresponding outer cover 21 is fixedly arranged at the lower part of the kettle body 12, and the heat insulation structure 2 at the moment consists of two parts, wherein one part is a double-layer vacuum structure positioned at the side wall of the kettle body 12, and the other part is the outer cover 21 and the heat insulation material 22 positioned at the lower part of the kettle body 12;

since the lower part of the kettle body 12 is the lower end surface and the side wall of the lower part of the kettle body 12, the outer cover 21 is not only fixed to the lower end surface of the kettle body 12, but also provided with guide ribs along the circumferential direction to cover the lower end surface and part of the side wall of the kettle body 12.

Further, the kettle body 12 includes an inner container 121 and an outer container 122, a vacuum heat insulation layer 123 is formed between the outer container 122 and the inner container 121, the length of the inner container 121 is greater than that of the outer container 122, two ends of the inner container 121 extend out of the outer container 122, the outer cover 21 is fixedly arranged at the lower part of the inner container 121 and is attached to the lower end part of the outer container 122, and by means of the design, the heat generated by magnetic induction acting on the outer container 122 can be avoided, and the water outlet part 11 is connected with the upper end part of the inner container 121.

Based on the two embodiments, the handle 14 is also arranged, the periphery can be fixed by the arrangement of the handle 14, and the fixing modes are two as well; in the first way, when the kettle body 1 is in a single-layer structure, the handle 14 is respectively connected with the outer cover 21 and the upper part of the kettle body 1, so as to achieve the effect of limiting and fixing the outer cover 21; in the second way, when the kettle body 1 is of a double-layer vacuum structure, the handle 14 is respectively connected with the outer cover 21 and the water outlet part 11, the effect of limiting and fixing the outer cover 21 is achieved, and the outer cover 21 can be prevented from extruding the heat insulation material 22 through the design.

In addition, the outer wall of the kettle body 12 is provided with a plurality of first protruding points 15 along the circumferential direction at intervals, the inner wall of the outer cover 21 is provided with a plurality of second protruding points 23 along the circumferential direction, the outer cover 21 is sleeved on the kettle body 1 during installation, the second protruding points 23 penetrate through gaps between two adjacent first protruding points 15, the height of the second protruding points 23 is higher than that of the first protruding points 15, then the outer cover 21 is rotated to enable the second protruding points 23 to vertically correspond to the first protruding points 15, meanwhile, the lower end face of the second protruding points 23 abuts against the upper end face of the first protruding points 15, and the outer cover 21 can be further fixed and limited by being matched with the fixation of the handle 14.

Based on all the above embodiments, in this embodiment, the heat insulation material 22 is aerogel, the shape of the aerogel can be prepared according to the prior art, and the aerogel can be integrally formed or divided into a plurality of blocks, in this embodiment, the aerogel component is generally divided into two parts of a bottom surface and a vertical surface, wherein the vertical surface can be divided into a plurality of small blocks, glue is applied to the kettle body 1 in advance, then the ground and the inside are adhered, then the cover 21 is sleeved, or glue is applied to the side wall of the cover 21, the component is adhered to the side wall of the cover 21, and then the whole cover is sleeved on the kettle body 1.

In the embodiment of the utility model, the bottom of the outer cover 21 is provided with the raised corrugation 24, and the raised corrugation 24 is contacted with the heat insulation material 22, so that the heat insulation material 22 can be supported.

In life, the vessel for containing food should meet the food-grade requirement, so the kettle body 1 in this embodiment is made of food-grade stainless steel, but the magnetic conductivity of the food-grade stainless steel is relatively poor, so the bottom of the kettle body 1 is fixedly provided with the magnetic conductive metal plate 16, the magnetic conductive metal plate 16 is made of 430 magnetic conductive stainless steel, the induction furnace and the magnetic conductive metal plate 16 generate magnetic induction to raise the temperature, then the magnetic conductive metal plate 16 transfers the temperature into the kettle body 1, and of course, a pure aluminum energy-collecting plate can be added between the magnetic conductive metal plate 16 and the bottom of the kettle body 1, so the heat conductivity is good, and the heat can be well transferred into the kettle body 1.

In this embodiment, the position that water outlet 11 is located the kettle mouth is equipped with the filter screen, and kettle mouth increases the filter screen structure, plays to prevent bumping water spray and shorten steam overflow distance, is equipped with spiral protrusion 17 in addition in the bottom of kettle body 1, can promote the heating rate through the screw protrusion and make the rivers in the kettle body 1 flow fast, and the bubble that produces can bump in inside and break in advance at the water boiling, can play certain noise reduction effect.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a thermal-insulated electromagnetism thermos, includes the kettle body (1), kettle body (1) periphery is equipped with thermal-insulated structure (2), its characterized in that: the heat insulation structure (2) comprises an outer cover (21), wherein the outer cover (21) is fixedly arranged on the periphery of the kettle body (1), a buffer cavity is formed between the outer cover and the kettle body, and heat insulation materials (22) are filled in the buffer cavity.

2. A thermally insulated electromagnetic water heating kettle as claimed in claim 1, wherein: the heat insulation material (22) is aerogel, and the aerogel is adhered to the side wall of the kettle body (1).

3. A thermally insulated electromagnetic water heating kettle as claimed in claim 1, wherein: the kettle body (1) comprises a water outlet part (11), the lower end surface of the water outlet part (11) is connected with a kettle body (12) in a clamping mode, the kettle body (12) is of a double-layer vacuum structure, and a sealing ring (13) is arranged at the joint of the kettle body and the water outlet part (11).

4. A thermally insulated electromagnetic water heating kettle as claimed in claim 3, wherein: kettle body (12) are including inner bag (121) and outer courage (122), form vacuum insulating layer (123) between outer courage (122) and inner bag (121), the length of inner bag (121) is greater than the length of outer courage (122), makes inner bag (121) both ends extend outer courage (122), dustcoat (21) set firmly inner bag (121) lower part to laminate with outer courage (122) lower extreme, go out water portion (11) and inner bag (121) upper end connection.

5. A thermally insulated electromagnetic water heating kettle as claimed in claim 3, wherein: the water outlet device further comprises a handle (14), wherein the handle (14) is fixedly connected with the outer cover (21) and the side wall of the water outlet part (11) respectively.

6. An insulated electromagnetic kettle according to claim 5 wherein: the kettle is characterized in that a plurality of first protruding points (15) are arranged on the outer wall of the kettle body (12) at intervals along the circumferential direction, a plurality of second protruding points (23) are arranged on the inner wall of the outer cover (21) along the circumferential direction, and the lower end faces of the second protruding points (23) are abutted against the upper end faces of the first protruding points (15).

7. A thermally insulated electromagnetic water heating kettle as claimed in claim 1, wherein: the bottom of the outer cover (21) is provided with raised corrugations (24), and the raised corrugations (24) are in contact with the heat insulation material (22).

8. A thermally insulated electromagnetic water heating kettle as claimed in claim 1, wherein: the kettle body (1) is made of food-grade stainless steel, and a magnetic conduction metal plate (16) is fixedly arranged at the bottom of the kettle body (1).

9. A thermally insulated electromagnetic water heating kettle as claimed in claim 3, wherein: the water outlet part (11) is provided with a filter screen at the position of the kettle mouth.

10. An insulated electromagnetic water heating kettle according to any one of claims 1-9, wherein: the inner side of the bottom surface of the kettle body (1) is provided with a spiral bulge (17).