CN219283445U

CN219283445U - Directional heating electric heating device

Info

Publication number: CN219283445U
Application number: CN202320035745.6U
Authority: CN
Inventors: 唐小林; 许广博; 欧阳学
Original assignee: Shenzhen Ruiwu Digital Technology Co ltd
Current assignee: Shenzhen Ruiwu Digital Technology Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-06-30
Anticipated expiration: 2033-01-06

Abstract

The application relates to the technical field of heating equipment accessories, in particular to an oriented heating electric heating device, which comprises a main body, wherein a heating element and a heat insulation layer arranged on one side of the heating element are arranged in the main body, and the heat insulation layer enables heat generated by the heating element to be emitted towards the other side of the main body. This application sets up the insulating layer in one of them of piece that generates heat, and the insulating layer will generate heat the piece and to the isolated opposite side of heat that this side produced, makes the heat that generates heat the relative both sides of piece all transmit towards a direction, has effectively solved current electric heating device when both sides generate heat simultaneously, thereby wherein one side heat loss leads to electric heating device opposite side heat not enough, the technical problem that the heating effect is poor.

Description

Directional heating electric heating device

Technical Field

The application relates to the technical field of heating equipment accessories, in particular to an electric heating device capable of heating in a directional mode.

Background

The electric heating device is a common tool for warming people in winter, and the electric heating device in the current market has a plurality of products, such as hand warmer, foot warmer, uterus warmer and the like, and generally adopts a lithium battery to discharge a heating element in the electric heating device, so that the heating element heats, and the effect of warming in winter is achieved.

The heating element of the existing electric heating device transmits heat to two sides simultaneously when heating, and the electric heating device can meet the requirements of users by only heating one side when in use, but the heat of the heating element of the existing electric heating device can be dissipated from the other side to cause loss and waste, so that the heating effect is affected due to insufficient heat on one side of the electric heating device, which is needed to heat, and the experience of users is affected.

Disclosure of Invention

The embodiment of the application provides an electric heating device capable of heating in a directional manner, which at least solves the technical problems of heat dissipation and low heat transfer efficiency caused by double-sided heating of the electric heating device in the related technology.

In order to achieve the above purpose, the utility model provides an electric heating device capable of generating heat in a directional manner, which comprises a main body, wherein a heating element and a heat insulation layer arranged on one side of the heating element are arranged in the main body, and the heat insulation layer enables heat generated by the heating element to be emitted towards the other side of the main body.

In some embodiments, the heat insulating layer is fixed on one side of the heating element in a fitting way.

In some of these embodiments, the two ends of the insulating layer extend beyond the two ends of the heat-generating component.

In some embodiments, the thermal insulation layer is a polyurethane acrylate layer.

In some embodiments, a filler is disposed within the body, and the insulating layer is disposed between the heat generating component and the filler.

In some of these embodiments, a support layer is disposed within the body, the support layer being wrapped around the exterior of the filler.

In some embodiments, the support layer is provided with a plurality of heat dissipation holes.

In some embodiments, the diameter of the radiating hole is D1, and the value range of D1 is more than or equal to 1mm and less than or equal to 3mm; and/or the distance between two adjacent radiating holes is D2, and the value range of D2 is more than or equal to 5mm and less than or equal to 20mm.

In some of these embodiments, the body comprises a first body and a second body, the first body and the second body being foldable together.

In some embodiments, the body is formed with a heating cavity, the heating cavity and the insulating layer being located on opposite sides of the heat-generating component.

According to the above, the technical scheme of the utility model has the beneficial effects compared with the prior art that:

1. one side of the heating piece is provided with a heat insulation layer, the heat generated by the heating piece on the side is isolated and reflected to the opposite side by the heat insulation layer, so that the generated heat on the opposite sides of the heating piece is transmitted towards one direction, heat dissipation is avoided, heating intensity is improved, and heating effect is improved.

2. The heat dissipation holes are formed in the supporting layer, so that the heat transfer efficiency from the heating piece to the heating part of the user is improved, and the problems that the heating rate is low and the user experience is poor due to low heat transfer efficiency in the transfer process are avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic view of the overall structure of an embodiment of the present utility model;

FIG. 2 is an exploded view of the overall structure of an embodiment of the present utility model;

FIG. 3 is a cross-sectional view of the internal structure of an embodiment of the present utility model;

FIG. 4 is a cross-sectional view of the overall structure of an embodiment of the present utility model;

fig. 5 is a partial sectional view of the structure of the embodiment of the present utility model.

Reference numerals illustrate: a power supply assembly 1; a first body 21; a second body 22; a heat generating member 23; a filler 24; a heat insulating layer 25; a support layer 26; the heat dissipation holes 261.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described and illustrated below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden on the person of ordinary skill in the art based on the embodiments provided herein, are intended to be within the scope of the present application. Moreover, it should be appreciated that while such a development effort might be complex and lengthy, it would nevertheless be a routine undertaking of design, fabrication, or manufacture for those of ordinary skill having the benefit of this disclosure, and thus should not be construed as having the benefit of this disclosure.

Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is to be expressly and implicitly understood by those of ordinary skill in the art that the embodiments described herein can be combined with other embodiments without conflict.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. Reference to "a," "an," "the," and similar terms herein do not denote a limitation of quantity, but rather denote the singular or plural. The terms "comprising," "including," "having," and any variations thereof, are intended to cover a non-exclusive inclusion; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to only those steps or elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. The terms "connected," "coupled," and the like in this application are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The term "plurality" as used herein means greater than or equal to two. "and/or" describes an association relationship of an association object, meaning that there may be three relationships, e.g., "a and/or B" may mean: a exists alone, A and B exist together, and B exists alone. The terms "first," "second," "third," and the like, as used herein, are merely distinguishing between similar objects and not representing a particular ordering of objects.

The embodiment shows in fig. 1-5, an electric heating device with directional heating, including power module 1 and the main part of being connected with power module 1 electricity, be provided with the piece 23 that generates heat that is connected with power module 1 electricity in the main part, the piece 23 both sides of generating heat are provided with flexible filler 24 respectively, be provided with the insulating layer 25 that is used for insulating heat transfer between piece 23 and filler 24 that generates heat, and insulating layer 25 only sets up in one of them side of piece 23 that generates heat, in order to isolate and reflect the opposite side with the heat that the piece 23 that generates heat distributes towards this side, make the piece 23 that generates heat distributes towards two opposite directions can be directed to distribute towards same direction, promote the heating effect.

Further, the heat insulating layer 25 is a polyurethane acrylate material layer, and specifically, the heat insulating layer 25 is made of functional polymer materials such as polyurethane acrylate (PUA) and a polyester substrate. The power supply assembly 1 comprises a switch, a lithium battery and a control circuit board, the lithium battery is controlled to discharge through the switch to enable the heating element 23 to generate heat, the temperature of the heating element 23 is monitored by the temperature control device, and when the temperature exceeds a threshold value, the current is regulated through the control circuit board to reduce the temperature of the heating element 23.

Specifically, the insulating layer 25 is fixed on one side of the heating element 23 through glue laminating, and the two ends of the insulating layer 25 extend beyond the two ends of the heating element 23, so that the heat emitted by the heating element 23 can be emitted in a directional manner in the same direction better, and the heating effect is improved.

Further, a supporting layer 26 is disposed in the main body, and the supporting layer 26 is wrapped around the filler 24, so as to support the main body with the supporting layer 26 having various shapes, such as rectangular, circular, etc. The shape is formed to withstand partial elastic deformation. The supporting layer 26 is provided with a plurality of heat dissipation holes 261, for example, the heat dissipation holes 261 are uniformly distributed on the supporting layer 26.

Specifically, the heat dissipation hole 261 is a through hole with a diameter D1, and the value range of D1 is more than or equal to 1mm and less than or equal to 3mm. And/or, when each heat dissipation hole 261 is distributed on the supporting layer 26, the distance between every two adjacent heat dissipation holes 261 is D2, and the value range of D2 is more than or equal to 5mm and less than or equal to 20mm.

Specifically, the filler 24 is a flexible cotton material to make the electric heating device feel better, such as aluminum silicate fiber bulk cotton, memory sponge or pearl cotton.

Further, the support layer 26 is made of a flexible material having a shape that allows the filler 24 to be shaped. Specifically, the support layer 26 is styrene butadiene rubber (SBR, also known as polystyrene butadiene copolymer).

Further, the main body can be arranged in 1 or more, and the softness of the main body contacting with a human body is increased by adopting the delustered fabric. Taking the embodiment as an example, the main body can be separately provided as a first main body 21 and a second main body 22, and the first main body 21 and the second main body 22 can be folded and covered together. A heating cavity which can be opened by a user and is used for heating can be formed between the first body 21 and the second body 22 after the cover is closed, and the heating cavity and the heat insulation layer 25 are respectively positioned at two opposite sides of the heating element 23. A locking structure for locking after closing in a matched manner can be further arranged between the first main body 21 and the second main body 22, and the locking structure can be a zipper, a magic tape or the like.

Specifically, the heating element 23 may be disposed only in the first main body 21, and the first main body 21 is provided with a heat insulation layer 25 matched with the first main body 21, so that when the first main body 21 and the second main body 22 are covered, the first main body 21 heats, and the heating element can play a role in heating the heating cavity; alternatively, the heating element 23 may be only disposed in the second main body 22, and the second main body 22 is provided with a heat insulation layer 25 matched with the second main body 22, so that when the first main body 21 and the second main body 22 are covered, the second main body 22 heats, and the heating element can play a role in heating the heating cavity; or, the heating element 23 may be disposed in the first body 21 and the second body 22, the first body 21 and the second body 22 are respectively provided with a heat insulation layer 25 matching with the first body 21 and the second body 22, the heat insulation layers 25 in the first body 21 and the second body 22 should be disposed on the same side, and the heat dissipation holes 261 on the supporting layer 26 should also be disposed on the same side, so that when the first body 21 and the second body 22 are covered, the upper and lower sides of the heating cavity for heating generate heat at the same time, the temperature rises faster, the outside does not generate heat, and the heat dissipation is reduced.

Further, the electric heating device of this embodiment may be a hand warmer, a foot warmer, a uterus warmer, etc.

The working method and the principle are as follows: when the heat-generating device is used, the power switch is turned on to heat the heat-generating element 23, and heat emitted outwards is generated at the two sides of the heat-generating element 23, and due to the fact that the heat-insulating layer 25 is arranged at one side of the heat-generating element, the heat emitted from the heat-generating element 23 towards the side provided with the heat-insulating layer 25 is blocked and reflected to the other side opposite to the heat-generating element, and the heat generated at the two sides of the heat-generating element 23 is emitted directionally towards one direction. Meanwhile, the support layer 26 is provided with a heat dissipation hole 261 on one side far away from the heat insulation layer 25, and the heat dissipation hole 261 can promote the heat transfer rate in the main body, so that the heat can be more quickly and effectively transferred to the part to be warmed of a user.

It should be understood by those skilled in the art that the technical features of the above-described embodiments may be combined in any manner, and for brevity, all of the possible combinations of the technical features of the above-described embodiments are not described, however, they should be considered as being within the scope of the description provided herein, as long as there is no contradiction between the combinations of the technical features.

The above examples only represent a few embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the patent. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application. Accordingly, the scope of protection of the present application is to be determined by the claims appended hereto.

Claims

1. An electric heating device that directional generates heat, includes main part, its characterized in that: the heating element and the heat insulation layer arranged on one side of the heating element are arranged in the main body, and the heat insulation layer enables heat generated by the heating element to be emitted towards the other side of the main body.

2. The directionally heated electric heating apparatus of claim 1, wherein: the heat insulation layer is adhered and fixed on one side of the heating element.

3. The directionally heated electric heating apparatus of claim 1, wherein: the two ends of the heat insulation layer extend beyond the two ends of the heating element.

4. The directionally heated electric heating apparatus of claim 1, wherein: the heat insulation layer is a polyurethane acrylic ester material layer.

5. The directionally heated electric heating apparatus of claim 1, wherein: and a filling piece is arranged in the main body, and the heat insulation layer is arranged between the heating piece and the filling piece.

6. The directionally heated electric heating apparatus of claim 5, wherein: the main body is internally provided with a supporting layer, and the supporting layer is wrapped outside the filling piece.

7. The directionally heated electric heating apparatus of claim 6, wherein: the supporting layer is provided with a plurality of heat dissipation holes.

8. The directionally heated electric heating apparatus of claim 7, wherein: the diameter of the radiating hole is D1, and the value range of D1 is more than or equal to 1mm and less than or equal to 3mm; and/or the distance between two adjacent radiating holes is D2, and the value range of D2 is more than or equal to 5mm and less than or equal to 20mm.

9. The directionally heated electric heating apparatus of claim 1, wherein: the body comprises a first body and a second body, and the first body and the second body are folded together.

10. The directionally heated electric heating apparatus of any of claims 1-9, wherein: the main body is provided with a heating cavity, and the heating cavity and the heat insulation layer are positioned on two opposite sides of the heating piece.