CN210276936U

CN210276936U - Toaster heat insulation and dissipation structure and toaster

Info

Publication number: CN210276936U
Application number: CN201920939817.3U
Authority: CN
Inventors: 杨永贵
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-21
Filing date: 2019-06-21
Publication date: 2020-04-10
Anticipated expiration: 2029-06-21

Abstract

The utility model discloses a toaster heat radiation structure and toaster that insulate against heat. The heat insulation and radiation structure of the toaster comprises a heat insulation plate and a heating wire, wherein the heating wire is arranged on the heat insulation plate; the upper part of the heat insulation plate is provided with a plurality of heat dissipation holes. The toaster comprises a toaster body and a heat insulation and radiation structure of the toaster; the heat insulation plate is vertically arranged on the inner side of the side wall of the furnace body, the heating wire is positioned on the inner side of the heat insulation plate, and the plurality of heat dissipation holes are positioned on the upper portion of the furnace body. The utility model discloses a toaster heat radiation structure and toaster reduces the stranded heat of heat insulating board through setting up a plurality of louvres on heat insulating board upper portion, improves the radiating effect on heat insulating board upper portion, makes toaster metal surface especially roast groove window ambient temperature be less than 45K, accords with the requirement of < ann rule standard > EN60335-2-9 in A13, and need not add thermal-insulated panel, reduce cost. The utility model has the characteristics of simple structure, reduce sleepy heat, prevent overtemperature etc.

Description

Toaster heat insulation and dissipation structure and toaster

Technical Field

The utility model relates to a small-size domestic appliance field especially relates to a toaster heat radiation structure and toaster that insulates against heat.

Background

The method for testing the surface temperature of the A13 metal in EN60335-2-9 comprises the following steps: and (3) continuously baking bread with the maximum power of the product for 3 times by using bread with the maximum power of 100mm by 10mm at intervals of 10 seconds at a time when the bread is baked to have a golden yellow effect, wherein the maximum temperature is not more than 45K.

In order to meet the requirements of safety regulations, the toaster in the prior art usually adopts a method of adding one or two layers of heat insulation plates on the back of a heating body, and because the heat insulation plates have a trapped heat phenomenon, the cooling effect is not obvious and is easy to exceed 45K, usually, the actually measured temperature of the test point of the toaster in the prior art is 47.1-52.3K, and the cost is increased by adding the heat insulation plates.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a toaster separates heat radiation structure and toaster with simple structure, reduce sleepy heat, prevent overtemperature.

The utility model discloses a heat insulation and radiation structure of a toaster, which comprises a heat insulation plate and a heating wire, wherein the heating wire is arranged on the heat insulation plate;

a plurality of heat dissipation holes are formed in the upper part of the heat insulation plate;

the heat dissipation holes comprise a plurality of first heat dissipation holes, and the first heat dissipation holes are formed from the upper side edge of the heat insulation plate to the inner side of the heat insulation plate;

preferably, the plurality of heat dissipation holes further include a plurality of second heat dissipation holes, the plurality of second heat dissipation holes are disposed at the upper portion of the heat insulation plate, and the plurality of second heat dissipation holes are located below the plurality of first heat dissipation holes.

The utility model discloses a toaster heat radiation structure that insulates against heat reduces the stranded heat of heat insulating board through setting up a plurality of louvres on heat insulating board upper portion, improves the radiating effect on heat insulating board upper portion, makes toaster metal surface especially roast groove window ambient temperature be less than 45K, accords with the requirement of A13 among < ann's rule standard > EN60335-2-9, and need not add thermal-insulated panel, reduce cost.

Further preferably, the plurality of first louvers and the plurality of second louvers are all distributed in a lateral direction. The first heat dissipation holes and the second heat dissipation holes are transversely arranged, so that transverse heat dissipation of the heat insulation plate is increased, and overhigh temperature of the upper part of the toaster is prevented.

Further preferably, the first heat dissipation hole and the second heat dissipation hole are both rectangular. And the first heat dissipation holes and the second heat dissipation holes are arranged to be rectangular, so that the processing and the production are convenient.

Further preferably, the heat insulation and dissipation structure of the toaster further comprises a pressing strip, and the heating wire is pressed on the heat insulation plate by the pressing strip. The heating wire can be fixed more firmly by the aid of the pressing strips.

Further preferably, the heating wire is arranged on the heat insulation plate along the transverse direction;

the pressing strips are arranged on the heat insulation plate along the longitudinal direction.

The heating wire is transversely arranged, so that the heating effect of the heating wire is good; and longitudinally arranging the pressing strip to better fix the heating wire.

Further preferably, the insulation board is a mica board. The mica plate has excellent heat-resisting and heat-insulating effects.

Compared with the prior art, the utility model discloses a toaster heat radiation structure that insulates against heat reduces the stranded heat of heat insulating board through set up a plurality of louvres on heat insulating board upper portion, improves the radiating effect on heat insulating board upper portion, makes toaster metal surface especially roast groove window ambient temperature be less than 45K, accords with < ann rule standard > EN60335-2-9 in A13's requirement, and need not add thermal-insulated panel, reduce cost. The utility model discloses a toaster heat-insulating heat radiation structure has simple structure, reduces sleepy heat, prevents characteristics such as overtemperature.

The utility model also provides a toaster, which comprises a toaster body and any one of the heat insulation and heat dissipation structures of the toaster;

the heat insulation plate is vertically arranged on the inner side of the side wall of the furnace body, the heating wire is positioned on the inner side of the heat insulation plate, and the plurality of heat dissipation holes are positioned on the upper portion of the furnace body.

Compared with the prior art, the utility model discloses a toaster utilizes to set up a plurality of louvres on heat insulating board upper portion through setting up the heat radiation structure that toaster insulates against heat, reduces the sleepy heat of heat insulating board, improves the radiating effect on heat insulating board upper portion, makes toaster metal surface especially roast groove window ambient temperature be less than 45K, accords with the requirement of < ann's rule > EN60335-2-9 in A13, and need not add thermal-insulated panel, reduce cost. The utility model discloses a toaster heat-insulating heat radiation structure has simple structure, reduces sleepy heat, prevents characteristics such as overtemperature. The utility model discloses a toaster has simple structure, reduces sleepy heat, prevents characteristics such as overtemperature.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of a preferred structure of the heat insulation and dissipation structure of the toaster according to the present invention.

Fig. 2 is a schematic perspective view of a preferred structure of the toaster according to the present invention.

Fig. 3 is a schematic diagram of the temperature test of the preferred structure of the toaster of the present invention.

Detailed Description

The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or as may be referred to in this specification, are defined relative to the configuration shown in the figures, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.

The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

Referring to fig. 1, fig. 1 is a schematic structural view of a preferred structure of a heat insulation and dissipation structure of a toaster according to the present invention.

The utility model discloses a toaster heat radiation structure that insulates against heat, including heat insulating board 1 and heater 2, heater 2 set up in on the heat insulating board 1. The upper part of the heat insulation plate 1 is provided with a plurality of heat dissipation holes 11. The heat-insulating plate 1 is provided with a plurality of heat-radiating holes 11, so that the heat trapping of the heat-insulating plate 1 is reduced, the heat-radiating effect of the upper part of the heat-insulating plate 1 is improved, the temperature of the metal surface of the toaster, particularly the temperature around a baking groove window is lower than 45K, the requirements of A13 in the safety standard EN60335-2-9 are met, and the cost is reduced without additionally arranging a heat-insulating plate.

Specifically, the plurality of heat dissipation holes 11 include a plurality of first heat dissipation holes 111, and the plurality of first heat dissipation holes 111 are opened from the upper side of the heat shield 1 to the inner side thereof. The first heat dissipation holes 111 are arranged to dissipate heat around the upper side of the heat insulation board 1, so as to reduce the temperature of the metal surface at the top of the toaster, especially around the baking slot window, and the highest temperature of the metal surface is lower than 45K when the toaster is used.

The plurality of heat dissipation holes 11 further include a plurality of second heat dissipation holes 112, the plurality of second heat dissipation holes 112 are disposed at the upper portion of the heat shield plate 1, and the plurality of second heat dissipation holes 112 are located below the plurality of first heat dissipation holes 111. The second heat dissipation holes 112 are formed to dissipate heat from the upper portion of the heat insulation board 1, thereby reducing heat trapped in the heat insulation board 1, and reducing the temperature of the upper portion of the toaster, so that the maximum temperature of the metal surface is lower than 45K when the toaster is used.

Preferably, the first heat dissipation holes 111 and the second heat dissipation holes 112 are distributed in the transverse direction. The first heat dissipation holes 111 and the second heat dissipation holes 112 are transversely arranged to increase the transverse heat dissipation of the heat insulation plate 1 and prevent the upper temperature of the toaster from being too high.

Further preferably, the first heat dissipation hole 111 and the second heat dissipation hole 112 are both rectangular. The first heat dissipation hole 111 and the second heat dissipation hole 112 are both rectangular, so that the processing and production are convenient.

The number of the first heat dissipation holes 111 is three, and the number of the second heat dissipation holes 112 is four, so that the heat dissipation effect is improved.

The toaster heat insulation and dissipation structure of the embodiment further comprises a pressing strip 3, wherein the heating wire 2 is pressed on the heat insulation plate 1 by the pressing strip 3. The heating wire 2 can be fixed more firmly by the arranged pressing strips 3.

Preferably, the heating wire 2 is arranged on the heat insulation board 1 along the transverse direction. The pressing strips 3 are arranged on the heat insulation plate 1 along the longitudinal direction. The heating wire 2 is transversely arranged, so that the heating effect of the heating wire 2 is good; the pressing strips 3 are longitudinally arranged, so that the heating wire 2 can be better fixed by the pressing strips 3.

The insulation board 1 of the present embodiment is a mica board. The mica plate has excellent heat-resisting and heat-insulating effects.

The pressing strip 3 is a mica pressing strip. The mica pressing strip has good heat-resistant effect.

Referring to fig. 2, fig. 2 is a schematic perspective view of a preferred structure of the toaster according to the present invention. The utility model discloses still further provide a toaster, including furnace body 10, still include the toaster heat radiation structure that insulates against heat of this embodiment. The heat insulation plate 1 is vertically arranged on the inner side of the side wall of the furnace body 10, the heating wire 2 is positioned on the inner side of the heat insulation plate 1, and the plurality of heat dissipation holes 11 are positioned on the upper portion of the furnace body 10.

Referring to fig. 3, fig. 3 is a schematic diagram of a temperature test of an optimized structure of a toaster according to the present invention.

The utility model discloses an optimal structure temperature test process of toaster:

the utility model discloses a toast a plurality of test points of groove window 25mm cloth downwards of toaster preferred structure to maximum power is toasted 3 times with 100mm 10mm bread in succession, 10 seconds at every turn interval, and the highest temperature numerical value that measures a plurality of test points respectively when bread toasts out golden effect is between 41.9K-43.2K, is less than 45K, accords with < ann's rule > EN60335-2-9 regulation.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. The utility model provides a toaster heat radiation structure that insulates against heat which characterized in that: the heating wire is arranged on the heat insulation plate;

the heat insulation plate is characterized in that the heat dissipation holes further comprise a plurality of second heat dissipation holes, the second heat dissipation holes are formed in the upper portion of the heat insulation plate, and the second heat dissipation holes are located below the first heat dissipation holes.

2. The toaster heat-insulating and heat-dissipating structure according to claim 1, wherein: the first heat dissipation holes and the second heat dissipation holes are distributed along the transverse direction.

3. The toaster heat-insulating and heat-dissipating structure according to claim 2, wherein: the first heat dissipation hole and the second heat dissipation hole are both rectangular.

4. The toaster heat-insulating and heat-dissipating structure according to claim 1, wherein: the heat insulation and heat dissipation structure of the toaster further comprises a pressing strip, and the heating wire is pressed on the heat insulation plate by the pressing strip.

5. The toaster heat-insulating and heat-dissipating structure according to claim 4, wherein: the heating wire is arranged on the heat insulation plate along the transverse direction;

6. The toaster heat-insulating and heat-dissipating structure according to any one of claims 1-5, wherein: the heat insulation plate is a mica plate.

7. The utility model provides a toaster, includes the furnace body, its characterized in that: further comprising a toaster heat-insulating and heat-dissipating structure according to any one of claims 1-6;