CN209944979U

CN209944979U - Oven insulation structure

Info

Publication number: CN209944979U
Application number: CN201920262747.2U
Authority: CN
Inventors: 潘政洲
Original assignee: ZHONGSHAN XUELE ELECTRICAL APPLIANCE Co Ltd
Current assignee: ZHONGSHAN XUELE ELECTRICAL APPLIANCE Co Ltd
Priority date: 2019-03-01
Filing date: 2019-03-01
Publication date: 2020-01-14
Anticipated expiration: 2029-03-01

Abstract

The utility model discloses an oven heat preservation structure, which comprises a shell, an inner container, a reflecting cover and a heat preservation layer surrounding the reflecting cover, wherein the shell comprises a front frame, a back panel, a top plate, a bottom plate and side panels arranged at the left side and the right side; the front side and the rear side of the inner container and the reflecting cover are respectively fixedly connected with a front frame and a rear panel of the shell, the reflecting cover surrounds the inner container and forms a hollow layer between the reflecting cover and the inner container, a heating unit is arranged in the hollow layer, a front heat insulation frame is arranged between the front side of the inner container and the front frame of the shell, the front side of the inner container and the front frame of the shell are respectively provided with a front mounting groove which is simultaneously embedded with the front heat insulation frame, a rear heat insulation support frame is arranged between the back of the inner container and the rear panel of the shell, and the back of the inner container and the rear panel of the shell are respectively provided with a rear mounting groove which is simultaneously embedded with the rear heat insulation support frame; the heat preservation layer is provided with heat preservation cotton and an aluminum foil membrane from inside to outside in sequence.

Description

Oven insulation structure

Technical Field

The utility model relates to an oven technical field especially relates to an oven insulation construction.

Background

An oven is a sealed electric appliance for baking food or drying products, and is classified into a home electric appliance and an industrial oven. The domestic oven can be used for processing some pasta. An industrial oven is a device used for drying products in industry, and is an electric oven and a gas oven, which are also called as an oven, a drying box and the like. In order to realize the effect of preventing scalding that keeps warm, the oven need adopt insulation construction to wrap up the inner bag, nevertheless because need be connected between the inner bag of oven and the shell, generally adopt metal connecting piece to connect in order to make connection structure stable, this heat that just leads to the inner bag passes through the connecting piece and transmits to the shell influence heat preservation effect.

Disclosure of Invention

An object of the utility model is to overcome prior art's not enough, provide a novel structure, reduce oven inner bag 2 and shell junction heat loss, have the oven insulation construction of good thermal-insulated effect that keeps warm.

In order to realize the above purpose, the utility model discloses the technical scheme who adopts is:

an oven heat-insulating structure comprises a shell, an inner container, a reflecting cover and a heat-insulating layer surrounding the reflecting cover, wherein the shell comprises a front frame, a back panel, a top plate, a bottom plate and side panels arranged on the left side and the right side; the front side and the rear side of the inner container and the reflecting cover are respectively fixedly connected with a front frame and a rear panel of the shell, the reflecting cover surrounds the inner container and forms a hollow layer between the reflecting cover and the inner container, a heating unit is arranged in the hollow layer, a front heat insulation frame is arranged between the front side of the inner container and the front frame of the shell, the front side of the inner container and the front frame of the shell are respectively provided with a front mounting groove which is simultaneously embedded with the front heat insulation frame, a rear heat insulation support frame is arranged between the back of the inner container and the rear panel of the shell, and the back of the inner container and the rear panel of the shell are respectively provided with a rear mounting groove which is simultaneously embedded with the rear heat insulation support frame; the heat preservation layer is provided with heat preservation cotton and an aluminum foil membrane from inside to outside in sequence.

The utility model has the advantages that: the utility model discloses an oven insulation construction's inner bag between its leading flank and the trailing flank respectively through preceding thermal-insulated frame and back thermal-insulated support frame respectively with the preceding frame and the backplate fixed connection of shell, because preceding thermal-insulated frame has certain thermal-insulated effect with back thermal-insulated support frame and the preceding frame of inner bag leading flank and shell and the shell backplate between there is not direct contact, can prevent that the heat of inner bag from running off in a large number through shell and inner bag junction to realize good thermal-insulated effect that keeps warm. In the cavity layer between reflector and the inner bag is located to the unit that generates heat in addition, the heat radiation accessible reflector that the unit that generates heat sent a large amount of reflection transmission to inner bag heat the inner bag, and the heat preservation that partial reflector absorbed heat accessible heat preservation cotton and aluminium foil membrane cladding formed keeps warm thermal-insulated to reduce thermal radiation's calorific loss in a large number. Through the structure and the measures, the oven heat preservation structure of the utility model has good heat preservation and insulation effects.

Furthermore, the front heat insulation frame and the rear heat insulation support frame are made of polyurethane materials. The utility model adopts the above structure after, the preceding thermal-insulated frame of polyurethane material and the intensity that back thermal-insulated support frame has good thermal-insulated heat preservation effect and preferred.

Furthermore, the inner wall of the reflector is provided with an aluminum foil film, the front side edge and the rear side edge of the reflector are respectively formed with a front flange and a rear flange, and the front flange and the rear flange are respectively provided with a through hole and are in bolted connection with the front frame and the back panel through the through holes. The utility model adopts the above structure after, preceding turn-ups and back turn-ups and the shell of usable bowl carry out bolted connection, and its connected mode is simple swift to because there is not direct contact between bowl and the inner bag, even consequently still less through the heat that bowl and shell junction run off, do not influence the thermal-insulated effect that keeps warm.

Furthermore, the heating unit is an electric heating tube and is arranged on the outer surface of the inner container. After the above structure is adopted in the utility model, the accessible uses the electrothermal tube to realize the heating effect as the unit that generates heat, simultaneously because the unit that generates heat sets up in the inner bag surface, the heat of the unit that generates heat can directly transmit the efficiency of heating that improves the oven to the inner bag and reduce the calorific loss of bowl.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is an exploded perspective view of the present invention.

Fig. 3 is an exploded view of the inner container, the reflective cover and the heat insulating layer of the present invention.

Fig. 4 is a top sectional view of the present invention.

Fig. 5 is a front sectional view of the present invention.

Fig. 6 is an assembly view of the front heat insulation frame and the front mounting groove of the present invention.

Fig. 7 is the assembly drawing of the rear heat insulation support frame and the rear mounting groove of the present invention.

The solar heat collector comprises a solar heat collector, a solar heat collector and a solar heat collector, wherein 11-a front frame, 12-a back panel, 13-a top panel, 14-a bottom panel, 15-a side panel, 2-an inner container, 3-a reflector, 31-a front flanging, 32-a back flanging, 4-a heat insulation layer, 5-a heating unit, 6 a-a front heat insulation frame.

Detailed Description

The claimed technical solution of the present invention will now be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 6, the oven insulation structure in this embodiment includes a housing, an inner container 2, a reflective cover 3, and an insulation layer 4 surrounding the reflective cover 3.

The housing includes a front frame 11, a back panel 12, a top panel 13, a bottom panel 14, and side panels 15 disposed on the left and right sides.

The front side and the rear side of inner bag 2 and bowl 3 respectively with the preceding frame 11 and the backplate 12 fixed connection of shell, wherein bowl 3 surrounds inner bag 2 and forms the hollow layer between bowl 3 and inner bag 2, be provided with heating unit 5 in the hollow layer, in this embodiment heating unit 5 is the electrothermal tube, and this heating unit 5 set up in the outer surface of inner bag 2, the accessible regards as heating unit 5 with the electrothermal tube to realize the heating effect, simultaneously because heating unit 5 sets up in the outer surface of inner bag 2, heating unit 5's heat can directly be transmitted to inner bag 2 and improve the heating efficiency of oven and reduce bowl 3's calorific loss.

A front heat insulation frame 6a is arranged between the front side surface of the inner container 2 and the front frame 11 of the shell, front mounting grooves 7a which are simultaneously embedded with the front heat insulation frame 6a are respectively arranged on the front side surface of the inner container 2 and the front frame 11 of the shell, a rear heat insulation support frame 6b is arranged between the back surface of the inner container 2 and the back panel 12 of the shell, and rear mounting grooves 7b which are simultaneously embedded with the rear heat insulation support frame 6b are respectively arranged on the back surface of the inner container 2 and the back panel 12 of the shell. In addition, in this embodiment, the front heat insulation frame 6a is embedded into the front mounting groove 7a with a rectangular structure and arranged in a quadrilateral structure, the rear heat insulation support frame 6b and the rear mounting groove 7b are both horizontally arranged, and the front heat insulation frame 6a and the rear heat insulation support frame 6b are both made of polyurethane, so that the front heat insulation frame 6a and the rear heat insulation support frame 6b made of polyurethane have good heat insulation effect and better strength.

In this embodiment, the inner wall of the reflection cover 3 is provided with an aluminum foil film, the front side edge and the rear side edge of the reflection cover 3 are respectively formed with a front flange 31 and a rear flange 32, the front flange 31 and the rear flange 32 are both provided with through holes and are in bolted connection with the front frame 11 and the back panel 12 through the through holes, the front flange 31 and the rear flange 32 of the reflection cover 3 can be utilized to be in bolted connection with the shell, the connection mode is simple and rapid, and no direct contact exists between the reflection cover 3 and the inner container 2, so that even the heat lost at the joint of the reflection cover 3 and the shell is still small, and the heat preservation and insulation effect is not affected. In addition, the heat-insulating layer 4 is sequentially provided with heat-insulating cotton made of polyurethane and an aluminum foil film from inside to outside.

The principle of the oven heat preservation structure in the embodiment is as follows: because the front heat insulation frame 6a and the rear heat insulation support frame 6b have certain heat insulation effect and the front side surface of the inner container 2 is not in direct contact with the front frame 11 of the shell and the rear side surface of the inner container 2 is not in direct contact with the shell back panel 12, the heat of the inner container 2 can be prevented from being lost in a large amount through the joint of the shell and the inner container 2, and therefore good heat insulation effect is achieved. In addition heating element 5 locates the cavity between bowl 3 and inner bag 2 in situ, the thermal radiation accessible bowl 3 that heating element 5 sent reflect in a large number and transmit inner bag 2 to heat inner bag 2, and the heat preservation 4 that partial bowl 3 absorptive heat accessible heat preservation cotton and aluminium foil membrane cladding formed keeps warm thermal-insulated to reduce thermal radiation's calorific loss in a large number.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention in any way. Those skilled in the art can make further changes and modifications to the invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention. Therefore, the content of the technical scheme of the utility model, according to the equivalent change made by the idea of the utility model, should be covered in the protection scope of the utility model.

Claims

1. The utility model provides an oven insulation construction which characterized in that: the solar reflective glass comprises a shell, an inner container (2), a reflective cover (3) and a heat insulation layer (4) surrounding the reflective cover (3), wherein the shell comprises a front frame (11), a back panel (12), a top plate (13), a bottom plate (14) and side panels (15) arranged on the left side and the right side; the front side and the rear side of the inner container (2) and the reflecting cover (3) are respectively fixedly connected with a front frame (11) and a back panel (12) of the shell, wherein the reflecting cover (3) surrounds the inner container (2) and forms a hollow layer between the reflecting cover (3) and the inner container (2), a heating unit (5) is arranged in the hollow layer, a front heat insulation frame (6 a) is arranged between the front side surface of the inner container (2) and the front frame (11) of the shell, and the front side surface of the inner container (2) and the front frame (11) of the shell are both provided with front mounting grooves (7 a) which are simultaneously embedded with the front heat insulation frame (6 a), a rear heat insulation support frame (6 b) is arranged between the back surface of the inner container (2) and the back panel (12) of the shell, the back surface of the inner container (2) and the back panel (12) of the shell are both provided with back mounting grooves (7 b) which are embedded with the back heat insulation support frames (6 b); the heat preservation layer (4) is sequentially provided with heat preservation cotton and an aluminum foil film from inside to outside.

2. The oven insulation structure according to claim 1, wherein: the front heat insulation frame (6 a) and the rear heat insulation support frame (6 b) are made of polyurethane.

3. The oven insulation structure according to claim 1, wherein: the inner wall of the reflecting cover (3) is provided with an aluminum foil film, the front side edge and the rear side edge of the reflecting cover (3) are respectively provided with a front flanging (31) and a rear flanging (32), and the front flanging (31) and the rear flanging (32) are respectively provided with a through hole and are in bolt connection with the front frame (11) and the rear panel (12) through the through holes.

4. The oven insulation structure according to claim 1, wherein: the heating unit (5) is an electric heating tube, and the heating unit (5) is arranged on the outer surface of the inner container (2).