CN202832111U - Furnace door structure with heat insulation wall technology for electric oven - Google Patents
Furnace door structure with heat insulation wall technology for electric oven Download PDFInfo
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- CN202832111U CN202832111U CN 201220361917 CN201220361917U CN202832111U CN 202832111 U CN202832111 U CN 202832111U CN 201220361917 CN201220361917 CN 201220361917 CN 201220361917 U CN201220361917 U CN 201220361917U CN 202832111 U CN202832111 U CN 202832111U
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- electric oven
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Abstract
The utility model discloses a furnace door structure with a heat insulation wall technology for an electric oven. The furnace door structure comprises a doorframe, inner glass, outer glass and heat insulation glass, wherein the doorframe comprises an inner frame and a heat insulation frame, and the heat insulation glass is LOW-E (low emissivity) film hollow glass. The furnace door structure adopts a heat insulation frame and glass combined design, and forms a multi-sealing air heat insulation wall, so that heat in a hearth cannot generate convective transfer or conduction transfer, and an effect of reducing temperature of the furnace door is achieved; in addition, the LOW-E film hollow glass is adopted, so that the quantity of infrared radiation of the hearth can be reduced; the surface of the outer glass is covered with a stainless steel radiating panel, so that the temperature of the surface of the furnace door is further reduced; and a user can be prevented from being scalded effectively.
Description
Technical field
The utility model relates to a kind of electric oven, refers more particularly to a kind of cooling-down effect significantly with the electric oven door structure of insulated wall technology.
Background technology
Raising along with people's quality of the life, the customer has higher requirement to the safety of product and the convenience of working service, electric oven is as a kind of household appliances of cooking food, because it exists high temperature and Gao Re in the middle of using, the safety of its use and the convenience of maintenance become more important.
The door structure of common electric oven, comprise doorframe, outer glass, interior glass and glass strip, each parts is fixed connection by securing member, the top of doorframe or bottom offer the air inlet exhaust opening, form open double insulated space, be 201020137006.0 such as China Patent No., name is called a kind of utility model patent of door of electric oven assembly, a kind of door of electric oven assembly is disclosed, comprise the outer heat-protecting glass of heat-protecting glass and catch in the doorframe, wherein catch is fixed on the doorframe, interior heat-protecting glass is fixed on the interior notches place of doorframe, outer heat-protecting glass is fixed on the outside indent of doorframe, be provided with gas channel between interior heat-protecting glass and the outer heat-protecting glass, the bottom of doorframe is provided with the air inlet port corresponding with gas channel, offer the gas outlet on the door body of outer heat-protecting glass top, air inlet port is communicated with gas channel and outside air respectively with the gas outlet, when electric oven heats, heat in the gas channel constantly is pulled away, avoid outer heat-protecting glass temperature to raise fast, and make it to remain on lower temperature, but owing to be Open architecture, sealing and heat-proof quality after the oven door assembling are relatively poor, thermal losses is also larger, not only have a large amount of radiations heat energies in the use by the air inlet/outlet discharge that leaks, and the hull-skin temperature of oven door is still higher, the user touches a surface and scalds easily, and its structure also can cause steam or greasy dirt to enter oven door inside, do not cause fire door easy to clean and safeguard.
The utility model content
The utility model mainly solves existing electric oven fire door and has the technical problem that the fire door surface temperature is higher, fire door is not easy to clean and safeguard; A kind of good heat-insulation effect, the safe and energy-conservation electric oven door structure with the insulated wall technology are provided.
In order to solve the technical problem of above-mentioned existence, the utility model mainly is to adopt following technical proposals:
A kind of electric oven door structure with the insulated wall technology of the present utility model comprises
Doorframe, be three-back-shaped frame construction, the fixing of fire door glass is provided, the inside casing and the thermal-insulated frame that arrange before and after comprising, described thermal-insulated frame is located at the doorframe rear portion near electric oven casing open front one side and is installed on the inside casing, and along being provided with hinge, doorframe is hinged by hinge and the open front of electric oven casing under the doorframe, described fire door glass is comprised of interior glass, outer glass and some heat-protecting glasses, is provided with handle at doorframe;
Interior glass is tempered glass, is installed in the thermal-insulated frame rear portion, directly in the face of the electric oven burner hearth;
Outer glass is tempered glass, is installed in the front portion of inside casing, and described outer glass and described interior glass be arranged in parallel, forms the fire door inner chamber between the inside and outside glass, and described heat-protecting glass is located in the described fire door inner chamber;
Heat-protecting glass is arranged in the described fire door inner chamber, heat-protecting glass reaches each other and interior glass, outer glass between the space form the insulated wall of some sealings;
The electric oven fire door adopts the modular design of thermal-insulated frame and multi-disc glass, forms multi-sealed air heat insulation
Wall, make heat in the burner hearth can't the convection current transmission and conduction transmit, reach the effect that reduces the fire door temperature, have feature energy-conservation and safety.
As preferably, described heat-protecting glass is two, the heat-protecting glass I and the heat-protecting glass II that arrange before and after comprising, described heat-protecting glass I and heat-protecting glass II are LOW-E film hollow glass, the multi-disc heat-protecting glass forms multiple insulated wall, and adopts LOW-E film hollow glass as heat-protecting glass, and IR is had higher reflectivity, can greatly reduce the radiation conversion, improve the insulation value of heat-protecting glass.
As preferably, the moulding cross section of described thermal-insulated frame is stepped, described heat-protecting glass II and interior glass are successively set in the corresponding ladder from front to back, be provided with the glass supporter II between the edge, the left and right sides of heat-protecting glass II and the edge, the left and right sides of interior glass, stair-stepping thermal-insulated frame makes each sheet glass bonding tightr and firm, installs more convenient.
As preferably, described thermal-insulated frame is that the cold drawing punching press forms, and described cold drawing surface coverage has the enamel layer, and cold drawing is easy to process, and the high temperature resistant and good heat-insulation effect of enamel layer, and the oven door inner surface is also more easy to clean and safeguard.
As preferably, the inboard, moulding cross section of described inside casing is stepped, the sidewall junction of inside casing and thermal-insulated frame is provided with the weather strip of annular, the respective steps of described weather strip and inside casing is coincide, the lower edge is respectively equipped with the fixed leg of two row's differing heights on the inside casing, the different heat-protecting glass of the corresponding installation of described fixed leg, the fixed leg top is provided with screw, the front surface of described heat-protecting glass II is provided with some glass preforms, one end of described glass preform is fixed on the inside casing by the fixed leg of inside casing, the other end compresses the heat-protecting glass II and the heat-protecting glass II is fitted on the thermal-insulated frame, between heat-protecting glass I and heat-protecting glass II, be provided with the glass supporter I, the upper lower edge of heat-protecting glass I front surface is provided with some glazing beads, one end of described glazing bead is fixed on the inside casing by the fixed leg of inside casing, the other end compresses the heat-protecting glass I and the heat-protecting glass I is fitted on the inside casing, the doorframe design that integral type is shaped, the more reasonable precision of assembling between each part, by corresponding glass preform and glass supporter, each sheet glass can be arranged in order and be fitted on the inside casing, form multiple air heat insulation wall, effectively reduce the conduction and convection of heat, weather strip can prevent that steam or the greasy dirt in the burner hearth from entering fire door, improve the application life of baking oven door, the more easy to clean and maintenance of fire door.
As preferably, described inside casing is aluminum alloy die casting, sound construction, and easy to assembly, weight is lighter.
As preferably, described interior glass, heat-protecting glass II and described thermal-insulated frame joint place all scribble fluid sealant, the joint place of described heat-protecting glass I and described inside casing scribbles fluid sealant, form the insulated wall of multiple sealing between each glass and thermal-insulated frame or the inside casing, reduce convection current transmission and the conduction of heat in the burner hearth and transmitted, saved the energy.
As preferably; the edge is provided with heat sink under the front surface of described outer glass; described heat sink is bonded in the lower to upper of outer glass; heat sink is that stainless steel material is made; the lower of glass covers a stainless heat sink along carrying out outside; the heat of outer partial radiation on glass evenly can be spread decomposition, make the baking oven door hull-skin temperature be in relatively low state, can reach again the outer glass of protection and effect attractive in appearance.
As preferably, described handle is located at outer on glass, edge, the left and right sides and outer glass that the fixed screw of described handle passes described inside casing are fixed on handle and outer glass on the inside casing, the lower edge of inside casing is provided with glass mount, described glass mount is L-type, the bottom surface of glass mount is fixed on the inside casing, the vertical plane of glass mount has some apertures, the lower edge of outer glass is bonded on the vertical plane of glass mount, handle directly is fixed on the inside casing edge, and also be fixed on outer glass on the inside casing, simultaneously, glass mount by edge under the inside casing is bonded on the inside casing the lower edge of outer glass, and the aperture on the glass mount vertical plane can guarantee to seal fully contacting of sticking and air, the ability of raising bonding agent.
As preferably, the plane of described heat-protecting glass I and the plane of outer glass are provided with an angle, the plane of described heat-protecting glass II and the plane of interior glass are provided with an angle, heat-protecting glass I and heat-protecting glass II also form an angle each other, there are certain angle in heat-protecting glass I and heat-protecting glass II and interior glass, make a radiant heat part be reflected back burner hearth by heat-protecting glass, and the another part that passes glass decomposes through the refraction of glass, radiant heat is delivered on inside casing or the thermal-insulated frame, reduced the radiant heat that penetrates glass, and the fire door outer surface is in the relative low temperature state.
The beneficial effects of the utility model are: door structure adopts the modular design of thermal-insulated frame and multi-disc glass, forms
Multi-sealed air heat insulation wall, make the heat in the burner hearth can't produce convection current transmission and conduction transmission, reach the effect that reduces the fire door temperature, has feature energy-conservation and safety, simultaneously, heat-protecting glass adopts the hollow glass of LOW-E film, can reduce the amount of infrared radiation of burner hearth, the heat-protecting glass of not parallel setting can reflect decomposition again with infrared radiation light again, reduce the photothermal amount of penetrating of fire door, and outer shoe lid stainless steel heat sink on glass has then further reduced the temperature on fire door surface, effectively prevents from scalding the user.
Description of drawings
Fig. 1 is that fire door of the present utility model is used schematic diagram.
Fig. 2 is the horizontal cross-sectional schematic of a kind of door structure of the present utility model.
Fig. 3 is the vertical cross-sectional schematic of the door structure of Fig. 2.
Fig. 4 is door structure exploded perspective view of the present utility model.
Fig. 5 is the inside casing structure for amplifying schematic diagram among Fig. 4.
Fig. 6 is the horizontal cross-sectional schematic of the another kind of structure of the utility model.
1. inside casings among the figure, 2. thermal-insulated frame, 3. electric oven casing, 4. hinge, 5. interior glass, 6. outer glass, 7. handle, 8. heat-protecting glass I, 9. heat-protecting glass II, 10. glass supporter I, 11. glass supporter II, 12. glazing beads, 13. glass preform, 14. weather strips, 15. fixed legs, 16. heat sink, 17. glass mount.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: a kind of electric oven door structure with the insulated wall technology of present embodiment 1, as Fig. 1,
Fig. 2 and shown in Figure 3 comprises
Doorframe, be three-back-shaped frame construction, the fixing of fire door glass is provided, the inside casing 1 and the thermal-insulated frame 2 that arrange before and after comprising, thermal-insulated frame is located at the doorframe rear portion near open front one side of electric oven casing 3 and is installed on the inside casing, along hinge 4 is installed, doorframe is hinged by hinge and the open front of electric oven casing under the doorframe, and fire door glass is comprised of interior glass 5, outer glass 6 and two blocks of heat-protecting glasses;
Interior glass is tempered glass, is installed in the thermal-insulated frame rear portion, directly faces the burner hearth of electric oven;
Outer glass is tempered glass, is installed in the front portion of inside casing, and outer glass and interior glass be arranged in parallel, forms the fire door inner chamber between the inside and outside glass, and heat-protecting glass is installed in the fire door inner chamber;
Heat-protecting glass, be LOW-E film hollow glass, comprise heat-protecting glass I 8 and heat-protecting glass II 9, be arranged in the fire door inner chamber, heat-protecting glass is parallel to interior glass, between two blocks of heat-protecting glasses and and interior glass, outer glass between the space form the air heat insulation wall of triple sealings;
As shown in Figure 4, thermal-insulated frame is that the cold drawing punching press forms, the cold drawing surface coverage has the enamel layer, the moulding cross section of thermal-insulated frame is stepped, heat-protecting glass I and interior glass are arranged in order from front to back and are placed in the corresponding ladder, are designed with glass supporter II 10 between the edge, the left and right sides of heat-protecting glass I and the edge, the left and right sides of interior glass;
As shown in Figure 5, inside casing is aluminium die-casting spare, the inboard, moulding cross section of inside casing is stepped, the sidewall junction of inside casing and thermal-insulated frame is equipped with the weather strip 14 of annular, the respective steps of weather strip and inside casing is coincide, the upper lower edge of inside casing is designed with respectively the fixed leg 15 of two row's differing heights, the different heat-protecting glass of the corresponding installation of fixed leg, the fixed leg tip designs has screw, the front surface of heat-protecting glass II is equipped with three glass preforms 13, one end of glass preform is fixed on the inside casing by the fixed leg of inside casing, the other end compresses the heat-protecting glass II and the heat-protecting glass II is fitted on the thermal-insulated frame, between heat-protecting glass I and heat-protecting glass II, be designed with glass supporter I 11 in order to position fixing to two blocks of heat-protecting glasses, on the front surface of heat-protecting glass I, the lower edge is equipped with two glazing beads 12, one end of glazing bead is fixed on the inside casing by the fixed leg of inside casing, and the other end compresses the heat-protecting glass I and the heat-protecting glass I is fitted on the inside casing; Joint place at interior glass, heat-protecting glass II and thermal-insulated frame scribbles fluid sealant, also scribbles fluid sealant in the joint place of heat-protecting glass I and inside casing;
Handle 7 is installed in outer on glass, edge, the left and right sides and outer glass that the fixed screw of handle passes inside casing are fixed on handle and outer glass on the inside casing, the lower edge of inside casing is equipped with glass mount 17, glass mount is L-type, the bottom surface of glass mount is fixed on the inside casing, the vertical plane of glass mount has some apertures, the lower edge of outer glass is bonded on the vertical plane of glass mount, the edge is equipped with heat sink 16 under the front surface of glass outside, heat sink is bonded in the lower to upper of outer glass, and heat sink is that stainless steel material is made.
Embodiment 2: a kind of electric oven door structure with the insulated wall technology of present embodiment 2, comprise doorframe, inside and outside glass and two blocks of heat-protecting glasses, as shown in Figure 6, the plane of two blocks of heat-protecting glasses is not parallel shape, the plane of heat-protecting glass I and the planar design of outer glass have 5 ° angle, the plane of heat-protecting glass II and the plane of interior glass also are designed with 5 ° angle, the other parts of present embodiment 2 all with the appropriate section of embodiment 1 roughly the same, this paper repeats no more.
More than explanation is not that the utility model has been done restriction; the utility model also is not limited only to giving an example of above-mentioned explanation; the variation that those skilled in the art make in essential scope of the present utility model, retrofit, increase or replace, all should be considered as protection domain of the present utility model.
Claims (10)
1. electric oven door structure with the insulated wall technology, it is characterized in that: described door structure comprises
Doorframe is three-back-shaped frame construction, provides the fixing of fire door glass, the inside casing that arranges before and after comprising
(1) and thermal-insulated frame (2), described thermal-insulated frame is located at the doorframe rear portion near electric oven casing (3)
Open front one side also is installed on the inside casing, and along being provided with hinge (4), doorframe passes through under the doorframe
Hinge and the open front of electric oven casing are hinged, and described fire door glass is by interior glass (5), outer
Glass (6) and some heat-protecting glasses form, and doorframe is provided with handle (7);
Interior glass is tempered glass, is installed in the thermal-insulated frame rear portion, directly in the face of the electric oven burner hearth;
Outer glass is tempered glass, is installed in the front portion of inside casing, and described outer glass and described interior glass are flat
Row arranges, and forms the fire door inner chamber between the inside and outside glass, and described heat-protecting glass is located in the described fire door inner chamber;
Heat-protecting glass is arranged in the described fire door inner chamber, heat-protecting glass reaches each other and interior glass, outer glass between the space form the insulated wall of some sealings.
2. a kind of electric oven door structure with the insulated wall technology according to claim 1, it is characterized in that: described heat-protecting glass is two, the heat-protecting glass I (8) and the heat-protecting glass II (9) that arrange before and after comprising, described heat-protecting glass I and heat-protecting glass II are LOW-E film hollow glass.
3. a kind of electric oven door structure with the insulated wall technology according to claim 1, it is characterized in that: the moulding cross section of described thermal-insulated frame (2) is stepped, described heat-protecting glass II (9) and interior glass (5) are successively set in the corresponding ladder from front to back, are provided with glass supporter II (10) between the edge, the left and right sides of heat-protecting glass II and the edge, the left and right sides of interior glass.
4. according to claim 1 or 3 described a kind of electric oven door structures with the insulated wall technology, it is characterized in that: described thermal-insulated frame (2) is that the cold drawing punching press forms, and described cold drawing surface coverage has the enamel layer.
5. according to claim 1, it is characterized in that: the inboard, moulding cross section of described inside casing (1) is stepped, the sidewall junction of inside casing and thermal-insulated frame (2) is provided with the weather strip (14) of annular, the respective steps of described weather strip and inside casing is coincide, the lower edge is respectively equipped with the fixed leg (15) of two row's differing heights on the inside casing, the different heat-protecting glass of the corresponding installation of described fixed leg, the fixed leg top is provided with screw, the front surface of described heat-protecting glass II (9) is provided with some glass preforms (13), one end of described glass preform is fixed on the inside casing by the fixed leg of inside casing, the other end compresses the heat-protecting glass II and the heat-protecting glass II is fitted on the thermal-insulated frame, between heat-protecting glass I (8) and heat-protecting glass II, be provided with glass supporter I (10), the upper lower edge of heat-protecting glass I front surface is provided with some glazing beads (12), one end of described glazing bead is fixed on the inside casing by the fixed leg of inside casing, and the other end compresses the heat-protecting glass I and the heat-protecting glass I is fitted on the inside casing.
6. a kind of electric oven door structure with the insulated wall technology according to claim 1 or 5, it is characterized in that: described inside casing (1) is aluminum alloy die casting.
7. according to claim 1 and 2 or 3 or 5 described a kind of electric oven door structures with the insulated wall technology, it is characterized in that: described interior glass (5), heat-protecting glass II (9) all scribble fluid sealant with the joint place of described thermal-insulated frame (2), and described heat-protecting glass I (8) scribbles fluid sealant with the joint place of described inside casing (1).
8. a kind of electric oven door structure with the insulated wall technology according to claim 1, it is characterized in that: the edge is provided with heat sink (16) under the front surface of described outer glass (6), described heat sink is bonded in the lower to upper of outer glass, and heat sink is that stainless steel material is made.
9. a kind of electric oven door structure with the insulated wall technology according to claim 1, it is characterized in that: described handle (7) is located on the outer glass (6), edge, the left and right sides and outer glass that the fixed screw of handle passes described inside casing (1) are fixed on handle and outer glass on the inside casing, the lower edge of inside casing is provided with glass mount (17), described glass mount is L-type, the bottom surface of glass mount is fixed on the inside casing, the vertical plane of glass mount has some apertures, and the lower edge of outer glass is bonded on the vertical plane of glass mount.
10. a kind of electric oven door structure with the insulated wall technology according to claim 1, it is characterized in that: the plane of the plane of described heat-protecting glass I (8) and outer glass (6) is provided with an angle, the plane of the plane of described heat-protecting glass II (9) and interior glass (5) is provided with an angle, also forms an angle between heat-protecting glass I and the heat-protecting glass II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220361917 CN202832111U (en) | 2012-07-25 | 2012-07-25 | Furnace door structure with heat insulation wall technology for electric oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220361917 CN202832111U (en) | 2012-07-25 | 2012-07-25 | Furnace door structure with heat insulation wall technology for electric oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202832111U true CN202832111U (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220361917 Expired - Lifetime CN202832111U (en) | 2012-07-25 | 2012-07-25 | Furnace door structure with heat insulation wall technology for electric oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202832111U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808568A (en) * | 2012-07-25 | 2012-12-05 | 杭州老板电器股份有限公司 | Electric oven furnace door structure with heat-insulating wall technology |
| CN103784029A (en) * | 2014-01-21 | 2014-05-14 | 广东美的厨房电器制造有限公司 | Oven |
| CN104223968A (en) * | 2014-09-29 | 2014-12-24 | 东莞市金河田实业有限公司 | Household electric oven with good heat insulation property |
-
2012
- 2012-07-25 CN CN 201220361917 patent/CN202832111U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102808568A (en) * | 2012-07-25 | 2012-12-05 | 杭州老板电器股份有限公司 | Electric oven furnace door structure with heat-insulating wall technology |
| CN102808568B (en) * | 2012-07-25 | 2014-10-08 | 杭州老板电器股份有限公司 | Electric oven furnace door structure with heat-insulating wall technology |
| CN103784029A (en) * | 2014-01-21 | 2014-05-14 | 广东美的厨房电器制造有限公司 | Oven |
| CN104223968A (en) * | 2014-09-29 | 2014-12-24 | 东莞市金河田实业有限公司 | Household electric oven with good heat insulation property |
| CN104223968B (en) * | 2014-09-29 | 2016-11-30 | 东莞市金河田实业有限公司 | A kind of Domestic electric oven with good heat-proof quality |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
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| CX01 | Expiry of patent term |