CN210989801U - Back plate component structure and electric heating kitchen ware - Google Patents
Back plate component structure and electric heating kitchen ware Download PDFInfo
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- CN210989801U CN210989801U CN201921614604.XU CN201921614604U CN210989801U CN 210989801 U CN210989801 U CN 210989801U CN 201921614604 U CN201921614604 U CN 201921614604U CN 210989801 U CN210989801 U CN 210989801U
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- back plate
- power panel
- panel bracket
- cooling fan
- cold air
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- 238000005485 electric heating Methods 0.000 title claims abstract description 17
- 238000001816 cooling Methods 0.000 claims abstract description 43
- 238000007599 discharging Methods 0.000 claims abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model discloses a about back plate subassembly structure, electric heat kitchen utensils and appliances, it is installed at the rear portion of electric heat kitchen utensils and appliances for cooling power supply module, this back plate subassembly structure includes: the power panel bracket is arranged at the rear part of the electric heating kitchen ware; the cooling fan is arranged at one end of the power panel bracket; the rear plate and the power panel bracket enclose a cold air chamber; and the cooling fan is used for sucking external normal-temperature air from one end of the cold air chamber at an accelerated speed and discharging the air from the other end of the cold air chamber. The technical scheme of the present disclosure forms a convective cooling air duct system, which has a high-efficiency cooling effect, greatly reduces the risk of possible failure of the electronic board, and improves the reliability and the service life of the electronic device.
Description
Technical Field
The utility model discloses a back plate subassembly technical field especially relates to back plate subassembly structure, electric heat kitchen utensils and appliances.
Background
At present, the electric oven of more and more popular vertical structure on the market, evaporate oven product, the distance of box to shell is very little, consequently, need assemble the power strip at the rear portion of machine, when the user cooks food, hot-blast convection function especially, the heating tube heat can direct heat radiation on the power strip at rear portion, relevant electronic components temperature has directly been influenced, thereby arouse the risk of automatically controlled inefficacy, the design one kind has efficient cooling effect, reduce the risk that the electronic plate probably appears inefficacy widely, improve the back plate subassembly of electronic device's reliability life and be the problem of awaiting urgent need to solve.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems existing in the related art, the embodiment of the utility model provides a back plate assembly structure and an electric heating kitchen ware. The technical scheme is as follows:
according to the utility model discloses a first aspect of embodiment provides back plate subassembly structure, and it is installed at the rear portion of electric heat kitchen utensils and appliances for cooling power supply module, this back plate subassembly structure includes:
the power panel bracket is arranged at the rear part of the electric heating kitchen ware;
the cooling fan is arranged at one end of the power panel bracket;
the rear plate and the power panel bracket enclose a cold air chamber;
and the cooling fan is used for sucking external normal-temperature air from one end of the cold air chamber at an accelerated speed and discharging the air from the other end of the cold air chamber.
In one embodiment, the back plate assembly structure further comprises a hot air motor assembly and a hot air fixing plate for fixing the hot air motor assembly.
In one embodiment, one side of the hot air fixing plate for mounting the hot air motor assembly is a first surface close to the surface of the inner cavity of the electric heating kitchen ware; one side of the hot air fixing plate, which is far away from the inner cavity of the electric heating kitchen ware, is a second surface.
In one embodiment, the power panel bracket is arranged on the second surface of the hot air fixing plate.
In one embodiment, a power panel is arranged on the same side of a power panel bracket for mounting the cooling fan, and the surface of the air outlet end of the cooling fan is slightly higher than the surface of the electronic element of the power panel.
In one embodiment, the power panel bracket is provided with a mounting plate for fixing the air outlet end of the cooling fan.
In one embodiment, when the cooling fan is started, the cooling fan sucks normal-temperature air into the cold air chamber at an accelerated speed, and the cold air flows across the surface of the power supply board and then is subjected to heat exchange to discharge hot air out of the cold air chamber.
In one embodiment, the distance between the power panel bracket and the rear panel is limited by a limiting support frame, so that the cavity capacity of the cold air chamber formed between the power panel bracket and the rear panel is maintained.
In one embodiment, the rear plate is formed with an air inlet hole group for inlet air and an air outlet hole group for outlet hot air.
According to the utility model discloses a second aspect of embodiment provides an electric heating kitchen ware, including cavity assembly, cavity assembly's the open end in rear portion installs like foretell back plate subassembly structure.
The utility model discloses a technical scheme that embodiment provided can include following beneficial effect:
a cold air chamber is formed between the first back plate and the power panel bracket, so that the temperature rise of electronic components can be effectively reduced, the risk of possible failure of the electronic panel is reduced, and the reliability and the service life of the machine are prolonged;
and the second distance limiting support piece is used for ensuring the air capacity of the cold air chamber formed between the rear plate and the power panel bracket and ensuring that the cold air entering the cold air chamber in unit time can sufficiently take away the generated heat.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.
Fig. 1 is an exploded view of the installation of a back plate assembly structure according to the present invention;
fig. 2 is an exploded view of the installation of the hot air fixing plate and the back plate after the assembly of the hot air fixing plate and the cooling fan;
fig. 3 is a schematic view of cooling air flowing to a rear plate assembly structure according to the present invention;
fig. 4 is an exploded view of the mounting of the back plate assembly structure and the case assembly of the present invention;
reference numerals:
1. back plate assembly structure 2, box body assembly 3 and hot air motor assembly
4. Hot air fixing plate 5, power panel bracket 6 and power panel
7. Cooling fan 8, back plate 9, spacing support piece
10. Air inlet group 11, air outlet group 12 and cold air chamber
13. Mounting plate
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. 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 apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The utility model discloses a technical scheme that provides relates to back plate subassembly structure, electric heat kitchen utensils and appliances, in the correlation technique, the electric oven of more and more popular vertical structure on the market at present, steam the oven product, the box is very little to the distance of shell, consequently need assemble the power strip at the rear portion of machine, when the user cooks food, especially hot-blast convection function, on the power strip at rear portion can direct heat radiation to the heating tube heat, relevant electronic components temperature has directly been influenced to arouse the risk of automatically controlled inefficacy. Based on this, according to the back plate assembly structure provided by the technical scheme of the present disclosure, cold air outside the oven back plate is sucked into the cold air chamber and blows heat on the power supply plate out of the air outlet mesh holes of the back plate, so as to form a convective cooling air duct system, which has an efficient cooling effect, greatly reduces the risk of possible failure of the electronic plate, and improves the reliability and the service life of the electronic device.
Fig. 1 is an exploded view schematically illustrating a back plate assembly structure according to an embodiment of the present disclosure. Referring to fig. 1, a back plate assembly structure, which is installed at the rear of an electric heating cooker for cooling a power supply module, includes: the power panel bracket 5 is arranged at the rear part of the electric heating kitchen ware; the cooling fan 7 is arranged at one end of the power panel bracket 5, and the cooling fan 7 is arranged at the other end of the power panel bracket 5; the rear plate 8 and the power panel bracket 4 enclose a cold air chamber 12; the cooling fan 7 sucks outside normal temperature air from one end of the cold air chamber 12 with higher speed, and discharges the air from the other end of the cold air chamber 12, the cooling fan 7 can be arranged at the left end or the right end of the power panel bracket 4, and the air inlet end of the cooling fan 7 can directly impact the surface of the power panel bracket 4 or have a certain angle, which is not limited in the embodiment.
In an example, as shown in fig. 1, the rear plate assembly structure further includes a hot air motor assembly and a hot air fixing plate 4 for fixing the hot air motor assembly, so as to perform hot air convection heating operation on the food material in the box assembly.
In the technical scheme, one side of the hot air fixing plate 4 for mounting the hot air motor assembly is a first surface close to the surface of an internal cavity of the electric heating kitchen ware; one side of the hot air fixing plate, which is far away from the inner cavity of the electric heating kitchen ware, is a second surface, the power panel bracket 5 is arranged on the second surface of the hot air fixing plate 4, the hot air fixing plate 4 isolates the power panel bracket 5 from the hot air motor assembly, and the heat transfer of heat generated by the hot air motor assembly to the power panel bracket 5 in a working state is reduced in an auxiliary manner.
Preferably, a power panel 6 is arranged on the same side of a power panel bracket 5 on which the cooling fan 7 is installed, the surface of the air outlet end of the cooling fan 7 is slightly higher than the surface of the electronic element of the power panel 6, and external cold air is blown onto the electronic element of the power panel 6 for heat exchange.
Preferably, the power panel bracket 5 is provided with a mounting plate 13 for fixing the air outlet end of the cooling fan 7, so that the relative position of the cooling fan 7 and the power panel bracket 5 is enhanced.
In one embodiment, when the cooling fan 7 is started, the cooling fan 7 accelerates the suction of the normal temperature air into the cold air chamber 12, and the cold air flows across the surface of the power board 6, and then is subjected to heat exchange to discharge the hot air out of the cold air chamber 12.
In one embodiment, the distance between the power panel bracket 5 and the rear panel 8 is limited by a limiting support frame, so as to maintain the cavity capacity of the cold air chamber 12 formed between the power panel bracket 5 and the rear panel 8.
In one embodiment, the rear plate 8 is formed with an air inlet hole set 12 for air inlet and an air outlet hole set 11 for hot air outlet.
In the technical scheme, as shown in fig. 3, the arrow direction is an air flow direction, when cooling is performed, the power panel bracket 5 is combined with the rear panel 8, and a strip-shaped three-dimensional chamber with two ventilated ends, namely a cold air chamber 12, is formed by the air inlet group 10 and the air outlet group 11 of the rear panel, when the cooling fan 7 operates, cold air outside the rear panel of the oven is sucked into the cold air chamber 7 from the air inlet group 10 of the rear panel, then heat radiated onto the power panel by the hot air convection function is blown out from the air outlet group 11 of the rear panel, and cold air outside the oven is continuously circulated and convected inside the rear panel assembly to form a cooling air duct system.
In the technical scheme, the cooling air duct system formed by the air inlet hole group 10, the cold air chamber 7 and the air outlet hole group 11 can effectively reduce the temperature rise of electronic components, reduce the risk of possible failure of an electronic board and prolong the reliability and the service life of the machine.
According to the utility model discloses a second aspect of embodiment, as shown in fig. 4, provides an electric heating kitchen ware, including cavity assembly, cavity assembly 2's the open end in rear portion installs like foretell back plate subassembly structure 1, and back plate subassembly structure 1 can be fixed in cavity assembly 2's rear surface or weld on it through the screw, and this embodiment does not limit to this.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure should be limited only by the attached claims.
Claims (10)
1. A back plate assembly structure mounted at the rear of the electric heating kitchen tool for cooling the power supply assembly, characterized in that the back plate assembly structure comprises:
the power panel bracket is arranged at the rear part of the electric heating kitchen ware;
the cooling fan is arranged at one end of the power panel bracket;
the rear plate and the power panel bracket enclose a cold air chamber;
and the cooling fan is used for sucking external normal-temperature air from one end of the cold air chamber at an accelerated speed and discharging the air from the other end of the cold air chamber.
2. The back plate assembly structure of claim 1, further comprising a hot air motor assembly and a hot air fixing plate for fixing the hot air motor assembly.
3. The back plate assembly structure according to claim 2, wherein one side of the hot air fixing plate for mounting the hot air motor assembly is a first surface close to a surface of an internal cavity of the electric heating kitchen tool; one side of the hot air fixing plate, which is far away from the inner cavity of the electric heating kitchen ware, is a second surface.
4. The back plate assembly structure of claim 1, wherein the power panel bracket is disposed on the second surface of the hot air fixing panel.
5. The back plate assembly structure according to claim 1, wherein a power panel is disposed on the same side of a power panel bracket for mounting the cooling fan, and a surface of an air outlet end of the cooling fan is slightly higher than a surface of an electronic component of the power panel.
6. The back plate assembly structure according to claim 1, wherein a mounting plate for fixing an air outlet end of the cooling fan is arranged on the power panel bracket.
7. The back plate assembly structure according to claim 1, wherein when the cooling fan is started, the cooling fan accelerates the suction of the normal temperature air into the cold air chamber, and the cold air flows across the surface of the power supply board, and then is subjected to heat exchange to discharge the hot air out of the cold air chamber.
8. The back plate assembly structure of claim 1, wherein the distance between the power panel bracket and the back plate is limited by a limiting support frame, so as to maintain the cavity capacity of the cold air chamber formed between the power panel bracket and the back plate.
9. The back plate assembly structure according to any one of claims 1 to 8, wherein the back plate is formed with an air inlet hole group for air inlet and an air outlet hole group for hot air discharge.
10. An electrically heated kitchen appliance comprising a cavity assembly, wherein the rear open end of the cavity assembly is fitted with a back plate assembly arrangement as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921614604.XU CN210989801U (en) | 2019-09-25 | 2019-09-25 | Back plate component structure and electric heating kitchen ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921614604.XU CN210989801U (en) | 2019-09-25 | 2019-09-25 | Back plate component structure and electric heating kitchen ware |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210989801U true CN210989801U (en) | 2020-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921614604.XU Active CN210989801U (en) | 2019-09-25 | 2019-09-25 | Back plate component structure and electric heating kitchen ware |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210989801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114271687A (en) * | 2020-09-27 | 2022-04-05 | 广东美的厨房电器制造有限公司 | Heat radiation fan, bottom plate assembly and cooking utensil |
-
2019
- 2019-09-25 CN CN201921614604.XU patent/CN210989801U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114271687A (en) * | 2020-09-27 | 2022-04-05 | 广东美的厨房电器制造有限公司 | Heat radiation fan, bottom plate assembly and cooking utensil |
| CN114271687B (en) * | 2020-09-27 | 2023-11-17 | 广东美的厨房电器制造有限公司 | Heat radiation fan, bottom plate subassembly and cooking utensil |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 01-04, 1st floor, No.2 Lane 60, Naxian Road, Pudong New Area pilot Free Trade Zone, Shanghai 201203 Patentee after: Chunmi Technology (Shanghai) Co.,Ltd. Address before: Room 01-04, 1st floor, Lane 60, Naxian Road, Pudong New Area, Shanghai, 201203 Patentee before: SHANGHAI CHUNMI ELECTRONICS TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |