CN1752561A - Grounding structure for control panel assembly of microwave oven - Google Patents
Grounding structure for control panel assembly of microwave oven Download PDFInfo
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- CN1752561A CN1752561A CN 200410071965 CN200410071965A CN1752561A CN 1752561 A CN1752561 A CN 1752561A CN 200410071965 CN200410071965 CN 200410071965 CN 200410071965 A CN200410071965 A CN 200410071965A CN 1752561 A CN1752561 A CN 1752561A
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- control panel
- panel assembly
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- microwave oven
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Abstract
The present invention discloses a grounding structure of control panel component of microwave oven. It includes control panel component and front support, on the front surface of the control panel component a decorative frame is set and is used for beautifying appearance, on the control panel component a microprocessor is set and is used for controlling operation of microwave oven, the control panel component is placed in the front of front support, and is equipped with grounding component, said grounding component can make the control panel component be grounded on the front support.
Description
Technical field
The present invention relates to a kind of micro-wave oven, particularly relate to a kind of ground structure of control panel assembly of microwave oven.
Background technology
As everyone knows, micro-wave oven is a kind of household electrical appliance that utilize electric energy to produce microwave by magnetron and microwave irradiation is carried out cooking food on food.According to the difference of its user mode, micro-wave oven can be divided into usually: two types of common microwave stove and ventilating hood-type microwave ovens; Common microwave stove uses above being placed on kitchen cabinet in the kitchen usually; The ventilating hood-type microwave oven operated by rotary motion not only can be used for cooking food on the wall above the gas burner, also have the effect of the ventilating fan of gas burner.The opening and closing structure of the fire door of micro-wave oven has two kinds: a kind of is side open and close type door structure, and another kind is an open and close type door structure up and down.
Below with reference to Fig. 1 existing common microwave stove is illustrated:
As shown in Figure 1, micro-wave oven comprises: barbecue chamber assembly 10, shell 20, fire door 30; The effect of described barbecue chamber assembly 10 provides cooking space; Described shell 20 is enclosed in the outside of barbecue chamber assembly 10, forms the outward appearance of micro-wave oven; Described fire door 30 can open and close the front openings of barbecue chamber assembly 10 selectively.
Described barbecue chamber assembly 10 comprises: barbecue chamber 11 and electric control chamber; Described barbecue chamber 11 is used for placing food to be cooked; Described electric control chamber is arranged on the top and the side in barbecue chamber 11, and inside is provided with various electronic units, and described each electronic unit is used for controlling the duty in barbecue chamber 11.
The bottom in described barbecue chamber 11 can be moved, so that make food obtain uniform heating; Described moving comprises rotation and move left and right.When food volume to be cooked was big, the bottom in described barbecue chamber 11 was adopted the move left and right mode usually; In addition, be formed with a plurality of steam vent (not shown)s on the sidewall in described barbecue chamber 11, steam vent is used for discharging the steam of barbecue 11 inside, chamber.
Described electric control chamber is made of main electric control chamber 13a and secondary electric control chamber 13b; Described main electric control chamber 13a is formed on the right side side in barbecue chamber 11; Described secondary electric control chamber 13b is formed on the top in barbecue chamber 11.Be provided with magnetron (not shown), waveguide pipe (not shown), high-tension transformer (not shown) and high-voltage capacitor device (not shown) among the described main electric control chamber 13a; The effect of described magnetron is to produce microwave; The microwave guiding barbecue chamber 11 that described waveguide pipe produces magnetron; Described high-tension transformer and high-voltage capacitor are used for producing high voltage, for magnetron provides power supply.Also be provided with fan motor assembly among the described main electric control chamber 13a, be used for cooling off parts and discharge steams such as magnetron, high-tension transformer and high-voltage capacitor.Described secondary electric control chamber 13b inside is provided with dividing plate 50, and dividing plate 50 is used for dividing its inner space, is fixed with board unit 55 on the dividing plate 50.
The front in described main electric control chamber 13a, secondary electric control chamber 13b and barbecue chamber 11 is provided with front panel 15, is formed with locked groove 15a and hinged groove 15b on the front panel 15; Described locked groove 15a is used for opening and closing selectively fire door 30; Described hinged groove 15b is used for installing fire door 30; The top of described front panel 15 is combined with fore-stock 16, and the front of fore-stock 16 is provided with control panel assembly 40, and control panel assembly 40 is used for controlling and showing the duty of roasting chamber 11.
The back side in described barbecue chamber 11 is provided with backplate 17, and the bottom surface in barbecue chamber 11 is provided with bottom panel 19; The major function of described front panel 15, backplate 17 and bottom panel 19 is protection barbecue chamber assemblies 10, and barbecue chamber assembly 10 is carried out the major function of micro-wave oven, therefore, and the invasion that protect barbecue chamber assembly 10 to avoid from external impact and foreign matter.For this reason, described front panel 15, backplate 17 and bottom panel 19 all adopt metallic plate to make.
Below with reference to Fig. 2 control panel assembly 40 is illustrated in further detail:
Described control panel assembly 40 comprises: escutcheon 41, control panel glass 43, control panel support 45 and control panel 47; Described escutcheon 41 is the arc that protrudes a little forward; Described control panel glass 43 is arranged on the back side of escutcheon 41; In the front of control panel framework 45, be fixed with control panel glass 43; Described control panel 47 is arranged on the back side of control panel framework 45.
The central part of described escutcheon 41 is formed with an opening 41a, and opening 41a runs through escutcheon 41, thereby comes out by opening 41a in the feasible front that is positioned at the control panel glass 43 at its back side; In order to seem attractive in appearance in appearance, adopt corrosion resistant plate to make escutcheon 41 usually; The central part of described control panel glass 43 is provided with contact witch 44, and this contact witch 44 can allow the user by pressing the input operation order; The both ends, the left and right sides of described control panel 43 are formed with the screw hole 43a that is used for fixing control panel respectively.
But there is following shortcoming in the control panel assembly 40 of above-mentioned micro-wave oven:
Microprocessor on the described control panel 47 is to the highstrung parts of static, when the user touches escutcheon 41, the static that the user carries can conduct on the contact witch 44 that is arranged on escutcheon 41 back sides, and then conduction is to the microprocessor that is connected with contact witch 44, this static can make microprocessor maloperation occur, and the maloperation of microprocessor finally causes the micro-wave oven cisco unity malfunction.
In addition, the static on the escutcheon conducts when microprocessor with keeping, can damage microprocessor, finally causes using the problem of micro-wave oven.
Summary of the invention
Technical problem to be solved by this invention is, overcomes the shortcoming of the control panel assembly 40 of above-mentioned existing common microwave stove, and a kind of ground structure that prevents the static conduction to the control panel assembly of microwave oven of microprocessor is provided.
In order to solve described technical problem, the technical solution used in the present invention is: the ground structure of control panel assembly of microwave oven of the present invention comprises: control panel assembly and fore-stock; The front of described control panel assembly is provided with escutcheon, and the control panel assembly is provided with microprocessor; Described escutcheon is used for beautifying the outward appearance of micro-wave oven; Described microprocessor is used for controlling the operation of micro-wave oven; Described control panel assembly is arranged on the front of fore-stock; Described control panel assembly is provided with grounded parts, this grounded parts with control panel assembly ground connection on fore-stock.
The back side of described control panel assembly is provided with the control panel support, and the effect of control panel support is that the control panel assembly is fixed on the fore-stock; Described grounded parts is arranged on a side of control panel support.
Described grounded parts is a grounded bracket; Described grounded bracket comprises: downside stiff end, upside stiff end and flank; Described downside stiff end is fixed on the bottom surface of control panel support; Described upside stiff end is fixed on the fore-stock; Described flank extends from the end of downside stiff end, is connected with escutcheon.
Described grounded bracket is connected with fore-stock with escutcheon respectively.
Described grounded bracket is by metal material system.
Beneficial effect of the present invention is: by grounded bracket the control panel assembly is arranged on the fore-stock, when producing static on the escutcheon, can guide static into fore-stock by grounded bracket, thereby prevent that static from making the infringement of microprocessor to the control panel assembly, microprocessor in the control panel assembly is more stably worked, increased the reliability of micro-wave oven.
Description of drawings
Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of existing common microwave stove;
Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of existing control panel assembly of microwave oven;
Fig. 3 is the structure schematic diagram of control panel assembly of microwave oven of the present invention;
Fig. 4 is provided with view for grounded bracket in the ground structure of control panel assembly of microwave oven of the present invention;
Fig. 5 is the view that is provided with of fore-stock in the ground structure of control panel assembly of microwave oven of the present invention.
Among the figure:
100: control panel assembly 110: escutcheon
150: control panel support 151: framework
153: support end 170: control panel
200: fore-stock 210: edge part
210a: assembly hole 211: assembling end
213: passage 230: spatial portion
300: grounded bracket 310: support portion
330: downside stiff end 350: the upside stiff end
390: flank
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail:
Fig. 3 is the structure schematic diagram of control panel assembly of microwave oven of the present invention.
As shown in Figure 3, adopt the control panel assembly 100 of the ground structure of control panel assembly of microwave oven of the present invention to comprise: to be arranged on its positive escutcheon 110, control panel glass (not shown), to be arranged on the control panel support 150 of its back and to be arranged on the control panel 170 at the back side of control panel support 150; Described control panel 170 is provided with microprocessor; The left and right sides, top of the framework 151 of described control panel support 150 is formed with a top fixed hook 151a respectively, and the left and right sides, top is formed with a bottom fixed hook 151b respectively; Described top fixed hook 151a and bottom fixed hook 151b protrude backward from the back side of control panel support 150 respectively, are used for control panel support 150 is fixed on the front panel 200.
One end of the bottom of described framework 151 is formed with support end 153, and support end 153 protrudes certain-length backward from the back side of control panel support 150, and the protrusion degree of its end and framework 151 is corresponding; The end face of described support end 153 is provided with grounded bracket 300.
Described grounded bracket 300 comprises: support portion 310, downside stiff end 330 and upside stiff end 350; Described support portion 310 is fixed on the end face of support end 153; 310 lower end is bent to form to control panel support 150 directions described downside stiff end 330 from the support portion; 310 upper end is bent to form described upside stiff end 350 backward from the support portion; One side of described downside stiff end 330 is formed with the depressed part 370 to lower recess, and the end of depressed part 370 is formed with the upwards flank 390 of bending; In addition, be formed with assembly hole 330a and 350a respectively on described downside stiff end 330 and the upside stiff end 350; Described grounded bracket 300 is a repeatedly support of bending shape, is made by the conductor material that can conduct electricity, and preferably makes with sheet metal.
Below with reference to Fig. 4 the process that grounded bracket 300 is arranged on control panel support 150 back sides is illustrated:
As shown in Figure 4, the back side of described control panel support 150 is formed with support end protruding upward 153, and the end face of support end 153 is provided with grounded bracket 300.The process that grounded bracket 300 is arranged on control panel support 150 back sides is: at first, the support portion 310 of grounded bracket 300 is placed on the end face of support end 153, and the downside stiff end 330 that makes grounded bracket 300 is towards the bottom surface of the framework 151 of control panel support 150, and the upside stiff end 350 that makes grounded bracket 300 is towards the top; Then, with the space between flank 390 insertion control panel supports 150 and the escutcheon 110; Then, by the assembly hole 330a on the downside stiff end 330, grounded bracket 300 is fixed on the back side of control panel support 150 with screw.In said process, behind the space that flank 390 is inserted between control panel support 150 and the escutcheon 110, the back side of escutcheon 110 can contact at flank 390.
In addition, the control panel assembly 100 that is provided with grounded bracket 300 is arranged on the fore-stock 200.
Below with reference to Fig. 5 the structure of fore-stock 200 is described in detail:
As shown in Figure 5, described fore-stock 200 comprises: edge part 210 and spatial portion 230; Described edge part 210 is respectively formed at edge up and down; Described spatial portion 230 is groove shapes, is formed between two edge parts 210; One end of described lower edge portion 210 is formed with assembly hole 210a; Comprise reclinate assembling end 211 on the described upper edge 210, assembling end 211 can combine with the top fixed hook 151a of control panel support 150; The left side of described assembling end 211 is formed with passage 213, and when installing and fixing screw, passage 213 can be used as the insertion passage of instruments such as screw cutter; In addition, a side of described lower edge portion 210 is formed with pocket for the punch head 210b.
Below the process that control panel assembly 100 is arranged on the fore-stock 200 is elaborated:
At first, operator grasps control panel assembly 100 places it in the front of fore-stock 200; At this moment, described control panel support 150 is arranged on control panel assembly 100 rears.In said process, the bottom fixed hook 150b of framework 150 lower ends of control panel support 150 is inserted among the pocket for the punch head 210b of control panel support 150.At this moment, the lower end of described control panel assembly 100 is in the state of frame above fore-stock 200.Then, push the upper end of control panel assembly 100 to fore-stock 200 directions, make the bottom surface of top fixed hook 151a of control panel support 15 hold 211 end faces to slide backward along the assembling of edge part 210, make top fixed hook 151a slip over assembling end 211, be hung in the back side of fore-stock 200 at last.At this moment, the downside stiff end 330 of the grounded bracket 300 of described control panel assembly 100 lower backside is fixed on the bottom surface of control panel support 150, and its upside stiff end 350 is placed on the downside of fore-stock 200 edge parts 210 by frame; Under this state, the upside stiff end 350 of grounded bracket 300 is fixing by the passage 213 of fore-stock 200 with screw, grounded bracket 300 is arranged on the fore-stock 200 securely.
After being arranged on grounded bracket 300 on the fore-stock 200 securely, described escutcheon 110 just is connected on the fore-stock 200 by grounded bracket 300.Like this, when escutcheon 110 produced static, static just conducted to fore-stock 200 by grounded bracket 300, and can not conduct the microprocessor on control panel 170, thereby had prevented the infringement of static to microprocessor.
It is worthy of note that basic fundamental of the present invention is contemplated that:, guide the static that the control panel assembly produces the main body of micro-wave oven into, thereby prevented the infringement of static to microprocessor by increasing ground structure.According to above-mentioned basic fundamental design, those of ordinary skills need not can associate some other specific embodiment through creative work.
Claims (5)
1. the ground structure of a control panel assembly of microwave oven comprises: control panel assembly and fore-stock; The front of described control panel assembly is provided with escutcheon, and the control panel assembly is provided with microprocessor; Described escutcheon is used for beautifying the outward appearance of micro-wave oven; Described microprocessor is used for controlling the operation of micro-wave oven; Described control panel assembly is arranged on the front of fore-stock; It is characterized in that: described control panel assembly (100) is provided with grounded parts, this grounded parts with control panel assembly (100) ground connection on fore-stock (200).
2. the ground structure of control panel assembly of microwave oven according to claim 1, it is characterized in that: the back side of described control panel assembly (100) is provided with control panel support (150), and the effect of control panel support (150) is that control panel assembly (100) is fixed on (200) on the fore-stock; Described grounded parts is arranged on a side of control panel support (150).
3. the ground structure of control panel assembly of microwave oven according to claim 1 and 2, it is characterized in that: described grounded parts is grounded bracket (300); Described grounded bracket (300) comprising: downside stiff end (330), upside stiff end (350) and flank (390); Described downside stiff end (330) is fixed on the bottom surface of control panel support (150); Described upside stiff end (350) is fixed on the fore-stock (200); Described flank (390) extends from the end of downside stiff end (330), is connected with escutcheon (110).
4. the ground structure of control panel assembly of microwave oven according to claim 3, it is characterized in that: described grounded bracket (300) is connected with fore-stock (200) with escutcheon (110) respectively.
5. according to the ground structure of claim 3 or 4 described control panel assembly of microwave oven, it is characterized in that: described grounded bracket (300) is by metal material system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410071965 CN1752561A (en) | 2004-09-20 | 2004-09-20 | Grounding structure for control panel assembly of microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410071965 CN1752561A (en) | 2004-09-20 | 2004-09-20 | Grounding structure for control panel assembly of microwave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1752561A true CN1752561A (en) | 2006-03-29 |
Family
ID=36679517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410071965 Pending CN1752561A (en) | 2004-09-20 | 2004-09-20 | Grounding structure for control panel assembly of microwave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1752561A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213456A (en) * | 2010-04-07 | 2011-10-12 | 乐金电子(天津)电器有限公司 | Novel microwave oven door |
| CN109023849A (en) * | 2018-09-28 | 2018-12-18 | 青岛海尔滚筒洗衣机有限公司 | A kind of control panel and washing machine |
| US11071175B2 (en) | 2017-05-19 | 2021-07-20 | Weber-Stephen Products Llc | Removable electric grill controller with mount |
-
2004
- 2004-09-20 CN CN 200410071965 patent/CN1752561A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213456A (en) * | 2010-04-07 | 2011-10-12 | 乐金电子(天津)电器有限公司 | Novel microwave oven door |
| US11071175B2 (en) | 2017-05-19 | 2021-07-20 | Weber-Stephen Products Llc | Removable electric grill controller with mount |
| AU2020203911B2 (en) * | 2017-05-19 | 2021-08-05 | Weber-Stephen Products Llc | Removable electric grill controller with mount |
| CN109023849A (en) * | 2018-09-28 | 2018-12-18 | 青岛海尔滚筒洗衣机有限公司 | A kind of control panel and washing machine |
| CN109023849B (en) * | 2018-09-28 | 2023-09-15 | 重庆海尔滚筒洗衣机有限公司 | Control panel and washing machine |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |