CN100532953C - Opening and closing device for microwave oven door - Google Patents
Opening and closing device for microwave oven door Download PDFInfo
- Publication number
- CN100532953C CN100532953C CNB2004100719548A CN200410071954A CN100532953C CN 100532953 C CN100532953 C CN 100532953C CN B2004100719548 A CNB2004100719548 A CN B2004100719548A CN 200410071954 A CN200410071954 A CN 200410071954A CN 100532953 C CN100532953 C CN 100532953C
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- handle
- grip member
- door
- mentioned
- cover portion
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Abstract
The present invention discloses an opening and closing device of microwave door. It includes cover portion, doorknob portion and assembly portion. The cover portion is placed on the door of microwave oven, the doorknob portion includes doorknob component and doorknob assembling component, the doorknob component can be held by user to open or close door, and the doorknob assembling component is combined on the doorknob component, and is used for assembling the doorknob component on the cover portion. The doorknob assembling component includes fixing cylinder, doorknob support, spacer and assembling bolt. Said invention also provides the concrete steps of its assembling method.
Description
Technical field
The invention relates to micro-wave oven, particularly a kind of opening and closing device of door for microwave oven.Be used to open and close the handle portion structure of door for microwave oven by simplification, can be installed in opening and closing device for microwave oven door more easily the place ahead of door for microwave oven.
Background technology
Micro-wave oven be a kind of be the energy with the electric energy, produce microwave, the cooking equipment of cooking or utilize heater to cook.Micro-wave oven is mainly used in cooking food or thawed foodstuff, is suitable for directly utilizing food material to cook or heats instant food etc. simply.
Here, omit the explanation of common microwave stove structure.Fig. 1 is the door of conventional microwave oven and the decomposing schematic representation of handle portion.Fig. 2 is the handle portion bonding state sectional drawing of Fig. 1.As shown in the figure, the door handle 20 of conventional art is combined on the glass plate 10, and glass plate 10 is arranged on the front of door for microwave oven.Why using glass plate 10 to form the front of micro-wave ovens, is because consider the apparent aesthetic feeling of micro-wave oven.If on glass plate 10,, then have hidden danger because of the internal heat breakage in conjunction with the door handle of synthetic resin material.Therefore, use the door handle of stainless steel and other metal materials usually.
Below, with reference to Fig. 1, Fig. 2 the structure of door handle 20 is described.The door handle 20 of conventional art comprises handle portion 21 and separator 22.Handle portion 21 is made by stainless steel tube.Separator 22 is arranged between handle portion 21 and the glass plate 10.
The position that above-mentioned handle portion 21 persons of being to use hold when opening door for microwave oven has round tube shape.The two sides of handle portion 21 are inwardly inserting fixed part 24.Press the above-below direction on the drawing, be formed with assembly hole 24a on the fixed part 24.On the inner peripheral surface of assembly hole 24a, be formed with screw thread, can combine with screw S.In addition, be formed with grip hole 21a on the handle portion 21.The assembly hole 24a of fixed part 24 that is inserted in handle portion 21 ends by grip hole 21a to exposing outside.
In addition, separator 22 is formed with the through hole 22H by length direction processing.Separator 22 is arranged between glass plate 10 and the handle portion 21, can allow handle portion 21 spaced apart forward from the front of glass plate 10.Thereby the user can hold handle portion 21 easily.It is a kind of glass plate 10 and handle portion 21 structure spaced apart that above-mentioned separator 22 is actually.
In addition, glass plate 10 is provided with glass orifice 12.The assembly hole 24a of glass orifice 12 and door handle 20 and the through hole 22H of separator 22 are corresponding, can allow screw S run through.
The rearward end of above-mentioned glass plate 10 is fixed with support 30, is with pad W on the support 30.Pad W1 plays cushioning effect, prevents that the assembling force of screw S from directly passing to face glass.In addition, the outside of support 30, the position corresponding with screw S is with pad W2.Under the effect of pad W2, can further improve the fastening force of the screw assembling that is assembled on the support 30.
Form respectively by through hole H1, H2, the H30 that can allow screw S run through on above-mentioned each pad W1, W2 and the support 30.
Fig. 2 utilizes screw S to assemble the assembled state schematic diagram of each inscape.Its assembling process is as follows.At first fixed part 24 is inserted in the both side ends of door handle 20, adjusts the relative position of separator 22 and door handle 20, the assembly hole 24a of alignment fixed part 24 and the through hole 22H of separator 22.Then, align again glass orifice 12, assembly hole 24a and the through hole 22H of glass plate 10.With being with pad W1, the screw S of W2 and support 30 runs through above-mentioned each hole, assembles then.
By said process, door handle 20 is arranged on the glass plate 10.But, in the above-mentioned assembling process, allow separator 22 and cylindric door handle 20 sides keep under the tight state of contact they being shifted to glass plate 10.In addition, in order to run through screw S, in the process of assembly hole 24a, the separator 22 through hole 22H of alignment fixed part and the glass orifice 12 of glass plate 10, occur separator 22 sometimes and stagger, the problem that staggers mutually between each hole from door handle 20.In addition, under the state of align above-mentioned through hole 22H, assembly hole 24a and glass orifice 12, when inserting screw S, the phenomenon that separator 22 breaks away from from door handle 20 appears sometimes.
In a word,, be fixed on operation on the glass plate 10 by screw S the door handle 20 that does not interfix, fixed part 24 and separator 22, not light.In addition, screw S neither assemble individually, but be with can cover glass plate 10 various pad W1, W2 and support 30, its each other in conjunction with can be complicated more.Above-mentioned 8 phases parts independently, assemble simultaneously, might cause wasting the activity duration, reduce operating efficiency.
Summary of the invention
Technical problem to be solved by this invention is, a kind of opening and closing device of door for microwave oven is provided, and its purpose is for installing door handle more easily on door for microwave oven.
To achieve these goals, the technical solution used in the present invention is: the opening and closing device of door for microwave oven comprises cover portion, handle portion, assembled portion is formed, cover portion is arranged on the door of micro-wave oven, handle portion comprises grip member and handle assembling parts, grip member is used for holding for the user when shutter door, the handle assembling parts is combined on the grip member, be used for above-mentioned grip member is assembled in cover portion, it is characterized in that, the handle assembling parts comprises stationary cylinder, handle brackets, isolating pad, erection bolt forms, stationary cylinder inserts the inside at grip member, handle brackets is combined closely at the grip member lateral surface, isolating pad is combined on the handle brackets, portion directly contacts with cover, erection bolt runs through stationary cylinder, handle brackets, and isolating pad, above-mentioned handle brackets is fixed on the grip member, the handle assembling parts is installed in above-mentioned grip member in the cover portion.
Above-mentioned isolating pad comprises slotting body, flange, plug, isolating pad through hole, slotting body is inserted into the inside of handle brackets, isolating pad is on handle brackets, plug is inserted in the cover portion through hole of cover portion, the isolating pad through hole can allow erection bolt run through, flange is integrally formed in above-mentioned slotting body, and outwards outstanding from the outer circumference surface of inserting body.
The soft material manufacturing of above-mentioned isolating pad.
In sum, the present invention has following effect: stationary cylinder is inserted in the inside at grip member, forms the hold-down nut screw thread in stationary cylinder, and after the alignment of the support nut thread of hold-down nut screw thread and handle brackets inside, assembles with erection bolt.Obtain the handle portion of single part formula by said method after, it is combined in cover portion, can carries out the handle portion assembling on the door for microwave oven more easily.Device for opening/closing door of the present invention with said structure when the handle portion of door is installed in the cover portion in door for microwave oven the place ahead, can be installed more easily.
Description of drawings
Fig. 1 is that the handle portion of conventional microwave oven decomposes schematic diagram.
Fig. 2 is the sectional drawing of Fig. 1 handle portion bonding state.
Fig. 3 is that the microwave bonnet portion and the handle portion of the embodiment of the invention decomposes schematic diagram.
Fig. 4 is the sectional drawing of handle portion of the present invention.
Fig. 5 is for installing the door for microwave oven schematic diagram of handle portion of the present invention.
Among the figure:
100: handle portion 110: grip member
130: handle assembling parts 131: stationary cylinder
133: handle brackets 135: erection bolt
137: isolating pad 137a: insert body
137b: flange 137c: plug
200: cover portion 210: the cover through hole
300: assembled portion 310: nut part
330: coupling components W: pad
The specific embodiment
Below in conjunction with the drawings and specific embodiments the present invention is described in further detail: Fig. 3 is an opening and closing device for microwave oven door schematic diagram of the present invention.As shown in the figure, device for opening/closing door of the present invention comprises cover portion 200, handle portion 100, assembled portion 300 compositions.Cover portion 200 is arranged on the front of door for microwave oven.Handle portion 100 is combined in cover portion 200, is used for shutter door.Assembled portion 300 is used for above-mentioned handle portion 100 is installed in cover portion 200.
Above-mentioned cover portion 200 is installed in the front of micro-wave oven, forms its front appearance.Cover portion 200 is made by glass, has resistant to elevated temperatures characteristic, and can allow the user observe the inside of micro-wave oven easily.In order to improve the grade, also can be at the lining metal lipping on every side of glass.In addition, the top of cover portion 200 is formed with cover through hole 210, so that allow handle portion 100 insert wherein assembled 300 assembling in back.
Above-mentioned handle portion 100 is made up of grip member 110 and handle assembling parts 130.Grip member 110 is used for holding for the user when shutter door.Handle assembling parts 130 is used for above-mentioned grip member 110 is assembled in cover portion 200.
In order to allow the user hold easily, grip member 110 is made by cylindrical tube usually.In order to prevent that grip member 110 from deforming, and adopts metal material usually under the influence of micro-wave oven internal high temperature.Slide when preventing that the user from holding, can form most protruding (not shown)s in the peripheral surface of grip member 110.
Fig. 4 is that the present invention is hand assembling parts 130 schematic diagrames.Handle assembling parts 130 comprises stationary cylinder 131, handle brackets 133 and erection bolt 135.Stationary cylinder 131 is inserted in grip member 110 inside.Handle brackets 133 closely contacts the outside at grip member 110.Erection bolt 135 runs through stationary cylinder 131 and handle brackets 133.
The external diameter of said fixing cylinder 131 is bigger slightly than grip member 110 internal diameters.Stationary cylinder 131 is inserted into the inside of grip member 110 from the end brute force of grip member 110, so can not move about.After inserting stationary cylinder 131, to the inside of stationary cylinder 131, be processed to form hold-down nut screw thread 131a from the outside of grip member 110.
The axis of above-mentioned handle brackets 133 is formed with support nut thread 133a, has cylindrical shape, be used for above-mentioned grip member 110 positive spaced apart from cover portion 200, handle brackets 133 has suitable length, between cover portion 200 and grip member 110, form certain distance, allow user's hand be inserted between the two naturally.Handle brackets 133 is made by heat proof material, can not deform under the influence of micro-wave oven internal temperature.As an embodiment, can make handle brackets 133 with metal material.
Have and the corresponding curve form of grip member 110 curved surfaces with grip member 110 contacted handle brackets 133.That is, the curved surface of handle brackets 133 is depression curved surfaces identical with the curvature of grip member 110 curved surfaces, and both can closely combine.After the side of grip member 110 and handle brackets 133 are combined closely, moving about each other can not taken place, can keep bonding state closely.
Above-mentioned handle brackets 133 is provided with isolating pad 137.Isolating pad 137 can prevent that the handle brackets 133 of metal material is in direct contact with cover portion 200.Isolating pad 137 is made by the material of softness, can prevent the damage of the cover portion 200 that the friction with handle brackets 133 brings.
Above-mentioned isolating pad 137 comprises inserts body 137a, flange 137b, plug 137c.Slotting body 137a is inserted into the inside of above-mentioned handle brackets 133.Flange 137b is integrally formed in above-mentioned slotting body 137a, and outwards outstanding from the outer circumference surface of inserting body 137a.Plug 137c is inserted into the cover portion through hole 210 of cover portion 200.The inside of isolating pad 137 is formed with isolating pad through hole 137d, can hang up isolating pad 137 on handle brackets 133.Isolating pad through hole 137d can allow erection bolt 135 run through.
The whole peripheral surface of above-mentioned assembling screw 135 is formed with bolt thread, can match with hold-down nut screw thread 131a and support nut thread 133a.Above-mentioned erection bolt 135 runs through handle brackets 133 and stationary cylinder 131 is assembled, and above-mentioned handle brackets 133 is assembled on the grip member 110.Run through the erection bolt 135 of handle brackets 133 and stationary cylinder 131, its part is exposed at the outside of handle brackets 133.
Above-mentioned grip member 110 is assembled in the assembled portion 300 of cover portion 200, and its structure as shown in Figure 3.Assembled portion 300 comprises nut part 310 and coupling components 330.Nut part 310 is assembled in from above-mentioned handle brackets 133 outside outstanding erection bolts 135.Coupling components 330 prevents that nut part 310 is in direct contact with above-mentioned cover portion 200 between above-mentioned nut part 310 and cover portion 200.
Above-mentioned nut part 310 with combine by the outstanding erection bolt 135 of cover through hole 210, above-mentioned handle portion 100 is assembled in the above-mentioned cover portion 200.
Above-mentioned coupling components 330 is located between above-mentioned cover portion 200 and the nut part 310, and when being assembled in nut part 310 on the erection bolt 135, the outward appearance that can prevent cover portion 200 is by nut part 310 breakages.In addition, the side of coupling components 330 is formed with connection holes 331, can allow erection bolt 135 run through.Between cover portion 200 and the coupling components 330, and between coupling components 330 and the nut part 310, be with pad W, strengthen their combinations each other.
Below, the mutual assembling process between handle portion 100 with said structure, cover portion 200, the assembled portion 300 is described.Stationary cylinder 131 brute forces are pressed into the inside of grip member 110, run through grip member 110 and stationary cylinder 131 then, form hold-down nut screw thread 131a.Behind the support nut thread 133a of the handle brackets of next aliging 133 inside and the hold-down nut screw thread 131a, assemble, allow handle brackets 133 be combined in tightly on the grip member 110 with erection bolt 135.Then to the insertion main body 137a that inserts isolating pad 137 on the top of hand support 133.
Under this state, the plug 137c of isolating pad 137 is inserted into cover through hole 210, and after being inserted in pad W and coupling components 330 on the erection bolt 135, utilizes nut part 310 to assemble.Can see device for opening/closing door among Fig. 5 by the said process assembling.
If application person is the personnel with industry ABC, then can in technological thought scope of the present invention, carry out a lot of distortion.Such as, can allow the side packaged unit extend to the position of stationary cylinder, it is used as the substitute of stationary cylinder.That is, in extending to the side packaged unit at stationary cylinder position, behind the formation hold-down nut screw thread, assemble above-mentioned erection bolt.
Claims (3)
1. the opening and closing device of a door for microwave oven, comprise cover portion, handle portion, assembled portion is formed, cover portion is arranged on the door of micro-wave oven, handle portion comprises grip member and handle assembling parts, grip member is used for holding for the user when shutter door, the handle assembling parts is combined on the grip member, be used for above-mentioned grip member is assembled in cover portion, it is characterized in that, the handle assembling parts comprises stationary cylinder, handle brackets, isolating pad, erection bolt forms, stationary cylinder inserts the inside at grip member, and handle brackets is combined closely at the grip member lateral surface, and isolating pad is combined on the handle brackets, portion directly contacts with cover, erection bolt runs through stationary cylinder, handle brackets, and isolating pad, above-mentioned handle brackets is fixed on the grip member, the handle assembling parts is installed in above-mentioned grip member in the cover portion.
2. the opening and closing device of door for microwave oven according to claim 1, it is characterized in that, above-mentioned isolating pad comprises slotting body, flange, plug, isolating pad through hole, slotting body is inserted into the inside of handle brackets, isolating pad is on handle brackets, and plug is inserted in the cover portion through hole of cover portion, and the isolating pad through hole can allow erection bolt run through, flange is integrally formed in above-mentioned slotting body, and outwards outstanding from the outer circumference surface of inserting body.
3. the opening and closing device of door for microwave oven according to claim 1 is characterized in that, the soft material manufacturing of above-mentioned isolating pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100719548A CN100532953C (en) | 2004-09-20 | 2004-09-20 | Opening and closing device for microwave oven door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100719548A CN100532953C (en) | 2004-09-20 | 2004-09-20 | Opening and closing device for microwave oven door |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1752573A CN1752573A (en) | 2006-03-29 |
| CN100532953C true CN100532953C (en) | 2009-08-26 |
Family
ID=36679529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100719548A Expired - Fee Related CN100532953C (en) | 2004-09-20 | 2004-09-20 | Opening and closing device for microwave oven door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100532953C (en) |
-
2004
- 2004-09-20 CN CNB2004100719548A patent/CN100532953C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1752573A (en) | 2006-03-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20100920 |