CN1455171A - Stirring fan mounting structure for microwave oven - Google Patents
Stirring fan mounting structure for microwave oven Download PDFInfo
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- CN1455171A CN1455171A CN 02117501 CN02117501A CN1455171A CN 1455171 A CN1455171 A CN 1455171A CN 02117501 CN02117501 CN 02117501 CN 02117501 A CN02117501 A CN 02117501A CN 1455171 A CN1455171 A CN 1455171A
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- fan
- hole
- sidewall
- mounting structure
- support
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Abstract
The structure of the mixing fan comprises the mixing fan, the heat-insulation enclosure, the sidewall, the bracket and the cover of the fan. The heat-insulation enclosure closes down the circular hole on the middle part of the sidewall so as to form raised fitting room outwardly. The supporting pillar is formed in the up part and the boss is formed in the middle part outside the fitting room. There are the through hole and the screw hole in the middle part of the boss. The mixing fan in the fitting room is installed in the bracket with the through hole in its middle part. The convex post formed on the middle part of the fan cover is inserted into the central through hole in the bracket and the edge of the fan cover is inserted into the fan cover slot in the sidewall of the cooking room. The mixing fan can be hard installed without need of additional bracket providing the features of good stability, easy of use and economy cost
Description
Technical field
The present invention relates to a kind of microwave oven component, particularly relate to a kind of mounting structure of stirring fan of microwave oven.
Background technology
As shown in Figure 1, the end face of existing common microwave stove cooking room 102 is provided with convection heater 104, a sidewall of cooking room 102 is provided with magnetron 106, with in opposite directions sidewall 102 of magnetron 106 ' be provided with agitation fan 112, the effect of agitation fan 112 is microwaves that reflection magnetron 106 produces in the cooking room 102.The mounting structure of agitation fan 112 comprises: agitation fan 112, sidewall 102 ', support 14 ' and fan cover 116; Described sidewall 102 ' on have a recessed tabernacle of circle, form the installation room 114 of agitation fan 112; Described agitation fan 112 be installed in support 14 ' on, support 14 ' central authorities be provided with through hole 14 ' a; Described fan cover 116 central authorities be provided with a cylindrical projection 116 ', projection 116 ' insertion through hole 14 ' a, with fan cover 116 be fixed on support 14 ' on, fan cover 116 is processed by the injection moulding of synthetic resin material, both can protect described agitation fan 112, and can hinder the propagation of microwave again; The outside of described installation room 14 is welded with a fan electromotor carriage 130, fan electromotor 120 is installed on the fan electromotor carriage 130, and make fan electromotor arbor 120 ' pass on the fan electromotor carriage 130 the through hole (not shown) and the through hole (not shown) on the installation room 114 insert support 14 ' through hole 14 ' a in, fan electromotor arbor 120 ' drivings agitation fan 112 is rotated.
In addition, a lagging casing 140 is set in the periphery of described fan electromotor 120, lagging casing 140 be fixed on the sidewall 102 of cooking room 102 ' on.
Below with reference to Fig. 1 the installation process of existing stirring fan mounting structure for microwave oven is illustrated:
At first, the through hole (not shown) on the fan electromotor carriage 130 is aimed at mutually with the through hole (not shown) on installation room 14 sidewalls, fan electromotor carriage 130 is weldingly fixed on the outer surface of sidewall of installation room 14.
Then, make fan electromotor arbor 120 ' pass in succession on the fan electromotor carriage 130 through hole and the through hole on the installation room 14, and make on the installation bracket 120a on screw hole (not shown) and the fan electromotor 120 on the fan electromotor carriage 30 the screw hole (not shown) aim at, with screw fan electromotor 120 is fixed on the fan electromotor carriage 130.
Then, make fan electromotor arbor 120 ' insertion support 14 of being inserted in the cooking room 102 ' through hole 14 ' a in, at this moment fan electromotor arbor 120 ' with support 14 ' interlock; Then, support 14 ' through hole 14 ' a interpolation go into projection on the fan cover 116, and in the groove (not shown) that forms of the marginal edge that makes fan cover 116 be clipped in installation room 14.
Finish after the above-mentioned installation process, fan electromotor arbor 120 ' and projection 116 ' just be inserted in opposite to each other support 14 ' on through hole 14 ' a in, play the effect of agitation fan 112 rotating shafts, make agitation fan 112 fan electromotor arbor 120 ' driving under with support 14 ' on through hole 14 ' a serve as axle rotation, and in rotary course, the microwave that magnetron 106 is sent disperses to reflex in the cooking room 102.
But there is following shortcoming in above-mentioned existing common microwave stove stirring fan mounting structure: when on installation room 14 fan electromotor 120 being installed, need between the two fan electromotor carriage 130 is set, increased manufacturing cost; Also need in addition fan electromotor carriage 130 to be fixed on the installation room 14, make installation process very complicated by the mode of welding.
Summary of the invention
Technical problem to be solved by this invention is, overcome the shortcoming of existing common microwave stove stirring fan mounting structure, a kind of common microwave stove stirring fan mounting structure that need not the fan electromotor carriage is provided, reaches simplified structure, the easy for installation and purpose that reduces cost.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: stirring fan mounting structure for microwave oven: comprising: agitation fan, lagging casing, sidewall, support and fan cover; The middle part of described sidewall has a circular opening, and lagging casing forms an installation room that outwards protrudes with this circular opening sealing, and agitation fan is installed in the installation room; The outer upper of described installation room is formed with a supporting pillar, and the outer middle side part of installation room is formed with a boss, and the middle part of this boss has through hole and screw hole; Described support central authorities have a through hole, and agitation fan is rack-mount; The central part of described fan cover is formed with a projection, and projection inserts and is fixed in the through hole of support central authorities, and the edge of fan cover is inserted in the fan cover groove of the sidewall that is fixed on cooking room.
The top of described supporting pillar is the plane.
The edge of described lagging casing is connected with sidewall by screw.
Described fan cover is processed through injection moulding by the synthetic resin material, be installed on support and the sidewall after, just in time the agitation fan in the installation room is covered completely.
The invention has the beneficial effects as follows: need not to use in addition carriage that the agitation fan of micro-wave oven just can be installed securely, and easy and simple to handle, good stability, saving cost.
Description of drawings
Fig. 1 is the cutaway view that contains the micro-wave oven of common stirring fan mounting structure;
Fig. 2 is the cutaway view that contains the micro-wave oven of the stirring fan mounting structure for microwave oven specific embodiment of the present invention.
Among the figure:
102: cooking room 112: agitation fan
114: installation room 114 ': supporting pillar
114 ": boss 116: fan cover
116 ': projection 120: fan electromotor
120 ': fan electromotor arbor 140: lagging casing
The specific embodiment
Below in conjunction with the drawings and specific embodiments stirring fan mounting structure for microwave oven of the present invention is described in further detail:
As shown in Figure 2, the end face of cooking chamber for microwave oven 102 is provided with convection heater 104, a sidewall of cooking room 102 is provided with magnetron 106, in the cooking room 102 with in opposite directions sidewall 102 of magnetron 106 ' be provided with agitation fan 112, the effect of agitation fan 112 is microwaves that reflection magnetron 106 produces, and agitation fan 112 is driven by fan electromotor 120.
The mounting structure of agitation fan of the present invention comprises: agitation fan 112, lagging casing 140, sidewall 102 ', support 117 and fan cover 116; Described sidewall 102 ' the middle part have a circular opening, lagging casing 140 forms an outwards installation room 114 of protrusion with the sealing of this circular opening, agitation fan 112 is installed in the installation room 114; The supporting pillar 114 that it is the plane that the outer upper of described installation room 114 is formed with a top ', the middle part that the outer middle side part of installation room 114 is formed with a boss 114 "; boss 114 " has through hole (not shown) and screw hole (not shown), supporting pillar 114 ' and boss 114 " effect be to support fan electromotor 120; supporting pillar 114 ' and boss 114 " shape do not limit, as long as can stably hold on fan electromotor 120; Described support 117 central authorities have a through hole 117a, and agitation fan 112 is installed on the support 117; The central part of described fan cover 116 be formed with a projection 116 ', projection 116 ' insertion is fixed in the through hole 117a, and the sidewall 102 that the edge of fan cover 116 is inserted be fixed on cooking room 102 ' fan cover groove (not shown) in.
The edge of described lagging casing 140 is by screw and sidewall 102 ' be connected.
Described fan cover 116 is processed through injection moulding by the synthetic resin material, is installed in support 117 and sidewall 102 ' after going up, just in time the agitation fans 112 in the installation room 114 are covered completely.
The outside of the installation room 114 that described fan electromotor 120 is installed in, have on the fan electromotor 120 and described boss 114 " the corresponding screw hole (not shown) of screw hole (not shown); fan electromotor arbor 120 ' the pass boss 114 at installation room 114 middle parts " on the through hole (not shown) insert in the through hole 117a on the support 117, by screw 122 fan electromotor 120 is fixed on boss 114 " on, make simultaneously to hold on 114 ' support the bottom surface of fan electromotor 120.
The cross section of described installation room 114 is not necessarily circular, agitation fan 112 is installed and is enough to make it to rotate freely as long as form.
Below in conjunction with Fig. 2 the installation process of stirring fan mounting structure for microwave oven of the present invention is illustrated:
At first, make the arbor 120 of fan electromotor 120 ' the pass boss 114 at installation room 114 middle parts " on the through hole (not shown) insert in the through hole 117a on the support 117; by screw 122 fan electromotor 120 is fixed on boss 114 " on, make simultaneously and hold on 114 bottom surfaces that support fan electromotor 120, at this moment, both fan electromotor 120 had been fixedly mounted in the outside of installation room 114, make fan electromotor arbor 120 ' be connected again with support 117, driving arm 117 rotations are together rotated thereby drive agitation fan 112 during fan electromotor arbor 120 ' rotation.
Then, in the through hole 117a of support 117, insert the projection 116 of fan cover 116 ', this moment fan electromotor arbor 120 ' with projection 116 ' the form rotating shaft of agitation fan 112.
At last, with the edge of fan cover 116 insert the sidewall 102 of cooking room 102 ' on groove in, just finished the installation process of agitation fan 112.
Claims (4)
1. stirring fan mounting structure for microwave oven, comprise: agitation fan, sidewall, support, lagging casing and fan cover, it is characterized in that: the middle part of described sidewall (102 ') has a circular opening, lagging casing (140) is with this circular opening sealing, form an installation room (114) that outwards protrudes, agitation fan (112) is installed in the installation room (114); The outer upper of described installation room (114) is formed with a supporting pillar (114 '), the outer middle side part of installation room (114) be formed with a boss (114 "), (middle part of 114 ") has through hole and screw hole to boss; Described support (117) central authorities have a through hole (117a), and agitation fan (112) is installed on the support (117); The central part of described fan cover (116) is formed with a projection (116 '), and projection (116 ') inserts and is fixed in the through hole (117a), and the edge of fan cover (116) is inserted in the fan cover groove of the sidewall (102 ') that is fixed on cooking room (102).
2. stirring fan mounting structure for microwave oven according to claim 1 is characterized in that: the top of described supporting pillar (114 ') is the plane.
3. stirring fan mounting structure for microwave oven according to claim 1 is characterized in that: the edge of described lagging casing (140) is connected with sidewall (102 ') by screw.
4. stirring fan mounting structure for microwave oven according to claim 1, it is characterized in that: described fan cover (116) is processed through injection moulding by the synthetic resin material, after being installed on support (117) and the sidewall (102 '), just in time the agitation fan (112) in the installation room (114) is covered completely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02117501 CN1278076C (en) | 2002-04-29 | 2002-04-29 | Stirring fan mounting structure for microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02117501 CN1278076C (en) | 2002-04-29 | 2002-04-29 | Stirring fan mounting structure for microwave oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1455171A true CN1455171A (en) | 2003-11-12 |
| CN1278076C CN1278076C (en) | 2006-10-04 |
Family
ID=29257241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02117501 Expired - Fee Related CN1278076C (en) | 2002-04-29 | 2002-04-29 | Stirring fan mounting structure for microwave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1278076C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100455904C (en) * | 2004-09-20 | 2009-01-28 | 乐金电子(天津)电器有限公司 | Top surface plate structure for microwave oven chamber |
-
2002
- 2002-04-29 CN CN 02117501 patent/CN1278076C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100455904C (en) * | 2004-09-20 | 2009-01-28 | 乐金电子(天津)电器有限公司 | Top surface plate structure for microwave oven chamber |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1278076C (en) | 2006-10-04 |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |