CN201652519U - Door hook device of microwave oven - Google Patents
Door hook device of microwave oven Download PDFInfo
- Publication number
- CN201652519U CN201652519U CN2010201500308U CN201020150030U CN201652519U CN 201652519 U CN201652519 U CN 201652519U CN 2010201500308 U CN2010201500308 U CN 2010201500308U CN 201020150030 U CN201020150030 U CN 201020150030U CN 201652519 U CN201652519 U CN 201652519U
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- CN
- China
- Prior art keywords
- door
- gate stop
- microswitch
- door hook
- microwave oven
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a door hook device of a microwave oven, wherein an upper door hook body and a lower door hook body are arranged on the door body; the front ends of the door hook bodies are in contact with microswitches; the door hook bodies are connected with the door body through rotating shafts; and stretched springs are arranged between the door hook bodies and the door body respectively. Transition connecting rods are arranged between the front ends of the door hook bodies and the microswitches; and one ends of the transition connecting rods are in contact with the front ends of the door hook bodies, and the other ends of the transition connecting rods are in contact with the contacts of the microswitches. The door hook device of a microwave oven provided by the utility model has the advantages of greatly increasing the reliability, reducing the abrasion between the door hooks and a switch bracket, and prolonging the service lives of the microswitches.
Description
Technical field
The utility model relates to a kind of structure of appliance door hook device.
Background technology
The door switch system of micro-wave oven plays decisive role as the key link in the micro-wave oven overall system control to the normal use of micro-wave oven, micro-wave oven in use, will close an action through constantly opening the door, so the life requirements of opposite house switching system is very strict.The gate stop of side sliding door micro-wave oven employing at present substantially all is single spring control gate stop, and have following some deficiency: 1. the reliability of door switch is lower; Owing to be the control of single spring, gate stop is done contacting of as a whole and microswitch, and gate stop just can have influence on the contact condition with three microswitches, and the state of gate stop like this and microswitch contact is easy to influenced and changes, and causes the reliability reduction.2. wearing and tearing are bigger between gate stop and switch bracket; When door for microwave oven is closed, gate stop is subjected to forward thrust on switch bracket, the reaction force extension spring that makes progress that provides by switch bracket, because causing rubbing, the active force on the spring vertical direction concentrates on the gate stop front end between gate stop and the switch bracket in this case, it is bigger to wear and tear, and the wearing and tearing of gate stop and switch bracket are more serious.3. door induction microswitch damages easily; In door for microwave oven body closing course, the top gate stop give one of an induction microswitch contact forward active force and downward active force, downward active force pressing microswitch, but active force forward is inefficacious, uses easy opposite house induction microswitch to cause the not in place even damage of switch for a long time; 4. the chain microswitch of the door difficulty that resets; When the door for microwave oven body is opened, the door interlock switch is to rely on the elastic force jack-up connecting rod of microswitch contact itself to realize resetting, the frictional resistance between the gravity of connecting rod own and connecting rod and the switch bracket will be born in the contact, may cause an interlock switch not reset if resistance is excessive, cause micro-wave oven to break down.
The utility model content
The utility model provides a kind of reliability to increase greatly at the deficiencies in the prior art, has reduced the wearing and tearing between gate stop and switch bracket; Increased the door for microwave oven hook device in microswitch service life.
The utility model is achieved through the following technical solutions:
The door for microwave oven hook device, the door body is provided with two gate stop bodies up and down, and gate stop body front end contacts with microswitch, and described gate stop body is connected with the door body by rotating shaft respectively; The gate stop body is provided with back-moving spring respectively and between the door body.
The door for microwave oven hook device is provided with the transition connecting rod between described gate stop body front end and the microswitch; One end of transition connecting rod contacts with the gate stop front end; The other end of transition connecting rod contacts with the microswitch contact.
The utility model gate stop device is controlled gate stop up and down respectively by two springs, and gate stop has well solved the deficiency of microwave current fire door hook structure system by transition connecting rod and the transition of microswitch contact:
1. increase the reliability of door switch; Dual spring control gate stop has been realized the control respectively to microswitch, two gate stops are controlled respectively by two springs, are independent of each other, and has increased the reliability that cooperates between gate stop and microswitch.
2. the wearing and tearing between gate stop and switch bracket have been reduced; When the door for microwave oven body was closed, gate stop was subjected to switch bracket reaction force and spring tension to form stress balance, and gate stop rotates to design attitude around fixed axis, and frictional force acts on the arcwall face of gate stop during rotation, has avoided friction to concentrate, and has reduced wearing and tearing.
3. protected door induction microswitch; In the door for microwave oven body closing course, gate stop gives only active force vertically downward of an induction microswitch contact by the connecting rod effect of rotating around fixed axis, can not cause damage to the microswitch contact; It all is that mode by the arm of force passes to the microswitch contact that gate stop acts on power on the connecting rod, and by the cushioning effect of connecting rod, the power that is applied to the contact is slowly to increase, and this has just well protected microswitch.
4. being beneficial to an interlock switch resets; Owing to realize break-make by the connecting rod of a long arm structure between gate stop and chain the opening the light of door, the door body is when opening the door, and door interlock switch contact only needs very little power just connecting rod can be upspring, and is easy to just realize resetting of door interlock switch.
Description of drawings
Accompanying drawing is the sectional structure schematic diagram.
The specific embodiment
Shown in accompanying drawing.
Embodiment 1
The utility model door body is provided with up and down, and 1, two gate stop body 1 of two gate stop bodies is connected with door body 5 by rotating shaft 6 respectively; Gate stop body 1 respectively and be provided with back-moving spring 4 between the door body 5.Be provided with transition connecting rod 2 between gate stop body 1 front end and the microswitch 3; One end of transition connecting rod 2 contacts with gate stop 1 front end; The other end of transition connecting rod 2 contacts with the contact of microswitch 3.
The utility model dual spring 4 control gate stops 1 have been realized the control respectively to microswitch 3, and two gate stops 1 are controlled respectively by two springs 4, are independent of each other, and have increased 3 reliabilities that cooperate of gate stop 1 and microswitch.During door for microwave oven body 5 closures, gate stop 1 is subjected to switch bracket reaction force and spring 4 pulling force to form stress balance, and gate stop 16 rotates to design attitude around the shaft, and frictional force acts on the arcwall face of gate stop 1 during rotation, has avoided friction to concentrate, and has reduced wearing and tearing.Gate stop 1 gives only active force vertically downward of a contact of induction microswitch 3 by the connecting rod effect of 6 rotations around the shaft, can not cause damage to the contact of microswitch 3; The power that gate stop 1 acts on the transition connecting rod 2 all is the contact that passes to microswitch 3 by the mode of the arm of force, and by the cushioning effect of transition connecting rod 2, the power that is applied to the contact is slowly to increase, and this has just well protected microswitch 3.
The utility model door body is provided with up and down, and 1, two gate stop body 1 of two gate stop bodies is connected with door body 5 by rotating shaft 6 respectively; Gate stop body 1 respectively and be provided with back-moving spring 4 between the door body 5.The utility model dual spring 4 control gate stops 1 have been realized the control respectively to microswitch 3, and two gate stops 1 are controlled respectively by two springs 4, are independent of each other, and have increased 3 reliabilities that cooperate of gate stop 1 and microswitch.During door for microwave oven body 5 closures, gate stop 1 is subjected to switch bracket reaction force and spring 4 pulling force to form stress balance, and gate stop 16 rotates to design attitude around the shaft, and frictional force acts on the arcwall face of gate stop 1 during rotation, has avoided friction to concentrate, and has reduced wearing and tearing.Gate stop 1 gives only active force vertically downward of a contact of induction microswitch 3 by the connecting rod effect of 6 rotations around the shaft, can not cause damage to the contact of microswitch 3.
Claims (2)
1. door for microwave oven hook device, a door body is provided with two gate stop bodies up and down, and gate stop body front end contacts with microswitch, it is characterized in that described gate stop body is connected with a body by rotating shaft respectively; The gate stop body is provided with back-moving spring respectively and between the door body.
2. door for microwave oven hook device according to claim 1 is characterized in that being provided with the transition connecting rod between described gate stop body front end and the microswitch; One end of transition connecting rod contacts with the gate stop front end; The other end of transition connecting rod contacts with the microswitch contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201500308U CN201652519U (en) | 2010-03-31 | 2010-03-31 | Door hook device of microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201500308U CN201652519U (en) | 2010-03-31 | 2010-03-31 | Door hook device of microwave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201652519U true CN201652519U (en) | 2010-11-24 |
Family
ID=43117758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201500308U Expired - Fee Related CN201652519U (en) | 2010-03-31 | 2010-03-31 | Door hook device of microwave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201652519U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193858A (en) * | 2016-08-04 | 2016-12-07 | 广东美的厨房电器制造有限公司 | Interlock, door body structure and cooking apparatus |
| CN107578933A (en) * | 2017-08-31 | 2018-01-12 | 杭州老板电器股份有限公司 | A kind of switching device and kitchen appliance for kitchen appliance |
| CN110381622A (en) * | 2019-07-23 | 2019-10-25 | 广东格兰仕集团有限公司 | A kind of micro-wave oven door body structure |
| CN110856299A (en) * | 2019-09-26 | 2020-02-28 | 广东格兰仕集团有限公司 | Cooking appliance and door body thereof |
-
2010
- 2010-03-31 CN CN2010201500308U patent/CN201652519U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193858A (en) * | 2016-08-04 | 2016-12-07 | 广东美的厨房电器制造有限公司 | Interlock, door body structure and cooking apparatus |
| CN107578933A (en) * | 2017-08-31 | 2018-01-12 | 杭州老板电器股份有限公司 | A kind of switching device and kitchen appliance for kitchen appliance |
| CN110381622A (en) * | 2019-07-23 | 2019-10-25 | 广东格兰仕集团有限公司 | A kind of micro-wave oven door body structure |
| CN110381622B (en) * | 2019-07-23 | 2024-06-04 | 广东格兰仕集团有限公司 | Door structure of microwave oven |
| CN110856299A (en) * | 2019-09-26 | 2020-02-28 | 广东格兰仕集团有限公司 | Cooking appliance and door body thereof |
| CN110856299B (en) * | 2019-09-26 | 2022-03-11 | 广东格兰仕集团有限公司 | Cooking appliance and door body thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: WHIRLPOOL (CHINA) CO., LTD. Free format text: FORMER NAME: HEFEI RONGSHIDA SANYO ELECTRIC CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 230088 No. 96 science Avenue, hi tech Zone, Anhui, Hefei Patentee after: Whirlpool (China) Limited by Share Ltd Address before: 230088 No. 96 science Avenue, hi tech Zone, Anhui, Hefei Patentee before: Hefei Rongshida Sanyo Electric Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20170331 |