CN105627661B - A kind of automatic door opening for refrigerator, open drawer - Google Patents
A kind of automatic door opening for refrigerator, open drawer Download PDFInfo
- Publication number
- CN105627661B CN105627661B CN201610113962.7A CN201610113962A CN105627661B CN 105627661 B CN105627661 B CN 105627661B CN 201610113962 A CN201610113962 A CN 201610113962A CN 105627661 B CN105627661 B CN 105627661B
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- CN
- China
- Prior art keywords
- gear
- teeth
- microswitch
- push rod
- housing
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D25/00—Charging, supporting, and discharging the articles to be cooled
- F25D25/02—Charging, supporting, and discharging the articles to be cooled by shelves
- F25D25/024—Slidable shelves
- F25D25/025—Drawers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/02—Details of doors or covers not otherwise covered
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
Abstract
The present invention relates to the automatic door opening for refrigerator, open drawer and include housing and upper lid, drive component, push rod, guide rail, back-moving spring, microswitch and microswitch driving lever are provided with housing, back-moving spring one end is connected on housing, the other end is connected on push rod, microswitch driving lever end is set in outside the gear shaft of teeth-missing gear, it is raised that circular arc is provided with the inside of microswitch driving lever end, arc groove is provided with the gear shaft upper end of teeth-missing gear, microswitch driving lever starting end face is butted on the side of microswitch shell fragment.The present invention is reasonable in design, save installing space, reduce technological requirement and production cost, the reliability and stability of work are improved, by setting teeth-missing gear, when pushing refrigerator doors or refrigerator drawer open, push rod is ingenious to be resetted by back-moving spring, so being resetted without motor task driven push rod, more flexible, more intelligent, more human nature is not only controlled, and substantially reduces noise caused by device work.
Description
Technical field
The invention belongs to automation appliance technical field, specifically refer to a kind of automatic door opening for refrigerator, open and take out
Drawer device.
Background technology
Nowadays, it has been trend of the times that household appliances product develops to intelligent, hommization direction, and traditional manual opens and closes
Refrigerator doors, the refrigerator of refrigerator drawer can not meet consumer demand.
With continuous progressive and science and technology the development of society, have automatically turn on refrigerator doors on the market, refrigerator is taken out
The intelligent refrigerator of drawer, because structure design is not reasonable, causes automatic door opening, to open drawer volume big, and technological requirement is high, raw
It is high to produce cost, is not sufficiently stable when opening and closing refrigerator doors, refrigerator drawer, noise is larger, inadequate hommization, intellectuality.
The content of the invention
In order to solve the above technical problems, the present invention uses following technical scheme：
A kind of automatic door opening for refrigerator, drawer is opened, including housing and lid are located at the upper lid on housing, in housing
It is interior to be provided with the push rod driven by drive component in extended position and retraction housing, and coordinate along push rod axis direction and push rod
Guide rail, the drive component includes motor and gear drive, gear drive includes with the worm screw of motor connection, with
Turbine, reduction gear component and the teeth-missing gear of worm engaging connection, worm gear drive reduction gear component to rotate, train of reduction gears
Part drives teeth-missing gear to rotate, and push rod is provided with the rack that connection is engaged with teeth-missing gear；
Back-moving spring is additionally provided with the housing, back-moving spring one end is connected on housing, and the other end is connected on push rod；
Microswitch and microswitch driving lever are additionally provided with the housing, microswitch driving lever end is set in teeth-missing gear
Gear shaft outside, it is raised to be provided with circular arc in the inside of microswitch driving lever end, is provided with the gear shaft upper end of teeth-missing gear
With the raised arc groove matched of circular arc, microswitch driving lever starting end face is butted on the side of microswitch shell fragment, microswitch
Shell fragment pressable microswitch push-button.
Preferably, above-mentioned back-moving spring is located at the top of push rod, and is be arranged in parallel with push rod axis direction.
Preferably, above-mentioned microswitch driving lever is provided with guide groove, and the downward vertical of microswitch driving lever is set in housing
There is guide rod, guide rod upper end is stretched into guide groove.
Preferably, projection is provided with the initiating terminal bearing of trend of housing inner push-rod, noise reduction is installed in the outer peripheral face of projection
Cushion rubber.
Preferably, above-mentioned reduction gear component includes the first gear coaxially connected with turbine, company is engaged with first gear
The second gear connect, the second gear number of teeth are more than the first gear number of teeth.
Preferably, above-mentioned reduction gear component also includes threeth gear coaxially connected with second gear and the 3rd gear
The 4th gear of connection is engaged, the 4th gear and teeth-missing gear are coaxially connected, and the number of teeth of the 4th gear is respectively greater than the 3rd gear
With the number of teeth of teeth-missing gear.
The present invention has following remarkable result：
The present invention is reasonable in design, saves installing space, reduces technological requirement and production cost, improves work
Reliability and stability, by setting teeth-missing gear, when pushing refrigerator doors or refrigerator drawer open, push rod is ingenious by resetting bullet
Spring resets, so being resetted without motor task driven push rod, not only controls more flexible, more intelligent, more human nature, and substantially reduce
Noise caused by device work.
Brief description of the drawings
Accompanying drawing 1 is decomposition texture schematic diagram of the present invention；
Accompanying drawing 2 is the vertical view working state structure schematic diagram that push rod of the present invention is initially retracted；
Accompanying drawing 3 is the vertical view working state structure schematic diagram that push rod of the present invention stretches out.
Embodiment
For the ease of it will be appreciated by those skilled in the art that being carried out below in conjunction with accompanying drawing and embodiment to the present invention further
It is described in detail.
As shown in accompanying drawing 1~3, the automatic door opening of the present embodiment announcement, the door that drawer is used to automatically turn on refrigerator is opened
Body or drawer, including housing 2 and lid are located at the upper lid 1 on housing 2, in order to improve the reliable of efficiency of assembling, intensity and assembling
Property, stability, upper lid 1 are connected by screw with housing 2.Drive component 3, push rod 4, guide rail 21, reset bullet are provided with housing 2
Spring 5, microswitch 6 and microswitch driving lever 7.
Wherein, the drive component 3 of the device includes motor 31 and gear drive 32, and guide rail 21 is along the axis side of push rod 4
Coordinate to setting, and with push rod 4, the driving push rod 4 of drive component 3 moves back and forth on guide rail 21, push rod 4 is stably stretched out
In position and retraction housing 2, the moving stability of push rod 4 is improved.Gear drive 32 includes the snail being connected with motor 31
Bar 321, turbine 322, reduction gear component and the teeth-missing gear 327 connected is engaged with worm screw 321, worm gear 322 drives reducing gear
Wheel assembly rotates, and reduction gear component drives teeth-missing gear 327 to rotate, and is provided with push rod 4 and engages connection with teeth-missing gear 327
Rack 41.
One end of back-moving spring 5 of the device is connected on housing 2, and the other end is connected on push rod 4；In order to facilitate push rod
Mobile and reset, back-moving spring 5 are located at the top of push rod 4, and are be arranged in parallel with the axis direction of push rod 4.
The end of microswitch driving lever 7 of the device is set in outside the gear shaft 328 of teeth-missing gear 327, in microswitch
Driving lever 7 is provided with guide groove 72, and the downward vertical of microswitch driving lever 7 is provided with guide rod 8 in housing 2, and the upper end of guide rod 8 is stretched
Enter in guide groove 72, teeth-missing gear 327 does not rotate with gear shaft 328；It is convex that circular arc is provided with the inside of the end of microswitch driving lever 7
71 are played, the arc groove 3280 matched with circular arc projection 71 is provided with the upper end of gear shaft 328 of teeth-missing gear 327.
In order to reduce the rotating speed of the output of motor 31, the safety and stability of the automatic door operator, reduction gearing are improved
Component also includes the first gear 323 coaxially connected with turbine 322, the second gear 324 being connected is engaged with first gear 323,
The number of teeth of second gear 324 is more than the number of teeth of first gear 323.
In order to further reduce the rotating speed of the output of motor 31, the security and stably of the automatic door operator is further improved
Property, reduction gear component also includes threeth gear 325 coaxially connected with second gear 324, engages and be connected with the 3rd gear 325
The 4th gear 326, the 4th gear 326 and teeth-missing gear 327 are coaxially connected, and the number of teeth of the 4th gear 326 is respectively greater than the 3rd
The number of teeth of gear 325 and teeth-missing gear 327.
In the present embodiment, microswitch 6 is used for the input signal of regulation motor 31, and then controls the moving direction of push rod 4；
The medial surface of microswitch 6 is provided with button 62 and shell fragment 61, and microswitch driving lever 7 originates end face and is butted on microswitch shell fragment 61
Side.
During present invention work, the refrigerator automatic door opening, open drawer and be in initial retracted mode, as shown in Figure 2, when
After motor 31 receives enabling or opens drawer signal, motor 31 starts rotation work, drives worm screw 321 to rotate when motor 31 rotates,
Worm screw 321 drives turbine 322 to rotate, because turbine 322 and first gear 323 are coaxially connected, first gear 323 and turbine 322
Rotating in same direction, first gear 323 drives second gear 324 to rotate, because the 3rd gear 325 and second gear 324 are coaxially connected,
The second gear 324 of 3rd gear 325 rotates in same direction, and the 3rd gear 325 drives the 4th gear 326 to rotate again, due to teeth-missing gear
327 is coaxially connected with the 4th gear 326, and gear shaft 328 drives the gear 326 of teeth-missing gear 327 and the 4th to rotate in same direction simultaneously, lacks
Gear 327 is in rotation process, and microswitch driving lever 7 originates end in contact microswitch shell fragment 61, and shell fragment 61 is pressurized, compression
Shell fragment 61 extrudes the button 62 of microswitch 6, then motor 31 keeps work, and the tooth section of teeth-missing gear 327 is then driven on push rod 4
Rack 41 be displaced outwardly, push rod 4 is stretched out housing 2 and complete to push or push away drawer action, push rod 4 draws high back-moving spring 5, such as attached
Shown in Fig. 3.
When the extended position of push rod 4 in place after, the arc groove 3280 of the upper end of gear shaft 328 just reaches microswitch driving lever
Raised 71 positions of 7 circular arc, under the driving of the elastic force of shell fragment 61, and under the guide effect of guide groove 72 and guide rod 8, bullet
Piece 61 drives microswitch driving lever 7 to move, and circular arc projection 71 is fallen into arc groove 3280；Button 62 departs from shell fragment 61 and pressed
Afterwards, motor 31 stops operating, and is just run in the middle part of the hypodontia section of teeth-missing gear 327 to top, teeth-missing gear 327 and rack 41
Engagement is completely disengaged, under its own resilient restitution of back-moving spring 5, back-moving spring 5 drives push rod 4 to be moved toward opposite direction
Initial position is retracted into, as shown in Figure 2.
The noise that housing 2 is sent is touched in order to reduce the push rod 4 in moving process is extended and retracted of push rod 4, in shell
The initiating terminal bearing of trend of the inner push-rod 4 of body 2 is provided with projection 22, and noise reduction cushion rubber 9, noise reduction cushion rubber are provided with the outer peripheral face of projection 22
9 are made up of soft material.So as to which push rod 4 is after retracting in place, noise reduction cushion rubber 7 first touches housing 2, is made an uproar so as to substantially reduce
Sound.
The present invention is used for refrigerator automatic door opening, to open drawer reasonable in design, saves installing space, reduces work
Skill requirement and production cost, improve the reliability and stability of work, by setting teeth-missing gear 327, are pushing refrigerator doors open
Or during refrigerator drawer, push rod 4 is ingenious to be resetted by back-moving spring 5, so resetted without the task driven push rod 4 of motor 21, not only
More flexible, more intelligent, more human nature is controlled, and substantially reduces noise caused by device work.
The preferred scheme that above-described embodiment is realized for the present invention, and non-limiting exhaustion, the present invention is gone back under same idea
There can be other variations.It should be noted that on the premise of inventive concept of the present invention is not departed from, it is any obvious
Replace within the scope of the present invention.
Claims (6)
1. a kind of automatic door opening for refrigerator, open drawer, including housing（2）The upper lid being located at lid on housing（1）,
It is provided with housing and passes through drive component（3）Drive the push rod in extended position and retraction housing（4）, and along push rod axis direction
The guide rail coordinated with push rod（21）, it is characterised in that：The drive component includes motor（31）And gear drive（32）, tooth
Wheel transmission device includes the worm screw with motor connection（321）, the turbine that is connected with worm engaging（322）, reduction gear component and
Teeth-missing gear（327）, worm gear drives reduction gear component to rotate, and reduction gear component drives teeth-missing gear to rotate, and sets on push rod
There is the rack that connection is engaged with teeth-missing gear（41）；
Back-moving spring is additionally provided with the housing（5）, back-moving spring one end is connected on housing, and the other end is connected on push rod；
Microswitch is additionally provided with the housing（6）With microswitch driving lever（7）, microswitch driving lever end is set in hypodontia tooth
The gear shaft of wheel（328）Outside, it is raised to be provided with circular arc in the inside of microswitch driving lever end（71）, in the gear of teeth-missing gear
Axle upper end is provided with and the raised arc groove matched of circular arc（3280）, microswitch driving lever starting end face is butted on microswitch shell fragment
（61）Side, microswitch shell fragment pressable microswitch push-button（62）.
2. automatic door opening according to claim 1 for refrigerator, open drawer, it is characterised in that：The reset bullet
Spring is located at the top of push rod, and is be arranged in parallel with push rod axis direction.
3. automatic door opening according to claim 2 for refrigerator, open drawer, it is characterised in that：The fine motion is opened
Close driving lever and be provided with guide groove（72）, the downward vertical of microswitch driving lever is provided with guide rod in housing（8）, guide rod upper end
Stretch into guide groove.
4. according to any one of claim 1-3 for refrigerator automatic door opening, open drawer, it is characterised in that：
Projection is provided with the initiating terminal bearing of trend of housing inner push-rod（22）, noise reduction cushion rubber is installed in the outer peripheral face of projection（9）.
5. automatic door opening according to claim 4 for refrigerator, open drawer, it is characterised in that：The reducing gear
Wheel assembly includes the first gear coaxially connected with turbine（323）, engage with first gear the second gear of connection（324）, institute
State the second gear number of teeth and be more than the first gear number of teeth.
6. automatic door opening according to claim 5 for refrigerator, open drawer, it is characterised in that：The reducing gear
Wheel assembly also includes threeth gear coaxially connected with second gear（325）, engage with the 3rd gear the 4th gear of connection
（326）, the 4th gear and teeth-missing gear are coaxially connected, and the number of teeth of the 4th gear is respectively greater than the tooth of the 3rd gear and teeth-missing gear
Number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113962.7A CN105627661B (en) | 2016-03-01 | 2016-03-01 | A kind of automatic door opening for refrigerator, open drawer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610113962.7A CN105627661B (en) | 2016-03-01 | 2016-03-01 | A kind of automatic door opening for refrigerator, open drawer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105627661A CN105627661A (en) | 2016-06-01 |
| CN105627661B true CN105627661B (en) | 2018-04-03 |
Family
ID=56042823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610113962.7A Active CN105627661B (en) | 2016-03-01 | 2016-03-01 | A kind of automatic door opening for refrigerator, open drawer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105627661B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766592B (en) * | 2016-12-27 | 2018-05-15 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| CN107062774B (en) * | 2016-12-27 | 2019-11-26 | 青岛海尔股份有限公司 | Automatic door operator and refrigerator with the device |
| CN106642947B (en) * | 2016-12-27 | 2018-05-11 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| CN106766591B (en) * | 2016-12-27 | 2018-05-11 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| CN108634634B (en) * | 2017-08-24 | 2020-05-05 | 瑞安市瑞佳箱包有限公司 | Express cabinet with adjustable storage space |
| CN108427335B (en) * | 2018-04-28 | 2019-12-03 | 四川虹美智能科技有限公司 | A kind of control equipment, method and the intelligent appliance of intelligent appliance |
| CN108679914B (en) * | 2018-07-28 | 2024-01-30 | 南京中竞科智能科技有限公司 | Manual automatic door opening and closing structure for refrigerator |
| KR102607011B1 (en) | 2018-10-01 | 2023-11-29 | 삼성전자주식회사 | Refrigerator |
| TR201902445A2 (en) * | 2019-02-19 | 2020-09-21 | Vestel Beyaz Esya Sanayi Ve Ticaret Anonim Sirketi | Automatic door opening system and related method. |
| CN111657683B (en) * | 2019-03-06 | 2021-10-29 | 宁波方太厨具有限公司 | Cabinet with water receiving device |
| CN110584494A (en) * | 2019-09-29 | 2019-12-20 | 华帝股份有限公司 | Electric door and cooking equipment applying same |
| CN111609602A (en) * | 2020-04-14 | 2020-09-01 | 合肥华凌股份有限公司 | Refrigerator with a door |
| CN113623933A (en) * | 2021-08-27 | 2021-11-09 | 江苏凯德电控科技有限公司 | Automatic push-open device with overload protection and refrigerator |
| CN115031486B (en) * | 2022-08-11 | 2022-11-08 | 合肥美的电冰箱有限公司 | Drawer assembly and refrigerator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002364712A (en) * | 2001-06-08 | 2002-12-18 | Matsushita Refrig Co Ltd | Gear mechanism, door opening device with the gear mechanism, and cabinet and refrigerator with the door opening device |
| CN202176160U (en) * | 2011-07-26 | 2012-03-28 | 海尔集团公司 | Boosting handle and refrigerating device |
-
2016
- 2016-03-01 CN CN201610113962.7A patent/CN105627661B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002364712A (en) * | 2001-06-08 | 2002-12-18 | Matsushita Refrig Co Ltd | Gear mechanism, door opening device with the gear mechanism, and cabinet and refrigerator with the door opening device |
| CN202176160U (en) * | 2011-07-26 | 2012-03-28 | 海尔集团公司 | Boosting handle and refrigerating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105627661A (en) | 2016-06-01 |
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Effective date of registration: 20190619 Address after: 516255 No. 24 Xinlian East Road, Shuikou Street Office, Huicheng District, Huizhou City, Guangdong Province Patentee after: Tongda science and Technology (Huizhou) Co., Ltd. Address before: 516005 Huida Industrial Center, Longhu Development Zone, Huicheng District, Huizhou City, Guangdong Province Patentee before: Tongda Electromechanical industry (Huizhou) Co., Ltd. |