CN110470095A - A kind of automatic switch mechanism of refrigerator door - Google Patents
A kind of automatic switch mechanism of refrigerator door Download PDFInfo
- Publication number
- CN110470095A CN110470095A CN201910792008.9A CN201910792008A CN110470095A CN 110470095 A CN110470095 A CN 110470095A CN 201910792008 A CN201910792008 A CN 201910792008A CN 110470095 A CN110470095 A CN 110470095A
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- Prior art keywords
- door body
- automatic switch
- switch mechanism
- gear
- transmission
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- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims description 59
- 238000009434 installation Methods 0.000 abstract description 11
- 230000005291 magnetic effect Effects 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229920006324 polyoxymethylene Polymers 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
- 239000011354 acetal resin Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- 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
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- 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
Abstract
A kind of automatic switch mechanism of door body, is particularly suitable for refrigerator door, the switch of realization door body that can be stable.Rotating operation of the invention stablizes push module, is mounted on the lower end of door body, stablizes push module by rotating operation and pushes door body, easy for installation by means of resistance gear, switch runs smoothly.Preferably, it is equipped with boosting opening module, can easily realize boost function when door body is opened.It is particularly suitable for refrigerator door, refrigerator door is when opening, and due to sealing and magnetic effect, when unlatching, needs biggish power, therefore, can easily open refrigerator door using boosting opening module.
Description
Technical field
The present invention relates to a kind of automatic switch mechanisms of door body, in particular to a kind of automatic switch of refrigerator door
Mechanism.
Background technique
Now in life, electric appliance using more and more extensive, as the development of industry and user actually use Quality of experience
It is required that raising, product hommization functional requirement gradually increases.The exploitation of electronic automatic opening and closing door function is in the recent period
Fall over each other a break-through point of development, competitive selling point in industry.The current situation both at home and abroad in industry in this respect is at present:
1, there is presently no the product introductions of full angle automatic shutter function, sale for the door body being pivoted.It is existing only
There is low-angle to open and close the door body of function (within the scope of 20 °), and technology is immature.
2, it is mostly booster opening door function, cannot achieve that door body is automatically closed and wide-angle automatically turns on, and higher cost,
Automatic door opening-and-closing mechanism is mounted in top of the box, and production technology is complicated, and market shows that promotion effect is poor, the in-mind anticipation with user
Drop is larger.
3, associated retrieval motion: Chinese patent literature CN108362071A discloses a kind of refrigerator doors being pivoted
The driving device of body automatic switch, for the apparatus main body at the top of refrigerator body, which relies on turbine and worm drive gear set
It realizes the driving of door body, installation and complex manufacturing technology, higher cost, influences that assembling quality factor is more, and conformity of production is poor.
Summary of the invention
In consideration of it, the present invention provides a kind of automatic switch mechanism of door body, it is particularly suitable for refrigerator door, it can be stable
Realize the switch of door body.The present invention is different from existing switching mechanism, and rotating operation of the invention stablizes push module, preferably
Ground is mounted on the lower end of door body, stablizes push module by rotating operation and pushes door body, by means of resistance gear, installation side
Just, switch runs smoothly.The automatic opening of wide-angle (0~hexagonal angle degree range) door body and closing function may be implemented.Preferably,
Equipped with boosting opening module, boost function when door body is opened can be easily realized.It is particularly suitable for refrigerator door, refrigerator door
When opening, due to sealing and magnetic effect, when unlatching, biggish power is needed, it therefore, can be convenient using boosting opening module
Open refrigerator door.
Preferably, the stable push module of rotating operation solves existing similar function with the modularized design of boosting opening module
Problem is made in technique existing for the product of energy and influences function popularization, keeps function more reliable.Significantly reduce function popularization
Cost (in initial estimate cost and current industry related art scheme ratio, the technical program is only that its half also wants low).It is excellent
Selection of land, rotating operation stablizes push module and boosting opening module is mounted on door body bottom (lower end), and rotating operation stabilization pushes away
Dynamic resistance rotating disk directly combines together with rotary shaft, and installation manufacture craft is simple, and quality conformance is preferable.
Specifically:
A kind of automatic switch mechanism of door body, including rotating operation stablize push module, and rotating operation stablizes push module
It is mounted on the upper end and/or lower end of door body, it includes the first power motor, the first transmission dress that rotating operation, which stablizes push module,
It sets, hinders rotating disk, the first power motor can drive the rotation of door body by the first transmission device driving resistance rotating disk, resistance rotating disk
Axis rotation, and then realize the switch of door body.
Preferably, further include boosting opening module, boosting opening module includes the second power motor, the second transmission device and
Propulsion arm, propulsion arm are equipped with rack gear, and the second power motor drives propulsion arm to extend and retract by the second transmission device, in turn
Realize the boosting of door body.
Preferably, the upper end and/or lower end of door body is arranged in boosting opening module.
Preferably, the upper end and/or lower end of door body is arranged in boosting opening module, with the rotary shaft of door body at a distance of the
The setting of one pre-determined distance.
Preferably, the second transmission device includes the second power gear directly driven by the second power motor, dynamic with second
The driving gear of powershift gear transmission connection, driving gear and the rack gear engaged transmission on propulsion arm.
Preferably, the force side of propulsion arm is spherical shape.
Preferably, the rotary shaft of the rotary shaft and door body that hinder rotating disk is the same axis.
Preferably, the first transmission device includes the first power gear directly driven by the first power motor, dynamic with first
The driving gear set of powershift gear transmission connection, driving gear set and resistance rotating disk transmission connection.
Preferably, driving gear set includes multiple transmission gears, at least one transmission gear tool in multiple transmission gears
There are friction plate and friction seat, when transmission resistance reaches preset value, friction plate can sliding realization resistance release opposite with friction seat.
Preferably, rotating operation is stablized push module and is integrated in power box.
Preferably, the automatic switch mechanism of the door body is applied on refrigerator door.
Preferably, boosting opening module is integrated in another power box.
It in addition further include of the present invention in door body the present invention also provides a kind of refrigerator, including refrigerator body and door body
Automatic switch mechanism.
The present invention at least has the advantages that
1, door body wide-angle (0~hexagonal angle degree range) is realized to automatically turn on and close.
2, modular designs are convenient for the selection of different model product；Modularized design may be implemented mass black box and adopt
Purchase reduces purchase cost (about the installation cost similar than currently on the market reduces half).
3, the full angle of door body, total travel automatic shutter function are conducive to the technical level and market competition that promote product
Power.
5, the automatic switch mechanism of door body forms component, installation manufacture craft letter mounted in door body lower end (bottom) and door body
Single, quality conformance is good.
6, switch gate of the present invention runs smoothly.
It should be understood that the above general description and the following detailed description are merely exemplary, this can not be limited
It is open.
Detailed description of the invention
Its example embodiment is described in detail by referring to accompanying drawing, above and other target, feature and the advantage of the disclosure will
It becomes more fully apparent.Drawings discussed below is only some embodiments of the present disclosure, for the ordinary skill of this field
For personnel, without creative efforts, it is also possible to obtain other drawings based on these drawings.
The automatic switch mechanism of door body Fig. 1 of the invention is installed on the schematic diagram on refrigerator.
Rotating operation Fig. 2 of the invention stablizes push module schematic diagram.
The schematic diagram of boosting opening module Fig. 3 of the invention.
Fig. 4 present invention has the geared parts schematic diagram of friction plate.
Wherein: 10- rotating operation stablizes push module, the first power motor of 11-, the first power gear of 12-, 13- first
Transmission gear, the second transmission gear of 14-, 15- third transmission gear, the 4th transmission gear of 16-, the 5th transmission gear of 17-, 18-
Hinder rotating disk；20- boosting opening module, the second power motor of 21-, the second power gear of 22-, 23- drive gear, 24- push rod；
30- door body, 31- door body lower cover, 32- power box；40- cabinet；51- friction plate, 52- friction seat.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be real in a variety of forms
It applies, and is not understood as limited to embodiment set forth herein；On the contrary, thesing embodiments are provided so that the disclosure will be comprehensively and complete
It is whole, and the design of example embodiment is comprehensively communicated to those skilled in the art.Identical appended drawing reference indicates in figure
Same or similar part, thus repetition thereof will be omitted.
In addition, described feature, structure or characteristic can be incorporated in one or more implementations in any suitable manner
In example.In the following description, many details are provided to provide and fully understand to embodiment of the disclosure.However,
It will be appreciated by persons skilled in the art that can with technical solution of the disclosure without one or more in specific detail,
Or it can be using other methods, constituent element, device, step etc..In other cases, it is not shown in detail or describes known side
Method, device, realization or operation are to avoid fuzzy all aspects of this disclosure.
Although these are tied it should be understood that may describe various structures using term first, second, third, etc. herein
Structure should not be limited by these terms.These terms are to distinguish a structure and another structure.Therefore, the first knot being discussed herein below
Structure can be described as the second structure without departing from the teaching of disclosure concept.As used herein, term " and/or " include associated
All combinations for listing any of project and one or more.
It will be understood by those skilled in the art that attached drawing is the schematic diagram of example embodiment, module or process in attached drawing
Necessary to not necessarily implementing the disclosure, therefore it cannot be used for the protection scope of the limitation disclosure.
The content of the specific embodiment in the present invention is described in detail in 1-4 with reference to the accompanying drawing:
As shown in Figure 1, the automatic switch mechanism of door body 30 of the invention, is used especially for refrigerator door 30, it is shown in FIG. 1
Refrigerator is double-door refrigerator, has two groups of automatic switch mechanisms of the invention, when it is single open-door refrigerator, it is corresponding can be with
It is provided only with one group of automatic switch mechanism.
As shown in figures 1 and 2, the automatic switch mechanism of a kind of door body 30 of the invention, including rotating operation stablize push module
10, rotating operation stablizes the upper end and/or lower end that push module 10 is mounted on door body 30, and rotating operation stablizes push module
10 include the first power motor 11, and the first transmission device hinders rotating disk 18, and the first power motor 11 is driven by the first transmission device
Dynamic resistance rotating disk 18, resistance rotating disk 18 can drive the rotary shaft of door body 30 to rotate, and then realize the switch of door body 30.
As shown in Figure 3, it is preferable that further include boosting opening module 20, boosting opening module 20 includes the second power motor
21, the second transmission device and propulsion arm 24, propulsion arm 24 are equipped with rack gear, and the second power motor 21 is driven by the second transmission device
Dynamic propulsion arm 24 extends and retracts, and then realizes the boosting of door body 30.
Preferably, the upper end and/or lower end of door body 30, the rotary shaft with door body 30 is arranged in boosting opening module 20
It is arranged at a distance of the first pre-determined distance.
Wherein, the first pre-determined distance can according to the actual needs, and specific to be arranged, the distance apart from rotary shaft is remoter,
Thrust needed for propulsion arm 24 is smaller.I.e. it can be arranged far from the rotary shaft of door body.
Optionally, rotating operation stablizes push module 10, and boosting opening module 20 is located inside door body lower cover 31.
Preferably, the second transmission device includes the second power gear 22 directly driven by the second power motor 21, with
The driving gear 23 of two power gears 22 transmission connection, driving gear 23 and the rack gear engaged transmission on propulsion arm 24.
Preferably, one end (force side) of propulsion arm 24 is spherical shape.
Preferably, the rotary shaft of the rotary shaft and door body 30 that hinder rotating disk 18 is the same axis.Wherein, resistance can be used and turns tooth
Wheel is directly sleeved on mode fixed in rotary shaft.
Preferably, the first transmission device includes the first power gear 12 directly driven by the first power motor 11, with
The driving gear set of one power gear 12 transmission connection, driving gear set and resistance rotating disk 18 are sequentially connected.
Preferably, driving gear set includes multiple transmission gears.
As shown in Figure 4, it is preferable that at least one transmission gear in multiple transmission gears has friction plate 51 and friction seat
52, when transmission resistance reaches preset value (when transmission resistance is larger), friction plate 51 opposite sliding can realize resistance with friction seat 52
Power release.Wherein preset value can be specifically arranged according to the actual situation, be such as arranged to limit transmission resistance, make transmission resistance certain
In range, transmission device or motor can be protected.
Preferably, rotating operation is stablized push module 10 and is integrated in power box 32.
Preferably, the automatic switch mechanism of the door body 30 is applied on refrigerator door 30.
Preferably, boosting opening module 20 is integrated in another power box (not shown).
Preferably, the lower end of the door body 30 of 20 body door body 30 of boosting opening module is located remotely from 30 rotary shaft of door body
One end.Optionally, it is located inside door body lower cover 31.
It in addition further include institute of the present invention in door body 30 the present invention also provides a kind of refrigerator, including refrigerator body and door body 30
The automatic switch mechanism stated.
The principle of the present invention and process are further described below: the automatic switch mechanism of door body 30 of the invention, especially
It can be used for refrigerator door 30.It is mounted on refrigerator as shown in Figure 1, illustrating automatic switch mechanism of the invention, it is therein
Refrigerator is double-door refrigerator, therefore each of which door body 30 is respectively arranged with automatic switch mechanism.Refrigerator includes door body 30, (this of cabinet 40
Body), using the scheme mounted in 30 top of door body for being different from being currently in development in industry, automatic switch mechanism is preferably attached to
Lower hinge (30 rotary shaft of door body) position of 30 lower part of door body (lower end, preferably in door body lower cover 31) includes rotation
Stable push module 10 preferably also includes boosting opening module 20.
Include: the first power motor 11, the first power gear 12, pass as shown in Fig. 2, rotating operation stablizes push module 10
Moving gear group, resistance rotating disk 18.Driving gear set includes the first transmission gear 13, the second transmission gear 14, third transmission gear
15, the 4th transmission gear 16, the 5th transmission gear 17, the present invention is not construed as limiting its quantity and the kind of drive, as long as it can be real
Now it is driven.There is resistance rotating disk 18 certain damping characteristic can generate certain resistance when it is driven, thus real
The stable switch of existing door body 30.Damping action therein can be realized by elastic component such as torsional spring etc., such as can turn tooth by working as resistance
When 18 rotation of wheel, elastic component can generate an opposite effect power.
Or resistance rotating disk 18 is formed by the way of cooperating damping piece by gear.It is complete that rotating operation stablizes push module 10
Portion is accommodated in power box 32, so that the functional module is formed an entirety (being similar to power black box), convenient for being used as one zero
Component is installed in corresponding refrigerator door 30, improves technique assembling quality, simplifies assembly technology.
It hinders rotating disk 18 and opposing stationary part is formed by assembly and 30 rotary shaft of door body (hinge), resistance rotating disk 18 can
Rotary shaft rotation is driven, or the rotation axis and rotary shaft of resistance rotating disk 18 are same axis, i.e., resistance rotating disk 18 is directly set with solid
Determine on the rotary shaft.When the work of the first power motor 11, power output is acted in resistance rotating disk 18 by driving gear set,
By hindering the reaction of rotating disk 18,30 rotary motion of door body is driven, to realize functional requirement.First power gear 12 and resistance
Material used in rotating disk 18 is metal, remaining gear material selects POM (acetal resin), to improve the stable push module
Intensity and movement smoothness and reduce noise.First power motor 11 is servo motor, can freely just under off-position
Reversion, to solve still realize the function that door body 30 switchs under refrigerator off-position.Driving gear set can be according to 30 size of door body
Increase and decrease transmission gear quantity, drag size can also be opened according to door body 30 and be increased and decreased to reduce the workload demand of power motor,
Reduce noise, energy consumption and cost.
Rotating operation stablizes 10 course of work of push module: the rotary shaft (axle center) and 30 rotary shaft of door body of resistance rotating disk 18
Coaxially, stablize the whole lower end for being mounted in door body 30 of push module 10, under the driving of the first power motor 11, power output is logical
It crosses the first transmission device to act in resistance rotating disk 18, because being same after resistance rotating disk 18 and refrigerator hinge axis (rotary shaft) installation
Axis and opposing stationary, so door body 30, under the action of hindering rotating disk 18, driving door body 30 rotates, to realize that door body 30 exists
The lower automatic rotation of second power motor 21 effect.
As shown in figure 3, boosting opening module 20 is preferably mounted in door body lower cover 31, comprising: propulsion arm 24, sliding tooth
Take turns the 23, second power gear 22, the second power motor 21.Second power motor, 21 power output is driven by the second power gear 22
Dynamic driving gear 23, driving gear 23 amplify torque by reduction of speed to drive propulsion arm 24, illustrate in Fig. 3, drive gear
23 are formed with coaxially connected gear wheel and pinion gear, are engaged with rack by pinion gear, to realize pushing tow function.Boosting is opened
It opening module 20 and is mounted on door body lower end 31 and cover far from rotary shaft (articulated shaft) one end, compact overall structure occupies little space, and
And installation site is hidden.
20 course of work of boosting opening module: the second power motor 21 drives the second power gear 22, the second power gear
22 driving force is transmitted by driving gear 23, so that propulsion arm 24 is pushed to move along a straight line, the ball forming head of 24 front end of propulsion arm
Portion's pushing tow refrigerator body, to realize the effect of reversed 30 pivoting of pushing tow door body.Boosting opening module 20 mainly overcomes
The purpose of 30 incipient opening force of refrigerator door reduces resistance when rotating operation stablizes the work of push module 10.Before propulsion arm 24
End is preferably pushing tow ball head structure pattern, it is ensured that jacking force does not cause effectively to push ability because door body 30 rotates angle change
Decaying, while open defect not will cause to pushing tow contact surface.
As shown in figure 4, rotating operation is stablized in the gear of push module 10 and/or boosting opening module 20, preferably pass
At least one transmission gear in moving gear group, has the function of friction plate 51, and concrete implementation mode can pass through friction plate 51
Cooperation with friction seat 52 realizes that such as friction plate 51 therein has lug boss, and friction seat 52 has and raised portion fits
Recess portion.Door body 30 switch resistance it is larger when, to protect entire module components not by mechanical failure, by friction plate 51 with rub
Resistance release is realized in the opposite sliding for wiping seat 52, to realize the protection to entire module.Friction plate 51 is high elastic rubber material
Matter, friction seat 52 are metal material.The principle that 51 function of friction plate is realized: when geared parts are during operation by biggish
When drag effect, biggish stall can be generated to motor, generate electric current because of stall so as to cause motor and instantaneously increase, cause electricity
Machine inner heat causes motor damage.To avoid this defect, the geared parts of at least one transmission gear are designed to friction plate
51, the components for 52 composite structure of seat that rubs, friction plate 51 are high elastic rubber material, and friction seat 52 is metal material, in tooth
Wheel component during operation by biggish drag effect when, friction plate 51 generate flexible deformation, to realize friction plate 51
It relatively rotates with friction seat 52, to discharge larger resistance suffered by geared parts, rotating operation stabilization is pushed away to realize
The function and protecting of dynamic model block 10.
When 30 volume of door body is larger or space is enough, and by matching motor with dynamic output appropriate, which can be with
Not comprising boosting opening module 20, to further reduce the cost and reduce process components, production difficulty, enhanced feature matter are reduced
Amount.
The utility model has the advantages that
The present invention at least has the advantages that
Boosting opening module 20 of the invention, rotating operation stablize push module 10 and are mounted in 30 lower end of door body, avoid giving birth to
The decline of 30 installation error bring service quality of door body is even failed during production.Modular designs are adapted to difference
The needs of product, quality are stablized, are easily installed and repair, and modular designs pattern is convenient for the selection of different model product.Modularization
The buying of mass black box may be implemented in design, reduces purchase cost (installation cost drop about similar than currently on the market
It is at half).Boosting opening module 20 and rotating operation stablize the open and close that 10 collective effect of push module realizes door body 30,
Rotating operation is stablized.30 wide-angle of door body (0~120 angular range) may be implemented to automatically turn on and close.Full angle, total travel
Automatic shutter function is conducive to the technical level and the market competitiveness that promote product.Mounted in 30 bottom of door body and the formation of door body 30
Component, installation manufacture craft is simple, and quality conformance is good, and switch gate runs smoothly.
It is particularly shown and described the exemplary embodiment of the disclosure above.It should be appreciated that the present disclosure is not limited to
Detailed construction, set-up mode or implementation method described herein；On the contrary, disclosure intention covers included in appended claims
Various modifications and equivalence setting in spirit and scope.
Claims (12)
1. a kind of automatic switch mechanism of door body (30), including rotating operation stablize push module (10), it is characterised in that: rotation
Stable push module (10) is mounted on the upper end and/or lower end of door body (30), and rotating operation stablizes push module
It (10) include the first power motor (11), the first transmission device hindering rotating disk (18), the first power motor (11) is passed by first
Dynamic device driving resistance rotating disk (18), resistance rotating disk (18) can drive the rotary shaft of door body (30) to rotate, and then realize door body
(30) switch.
2. automatic switch mechanism according to claim 1, it is characterised in that: further include boosting opening module (20), boosting
Opening module (20) includes the second power motor (21), the second transmission device and propulsion arm (24), and propulsion arm (24) is equipped with tooth
Item, the second power motor (21) are extended and retracted by the second transmission device driving propulsion arm (24), and then realize door body (30)
Boosting.
3. automatic switch mechanism according to claim 2, it is characterised in that: boosting opening module (20) is arranged in door body
(30) upper end and/or lower end.
4. automatic switch mechanism according to claim 3, it is characterised in that: boosting opening module (20) is arranged in door body
(30) upper end and/or lower end are arranged with the rotary shaft of door body (30) at a distance of the first pre-determined distance.
5. according to any automatic switch mechanism of claim 2-4, it is characterised in that: the second transmission device includes by second
The second power gear (22) that power motor (21) directly drives, the driving gear with the second power gear (22) transmission connection
(23), the rack gear engaged transmission in driving gear (23) and propulsion arm (24).
6. according to any automatic switch mechanism of claim 2-4, it is characterised in that: the force side of propulsion arm (24) is ball
Shape.
7. automatic switch mechanism according to claim 1 to 4, it is characterised in that: resistance rotating disk (18) rotary shaft with
The rotary shaft of door body (30) is the same axis.
8. automatic switch mechanism according to claim 1 to 4, it is characterised in that: the first transmission device includes by first
The first power gear (12) that power motor (11) directly drives, the transmission gear with the first power gear (12) transmission connection
Group, driving gear set and resistance rotating disk (18) transmission connection.
9. automatic switch mechanism according to claim 8, it is characterised in that: driving gear set includes multiple transmission gears,
At least one transmission gear in multiple transmission gears has friction plate (51) and friction seat (52), when transmission resistance reaches default
When value, friction plate (51) opposite sliding can realize resistance release with friction seat (52).
10. according to claim 1-4,9 any automatic switch mechanism, it is characterised in that: rotating operation, which is stablized, pushes mould
Block (10) is integrated in power box (32).
11. according to claim 1-4,9 any automatic switch mechanism, it is characterised in that: automatic switch mechanism is applied
On refrigerator door (30).
12. a kind of refrigerator, including refrigerator body and door body (30), it is characterised in that: further include claim 1- in door body (30)
Any automatic switch mechanism in 11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910792008.9A CN110470095A (en) | 2019-08-26 | 2019-08-26 | A kind of automatic switch mechanism of refrigerator door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910792008.9A CN110470095A (en) | 2019-08-26 | 2019-08-26 | A kind of automatic switch mechanism of refrigerator door |
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| Publication Number | Publication Date |
|---|---|
| CN110470095A true CN110470095A (en) | 2019-11-19 |
Family
ID=68512904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910792008.9A Pending CN110470095A (en) | 2019-08-26 | 2019-08-26 | A kind of automatic switch mechanism of refrigerator door |
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| CN (1) | CN110470095A (en) |
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| CN211575667U (en) * | 2019-08-26 | 2020-09-25 | 合肥晶弘电器有限公司 | Automatic opening and closing mechanism of door body and refrigerator |
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2019
- 2019-08-26 CN CN201910792008.9A patent/CN110470095A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206496583U (en) * | 2017-03-01 | 2017-09-15 | 合肥美菱股份有限公司 | A kind of device for realizing refrigerator automatic door opening |
| CN208139675U (en) * | 2018-04-17 | 2018-11-23 | 南京中竞科电子科技有限公司 | A kind of door opening/closing apparatus and refrigerator of refrigerator |
| CN108662839A (en) * | 2018-05-21 | 2018-10-16 | 合肥华凌股份有限公司 | Refrigeration equipment, door body assembly and its control method |
| CN108626955A (en) * | 2018-07-10 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of bi-motor refrigerator automatic switch door gear |
| CN211575667U (en) * | 2019-08-26 | 2020-09-25 | 合肥晶弘电器有限公司 | Automatic opening and closing mechanism of door body and refrigerator |
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