CN111561801B - Automatic door-opening refrigerator - Google Patents
Automatic door-opening refrigerator Download PDFInfo
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- CN111561801B CN111561801B CN201910112997.2A CN201910112997A CN111561801B CN 111561801 B CN111561801 B CN 111561801B CN 201910112997 A CN201910112997 A CN 201910112997A CN 111561801 B CN111561801 B CN 111561801B
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- door
- opening
- sliding groove
- closing
- refrigerator
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- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 4
- 238000013016 damping Methods 0.000 claims description 44
- 230000000670 limiting effect Effects 0.000 claims description 28
- 239000007788 liquid Substances 0.000 claims description 3
- 238000005034 decoration Methods 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
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- 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 invention provides an automatic door-opening refrigerator which comprises a refrigerator body and door bodies, wherein the door bodies are hinged with the refrigerator body through door hinges, the door hinges are assembled on the refrigerator body or the door bodies, the number of the door hinges is 2, a door opening structure capable of enabling the door bodies to be automatically opened is arranged between one door hinge and the door bodies or between the door hinges and the refrigerator body, locking mechanisms matched with each other are further arranged on the door bodies and the refrigerator body, the locking mechanisms lock the door bodies in a door-closing state, and the door bodies can be unlocked after door physical force is received in the door opening process. The refrigerator can be unlocked through acting force to the door body of the refrigerator when the refrigerator is opened, so that the locking mechanism for locking the door body can unlock the door body, and then the door body is automatically opened through the door opening structure, so that the automatic door opening is realized.
Description
Technical Field
The invention relates to a refrigerator with an automatic door.
Background
Along with the increasing demands of people on the internal space of a kitchen, when users purchase, embedded refrigerators are more and more popular among people, and the opening mode of the refrigerators cannot be effectively solved all the time because the refrigerators are embedded in the cabinets. The existing refrigerator door opening mode is mainly realized through two structures of a hidden power-assisted handle and an external power-assisted handle, but the embedded refrigerator is embedded in a cabinet, so that the gap between a refrigerator door body and the cabinet is small, and if the hidden power-assisted handle is used, the hidden power-assisted handle cannot be stretched to operate in a door closing state; the other external power-assisted handle needs to be assembled outside the refrigerator, occupies most of the external space, and increases the overall size of the refrigerator.
Disclosure of Invention
The invention provides an automatic door-opening refrigerator, which solves the problem of inconvenient door opening operation of an embedded refrigerator in the prior art.
In order to solve the technical problems, the refrigerator with the automatic door opening function is realized by adopting the following technical scheme: the utility model provides an automatic refrigerator that opens door, includes box and door body, and the door body passes through door hinge and box hinge, and door hinge assembly is on box or door body, and door hinge is provided with 2, is provided with the structure of opening the door that can make the door body open automatically between one of them door hinge and door body or the box, still is provided with the locking mechanical system of mutually supporting on door body and the box, locking mechanical system locks the door body when closing the door, can release the door body locking after receiving door physical power when opening the door.
The invention also comprises the following additional technical characteristics:
further, a damping structure is arranged between the other door hinge and the door body or the box body, the damping structure comprises a damping wheel and a damping rotating shaft, the damping wheel is rotatably arranged on the damping rotating shaft, damping liquid is arranged between the damping rotating shaft and the damping wheel, the damping shaft is arranged on the door hinge, and the damping wheel is fixed on the door body/the box body.
Further, the door opening structure comprises an elastic button rotating piece, one end of the elastic button rotating piece is fixed with the door body or the box body, and the other end of the elastic button rotating piece is fixed with the door hinge.
Further, the locking mechanism comprises a locking block, a locking piece and a locking rod, wherein the locking piece is arranged on the locking block, a sliding groove capable of enabling the locking rod to slide and a limiting structure capable of limiting the locking rod after the locking rod slides in place when the door is closed are formed in the locking block and the locking piece, and the sliding groove comprises a door closing sliding groove and a door opening sliding groove.
Further, the limit structure comprises a concave part arranged on the locking piece and a limit step formed at the sliding end of the door closing sliding groove, the concave part is arranged opposite to the limit step, and the locking rod slides into the concave part from the sliding end of the door closing sliding groove and is locked and fixed between the concave part and the limit step.
Further, the door closing sliding groove comprises a door closing guiding sliding groove and a first door closing sliding groove communicated with the door closing guiding sliding groove, the first door closing sliding groove is formed by sinking towards the inside of the locking block, the bottom surface of the door closing guiding sliding groove is higher than the bottom surface of the first door closing sliding groove, a first door closing step is formed at the joint of the door closing guiding sliding groove and the first door closing sliding groove, and the top surface of the first door closing step is higher than the top surface of the limiting step.
Further, the first door closing sliding groove is an elliptical sliding groove, a rectangular sliding groove or an arc-shaped sliding groove.
Further, form spacing spout between the depressed part with spacing step, the spout that opens the door include spacing spout and with the first spout that opens the door of spacing spout intercommunication with open the door the direction spout, first spout that opens the door is for forming to the inside sunken of locking piece, spacing spout bottom surface is higher than first spout bottom surface that opens the door, is formed with first step that opens the door in spacing spout and first spout intercommunication department that opens the door, first spout bottom surface that opens the door is higher than and opens the door the direction spout bottom surface, is formed with the second step that opens the door in first spout that opens the door with open the door direction spout junction, first step top surface that opens the door is lower than spacing step top surface, be higher than second step top surface that opens the door.
Further, the door opening guide chute is communicated with the door closing guide chute, the bottom surface of the door opening guide chute is higher than that of the door closing guide chute, and a guide limiting step is formed at the joint of the door opening guide chute and the door closing guide chute.
Furthermore, the guide limiting step is obliquely arranged and extends towards the entrance position of the door closing guide chute.
The invention has the following advantages and positive effects:
the invention provides an automatic door opening refrigerator which comprises a refrigerator body and a door body, wherein the door body is hinged with the refrigerator body through door hinges, the door hinges are assembled on the refrigerator body or the door body, 2 door hinges are arranged, a door opening structure capable of enabling the door body to be automatically opened is arranged between one door hinge and the door body or the refrigerator body, and locking mechanisms matched with each other are further arranged on the door body and the refrigerator body, the locking mechanisms lock the door body in a door closing state, and the door body can be unlocked after receiving door physical force in the door opening process. The refrigerator can be unlocked through acting force to the door body of the refrigerator when the refrigerator is opened, so that the locking mechanism for locking the door body can unlock the door body, and then the door body is automatically opened through the door opening structure, so that the automatic door opening is realized.
Drawings
Fig. 1 is a perspective view of a refrigerator with an automatic door according to the present invention;
FIG. 2 is an enlarged view of part A of the automatic door opening refrigerator of the present invention;
FIG. 3 is an enlarged view of part B of the automatic door-opening refrigerator of the present invention;
FIG. 4 is a schematic view showing a structure of a locking mechanism of an automatic door-opening refrigerator according to a first embodiment of the present invention;
FIG. 5 is a schematic diagram II showing a structure of a locking mechanism of an automatic door-opening refrigerator in a locked state when the door is closed;
fig. 6 is a schematic view showing a structure of a door opening state of a locking mechanism of an automatic door-opening refrigerator of the present invention.
Description of the embodiments
The technical scheme of the invention is further described in detail below with reference to the accompanying drawings and the detailed description,
examples
The present invention proposes an embodiment of an automatic door-opening refrigerator, referring to fig. 1 to 6, comprising a case 100 and a door 200, the door 200 is hinged with the case 100 through a door hinge, the door hinge is assembled on the case 100 or the door 200, i.e. the door hinge can be assembled on the case 100 or the door 200, as long as the rotational connection between the door 200 and the case 100 can be achieved, preferably, the door hinge is provided with 2 door hinges, namely an upper hinge 310 and a lower hinge 320, a door opening structure capable of automatically opening the door 200 is provided between one door hinge and the case 200 or the case 100, i.e. when the door hinge is provided on the case 100, a door opening structure is connected between the door hinge and the door 200, when the door hinge is provided on the door 200, the door opening structure is provided between the door hinge and the case 100, in this embodiment, the case that the lower hinge 320 is provided on the case 100 is described as an example, that is, the door opening structure is provided between the lower hinge 320 and the door body 200, so that the door body is automatically opened, preferably, the door opening structure in this embodiment includes an elastic button rotating member 400, a door decoration strip is provided on the door body 200, a protruding column is provided on the door decoration strip, a positioning column 321 is provided on the lower hinge 320, one end of the elastic button rotating member 400 is fixed on the protruding column, and one end of the elastic button rotating member 400 is fixed on the positioning column 321, preferably, the elastic torsion member 400 is a torsion spring or a torsion spring piece, when the door is closed, the torsion spring is compressed to accumulate energy, and when the door body 200 is unlocked, the door body 200 is ejected out by the torsion force of the torsion spring, so as to automatically open the door.
In order to realize that the door body 200 can be locked and fixed when the door is closed, the door body 200 and the box body 100 are also provided with a locking mechanism 500 which is matched with each other, the locking mechanism 500 locks the door body 200 when the door is closed, and the door body 200 can be unlocked after receiving door force when the door is opened. Further, the locking mechanism 500 includes a locking block 510, a locking member 520 and a locking lever 530, the locking member 520 is disposed on the locking block 510, the locking block 510 is fixed on the box 100, the locking lever 530 is fixed on the door 200, the locking block 510 and the locking member 520 are formed with a sliding slot for sliding the locking lever 530 and a limiting structure for limiting and fixing the locking lever 530 after the locking lever 530 slides in place when the door is closed, and the sliding slot includes a door closing sliding slot 610 and a door opening sliding slot 620.
Specifically, the limiting structure includes a recess 710 formed on the locking member 520 and a limiting step 720 formed at the sliding end of the door closing chute 610, the recess 710 is disposed opposite to the limiting step 720, and the locking rod 520 is locked and fixed between the recess 710 and the limiting step 720 by sliding from the sliding end of the door closing chute 610.
Preferably, the door closing chute 610 includes a door closing guiding chute 611 and a first door closing chute 612 in communication with the door closing guiding chute 611, the first door closing chute 612 is formed by recessing toward the inside of the locking block 610, the top surface of the door closing guiding chute 611 is higher than the top surface of the first door closing chute 612, a first door closing step 613 is formed at the connection between the door closing guiding chute 611 and the first door closing chute 612, and the top surface of the first door closing step 613 is higher than the top surface of the limit step 720. When the door is closed, the locking rod 530 enters along the door closing guide chute 611, preferably, the bottom surface of the door closing guide chute 611 is an inclined surface, the two side surfaces are inclined surfaces, which plays a guiding role, the door closing guide chute 611 is formed by surrounding the locking block 510 and the locking piece 520 together, the locking rod 530 can slide in conveniently, the locking rod 530 slides along the door closing guide chute 611 to reach the first door closing step 613, slides down from the first door closing step 613 to enter the first door closing chute 612 and slides along the first door closing chute 612, the locking rod 530 cannot retreat due to the limiting effect of the first door closing step 613, the locking rod 530 is clamped between the concave part 710 and the limiting step 720 and fixed after sliding out from the first door closing chute 612 through the limiting step 720, and the locking rod 530 cannot retreat due to the limiting step 720, so that the locking fixation of the door body 200 is realized at the moment.
Still form spacing spout 621 between depressed part 710 with spacing step 720, the spout 620 of opening the door include spacing spout 621 and with spacing spout 621 intercommunication first spout 622 and the direction spout 623 that opens the door, first spout 622 is for forming to locking piece 510 inside sunken, spacing spout 621 and first spout 622 intercommunication department is formed with first step 624 that opens the door, first spout 622 and the direction spout 623 intercommunication department that opens the door are formed with second step 625 that opens the door, first step 624 top surface is less than spacing step 720 top surface, be higher than second step 625 top surface that opens the door. When the door is opened, the door body 200 can be slightly pushed, so that the door body 200 drives the locking rod 530 to slide along the limiting sliding groove 621, slide into the first door opening sliding groove 622 from the limiting sliding groove 621 through the first door opening step 624, slide in the first door opening sliding groove 622, the locking rod 530 cannot slide backwards due to the effect of the first door opening step 624, slide out of the first door opening sliding groove 622 after sliding for a certain period along the first door opening sliding groove 622, the second door opening step 625 is arranged at the first door opening sliding groove 622 and the door opening guide sliding groove 623, the locking rod 530 enters into the door opening guide sliding groove 623 through the second door opening step 625, and slide out along the door opening guide sliding groove 623, and meanwhile, the locking rod 530 is prevented from sliding reversely due to the limiting effect of the second door opening step 625.
Further, the first door closing chute 612 is an oval chute, a rectangular chute or a circular arc chute, and the first door opening chute 622 is also a rectangular chute recessed into the locking block 510.
Preferably, the door opening guide chute 623 is communicated with the door closing guide chute 611, the bottom surface of the door opening guide chute 623 is higher than the bottom surface of the door closing guide chute 611, and a guide limit step 900 is formed at the joint of the door opening guide chute 623 and the door closing guide chute 611. In this way, the locking rod 530 directly enters the entrance position of the door closing guide chute 611 after sliding out of the door opening guide chute 623, and does not slide reversely due to the guide limit step 900 after sliding out of the door opening guide chute 623.
Preferably, the guiding and limiting step 900 is disposed obliquely and extends toward the entrance of the door closing guiding chute 611, so as to guide the locking lever 530 to a certain extent, and when a force is applied, the locking lever 530 can slide along the guiding and limiting step 900 directly to the entrance of the door closing guiding chute 611.
Further, a damping structure 800 is disposed between the other door hinge and the door body 200 or the case 100, the other door hinge in this embodiment is correspondingly an upper hinge 310, which is also disposed on the case 100, and a damping structure 800 is disposed between the upper hinge 310 and the door body 200, where the damping structure 800 in this embodiment is mainly used to prevent the torsional force of the elastic torsion member 400 from being too large when opening the door and damage the door body 200, and preferably, the damping structure 800 in this embodiment includes a damping wheel 810 and a damping rotating shaft 820, the damping wheel 810 is rotatably disposed on the damping rotating shaft 820, damping liquid is disposed between the damping rotating shaft 820 and the damping wheel 810, the damping rotating shaft 820 is mounted on the door hinge, and the damping wheel 810 is fixed on the door body 200/the case 100. The damper wheel 810 balances the excessive torsion force generated by the elastic torsion member 400 to allow the door opening force to reach a proper range, so that the door opening process is smoother.
When the door body 200 rotates relative to the box body 100, the damping wheel 810 can rotate relative to the damping rotating shaft 820, and a reverse acting force is generated on the elastic button force of the door body 200 by the damping force between the damping wheel 810 and the damping rotating shaft 820, so that the door body 200 can be opened stably, and the damping wheel 810 and the damping rotating shaft 820 in the embodiment can be in a damping wheel structure applied to a car in the prior art, which is not described herein.
The refrigerator with automatic door opening in this embodiment locks the door body 200 between the recess 710 and the limit step 720 through the locking lever 530 when the door body 200 is in a closed state, when the door needs to be opened, the door body 200 is pushed by the acting force, so that the locking lever 530 is separated from the recess 720, and then the locking lever 530 can slide out along the limit chute 621, the first door opening chute 622 and the door opening guide chute 623, to unlock the door body 200, at this time, the elastic torsion member 400 releases the torsion acting force to the door body 200, so that the door body 200 is automatically opened, and meanwhile, the damping structure 800 can be matched to enable the door body 200 to be smoothly opened.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be apparent to one skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (8)
1. The automatic door opening refrigerator comprises a refrigerator body and door bodies, wherein the door bodies are hinged with the refrigerator body through door hinges, and the door hinges are assembled on the refrigerator body or the door bodies, and the automatic door opening refrigerator is characterized in that 2 door hinges are arranged, a door opening structure capable of enabling the door bodies to be automatically opened is arranged between one door hinge and the door bodies or between the door hinges and the refrigerator body, and locking mechanisms matched with each other are further arranged on the door bodies and the refrigerator body, the locking mechanisms lock the door bodies in a door closing state, and the door bodies can be unlocked after door physical force is received in the door opening process;
the locking mechanism comprises a locking block, a locking piece and a locking rod, wherein the locking piece is arranged on the locking block, a chute capable of enabling the locking rod to slide and move and a limiting structure for limiting the locking rod after the locking rod slides in place when the door is closed are formed on the locking block and the locking piece, and the chute comprises a door closing chute and a door opening chute;
the limiting structure comprises a concave part arranged on the locking piece and a limiting step formed at the sliding end of the door closing sliding groove, the concave part is arranged opposite to the limiting step, and the locking rod slides into the concave part from the sliding end of the door closing sliding groove and is locked and fixed between the concave part and the limiting step.
2. The automatic door-opening refrigerator according to claim 1, wherein a damping structure is provided between the other door hinge and the door body or the case, the damping structure includes a damping wheel and a damping rotating shaft, the damping wheel is rotatably provided on the damping rotating shaft, damping liquid is provided between the damping rotating shaft and the damping wheel, the damping rotating shaft is mounted on the door hinge, and the damping wheel is fixed on the door body/the case.
3. The automatic door opening refrigerator as claimed in claim 1, wherein the door opening structure comprises an elastic torsion member, one end of which is fixed to the door body or the cabinet body, and the other end of which is fixed to the door hinge.
4. The automatic door-opening refrigerator according to claim 3, wherein the door-closing sliding groove comprises a door-closing guiding sliding groove and a first door-closing sliding groove communicated with the door-closing guiding sliding groove, the first door-closing sliding groove is formed by the inner recess of the locking block, the bottom surface of the door-closing guiding sliding groove is higher than the bottom surface of the first door-closing sliding groove, a first door-closing step is formed at the joint of the door-closing guiding sliding groove and the first door-closing sliding groove, and the top surface of the first door-closing step is higher than the top surface of the limiting step.
5. The refrigerator with automatic door opening according to claim 4, wherein the first door closing chute is an oval chute or a rectangular chute.
6. The automatic door-opening refrigerator according to claim 5, wherein a limit sliding groove is formed between the concave portion and the limit step, the door-opening sliding groove comprises the limit sliding groove, a first door-opening sliding groove communicated with the limit sliding groove and a door-opening guide sliding groove, the first door-opening sliding groove is formed in a concave mode towards the inside of the locking block, the bottom surface of the limit sliding groove is higher than the bottom surface of the first door-opening sliding groove, a first door-opening step is formed at the position where the limit sliding groove is communicated with the first door-opening sliding groove, the bottom surface of the first door-opening sliding groove is higher than the bottom surface of the door-opening guide sliding groove, a second door-opening step is formed at the joint of the first door-opening sliding groove and the door-opening guide sliding groove, and the top surface of the first door-opening step is lower than the top surface of the limit step and higher than the top surface of the second door-opening step.
7. The automatic door-opening refrigerator as claimed in claim 6, wherein the door-opening guide chute is communicated with the door-closing guide chute, the bottom surface of the door-opening guide chute is higher than the bottom surface of the door-closing guide chute, and a guide limit step is formed at the junction of the door-opening guide chute and the door-closing guide chute.
8. The automatic door opening refrigerator as claimed in claim 7, wherein the guide limit step is obliquely disposed and extends toward the door closing guide chute entrance position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910112997.2A CN111561801B (en) | 2019-02-13 | 2019-02-13 | Automatic door-opening refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910112997.2A CN111561801B (en) | 2019-02-13 | 2019-02-13 | Automatic door-opening refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111561801A CN111561801A (en) | 2020-08-21 |
| CN111561801B true CN111561801B (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910112997.2A Active CN111561801B (en) | 2019-02-13 | 2019-02-13 | Automatic door-opening refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111561801B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113338741A (en) * | 2021-07-08 | 2021-09-03 | 高代国 | Pocket door booster |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100857605B1 (en) * | 2002-11-27 | 2008-09-09 | 삼성전자주식회사 | Refrigerator |
| WO2006098591A1 (en) * | 2005-03-16 | 2006-09-21 | Lg Electronics Inc. | Damper embedded in a home bar door of a refrigerator and method for manufacturing the same |
| KR20070020964A (en) * | 2005-08-17 | 2007-02-22 | 엘지전자 주식회사 | Door locking apparatus for wine storage of refrigerator |
| DE102009026670A1 (en) * | 2009-06-03 | 2010-12-09 | BSH Bosch und Siemens Hausgeräte GmbH | household appliance |
| CN101709911B (en) * | 2009-10-24 | 2012-07-04 | 成都峻峰科技开发有限公司 | Automatic isolating door for opening cold storage room |
| CN103868316B (en) * | 2014-03-14 | 2017-08-15 | 合肥美的电冰箱有限公司 | For the bar desk of refrigerator and the refrigerator with it |
| CN103924854A (en) * | 2014-05-06 | 2014-07-16 | 合肥晶弘电器有限公司 | Door hinge of embedded refrigerator and embedded refrigerator |
| CN108894817A (en) * | 2018-08-20 | 2018-11-27 | 攀枝花市九鼎智远知识产权运营有限公司 | A kind of down-hole survival capsule quick operating valve |
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2019
- 2019-02-13 CN CN201910112997.2A patent/CN111561801B/en active Active
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| CN111561801A (en) | 2020-08-21 |
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| CB02 | Change of applicant information |
Address after: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant after: QINGDAO HAIER SPECIAL FREEZER Co.,Ltd. Applicant after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Shandong, Qingdao Applicant before: QINGDAO HAIER SPECIAL FREEZER Co.,Ltd. Applicant before: QINGDAO HAIER JOINT STOCK Co.,Ltd. |
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